TRUE
type: MusicGroup
genre: anime
genre: j-pop
popularity: 48
followers: 78087
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSProofURL
  type: PropertyValue
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additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3535e905-08ef-4916-83d9-0f676622e107.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/3535e905-08ef-4916-83d9-0f676622e107
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T21:20:00Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x50bf4a4cbf54d8d050ecf67f7a22b87819722e7ac9e08662fa061546b588a2a0. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3535e905-08ef-4916-83d9-0f676622e107.json and https://artists.proofprofile.net/proofs/artist/3535e905-08ef-4916-83d9-0f676622e107.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T21:20:00Z
album: "Sound! Euphonium" Best Theme Songs Collection Wind Orchestra Ver.
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  track: DREAM SOLISTER (Wind Orchestra Ver.)
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    duration: PT5M9S
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    explicit: false
    by artist: 北宇治高校吹奏楽部
    in album: "Sound! Euphonium" Best Theme Songs Collection Wind Orchestra Ver.
      type: MusicAlbum
      date published: 2024-07-31
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    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
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    additional property: CopyrightChainExplorerURL
      type: PropertyValue
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    additional property: OTSBitcoinBlock
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      type: PropertyValue
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    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5UHNyNKenK6shL1wB2kHu1
    additional property: OTSTimestamp
      type: PropertyValue
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    additional property: OTSCanonicalRecord
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    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d87cbfeb8ceadd7bd54b6bb583f473cf5b5cf51c161b08dce1fb989caa080b6. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5UHNyNKenK6shL1wB2kHu1.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5UHNyNKenK6shL1wB2kHu1.
      date published: 2026-07-02T03:30:09Z
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  track: トゥッティ！ (Wind Orchestra Ver.)
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    by artist: 北宇治高校吹奏楽部
    in album: "Sound! Euphonium" Best Theme Songs Collection Wind Orchestra Ver.
      type: MusicAlbum
      date published: 2024-07-31
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    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-21T21:58:11+00:00
    additional property: CopyrightChainExplorerURL
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    additional property: OTSBitcoinBlock
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    additional property: OTSVerificationAPI
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    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe2103125e7c4def4b052b4b8bc8540f660f474fa1d858fb4996ff56bfadeb438. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2MsTbAf23Uy76BblY0raLJ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2MsTbAf23Uy76BblY0raLJ.
      date published: 2026-07-02T03:30:09Z
      text: {"copyright_id":"0xe2103125e7c4def4b052b4b8bc8540f660f474fa1d858fb4996ff56bfadeb438","isrc":"JPI101500914","name":"トゥッティ！ (Wind Orchestra Ver.)","registered_at":"2026-06-21T21:58:11Z","spotify_id":"2MsTbAf23Uy76BblY0raLJ","type":"track"}
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    in album: "Sound! Euphonium" Best Theme Songs Collection Wind Orchestra Ver.
      type: MusicAlbum
      date published: 2024-07-31
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    additional property: CopyrightStatus
      type: PropertyValue
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    additional property: CopyrightChainExplorerURL
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    additional property: OTSVerificationAPI
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      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3mmhsFKP6o8eLWyQr2wEG8
    additional property: OTSTimestamp
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    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8548e9f5077b6e3047d555d782a7595fb30576f3316d19c6b75dc5972d17f5c0. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3mmhsFKP6o8eLWyQr2wEG8.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3mmhsFKP6o8eLWyQr2wEG8.
      date published: 2026-07-02T03:30:09Z
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  track: サウンドスケープ (TRUE & Wind Orchestra Ver.)
    type: MusicRecording
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    explicit: false
    by artist: TRUE
    in album: "Sound! Euphonium" Best Theme Songs Collection Wind Orchestra Ver.
      type: MusicAlbum
      date published: 2024-07-31
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    additional property: OTSBitcoinBlock
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    additional property: OTSVerificationAPI
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    additional property: OTSCanonicalRecord
    additional property: OTSVerifyInstructions
    subject of: OpenTimestamps Proof of Existence
  track: ヴィヴァーチェ！ (Wind Orchestra Ver.)
  track: Blast! (TRUE & Wind Orchestra Ver.)
  track: アンサンブル (TRUE & Wind Orchestra Ver.)
  track: ReCoda (TRUE & Wind Orchestra Ver.)
  track: 音色の彼方 (Wind Orchestra Ver.)
album: コトバアソビ
album: Lonely Queen's Liberation Party
album: Around the True
album: Joy Heart
album: フローズン
album: S.O.S
album: ReCoda / BLUE DAYS
album: ReCoda
album: BLUE DAYS
album: Gift
album: アンサンブル
album: rebind
album: 浄歌
album: Happy encount
album: MUSIC
album: Storyteller
album: WILL
album: Blast!
album: Another colony
album: Sincerely
album: BUTTERFLY EFFECTOR
album: フロム
album: Sound Scape
album: Divine Spell
album: STEEL -鉄血の絆-
album: Flying Dragon Knight
album: Dear answer
album: DREAM SOLISTER
album: ailes
album: はじまりの翼/TWIN BIRD
album: UNISONIA (アーティスト盤)
album: VIOLET EVERGARDEN: Automemories
album: VIOLET EVERGARDEN: Echo Through Eternity
album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
album: VIOLET EVERGARDEN VOCAL ALBUM Song letters
album: みちしるべ
album: TVアニメ『終末なにしてますか？忙しいですか？救ってもらっていいですか？』オリジナルサウンドトラック「青い記憶」
album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
album: Unsung ballad
track: Sincerely - osirasekita Remix
track: Happy encount (Anime Size)
track: DREAM SOLISTER (Movie Ver.)
track: サウンドスケープ (TRUE & Wind Orchestra Ver.)
track: Blast! (TRUE & Wind Orchestra Ver.)
track: アンサンブル (TRUE & Wind Orchestra Ver.)
track: ReCoda (TRUE & Wind Orchestra Ver.)
track: MUSIC
track: Blast!
track: Another colony
track: 空に読む物語
track: inorganic
track: Acceleration
track: リブート！
track: 叙情詩とロマンス
track: ステラ
track: 僕の中の君へ
track: Storyteller
track: WILL
track: Sincerely - English version

OTSHash
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value: 956302

OTSBitcoinBlockVerifyURL
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value: https://blockstream.info/api/block/956302

OTSRecordURL
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value: https://artists.proofprofile.net/proofs/track/7hbPm0cdFII8dGuNEcwOYb.json

OTSVerificationAPI
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value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7hbPm0cdFII8dGuNEcwOYb

OTSTimestamp
type: PropertyValue
value: 2026-07-02T03:30:09Z

OTSCanonicalRecord
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OTSVerifyInstructions
type: PropertyValue
value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x144c09d1cb74bbcebd2dda6918d0aa13141c59d52c096d90e20707fa2742fb1e. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7hbPm0cdFII8dGuNEcwOYb.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7hbPm0cdFII8dGuNEcwOYb.
date published: 2026-07-02T03:30:09Z
text: {"copyright_id":"0x144c09d1cb74bbcebd2dda6918d0aa13141c59d52c096d90e20707fa2742fb1e","isrc":"JPI101602606","name":"サウンドスケープ (TRUE & Wind Orchestra Ver.)","registered_at":"2026-06-20T23:41:01Z","spotify_id":"7hbPm0cdFII8dGuNEcwOYb","type":"track"}

ヴィヴァーチェ！ (Wind Orchestra Ver.)
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duration: PT5M38S
duration ms: 338253
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by artist: 北宇治高校吹奏楽部
in album: "Sound! Euphonium" Best Theme Songs Collection Wind Orchestra Ver.
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isrc code: JPI101602609
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSRecordURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0OgbQG4qWoH19oTAwJgMuS
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSCanonicalRecord
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a158e895e8c4ae84cc5450913e2f38737bf49a21354e6cad22dae90b67f1d8b. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0OgbQG4qWoH19oTAwJgMuS.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0OgbQG4qWoH19oTAwJgMuS.
  date published: 2026-07-02T05:09:12Z
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Blast! (TRUE & Wind Orchestra Ver.)
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duration: PT5M11S
duration ms: 311573
explicit: false
by artist: TRUE
in album: "Sound! Euphonium" Best Theme Songs Collection Wind Orchestra Ver.
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI101900827
additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64ba8dc60dec6026dc7e06e0a2e5ea6f669b2187b401209a1529f2dac6f71fee. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2QIkFE0awr2rD90O9K7C7F.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2QIkFE0awr2rD90O9K7C7F.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x64ba8dc60dec6026dc7e06e0a2e5ea6f669b2187b401209a1529f2dac6f71fee","isrc":"JPI101900827","name":"Blast! (TRUE & Wind Orchestra Ver.)","registered_at":"2026-06-21T22:11:40Z","spotify_id":"2QIkFE0awr2rD90O9K7C7F","type":"track"}

アンサンブル (TRUE & Wind Orchestra Ver.)
type: MusicRecording
duration: PT4M50S
duration ms: 290186
explicit: false
by artist: 北宇治高校吹奏楽部
by artist: TRUE
in album: "Sound! Euphonium" Best Theme Songs Collection Wind Orchestra Ver.
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102401759
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T02:10:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb1bcf56d89897c37764804bdeb46f75d4aa94ef789072b5a31b39c497eea8611
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/70h3sJlnjybeGGGHTlXf4P.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/70h3sJlnjybeGGGHTlXf4P
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb1bcf56d89897c37764804bdeb46f75d4aa94ef789072b5a31b39c497eea8611","isrc":"JPI102401759","name":"アンサンブル (TRUE & Wind Orchestra Ver.)","registered_at":"2026-06-23T02:10:49Z","spotify_id":"70h3sJlnjybeGGGHTlXf4P","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb1bcf56d89897c37764804bdeb46f75d4aa94ef789072b5a31b39c497eea8611. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/70h3sJlnjybeGGGHTlXf4P.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/70h3sJlnjybeGGGHTlXf4P.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xb1bcf56d89897c37764804bdeb46f75d4aa94ef789072b5a31b39c497eea8611","isrc":"JPI102401759","name":"アンサンブル (TRUE & Wind Orchestra Ver.)","registered_at":"2026-06-23T02:10:49Z","spotify_id":"70h3sJlnjybeGGGHTlXf4P","type":"track"}

ReCoda (TRUE & Wind Orchestra Ver.)
type: MusicRecording
duration: PT4M26S
duration ms: 266626
explicit: false
by artist: 北宇治高校吹奏楽部
by artist: TRUE
in album: "Sound! Euphonium" Best Theme Songs Collection Wind Orchestra Ver.
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102401760
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T22:40:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x75d41b07d4ea69a42c30707b73e7bba3bbf536e66a2c077cb23d38a157a2ff97
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1fTg0nqOI4gF7NpkVniaRM.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1fTg0nqOI4gF7NpkVniaRM
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x75d41b07d4ea69a42c30707b73e7bba3bbf536e66a2c077cb23d38a157a2ff97","isrc":"JPI102401760","name":"ReCoda (TRUE & Wind Orchestra Ver.)","registered_at":"2026-06-17T22:40:59Z","spotify_id":"1fTg0nqOI4gF7NpkVniaRM","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75d41b07d4ea69a42c30707b73e7bba3bbf536e66a2c077cb23d38a157a2ff97. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1fTg0nqOI4gF7NpkVniaRM.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1fTg0nqOI4gF7NpkVniaRM.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x75d41b07d4ea69a42c30707b73e7bba3bbf536e66a2c077cb23d38a157a2ff97","isrc":"JPI102401760","name":"ReCoda (TRUE & Wind Orchestra Ver.)","registered_at":"2026-06-17T22:40:59Z","spotify_id":"1fTg0nqOI4gF7NpkVniaRM","type":"track"}

音色の彼方 (Wind Orchestra Ver.)
type: MusicRecording
duration: PT4M21S
duration ms: 261866
explicit: false
by artist: 北宇治高校吹奏楽部
in album: "Sound! Euphonium" Best Theme Songs Collection Wind Orchestra Ver.
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102401761
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T22:40:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x46c0e4edc58371af93e397d9242058226c968ac8b4ccf6364c6e68d32e35873a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/689upuNpchKUFsME02HPv9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/689upuNpchKUFsME02HPv9
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x46c0e4edc58371af93e397d9242058226c968ac8b4ccf6364c6e68d32e35873a","isrc":"JPI102401761","name":"音色の彼方 (Wind Orchestra Ver.)","registered_at":"2026-06-17T22:40:39Z","spotify_id":"689upuNpchKUFsME02HPv9","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46c0e4edc58371af93e397d9242058226c968ac8b4ccf6364c6e68d32e35873a. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/689upuNpchKUFsME02HPv9.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/689upuNpchKUFsME02HPv9.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x46c0e4edc58371af93e397d9242058226c968ac8b4ccf6364c6e68d32e35873a","isrc":"JPI102401761","name":"音色の彼方 (Wind Orchestra Ver.)","registered_at":"2026-06-17T22:40:39Z","spotify_id":"689upuNpchKUFsME02HPv9","type":"track"}

コトバアソビ
type: MusicAlbum
date published: 2021-08-25
track: MUSIC
  type: MusicRecording
  duration: PT4M16S
  duration ms: 256002
  explicit: false
  by artist: TRUE
  in album: コトバアソビ
    type: MusicAlbum
    date published: 2021-08-25
  isrc code: JPI102101587
track: Blast!
  type: MusicRecording
  duration: PT4M21S
  duration ms: 261290
  explicit: false
  by artist: TRUE
  in album: コトバアソビ
    type: MusicAlbum
    date published: 2021-08-25
  isrc code: JPI101900604
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T23:07:03+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6f80677620c3bc39b94b17f5ef9023f69ec00b53bd8c5ffd08aba1188c3985e1
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953536
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953536
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4PKb1uijV9V0EWIPzSFy6N.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4PKb1uijV9V0EWIPzSFy6N
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f80677620c3bc39b94b17f5ef9023f69ec00b53bd8c5ffd08aba1188c3985e1. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4PKb1uijV9V0EWIPzSFy6N.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4PKb1uijV9V0EWIPzSFy6N.
    date published: 2026-06-13T17:25:41Z
track: Another colony
  type: MusicRecording
  duration: PT4M12S
  duration ms: 252011
  explicit: false
  by artist: TRUE
  in album: コトバアソビ
    type: MusicAlbum
    date published: 2021-08-25
  isrc code: JPI101802437
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T16:41:30+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x328b7a0a86c5b391e0a7c6d171c4fb287803f8aa3bd28dd25904c267b02f32db
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953513
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953513
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6PhLTa3YsokPwiWbztNeYp.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6PhLTa3YsokPwiWbztNeYp
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x328b7a0a86c5b391e0a7c6d171c4fb287803f8aa3bd28dd25904c267b02f32db","isrc":"JPI101802437","name":"Another colony","registered_at":"2026-06-04T16:41:30Z","spotify_id":"6PhLTa3YsokPwiWbztNeYp","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x328b7a0a86c5b391e0a7c6d171c4fb287803f8aa3bd28dd25904c267b02f32db. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6PhLTa3YsokPwiWbztNeYp.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6PhLTa3YsokPwiWbztNeYp.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x328b7a0a86c5b391e0a7c6d171c4fb287803f8aa3bd28dd25904c267b02f32db","isrc":"JPI101802437","name":"Another colony","registered_at":"2026-06-04T16:41:30Z","spotify_id":"6PhLTa3YsokPwiWbztNeYp","type":"track"}
track: 空に読む物語
  type: MusicRecording
  duration: PT4M54S
  duration ms: 294680
  explicit: false
  by artist: TRUE
  in album: コトバアソビ
    type: MusicAlbum
    date published: 2021-08-25
  isrc code: JPI102102048
track: inorganic
  type: MusicRecording
  duration: PT3M21S
  duration ms: 201610
  explicit: false
  by artist: TRUE
  in album: コトバアソビ
    type: MusicAlbum
    date published: 2021-08-25
  isrc code: JPI102102049
track: Acceleration
  type: MusicRecording
  duration: PT4M10S
  duration ms: 250810
  explicit: false
  by artist: TRUE
  in album: コトバアソビ
    type: MusicAlbum
    date published: 2021-08-25
  isrc code: JPI102102050
track: リブート！
  type: MusicRecording
  duration: PT4M20S
  duration ms: 260180
  explicit: false
  by artist: TRUE
  in album: コトバアソビ
    type: MusicAlbum
    date published: 2021-08-25
  isrc code: JPI102102051
track: 叙情詩とロマンス
  type: MusicRecording
  duration: PT3M55S
  duration ms: 235038
  explicit: false
  by artist: TRUE
  in album: コトバアソビ
    type: MusicAlbum
    date published: 2021-08-25
  isrc code: JPI102102052
track: ステラ
  type: MusicRecording
  duration: PT4M8S
  duration ms: 248101
  explicit: false
  by artist: TRUE
  in album: コトバアソビ
    type: MusicAlbum
    date published: 2021-08-25
  isrc code: JPI101901352
track: 僕の中の君へ
  type: MusicRecording
  duration: PT4M46S
  duration ms: 286324
  explicit: false
  by artist: TRUE
  in album: コトバアソビ
    type: MusicAlbum
    date published: 2021-08-25
  isrc code: JPI101900299
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T09:14:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0b284bcdb45481b3212d8fccdbcc33689ed3b5b34ab3a12b0213b36ceafea378
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953536
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953536
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4hakLbSjyQFDd77vFJ6EuT.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4hakLbSjyQFDd77vFJ6EuT
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Storyteller
track: WILL
track: Sincerely - English version

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x0b284bcdb45481b3212d8fccdbcc33689ed3b5b34ab3a12b0213b36ceafea378","isrc":"JPI101900299","name":"僕の中の君へ","registered_at":"2026-06-10T09:14:17Z","spotify_id":"4hakLbSjyQFDd77vFJ6EuT","type":"track"}

OTSVerifyInstructions
type: PropertyValue
value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b284bcdb45481b3212d8fccdbcc33689ed3b5b34ab3a12b0213b36ceafea378. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4hakLbSjyQFDd77vFJ6EuT.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4hakLbSjyQFDd77vFJ6EuT.
date published: 2026-06-13T17:25:41Z
text: {"copyright_id":"0x0b284bcdb45481b3212d8fccdbcc33689ed3b5b34ab3a12b0213b36ceafea378","isrc":"JPI101900299","name":"僕の中の君へ","registered_at":"2026-06-10T09:14:17Z","spotify_id":"4hakLbSjyQFDd77vFJ6EuT","type":"track"}

Storyteller
type: MusicRecording
duration: PT4M33S
duration ms: 273568
explicit: false
by artist: TRUE
in album: コトバアソビ
  type: MusicAlbum
  date published: 2021-08-25
isrc code: JPI102001283
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T11:48:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9bdc73553b7f9259a4bd09491479c389a1ec243f642c97194a1d9a715793086a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0WVHhHvi9gRXWOi0LicH0S.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0WVHhHvi9gRXWOi0LicH0S
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9bdc73553b7f9259a4bd09491479c389a1ec243f642c97194a1d9a715793086a. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0WVHhHvi9gRXWOi0LicH0S.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0WVHhHvi9gRXWOi0LicH0S.
  date published: 2026-06-13T12:47:07Z

WILL
type: MusicRecording
duration: PT5M32S
duration ms: 332175
explicit: false
by artist: TRUE
in album: コトバアソビ
  type: MusicAlbum
  date published: 2021-08-25
isrc code: JPI102000565
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T07:57:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x07efe4b0229d3f7cd8eae7e05d7a454f3d523e89fdc0974a3f49c8be256bab64
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6onNaCrSn8qICY2BrPjTF5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6onNaCrSn8qICY2BrPjTF5
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x07efe4b0229d3f7cd8eae7e05d7a454f3d523e89fdc0974a3f49c8be256bab64. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6onNaCrSn8qICY2BrPjTF5.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6onNaCrSn8qICY2BrPjTF5.
  date published: 2026-06-13T17:25:41Z

Sincerely - English version
type: MusicRecording
duration: PT4M33S
duration ms: 273363
explicit: false
by artist: TRUE
in album: コトバアソビ
  type: MusicAlbum
  date published: 2021-08-25
isrc code: JPI102102053
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T19:48:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe93e66e37d900123a44965f6d2ee0b6d1a26b418b083720a4e36b2fced639fe9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/00N9k5M5NAFG7mtpP3yF51.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/00N9k5M5NAFG7mtpP3yF51
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe93e66e37d900123a44965f6d2ee0b6d1a26b418b083720a4e36b2fced639fe9","isrc":"JPI102102053","name":"Sincerely - English version","registered_at":"2026-06-23T19:48:21Z","spotify_id":"00N9k5M5NAFG7mtpP3yF51","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe93e66e37d900123a44965f6d2ee0b6d1a26b418b083720a4e36b2fced639fe9. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/00N9k5M5NAFG7mtpP3yF51.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/00N9k5M5NAFG7mtpP3yF51.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xe93e66e37d900123a44965f6d2ee0b6d1a26b418b083720a4e36b2fced639fe9","isrc":"JPI102102053","name":"Sincerely - English version","registered_at":"2026-06-23T19:48:21Z","spotify_id":"00N9k5M5NAFG7mtpP3yF51","type":"track"}

Lonely Queen's Liberation Party
type: MusicAlbum
date published: 2018-04-25
track: Lonely Queen's Liberation Party
  type: MusicRecording
  duration: PT4M30S
  duration ms: 270013
  explicit: false
  by artist: TRUE
  in album: Lonely Queen's Liberation Party
    type: MusicAlbum
    date published: 2018-04-25
  isrc code: JPI101800504
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T08:19:40+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x59a94552a4ec7e32daaa8c7088b5aa76acd8e3149f8860c317eaaf9f604ee3d3
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2UvGIErBABf1Dz7rLFVcLx.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2UvGIErBABf1Dz7rLFVcLx
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x59a94552a4ec7e32daaa8c7088b5aa76acd8e3149f8860c317eaaf9f604ee3d3","isrc":"JPI101800504","name":"Lonely Queen's Liberation Party","registered_at":"2026-06-24T08:19:40Z","spotify_id":"2UvGIErBABf1Dz7rLFVcLx","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x59a94552a4ec7e32daaa8c7088b5aa76acd8e3149f8860c317eaaf9f604ee3d3. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2UvGIErBABf1Dz7rLFVcLx.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2UvGIErBABf1Dz7rLFVcLx.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0x59a94552a4ec7e32daaa8c7088b5aa76acd8e3149f8860c317eaaf9f604ee3d3","isrc":"JPI101800504","name":"Lonely Queen's Liberation Party","registered_at":"2026-06-24T08:19:40Z","spotify_id":"2UvGIErBABf1Dz7rLFVcLx","type":"track"}
track: Tsugi no Boku e
  type: MusicRecording
  duration: PT3M46S
  duration ms: 226120
  explicit: false
  by artist: TRUE
  in album: Lonely Queen's Liberation Party
    type: MusicAlbum
    date published: 2018-04-25
  isrc code: JPI101800507
track: Bunshin
  type: MusicRecording
  duration: PT4M7S
  duration ms: 247040
  explicit: false
  by artist: TRUE
  in album: Lonely Queen's Liberation Party
    type: MusicAlbum
    date published: 2018-04-25
  isrc code: JPI101800505
track: Owaritai Sekai
  type: MusicRecording
  duration: PT3M11S
  duration ms: 191946
  explicit: false
  by artist: TRUE
  in album: Lonely Queen's Liberation Party
    type: MusicAlbum
    date published: 2018-04-25
  isrc code: JPI101800506
track: BUTTERFLY EFFECTOR
  type: MusicRecording
  duration: PT4M8S
  duration ms: 248266
  explicit: false
  by artist: TRUE
  in album: Lonely Queen's Liberation Party
    type: MusicAlbum
    date published: 2018-04-25
  isrc code: JPI101701211
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T16:19:09+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa16447bfa20644d19acb1c1d6f8220cae103f1cd91eb1cd4c9847e0fe77cac4d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956304
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6YfHmhlB6H47DqXVZVnq2R.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6YfHmhlB6H47DqXVZVnq2R
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xa16447bfa20644d19acb1c1d6f8220cae103f1cd91eb1cd4c9847e0fe77cac4d","isrc":"JPI101701211","name":"BUTTERFLY EFFECTOR","registered_at":"2026-06-26T16:19:09Z","spotify_id":"6YfHmhlB6H47DqXVZVnq2R","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa16447bfa20644d19acb1c1d6f8220cae103f1cd91eb1cd4c9847e0fe77cac4d. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6YfHmhlB6H47DqXVZVnq2R.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6YfHmhlB6H47DqXVZVnq2R.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0xa16447bfa20644d19acb1c1d6f8220cae103f1cd91eb1cd4c9847e0fe77cac4d","isrc":"JPI101701211","name":"BUTTERFLY EFFECTOR","registered_at":"2026-06-26T16:19:09Z","spotify_id":"6YfHmhlB6H47DqXVZVnq2R","type":"track"}
track: JUMPIN'
  type: MusicRecording
  duration: PT4M22S
  duration ms: 262133
  explicit: false
  by artist: TRUE
  in album: Lonely Queen's Liberation Party
    type: MusicAlbum
    date published: 2018-04-25
  isrc code: JPI101801097
track: Roadmap
  type: MusicRecording
  duration: PT3M48S
  duration ms: 228013
  explicit: false
  by artist: TRUE
  in album: Lonely Queen's Liberation Party
    type: MusicAlbum
    date published: 2018-04-25
  isrc code: JPI101800509
track: Sanso
  type: MusicRecording
  duration: PT5M2S
  duration ms: 302266
  explicit: false
  by artist: TRUE
  in album: Lonely Queen's Liberation Party
    type: MusicAlbum
    date published: 2018-04-25
  isrc code: JPI101801098
track: Mimikoi Music
  type: MusicRecording
  duration: PT5M2S
  duration ms: 302653
  explicit: false
  by artist: TRUE
  in album: Lonely Queen's Liberation Party
    type: MusicAlbum
    date published: 2018-04-25
  isrc code: JPI101800508
track: Cendrillon
  type: MusicRecording
  duration: PT3M2S
  duration ms: 182560
  explicit: false
  by artist: TRUE
  in album: Lonely Queen's Liberation Party
    type: MusicAlbum
    date published: 2018-04-25
  isrc code: JPI101801099
track: Puzzle
  type: MusicRecording
  duration: PT3M34S
  duration ms: 214000
  explicit: false
  by artist: TRUE
  in album: Lonely Queen's Liberation Party
    type: MusicAlbum
    date published: 2018-04-25
  isrc code: JPI101801100
track: Anchors Step
  type: MusicRecording
  duration: PT4M31S
  duration ms: 271093
  explicit: false
  by artist: TRUE
  in album: Lonely Queen's Liberation Party
    type: MusicAlbum
    date published: 2018-04-25
  isrc code: JPI101801101

Around the True
type: MusicAlbum
date published: 2017-02-22
track: Rainbow The Daydream
  type: MusicRecording
  duration: PT5M10S
  duration ms: 310346
  explicit: false
  by artist: TRUE
  in album: Around the True
    type: MusicAlbum
    date published: 2017-02-22
  isrc code: JPI101700071
track: Sound Scape
  type: MusicRecording
  duration: PT4M46S
  duration ms: 286706
  explicit: false
  by artist: TRUE
  in album: Around the True
    type: MusicAlbum
    date published: 2017-02-22
  isrc code: JPI101601953
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T12:21:52+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x57e5f0bdfb0b222eb59fa722aecf845ad0761a08ccc02fb520b23bc45a23822a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1MAqEBR1mavmFeYNVRDMAB.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1MAqEBR1mavmFeYNVRDMAB
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x57e5f0bdfb0b222eb59fa722aecf845ad0761a08ccc02fb520b23bc45a23822a","isrc":"JPI101601953","name":"Sound Scape","registered_at":"2026-06-07T12:21:52Z","spotify_id":"1MAqEBR1mavmFeYNVRDMAB","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57e5f0bdfb0b222eb59fa722aecf845ad0761a08ccc02fb520b23bc45a23822a. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1MAqEBR1mavmFeYNVRDMAB.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1MAqEBR1mavmFeYNVRDMAB.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x57e5f0bdfb0b222eb59fa722aecf845ad0761a08ccc02fb520b23bc45a23822a","isrc":"JPI101601953","name":"Sound Scape","registered_at":"2026-06-07T12:21:52Z","spotify_id":"1MAqEBR1mavmFeYNVRDMAB","type":"track"}
track: I Wanna Be
  type: MusicRecording
  duration: PT3M54S
  duration ms: 234293
  explicit: false
  by artist: TRUE
  in album: Around the True
    type: MusicAlbum
    date published: 2017-02-22
track: STEEL
  type: MusicRecording
  duration: PT5M21S
  duration ms: 321360
  explicit: false
  by artist: TRUE
  in album: Around the True
    type: MusicAlbum
    date published: 2017-02-22
  isrc code: JPI101600095
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T06:17:07+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x233c6119e407c83234df893cef7422b5ad958242b341f8f01505a4c6dd85e700
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953536
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953536
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/7nDiXMCFWxHcPEJKRbOcCO.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7nDiXMCFWxHcPEJKRbOcCO
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x233c6119e407c83234df893cef7422b5ad958242b341f8f01505a4c6dd85e700. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7nDiXMCFWxHcPEJKRbOcCO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7nDiXMCFWxHcPEJKRbOcCO.
    date published: 2026-06-13T17:25:41Z
track: Flying Dragon Knight
  type: MusicRecording
  duration: PT5M31S
  duration ms: 331546
  explicit: false
  by artist: TRUE
  in album: Around the True
    type: MusicAlbum
    date published: 2017-02-22
  isrc code: JPI101600004
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T01:54:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x803f5ac57c4f995ceb42baf43a17e9a0db1c1c1dcf208f826012fbae2b7c7974
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953520
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953520
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2DtKqae7nkHqGkiQl5oITS.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2DtKqae7nkHqGkiQl5oITS
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x803f5ac57c4f995ceb42baf43a17e9a0db1c1c1dcf208f826012fbae2b7c7974","isrc":"JPI101600004","name":"Flying Dragon Knight","registered_at":"2026-06-08T01:54:41Z","spotify_id":"2DtKqae7nkHqGkiQl5oITS","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x803f5ac57c4f995ceb42baf43a17e9a0db1c1c1dcf208f826012fbae2b7c7974. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2DtKqae7nkHqGkiQl5oITS.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2DtKqae7nkHqGkiQl5oITS.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0x803f5ac57c4f995ceb42baf43a17e9a0db1c1c1dcf208f826012fbae2b7c7974","isrc":"JPI101600004","name":"Flying Dragon Knight","registered_at":"2026-06-08T01:54:41Z","spotify_id":"2DtKqae7nkHqGkiQl5oITS","type":"track"}
track: Grayscale
  type: MusicRecording
  duration: PT4M6S
  duration ms: 246186
  explicit: false
  by artist: TRUE
  in album: Around the True
    type: MusicAlbum
    date published: 2017-02-22
track: RIPTIDE
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243760
  explicit: false
  by artist: TRUE
  in album: Around the True
    type: MusicAlbum
    date published: 2017-02-22
track: Divine Spell
  type: MusicRecording
  duration: PT4M45S
  duration ms: 285586
  explicit: false
  by artist: TRUE
  in album: Around the True
    type: MusicAlbum
    date published: 2017-02-22
  isrc code: JPI101601441
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T12:58:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9c070d63ac5d09d671e35b095d08b6ea059c3d02955fb923ffb11572876f6a1b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Kagi no Nai Torikago
track: Voice Glider
track: Kaitei no Oshiro
track: Hikari
track: TRUE COLORS
track: DREAM SOLISTER - Movie Ver.

OTSBitcoinBlock
type: PropertyValue
value: 956304

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/956304

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/29C7AVVeHewmmR5wOGwvIo.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/29C7AVVeHewmmR5wOGwvIo

OTSTimestamp
type: PropertyValue
value: 2026-07-02T03:55:08Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x9c070d63ac5d09d671e35b095d08b6ea059c3d02955fb923ffb11572876f6a1b","isrc":"JPI101601441","name":"Divine Spell","registered_at":"2026-06-18T12:58:50Z","spotify_id":"29C7AVVeHewmmR5wOGwvIo","type":"track"}

OTSVerifyInstructions
type: PropertyValue
value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c070d63ac5d09d671e35b095d08b6ea059c3d02955fb923ffb11572876f6a1b. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/29C7AVVeHewmmR5wOGwvIo.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/29C7AVVeHewmmR5wOGwvIo.
date published: 2026-07-02T03:55:08Z
text: {"copyright_id":"0x9c070d63ac5d09d671e35b095d08b6ea059c3d02955fb923ffb11572876f6a1b","isrc":"JPI101601441","name":"Divine Spell","registered_at":"2026-06-18T12:58:50Z","spotify_id":"29C7AVVeHewmmR5wOGwvIo","type":"track"}

Kagi no Nai Torikago
type: MusicRecording
duration: PT4M38S
duration ms: 278666
explicit: false
by artist: TRUE
in album: Around the True
  type: MusicAlbum
  date published: 2017-02-22

Voice Glider
type: MusicRecording
duration: PT5M8S
duration ms: 308840
explicit: false
by artist: TRUE
in album: Around the True
  type: MusicAlbum
  date published: 2017-02-22

Kaitei no Oshiro
type: MusicRecording
duration: PT4M2S
duration ms: 242293
explicit: false
by artist: TRUE
in album: Around the True
  type: MusicAlbum
  date published: 2017-02-22
isrc code: JPI101700077

Hikari
type: MusicRecording
duration: PT5M2S
duration ms: 302573
explicit: false
by artist: TRUE
in album: Around the True
  type: MusicAlbum
  date published: 2017-02-22

TRUE COLORS
type: MusicRecording
duration: PT4M57S
duration ms: 297226
explicit: false
by artist: TRUE
in album: Around the True
  type: MusicAlbum
  date published: 2017-02-22
isrc code: JPI101700079

DREAM SOLISTER - Movie Ver.
type: MusicRecording
duration: PT6M3S
duration ms: 363253
explicit: false
by artist: TRUE
in album: Around the True
  type: MusicAlbum
  date published: 2017-02-22
isrc code: JPI101600587
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T04:24:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8548e9f5077b6e3047d555d782a7595fb30576f3316d19c6b75dc5972d17f5c0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5GruMq3XtkjW8gE0UOyHly.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5GruMq3XtkjW8gE0UOyHly
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8548e9f5077b6e3047d555d782a7595fb30576f3316d19c6b75dc5972d17f5c0","isrc":"JPI101600587","name":"DREAM SOLISTER - Movie Ver.","registered_at":"2026-06-20T04:24:35Z","spotify_id":"5GruMq3XtkjW8gE0UOyHly","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8548e9f5077b6e3047d555d782a7595fb30576f3316d19c6b75dc5972d17f5c0. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5GruMq3XtkjW8gE0UOyHly.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5GruMq3XtkjW8gE0UOyHly.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x8548e9f5077b6e3047d555d782a7595fb30576f3316d19c6b75dc5972d17f5c0","isrc":"JPI101600587","name":"DREAM SOLISTER - Movie Ver.","registered_at":"2026-06-20T04:24:35Z","spotify_id":"5GruMq3XtkjW8gE0UOyHly","type":"track"}

Joy Heart
type: MusicAlbum
date published: 2015-12-23
track: Joy Heart
  type: MusicRecording
  duration: PT4M53S
  duration ms: 293200
  explicit: false
  by artist: TRUE
  in album: Joy Heart
    type: MusicAlbum
    date published: 2015-12-23
  isrc code: JPI101502243
track: Hajimari no Tsubasa
  type: MusicRecording
  duration: PT5M2S
  duration ms: 302560
  explicit: false
  by artist: TRUE
  in album: Joy Heart
    type: MusicAlbum
    date published: 2015-12-23
  isrc code: JPI101401897
track: UNISONIA
  type: MusicRecording
  duration: PT4M19S
  duration ms: 259026
  explicit: false
  by artist: TRUE
  in album: Joy Heart
    type: MusicAlbum
    date published: 2015-12-23
  isrc code: JPI101400116
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T02:01:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa6e9f361f8cf672181bdb66678276170663f23d6485e5df9929f171c9e81afd8
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/5K0BPcLx0DaXsrxDrnQEij.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5K0BPcLx0DaXsrxDrnQEij
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6e9f361f8cf672181bdb66678276170663f23d6485e5df9929f171c9e81afd8. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5K0BPcLx0DaXsrxDrnQEij.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5K0BPcLx0DaXsrxDrnQEij.
    date published: 2026-06-13T15:41:10Z
track: Story of Lucifer
  type: MusicRecording
  duration: PT4M15S
  duration ms: 255733
  explicit: false
  by artist: TRUE
  in album: Joy Heart
    type: MusicAlbum
    date published: 2015-12-23
  isrc code: JPI101502244
track: Watashi ga Kanashimi no Tate ni Naru
  type: MusicRecording
  duration: PT4M38S
  duration ms: 278080
  explicit: false
  by artist: TRUE
  in album: Joy Heart
    type: MusicAlbum
    date published: 2015-12-23
track: ailes
  type: MusicRecording
  duration: PT5M16S
  duration ms: 316973
  explicit: false
  by artist: TRUE
  in album: Joy Heart
    type: MusicAlbum
    date published: 2015-12-23
  isrc code: JPI101500032
track: SUPER LOVERS
  type: MusicRecording
  duration: PT4M42S
  duration ms: 282773
  explicit: false
  by artist: TRUE
  in album: Joy Heart
    type: MusicAlbum
    date published: 2015-12-23
track: Egoic Heroin
  type: MusicRecording
  duration: PT4M13S
  duration ms: 253360
  explicit: false
  by artist: TRUE
  in album: Joy Heart
    type: MusicAlbum
    date published: 2015-12-23
track: DREAM SOLISTER
  type: MusicRecording
  duration: PT5M0S
  duration ms: 300533
  explicit: false
  by artist: TRUE
  in album: Joy Heart
    type: MusicAlbum
    date published: 2015-12-23
  isrc code: JPI101500489
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T02:41:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd84dcc1c85be9eb621ed9608ad333c311dc9a41cbc9ce5de0a858312725fdea9
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/536M6P8ZS8kMpQxSH7Pxm1.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/536M6P8ZS8kMpQxSH7Pxm1
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xd84dcc1c85be9eb621ed9608ad333c311dc9a41cbc9ce5de0a858312725fdea9","isrc":"JPI101500489","name":"DREAM SOLISTER","registered_at":"2026-06-06T02:41:35Z","spotify_id":"536M6P8ZS8kMpQxSH7Pxm1","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd84dcc1c85be9eb621ed9608ad333c311dc9a41cbc9ce5de0a858312725fdea9. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/536M6P8ZS8kMpQxSH7Pxm1.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/536M6P8ZS8kMpQxSH7Pxm1.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0xd84dcc1c85be9eb621ed9608ad333c311dc9a41cbc9ce5de0a858312725fdea9","isrc":"JPI101500489","name":"DREAM SOLISTER","registered_at":"2026-06-06T02:41:35Z","spotify_id":"536M6P8ZS8kMpQxSH7Pxm1","type":"track"}
track: Kaleidoscope
  type: MusicRecording
  duration: PT4M39S
  duration ms: 279666
  explicit: false
  by artist: TRUE
  in album: Joy Heart
    type: MusicAlbum
    date published: 2015-12-23

フローズン
type: MusicAlbum
date published: 2024-08-28
track: フローズン
  type: MusicRecording
  duration: PT3M29S
  duration ms: 209795
  explicit: false
  by artist: TRUE
  in album: フローズン
    type: MusicAlbum
    date published: 2024-08-28
  isrc code: JPI102401638
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T12:42:27+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2ba718422806bb10bad97ec79f18ab355f93fdcb6e4a84cb5b86bacdad52bdf9
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956304
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4DhGUXbHAt2UXphapXZWv8.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4DhGUXbHAt2UXphapXZWv8
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x2ba718422806bb10bad97ec79f18ab355f93fdcb6e4a84cb5b86bacdad52bdf9","isrc":"JPI102401638","name":"フローズン","registered_at":"2026-06-21T12:42:27Z","spotify_id":"4DhGUXbHAt2UXphapXZWv8","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ba718422806bb10bad97ec79f18ab355f93fdcb6e4a84cb5b86bacdad52bdf9. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4DhGUXbHAt2UXphapXZWv8.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4DhGUXbHAt2UXphapXZWv8.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x2ba718422806bb10bad97ec79f18ab355f93fdcb6e4a84cb5b86bacdad52bdf9","isrc":"JPI102401638","name":"フローズン","registered_at":"2026-06-21T12:42:27Z","spotify_id":"4DhGUXbHAt2UXphapXZWv8","type":"track"}
track: S.O.S
  type: MusicRecording
  duration: PT4M11S
  duration ms: 251508
  explicit: false
  by artist: TRUE
  in album: フローズン
    type: MusicAlbum
    date published: 2024-08-28
  isrc code: JPI102401639
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T11:57:33+00:00
track: フローズン - Instrumental
  type: MusicRecording
  duration: PT3M29S
  duration ms: 209795
  explicit: false
  by artist: TRUE
  in album: フローズン
    type: MusicAlbum
    date published: 2024-08-28
  isrc code: JPI102401640
track: S.O.S - Instrumental
  type: MusicRecording
  duration: PT4M11S
  duration ms: 251507
  explicit: false
  by artist: TRUE
  in album: フローズン
    type: MusicAlbum
    date published: 2024-08-28
  isrc code: JPI102401641

S.O.S
type: MusicAlbum
date published: 2024-08-10
track: S.O.S
  type: MusicRecording
  duration: PT4M11S
  duration ms: 251508
  explicit: false
  by artist: TRUE
  in album: S.O.S
    type: MusicAlbum
    date published: 2024-08-10
  isrc code: JPI102401639
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T11:57:33+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x15732f5fe365faefe7eea375058e9c42ebed0391a264259180fe8edc710e7838
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953536
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953536
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/7KogWE9j4PCOeR0cymUocY.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7KogWE9j4PCOeR0cymUocY
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x15732f5fe365faefe7eea375058e9c42ebed0391a264259180fe8edc710e7838. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7KogWE9j4PCOeR0cymUocY.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7KogWE9j4PCOeR0cymUocY.
    date published: 2026-06-13T17:25:41Z
track: S.O.S (GAME size)
  type: MusicRecording
  duration: PT1M33S
  duration ms: 93006
  explicit: false
  by artist: TRUE
  in album: S.O.S
    type: MusicAlbum
    date published: 2024-08-10
  isrc code: JPI102401643

ReCoda / BLUE DAYS
type: MusicAlbum
date published: 2024-04-24
track: ReCoda
  type: MusicRecording
  duration: PT4M12S
  duration ms: 252919
  explicit: false
  by artist: TRUE
  in album: ReCoda / BLUE DAYS
    type: MusicAlbum
    date published: 2024-04-24
  isrc code: JPI102302817
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T18:44:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0c8c177d601b85bbafce1c7838181b206f8e521f2df544fcedd3a3576f270ad6
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2TfN8JNR3DNGWNUxy2PD9j.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2TfN8JNR3DNGWNUxy2PD9j
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0c8c177d601b85bbafce1c7838181b206f8e521f2df544fcedd3a3576f270ad6. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2TfN8JNR3DNGWNUxy2PD9j.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2TfN8JNR3DNGWNUxy2PD9j.
    date published: 2026-07-02T05:09:12Z
track: BLUE DAYS
  type: MusicRecording
  duration: PT3M7S
  duration ms: 187900
  explicit: false
  by artist: TRUE
  in album: ReCoda / BLUE DAYS
    type: MusicAlbum
    date published: 2024-04-24
  isrc code: JPI102302818
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T16:15:43+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf5683cd01e32ee1647709515f93bf706a82ae7cf1305db4a6c5a8ce362bd80d9
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956891
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956891
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1DzI6lgec8HaAKLbAkfst8.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1DzI6lgec8HaAKLbAkfst8
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-06T07:16:32Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xf5683cd01e32ee1647709515f93bf706a82ae7cf1305db4a6c5a8ce362bd80d9","isrc":"JPI102302818","name":"BLUE DAYS","registered_at":"2026-06-07T16:15:43Z","spotify_id":"1DzI6lgec8HaAKLbAkfst8","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5683cd01e32ee1647709515f93bf706a82ae7cf1305db4a6c5a8ce362bd80d9. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1DzI6lgec8HaAKLbAkfst8.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1DzI6lgec8HaAKLbAkfst8.
    date published: 2026-07-06T07:16:32Z
    text: {"copyright_id":"0xf5683cd01e32ee1647709515f93bf706a82ae7cf1305db4a6c5a8ce362bd80d9","isrc":"JPI102302818","name":"BLUE DAYS","registered_at":"2026-06-07T16:15:43Z","spotify_id":"1DzI6lgec8HaAKLbAkfst8","type":"track"}
track: Gift
  type: MusicRecording
  duration: PT3M45S
  duration ms: 225395
  explicit: false
  by artist: TRUE
  in album: ReCoda / BLUE DAYS
    type: MusicAlbum
    date published: 2024-04-24
  isrc code: JPI102302819
track: ReCoda - Instrumental
  type: MusicRecording
  duration: PT4M12S
  duration ms: 252919
  explicit: false
  by artist: TRUE
  in album: ReCoda / BLUE DAYS
    type: MusicAlbum
    date published: 2024-04-24
  isrc code: JPI102302820
track: BLUE DAYS - Instrumental
  type: MusicRecording
  duration: PT3M7S
  duration ms: 187900
  explicit: false
  by artist: TRUE
  in album: ReCoda / BLUE DAYS
    type: MusicAlbum
    date published: 2024-04-24
track: Gift - Instrumental
  type: MusicRecording
  duration: PT3M45S
  duration ms: 225395
  explicit: false
  by artist: TRUE
  in album: ReCoda / BLUE DAYS
    type: MusicAlbum
    date published: 2024-04-24

ReCoda
type: MusicAlbum
date published: 2024-04-14
track: ReCoda
  type: MusicRecording
  duration: PT4M12S
  duration ms: 252919
  explicit: false
  by artist: TRUE
  in album: ReCoda
    type: MusicAlbum
    date published: 2024-04-14
  isrc code: JPI102302817
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T18:44:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0c8c177d601b85bbafce1c7838181b206f8e521f2df544fcedd3a3576f270ad6
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/7zM1xbQFnLduqtTC5rOBF7.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7zM1xbQFnLduqtTC5rOBF7
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0c8c177d601b85bbafce1c7838181b206f8e521f2df544fcedd3a3576f270ad6. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7zM1xbQFnLduqtTC5rOBF7.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7zM1xbQFnLduqtTC5rOBF7.
    date published: 2026-06-13T15:41:10Z

BLUE DAYS
type: MusicAlbum
date published: 2024-04-08
track: BLUE DAYS
  type: MusicRecording
  duration: PT3M7S
  duration ms: 187900
  explicit: false
  by artist: TRUE
  in album: BLUE DAYS
    type: MusicAlbum
    date published: 2024-04-08
  isrc code: JPI102302818
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T16:15:43+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf5683cd01e32ee1647709515f93bf706a82ae7cf1305db4a6c5a8ce362bd80d9
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953515
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953515
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1vwGnbamRWVNBTqTIu60GU.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1vwGnbamRWVNBTqTIu60GU
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xf5683cd01e32ee1647709515f93bf706a82ae7cf1305db4a6c5a8ce362bd80d9","isrc":"JPI102302818","name":"BLUE DAYS","registered_at":"2026-06-07T16:15:43Z","spotify_id":"1vwGnbamRWVNBTqTIu60GU","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5683cd01e32ee1647709515f93bf706a82ae7cf1305db4a6c5a8ce362bd80d9. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1vwGnbamRWVNBTqTIu60GU.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1vwGnbamRWVNBTqTIu60GU.
    date published: 2026-06-13T12:53:06Z
    text: {"copyright_id":"0xf5683cd01e32ee1647709515f93bf706a82ae7cf1305db4a6c5a8ce362bd80d9","isrc":"JPI102302818","name":"BLUE DAYS","registered_at":"2026-06-07T16:15:43Z","spotify_id":"1vwGnbamRWVNBTqTIu60GU","type":"track"}

Gift
type: MusicAlbum
date published: 2024-02-14
track: Gift
  type: MusicRecording
  duration: PT3M45S
  duration ms: 225395
  explicit: false
  by artist: TRUE
  in album: Gift
    type: MusicAlbum
    date published: 2024-02-14
  isrc code: JPI102302819

アンサンブル
type: MusicAlbum
date published: 2023-08-04
track: アンサンブル
  type: MusicRecording
  duration: PT4M47S
  duration ms: 287135
  explicit: false
  by artist: TRUE
  in album: アンサンブル
    type: MusicAlbum
    date published: 2023-08-04
  isrc code: JPI102301489
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T10:46:06+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa4234ef4cc6d052b2c5b856bfcec1e3dff9a031c8425d878549194b2d2ac8b27
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2XZrOVEu53HqMIXtmyiQCS.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2XZrOVEu53HqMIXtmyiQCS
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xa4234ef4cc6d052b2c5b856bfcec1e3dff9a031c8425d878549194b2d2ac8b27","isrc":"JPI102301489","name":"アンサンブル","registered_at":"2026-06-08T10:46:06Z","spotify_id":"2XZrOVEu53HqMIXtmyiQCS","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4234ef4cc6d052b2c5b856bfcec1e3dff9a031c8425d878549194b2d2ac8b27. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2XZrOVEu53HqMIXtmyiQCS.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2XZrOVEu53HqMIXtmyiQCS.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0xa4234ef4cc6d052b2c5b856bfcec1e3dff9a031c8425d878549194b2d2ac8b27","isrc":"JPI102301489","name":"アンサンブル","registered_at":"2026-06-08T10:46:06Z","spotify_id":"2XZrOVEu53HqMIXtmyiQCS","type":"track"}
track: タイムマシン
  type: MusicRecording
  duration: PT4M29S
  duration ms: 269640
  explicit: false
  by artist: TRUE
  in album: アンサンブル
    type: MusicAlbum
    date published: 2023-08-04
  isrc code: JPI102301490
track: アンサンブル - Instrumental
  type: MusicRecording
  duration: PT4M34S
  duration ms: 274425
  explicit: false
  by artist: TRUE
  in album: アンサンブル
    type: MusicAlbum
    date published: 2023-08-04
track: タイムマシン - Instrumental
  type: MusicRecording
  duration: PT4M29S
  duration ms: 269640
  explicit: false
  by artist: TRUE
  in album: アンサンブル
    type: MusicAlbum
    date published: 2023-08-04

rebind
type: MusicAlbum
date published: 2023-01-25
track: rebind
  type: MusicRecording
  duration: PT4M42S
  duration ms: 282395
  explicit: false
  by artist: TRUE
  in album: rebind
    type: MusicAlbum
    date published: 2023-01-25
  isrc code: JPI102202725
track: DelighT
  type: MusicRecording
  duration: PT4M51S
  duration ms: 291547
  explicit: false
  by artist: TRUE
  in album: rebind
    type: MusicAlbum
    date published: 2023-01-25
  isrc code: JPI102203033
track: rebind - Instrumental
  type: MusicRecording
  duration: PT4M42S
  duration ms: 282394
  explicit: false
  by artist: TRUE
  in album: rebind
    type: MusicAlbum
    date published: 2023-01-25
track: DelighT - Instrumental
  type: MusicRecording
  duration: PT4M51S
  duration ms: 291547
  explicit: false
  by artist: TRUE
  in album: rebind
    type: MusicAlbum
    date published: 2023-01-25

浄歌
type: MusicAlbum
date published: 2022-11-25
track: 浄歌
  type: MusicRecording
  duration: PT4M53S
  duration ms: 293786
  explicit: false
  by artist: TRUE
  in album: 浄歌
    type: MusicAlbum
    date published: 2022-11-25
  isrc code: JPI102202476
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T16:11:33+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x27f74560560789c642b7a59c59741219a761c9272f8d5cab236a7a34d3cd315b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953515
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953515
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/71cNVDcg9JsFCr0hLi7Pj9.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/71cNVDcg9JsFCr0hLi7Pj9
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x27f74560560789c642b7a59c59741219a761c9272f8d5cab236a7a34d3cd315b","isrc":"JPI102202476","name":"浄歌","registered_at":"2026-06-07T16:11:33Z","spotify_id":"71cNVDcg9JsFCr0hLi7Pj9","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27f74560560789c642b7a59c59741219a761c9272f8d5cab236a7a34d3cd315b. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/71cNVDcg9JsFCr0hLi7Pj9.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/71cNVDcg9JsFCr0hLi7Pj9.
    date published: 2026-06-13T12:53:06Z
    text: {"copyright_id":"0x27f74560560789c642b7a59c59741219a761c9272f8d5cab236a7a34d3cd315b","isrc":"JPI102202476","name":"浄歌","registered_at":"2026-06-07T16:11:33Z","spotify_id":"71cNVDcg9JsFCr0hLi7Pj9","type":"track"}

Happy encount
type: MusicAlbum
date published: 2022-01-26
track: Happy encount
  type: MusicRecording
  duration: PT3M54S
  duration ms: 234242
  explicit: false
  by artist: TRUE
  in album: Happy encount
    type: MusicAlbum
    date published: 2022-01-26
  isrc code: JPI102103323
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T23:23:09+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x05f089916963220497bb28116ed5b77fd5ae9582a80b83456d5ab750687e715c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956302
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4QfitwAHVGAUu3hc2HFfH6.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4QfitwAHVGAUu3hc2HFfH6
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x05f089916963220497bb28116ed5b77fd5ae9582a80b83456d5ab750687e715c","isrc":"JPI102103323","name":"Happy encount","registered_at":"2026-06-18T23:23:09Z","spotify_id":"4QfitwAHVGAUu3hc2HFfH6","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x05f089916963220497bb28116ed5b77fd5ae9582a80b83456d5ab750687e715c. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4QfitwAHVGAUu3hc2HFfH6.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4QfitwAHVGAUu3hc2HFfH6.
    date published: 2026-07-02T03:30:09Z
    text: {"copyright_id":"0x05f089916963220497bb28116ed5b77fd5ae9582a80b83456d5ab750687e715c","isrc":"JPI102103323","name":"Happy encount","registered_at":"2026-06-18T23:23:09Z","spotify_id":"4QfitwAHVGAUu3hc2HFfH6","type":"track"}
track: inverted world
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243054
  explicit: false
  by artist: TRUE
  in album: Happy encount
    type: MusicAlbum
    date published: 2022-01-26
  isrc code: JPI102103324
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T07:01:08+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6ecee21f0ada57ea6de01621d27e918520b993d3fddddbeeec12a726871866a7
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2Q6LOu66ZO874g9PsnjEO5.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Q6LOu66ZO874g9PsnjEO5
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x6ecee21f0ada57ea6de01621d27e918520b993d3fddddbeeec12a726871866a7","isrc":"JPI102103324","name":"inverted world","registered_at":"2026-06-24T07:01:08Z","spotify_id":"2Q6LOu66ZO874g9PsnjEO5","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ecee21f0ada57ea6de01621d27e918520b993d3fddddbeeec12a726871866a7. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2Q6LOu66ZO874g9PsnjEO5.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Q6LOu66ZO874g9PsnjEO5.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0x6ecee21f0ada57ea6de01621d27e918520b993d3fddddbeeec12a726871866a7","isrc":"JPI102103324","name":"inverted world","registered_at":"2026-06-24T07:01:08Z","spotify_id":"2Q6LOu66ZO874g9PsnjEO5","type":"track"}
track: 透過
  type: MusicRecording
  duration: PT4M2S
  duration ms: 242354
  explicit: false
  by artist: TRUE
  in album: Happy encount
    type: MusicAlbum
    date published: 2022-01-26
  isrc code: JPI102103325
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-27T20:38:21+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4c7a07aca728b69ae3f9ee61e4baa901ceb84e024008fb87fde94bd2f56d1896
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/743ukCsEEDVvkDzOFSyAIm.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/743ukCsEEDVvkDzOFSyAIm
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x4c7a07aca728b69ae3f9ee61e4baa901ceb84e024008fb87fde94bd2f56d1896","isrc":"JPI102103325","name":"透過","registered_at":"2026-06-27T20:38:21Z","spotify_id":"743ukCsEEDVvkDzOFSyAIm","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c7a07aca728b69ae3f9ee61e4baa901ceb84e024008fb87fde94bd2f56d1896. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/743ukCsEEDVvkDzOFSyAIm.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/743ukCsEEDVvkDzOFSyAIm.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0x4c7a07aca728b69ae3f9ee61e4baa901ceb84e024008fb87fde94bd2f56d1896","isrc":"JPI102103325","name":"透過","registered_at":"2026-06-27T20:38:21Z","spotify_id":"743ukCsEEDVvkDzOFSyAIm","type":"track"}
track: Happy encount - Instrumental
  type: MusicRecording
  duration: PT3M54S
  duration ms: 234242
  explicit: false
  by artist: TRUE
  in album: Happy encount
    type: MusicAlbum
    date published: 2022-01-26
track: inverted world - Instrumental
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243054
  explicit: false
  by artist: TRUE
  in album: Happy encount
    type: MusicAlbum
    date published: 2022-01-26
track: 透過 - Instrumental
  type: MusicRecording
  duration: PT4M2S
  duration ms: 242354
  explicit: false
  by artist: TRUE
  in album: Happy encount
    type: MusicAlbum
    date published: 2022-01-26

MUSIC
type: MusicAlbum
date published: 2021-07-15
track: MUSIC
  type: MusicRecording
  duration: PT4M14S
  duration ms: 254402
  explicit: false
  by artist: TRUE
  in album: MUSIC
    type: MusicAlbum
    date published: 2021-07-15
  isrc code: JPI102101587

Storyteller
type: MusicAlbum
date published: 2021-01-13
track: Storyteller
  type: MusicRecording
  duration: PT4M34S
  duration ms: 274506
  explicit: false
  by artist: TRUE
  in album: Storyteller
    type: MusicAlbum
    date published: 2021-01-13
  isrc code: JPI102001283
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T11:48:20+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9bdc73553b7f9259a4bd09491479c389a1ec243f642c97194a1d9a715793086a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 954130
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/954130
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2jjWCfCrHY0ZfEcCeIZOto.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2jjWCfCrHY0ZfEcCeIZOto
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-17T20:39:26Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9bdc73553b7f9259a4bd09491479c389a1ec243f642c97194a1d9a715793086a. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T20:39:26Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2jjWCfCrHY0ZfEcCeIZOto.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2jjWCfCrHY0ZfEcCeIZOto.
    date published: 2026-06-17T20:39:26Z
track: Reimei
  type: MusicRecording
  duration: PT4M42S
  duration ms: 282666
  explicit: false
  by artist: TRUE
  in album: Storyteller
    type: MusicAlbum
    date published: 2021-01-13
  isrc code: JPI102001284
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T07:02:10+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xfbca7e4df9ce383b510485a4352220cdeb4ff8e63f2bffd24f9ade6537f4366f
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/0qDk1GbaCYKuPvXeOdLflO.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0qDk1GbaCYKuPvXeOdLflO
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfbca7e4df9ce383b510485a4352220cdeb4ff8e63f2bffd24f9ade6537f4366f. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0qDk1GbaCYKuPvXeOdLflO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0qDk1GbaCYKuPvXeOdLflO.
    date published: 2026-06-13T15:41:10Z
track: memento
  type: MusicRecording
  duration: PT3M18S
  duration ms: 198586
  explicit: false
  by artist: TRUE
  in album: Storyteller
    type: MusicAlbum
    date published: 2021-01-13
  isrc code: JPI102001285
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T04:54:08+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2e5994a43e2036f8729a725e5d3952ace661306706363267a21ec962a5685258
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/5WLqDpmSaaS0oZjCqDOnPV.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5WLqDpmSaaS0oZjCqDOnPV
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e5994a43e2036f8729a725e5d3952ace661306706363267a21ec962a5685258. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5WLqDpmSaaS0oZjCqDOnPV.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5WLqDpmSaaS0oZjCqDOnPV.
    date published: 2026-07-02T05:09:12Z

WILL
type: MusicAlbum
date published: 2020-09-16
track: WILL
  type: MusicRecording
  duration: PT5M31S
  duration ms: 331273
  explicit: false
  by artist: TRUE
  in album: WILL
    type: MusicAlbum
    date published: 2020-09-16
  isrc code: JPI102000565
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T07:57:54+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x07efe4b0229d3f7cd8eae7e05d7a454f3d523e89fdc0974a3f49c8be256bab64
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953513
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953513
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2Si4DFYRGEdNDRKcgccXbO.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Si4DFYRGEdNDRKcgccXbO
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x07efe4b0229d3f7cd8eae7e05d7a454f3d523e89fdc0974a3f49c8be256bab64. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2Si4DFYRGEdNDRKcgccXbO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Si4DFYRGEdNDRKcgccXbO.
    date published: 2026-06-13T12:47:07Z
track: 未来のひとへ - Orchestra ver.
  type: MusicRecording
  duration: PT3M54S
  duration ms: 234111
  explicit: false
  by artist: TRUE
  in album: WILL
    type: MusicAlbum
    date published: 2020-09-16
  isrc code: JPI102000566
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T16:04:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc5e762a34ac7cf5ed30f8c0ba6ce714ed7225905a5aa54f2b1624cd78475dfa8
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953515
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953515
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/7qZYZWxBwo4UpzbI4KkOLG.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7qZYZWxBwo4UpzbI4KkOLG
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xc5e762a34ac7cf5ed30f8c0ba6ce714ed7225905a5aa54f2b1624cd78475dfa8","isrc":"JPI102000566","name":"未来のひとへ - Orchestra ver.","registered_at":"2026-06-06T16:04:14Z","spotify_id":"7qZYZWxBwo4UpzbI4KkOLG","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5e762a34ac7cf5ed30f8c0ba6ce714ed7225905a5aa54f2b1624cd78475dfa8. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7qZYZWxBwo4UpzbI4KkOLG.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7qZYZWxBwo4UpzbI4KkOLG.
    date published: 2026-06-13T12:53:06Z
    text: {"copyright_id":"0xc5e762a34ac7cf5ed30f8c0ba6ce714ed7225905a5aa54f2b1624cd78475dfa8","isrc":"JPI102000566","name":"未来のひとへ - Orchestra ver.","registered_at":"2026-06-06T16:04:14Z","spotify_id":"7qZYZWxBwo4UpzbI4KkOLG","type":"track"}
track: WILL - English ver.
  type: MusicRecording
  duration: PT5M31S
  duration ms: 331273
  explicit: false
  by artist: TRUE
  in album: WILL
    type: MusicAlbum
    date published: 2020-09-16
  isrc code: JPI102000567
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-20T03:02:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4c7b5d1abc25306c061463a7f5fdf127352f4a548bf5612a40d8b11d2bbeaa0b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956304
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4laD9J2UDRknyCHFVhbzHD.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4laD9J2UDRknyCHFVhbzHD
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x4c7b5d1abc25306c061463a7f5fdf127352f4a548bf5612a40d8b11d2bbeaa0b","isrc":"JPI102000567","name":"WILL - English ver.","registered_at":"2026-06-20T03:02:35Z","spotify_id":"4laD9J2UDRknyCHFVhbzHD","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c7b5d1abc25306c061463a7f5fdf127352f4a548bf5612a40d8b11d2bbeaa0b. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4laD9J2UDRknyCHFVhbzHD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4laD9J2UDRknyCHFVhbzHD.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x4c7b5d1abc25306c061463a7f5fdf127352f4a548bf5612a40d8b11d2bbeaa0b","isrc":"JPI102000567","name":"WILL - English ver.","registered_at":"2026-06-20T03:02:35Z","spotify_id":"4laD9J2UDRknyCHFVhbzHD","type":"track"}

Blast!
type: MusicAlbum
date published: 2019-04-17
track: Blast!
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264280
  explicit: false
  by artist: TRUE
  in album: Blast!
    type: MusicAlbum
    date published: 2019-04-17
  isrc code: JPI101900604
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T23:07:03+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6f80677620c3bc39b94b17f5ef9023f69ec00b53bd8c5ffd08aba1188c3985e1
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957118
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957118
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/0t74moKrwWyFXr3wZlHFWd.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0t74moKrwWyFXr3wZlHFWd
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:20:19Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f80677620c3bc39b94b17f5ef9023f69ec00b53bd8c5ffd08aba1188c3985e1. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0t74moKrwWyFXr3wZlHFWd.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0t74moKrwWyFXr3wZlHFWd.
    date published: 2026-07-08T03:20:19Z
track: Futatsu no Wakusei
  type: MusicRecording
  duration: PT4M59S
  duration ms: 299986
  explicit: false
  by artist: TRUE
  in album: Blast!
    type: MusicAlbum
    date published: 2019-04-17
  isrc code: JPI101900621

Another colony
type: MusicAlbum
date published: 2018-11-07
track: Another colony
  type: MusicRecording
  duration: PT4M11S
  duration ms: 251786
  explicit: false
  by artist: TRUE
  in album: Another colony
    type: MusicAlbum
    date published: 2018-11-07
  isrc code: JPI101802437
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T16:41:30+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x328b7a0a86c5b391e0a7c6d171c4fb287803f8aa3bd28dd25904c267b02f32db
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/7gymy9I5rSFGU1H2HqOZCV.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7gymy9I5rSFGU1H2HqOZCV
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x328b7a0a86c5b391e0a7c6d171c4fb287803f8aa3bd28dd25904c267b02f32db","isrc":"JPI101802437","name":"Another colony","registered_at":"2026-06-04T16:41:30Z","spotify_id":"7gymy9I5rSFGU1H2HqOZCV","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x328b7a0a86c5b391e0a7c6d171c4fb287803f8aa3bd28dd25904c267b02f32db. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7gymy9I5rSFGU1H2HqOZCV.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7gymy9I5rSFGU1H2HqOZCV.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0x328b7a0a86c5b391e0a7c6d171c4fb287803f8aa3bd28dd25904c267b02f32db","isrc":"JPI101802437","name":"Another colony","registered_at":"2026-06-04T16:41:30Z","spotify_id":"7gymy9I5rSFGU1H2HqOZCV","type":"track"}
track: Namae no Nai Kufuku
  type: MusicRecording
  duration: PT3M27S
  duration ms: 207786
  explicit: false
  by artist: TRUE
  in album: Another colony
    type: MusicAlbum
    date published: 2018-11-07
  isrc code: JPI101802438

Sincerely
type: MusicAlbum
date published: 2018-01-31
track: Sincerely
  type: MusicRecording
  duration: PT4M35S
  duration ms: 275080
  explicit: false
  by artist: TRUE
  in album: Sincerely
    type: MusicAlbum
    date published: 2018-01-31
  isrc code: JPI101702999
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T14:46:09+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0dd0ba0765dfa99a0c4330d7e5df7467ac57f554cf4a5223e9297af088baa79a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953536
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953536
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1UnlBvfKYZ22zCx0gbSsgX.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1UnlBvfKYZ22zCx0gbSsgX
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dd0ba0765dfa99a0c4330d7e5df7467ac57f554cf4a5223e9297af088baa79a. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1UnlBvfKYZ22zCx0gbSsgX.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1UnlBvfKYZ22zCx0gbSsgX.
    date published: 2026-06-13T17:25:41Z
track: 泡影セカイ
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243893
  explicit: false
  by artist: TRUE
  in album: Sincerely
    type: MusicAlbum
    date published: 2018-01-31
  isrc code: JPI101703000
track: ふたりごと
  type: MusicRecording
  duration: PT4M47S
  duration ms: 287386
  explicit: false
  by artist: TRUE
  by artist: 茅原実里
  in album: Sincerely
    type: MusicAlbum
    date published: 2018-01-31
  isrc code: JPI101703001
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T15:56:33+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x60ed53dce124fa89d9c5a66032bec041e499c0fc86dfa00522f5d5d2cb95ebea
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953513
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953513
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/3UqIt9prWWiZCyl3WwDK3I.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3UqIt9prWWiZCyl3WwDK3I
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x60ed53dce124fa89d9c5a66032bec041e499c0fc86dfa00522f5d5d2cb95ebea","isrc":"JPI101703001","name":"ふたりごと","registered_at":"2026-06-05T15:56:33Z","spotify_id":"3UqIt9prWWiZCyl3WwDK3I","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60ed53dce124fa89d9c5a66032bec041e499c0fc86dfa00522f5d5d2cb95ebea. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3UqIt9prWWiZCyl3WwDK3I.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3UqIt9prWWiZCyl3WwDK3I.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x60ed53dce124fa89d9c5a66032bec041e499c0fc86dfa00522f5d5d2cb95ebea","isrc":"JPI101703001","name":"ふたりごと","registered_at":"2026-06-05T15:56:33Z","spotify_id":"3UqIt9prWWiZCyl3WwDK3I","type":"track"}

BUTTERFLY EFFECTOR
type: MusicAlbum
date published: 2017-07-26
track: BUTTERFLY EFFECTOR
  type: MusicRecording
  duration: PT4M9S
  duration ms: 249666
  explicit: false
  by artist: TRUE
  in album: BUTTERFLY EFFECTOR
    type: MusicAlbum
    date published: 2017-07-26
track: HANABI
  type: MusicRecording
  duration: PT4M14S
  duration ms: 254346
  explicit: false
  by artist: TRUE
  in album: BUTTERFLY EFFECTOR
    type: MusicAlbum
    date published: 2017-07-26

フロム
type: MusicAlbum
date published: 2017-05-24
track: フロム
  type: MusicRecording
  duration: PT4M17S
  duration ms: 257493
  explicit: false
  by artist: TRUE
  in album: フロム
    type: MusicAlbum
    date published: 2017-05-24
  isrc code: JPI101700588
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T09:10:44+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xaa92a97cd5c239d73701114b76f153c5bf4289af6500eceaaae4a7f9a871450e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953536
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953536
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/508d5mnUdKMvHgglnslEOt.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/508d5mnUdKMvHgglnslEOt
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xaa92a97cd5c239d73701114b76f153c5bf4289af6500eceaaae4a7f9a871450e","isrc":"JPI101700588","name":"フロム","registered_at":"2026-06-10T09:10:44Z","spotify_id":"508d5mnUdKMvHgglnslEOt","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa92a97cd5c239d73701114b76f153c5bf4289af6500eceaaae4a7f9a871450e. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/508d5mnUdKMvHgglnslEOt.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/508d5mnUdKMvHgglnslEOt.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0xaa92a97cd5c239d73701114b76f153c5bf4289af6500eceaaae4a7f9a871450e","isrc":"JPI101700588","name":"フロム","registered_at":"2026-06-10T09:10:44Z","spotify_id":"508d5mnUdKMvHgglnslEOt","type":"track"}
track: キネマ
  type: MusicRecording
  duration: PT4M55S
  duration ms: 295440
  explicit: false
  by artist: TRUE
  in album: フロム
    type: MusicAlbum
    date published: 2017-05-24
  isrc code: JPI101700589
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T07:37:46+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2432ceaff298c2a486b5c8ca9d90948aa73220d76b36fd246b1b01cccf391ec5
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956304
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6QxA733il6Dvj2baiGSJaM.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6QxA733il6Dvj2baiGSJaM
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x2432ceaff298c2a486b5c8ca9d90948aa73220d76b36fd246b1b01cccf391ec5","isrc":"JPI101700589","name":"キネマ","registered_at":"2026-06-18T07:37:46Z","spotify_id":"6QxA733il6Dvj2baiGSJaM","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2432ceaff298c2a486b5c8ca9d90948aa73220d76b36fd246b1b01cccf391ec5. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6QxA733il6Dvj2baiGSJaM.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6QxA733il6Dvj2baiGSJaM.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x2432ceaff298c2a486b5c8ca9d90948aa73220d76b36fd246b1b01cccf391ec5","isrc":"JPI101700589","name":"キネマ","registered_at":"2026-06-18T07:37:46Z","spotify_id":"6QxA733il6Dvj2baiGSJaM","type":"track"}

Sound Scape
type: MusicAlbum
date published: 2016-10-12
track: Sound Scape
  type: MusicRecording
  duration: PT4M50S
  duration ms: 290826
  explicit: false
  by artist: TRUE
  in album: Sound Scape
    type: MusicAlbum
    date published: 2016-10-12
  isrc code: JPI101601953
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T12:21:52+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x57e5f0bdfb0b222eb59fa722aecf845ad0761a08ccc02fb520b23bc45a23822a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1FhVKz74gqB8trVu9SqMKq.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1FhVKz74gqB8trVu9SqMKq
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x57e5f0bdfb0b222eb59fa722aecf845ad0761a08ccc02fb520b23bc45a23822a","isrc":"JPI101601953","name":"Sound Scape","registered_at":"2026-06-07T12:21:52Z","spotify_id":"1FhVKz74gqB8trVu9SqMKq","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57e5f0bdfb0b222eb59fa722aecf845ad0761a08ccc02fb520b23bc45a23822a. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1FhVKz74gqB8trVu9SqMKq.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1FhVKz74gqB8trVu9SqMKq.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0x57e5f0bdfb0b222eb59fa722aecf845ad0761a08ccc02fb520b23bc45a23822a","isrc":"JPI101601953","name":"Sound Scape","registered_at":"2026-06-07T12:21:52Z","spotify_id":"1FhVKz74gqB8trVu9SqMKq","type":"track"}
track: Hello,Good bye
  type: MusicRecording
  duration: PT5M45S
  duration ms: 345013
  explicit: false
  by artist: TRUE
  in album: Sound Scape
    type: MusicAlbum
    date published: 2016-10-12
  isrc code: JPI101601954

Divine Spell
type: MusicAlbum
date published: 2016-07-27
track: Divine Spell
  type: MusicRecording
  duration: PT4M44S
  duration ms: 284333
  explicit: false
  by artist: TRUE
  in album: Divine Spell
    type: MusicAlbum
    date published: 2016-07-27
  isrc code: JPI101601441
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T12:58:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9c070d63ac5d09d671e35b095d08b6ea059c3d02955fb923ffb11572876f6a1b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957118
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957118
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/5t2X46KtoSbFWUsQghDpN0.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5t2X46KtoSbFWUsQghDpN0
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:20:19Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x9c070d63ac5d09d671e35b095d08b6ea059c3d02955fb923ffb11572876f6a1b","isrc":"JPI101601441","name":"Divine Spell","registered_at":"2026-06-18T12:58:50Z","spotify_id":"5t2X46KtoSbFWUsQghDpN0","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c070d63ac5d09d671e35b095d08b6ea059c3d02955fb923ffb11572876f6a1b. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5t2X46KtoSbFWUsQghDpN0.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5t2X46KtoSbFWUsQghDpN0.
    date published: 2026-07-08T03:20:19Z
    text: {"copyright_id":"0x9c070d63ac5d09d671e35b095d08b6ea059c3d02955fb923ffb11572876f6a1b","isrc":"JPI101601441","name":"Divine Spell","registered_at":"2026-06-18T12:58:50Z","spotify_id":"5t2X46KtoSbFWUsQghDpN0","type":"track"}
track: Fraction
  type: MusicRecording
  duration: PT5M52S
  duration ms: 352786
  explicit: false
  by artist: TRUE
  in album: Divine Spell
    type: MusicAlbum
    date published: 2016-07-27

STEEL -鉄血の絆-
type: MusicAlbum
date published: 2016-02-24
track: 瓦礫の夢
  type: MusicRecording
  duration: PT3M59S
  duration ms: 239906
  explicit: false
  by artist: TRUE
  in album: STEEL -鉄血の絆-
    type: MusicAlbum
    date published: 2016-02-24
  isrc code: JPI101600096

Flying Dragon Knight
type: MusicAlbum
date published: 2016-02-10
track: Flying Dragon Knight
  type: MusicRecording
  duration: PT5M32S
  duration ms: 332226
  explicit: false
  by artist: TRUE
  in album: Flying Dragon Knight
    type: MusicAlbum
    date published: 2016-02-10
  isrc code: JPI101600004
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T01:54:41+00:00
track: BLUE MOON CHILD
  type: MusicRecording
  duration: PT5M46S
  duration ms: 346226
  explicit: false
  by artist: TRUE
  in album: Flying Dragon Knight
    type: MusicAlbum
    date published: 2016-02-10
  isrc code: JPI101600005

Dear answer
type: MusicAlbum
date published: 2015-10-14
track: Dear answer
  type: MusicRecording
  duration: PT4M20S
  duration ms: 260680
  explicit: false
  by artist: TRUE
  in album: Dear answer
    type: MusicAlbum
    date published: 2015-10-14
  isrc code: JPI101501776
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T23:21:03+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf5c96f8c724f68894124c29de79fe409b328b176aee5a2a0cf14496c5839c07c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956302
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/7zezTsQHgKCuoxkoGVwduG.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7zezTsQHgKCuoxkoGVwduG
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xf5c96f8c724f68894124c29de79fe409b328b176aee5a2a0cf14496c5839c07c","isrc":"JPI101501776","name":"Dear answer","registered_at":"2026-06-18T23:21:03Z","spotify_id":"7zezTsQHgKCuoxkoGVwduG","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5c96f8c724f68894124c29de79fe409b328b176aee5a2a0cf14496c5839c07c. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7zezTsQHgKCuoxkoGVwduG.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7zezTsQHgKCuoxkoGVwduG.
    date published: 2026-07-02T03:30:09Z
    text: {"copyright_id":"0xf5c96f8c724f68894124c29de79fe409b328b176aee5a2a0cf14496c5839c07c","isrc":"JPI101501776","name":"Dear answer","registered_at":"2026-06-18T23:21:03Z","spotify_id":"7zezTsQHgKCuoxkoGVwduG","type":"track"}
track: ONENESS
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  duration: PT4M2S
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  explicit: false
  by artist: TRUE
  in album: Dear answer
    type: MusicAlbum
    date published: 2015-10-14
  isrc code: JPI101501777
track: 僕たちのシナリオ
  type: MusicRecording
  duration: PT5M25S
  duration ms: 325333
  explicit: false
  by artist: TRUE
  in album: Dear answer
    type: MusicAlbum
    date published: 2015-10-14
  isrc code: JPI101501778

DREAM SOLISTER
type: MusicAlbum
date published: 2015-04-22
track: DREAM SOLISTER
  type: MusicRecording
  duration: PT4M58S
  duration ms: 298653
  explicit: false
  by artist: TRUE
  in album: DREAM SOLISTER
    type: MusicAlbum
    date published: 2015-04-22
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  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T02:41:35+00:00
track: SAKURA Concert
  type: MusicRecording
  duration: PT4M41S
  duration ms: 281600
  explicit: false
  by artist: TRUE
  in album: DREAM SOLISTER
    type: MusicAlbum
    date published: 2015-04-22
  isrc code: JPI101500490
track: Swag!!!
  type: MusicRecording
  duration: PT5M5S
  duration ms: 305306
  explicit: false
  by artist: TRUE
  in album: DREAM SOLISTER
    type: MusicAlbum
    date published: 2015-04-22
  isrc code: JPI101500491

ailes
type: MusicAlbum
date published: 2015-02-11
track: ailes
  type: MusicRecording
  duration: PT5M17S
  duration ms: 317480
  explicit: false
  by artist: TRUE
  in album: ailes
    type: MusicAlbum
    date published: 2015-02-11
track: DESPERATE
  type: MusicRecording
  duration: PT3M56S
  duration ms: 236346
  explicit: false
  by artist: TRUE
  in album: ailes
    type: MusicAlbum
    date published: 2015-02-11
track: ailes - Carnaval Remix
  type: MusicRecording
  duration: PT4M35S
  duration ms: 275560
  explicit: false
  by artist: TRUE
  in album: ailes
    type: MusicAlbum
    date published: 2015-02-11
track: ailes - Conscious Remix
  type: MusicRecording
  duration: PT5M32S
  duration ms: 332466
  explicit: false
  by artist: TRUE
  in album: ailes
    type: MusicAlbum
    date published: 2015-02-11

はじまりの翼/TWIN BIRD
type: MusicAlbum
date published: 2014-10-08
track: はじまりの翼
  type: MusicRecording
  duration: PT5M4S
  duration ms: 304680
  explicit: false
  by artist: TRUE
  in album: はじまりの翼/TWIN BIRD
    type: MusicAlbum
    date published: 2014-10-08
  isrc code: JPI101401897
track: TWIN BIRD
  type: MusicRecording
  duration: PT3M42S
  duration ms: 222573
  explicit: false
  by artist: TRUE
  in album: はじまりの翼/TWIN BIRD
    type: MusicAlbum
    date published: 2014-10-08
  isrc code: JPI101401898
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-22T12:11:01+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1141909ebcceb1059fc65507520ad55e5529ad2cf6ef6d6a5aab7116200b13a1
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956304
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/5meVZ8lKqpViOyTyQO80QI.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5meVZ8lKqpViOyTyQO80QI
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x1141909ebcceb1059fc65507520ad55e5529ad2cf6ef6d6a5aab7116200b13a1","isrc":"JPI101401898","name":"TWIN BIRD","registered_at":"2026-06-22T12:11:01Z","spotify_id":"5meVZ8lKqpViOyTyQO80QI","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1141909ebcceb1059fc65507520ad55e5529ad2cf6ef6d6a5aab7116200b13a1. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5meVZ8lKqpViOyTyQO80QI.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5meVZ8lKqpViOyTyQO80QI.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x1141909ebcceb1059fc65507520ad55e5529ad2cf6ef6d6a5aab7116200b13a1","isrc":"JPI101401898","name":"TWIN BIRD","registered_at":"2026-06-22T12:11:01Z","spotify_id":"5meVZ8lKqpViOyTyQO80QI","type":"track"}

UNISONIA (アーティスト盤)
type: MusicAlbum
date published: 2014-02-26
track: ETERNAL WINGS
  type: MusicRecording
  duration: PT4M21S
  duration ms: 261092
  explicit: false
  by artist: TRUE
  in album: UNISONIA (アーティスト盤)
    type: MusicAlbum
    date published: 2014-02-26
  isrc code: JPI101400117
track: GENESIS CODE
  type: MusicRecording
  duration: PT4M12S
  duration ms: 252320
  explicit: false
  by artist: TRUE
  in album: UNISONIA (アーティスト盤)
    type: MusicAlbum
    date published: 2014-02-26
  isrc code: JPI101400118

VIOLET EVERGARDEN: Automemories
type: MusicAlbum
date published: 2018-03-28
track: Theme of Violet Evergarden
  type: MusicRecording
  duration: PT2M17S
  duration ms: 137160
  explicit: false
  by artist: Evan Call
  in album: VIOLET EVERGARDEN: Automemories
    type: MusicAlbum
    date published: 2018-03-28
  isrc code: JPI101800599
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T10:12:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x03c3ca0cbee4f9815f454c0d8fbcfd74ba430e03c4aec92415decb8db0a3240d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/0fsb37XCuEDiF1oPNq4arG.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0fsb37XCuEDiF1oPNq4arG
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x03c3ca0cbee4f9815f454c0d8fbcfd74ba430e03c4aec92415decb8db0a3240d","isrc":"JPI101800599","name":"Theme of Violet Evergarden","registered_at":"2026-06-04T10:12:51Z","spotify_id":"0fsb37XCuEDiF1oPNq4arG","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03c3ca0cbee4f9815f454c0d8fbcfd74ba430e03c4aec92415decb8db0a3240d. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0fsb37XCuEDiF1oPNq4arG.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0fsb37XCuEDiF1oPNq4arG.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x03c3ca0cbee4f9815f454c0d8fbcfd74ba430e03c4aec92415decb8db0a3240d","isrc":"JPI101800599","name":"Theme of Violet Evergarden","registered_at":"2026-06-04T10:12:51Z","spotify_id":"0fsb37XCuEDiF1oPNq4arG","type":"track"}
track: Across the Violet Sky
  type: MusicRecording
  duration: PT2M44S
  duration ms: 164986
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  by artist: Evan Call
  in album: VIOLET EVERGARDEN: Automemories
    type: MusicAlbum
    date published: 2018-03-28
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  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T11:06:05+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xec5b23716eb876b44a593dac296846bed3bd221dbd94890ac5e00a82bab34626
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1yn5VIHdxIlVMPRdQzR2sm.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1yn5VIHdxIlVMPRdQzR2sm
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xec5b23716eb876b44a593dac296846bed3bd221dbd94890ac5e00a82bab34626","isrc":"JPI101800620","name":"Across the Violet Sky","registered_at":"2026-06-04T11:06:05Z","spotify_id":"1yn5VIHdxIlVMPRdQzR2sm","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec5b23716eb876b44a593dac296846bed3bd221dbd94890ac5e00a82bab34626. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1yn5VIHdxIlVMPRdQzR2sm.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1yn5VIHdxIlVMPRdQzR2sm.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0xec5b23716eb876b44a593dac296846bed3bd221dbd94890ac5e00a82bab34626","isrc":"JPI101800620","name":"Across the Violet Sky","registered_at":"2026-06-04T11:06:05Z","spotify_id":"1yn5VIHdxIlVMPRdQzR2sm","type":"track"}
track: A Doll's Beginning
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  duration: PT2M43S
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    type: MusicAlbum
    date published: 2018-03-28
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  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
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  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9439da3b39e5bda8540537f2ac40b907accde553fb3dd41b7ee20a5b6902c96c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
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  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4fiJjVdslQF7sfJIxH5xeF.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4fiJjVdslQF7sfJIxH5xeF
  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x9439da3b39e5bda8540537f2ac40b907accde553fb3dd41b7ee20a5b6902c96c","isrc":"JPI101800600","name":"A Doll's Beginning","registered_at":"2026-06-04T16:18:07Z","spotify_id":"4fiJjVdslQF7sfJIxH5xeF","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9439da3b39e5bda8540537f2ac40b907accde553fb3dd41b7ee20a5b6902c96c. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4fiJjVdslQF7sfJIxH5xeF.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4fiJjVdslQF7sfJIxH5xeF.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x9439da3b39e5bda8540537f2ac40b907accde553fb3dd41b7ee20a5b6902c96c","isrc":"JPI101800600","name":"A Doll's Beginning","registered_at":"2026-06-04T16:18:07Z","spotify_id":"4fiJjVdslQF7sfJIxH5xeF","type":"track"}
track: Wherever You Are, Wherever You May Be
  type: MusicRecording
  duration: PT2M25S
  duration ms: 145520
  explicit: false
  by artist: Evan Call
  in album: VIOLET EVERGARDEN: Automemories
    type: MusicAlbum
    date published: 2018-03-28
  isrc code: JPI101800621
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T09:01:25+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x95e8dcadc76080d7f520629e208b7502ee1462431c5c66fbf9467bb0a72c975e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953536
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953536
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/7z1ua7vSm0XmspFdojeOhh.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7z1ua7vSm0XmspFdojeOhh
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x95e8dcadc76080d7f520629e208b7502ee1462431c5c66fbf9467bb0a72c975e","isrc":"JPI101800621","name":"Wherever You Are, Wherever You May Be","registered_at":"2026-06-06T09:01:25Z","spotify_id":"7z1ua7vSm0XmspFdojeOhh","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95e8dcadc76080d7f520629e208b7502ee1462431c5c66fbf9467bb0a72c975e. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7z1ua7vSm0XmspFdojeOhh.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7z1ua7vSm0XmspFdojeOhh.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x95e8dcadc76080d7f520629e208b7502ee1462431c5c66fbf9467bb0a72c975e","isrc":"JPI101800621","name":"Wherever You Are, Wherever You May Be","registered_at":"2026-06-06T09:01:25Z","spotify_id":"7z1ua7vSm0XmspFdojeOhh","type":"track"}
track: One Last Message
  type: MusicRecording
  duration: PT3M10S
  duration ms: 190600
  explicit: false
  by artist: Evan Call
  in album: VIOLET EVERGARDEN: Automemories
    type: MusicAlbum
    date published: 2018-03-28
  isrc code: JPI101800601
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Never Coming Back
track: Unspoken Words
track: Adamantine Dreams
track: A Simple Mission
track: The Ultimate Price
track: Another Sunny Day
track: Inconsolable
track: The Voice in My Heart
track: The Love That Binds Us
track: Rust
track: Devoid of Hope
track: In Remembrance
track: Torment
track: Ink to Paper
track: Fractured Heart
track: The Birth of a Legend
track: Innocence
track: To The Ends of Our World
track: Always Watching Over You
track: Back in Business
track: Torn Apart at the Seams
track: A Place to Call Home
track: Intertwined Fates
track: An Admirable Doll
track: The Stench of Fear and Hatred
track: Those Words You Spoke to Me
track: The Songstress Aria - Instrumental
track: Strangeling
track: The Storm
track: A Bit of Sass
track: Letters From Heaven
track: Each Memory a Message
track: What It Means To Love
track: The Long Night
track: Violet's Letter
track: Violet Snow for Orchestra
track: Sincerely - Short Size
track: みちしるべ - Short Size
track: Believe In… - Short Size
track: Violet Snow - Short Size
track: The Songstress Aria
track: Letter - Short Size

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-05T07:26:45+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x0b670309c77e95c900f790afd324c5571e8bedfd4e08049dce8335722e6d106f

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953528

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/953528

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/1esO6xOqA0ZwNYmRoSbs0A.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1esO6xOqA0ZwNYmRoSbs0A

OTSTimestamp
type: PropertyValue
value: 2026-06-13T15:41:10Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x0b670309c77e95c900f790afd324c5571e8bedfd4e08049dce8335722e6d106f","isrc":"JPI101800601","name":"One Last Message","registered_at":"2026-06-05T07:26:45Z","spotify_id":"1esO6xOqA0ZwNYmRoSbs0A","type":"track"}

OTSVerifyInstructions
type: PropertyValue
value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b670309c77e95c900f790afd324c5571e8bedfd4e08049dce8335722e6d106f. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1esO6xOqA0ZwNYmRoSbs0A.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1esO6xOqA0ZwNYmRoSbs0A.
date published: 2026-06-13T15:41:10Z
text: {"copyright_id":"0x0b670309c77e95c900f790afd324c5571e8bedfd4e08049dce8335722e6d106f","isrc":"JPI101800601","name":"One Last Message","registered_at":"2026-06-05T07:26:45Z","spotify_id":"1esO6xOqA0ZwNYmRoSbs0A","type":"track"}

Never Coming Back
type: MusicRecording
duration: PT2M24S
duration ms: 144226
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800622
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T07:07:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x02da42142ac560f3e8d459d522b13b380d3429c53a0455ba9d4138eae461e880
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3WvPn9OHnjQzwyN8Zd1xLJ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3WvPn9OHnjQzwyN8Zd1xLJ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x02da42142ac560f3e8d459d522b13b380d3429c53a0455ba9d4138eae461e880","isrc":"JPI101800622","name":"Never Coming Back","registered_at":"2026-06-04T07:07:43Z","spotify_id":"3WvPn9OHnjQzwyN8Zd1xLJ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x02da42142ac560f3e8d459d522b13b380d3429c53a0455ba9d4138eae461e880. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3WvPn9OHnjQzwyN8Zd1xLJ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3WvPn9OHnjQzwyN8Zd1xLJ.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x02da42142ac560f3e8d459d522b13b380d3429c53a0455ba9d4138eae461e880","isrc":"JPI101800622","name":"Never Coming Back","registered_at":"2026-06-04T07:07:43Z","spotify_id":"3WvPn9OHnjQzwyN8Zd1xLJ","type":"track"}

Unspoken Words
type: MusicRecording
duration: PT2M46S
duration ms: 166693
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800602
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T20:45:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd25b629a664c5065b5cbf9266f168956dc3fc21a7e6483bf96c956622442b549
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5RibQqJZhNXq2TmQ1yr3hR.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5RibQqJZhNXq2TmQ1yr3hR
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd25b629a664c5065b5cbf9266f168956dc3fc21a7e6483bf96c956622442b549","isrc":"JPI101800602","name":"Unspoken Words","registered_at":"2026-06-05T20:45:46Z","spotify_id":"5RibQqJZhNXq2TmQ1yr3hR","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd25b629a664c5065b5cbf9266f168956dc3fc21a7e6483bf96c956622442b549. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5RibQqJZhNXq2TmQ1yr3hR.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5RibQqJZhNXq2TmQ1yr3hR.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xd25b629a664c5065b5cbf9266f168956dc3fc21a7e6483bf96c956622442b549","isrc":"JPI101800602","name":"Unspoken Words","registered_at":"2026-06-05T20:45:46Z","spotify_id":"5RibQqJZhNXq2TmQ1yr3hR","type":"track"}

Adamantine Dreams
type: MusicRecording
duration: PT3M10S
duration ms: 190773
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800623
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T02:32:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x46a422205f5e2bc1c0c6d8b682291db85e62a7ad3f116bf02841638d33c4916b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6PGmv3N5eQwqDxiSBLGxCE.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6PGmv3N5eQwqDxiSBLGxCE
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x46a422205f5e2bc1c0c6d8b682291db85e62a7ad3f116bf02841638d33c4916b","isrc":"JPI101800623","name":"Adamantine Dreams","registered_at":"2026-06-06T02:32:15Z","spotify_id":"6PGmv3N5eQwqDxiSBLGxCE","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46a422205f5e2bc1c0c6d8b682291db85e62a7ad3f116bf02841638d33c4916b. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6PGmv3N5eQwqDxiSBLGxCE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6PGmv3N5eQwqDxiSBLGxCE.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x46a422205f5e2bc1c0c6d8b682291db85e62a7ad3f116bf02841638d33c4916b","isrc":"JPI101800623","name":"Adamantine Dreams","registered_at":"2026-06-06T02:32:15Z","spotify_id":"6PGmv3N5eQwqDxiSBLGxCE","type":"track"}

A Simple Mission
type: MusicRecording
duration: PT2M17S
duration ms: 137306
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800603
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T08:58:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa1b5665d6c074127af6f0feb20c4e715d14f20492336a87e22b5b2235d427687
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/560uEynGcH7vYLRfXSijWd.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/560uEynGcH7vYLRfXSijWd
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa1b5665d6c074127af6f0feb20c4e715d14f20492336a87e22b5b2235d427687","isrc":"JPI101800603","name":"A Simple Mission","registered_at":"2026-06-06T08:58:47Z","spotify_id":"560uEynGcH7vYLRfXSijWd","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa1b5665d6c074127af6f0feb20c4e715d14f20492336a87e22b5b2235d427687. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/560uEynGcH7vYLRfXSijWd.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/560uEynGcH7vYLRfXSijWd.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xa1b5665d6c074127af6f0feb20c4e715d14f20492336a87e22b5b2235d427687","isrc":"JPI101800603","name":"A Simple Mission","registered_at":"2026-06-06T08:58:47Z","spotify_id":"560uEynGcH7vYLRfXSijWd","type":"track"}

The Ultimate Price
type: MusicRecording
duration: PT2M59S
duration ms: 179373
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800624
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T10:58:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfd4683b5220b46f8e20a6d22aa3807845b4dc52346fa183cd4d3e325305fd67b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0tQsrsNludhZgDxQ1TyVPy.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0tQsrsNludhZgDxQ1TyVPy
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfd4683b5220b46f8e20a6d22aa3807845b4dc52346fa183cd4d3e325305fd67b","isrc":"JPI101800624","name":"The Ultimate Price","registered_at":"2026-06-04T10:58:42Z","spotify_id":"0tQsrsNludhZgDxQ1TyVPy","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfd4683b5220b46f8e20a6d22aa3807845b4dc52346fa183cd4d3e325305fd67b. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0tQsrsNludhZgDxQ1TyVPy.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0tQsrsNludhZgDxQ1TyVPy.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xfd4683b5220b46f8e20a6d22aa3807845b4dc52346fa183cd4d3e325305fd67b","isrc":"JPI101800624","name":"The Ultimate Price","registered_at":"2026-06-04T10:58:42Z","spotify_id":"0tQsrsNludhZgDxQ1TyVPy","type":"track"}

Another Sunny Day
type: MusicRecording
duration: PT2M8S
duration ms: 128280
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800604
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T11:46:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbab9d7d32e559f7e72c04b7a545e7c4fb18246b6c748db5194d712401411b24a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/07SGuN89frB9VLA3hiBGni.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/07SGuN89frB9VLA3hiBGni
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbab9d7d32e559f7e72c04b7a545e7c4fb18246b6c748db5194d712401411b24a","isrc":"JPI101800604","name":"Another Sunny Day","registered_at":"2026-06-05T11:46:23Z","spotify_id":"07SGuN89frB9VLA3hiBGni","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbab9d7d32e559f7e72c04b7a545e7c4fb18246b6c748db5194d712401411b24a. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/07SGuN89frB9VLA3hiBGni.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/07SGuN89frB9VLA3hiBGni.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xbab9d7d32e559f7e72c04b7a545e7c4fb18246b6c748db5194d712401411b24a","isrc":"JPI101800604","name":"Another Sunny Day","registered_at":"2026-06-05T11:46:23Z","spotify_id":"07SGuN89frB9VLA3hiBGni","type":"track"}

Inconsolable
type: MusicRecording
duration: PT2M38S
duration ms: 158253
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800625
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T16:05:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8214f267f35e93ba8c654555ae35cea02c615838b0dcb00a79135395adc4e4c8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0iQYU54dRsf9Vu5yEUx8ci.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0iQYU54dRsf9Vu5yEUx8ci
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8214f267f35e93ba8c654555ae35cea02c615838b0dcb00a79135395adc4e4c8. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0iQYU54dRsf9Vu5yEUx8ci.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0iQYU54dRsf9Vu5yEUx8ci.
  date published: 2026-06-13T17:25:41Z

The Voice in My Heart
type: MusicRecording
duration: PT2M20S
duration ms: 140346
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800605
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T08:02:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x51f4bea52e450f0eae9f1609026b4bac702c45b27aae0e57f84655f06a5332df
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3uBFpIBCKd3ivep9tuWapB.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3uBFpIBCKd3ivep9tuWapB
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x51f4bea52e450f0eae9f1609026b4bac702c45b27aae0e57f84655f06a5332df","isrc":"JPI101800605","name":"The Voice in My Heart","registered_at":"2026-06-04T08:02:28Z","spotify_id":"3uBFpIBCKd3ivep9tuWapB","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51f4bea52e450f0eae9f1609026b4bac702c45b27aae0e57f84655f06a5332df. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3uBFpIBCKd3ivep9tuWapB.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3uBFpIBCKd3ivep9tuWapB.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x51f4bea52e450f0eae9f1609026b4bac702c45b27aae0e57f84655f06a5332df","isrc":"JPI101800605","name":"The Voice in My Heart","registered_at":"2026-06-04T08:02:28Z","spotify_id":"3uBFpIBCKd3ivep9tuWapB","type":"track"}

The Love That Binds Us
type: MusicRecording
duration: PT3M55S
duration ms: 235466
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800626
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T07:58:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x18882f57b9e4563ff120677d507de7a54951c6596862b5783e299e38ce6c4efc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/50duVqi1ETUTGWJQmclvlG.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/50duVqi1ETUTGWJQmclvlG
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x18882f57b9e4563ff120677d507de7a54951c6596862b5783e299e38ce6c4efc","isrc":"JPI101800626","name":"The Love That Binds Us","registered_at":"2026-06-05T07:58:11Z","spotify_id":"50duVqi1ETUTGWJQmclvlG","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x18882f57b9e4563ff120677d507de7a54951c6596862b5783e299e38ce6c4efc. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/50duVqi1ETUTGWJQmclvlG.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/50duVqi1ETUTGWJQmclvlG.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x18882f57b9e4563ff120677d507de7a54951c6596862b5783e299e38ce6c4efc","isrc":"JPI101800626","name":"The Love That Binds Us","registered_at":"2026-06-05T07:58:11Z","spotify_id":"50duVqi1ETUTGWJQmclvlG","type":"track"}

Rust
type: MusicRecording
duration: PT2M51S
duration ms: 171013
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800606
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T13:28:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x55c341e99b5c24e1e0b9192d5628db79e79da9d65d1ad2000b14f5db2abda7dd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7n6YSbstaBD94SQn03tb8N.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7n6YSbstaBD94SQn03tb8N
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x55c341e99b5c24e1e0b9192d5628db79e79da9d65d1ad2000b14f5db2abda7dd. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7n6YSbstaBD94SQn03tb8N.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7n6YSbstaBD94SQn03tb8N.
  date published: 2026-06-13T15:41:10Z

Devoid of Hope
type: MusicRecording
duration: PT2M29S
duration ms: 149280
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800627
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T21:35:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4a267f571b3a133de6ac9a3134ff224d28d82f1277ec032f24c2f2288fd29328
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953515
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4mqc91QDZQvdax6iLJkudn.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4mqc91QDZQvdax6iLJkudn
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4a267f571b3a133de6ac9a3134ff224d28d82f1277ec032f24c2f2288fd29328","isrc":"JPI101800627","name":"Devoid of Hope","registered_at":"2026-06-06T21:35:14Z","spotify_id":"4mqc91QDZQvdax6iLJkudn","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a267f571b3a133de6ac9a3134ff224d28d82f1277ec032f24c2f2288fd29328. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4mqc91QDZQvdax6iLJkudn.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4mqc91QDZQvdax6iLJkudn.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0x4a267f571b3a133de6ac9a3134ff224d28d82f1277ec032f24c2f2288fd29328","isrc":"JPI101800627","name":"Devoid of Hope","registered_at":"2026-06-06T21:35:14Z","spotify_id":"4mqc91QDZQvdax6iLJkudn","type":"track"}

In Remembrance
type: MusicRecording
duration: PT2M41S
duration ms: 161933
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800607
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T15:56:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1ff9ec03a2f0c9d46fd2eb131a82adfa91de2c3fe28e4631122575785f16abf9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0vO2m13uJun1lgwj2PJKHt.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0vO2m13uJun1lgwj2PJKHt
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1ff9ec03a2f0c9d46fd2eb131a82adfa91de2c3fe28e4631122575785f16abf9","isrc":"JPI101800607","name":"In Remembrance","registered_at":"2026-06-05T15:56:39Z","spotify_id":"0vO2m13uJun1lgwj2PJKHt","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ff9ec03a2f0c9d46fd2eb131a82adfa91de2c3fe28e4631122575785f16abf9. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0vO2m13uJun1lgwj2PJKHt.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0vO2m13uJun1lgwj2PJKHt.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x1ff9ec03a2f0c9d46fd2eb131a82adfa91de2c3fe28e4631122575785f16abf9","isrc":"JPI101800607","name":"In Remembrance","registered_at":"2026-06-05T15:56:39Z","spotify_id":"0vO2m13uJun1lgwj2PJKHt","type":"track"}

Torment
type: MusicRecording
duration: PT2M2S
duration ms: 122586
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800628
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T11:45:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe1b15df0ae8b77e68ea8551118086825f204b6bb6cf528d76fa69c51a980749b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2GaHhzKoiBIYeLTS74WT16.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2GaHhzKoiBIYeLTS74WT16
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1b15df0ae8b77e68ea8551118086825f204b6bb6cf528d76fa69c51a980749b. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2GaHhzKoiBIYeLTS74WT16.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2GaHhzKoiBIYeLTS74WT16.
  date published: 2026-06-13T17:25:41Z

Ink to Paper
type: MusicRecording
duration: PT2M8S
duration ms: 128653
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800608
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T20:45:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x95ec8f64ab31bf338f737623524ebcc4722e24829d08b75251c8624e4ec43f37
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1QfFxYhgELCeOxnterRvsB.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1QfFxYhgELCeOxnterRvsB
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x95ec8f64ab31bf338f737623524ebcc4722e24829d08b75251c8624e4ec43f37","isrc":"JPI101800608","name":"Ink to Paper","registered_at":"2026-06-05T20:45:52Z","spotify_id":"1QfFxYhgELCeOxnterRvsB","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95ec8f64ab31bf338f737623524ebcc4722e24829d08b75251c8624e4ec43f37. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1QfFxYhgELCeOxnterRvsB.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1QfFxYhgELCeOxnterRvsB.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x95ec8f64ab31bf338f737623524ebcc4722e24829d08b75251c8624e4ec43f37","isrc":"JPI101800608","name":"Ink to Paper","registered_at":"2026-06-05T20:45:52Z","spotify_id":"1QfFxYhgELCeOxnterRvsB","type":"track"}

Fractured Heart
type: MusicRecording
duration: PT2M29S
duration ms: 149733
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800629
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T02:37:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8d338b506e9f41987e320680f427c74b2968d7d9bf9584d5ae9e693d7a00b277
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4VtpzDulg0VNhX7TNyp8Zs.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4VtpzDulg0VNhX7TNyp8Zs
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8d338b506e9f41987e320680f427c74b2968d7d9bf9584d5ae9e693d7a00b277","isrc":"JPI101800629","name":"Fractured Heart","registered_at":"2026-06-06T02:37:34Z","spotify_id":"4VtpzDulg0VNhX7TNyp8Zs","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d338b506e9f41987e320680f427c74b2968d7d9bf9584d5ae9e693d7a00b277. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4VtpzDulg0VNhX7TNyp8Zs.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4VtpzDulg0VNhX7TNyp8Zs.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x8d338b506e9f41987e320680f427c74b2968d7d9bf9584d5ae9e693d7a00b277","isrc":"JPI101800629","name":"Fractured Heart","registered_at":"2026-06-06T02:37:34Z","spotify_id":"4VtpzDulg0VNhX7TNyp8Zs","type":"track"}

The Birth of a Legend
type: MusicRecording
duration: PT2M13S
duration ms: 133093
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800609
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T01:33:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xde0973707f8ab2905a99bc734769c2b852b953b1dee269bd0266ef8d53c6aaaa
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6m19jJMeZgt69CcQSBw0X8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6m19jJMeZgt69CcQSBw0X8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xde0973707f8ab2905a99bc734769c2b852b953b1dee269bd0266ef8d53c6aaaa","isrc":"JPI101800609","name":"The Birth of a Legend","registered_at":"2026-06-06T01:33:02Z","spotify_id":"6m19jJMeZgt69CcQSBw0X8","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde0973707f8ab2905a99bc734769c2b852b953b1dee269bd0266ef8d53c6aaaa. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6m19jJMeZgt69CcQSBw0X8.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6m19jJMeZgt69CcQSBw0X8.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xde0973707f8ab2905a99bc734769c2b852b953b1dee269bd0266ef8d53c6aaaa","isrc":"JPI101800609","name":"The Birth of a Legend","registered_at":"2026-06-06T01:33:02Z","spotify_id":"6m19jJMeZgt69CcQSBw0X8","type":"track"}

Innocence
type: MusicRecording
duration: PT2M2S
duration ms: 122720
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800630
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T11:43:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4cf07dd008988e53f250619f5c57d9df6c46ff5e179e98603fdb559764cf6ea4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7F7yFE8PRAxydgnJNLHzVu.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7F7yFE8PRAxydgnJNLHzVu
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4cf07dd008988e53f250619f5c57d9df6c46ff5e179e98603fdb559764cf6ea4. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7F7yFE8PRAxydgnJNLHzVu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7F7yFE8PRAxydgnJNLHzVu.
  date published: 2026-06-13T12:47:07Z

To The Ends of Our World
type: MusicRecording
duration: PT2M40S
duration ms: 160960
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800610
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T20:45:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd2b8e97900fd244849b6dbb3fdaf398f1e6102ef916ee1366fe78b67ec618db9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4bxopmFSPT1QsaJYshb8n7.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4bxopmFSPT1QsaJYshb8n7
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd2b8e97900fd244849b6dbb3fdaf398f1e6102ef916ee1366fe78b67ec618db9","isrc":"JPI101800610","name":"To The Ends of Our World","registered_at":"2026-06-05T20:45:02Z","spotify_id":"4bxopmFSPT1QsaJYshb8n7","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2b8e97900fd244849b6dbb3fdaf398f1e6102ef916ee1366fe78b67ec618db9. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4bxopmFSPT1QsaJYshb8n7.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4bxopmFSPT1QsaJYshb8n7.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xd2b8e97900fd244849b6dbb3fdaf398f1e6102ef916ee1366fe78b67ec618db9","isrc":"JPI101800610","name":"To The Ends of Our World","registered_at":"2026-06-05T20:45:02Z","spotify_id":"4bxopmFSPT1QsaJYshb8n7","type":"track"}

Always Watching Over You
type: MusicRecording
duration: PT2M24S
duration ms: 144453
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800631
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T16:06:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x749781e9dd0f2514cb6aa0b91827f4d0aab1d095676ad265b9f7c821aaec082c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2qI2R2iYU4XJJXvNapDRRF.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2qI2R2iYU4XJJXvNapDRRF
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x749781e9dd0f2514cb6aa0b91827f4d0aab1d095676ad265b9f7c821aaec082c","isrc":"JPI101800631","name":"Always Watching Over You","registered_at":"2026-06-06T16:06:24Z","spotify_id":"2qI2R2iYU4XJJXvNapDRRF","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x749781e9dd0f2514cb6aa0b91827f4d0aab1d095676ad265b9f7c821aaec082c. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2qI2R2iYU4XJJXvNapDRRF.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2qI2R2iYU4XJJXvNapDRRF.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x749781e9dd0f2514cb6aa0b91827f4d0aab1d095676ad265b9f7c821aaec082c","isrc":"JPI101800631","name":"Always Watching Over You","registered_at":"2026-06-06T16:06:24Z","spotify_id":"2qI2R2iYU4XJJXvNapDRRF","type":"track"}

Back in Business
type: MusicRecording
duration: PT2M2S
duration ms: 122533
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800611
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T02:31:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x75e99ac63ea9d7cff412dee950bd134e59f231770780a7edf17c35f1d56f43d3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6uDIyVSsYpRxkr1UV4Lj99.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6uDIyVSsYpRxkr1UV4Lj99
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x75e99ac63ea9d7cff412dee950bd134e59f231770780a7edf17c35f1d56f43d3","isrc":"JPI101800611","name":"Back in Business","registered_at":"2026-06-06T02:31:38Z","spotify_id":"6uDIyVSsYpRxkr1UV4Lj99","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75e99ac63ea9d7cff412dee950bd134e59f231770780a7edf17c35f1d56f43d3. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6uDIyVSsYpRxkr1UV4Lj99.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6uDIyVSsYpRxkr1UV4Lj99.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x75e99ac63ea9d7cff412dee950bd134e59f231770780a7edf17c35f1d56f43d3","isrc":"JPI101800611","name":"Back in Business","registered_at":"2026-06-06T02:31:38Z","spotify_id":"6uDIyVSsYpRxkr1UV4Lj99","type":"track"}

Torn Apart at the Seams
type: MusicRecording
duration: PT2M4S
duration ms: 124346
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800632
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T18:41:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x53da03130ca611dedad4a03036724beff8c26f99080016cd0ee015149813a1db
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5AeaLcn5eQze2L94UlpQlu.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5AeaLcn5eQze2L94UlpQlu
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x53da03130ca611dedad4a03036724beff8c26f99080016cd0ee015149813a1db","isrc":"JPI101800632","name":"Torn Apart at the Seams","registered_at":"2026-06-07T18:41:13Z","spotify_id":"5AeaLcn5eQze2L94UlpQlu","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x53da03130ca611dedad4a03036724beff8c26f99080016cd0ee015149813a1db. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5AeaLcn5eQze2L94UlpQlu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5AeaLcn5eQze2L94UlpQlu.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x53da03130ca611dedad4a03036724beff8c26f99080016cd0ee015149813a1db","isrc":"JPI101800632","name":"Torn Apart at the Seams","registered_at":"2026-06-07T18:41:13Z","spotify_id":"5AeaLcn5eQze2L94UlpQlu","type":"track"}

A Place to Call Home
type: MusicRecording
duration: PT2M12S
duration ms: 132253
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800612
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T09:01:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0dba5747418e9154c3ab61232c4f9d311e254467858967cfdcd231130e6f3c6e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0OmeiHteLXYx4nxVaxWydn.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0OmeiHteLXYx4nxVaxWydn
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0dba5747418e9154c3ab61232c4f9d311e254467858967cfdcd231130e6f3c6e","isrc":"JPI101800612","name":"A Place to Call Home","registered_at":"2026-06-06T09:01:01Z","spotify_id":"0OmeiHteLXYx4nxVaxWydn","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dba5747418e9154c3ab61232c4f9d311e254467858967cfdcd231130e6f3c6e. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0OmeiHteLXYx4nxVaxWydn.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0OmeiHteLXYx4nxVaxWydn.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x0dba5747418e9154c3ab61232c4f9d311e254467858967cfdcd231130e6f3c6e","isrc":"JPI101800612","name":"A Place to Call Home","registered_at":"2026-06-06T09:01:01Z","spotify_id":"0OmeiHteLXYx4nxVaxWydn","type":"track"}

Intertwined Fates
type: MusicRecording
duration: PT2M3S
duration ms: 123106
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800633
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T18:39:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdd2bfbb6c9f7c389b514d0ed3b1fe9d84c3ae6f078f81a7e5cdef1603cc58d44
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3LAvdWjLsF0bKow58hswJU.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3LAvdWjLsF0bKow58hswJU
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xdd2bfbb6c9f7c389b514d0ed3b1fe9d84c3ae6f078f81a7e5cdef1603cc58d44","isrc":"JPI101800633","name":"Intertwined Fates","registered_at":"2026-06-07T18:39:42Z","spotify_id":"3LAvdWjLsF0bKow58hswJU","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd2bfbb6c9f7c389b514d0ed3b1fe9d84c3ae6f078f81a7e5cdef1603cc58d44. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3LAvdWjLsF0bKow58hswJU.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3LAvdWjLsF0bKow58hswJU.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xdd2bfbb6c9f7c389b514d0ed3b1fe9d84c3ae6f078f81a7e5cdef1603cc58d44","isrc":"JPI101800633","name":"Intertwined Fates","registered_at":"2026-06-07T18:39:42Z","spotify_id":"3LAvdWjLsF0bKow58hswJU","type":"track"}

An Admirable Doll
type: MusicRecording
duration: PT2M11S
duration ms: 131280
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800613
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T15:24:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2e0b94ca6382d2ac8d33f2d8a6e11de5afd86fda496a7c9330701e8f28c4c514
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0LSeL4j7SjuaGc26gMQuuH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0LSeL4j7SjuaGc26gMQuuH
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2e0b94ca6382d2ac8d33f2d8a6e11de5afd86fda496a7c9330701e8f28c4c514","isrc":"JPI101800613","name":"An Admirable Doll","registered_at":"2026-06-06T15:24:38Z","spotify_id":"0LSeL4j7SjuaGc26gMQuuH","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e0b94ca6382d2ac8d33f2d8a6e11de5afd86fda496a7c9330701e8f28c4c514. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0LSeL4j7SjuaGc26gMQuuH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0LSeL4j7SjuaGc26gMQuuH.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x2e0b94ca6382d2ac8d33f2d8a6e11de5afd86fda496a7c9330701e8f28c4c514","isrc":"JPI101800613","name":"An Admirable Doll","registered_at":"2026-06-06T15:24:38Z","spotify_id":"0LSeL4j7SjuaGc26gMQuuH","type":"track"}

The Stench of Fear and Hatred
type: MusicRecording
duration: PT1M45S
duration ms: 105746
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800634
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T09:53:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xea9b01e647e6e839d44d1e59f514ebef537cbcedc56bae663d9d0138491c8557
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0HEJZiKwahrPzOsSOvqxkw.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0HEJZiKwahrPzOsSOvqxkw
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xea9b01e647e6e839d44d1e59f514ebef537cbcedc56bae663d9d0138491c8557","isrc":"JPI101800634","name":"The Stench of Fear and Hatred","registered_at":"2026-06-08T09:53:30Z","spotify_id":"0HEJZiKwahrPzOsSOvqxkw","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea9b01e647e6e839d44d1e59f514ebef537cbcedc56bae663d9d0138491c8557. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0HEJZiKwahrPzOsSOvqxkw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0HEJZiKwahrPzOsSOvqxkw.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xea9b01e647e6e839d44d1e59f514ebef537cbcedc56bae663d9d0138491c8557","isrc":"JPI101800634","name":"The Stench of Fear and Hatred","registered_at":"2026-06-08T09:53:30Z","spotify_id":"0HEJZiKwahrPzOsSOvqxkw","type":"track"}

Those Words You Spoke to Me
type: MusicRecording
duration: PT2M13S
duration ms: 133346
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800614
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T15:57:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1525042f65ad19caa5438d35c7c8e6ffbb436bd141b0f329f5f55e0ab2d6344f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0BvOwcyB4BxwdGC1EY0TZM.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0BvOwcyB4BxwdGC1EY0TZM
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1525042f65ad19caa5438d35c7c8e6ffbb436bd141b0f329f5f55e0ab2d6344f","isrc":"JPI101800614","name":"Those Words You Spoke to Me","registered_at":"2026-06-05T15:57:06Z","spotify_id":"0BvOwcyB4BxwdGC1EY0TZM","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1525042f65ad19caa5438d35c7c8e6ffbb436bd141b0f329f5f55e0ab2d6344f. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0BvOwcyB4BxwdGC1EY0TZM.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0BvOwcyB4BxwdGC1EY0TZM.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x1525042f65ad19caa5438d35c7c8e6ffbb436bd141b0f329f5f55e0ab2d6344f","isrc":"JPI101800614","name":"Those Words You Spoke to Me","registered_at":"2026-06-05T15:57:06Z","spotify_id":"0BvOwcyB4BxwdGC1EY0TZM","type":"track"}

The Songstress Aria - Instrumental
type: MusicRecording
duration: PT1M5S
duration ms: 65760
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800635
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T01:49:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0edf707ffc4c31b9d97a65770a9fd3befb6eb233b85657f2ecc85167d4f0db16
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/34Eu9AvH7S9X9MPHfY9uui.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/34Eu9AvH7S9X9MPHfY9uui
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0edf707ffc4c31b9d97a65770a9fd3befb6eb233b85657f2ecc85167d4f0db16","isrc":"JPI101800635","name":"The Songstress Aria - Instrumental","registered_at":"2026-06-08T01:49:00Z","spotify_id":"34Eu9AvH7S9X9MPHfY9uui","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0edf707ffc4c31b9d97a65770a9fd3befb6eb233b85657f2ecc85167d4f0db16. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/34Eu9AvH7S9X9MPHfY9uui.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/34Eu9AvH7S9X9MPHfY9uui.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x0edf707ffc4c31b9d97a65770a9fd3befb6eb233b85657f2ecc85167d4f0db16","isrc":"JPI101800635","name":"The Songstress Aria - Instrumental","registered_at":"2026-06-08T01:49:00Z","spotify_id":"34Eu9AvH7S9X9MPHfY9uui","type":"track"}

Strangeling
type: MusicRecording
duration: PT2M11S
duration ms: 131800
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800615
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T06:20:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x195c1c4e07aa5aea56773e5acb22ff69841ed80c7291f3d8afb6bec2e5a9dfb6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3RKF6MYVfcjJM80dyrurFr.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3RKF6MYVfcjJM80dyrurFr
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x195c1c4e07aa5aea56773e5acb22ff69841ed80c7291f3d8afb6bec2e5a9dfb6. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3RKF6MYVfcjJM80dyrurFr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3RKF6MYVfcjJM80dyrurFr.
  date published: 2026-06-13T17:25:41Z

The Storm
type: MusicRecording
duration: PT2M12S
duration ms: 132000
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800636
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T01:46:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6cd1dda9b2133d75c9a668589c97375a5ecacfa811cc5bba8456781ea73f7d43
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3pAfWHJAzvIw5bzHqu9Lmk.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3pAfWHJAzvIw5bzHqu9Lmk
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6cd1dda9b2133d75c9a668589c97375a5ecacfa811cc5bba8456781ea73f7d43","isrc":"JPI101800636","name":"The Storm","registered_at":"2026-06-08T01:46:32Z","spotify_id":"3pAfWHJAzvIw5bzHqu9Lmk","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6cd1dda9b2133d75c9a668589c97375a5ecacfa811cc5bba8456781ea73f7d43. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3pAfWHJAzvIw5bzHqu9Lmk.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3pAfWHJAzvIw5bzHqu9Lmk.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x6cd1dda9b2133d75c9a668589c97375a5ecacfa811cc5bba8456781ea73f7d43","isrc":"JPI101800636","name":"The Storm","registered_at":"2026-06-08T01:46:32Z","spotify_id":"3pAfWHJAzvIw5bzHqu9Lmk","type":"track"}

A Bit of Sass
type: MusicRecording
duration: PT2M10S
duration ms: 130506
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800616
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T06:17:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcdc482a397d8541a2a96ef29782b96f170bfc40ae35814a1c442e8499fa189e3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6HBxbiUj8pQkHa7RfBFw55.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6HBxbiUj8pQkHa7RfBFw55
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xcdc482a397d8541a2a96ef29782b96f170bfc40ae35814a1c442e8499fa189e3","isrc":"JPI101800616","name":"A Bit of Sass","registered_at":"2026-06-07T06:17:47Z","spotify_id":"6HBxbiUj8pQkHa7RfBFw55","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcdc482a397d8541a2a96ef29782b96f170bfc40ae35814a1c442e8499fa189e3. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6HBxbiUj8pQkHa7RfBFw55.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6HBxbiUj8pQkHa7RfBFw55.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xcdc482a397d8541a2a96ef29782b96f170bfc40ae35814a1c442e8499fa189e3","isrc":"JPI101800616","name":"A Bit of Sass","registered_at":"2026-06-07T06:17:47Z","spotify_id":"6HBxbiUj8pQkHa7RfBFw55","type":"track"}

Letters From Heaven
type: MusicRecording
duration: PT2M23S
duration ms: 143360
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800637
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T08:22:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8075bc706977ec14c628d3d86467532524d85ccbd4f2b7dd95931063a52c9b89
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/50DoHjSiixCjg3ouuGsG2F.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/50DoHjSiixCjg3ouuGsG2F
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8075bc706977ec14c628d3d86467532524d85ccbd4f2b7dd95931063a52c9b89","isrc":"JPI101800637","name":"Letters From Heaven","registered_at":"2026-06-06T08:22:38Z","spotify_id":"50DoHjSiixCjg3ouuGsG2F","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8075bc706977ec14c628d3d86467532524d85ccbd4f2b7dd95931063a52c9b89. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/50DoHjSiixCjg3ouuGsG2F.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/50DoHjSiixCjg3ouuGsG2F.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x8075bc706977ec14c628d3d86467532524d85ccbd4f2b7dd95931063a52c9b89","isrc":"JPI101800637","name":"Letters From Heaven","registered_at":"2026-06-06T08:22:38Z","spotify_id":"50DoHjSiixCjg3ouuGsG2F","type":"track"}

Each Memory a Message
type: MusicRecording
duration: PT2M18S
duration ms: 138293
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800617
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T06:17:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc20fd21aa855456a6556dfd5ed650a567a53b85ebffeb96736c3167bd5d46c7a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/171e2nkpNZcIhTWCcsM0WP.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/171e2nkpNZcIhTWCcsM0WP
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc20fd21aa855456a6556dfd5ed650a567a53b85ebffeb96736c3167bd5d46c7a","isrc":"JPI101800617","name":"Each Memory a Message","registered_at":"2026-06-07T06:17:55Z","spotify_id":"171e2nkpNZcIhTWCcsM0WP","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc20fd21aa855456a6556dfd5ed650a567a53b85ebffeb96736c3167bd5d46c7a. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/171e2nkpNZcIhTWCcsM0WP.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/171e2nkpNZcIhTWCcsM0WP.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xc20fd21aa855456a6556dfd5ed650a567a53b85ebffeb96736c3167bd5d46c7a","isrc":"JPI101800617","name":"Each Memory a Message","registered_at":"2026-06-07T06:17:55Z","spotify_id":"171e2nkpNZcIhTWCcsM0WP","type":"track"}

What It Means To Love
type: MusicRecording
duration: PT1M54S
duration ms: 114466
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800638
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T11:44:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8b9ee07f4998e7759d92c81868c067126e0b124842f7ed9f586fdeb786665951
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0OkxOyMxSt1BwJ1ZTm3Va0.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0OkxOyMxSt1BwJ1ZTm3Va0
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8b9ee07f4998e7759d92c81868c067126e0b124842f7ed9f586fdeb786665951","isrc":"JPI101800638","name":"What It Means To Love","registered_at":"2026-06-05T11:44:03Z","spotify_id":"0OkxOyMxSt1BwJ1ZTm3Va0","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b9ee07f4998e7759d92c81868c067126e0b124842f7ed9f586fdeb786665951. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0OkxOyMxSt1BwJ1ZTm3Va0.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0OkxOyMxSt1BwJ1ZTm3Va0.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x8b9ee07f4998e7759d92c81868c067126e0b124842f7ed9f586fdeb786665951","isrc":"JPI101800638","name":"What It Means To Love","registered_at":"2026-06-05T11:44:03Z","spotify_id":"0OkxOyMxSt1BwJ1ZTm3Va0","type":"track"}

The Long Night
type: MusicRecording
duration: PT2M39S
duration ms: 159413
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800618
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T15:56:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf8f1f52313ad7cf223cdfd2d36bf7879dfe9f8a452bb3686c32e30621e42136c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5cafaW17oYmTMoaLis6QvE.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5cafaW17oYmTMoaLis6QvE
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf8f1f52313ad7cf223cdfd2d36bf7879dfe9f8a452bb3686c32e30621e42136c","isrc":"JPI101800618","name":"The Long Night","registered_at":"2026-06-05T15:56:58Z","spotify_id":"5cafaW17oYmTMoaLis6QvE","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8f1f52313ad7cf223cdfd2d36bf7879dfe9f8a452bb3686c32e30621e42136c. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5cafaW17oYmTMoaLis6QvE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5cafaW17oYmTMoaLis6QvE.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xf8f1f52313ad7cf223cdfd2d36bf7879dfe9f8a452bb3686c32e30621e42136c","isrc":"JPI101800618","name":"The Long Night","registered_at":"2026-06-05T15:56:58Z","spotify_id":"5cafaW17oYmTMoaLis6QvE","type":"track"}

Violet's Letter
type: MusicRecording
duration: PT2M13S
duration ms: 133400
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800639
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T05:02:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa8fdfef01bf3f1ec13e6b5746f04d04c6dbd0e360c8999dd08e8d50fb99add8b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1U4EIw13BRcjiqqZrZ5o8y.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1U4EIw13BRcjiqqZrZ5o8y
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa8fdfef01bf3f1ec13e6b5746f04d04c6dbd0e360c8999dd08e8d50fb99add8b","isrc":"JPI101800639","name":"Violet's Letter","registered_at":"2026-06-05T05:02:00Z","spotify_id":"1U4EIw13BRcjiqqZrZ5o8y","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa8fdfef01bf3f1ec13e6b5746f04d04c6dbd0e360c8999dd08e8d50fb99add8b. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1U4EIw13BRcjiqqZrZ5o8y.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1U4EIw13BRcjiqqZrZ5o8y.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xa8fdfef01bf3f1ec13e6b5746f04d04c6dbd0e360c8999dd08e8d50fb99add8b","isrc":"JPI101800639","name":"Violet's Letter","registered_at":"2026-06-05T05:02:00Z","spotify_id":"1U4EIw13BRcjiqqZrZ5o8y","type":"track"}

Violet Snow for Orchestra
type: MusicRecording
duration: PT2M53S
duration ms: 173146
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800619
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T02:30:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7ee501f2f3e878c15e870b7d4f2d750ea27cd3fee3dd2909e3fa4c370fac86e4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/51lBGOJvgj7SdbBwEnHSjm.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/51lBGOJvgj7SdbBwEnHSjm
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7ee501f2f3e878c15e870b7d4f2d750ea27cd3fee3dd2909e3fa4c370fac86e4","isrc":"JPI101800619","name":"Violet Snow for Orchestra","registered_at":"2026-06-06T02:30:34Z","spotify_id":"51lBGOJvgj7SdbBwEnHSjm","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ee501f2f3e878c15e870b7d4f2d750ea27cd3fee3dd2909e3fa4c370fac86e4. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/51lBGOJvgj7SdbBwEnHSjm.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/51lBGOJvgj7SdbBwEnHSjm.
  date published: 2026-06-13T15:41:10Z
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Sincerely - Short Size
type: MusicRecording
duration: PT1M34S
duration ms: 94866
explicit: false
by artist: TRUE
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101703155
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T16:08:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3cf96d5404bc645333dab8807a5eae67f9da3c2ced798d8b3cbd30d43416882c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4aCYuiRJnJX2D4nelzdRCJ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4aCYuiRJnJX2D4nelzdRCJ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3cf96d5404bc645333dab8807a5eae67f9da3c2ced798d8b3cbd30d43416882c","isrc":"JPI101703155","name":"Sincerely - Short Size","registered_at":"2026-06-06T16:08:24Z","spotify_id":"4aCYuiRJnJX2D4nelzdRCJ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3cf96d5404bc645333dab8807a5eae67f9da3c2ced798d8b3cbd30d43416882c. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4aCYuiRJnJX2D4nelzdRCJ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4aCYuiRJnJX2D4nelzdRCJ.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x3cf96d5404bc645333dab8807a5eae67f9da3c2ced798d8b3cbd30d43416882c","isrc":"JPI101703155","name":"Sincerely - Short Size","registered_at":"2026-06-06T16:08:24Z","spotify_id":"4aCYuiRJnJX2D4nelzdRCJ","type":"track"}

みちしるべ - Short Size
type: MusicRecording
duration: PT1M32S
duration ms: 92013
explicit: false
by artist: 茅原実里
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101703156
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T16:07:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfb2f5a33776fd60e89b58c28646e3624f713c3c7c3505b082be3ce8366a40d98
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6X5XflxAGPd8rDi7lKYBkg.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6X5XflxAGPd8rDi7lKYBkg
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfb2f5a33776fd60e89b58c28646e3624f713c3c7c3505b082be3ce8366a40d98","isrc":"JPI101703156","name":"みちしるべ - Short Size","registered_at":"2026-06-06T16:07:52Z","spotify_id":"6X5XflxAGPd8rDi7lKYBkg","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb2f5a33776fd60e89b58c28646e3624f713c3c7c3505b082be3ce8366a40d98. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6X5XflxAGPd8rDi7lKYBkg.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6X5XflxAGPd8rDi7lKYBkg.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xfb2f5a33776fd60e89b58c28646e3624f713c3c7c3505b082be3ce8366a40d98","isrc":"JPI101703156","name":"みちしるべ - Short Size","registered_at":"2026-06-06T16:07:52Z","spotify_id":"6X5XflxAGPd8rDi7lKYBkg","type":"track"}

Believe In… - Short Size
type: MusicRecording
duration: PT1M45S
duration ms: 105426
explicit: false
by artist: 結城アイラ
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800640
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T01:44:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x103338fa737cdd887a8165449a42ab5e547095ef3369172892c985b6fc4f4664
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/23KxcnoTZvEEQOqHgaBTwb.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/23KxcnoTZvEEQOqHgaBTwb
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x103338fa737cdd887a8165449a42ab5e547095ef3369172892c985b6fc4f4664","isrc":"JPI101800640","name":"Believe In… - Short Size","registered_at":"2026-06-08T01:44:19Z","spotify_id":"23KxcnoTZvEEQOqHgaBTwb","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x103338fa737cdd887a8165449a42ab5e547095ef3369172892c985b6fc4f4664. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/23KxcnoTZvEEQOqHgaBTwb.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/23KxcnoTZvEEQOqHgaBTwb.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x103338fa737cdd887a8165449a42ab5e547095ef3369172892c985b6fc4f4664","isrc":"JPI101800640","name":"Believe In… - Short Size","registered_at":"2026-06-08T01:44:19Z","spotify_id":"23KxcnoTZvEEQOqHgaBTwb","type":"track"}

Violet Snow - Short Size
type: MusicRecording
duration: PT0M32S
duration ms: 32106
explicit: false
by artist: 結城アイラ
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800641
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T01:44:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6f0a8d3483e98ba8503c4cf19bc4897e1213164d00c2466f056dc09f5e06c791
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4D72tGOJPhlFWFFJMzBK9K.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4D72tGOJPhlFWFFJMzBK9K
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6f0a8d3483e98ba8503c4cf19bc4897e1213164d00c2466f056dc09f5e06c791","isrc":"JPI101800641","name":"Violet Snow - Short Size","registered_at":"2026-06-08T01:44:33Z","spotify_id":"4D72tGOJPhlFWFFJMzBK9K","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f0a8d3483e98ba8503c4cf19bc4897e1213164d00c2466f056dc09f5e06c791. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4D72tGOJPhlFWFFJMzBK9K.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4D72tGOJPhlFWFFJMzBK9K.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x6f0a8d3483e98ba8503c4cf19bc4897e1213164d00c2466f056dc09f5e06c791","isrc":"JPI101800641","name":"Violet Snow - Short Size","registered_at":"2026-06-08T01:44:33Z","spotify_id":"4D72tGOJPhlFWFFJMzBK9K","type":"track"}

The Songstress Aria
type: MusicRecording
duration: PT1M6S
duration ms: 66733
explicit: false
by artist: TRUE
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800642
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T16:05:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7e0da30cab5308c7b676c2d875a315781b087699b3ff801e4001e017daf8ec9f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2POrYYvaxuFq25wkrUnAts.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2POrYYvaxuFq25wkrUnAts
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7e0da30cab5308c7b676c2d875a315781b087699b3ff801e4001e017daf8ec9f","isrc":"JPI101800642","name":"The Songstress Aria","registered_at":"2026-06-06T16:05:53Z","spotify_id":"2POrYYvaxuFq25wkrUnAts","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e0da30cab5308c7b676c2d875a315781b087699b3ff801e4001e017daf8ec9f. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2POrYYvaxuFq25wkrUnAts.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2POrYYvaxuFq25wkrUnAts.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x7e0da30cab5308c7b676c2d875a315781b087699b3ff801e4001e017daf8ec9f","isrc":"JPI101800642","name":"The Songstress Aria","registered_at":"2026-06-06T16:05:53Z","spotify_id":"2POrYYvaxuFq25wkrUnAts","type":"track"}

Letter - Short Size
type: MusicRecording
duration: PT1M38S
duration ms: 98773
explicit: false
by artist: TRUE
in album: VIOLET EVERGARDEN: Automemories
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800643
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T06:15:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbd553815b110d18e33a0d391bef4d9eb583ef4147bbb7d7676336978c413e4bf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4eeMddzkdhJ11IBfWp1llQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4eeMddzkdhJ11IBfWp1llQ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbd553815b110d18e33a0d391bef4d9eb583ef4147bbb7d7676336978c413e4bf","isrc":"JPI101800643","name":"Letter - Short Size","registered_at":"2026-06-07T06:15:32Z","spotify_id":"4eeMddzkdhJ11IBfWp1llQ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd553815b110d18e33a0d391bef4d9eb583ef4147bbb7d7676336978c413e4bf. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4eeMddzkdhJ11IBfWp1llQ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4eeMddzkdhJ11IBfWp1llQ.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xbd553815b110d18e33a0d391bef4d9eb583ef4147bbb7d7676336978c413e4bf","isrc":"JPI101800643","name":"Letter - Short Size","registered_at":"2026-06-07T06:15:32Z","spotify_id":"4eeMddzkdhJ11IBfWp1llQ","type":"track"}

VIOLET EVERGARDEN: Echo Through Eternity
type: MusicAlbum
date published: 2020-10-21
track: Discovering the Past
  type: MusicRecording
  duration: PT2M50S
  duration ms: 170026
  explicit: false
  by artist: Evan Call
  in album: VIOLET EVERGARDEN: Echo Through Eternity
    type: MusicAlbum
    date published: 2020-10-21
  isrc code: JPI102001388
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T22:30:18+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x677b33c5ffcfeb8233a7a3131cc7e4cd3a283fddd9d4055abf91931c41fb9eb3
  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953515
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2d7JGTzumONnK6cDD4Ttqc.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2d7JGTzumONnK6cDD4Ttqc
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x677b33c5ffcfeb8233a7a3131cc7e4cd3a283fddd9d4055abf91931c41fb9eb3","isrc":"JPI102001388","name":"Discovering the Past","registered_at":"2026-06-06T22:30:18Z","spotify_id":"2d7JGTzumONnK6cDD4Ttqc","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x677b33c5ffcfeb8233a7a3131cc7e4cd3a283fddd9d4055abf91931c41fb9eb3. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2d7JGTzumONnK6cDD4Ttqc.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2d7JGTzumONnK6cDD4Ttqc.
    date published: 2026-06-13T12:53:06Z
    text: {"copyright_id":"0x677b33c5ffcfeb8233a7a3131cc7e4cd3a283fddd9d4055abf91931c41fb9eb3","isrc":"JPI102001388","name":"Discovering the Past","registered_at":"2026-06-06T22:30:18Z","spotify_id":"2d7JGTzumONnK6cDD4Ttqc","type":"track"}
track: Violet and Isabella
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  in album: VIOLET EVERGARDEN: Echo Through Eternity
    type: MusicAlbum
    date published: 2020-10-21
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  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
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  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa66baed6d52b2ba9176bce517845c806d63d043e722e2c1145bb92972311079a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2xK0BtD7GFan3zSQU49mer.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2xK0BtD7GFan3zSQU49mer
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xa66baed6d52b2ba9176bce517845c806d63d043e722e2c1145bb92972311079a","isrc":"JPI102001423","name":"Violet and Isabella","registered_at":"2026-06-09T15:44:30Z","spotify_id":"2xK0BtD7GFan3zSQU49mer","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa66baed6d52b2ba9176bce517845c806d63d043e722e2c1145bb92972311079a. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2xK0BtD7GFan3zSQU49mer.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2xK0BtD7GFan3zSQU49mer.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0xa66baed6d52b2ba9176bce517845c806d63d043e722e2c1145bb92972311079a","isrc":"JPI102001423","name":"Violet and Isabella","registered_at":"2026-06-09T15:44:30Z","spotify_id":"2xK0BtD7GFan3zSQU49mer","type":"track"}
track: 命の泉 (Aria by Irma Fliech)
  type: MusicRecording
  duration: PT4M40S
  duration ms: 280960
  explicit: false
  by artist: TRUE
  in album: VIOLET EVERGARDEN: Echo Through Eternity
    type: MusicAlbum
    date published: 2020-10-21
  isrc code: JPI102001429
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T05:57:05+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5ee4b743877b443d8ad6ae6c07e46b50cbd18e237925ebe26961419016f093e4
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2xvsgfL0AgXmMKWTKdz4qu.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2xvsgfL0AgXmMKWTKdz4qu
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x5ee4b743877b443d8ad6ae6c07e46b50cbd18e237925ebe26961419016f093e4","isrc":"JPI102001429","name":"命の泉 (Aria by Irma Fliech)","registered_at":"2026-06-09T05:57:05Z","spotify_id":"2xvsgfL0AgXmMKWTKdz4qu","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5ee4b743877b443d8ad6ae6c07e46b50cbd18e237925ebe26961419016f093e4. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2xvsgfL0AgXmMKWTKdz4qu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2xvsgfL0AgXmMKWTKdz4qu.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x5ee4b743877b443d8ad6ae6c07e46b50cbd18e237925ebe26961419016f093e4","isrc":"JPI102001429","name":"命の泉 (Aria by Irma Fliech)","registered_at":"2026-06-09T05:57:05Z","spotify_id":"2xvsgfL0AgXmMKWTKdz4qu","type":"track"}
track: Generation to Generation
  type: MusicRecording
  duration: PT1M55S
  duration ms: 115306
  explicit: false
  by artist: Evan Call
  in album: VIOLET EVERGARDEN: Echo Through Eternity
    type: MusicAlbum
    date published: 2020-10-21
  isrc code: JPI102001389
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T10:45:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa2a666591235c21eaa4304ac1f9577ca2542dd95c9161acca75a2c8ae2fd567d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/5guPUR4Tn1B0itZccGy95f.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5guPUR4Tn1B0itZccGy95f
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xa2a666591235c21eaa4304ac1f9577ca2542dd95c9161acca75a2c8ae2fd567d","isrc":"JPI102001389","name":"Generation to Generation","registered_at":"2026-06-08T10:45:50Z","spotify_id":"5guPUR4Tn1B0itZccGy95f","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2a666591235c21eaa4304ac1f9577ca2542dd95c9161acca75a2c8ae2fd567d. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5guPUR4Tn1B0itZccGy95f.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5guPUR4Tn1B0itZccGy95f.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0xa2a666591235c21eaa4304ac1f9577ca2542dd95c9161acca75a2c8ae2fd567d","isrc":"JPI102001389","name":"Generation to Generation","registered_at":"2026-06-08T10:45:50Z","spotify_id":"5guPUR4Tn1B0itZccGy95f","type":"track"}
track: A New Era Begins
  type: MusicRecording
  duration: PT1M51S
  duration ms: 111666
  explicit: false
  by artist: Evan Call
  in album: VIOLET EVERGARDEN: Echo Through Eternity
    type: MusicAlbum
    date published: 2020-10-21
  isrc code: JPI102001424
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Hail Leidenschaftlich!
track: The Legacy of Violet Evergarden
track: No Matter How Far
track: Automemories Doll Typing School
track: Hymn to the Sea Pt. 1
track: A Bond Between Sisters
track: The Spirit of Kazalli
track: Some Scars Never Fade
track: Debutante Waltz
track: Kingdom of Drossel Wedding March
track: Sometimes Dreams Come True
track: Debutante Waltz for Piano
track: Sunrise at the Shahar Observatory
track: On That Fateful Night
track: Oscar's Story
track: Dear Gilbert
track: For the Land That I Come From (Ctrigall Drinking Song)
track: Though Times May Change
track: Leiden Airshow Opening Ceremony
track: Bonded by Tragedy
track: Another Voice Calls Out
track: A Young Boy's Hope
track: Complicated Feelings
track: Brotherhood
track: Violet's Promise
track: Yuris' Confession
track: Hodgins' Request
track: As the Days Pass Us By
track: Hymn to the Sea Pt. 2
track: Beyond These Waves
track: After All These Years
track: The Hardships of Gilbert Bougainvillea
track: The Heart Quivers
track: Tears in the Rain
track: Her Soul Yearns
track: A Young Boy's Last Wish
track: His Final Breath
track: Live on for Me
track: After the Storm Comes a New Day
track: Violet's Final Letter
track: みちしるべ - Movie Version
track: Echo Through Eternity
track: Her Spirit Lives On
track: WILL - Movie Version
track: 未来のひとへ - Movie Version

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-11T02:47:24+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x2a022c8af3fe559bf5317d6cec2be009b892816166f898e3aab2fd82f3a9bf21

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953520

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/953520

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/2jdJnTtPmhzWpm8cpXOhSJ.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2jdJnTtPmhzWpm8cpXOhSJ

OTSTimestamp
type: PropertyValue
value: 2026-06-13T13:32:09Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x2a022c8af3fe559bf5317d6cec2be009b892816166f898e3aab2fd82f3a9bf21","isrc":"JPI102001424","name":"A New Era Begins","registered_at":"2026-06-11T02:47:24Z","spotify_id":"2jdJnTtPmhzWpm8cpXOhSJ","type":"track"}

OTSVerifyInstructions
type: PropertyValue
value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a022c8af3fe559bf5317d6cec2be009b892816166f898e3aab2fd82f3a9bf21. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2jdJnTtPmhzWpm8cpXOhSJ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2jdJnTtPmhzWpm8cpXOhSJ.
date published: 2026-06-13T13:32:09Z
text: {"copyright_id":"0x2a022c8af3fe559bf5317d6cec2be009b892816166f898e3aab2fd82f3a9bf21","isrc":"JPI102001424","name":"A New Era Begins","registered_at":"2026-06-11T02:47:24Z","spotify_id":"2jdJnTtPmhzWpm8cpXOhSJ","type":"track"}

Hail Leidenschaftlich!
type: MusicRecording
duration: PT4M3S
duration ms: 243053
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001430
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T04:36:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x377b1710a1a7818da5e3e9ad401e8f95355f9469c34a280263616661fc9ee16f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6XCbkjqgm7pAHTSvnGuKyK.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6XCbkjqgm7pAHTSvnGuKyK
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x377b1710a1a7818da5e3e9ad401e8f95355f9469c34a280263616661fc9ee16f","isrc":"JPI102001430","name":"Hail Leidenschaftlich!","registered_at":"2026-06-11T04:36:39Z","spotify_id":"6XCbkjqgm7pAHTSvnGuKyK","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x377b1710a1a7818da5e3e9ad401e8f95355f9469c34a280263616661fc9ee16f. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6XCbkjqgm7pAHTSvnGuKyK.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6XCbkjqgm7pAHTSvnGuKyK.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x377b1710a1a7818da5e3e9ad401e8f95355f9469c34a280263616661fc9ee16f","isrc":"JPI102001430","name":"Hail Leidenschaftlich!","registered_at":"2026-06-11T04:36:39Z","spotify_id":"6XCbkjqgm7pAHTSvnGuKyK","type":"track"}

The Legacy of Violet Evergarden
type: MusicRecording
duration: PT1M45S
duration ms: 105813
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001390
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T00:53:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x63e53d1cb43cc819dcaf4b3e1a4e6db50f9edd59a727225373beb7f91dc49a7a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5ngtM3bNMjNLS8WUbkTBFu.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5ngtM3bNMjNLS8WUbkTBFu
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x63e53d1cb43cc819dcaf4b3e1a4e6db50f9edd59a727225373beb7f91dc49a7a","isrc":"JPI102001390","name":"The Legacy of Violet Evergarden","registered_at":"2026-06-08T00:53:46Z","spotify_id":"5ngtM3bNMjNLS8WUbkTBFu","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63e53d1cb43cc819dcaf4b3e1a4e6db50f9edd59a727225373beb7f91dc49a7a. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5ngtM3bNMjNLS8WUbkTBFu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5ngtM3bNMjNLS8WUbkTBFu.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x63e53d1cb43cc819dcaf4b3e1a4e6db50f9edd59a727225373beb7f91dc49a7a","isrc":"JPI102001390","name":"The Legacy of Violet Evergarden","registered_at":"2026-06-08T00:53:46Z","spotify_id":"5ngtM3bNMjNLS8WUbkTBFu","type":"track"}

No Matter How Far
type: MusicRecording
duration: PT2M28S
duration ms: 148813
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001425
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T15:39:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x34f35442398c3ccffd663788c6bf51d5a2d406ba7d2337e61187b18dc300df7f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6NxwfnaK9GlhQPSaDZR39s.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6NxwfnaK9GlhQPSaDZR39s
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x34f35442398c3ccffd663788c6bf51d5a2d406ba7d2337e61187b18dc300df7f","isrc":"JPI102001425","name":"No Matter How Far","registered_at":"2026-06-10T15:39:30Z","spotify_id":"6NxwfnaK9GlhQPSaDZR39s","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34f35442398c3ccffd663788c6bf51d5a2d406ba7d2337e61187b18dc300df7f. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6NxwfnaK9GlhQPSaDZR39s.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6NxwfnaK9GlhQPSaDZR39s.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x34f35442398c3ccffd663788c6bf51d5a2d406ba7d2337e61187b18dc300df7f","isrc":"JPI102001425","name":"No Matter How Far","registered_at":"2026-06-10T15:39:30Z","spotify_id":"6NxwfnaK9GlhQPSaDZR39s","type":"track"}

Automemories Doll Typing School
type: MusicRecording
duration: PT4M5S
duration ms: 245066
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001431
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T15:34:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4e9c762ca96ba3dd9daf681ec123b17dc845d5f79e325ea68bf51dec0bc15f28
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6Gd1yA7tfwI608fOdfaLCP.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6Gd1yA7tfwI608fOdfaLCP
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4e9c762ca96ba3dd9daf681ec123b17dc845d5f79e325ea68bf51dec0bc15f28","isrc":"JPI102001431","name":"Automemories Doll Typing School","registered_at":"2026-06-10T15:34:09Z","spotify_id":"6Gd1yA7tfwI608fOdfaLCP","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e9c762ca96ba3dd9daf681ec123b17dc845d5f79e325ea68bf51dec0bc15f28. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6Gd1yA7tfwI608fOdfaLCP.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6Gd1yA7tfwI608fOdfaLCP.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x4e9c762ca96ba3dd9daf681ec123b17dc845d5f79e325ea68bf51dec0bc15f28","isrc":"JPI102001431","name":"Automemories Doll Typing School","registered_at":"2026-06-10T15:34:09Z","spotify_id":"6Gd1yA7tfwI608fOdfaLCP","type":"track"}

Hymn to the Sea Pt. 1
type: MusicRecording
duration: PT1M9S
duration ms: 69746
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001391
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T05:55:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8acce9de187ecc85adc84f4ce009a20e59905ebd838fb401e6c92bba25327470
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1G6U1zQFsGGEL3zO8E4InE.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1G6U1zQFsGGEL3zO8E4InE
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8acce9de187ecc85adc84f4ce009a20e59905ebd838fb401e6c92bba25327470","isrc":"JPI102001391","name":"Hymn to the Sea Pt. 1","registered_at":"2026-06-09T05:55:22Z","spotify_id":"1G6U1zQFsGGEL3zO8E4InE","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8acce9de187ecc85adc84f4ce009a20e59905ebd838fb401e6c92bba25327470. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1G6U1zQFsGGEL3zO8E4InE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1G6U1zQFsGGEL3zO8E4InE.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x8acce9de187ecc85adc84f4ce009a20e59905ebd838fb401e6c92bba25327470","isrc":"JPI102001391","name":"Hymn to the Sea Pt. 1","registered_at":"2026-06-09T05:55:22Z","spotify_id":"1G6U1zQFsGGEL3zO8E4InE","type":"track"}

A Bond Between Sisters
type: MusicRecording
duration: PT3M44S
duration ms: 224733
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001426
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T04:39:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5207c95a7b293160678fb037b7653c60e1f8494f24c75dc868f416847f870e38
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0UEGK3ebcCaDwNgzjxjH4Z.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0UEGK3ebcCaDwNgzjxjH4Z
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5207c95a7b293160678fb037b7653c60e1f8494f24c75dc868f416847f870e38","isrc":"JPI102001426","name":"A Bond Between Sisters","registered_at":"2026-06-11T04:39:05Z","spotify_id":"0UEGK3ebcCaDwNgzjxjH4Z","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5207c95a7b293160678fb037b7653c60e1f8494f24c75dc868f416847f870e38. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0UEGK3ebcCaDwNgzjxjH4Z.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0UEGK3ebcCaDwNgzjxjH4Z.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x5207c95a7b293160678fb037b7653c60e1f8494f24c75dc868f416847f870e38","isrc":"JPI102001426","name":"A Bond Between Sisters","registered_at":"2026-06-11T04:39:05Z","spotify_id":"0UEGK3ebcCaDwNgzjxjH4Z","type":"track"}

The Spirit of Kazalli
type: MusicRecording
duration: PT3M58S
duration ms: 238506
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001432
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T15:41:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x69a432b661cf3a3a148950f145a177ef871020df8a68946b88b8093f57bc34d0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3YgkF2Jd1XSgIQYFIRpJLP.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3YgkF2Jd1XSgIQYFIRpJLP
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x69a432b661cf3a3a148950f145a177ef871020df8a68946b88b8093f57bc34d0","isrc":"JPI102001432","name":"The Spirit of Kazalli","registered_at":"2026-06-09T15:41:16Z","spotify_id":"3YgkF2Jd1XSgIQYFIRpJLP","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69a432b661cf3a3a148950f145a177ef871020df8a68946b88b8093f57bc34d0. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3YgkF2Jd1XSgIQYFIRpJLP.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3YgkF2Jd1XSgIQYFIRpJLP.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x69a432b661cf3a3a148950f145a177ef871020df8a68946b88b8093f57bc34d0","isrc":"JPI102001432","name":"The Spirit of Kazalli","registered_at":"2026-06-09T15:41:16Z","spotify_id":"3YgkF2Jd1XSgIQYFIRpJLP","type":"track"}

Some Scars Never Fade
type: MusicRecording
duration: PT1M49S
duration ms: 109626
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001392
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T18:25:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9b53bbb55fa3ea1e9425d55c62423a1a01fec7dc18d7ed6741844fac003010ba
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5PbYwfbv18obbz5S34SqCu.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5PbYwfbv18obbz5S34SqCu
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9b53bbb55fa3ea1e9425d55c62423a1a01fec7dc18d7ed6741844fac003010ba","isrc":"JPI102001392","name":"Some Scars Never Fade","registered_at":"2026-06-08T18:25:22Z","spotify_id":"5PbYwfbv18obbz5S34SqCu","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b53bbb55fa3ea1e9425d55c62423a1a01fec7dc18d7ed6741844fac003010ba. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5PbYwfbv18obbz5S34SqCu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5PbYwfbv18obbz5S34SqCu.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x9b53bbb55fa3ea1e9425d55c62423a1a01fec7dc18d7ed6741844fac003010ba","isrc":"JPI102001392","name":"Some Scars Never Fade","registered_at":"2026-06-08T18:25:22Z","spotify_id":"5PbYwfbv18obbz5S34SqCu","type":"track"}

Debutante Waltz
type: MusicRecording
duration: PT2M0S
duration ms: 120800
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001427
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T10:38:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0d3e03780c9fa88ceeafcdb026aa88229664e2cb41c0a3c71268bc360df6683d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1pr3F2K7vWJykwO22Fol4d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1pr3F2K7vWJykwO22Fol4d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0d3e03780c9fa88ceeafcdb026aa88229664e2cb41c0a3c71268bc360df6683d","isrc":"JPI102001427","name":"Debutante Waltz","registered_at":"2026-06-08T10:38:39Z","spotify_id":"1pr3F2K7vWJykwO22Fol4d","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d3e03780c9fa88ceeafcdb026aa88229664e2cb41c0a3c71268bc360df6683d. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1pr3F2K7vWJykwO22Fol4d.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1pr3F2K7vWJykwO22Fol4d.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x0d3e03780c9fa88ceeafcdb026aa88229664e2cb41c0a3c71268bc360df6683d","isrc":"JPI102001427","name":"Debutante Waltz","registered_at":"2026-06-08T10:38:39Z","spotify_id":"1pr3F2K7vWJykwO22Fol4d","type":"track"}

Kingdom of Drossel Wedding March
type: MusicRecording
duration: PT4M13S
duration ms: 253506
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001433
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T04:33:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x985283b3fe1d0e242088f4062b54de0e26da4d3380ccff2803713dc0419bd3a1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/54UIXGzxpRDakQKJ8pOMuC.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/54UIXGzxpRDakQKJ8pOMuC
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x985283b3fe1d0e242088f4062b54de0e26da4d3380ccff2803713dc0419bd3a1","isrc":"JPI102001433","name":"Kingdom of Drossel Wedding March","registered_at":"2026-06-11T04:33:47Z","spotify_id":"54UIXGzxpRDakQKJ8pOMuC","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x985283b3fe1d0e242088f4062b54de0e26da4d3380ccff2803713dc0419bd3a1. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/54UIXGzxpRDakQKJ8pOMuC.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/54UIXGzxpRDakQKJ8pOMuC.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x985283b3fe1d0e242088f4062b54de0e26da4d3380ccff2803713dc0419bd3a1","isrc":"JPI102001433","name":"Kingdom of Drossel Wedding March","registered_at":"2026-06-11T04:33:47Z","spotify_id":"54UIXGzxpRDakQKJ8pOMuC","type":"track"}

Sometimes Dreams Come True
type: MusicRecording
duration: PT2M28S
duration ms: 148920
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001393
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T10:42:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4cbec6e84889b80b8756123e63d2b5cf0a97548da37ea876fd4acf6d8d5daaa8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/46PM50WP9cw4iP6uLm91XI.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/46PM50WP9cw4iP6uLm91XI
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4cbec6e84889b80b8756123e63d2b5cf0a97548da37ea876fd4acf6d8d5daaa8","isrc":"JPI102001393","name":"Sometimes Dreams Come True","registered_at":"2026-06-08T10:42:50Z","spotify_id":"46PM50WP9cw4iP6uLm91XI","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4cbec6e84889b80b8756123e63d2b5cf0a97548da37ea876fd4acf6d8d5daaa8. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/46PM50WP9cw4iP6uLm91XI.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/46PM50WP9cw4iP6uLm91XI.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x4cbec6e84889b80b8756123e63d2b5cf0a97548da37ea876fd4acf6d8d5daaa8","isrc":"JPI102001393","name":"Sometimes Dreams Come True","registered_at":"2026-06-08T10:42:50Z","spotify_id":"46PM50WP9cw4iP6uLm91XI","type":"track"}

Debutante Waltz for Piano
type: MusicRecording
duration: PT1M44S
duration ms: 104390
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001428
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T15:38:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x187f35896b5459905f894b9bff4a697e000860c01edb118548a76d2c771b5759
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0hBqj9IqpXa8V42Y2VQusq.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0hBqj9IqpXa8V42Y2VQusq
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x187f35896b5459905f894b9bff4a697e000860c01edb118548a76d2c771b5759","isrc":"JPI102001428","name":"Debutante Waltz for Piano","registered_at":"2026-06-09T15:38:41Z","spotify_id":"0hBqj9IqpXa8V42Y2VQusq","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x187f35896b5459905f894b9bff4a697e000860c01edb118548a76d2c771b5759. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0hBqj9IqpXa8V42Y2VQusq.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0hBqj9IqpXa8V42Y2VQusq.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x187f35896b5459905f894b9bff4a697e000860c01edb118548a76d2c771b5759","isrc":"JPI102001428","name":"Debutante Waltz for Piano","registered_at":"2026-06-09T15:38:41Z","spotify_id":"0hBqj9IqpXa8V42Y2VQusq","type":"track"}

Sunrise at the Shahar Observatory
type: MusicRecording
duration: PT4M31S
duration ms: 271960
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001434
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T04:45:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3c92aa28a52737694df72c5f7b04dfdba8b67316409cc7f96d9a7ca686091f8e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7wkiYUKJb67zeGaxefiiOq.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7wkiYUKJb67zeGaxefiiOq
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3c92aa28a52737694df72c5f7b04dfdba8b67316409cc7f96d9a7ca686091f8e","isrc":"JPI102001434","name":"Sunrise at the Shahar Observatory","registered_at":"2026-06-11T04:45:33Z","spotify_id":"7wkiYUKJb67zeGaxefiiOq","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c92aa28a52737694df72c5f7b04dfdba8b67316409cc7f96d9a7ca686091f8e. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7wkiYUKJb67zeGaxefiiOq.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7wkiYUKJb67zeGaxefiiOq.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x3c92aa28a52737694df72c5f7b04dfdba8b67316409cc7f96d9a7ca686091f8e","isrc":"JPI102001434","name":"Sunrise at the Shahar Observatory","registered_at":"2026-06-11T04:45:33Z","spotify_id":"7wkiYUKJb67zeGaxefiiOq","type":"track"}

On That Fateful Night
type: MusicRecording
duration: PT1M45S
duration ms: 105840
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001394
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T06:14:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd925e016230972a25014400f0a83d17c5c139b9ab04fc7807cd2c15d61fb9630
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1xbwK7bmeuMBlNrzbJnLST.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1xbwK7bmeuMBlNrzbJnLST
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd925e016230972a25014400f0a83d17c5c139b9ab04fc7807cd2c15d61fb9630","isrc":"JPI102001394","name":"On That Fateful Night","registered_at":"2026-06-07T06:14:42Z","spotify_id":"1xbwK7bmeuMBlNrzbJnLST","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd925e016230972a25014400f0a83d17c5c139b9ab04fc7807cd2c15d61fb9630. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1xbwK7bmeuMBlNrzbJnLST.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1xbwK7bmeuMBlNrzbJnLST.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xd925e016230972a25014400f0a83d17c5c139b9ab04fc7807cd2c15d61fb9630","isrc":"JPI102001394","name":"On That Fateful Night","registered_at":"2026-06-07T06:14:42Z","spotify_id":"1xbwK7bmeuMBlNrzbJnLST","type":"track"}

Oscar's Story
type: MusicRecording
duration: PT4M20S
duration ms: 260480
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001435
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T21:03:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x82e4a37873f95b318e0d6d43723097256a8d680dcfbcfe83f70472f1c02f43a7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/12EZlftBcIvzb6BbZw7pci.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/12EZlftBcIvzb6BbZw7pci
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x82e4a37873f95b318e0d6d43723097256a8d680dcfbcfe83f70472f1c02f43a7","isrc":"JPI102001435","name":"Oscar's Story","registered_at":"2026-06-17T21:03:09Z","spotify_id":"12EZlftBcIvzb6BbZw7pci","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x82e4a37873f95b318e0d6d43723097256a8d680dcfbcfe83f70472f1c02f43a7. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/12EZlftBcIvzb6BbZw7pci.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/12EZlftBcIvzb6BbZw7pci.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0x82e4a37873f95b318e0d6d43723097256a8d680dcfbcfe83f70472f1c02f43a7","isrc":"JPI102001435","name":"Oscar's Story","registered_at":"2026-06-17T21:03:09Z","spotify_id":"12EZlftBcIvzb6BbZw7pci","type":"track"}

Dear Gilbert
type: MusicRecording
duration: PT1M11S
duration ms: 71653
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001395
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T18:44:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x888a8c7cc8b1edfe1ba0fe50f49538018b93a586658b8115dd4ec4031422d6c1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5n7TCTYv1kRItHicltB79G.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5n7TCTYv1kRItHicltB79G
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x888a8c7cc8b1edfe1ba0fe50f49538018b93a586658b8115dd4ec4031422d6c1","isrc":"JPI102001395","name":"Dear Gilbert","registered_at":"2026-06-07T18:44:21Z","spotify_id":"5n7TCTYv1kRItHicltB79G","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x888a8c7cc8b1edfe1ba0fe50f49538018b93a586658b8115dd4ec4031422d6c1. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5n7TCTYv1kRItHicltB79G.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5n7TCTYv1kRItHicltB79G.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x888a8c7cc8b1edfe1ba0fe50f49538018b93a586658b8115dd4ec4031422d6c1","isrc":"JPI102001395","name":"Dear Gilbert","registered_at":"2026-06-07T18:44:21Z","spotify_id":"5n7TCTYv1kRItHicltB79G","type":"track"}

For the Land That I Come From (Ctrigall Drinking Song)
type: MusicRecording
duration: PT4M2S
duration ms: 242693
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001436
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T21:02:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x15fd44256d527920f01c5fac41fae2ebb13b1e30299143652e62b411fded5b91
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6zUnUVvbA8xv5Y80OJKjxP.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6zUnUVvbA8xv5Y80OJKjxP
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x15fd44256d527920f01c5fac41fae2ebb13b1e30299143652e62b411fded5b91","isrc":"JPI102001436","name":"For the Land That I Come From (Ctrigall Drinking Song)","registered_at":"2026-06-17T21:02:47Z","spotify_id":"6zUnUVvbA8xv5Y80OJKjxP","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x15fd44256d527920f01c5fac41fae2ebb13b1e30299143652e62b411fded5b91. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6zUnUVvbA8xv5Y80OJKjxP.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6zUnUVvbA8xv5Y80OJKjxP.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0x15fd44256d527920f01c5fac41fae2ebb13b1e30299143652e62b411fded5b91","isrc":"JPI102001436","name":"For the Land That I Come From (Ctrigall Drinking Song)","registered_at":"2026-06-17T21:02:47Z","spotify_id":"6zUnUVvbA8xv5Y80OJKjxP","type":"track"}

Though Times May Change
type: MusicRecording
duration: PT1M11S
duration ms: 71266
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001396
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T14:40:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4fef55e7ccb2293b4d4884cd90b9c5c131a1b3a3e7d99f5a16b9565375de0628
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2scFmOzjF9hKnemt8mdJqJ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2scFmOzjF9hKnemt8mdJqJ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4fef55e7ccb2293b4d4884cd90b9c5c131a1b3a3e7d99f5a16b9565375de0628","isrc":"JPI102001396","name":"Though Times May Change","registered_at":"2026-06-09T14:40:22Z","spotify_id":"2scFmOzjF9hKnemt8mdJqJ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4fef55e7ccb2293b4d4884cd90b9c5c131a1b3a3e7d99f5a16b9565375de0628. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2scFmOzjF9hKnemt8mdJqJ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2scFmOzjF9hKnemt8mdJqJ.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x4fef55e7ccb2293b4d4884cd90b9c5c131a1b3a3e7d99f5a16b9565375de0628","isrc":"JPI102001396","name":"Though Times May Change","registered_at":"2026-06-09T14:40:22Z","spotify_id":"2scFmOzjF9hKnemt8mdJqJ","type":"track"}

Leiden Airshow Opening Ceremony
type: MusicRecording
duration: PT4M14S
duration ms: 254746
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001437
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1FznXNXO60HN6i4C19g6kL.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1FznXNXO60HN6i4C19g6kL
additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x12caeacf22856bbf0325b3c40acba497e916c6324a6462ed449d3573104c54cd. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1FznXNXO60HN6i4C19g6kL.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1FznXNXO60HN6i4C19g6kL.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0x12caeacf22856bbf0325b3c40acba497e916c6324a6462ed449d3573104c54cd","isrc":"JPI102001437","name":"Leiden Airshow Opening Ceremony","registered_at":"2026-06-17T21:02:55Z","spotify_id":"1FznXNXO60HN6i4C19g6kL","type":"track"}

Bonded by Tragedy
type: MusicRecording
duration: PT1M47S
duration ms: 107826
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001397
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x918754b4f1a0e8fc1f9e2dc797e9693bd3fe5a637ebf8c6c16b73b902e939d2e
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953515
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3KR2FQlFPIUUuUpeIqGZ3t.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3KR2FQlFPIUUuUpeIqGZ3t
additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x918754b4f1a0e8fc1f9e2dc797e9693bd3fe5a637ebf8c6c16b73b902e939d2e. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3KR2FQlFPIUUuUpeIqGZ3t.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3KR2FQlFPIUUuUpeIqGZ3t.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0x918754b4f1a0e8fc1f9e2dc797e9693bd3fe5a637ebf8c6c16b73b902e939d2e","isrc":"JPI102001397","name":"Bonded by Tragedy","registered_at":"2026-06-07T12:18:33Z","spotify_id":"3KR2FQlFPIUUuUpeIqGZ3t","type":"track"}

Another Voice Calls Out
type: MusicRecording
duration: PT1M26S
duration ms: 86400
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001398
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0xd82cd5580ace7ec8e690ebefa450c3467b136f901d4f4d3b98ec5f7bf33c3ce0
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3gm1I8E4TKBwCtGUv84kkg.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3gm1I8E4TKBwCtGUv84kkg
additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd82cd5580ace7ec8e690ebefa450c3467b136f901d4f4d3b98ec5f7bf33c3ce0. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3gm1I8E4TKBwCtGUv84kkg.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3gm1I8E4TKBwCtGUv84kkg.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xd82cd5580ace7ec8e690ebefa450c3467b136f901d4f4d3b98ec5f7bf33c3ce0","isrc":"JPI102001398","name":"Another Voice Calls Out","registered_at":"2026-06-07T18:46:22Z","spotify_id":"3gm1I8E4TKBwCtGUv84kkg","type":"track"}

A Young Boy's Hope
type: MusicRecording
duration: PT2M10S
duration ms: 130320
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001399
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T06:06:22+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x6a6071d8dd0e57fcfae2a1a28b50e13356672a10da11ec043922df770dad9296
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3kXuH6sfA5qtXOJc0v4ULe.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3kXuH6sfA5qtXOJc0v4ULe
additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a6071d8dd0e57fcfae2a1a28b50e13356672a10da11ec043922df770dad9296. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3kXuH6sfA5qtXOJc0v4ULe.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3kXuH6sfA5qtXOJc0v4ULe.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x6a6071d8dd0e57fcfae2a1a28b50e13356672a10da11ec043922df770dad9296","isrc":"JPI102001399","name":"A Young Boy's Hope","registered_at":"2026-06-09T06:06:22Z","spotify_id":"3kXuH6sfA5qtXOJc0v4ULe","type":"track"}

Complicated Feelings
type: MusicRecording
duration: PT2M17S
duration ms: 137360
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001400
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T15:41:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbc4f990be7d1cf4b4266956918cb679b686656710efd54001d7092a5d3205e1b
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5W6cRobQz9oxRPIBd40bJh.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5W6cRobQz9oxRPIBd40bJh
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbc4f990be7d1cf4b4266956918cb679b686656710efd54001d7092a5d3205e1b","isrc":"JPI102001400","name":"Complicated Feelings","registered_at":"2026-06-09T15:41:12Z","spotify_id":"5W6cRobQz9oxRPIBd40bJh","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc4f990be7d1cf4b4266956918cb679b686656710efd54001d7092a5d3205e1b. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5W6cRobQz9oxRPIBd40bJh.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5W6cRobQz9oxRPIBd40bJh.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xbc4f990be7d1cf4b4266956918cb679b686656710efd54001d7092a5d3205e1b","isrc":"JPI102001400","name":"Complicated Feelings","registered_at":"2026-06-09T15:41:12Z","spotify_id":"5W6cRobQz9oxRPIBd40bJh","type":"track"}

Brotherhood
type: MusicRecording
duration: PT2M20S
duration ms: 140933
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001401
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T00:56:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe7f6b2733b6ef7155633dd7551df930afc03b3b5e1d825b4069bd22a4a79ace2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/31jA9dA2Ut1UcYKm9ZYqLN.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/31jA9dA2Ut1UcYKm9ZYqLN
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7f6b2733b6ef7155633dd7551df930afc03b3b5e1d825b4069bd22a4a79ace2. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/31jA9dA2Ut1UcYKm9ZYqLN.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/31jA9dA2Ut1UcYKm9ZYqLN.
  date published: 2026-06-13T13:32:09Z

Violet's Promise
type: MusicRecording
duration: PT2M30S
duration ms: 150493
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001402
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T06:06:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9b39be4725a0a9e1a4681e71e8df517209ffbbc6fb3080ae02b9822252782859
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4QXo598xJcEklMR4FndJ4K.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4QXo598xJcEklMR4FndJ4K
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9b39be4725a0a9e1a4681e71e8df517209ffbbc6fb3080ae02b9822252782859","isrc":"JPI102001402","name":"Violet's Promise","registered_at":"2026-06-09T06:06:22Z","spotify_id":"4QXo598xJcEklMR4FndJ4K","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b39be4725a0a9e1a4681e71e8df517209ffbbc6fb3080ae02b9822252782859. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4QXo598xJcEklMR4FndJ4K.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4QXo598xJcEklMR4FndJ4K.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x9b39be4725a0a9e1a4681e71e8df517209ffbbc6fb3080ae02b9822252782859","isrc":"JPI102001402","name":"Violet's Promise","registered_at":"2026-06-09T06:06:22Z","spotify_id":"4QXo598xJcEklMR4FndJ4K","type":"track"}

Yuris' Confession
type: MusicRecording
duration: PT1M50S
duration ms: 110240
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001403
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T15:37:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x243f3f5970dd75b4cde4e2dc45931832dc3851e71511fb6ac6f798ac4453cdfd
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4UGmCMorGWkCoxeEPS0rhD.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4UGmCMorGWkCoxeEPS0rhD
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x243f3f5970dd75b4cde4e2dc45931832dc3851e71511fb6ac6f798ac4453cdfd. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4UGmCMorGWkCoxeEPS0rhD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4UGmCMorGWkCoxeEPS0rhD.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x243f3f5970dd75b4cde4e2dc45931832dc3851e71511fb6ac6f798ac4453cdfd","isrc":"JPI102001403","name":"Yuris' Confession","registered_at":"2026-06-09T15:37:35Z","spotify_id":"4UGmCMorGWkCoxeEPS0rhD","type":"track"}

Hodgins' Request
type: MusicRecording
duration: PT1M24S
duration ms: 84026
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001404
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T04:39:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa32312eb1ddf5e0740adeb17d981725feb2fd313f1346d5716d49f98b1862524
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5fFS8XTltQDD2o4bOVavdE.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5fFS8XTltQDD2o4bOVavdE
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa32312eb1ddf5e0740adeb17d981725feb2fd313f1346d5716d49f98b1862524","isrc":"JPI102001404","name":"Hodgins' Request","registered_at":"2026-06-11T04:39:11Z","spotify_id":"5fFS8XTltQDD2o4bOVavdE","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa32312eb1ddf5e0740adeb17d981725feb2fd313f1346d5716d49f98b1862524. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5fFS8XTltQDD2o4bOVavdE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5fFS8XTltQDD2o4bOVavdE.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xa32312eb1ddf5e0740adeb17d981725feb2fd313f1346d5716d49f98b1862524","isrc":"JPI102001404","name":"Hodgins' Request","registered_at":"2026-06-11T04:39:11Z","spotify_id":"5fFS8XTltQDD2o4bOVavdE","type":"track"}

As the Days Pass Us By
type: MusicRecording
duration: PT1M41S
duration ms: 101040
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001405
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T15:36:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x63536c8601ed41b4cd0676ec4bbcb86540652d24cecdbea034abc26fb073f0f7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5bHxjBjSd8FXqKpYCHnnwF.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5bHxjBjSd8FXqKpYCHnnwF
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x63536c8601ed41b4cd0676ec4bbcb86540652d24cecdbea034abc26fb073f0f7","isrc":"JPI102001405","name":"As the Days Pass Us By","registered_at":"2026-06-09T15:36:47Z","spotify_id":"5bHxjBjSd8FXqKpYCHnnwF","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63536c8601ed41b4cd0676ec4bbcb86540652d24cecdbea034abc26fb073f0f7. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5bHxjBjSd8FXqKpYCHnnwF.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5bHxjBjSd8FXqKpYCHnnwF.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x63536c8601ed41b4cd0676ec4bbcb86540652d24cecdbea034abc26fb073f0f7","isrc":"JPI102001405","name":"As the Days Pass Us By","registered_at":"2026-06-09T15:36:47Z","spotify_id":"5bHxjBjSd8FXqKpYCHnnwF","type":"track"}

Hymn to the Sea Pt. 2
type: MusicRecording
duration: PT1M14S
duration ms: 74986
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001406
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T01:57:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0c4942617a70b04441cef163bf42a0b00ea9b0509d703713b60fc4857b6ff94f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5UAx2dzGUVZwzt9vfHd1Tj.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5UAx2dzGUVZwzt9vfHd1Tj
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0c4942617a70b04441cef163bf42a0b00ea9b0509d703713b60fc4857b6ff94f","isrc":"JPI102001406","name":"Hymn to the Sea Pt. 2","registered_at":"2026-06-10T01:57:39Z","spotify_id":"5UAx2dzGUVZwzt9vfHd1Tj","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0c4942617a70b04441cef163bf42a0b00ea9b0509d703713b60fc4857b6ff94f. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5UAx2dzGUVZwzt9vfHd1Tj.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5UAx2dzGUVZwzt9vfHd1Tj.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x0c4942617a70b04441cef163bf42a0b00ea9b0509d703713b60fc4857b6ff94f","isrc":"JPI102001406","name":"Hymn to the Sea Pt. 2","registered_at":"2026-06-10T01:57:39Z","spotify_id":"5UAx2dzGUVZwzt9vfHd1Tj","type":"track"}

Beyond These Waves
type: MusicRecording
duration: PT1M32S
duration ms: 92200
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001407
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T18:22:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6d5a9e1cff7e14a5e5901e5205773d7c79cb4e732d0c29f4ee3c4af21fd9470f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5ElP4EZwOCNf9utiTUrMWH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5ElP4EZwOCNf9utiTUrMWH
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6d5a9e1cff7e14a5e5901e5205773d7c79cb4e732d0c29f4ee3c4af21fd9470f","isrc":"JPI102001407","name":"Beyond These Waves","registered_at":"2026-06-08T18:22:47Z","spotify_id":"5ElP4EZwOCNf9utiTUrMWH","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d5a9e1cff7e14a5e5901e5205773d7c79cb4e732d0c29f4ee3c4af21fd9470f. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5ElP4EZwOCNf9utiTUrMWH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5ElP4EZwOCNf9utiTUrMWH.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x6d5a9e1cff7e14a5e5901e5205773d7c79cb4e732d0c29f4ee3c4af21fd9470f","isrc":"JPI102001407","name":"Beyond These Waves","registered_at":"2026-06-08T18:22:47Z","spotify_id":"5ElP4EZwOCNf9utiTUrMWH","type":"track"}

After All These Years
type: MusicRecording
duration: PT1M53S
duration ms: 113506
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001408
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T05:59:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1b8b1a04ec06a03074e48ce7eb767daca8fadc09e10266f42601db0048e38248
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5wjTXUvJ0qNNAGrGMjAPXa.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5wjTXUvJ0qNNAGrGMjAPXa
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1b8b1a04ec06a03074e48ce7eb767daca8fadc09e10266f42601db0048e38248","isrc":"JPI102001408","name":"After All These Years","registered_at":"2026-06-09T05:59:28Z","spotify_id":"5wjTXUvJ0qNNAGrGMjAPXa","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b8b1a04ec06a03074e48ce7eb767daca8fadc09e10266f42601db0048e38248. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5wjTXUvJ0qNNAGrGMjAPXa.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5wjTXUvJ0qNNAGrGMjAPXa.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x1b8b1a04ec06a03074e48ce7eb767daca8fadc09e10266f42601db0048e38248","isrc":"JPI102001408","name":"After All These Years","registered_at":"2026-06-09T05:59:28Z","spotify_id":"5wjTXUvJ0qNNAGrGMjAPXa","type":"track"}

The Hardships of Gilbert Bougainvillea
type: MusicRecording
duration: PT2M55S
duration ms: 175692
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001409
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T15:37:07+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x632e2365aef4c971f95820ff17fb80e4211619d924a487adf76cf40ccb1af783
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5PDJydDKg6nvhZyDGSWcPf.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5PDJydDKg6nvhZyDGSWcPf
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x632e2365aef4c971f95820ff17fb80e4211619d924a487adf76cf40ccb1af783","isrc":"JPI102001409","name":"The Hardships of Gilbert Bougainvillea","registered_at":"2026-06-09T15:37:07Z","spotify_id":"5PDJydDKg6nvhZyDGSWcPf","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x632e2365aef4c971f95820ff17fb80e4211619d924a487adf76cf40ccb1af783. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5PDJydDKg6nvhZyDGSWcPf.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5PDJydDKg6nvhZyDGSWcPf.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x632e2365aef4c971f95820ff17fb80e4211619d924a487adf76cf40ccb1af783","isrc":"JPI102001409","name":"The Hardships of Gilbert Bougainvillea","registered_at":"2026-06-09T15:37:07Z","spotify_id":"5PDJydDKg6nvhZyDGSWcPf","type":"track"}

The Heart Quivers
type: MusicRecording
duration: PT2M20S
duration ms: 140093
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001410
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T02:08:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbb7cf4cd6cde9680d33ffe06eac656ca47b09fb5530ad0d63cb1c4fd62bde69d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2T9Ye9lj1q8o7mn1A7c8iU.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2T9Ye9lj1q8o7mn1A7c8iU
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbb7cf4cd6cde9680d33ffe06eac656ca47b09fb5530ad0d63cb1c4fd62bde69d","isrc":"JPI102001410","name":"The Heart Quivers","registered_at":"2026-06-10T02:08:13Z","spotify_id":"2T9Ye9lj1q8o7mn1A7c8iU","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb7cf4cd6cde9680d33ffe06eac656ca47b09fb5530ad0d63cb1c4fd62bde69d. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2T9Ye9lj1q8o7mn1A7c8iU.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2T9Ye9lj1q8o7mn1A7c8iU.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xbb7cf4cd6cde9680d33ffe06eac656ca47b09fb5530ad0d63cb1c4fd62bde69d","isrc":"JPI102001410","name":"The Heart Quivers","registered_at":"2026-06-10T02:08:13Z","spotify_id":"2T9Ye9lj1q8o7mn1A7c8iU","type":"track"}

Tears in the Rain
type: MusicRecording
duration: PT3M44S
duration ms: 224600
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001411
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T22:31:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x934013ef1d7fa4ed137584493969699218a6f630fa1bb527eca809dd5a26891d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953515
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1qpD1rB1SCPz8AxdLkfAiQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1qpD1rB1SCPz8AxdLkfAiQ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x934013ef1d7fa4ed137584493969699218a6f630fa1bb527eca809dd5a26891d","isrc":"JPI102001411","name":"Tears in the Rain","registered_at":"2026-06-06T22:31:28Z","spotify_id":"1qpD1rB1SCPz8AxdLkfAiQ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x934013ef1d7fa4ed137584493969699218a6f630fa1bb527eca809dd5a26891d. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1qpD1rB1SCPz8AxdLkfAiQ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1qpD1rB1SCPz8AxdLkfAiQ.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0x934013ef1d7fa4ed137584493969699218a6f630fa1bb527eca809dd5a26891d","isrc":"JPI102001411","name":"Tears in the Rain","registered_at":"2026-06-06T22:31:28Z","spotify_id":"1qpD1rB1SCPz8AxdLkfAiQ","type":"track"}

Her Soul Yearns
type: MusicRecording
duration: PT1M0S
duration ms: 60173
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001412
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T00:56:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1b792bc484b7e201554cdaab8f57f7c5ebb47c423afc4573edb870f0af6666ba
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3EMMOnyNZnBe7hGVRbNVYw.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3EMMOnyNZnBe7hGVRbNVYw
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1b792bc484b7e201554cdaab8f57f7c5ebb47c423afc4573edb870f0af6666ba","isrc":"JPI102001412","name":"Her Soul Yearns","registered_at":"2026-06-10T00:56:08Z","spotify_id":"3EMMOnyNZnBe7hGVRbNVYw","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b792bc484b7e201554cdaab8f57f7c5ebb47c423afc4573edb870f0af6666ba. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3EMMOnyNZnBe7hGVRbNVYw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3EMMOnyNZnBe7hGVRbNVYw.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x1b792bc484b7e201554cdaab8f57f7c5ebb47c423afc4573edb870f0af6666ba","isrc":"JPI102001412","name":"Her Soul Yearns","registered_at":"2026-06-10T00:56:08Z","spotify_id":"3EMMOnyNZnBe7hGVRbNVYw","type":"track"}

A Young Boy's Last Wish
type: MusicRecording
duration: PT2M28S
duration ms: 148053
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001413
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T02:08:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x67c0997d3fefb8289d507afe2bfb3543caec25b2e9fc26077e7adff85fd1d0de
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/62amrX6TEV8Thx1tibrTS2.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/62amrX6TEV8Thx1tibrTS2
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x67c0997d3fefb8289d507afe2bfb3543caec25b2e9fc26077e7adff85fd1d0de","isrc":"JPI102001413","name":"A Young Boy's Last Wish","registered_at":"2026-06-10T02:08:43Z","spotify_id":"62amrX6TEV8Thx1tibrTS2","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x67c0997d3fefb8289d507afe2bfb3543caec25b2e9fc26077e7adff85fd1d0de. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/62amrX6TEV8Thx1tibrTS2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/62amrX6TEV8Thx1tibrTS2.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x67c0997d3fefb8289d507afe2bfb3543caec25b2e9fc26077e7adff85fd1d0de","isrc":"JPI102001413","name":"A Young Boy's Last Wish","registered_at":"2026-06-10T02:08:43Z","spotify_id":"62amrX6TEV8Thx1tibrTS2","type":"track"}

His Final Breath
type: MusicRecording
duration: PT3M19S
duration ms: 199773
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001414
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T17:28:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x65bf10afdcb3083f931dd11af87da20793aee956b4d12b0db9ce70e196c3c06a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7xHOcwifHSr5QElemq1ksv.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7xHOcwifHSr5QElemq1ksv
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x65bf10afdcb3083f931dd11af87da20793aee956b4d12b0db9ce70e196c3c06a","isrc":"JPI102001414","name":"His Final Breath","registered_at":"2026-06-08T17:28:22Z","spotify_id":"7xHOcwifHSr5QElemq1ksv","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65bf10afdcb3083f931dd11af87da20793aee956b4d12b0db9ce70e196c3c06a. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7xHOcwifHSr5QElemq1ksv.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7xHOcwifHSr5QElemq1ksv.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x65bf10afdcb3083f931dd11af87da20793aee956b4d12b0db9ce70e196c3c06a","isrc":"JPI102001414","name":"His Final Breath","registered_at":"2026-06-08T17:28:22Z","spotify_id":"7xHOcwifHSr5QElemq1ksv","type":"track"}

Live on for Me
type: MusicRecording
duration: PT2M12S
duration ms: 132800
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001415
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T06:03:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa07af56ebeb8e9d1b9b5311848a4b9300f536e663c7459195acbfc310c97eae9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6XTHiFwzI068TLGrJO0Yx2.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6XTHiFwzI068TLGrJO0Yx2
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa07af56ebeb8e9d1b9b5311848a4b9300f536e663c7459195acbfc310c97eae9","isrc":"JPI102001415","name":"Live on for Me","registered_at":"2026-06-09T06:03:21Z","spotify_id":"6XTHiFwzI068TLGrJO0Yx2","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa07af56ebeb8e9d1b9b5311848a4b9300f536e663c7459195acbfc310c97eae9. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6XTHiFwzI068TLGrJO0Yx2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6XTHiFwzI068TLGrJO0Yx2.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xa07af56ebeb8e9d1b9b5311848a4b9300f536e663c7459195acbfc310c97eae9","isrc":"JPI102001415","name":"Live on for Me","registered_at":"2026-06-09T06:03:21Z","spotify_id":"6XTHiFwzI068TLGrJO0Yx2","type":"track"}

After the Storm Comes a New Day
type: MusicRecording
duration: PT2M12S
duration ms: 132866
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001416
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T18:22:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4799fbf2a87e1c0316a94c4f9e723d6fd8ee6b8444b6d487247f29b631279501
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3NyGGLdIJebSO6EHX5gwzs.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3NyGGLdIJebSO6EHX5gwzs
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4799fbf2a87e1c0316a94c4f9e723d6fd8ee6b8444b6d487247f29b631279501","isrc":"JPI102001416","name":"After the Storm Comes a New Day","registered_at":"2026-06-08T18:22:11Z","spotify_id":"3NyGGLdIJebSO6EHX5gwzs","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4799fbf2a87e1c0316a94c4f9e723d6fd8ee6b8444b6d487247f29b631279501. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3NyGGLdIJebSO6EHX5gwzs.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3NyGGLdIJebSO6EHX5gwzs.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x4799fbf2a87e1c0316a94c4f9e723d6fd8ee6b8444b6d487247f29b631279501","isrc":"JPI102001416","name":"After the Storm Comes a New Day","registered_at":"2026-06-08T18:22:11Z","spotify_id":"3NyGGLdIJebSO6EHX5gwzs","type":"track"}

Violet's Final Letter
type: MusicRecording
duration: PT2M17S
duration ms: 137146
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001417
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T06:21:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5d2863dd371be26ac86bb8f18dad3b36f657f399ee4de8c3c0efc8ebda39a647
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0AEOnhLgSaDNNl7Bzylo9e.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0AEOnhLgSaDNNl7Bzylo9e
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5d2863dd371be26ac86bb8f18dad3b36f657f399ee4de8c3c0efc8ebda39a647","isrc":"JPI102001417","name":"Violet's Final Letter","registered_at":"2026-06-07T06:21:24Z","spotify_id":"0AEOnhLgSaDNNl7Bzylo9e","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d2863dd371be26ac86bb8f18dad3b36f657f399ee4de8c3c0efc8ebda39a647. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0AEOnhLgSaDNNl7Bzylo9e.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0AEOnhLgSaDNNl7Bzylo9e.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x5d2863dd371be26ac86bb8f18dad3b36f657f399ee4de8c3c0efc8ebda39a647","isrc":"JPI102001417","name":"Violet's Final Letter","registered_at":"2026-06-07T06:21:24Z","spotify_id":"0AEOnhLgSaDNNl7Bzylo9e","type":"track"}

みちしるべ - Movie Version
type: MusicRecording
duration: PT4M10S
duration ms: 250533
explicit: false
by artist: 茅原実里
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001418
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T20:48:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x75ddaae0629331fe2a142936fd5cd8381e96404eac2e7308b4d1634cb6a2dc8b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6XNagv9HTOxCI55BNNcY8C.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6XNagv9HTOxCI55BNNcY8C
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x75ddaae0629331fe2a142936fd5cd8381e96404eac2e7308b4d1634cb6a2dc8b","isrc":"JPI102001418","name":"みちしるべ - Movie Version","registered_at":"2026-06-05T20:48:20Z","spotify_id":"6XNagv9HTOxCI55BNNcY8C","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75ddaae0629331fe2a142936fd5cd8381e96404eac2e7308b4d1634cb6a2dc8b. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6XNagv9HTOxCI55BNNcY8C.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6XNagv9HTOxCI55BNNcY8C.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x75ddaae0629331fe2a142936fd5cd8381e96404eac2e7308b4d1634cb6a2dc8b","isrc":"JPI102001418","name":"みちしるべ - Movie Version","registered_at":"2026-06-05T20:48:20Z","spotify_id":"6XNagv9HTOxCI55BNNcY8C","type":"track"}

Echo Through Eternity
type: MusicRecording
duration: PT3M16S
duration ms: 196373
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001419
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T10:41:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc8fcc7be495b180178664c7df080067ce74e941ea5c6e68cd7b96c7093705f33
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5qyRrj2TkVGZJkKKFIdWub.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5qyRrj2TkVGZJkKKFIdWub
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc8fcc7be495b180178664c7df080067ce74e941ea5c6e68cd7b96c7093705f33","isrc":"JPI102001419","name":"Echo Through Eternity","registered_at":"2026-06-08T10:41:10Z","spotify_id":"5qyRrj2TkVGZJkKKFIdWub","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc8fcc7be495b180178664c7df080067ce74e941ea5c6e68cd7b96c7093705f33. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5qyRrj2TkVGZJkKKFIdWub.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5qyRrj2TkVGZJkKKFIdWub.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xc8fcc7be495b180178664c7df080067ce74e941ea5c6e68cd7b96c7093705f33","isrc":"JPI102001419","name":"Echo Through Eternity","registered_at":"2026-06-08T10:41:10Z","spotify_id":"5qyRrj2TkVGZJkKKFIdWub","type":"track"}

Her Spirit Lives On
type: MusicRecording
duration: PT3M16S
duration ms: 196986
explicit: false
by artist: Evan Call
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001420
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T05:58:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4743b254d1d09e2b9d0e52188ba36bde6135bdf37ec724dbc9483cdd63342bea
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3LeQtHGOpICpX0xWoUjWyx.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3LeQtHGOpICpX0xWoUjWyx
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4743b254d1d09e2b9d0e52188ba36bde6135bdf37ec724dbc9483cdd63342bea","isrc":"JPI102001420","name":"Her Spirit Lives On","registered_at":"2026-06-09T05:58:15Z","spotify_id":"3LeQtHGOpICpX0xWoUjWyx","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4743b254d1d09e2b9d0e52188ba36bde6135bdf37ec724dbc9483cdd63342bea. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3LeQtHGOpICpX0xWoUjWyx.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3LeQtHGOpICpX0xWoUjWyx.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x4743b254d1d09e2b9d0e52188ba36bde6135bdf37ec724dbc9483cdd63342bea","isrc":"JPI102001420","name":"Her Spirit Lives On","registered_at":"2026-06-09T05:58:15Z","spotify_id":"3LeQtHGOpICpX0xWoUjWyx","type":"track"}

WILL - Movie Version
type: MusicRecording
duration: PT3M26S
duration ms: 206053
explicit: false
by artist: TRUE
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001421
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T15:33:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xffeb330c1955edf7d1c6ff720559ecc9145b674e6097447d72ac06e551b39fa7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0GozTFW3b96iu1vv4Ggv9Q.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0GozTFW3b96iu1vv4Ggv9Q
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xffeb330c1955edf7d1c6ff720559ecc9145b674e6097447d72ac06e551b39fa7","isrc":"JPI102001421","name":"WILL - Movie Version","registered_at":"2026-06-09T15:33:08Z","spotify_id":"0GozTFW3b96iu1vv4Ggv9Q","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xffeb330c1955edf7d1c6ff720559ecc9145b674e6097447d72ac06e551b39fa7. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0GozTFW3b96iu1vv4Ggv9Q.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0GozTFW3b96iu1vv4Ggv9Q.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xffeb330c1955edf7d1c6ff720559ecc9145b674e6097447d72ac06e551b39fa7","isrc":"JPI102001421","name":"WILL - Movie Version","registered_at":"2026-06-09T15:33:08Z","spotify_id":"0GozTFW3b96iu1vv4Ggv9Q","type":"track"}

未来のひとへ - Movie Version
type: MusicRecording
duration: PT3M47S
duration ms: 227720
explicit: false
by artist: TRUE
in album: VIOLET EVERGARDEN: Echo Through Eternity
  type: MusicAlbum
  date published: 2020-10-21
isrc code: JPI102001422
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T15:44:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8124004f9d09bfaccab4dc4b9bdaf443ff7f68ccce9ea45aaa35deca585522d8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1ErjD6VY9c4QwMoRSbRgrZ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1ErjD6VY9c4QwMoRSbRgrZ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8124004f9d09bfaccab4dc4b9bdaf443ff7f68ccce9ea45aaa35deca585522d8","isrc":"JPI102001422","name":"未来のひとへ - Movie Version","registered_at":"2026-06-09T15:44:48Z","spotify_id":"1ErjD6VY9c4QwMoRSbRgrZ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8124004f9d09bfaccab4dc4b9bdaf443ff7f68ccce9ea45aaa35deca585522d8. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1ErjD6VY9c4QwMoRSbRgrZ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1ErjD6VY9c4QwMoRSbRgrZ.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x8124004f9d09bfaccab4dc4b9bdaf443ff7f68ccce9ea45aaa35deca585522d8","isrc":"JPI102001422","name":"未来のひとへ - Movie Version","registered_at":"2026-06-09T15:44:48Z","spotify_id":"1ErjD6VY9c4QwMoRSbRgrZ","type":"track"}

TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
type: MusicAlbum
date published: 2017-01-11
track: サウンドスケープ - TV size
  type: MusicRecording
  duration: PT1M49S
  duration ms: 109920
  explicit: false
  by artist: TRUE
  in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
    type: MusicAlbum
    date published: 2017-01-11
  isrc code: JPI101602563
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-22T22:26:46+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x57dbffb8002d315894eb7cf741e6254f6a3e551c6ac38ea7eb91dcac9636ecae
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2Pmx68WtvPWmAcHTT9cy89.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Pmx68WtvPWmAcHTT9cy89
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x57dbffb8002d315894eb7cf741e6254f6a3e551c6ac38ea7eb91dcac9636ecae","isrc":"JPI101602563","name":"サウンドスケープ - TV size","registered_at":"2026-06-22T22:26:46Z","spotify_id":"2Pmx68WtvPWmAcHTT9cy89","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57dbffb8002d315894eb7cf741e6254f6a3e551c6ac38ea7eb91dcac9636ecae. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2Pmx68WtvPWmAcHTT9cy89.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Pmx68WtvPWmAcHTT9cy89.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0x57dbffb8002d315894eb7cf741e6254f6a3e551c6ac38ea7eb91dcac9636ecae","isrc":"JPI101602563","name":"サウンドスケープ - TV size","registered_at":"2026-06-22T22:26:46Z","spotify_id":"2Pmx68WtvPWmAcHTT9cy89","type":"track"}
track: 学園天国 - チームもなか Ver.
  type: MusicRecording
  duration: PT0M35S
  duration ms: 35706
  explicit: false
  by artist: チームもなか
  in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
    type: MusicAlbum
    date published: 2017-01-11
  isrc code: JPI101602589
track: Second project
  type: MusicRecording
  duration: PT1M25S
  duration ms: 85760
  explicit: false
  by artist: 松田彬人
  in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
    type: MusicAlbum
    date published: 2017-01-11
  isrc code: JPI101602605
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T12:58:38+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x188566bef6307401a7afe73276de984f528afb4e473f3615dfad4371cfaff286
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956304
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/3DePr4pIZAmJe4LRpZxBLm.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3DePr4pIZAmJe4LRpZxBLm
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x188566bef6307401a7afe73276de984f528afb4e473f3615dfad4371cfaff286","isrc":"JPI101602605","name":"Second project","registered_at":"2026-06-18T12:58:38Z","spotify_id":"3DePr4pIZAmJe4LRpZxBLm","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x188566bef6307401a7afe73276de984f528afb4e473f3615dfad4371cfaff286. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3DePr4pIZAmJe4LRpZxBLm.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3DePr4pIZAmJe4LRpZxBLm.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x188566bef6307401a7afe73276de984f528afb4e473f3615dfad4371cfaff286","isrc":"JPI101602605","name":"Second project","registered_at":"2026-06-18T12:58:38Z","spotify_id":"3DePr4pIZAmJe4LRpZxBLm","type":"track"}
track: 新たな始まり
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  duration: PT1M48S
  duration ms: 108320
  explicit: false
  by artist: 松田彬人
  in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
    type: MusicAlbum
    date published: 2017-01-11
  isrc code: JPI101602564
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T07:38:43+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8d346d20a30381a6ace3f9516d5493e372326edcc7970421d0fef729d3196e3a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956304
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1yTmJ76swBSUKQL8LrN6fq.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1yTmJ76swBSUKQL8LrN6fq
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x8d346d20a30381a6ace3f9516d5493e372326edcc7970421d0fef729d3196e3a","isrc":"JPI101602564","name":"新たな始まり","registered_at":"2026-06-19T07:38:43Z","spotify_id":"1yTmJ76swBSUKQL8LrN6fq","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
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track: チャイコフスキー「交響曲第4番」より終楽章
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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track: サウンドスケープ - TRUE & Wind Orchestra Ver.
track: 人生の流転
track: ダッタン人の踊り
track: プロヴァンスの風 - 全国大会銅賞 Ver.
track: 平穏なる日々
track: パガニーニの主題による狂詩曲
track: 三日月の舞 - 全国大会銅賞 Ver.
track: 青春なる日常
track: 君は天然色
track: ヴィヴァーチェ！ - Wind Orchestra Ver.
track: 謳歌する若者
track: 学園天国 - Full編成 Ver.
track: 響け！ユーフォニアム - Wind Orchestra Ver.
track: 運命という必然
track: 宝島
track: 想い出を積み上げる
track: アメリカンパトロール
track: 静謐なる心
track: 北宇治四重奏 第1番 ユーフォニアム
track: 背中を押すもの
track: 響け！ユーフォニアム - 朝もや Ver.
track: 戸惑い泳ぐ
track: プロヴァンスの風 - 関西大会突破 Ver.
track: 特別とは何なのだろう
track: 三日月の舞 - 関西大会突破 Ver.
track: 必然という冷酷
track: 孤高のトランペット - 決意の心 Ver.
track: 吹き抜ける風のように
track: Starting the project
track: 郷愁から芽吹くもの
track: 三日月の舞 - short
track: 人生の蹉跌
track: 響け！ユーフォニアム - 久美子と二人きり Ver.
track: 変化していく時期
track: 重なる経験
track: そこに兆しは存在する
track: 陰る心
track: 落ちきった心情
track: 夏の到来
track: 突き進むべきである
track: 特別は孤独なのか
track: ヴィヴァーチェ！ - TV size
track: 響け！ユーフォニアム - Last Ver.

サウンドスケープ - TRUE & Wind Orchestra Ver.
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by artist: TRUE
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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人生の流転
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  date published: 2017-01-11
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ダッタン人の踊り
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
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プロヴァンスの風 - 全国大会銅賞 Ver.
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
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  date published: 2026-06-13T13:32:09Z
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平穏なる日々
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additional property: CopyrightStatus
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-02T03:30:09Z
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パガニーニの主題による狂詩曲
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
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  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xc88d509e2f2de6bc4d052acce73971bbdc3267ceb81eab636be3e0bb9e2b43b1","isrc":"JPI101602592","name":"パガニーニの主題による狂詩曲","registered_at":"2026-06-20T03:04:37Z","spotify_id":"3l42gmNCPapR1TZnWsmSGh","type":"track"}

三日月の舞 - 全国大会銅賞 Ver.
type: MusicRecording
duration: PT6M52S
duration ms: 412400
explicit: false
by artist: 北宇治高校吹奏楽部
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602608
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T22:31:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8fb9302ff6e1c29b7cd21ab49f9d3144c1c69c5d2c1aa06fef183228c6b06140
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953515
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6necR83r3rD81jCN9dZOyF.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6necR83r3rD81jCN9dZOyF
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8fb9302ff6e1c29b7cd21ab49f9d3144c1c69c5d2c1aa06fef183228c6b06140","isrc":"JPI101602608","name":"三日月の舞 - 全国大会銅賞 Ver.","registered_at":"2026-06-06T22:31:44Z","spotify_id":"6necR83r3rD81jCN9dZOyF","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8fb9302ff6e1c29b7cd21ab49f9d3144c1c69c5d2c1aa06fef183228c6b06140. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6necR83r3rD81jCN9dZOyF.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6necR83r3rD81jCN9dZOyF.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0x8fb9302ff6e1c29b7cd21ab49f9d3144c1c69c5d2c1aa06fef183228c6b06140","isrc":"JPI101602608","name":"三日月の舞 - 全国大会銅賞 Ver.","registered_at":"2026-06-06T22:31:44Z","spotify_id":"6necR83r3rD81jCN9dZOyF","type":"track"}

青春なる日常
type: MusicRecording
duration: PT2M0S
duration ms: 120853
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602567
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T16:14:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x331172a11f38cae5fa01c065570cd79fec02d0e11fbe6501ed51cc8177c09aee
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6B7WdPFAk15Kz0NDgBfoDj.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6B7WdPFAk15Kz0NDgBfoDj
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x331172a11f38cae5fa01c065570cd79fec02d0e11fbe6501ed51cc8177c09aee","isrc":"JPI101602567","name":"青春なる日常","registered_at":"2026-06-26T16:14:22Z","spotify_id":"6B7WdPFAk15Kz0NDgBfoDj","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x331172a11f38cae5fa01c065570cd79fec02d0e11fbe6501ed51cc8177c09aee. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6B7WdPFAk15Kz0NDgBfoDj.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6B7WdPFAk15Kz0NDgBfoDj.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x331172a11f38cae5fa01c065570cd79fec02d0e11fbe6501ed51cc8177c09aee","isrc":"JPI101602567","name":"青春なる日常","registered_at":"2026-06-26T16:14:22Z","spotify_id":"6B7WdPFAk15Kz0NDgBfoDj","type":"track"}

君は天然色
type: MusicRecording
duration: PT4M55S
duration ms: 295320
explicit: false
by artist: 北宇治高校吹奏楽部
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602593
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T21:08:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc52ef76fe02e8cf5e8c713fba003896411b9a434afae1a876b85dc4bc82e049c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1q9Nr2iGUPDmoMzpV9FvyR.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1q9Nr2iGUPDmoMzpV9FvyR
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc52ef76fe02e8cf5e8c713fba003896411b9a434afae1a876b85dc4bc82e049c","isrc":"JPI101602593","name":"君は天然色","registered_at":"2026-06-17T21:08:37Z","spotify_id":"1q9Nr2iGUPDmoMzpV9FvyR","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc52ef76fe02e8cf5e8c713fba003896411b9a434afae1a876b85dc4bc82e049c. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1q9Nr2iGUPDmoMzpV9FvyR.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1q9Nr2iGUPDmoMzpV9FvyR.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xc52ef76fe02e8cf5e8c713fba003896411b9a434afae1a876b85dc4bc82e049c","isrc":"JPI101602593","name":"君は天然色","registered_at":"2026-06-17T21:08:37Z","spotify_id":"1q9Nr2iGUPDmoMzpV9FvyR","type":"track"}

ヴィヴァーチェ！ - Wind Orchestra Ver.
type: MusicRecording
duration: PT5M39S
duration ms: 339533
explicit: false
by artist: 北宇治高校吹奏楽部
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602609
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T12:59:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7a158e895e8c4ae84cc5450913e2f38737bf49a21354e6cad22dae90b67f1d8b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1dBvzOk8O13vOEoEPiujPk.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1dBvzOk8O13vOEoEPiujPk
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7a158e895e8c4ae84cc5450913e2f38737bf49a21354e6cad22dae90b67f1d8b","isrc":"JPI101602609","name":"ヴィヴァーチェ！ - Wind Orchestra Ver.","registered_at":"2026-06-18T12:59:10Z","spotify_id":"1dBvzOk8O13vOEoEPiujPk","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a158e895e8c4ae84cc5450913e2f38737bf49a21354e6cad22dae90b67f1d8b. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1dBvzOk8O13vOEoEPiujPk.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1dBvzOk8O13vOEoEPiujPk.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x7a158e895e8c4ae84cc5450913e2f38737bf49a21354e6cad22dae90b67f1d8b","isrc":"JPI101602609","name":"ヴィヴァーチェ！ - Wind Orchestra Ver.","registered_at":"2026-06-18T12:59:10Z","spotify_id":"1dBvzOk8O13vOEoEPiujPk","type":"track"}

謳歌する若者
type: MusicRecording
duration: PT2M1S
duration ms: 121733
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602568

学園天国 - Full編成 Ver.
type: MusicRecording
duration: PT3M10S
duration ms: 190520
explicit: false
by artist: 北宇治高校吹奏楽部
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602594
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T15:41:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd2e6f46744950464f6ceb3d47efe481f1c41f7d6db9ee96a96ab5208d925be03
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4JRILz3SGjJ9ynVjU2bqaL.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4JRILz3SGjJ9ynVjU2bqaL
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd2e6f46744950464f6ceb3d47efe481f1c41f7d6db9ee96a96ab5208d925be03","isrc":"JPI101602594","name":"学園天国 - Full編成 Ver.","registered_at":"2026-06-09T15:41:34Z","spotify_id":"4JRILz3SGjJ9ynVjU2bqaL","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2e6f46744950464f6ceb3d47efe481f1c41f7d6db9ee96a96ab5208d925be03. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4JRILz3SGjJ9ynVjU2bqaL.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4JRILz3SGjJ9ynVjU2bqaL.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xd2e6f46744950464f6ceb3d47efe481f1c41f7d6db9ee96a96ab5208d925be03","isrc":"JPI101602594","name":"学園天国 - Full編成 Ver.","registered_at":"2026-06-09T15:41:34Z","spotify_id":"4JRILz3SGjJ9ynVjU2bqaL","type":"track"}

響け！ユーフォニアム - Wind Orchestra Ver.
type: MusicRecording
duration: PT4M25S
duration ms: 265026
explicit: false
by artist: 北宇治高校吹奏楽部
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602610
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T01:50:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x90cb81016ac254f41bc527d401471ba0e60ba20afe61c7b294f352b1c21f15c6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3XrIyYArOALLhuGfjXwcMp.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3XrIyYArOALLhuGfjXwcMp
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x90cb81016ac254f41bc527d401471ba0e60ba20afe61c7b294f352b1c21f15c6","isrc":"JPI101602610","name":"響け！ユーフォニアム - Wind Orchestra Ver.","registered_at":"2026-06-08T01:50:45Z","spotify_id":"3XrIyYArOALLhuGfjXwcMp","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x90cb81016ac254f41bc527d401471ba0e60ba20afe61c7b294f352b1c21f15c6. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3XrIyYArOALLhuGfjXwcMp.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3XrIyYArOALLhuGfjXwcMp.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x90cb81016ac254f41bc527d401471ba0e60ba20afe61c7b294f352b1c21f15c6","isrc":"JPI101602610","name":"響け！ユーフォニアム - Wind Orchestra Ver.","registered_at":"2026-06-08T01:50:45Z","spotify_id":"3XrIyYArOALLhuGfjXwcMp","type":"track"}

運命という必然
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duration: PT2M9S
duration ms: 129213
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602569

宝島
type: MusicRecording
duration: PT3M47S
duration ms: 227053
explicit: false
by artist: 北宇治高校吹奏楽部
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602595
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T09:03:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xef9c69926daed3f1f548fde727ab10564b9622a88a3d07736f41723c855017ad
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1X6mCsUeoFen8zA2MOrGPA.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1X6mCsUeoFen8zA2MOrGPA
additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef9c69926daed3f1f548fde727ab10564b9622a88a3d07736f41723c855017ad. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1X6mCsUeoFen8zA2MOrGPA.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1X6mCsUeoFen8zA2MOrGPA.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xef9c69926daed3f1f548fde727ab10564b9622a88a3d07736f41723c855017ad","isrc":"JPI101602595","name":"宝島","registered_at":"2026-06-06T09:03:59Z","spotify_id":"1X6mCsUeoFen8zA2MOrGPA","type":"track"}

想い出を積み上げる
type: MusicRecording
duration: PT2M13S
duration ms: 133933
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602570
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T16:15:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa7ee0db0ba389f4970a0181febe04c5cccfd4af71973fdec0b6509413d0ef5fa
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6HRM52UPjzEEecJQT7pixN.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6HRM52UPjzEEecJQT7pixN
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa7ee0db0ba389f4970a0181febe04c5cccfd4af71973fdec0b6509413d0ef5fa","isrc":"JPI101602570","name":"想い出を積み上げる","registered_at":"2026-06-26T16:15:27Z","spotify_id":"6HRM52UPjzEEecJQT7pixN","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa7ee0db0ba389f4970a0181febe04c5cccfd4af71973fdec0b6509413d0ef5fa. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6HRM52UPjzEEecJQT7pixN.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6HRM52UPjzEEecJQT7pixN.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xa7ee0db0ba389f4970a0181febe04c5cccfd4af71973fdec0b6509413d0ef5fa","isrc":"JPI101602570","name":"想い出を積み上げる","registered_at":"2026-06-26T16:15:27Z","spotify_id":"6HRM52UPjzEEecJQT7pixN","type":"track"}

アメリカンパトロール
type: MusicRecording
duration: PT3M4S
duration ms: 184266
explicit: false
by artist: エンジェルキッズ金管バンド
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602596
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T21:08:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7a1345fb88aa8802710a163bff04e7ed07f2d962ed9970eb9576c02a1eee2759
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1CUHVVov9lCzKSXZQZfdSB.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1CUHVVov9lCzKSXZQZfdSB
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7a1345fb88aa8802710a163bff04e7ed07f2d962ed9970eb9576c02a1eee2759","isrc":"JPI101602596","name":"アメリカンパトロール","registered_at":"2026-06-17T21:08:37Z","spotify_id":"1CUHVVov9lCzKSXZQZfdSB","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a1345fb88aa8802710a163bff04e7ed07f2d962ed9970eb9576c02a1eee2759. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1CUHVVov9lCzKSXZQZfdSB.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1CUHVVov9lCzKSXZQZfdSB.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x7a1345fb88aa8802710a163bff04e7ed07f2d962ed9970eb9576c02a1eee2759","isrc":"JPI101602596","name":"アメリカンパトロール","registered_at":"2026-06-17T21:08:37Z","spotify_id":"1CUHVVov9lCzKSXZQZfdSB","type":"track"}

静謐なる心
type: MusicRecording
duration: PT1M55S
duration ms: 115760
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602571
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T15:26:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6744b73b5e0b6c6548c4c33c00d0b3b32a595bd91d10ca7e2e282ab0aed69151
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7I3KAx0x5jp1OxCweIhmce.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7I3KAx0x5jp1OxCweIhmce
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6744b73b5e0b6c6548c4c33c00d0b3b32a595bd91d10ca7e2e282ab0aed69151","isrc":"JPI101602571","name":"静謐なる心","registered_at":"2026-06-25T15:26:30Z","spotify_id":"7I3KAx0x5jp1OxCweIhmce","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6744b73b5e0b6c6548c4c33c00d0b3b32a595bd91d10ca7e2e282ab0aed69151. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7I3KAx0x5jp1OxCweIhmce.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7I3KAx0x5jp1OxCweIhmce.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x6744b73b5e0b6c6548c4c33c00d0b3b32a595bd91d10ca7e2e282ab0aed69151","isrc":"JPI101602571","name":"静謐なる心","registered_at":"2026-06-25T15:26:30Z","spotify_id":"7I3KAx0x5jp1OxCweIhmce","type":"track"}

北宇治四重奏 第1番 ユーフォニアム
type: MusicRecording
duration: PT3M54S
duration ms: 234573
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101500858
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T21:15:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x666a8b46538312ff80c3bda57bfca057a780c65e787de7e51b3ce3b276d5cbe3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/74dCaBQklIv6qqf5Pm4UlM.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/74dCaBQklIv6qqf5Pm4UlM
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x666a8b46538312ff80c3bda57bfca057a780c65e787de7e51b3ce3b276d5cbe3","isrc":"JPI101500858","name":"北宇治四重奏 第1番 ユーフォニアム","registered_at":"2026-06-20T21:15:21Z","spotify_id":"74dCaBQklIv6qqf5Pm4UlM","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x666a8b46538312ff80c3bda57bfca057a780c65e787de7e51b3ce3b276d5cbe3. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/74dCaBQklIv6qqf5Pm4UlM.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/74dCaBQklIv6qqf5Pm4UlM.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x666a8b46538312ff80c3bda57bfca057a780c65e787de7e51b3ce3b276d5cbe3","isrc":"JPI101500858","name":"北宇治四重奏 第1番 ユーフォニアム","registered_at":"2026-06-20T21:15:21Z","spotify_id":"74dCaBQklIv6qqf5Pm4UlM","type":"track"}

背中を押すもの
type: MusicRecording
duration: PT2M19S
duration ms: 139933
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602572
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T19:54:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x80f63cbb6b84ab8d75e25df9caef3bc659b2541169c50c51ae247bc7058fb888
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4VjXitCcgPGuudaDqkbgaQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4VjXitCcgPGuudaDqkbgaQ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x80f63cbb6b84ab8d75e25df9caef3bc659b2541169c50c51ae247bc7058fb888","isrc":"JPI101602572","name":"背中を押すもの","registered_at":"2026-06-21T19:54:14Z","spotify_id":"4VjXitCcgPGuudaDqkbgaQ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x80f63cbb6b84ab8d75e25df9caef3bc659b2541169c50c51ae247bc7058fb888. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4VjXitCcgPGuudaDqkbgaQ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4VjXitCcgPGuudaDqkbgaQ.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x80f63cbb6b84ab8d75e25df9caef3bc659b2541169c50c51ae247bc7058fb888","isrc":"JPI101602572","name":"背中を押すもの","registered_at":"2026-06-21T19:54:14Z","spotify_id":"4VjXitCcgPGuudaDqkbgaQ","type":"track"}

響け！ユーフォニアム - 朝もや Ver.
type: MusicRecording
duration: PT1M43S
duration ms: 103186
explicit: false
by artist: 田中あすか
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602598
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T10:41:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdc55f958e940c2a113ca405e75450052379954af5b842e0a1c65199351cfe483
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7HKugx6tPUIMRQO9ufuNgu.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7HKugx6tPUIMRQO9ufuNgu
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xdc55f958e940c2a113ca405e75450052379954af5b842e0a1c65199351cfe483","isrc":"JPI101602598","name":"響け！ユーフォニアム - 朝もや Ver.","registered_at":"2026-06-08T10:41:26Z","spotify_id":"7HKugx6tPUIMRQO9ufuNgu","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc55f958e940c2a113ca405e75450052379954af5b842e0a1c65199351cfe483. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7HKugx6tPUIMRQO9ufuNgu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7HKugx6tPUIMRQO9ufuNgu.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xdc55f958e940c2a113ca405e75450052379954af5b842e0a1c65199351cfe483","isrc":"JPI101602598","name":"響け！ユーフォニアム - 朝もや Ver.","registered_at":"2026-06-08T10:41:26Z","spotify_id":"7HKugx6tPUIMRQO9ufuNgu","type":"track"}

戸惑い泳ぐ
type: MusicRecording
duration: PT1M54S
duration ms: 114906
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602573

プロヴァンスの風 - 関西大会突破 Ver.
type: MusicRecording
duration: PT3M34S
duration ms: 214546
explicit: false
by artist: 北宇治高校吹奏楽部
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602599
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T02:46:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1c264659e514f4d495aa5835d603e8bda57780156197e3b8b9e2eb647f3ec453
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5OnZud9bcpwR1J7NFJqnce.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5OnZud9bcpwR1J7NFJqnce
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1c264659e514f4d495aa5835d603e8bda57780156197e3b8b9e2eb647f3ec453","isrc":"JPI101602599","name":"プロヴァンスの風 - 関西大会突破 Ver.","registered_at":"2026-06-11T02:46:06Z","spotify_id":"5OnZud9bcpwR1J7NFJqnce","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c264659e514f4d495aa5835d603e8bda57780156197e3b8b9e2eb647f3ec453. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5OnZud9bcpwR1J7NFJqnce.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5OnZud9bcpwR1J7NFJqnce.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x1c264659e514f4d495aa5835d603e8bda57780156197e3b8b9e2eb647f3ec453","isrc":"JPI101602599","name":"プロヴァンスの風 - 関西大会突破 Ver.","registered_at":"2026-06-11T02:46:06Z","spotify_id":"5OnZud9bcpwR1J7NFJqnce","type":"track"}

特別とは何なのだろう
type: MusicRecording
duration: PT2M4S
duration ms: 124120
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602574
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T15:26:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x871763627a829d655215ae22e6be40e9a3d940b4a6258652abae604991458300
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5JpfCbwbvZUgGKyXUyZ9gE.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5JpfCbwbvZUgGKyXUyZ9gE
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x871763627a829d655215ae22e6be40e9a3d940b4a6258652abae604991458300","isrc":"JPI101602574","name":"特別とは何なのだろう","registered_at":"2026-06-25T15:26:43Z","spotify_id":"5JpfCbwbvZUgGKyXUyZ9gE","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x871763627a829d655215ae22e6be40e9a3d940b4a6258652abae604991458300. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5JpfCbwbvZUgGKyXUyZ9gE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5JpfCbwbvZUgGKyXUyZ9gE.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x871763627a829d655215ae22e6be40e9a3d940b4a6258652abae604991458300","isrc":"JPI101602574","name":"特別とは何なのだろう","registered_at":"2026-06-25T15:26:43Z","spotify_id":"5JpfCbwbvZUgGKyXUyZ9gE","type":"track"}

三日月の舞 - 関西大会突破 Ver.
type: MusicRecording
duration: PT6M57S
duration ms: 417626
explicit: false
by artist: 北宇治高校吹奏楽部
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602600
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T18:22:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0b1f9416ba8600e8500d7e0c69a769743d7d7af6ddd5a2e4161c7b22d982c9c4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2snitvxO2v9tutNNxk7BTL.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2snitvxO2v9tutNNxk7BTL
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0b1f9416ba8600e8500d7e0c69a769743d7d7af6ddd5a2e4161c7b22d982c9c4","isrc":"JPI101602600","name":"三日月の舞 - 関西大会突破 Ver.","registered_at":"2026-06-08T18:22:53Z","spotify_id":"2snitvxO2v9tutNNxk7BTL","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b1f9416ba8600e8500d7e0c69a769743d7d7af6ddd5a2e4161c7b22d982c9c4. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2snitvxO2v9tutNNxk7BTL.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2snitvxO2v9tutNNxk7BTL.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x0b1f9416ba8600e8500d7e0c69a769743d7d7af6ddd5a2e4161c7b22d982c9c4","isrc":"JPI101602600","name":"三日月の舞 - 関西大会突破 Ver.","registered_at":"2026-06-08T18:22:53Z","spotify_id":"2snitvxO2v9tutNNxk7BTL","type":"track"}

必然という冷酷
type: MusicRecording
duration: PT2M24S
duration ms: 144000
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602575

孤高のトランペット - 決意の心 Ver.
type: MusicRecording
duration: PT0M28S
duration ms: 28520
explicit: false
by artist: 高坂麗奈
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11

吹き抜ける風のように
type: MusicRecording
duration: PT2M16S
duration ms: 136360
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602576
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T15:26:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbd30a17188f456df0b4a2ef6d39677d41a9dde46e8764f57e1f4ec6bddf16b87
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5lMAXgi2yMRMJlhes3R6wk.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5lMAXgi2yMRMJlhes3R6wk
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbd30a17188f456df0b4a2ef6d39677d41a9dde46e8764f57e1f4ec6bddf16b87","isrc":"JPI101602576","name":"吹き抜ける風のように","registered_at":"2026-06-25T15:26:26Z","spotify_id":"5lMAXgi2yMRMJlhes3R6wk","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd30a17188f456df0b4a2ef6d39677d41a9dde46e8764f57e1f4ec6bddf16b87. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5lMAXgi2yMRMJlhes3R6wk.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5lMAXgi2yMRMJlhes3R6wk.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xbd30a17188f456df0b4a2ef6d39677d41a9dde46e8764f57e1f4ec6bddf16b87","isrc":"JPI101602576","name":"吹き抜ける風のように","registered_at":"2026-06-25T15:26:26Z","spotify_id":"5lMAXgi2yMRMJlhes3R6wk","type":"track"}

Starting the project
type: MusicRecording
duration: PT1M13S
duration ms: 73480
explicit: false
by artist: 北宇治高校吹奏楽部 3年メンバー
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602602
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T07:29:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdfa070713c699aa835f421a09f5534bd995accc2586709a7e173726e8231276e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6KESQe9Lha4hFqJzed7Z0r.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6KESQe9Lha4hFqJzed7Z0r
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xdfa070713c699aa835f421a09f5534bd995accc2586709a7e173726e8231276e","isrc":"JPI101602602","name":"Starting the project","registered_at":"2026-06-19T07:29:23Z","spotify_id":"6KESQe9Lha4hFqJzed7Z0r","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdfa070713c699aa835f421a09f5534bd995accc2586709a7e173726e8231276e. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6KESQe9Lha4hFqJzed7Z0r.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6KESQe9Lha4hFqJzed7Z0r.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xdfa070713c699aa835f421a09f5534bd995accc2586709a7e173726e8231276e","isrc":"JPI101602602","name":"Starting the project","registered_at":"2026-06-19T07:29:23Z","spotify_id":"6KESQe9Lha4hFqJzed7Z0r","type":"track"}

郷愁から芽吹くもの
type: MusicRecording
duration: PT2M6S
duration ms: 126333
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602577
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T15:37:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4a606a86d28a8f4189f9fed625dc5190ae6148affad865af47ae9d75fefdae2b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956351
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956351
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0nEzHpEwV2KgkayIxxn8aG.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0nEzHpEwV2KgkayIxxn8aG
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4a606a86d28a8f4189f9fed625dc5190ae6148affad865af47ae9d75fefdae2b","isrc":"JPI101602577","name":"郷愁から芽吹くもの","registered_at":"2026-06-25T15:37:11Z","spotify_id":"0nEzHpEwV2KgkayIxxn8aG","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a606a86d28a8f4189f9fed625dc5190ae6148affad865af47ae9d75fefdae2b. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0nEzHpEwV2KgkayIxxn8aG.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0nEzHpEwV2KgkayIxxn8aG.
  date published: 2026-07-02T11:38:34Z
  text: {"copyright_id":"0x4a606a86d28a8f4189f9fed625dc5190ae6148affad865af47ae9d75fefdae2b","isrc":"JPI101602577","name":"郷愁から芽吹くもの","registered_at":"2026-06-25T15:37:11Z","spotify_id":"0nEzHpEwV2KgkayIxxn8aG","type":"track"}

三日月の舞 - short
type: MusicRecording
duration: PT4M30S
duration ms: 270946
explicit: false
by artist: 北宇治高校吹奏楽部 1年&2年メンバー
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602603
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T19:19:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7080a0d2426f800acfd96c47ddb704d786cbe3322677a6d27144f6c302598384
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2rklne3NaQaIWPmwNCF6wS.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2rklne3NaQaIWPmwNCF6wS
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7080a0d2426f800acfd96c47ddb704d786cbe3322677a6d27144f6c302598384","isrc":"JPI101602603","name":"三日月の舞 - short","registered_at":"2026-06-22T19:19:04Z","spotify_id":"2rklne3NaQaIWPmwNCF6wS","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7080a0d2426f800acfd96c47ddb704d786cbe3322677a6d27144f6c302598384. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2rklne3NaQaIWPmwNCF6wS.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2rklne3NaQaIWPmwNCF6wS.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x7080a0d2426f800acfd96c47ddb704d786cbe3322677a6d27144f6c302598384","isrc":"JPI101602603","name":"三日月の舞 - short","registered_at":"2026-06-22T19:19:04Z","spotify_id":"2rklne3NaQaIWPmwNCF6wS","type":"track"}

人生の蹉跌
type: MusicRecording
duration: PT2M10S
duration ms: 130973
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602578

響け！ユーフォニアム - 久美子と二人きり Ver.
type: MusicRecording
duration: PT1M55S
duration ms: 115693
explicit: false
by artist: 田中あすか
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602604
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T09:06:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x22e9a3fb9102389dc99f10f7f0176ee2bbe8bb77569cb5428750e352ff35bdbf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1vnyerXEEqSUyPq3HlbTuz.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1vnyerXEEqSUyPq3HlbTuz
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22e9a3fb9102389dc99f10f7f0176ee2bbe8bb77569cb5428750e352ff35bdbf. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1vnyerXEEqSUyPq3HlbTuz.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1vnyerXEEqSUyPq3HlbTuz.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x22e9a3fb9102389dc99f10f7f0176ee2bbe8bb77569cb5428750e352ff35bdbf","isrc":"JPI101602604","name":"響け！ユーフォニアム - 久美子と二人きり Ver.","registered_at":"2026-06-06T09:06:18Z","spotify_id":"1vnyerXEEqSUyPq3HlbTuz","type":"track"}

変化していく時期
type: MusicRecording
duration: PT1M44S
duration ms: 104013
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602579

重なる経験
type: MusicRecording
duration: PT1M48S
duration ms: 108653
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602580

そこに兆しは存在する
type: MusicRecording
duration: PT1M56S
duration ms: 116000
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602581

陰る心
type: MusicRecording
duration: PT1M55S
duration ms: 115320
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602582

落ちきった心情
type: MusicRecording
duration: PT1M45S
duration ms: 105186
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602583

夏の到来
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duration: PT1M44S
duration ms: 104840
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602584

突き進むべきである
type: MusicRecording
duration: PT1M53S
duration ms: 113200
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602585

特別は孤独なのか
type: MusicRecording
duration: PT2M15S
duration ms: 135213
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602586

ヴィヴァーチェ！ - TV size
type: MusicRecording
duration: PT1M35S
duration ms: 95106
explicit: false
by artist: 北宇治カルテット
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602587

響け！ユーフォニアム - Last Ver.
type: MusicRecording
duration: PT1M37S
duration ms: 97533
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム2』オリジナルサウンドトラック「おんがくエンドレス」
  type: MusicAlbum
  date published: 2017-01-11
isrc code: JPI101602588
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T10:43:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0b79b2e945db92247c709b92ec738b76821bd37f1bf440ecfcd95c2c066ac872
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4jRlrDGoVK5GBtslIi7J6p.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4jRlrDGoVK5GBtslIi7J6p
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b79b2e945db92247c709b92ec738b76821bd37f1bf440ecfcd95c2c066ac872. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4jRlrDGoVK5GBtslIi7J6p.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4jRlrDGoVK5GBtslIi7J6p.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x0b79b2e945db92247c709b92ec738b76821bd37f1bf440ecfcd95c2c066ac872","isrc":"JPI101602588","name":"響け！ユーフォニアム - Last Ver.","registered_at":"2026-06-08T10:43:04Z","spotify_id":"4jRlrDGoVK5GBtslIi7J6p","type":"track"}

TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
type: MusicAlbum
date published: 2015-07-08
track: Starting the project - Big Band Ver.
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  duration: PT1M4S
  duration ms: 64865
  explicit: false
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  in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
    type: MusicAlbum
    date published: 2015-07-08
  isrc code: JPI101500897
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-11T04:44:28+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x451c4718368b03554945476ad0e048cc37e24fa7e5bb44b5bcb950fe8784b51a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/7tnTsAnnOcWgAc9RmE1KFe.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7tnTsAnnOcWgAc9RmE1KFe
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x451c4718368b03554945476ad0e048cc37e24fa7e5bb44b5bcb950fe8784b51a","isrc":"JPI101500897","name":"Starting the project - Big Band Ver.","registered_at":"2026-06-11T04:44:28Z","spotify_id":"7tnTsAnnOcWgAc9RmE1KFe","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x451c4718368b03554945476ad0e048cc37e24fa7e5bb44b5bcb950fe8784b51a. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7tnTsAnnOcWgAc9RmE1KFe.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7tnTsAnnOcWgAc9RmE1KFe.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x451c4718368b03554945476ad0e048cc37e24fa7e5bb44b5bcb950fe8784b51a","isrc":"JPI101500897","name":"Starting the project - Big Band Ver.","registered_at":"2026-06-11T04:44:28Z","spotify_id":"7tnTsAnnOcWgAc9RmE1KFe","type":"track"}
track: はじまりの旋律
  type: MusicRecording
  duration: PT3M3S
  duration ms: 183480
  explicit: false
  by artist: 松田彬人
  in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
    type: MusicAlbum
    date published: 2015-07-08
  isrc code: JPI101500861
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T05:59:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6919ffbdeb4381f9c76234ad54368a8ce058f4c0b9e1b5618c07c12cec6b19bd
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6Syi3JxJotp0Ymhxt2gggQ.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6Syi3JxJotp0Ymhxt2gggQ
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x6919ffbdeb4381f9c76234ad54368a8ce058f4c0b9e1b5618c07c12cec6b19bd","isrc":"JPI101500861","name":"はじまりの旋律","registered_at":"2026-06-09T05:59:50Z","spotify_id":"6Syi3JxJotp0Ymhxt2gggQ","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6919ffbdeb4381f9c76234ad54368a8ce058f4c0b9e1b5618c07c12cec6b19bd. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6Syi3JxJotp0Ymhxt2gggQ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6Syi3JxJotp0Ymhxt2gggQ.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x6919ffbdeb4381f9c76234ad54368a8ce058f4c0b9e1b5618c07c12cec6b19bd","isrc":"JPI101500861","name":"はじまりの旋律","registered_at":"2026-06-09T05:59:50Z","spotify_id":"6Syi3JxJotp0Ymhxt2gggQ","type":"track"}
track: 暴れん坊将軍のテーマ - 指導前 Ver.
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  duration: PT1M12S
  duration ms: 72880
  explicit: false
  by artist: 北宇治高校吹奏楽部 3年&2年選抜メンバー
  in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
    type: MusicAlbum
    date published: 2015-07-08
  isrc code: JPI101500898
track: 朧げな現在
  type: MusicRecording
  duration: PT2M20S
  duration ms: 140573
  explicit: false
  by artist: 松田彬人
  in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
    type: MusicAlbum
    date published: 2015-07-08
  isrc code: JPI101500862
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-22T22:31:10+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6f45fd6c3268a78fec1db8bc1cccce0b989f6cb3155248719c11e1d8dc4701f8
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956304
  additional property: OTSRecordURL
    type: PropertyValue
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/03H9AuebLBqPCuJoUC9rKH
  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSCanonicalRecord
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f45fd6c3268a78fec1db8bc1cccce0b989f6cb3155248719c11e1d8dc4701f8. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/03H9AuebLBqPCuJoUC9rKH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/03H9AuebLBqPCuJoUC9rKH.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x6f45fd6c3268a78fec1db8bc1cccce0b989f6cb3155248719c11e1d8dc4701f8","isrc":"JPI101500862","name":"朧げな現在","registered_at":"2026-06-22T22:31:10Z","spotify_id":"03H9AuebLBqPCuJoUC9rKH","type":"track"}
track: 暴れん坊将軍のテーマ - 指導後 Ver.
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  duration: PT1M14S
  duration ms: 74213
  explicit: false
  by artist: 北宇治高校吹奏楽部 3年&2年選抜メンバー
  in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
    type: MusicAlbum
    date published: 2015-07-08
  isrc code: JPI101500899
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T07:28:40+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc0f0ccaf6505b4b2c94e7c18641574ef568d1e67c3f34600ed9229243698d975
  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956304
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/54sF2TvD9noJNlF6zmAvVt.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/54sF2TvD9noJNlF6zmAvVt
  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSCanonicalRecord
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc0f0ccaf6505b4b2c94e7c18641574ef568d1e67c3f34600ed9229243698d975. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/54sF2TvD9noJNlF6zmAvVt.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/54sF2TvD9noJNlF6zmAvVt.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0xc0f0ccaf6505b4b2c94e7c18641574ef568d1e67c3f34600ed9229243698d975","isrc":"JPI101500899","name":"暴れん坊将軍のテーマ - 指導後 Ver.","registered_at":"2026-06-19T07:28:40Z","spotify_id":"54sF2TvD9noJNlF6zmAvVt","type":"track"}
track: 新天地
track: 交響曲第9番 ホ短調 作品95「新世界より」第2楽章
track: 純心
track: 海兵隊 - 指導前 Ver.
track: 青春の流転
track: 海兵隊 - 指導後 Ver.
track: そんなに楽しいの？
track: The Fairest of the Fair March
track: 弾む想い
track: RYDEEN
track: 色褪せぬ過去
track: きらきら星
track: 小さな不安
track: 愛を見つけた場所
track: 純情
track: 交響組曲「シェエラザード」より -Highlights-
track: 一歩ずつ前へ
track: プロヴァンスの風
track: 等身大の日々
track: 他愛ない悩み事
track: 心躍る未来
track: あがた祭り
track: 青春の痛み
track: 運命の流れ
track: 伝えたい想い
track: 意識の萌芽
track: 不信
track: 亀裂
track: 張り詰めた糸のように
track: 衝突
track: 青春の苦悩
track: 追想
track: 微かな光
track: 一途な瞳
track: 重なる心
track: 去来する想い
track: トゥッティ！ - TV Size
track: DREAM SOLISTER - TV Size
track: トランペット試し吹き
track: 孤高のトランペット
track: 奮起のトランペット
track: 愉快なチューバ
track: 増殖したチューバ
track: 三日月の舞 トランペットソロパート・オーディション - 香織
track: 三日月の舞 トランペットソロパート・オーディション - 麗奈

新天地
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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交響曲第9番 ホ短調 作品95「新世界より」第2楽章
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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純心
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-02T11:34:59Z
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海兵隊 - 指導前 Ver.
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青春の流転
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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海兵隊 - 指導後 Ver.
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subject of: OpenTimestamps Proof of Existence
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そんなに楽しいの？
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The Fairest of the Fair March
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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弾む想い
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additional property: OTSCanonicalRecord
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  value: {"copyright_id":"0xf217d67b9f6130e8ae9b3566d1316d5aaa3376e066686b1ce3226e2a96e9ee32","isrc":"JPI101500867","name":"弾む想い","registered_at":"2026-06-25T17:03:27Z","spotify_id":"5RKcF25E4TTRf8OklSsqiU","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf217d67b9f6130e8ae9b3566d1316d5aaa3376e066686b1ce3226e2a96e9ee32. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5RKcF25E4TTRf8OklSsqiU.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5RKcF25E4TTRf8OklSsqiU.
  date published: 2026-07-02T11:38:34Z
  text: {"copyright_id":"0xf217d67b9f6130e8ae9b3566d1316d5aaa3376e066686b1ce3226e2a96e9ee32","isrc":"JPI101500867","name":"弾む想い","registered_at":"2026-06-25T17:03:27Z","spotify_id":"5RKcF25E4TTRf8OklSsqiU","type":"track"}

RYDEEN
type: MusicRecording
duration: PT3M57S
duration ms: 237840
explicit: false
by artist: 北宇治高校吹奏楽部
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500906
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T18:43:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xed8105f13809c40378053113cf196a03fec5b801b31627ad0f5d49993e5b88e4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1CKbnQ3P6DZC5lOyz7mZce.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1CKbnQ3P6DZC5lOyz7mZce
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xed8105f13809c40378053113cf196a03fec5b801b31627ad0f5d49993e5b88e4. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1CKbnQ3P6DZC5lOyz7mZce.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1CKbnQ3P6DZC5lOyz7mZce.
  date published: 2026-06-13T15:41:10Z

色褪せぬ過去
type: MusicRecording
duration: PT2M0S
duration ms: 120626
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500868
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T22:31:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x486b06333709ff611ac7c16938f0eb2234f1134c89f71e68b3c621c1e140cf0c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4FpMkcR5yjGt0Meeq2QTXy.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4FpMkcR5yjGt0Meeq2QTXy
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x486b06333709ff611ac7c16938f0eb2234f1134c89f71e68b3c621c1e140cf0c","isrc":"JPI101500868","name":"色褪せぬ過去","registered_at":"2026-06-22T22:31:26Z","spotify_id":"4FpMkcR5yjGt0Meeq2QTXy","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x486b06333709ff611ac7c16938f0eb2234f1134c89f71e68b3c621c1e140cf0c. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4FpMkcR5yjGt0Meeq2QTXy.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4FpMkcR5yjGt0Meeq2QTXy.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x486b06333709ff611ac7c16938f0eb2234f1134c89f71e68b3c621c1e140cf0c","isrc":"JPI101500868","name":"色褪せぬ過去","registered_at":"2026-06-22T22:31:26Z","spotify_id":"4FpMkcR5yjGt0Meeq2QTXy","type":"track"}

きらきら星
type: MusicRecording
duration: PT0M45S
duration ms: 45160
explicit: false
by artist: 黄前久美子
by artist: 加藤葉月
by artist: 川島緑輝
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500907
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T23:49:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xad937cbeae393e3a0e1934a19a027b6266ab6474fa8da96a0096903bdbb14af8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/68k9lr0VUVxiBPoo65RQTP.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/68k9lr0VUVxiBPoo65RQTP
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xad937cbeae393e3a0e1934a19a027b6266ab6474fa8da96a0096903bdbb14af8","isrc":"JPI101500907","name":"きらきら星","registered_at":"2026-06-19T23:49:32Z","spotify_id":"68k9lr0VUVxiBPoo65RQTP","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad937cbeae393e3a0e1934a19a027b6266ab6474fa8da96a0096903bdbb14af8. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/68k9lr0VUVxiBPoo65RQTP.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/68k9lr0VUVxiBPoo65RQTP.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xad937cbeae393e3a0e1934a19a027b6266ab6474fa8da96a0096903bdbb14af8","isrc":"JPI101500907","name":"きらきら星","registered_at":"2026-06-19T23:49:32Z","spotify_id":"68k9lr0VUVxiBPoo65RQTP","type":"track"}

小さな不安
type: MusicRecording
duration: PT2M19S
duration ms: 139853
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500869

愛を見つけた場所
type: MusicRecording
duration: PT1M47S
duration ms: 107360
explicit: false
by artist: 黄前久美子
by artist: 高坂麗奈
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500908
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T01:52:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4815e738c6ef85e7543f0c4edf37ea2be98ab28c279aadc94edaccaf43018204
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0esjNzOMnhIANTKH8WaPVA.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0esjNzOMnhIANTKH8WaPVA
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4815e738c6ef85e7543f0c4edf37ea2be98ab28c279aadc94edaccaf43018204","isrc":"JPI101500908","name":"愛を見つけた場所","registered_at":"2026-06-08T01:52:49Z","spotify_id":"0esjNzOMnhIANTKH8WaPVA","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4815e738c6ef85e7543f0c4edf37ea2be98ab28c279aadc94edaccaf43018204. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0esjNzOMnhIANTKH8WaPVA.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0esjNzOMnhIANTKH8WaPVA.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x4815e738c6ef85e7543f0c4edf37ea2be98ab28c279aadc94edaccaf43018204","isrc":"JPI101500908","name":"愛を見つけた場所","registered_at":"2026-06-08T01:52:49Z","spotify_id":"0esjNzOMnhIANTKH8WaPVA","type":"track"}

純情
type: MusicRecording
duration: PT2M26S
duration ms: 146466
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500870

交響組曲「シェエラザード」より -Highlights-
type: MusicRecording
duration: PT10M34S
duration ms: 634280
explicit: false
by artist: フレッシュマン・ウィンド・アンサンブル
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500909
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T12:58:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x09d6c0a088f8830bc1beb722553009440da466483e16e392c0eedb940fd2df46
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954130
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/954130
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5jUgcal9fWgCNWAMaERwC6.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5jUgcal9fWgCNWAMaERwC6
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T19:53:52Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x09d6c0a088f8830bc1beb722553009440da466483e16e392c0eedb940fd2df46","isrc":"JPI101500909","name":"交響組曲「シェエラザード」より -Highlights-","registered_at":"2026-06-17T12:58:55Z","spotify_id":"5jUgcal9fWgCNWAMaERwC6","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x09d6c0a088f8830bc1beb722553009440da466483e16e392c0eedb940fd2df46. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T19:53:52Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5jUgcal9fWgCNWAMaERwC6.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5jUgcal9fWgCNWAMaERwC6.
  date published: 2026-06-17T19:53:52Z
  text: {"copyright_id":"0x09d6c0a088f8830bc1beb722553009440da466483e16e392c0eedb940fd2df46","isrc":"JPI101500909","name":"交響組曲「シェエラザード」より -Highlights-","registered_at":"2026-06-17T12:58:55Z","spotify_id":"5jUgcal9fWgCNWAMaERwC6","type":"track"}

一歩ずつ前へ
type: MusicRecording
duration: PT2M12S
duration ms: 132453
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500968
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T01:33:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xaaa87298fd06dc1ffe6e44f438cd22c2f7b8ed85a3dadc51b8a7873c3f954566
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/40gt46gCYGircjNyXPAePO.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/40gt46gCYGircjNyXPAePO
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xaaa87298fd06dc1ffe6e44f438cd22c2f7b8ed85a3dadc51b8a7873c3f954566","isrc":"JPI101500968","name":"一歩ずつ前へ","registered_at":"2026-06-23T01:33:28Z","spotify_id":"40gt46gCYGircjNyXPAePO","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaaa87298fd06dc1ffe6e44f438cd22c2f7b8ed85a3dadc51b8a7873c3f954566. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/40gt46gCYGircjNyXPAePO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/40gt46gCYGircjNyXPAePO.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xaaa87298fd06dc1ffe6e44f438cd22c2f7b8ed85a3dadc51b8a7873c3f954566","isrc":"JPI101500968","name":"一歩ずつ前へ","registered_at":"2026-06-23T01:33:28Z","spotify_id":"40gt46gCYGircjNyXPAePO","type":"track"}

プロヴァンスの風
type: MusicRecording
duration: PT3M30S
duration ms: 210026
explicit: false
by artist: 北宇治高校吹奏楽部
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500910
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T06:16:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbc06a640d83b4520ac9dfd5f11914065bd18b2bbe82ef888ec27804fd3072612
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2WoyDLJFwPqDjUP7sNOjLv.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2WoyDLJFwPqDjUP7sNOjLv
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbc06a640d83b4520ac9dfd5f11914065bd18b2bbe82ef888ec27804fd3072612","isrc":"JPI101500910","name":"プロヴァンスの風","registered_at":"2026-06-07T06:16:22Z","spotify_id":"2WoyDLJFwPqDjUP7sNOjLv","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc06a640d83b4520ac9dfd5f11914065bd18b2bbe82ef888ec27804fd3072612. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2WoyDLJFwPqDjUP7sNOjLv.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2WoyDLJFwPqDjUP7sNOjLv.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xbc06a640d83b4520ac9dfd5f11914065bd18b2bbe82ef888ec27804fd3072612","isrc":"JPI101500910","name":"プロヴァンスの風","registered_at":"2026-06-07T06:16:22Z","spotify_id":"2WoyDLJFwPqDjUP7sNOjLv","type":"track"}

等身大の日々
type: MusicRecording
duration: PT2M5S
duration ms: 125626
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500871

他愛ない悩み事
type: MusicRecording
duration: PT2M9S
duration ms: 129613
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500872

心躍る未来
type: MusicRecording
duration: PT2M33S
duration ms: 153613
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500873
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T16:13:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0f9140b8a583e7667ab748ea5647591c8970d184b3e9db4f38f82a48335b0b24
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6SLamwj3Z9G3pQz3FLEbEw.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6SLamwj3Z9G3pQz3FLEbEw
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0f9140b8a583e7667ab748ea5647591c8970d184b3e9db4f38f82a48335b0b24","isrc":"JPI101500873","name":"心躍る未来","registered_at":"2026-06-26T16:13:47Z","spotify_id":"6SLamwj3Z9G3pQz3FLEbEw","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f9140b8a583e7667ab748ea5647591c8970d184b3e9db4f38f82a48335b0b24. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6SLamwj3Z9G3pQz3FLEbEw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6SLamwj3Z9G3pQz3FLEbEw.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x0f9140b8a583e7667ab748ea5647591c8970d184b3e9db4f38f82a48335b0b24","isrc":"JPI101500873","name":"心躍る未来","registered_at":"2026-06-26T16:13:47Z","spotify_id":"6SLamwj3Z9G3pQz3FLEbEw","type":"track"}

あがた祭り
type: MusicRecording
duration: PT2M58S
duration ms: 178800
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500874

青春の痛み
type: MusicRecording
duration: PT2M11S
duration ms: 131653
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500875

運命の流れ
type: MusicRecording
duration: PT2M12S
duration ms: 132013
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500876
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T04:47:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0bc3f8b4662969cfa17f3e5c16411958dec7035b173a03e63d93d563a01dd01d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0lkFttbXvLClh8wa6JHshw.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0lkFttbXvLClh8wa6JHshw
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0bc3f8b4662969cfa17f3e5c16411958dec7035b173a03e63d93d563a01dd01d","isrc":"JPI101500876","name":"運命の流れ","registered_at":"2026-06-11T04:47:24Z","spotify_id":"0lkFttbXvLClh8wa6JHshw","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0bc3f8b4662969cfa17f3e5c16411958dec7035b173a03e63d93d563a01dd01d. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0lkFttbXvLClh8wa6JHshw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0lkFttbXvLClh8wa6JHshw.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x0bc3f8b4662969cfa17f3e5c16411958dec7035b173a03e63d93d563a01dd01d","isrc":"JPI101500876","name":"運命の流れ","registered_at":"2026-06-11T04:47:24Z","spotify_id":"0lkFttbXvLClh8wa6JHshw","type":"track"}

伝えたい想い
type: MusicRecording
duration: PT3M3S
duration ms: 183426
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500877

意識の萌芽
type: MusicRecording
duration: PT2M29S
duration ms: 149173
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500878
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T13:01:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4c0b93357bbda71494d5561a6a75308966319529abc1bc61ccaf6a88001ca9f7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6aK8auWPKAwZXsyHmyBLYw.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6aK8auWPKAwZXsyHmyBLYw
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4c0b93357bbda71494d5561a6a75308966319529abc1bc61ccaf6a88001ca9f7","isrc":"JPI101500878","name":"意識の萌芽","registered_at":"2026-06-18T13:01:01Z","spotify_id":"6aK8auWPKAwZXsyHmyBLYw","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c0b93357bbda71494d5561a6a75308966319529abc1bc61ccaf6a88001ca9f7. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6aK8auWPKAwZXsyHmyBLYw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6aK8auWPKAwZXsyHmyBLYw.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x4c0b93357bbda71494d5561a6a75308966319529abc1bc61ccaf6a88001ca9f7","isrc":"JPI101500878","name":"意識の萌芽","registered_at":"2026-06-18T13:01:01Z","spotify_id":"6aK8auWPKAwZXsyHmyBLYw","type":"track"}

不信
type: MusicRecording
duration: PT1M51S
duration ms: 111693
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500879

亀裂
type: MusicRecording
duration: PT2M8S
duration ms: 128240
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500880

張り詰めた糸のように
type: MusicRecording
duration: PT2M9S
duration ms: 129772
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500881

衝突
type: MusicRecording
duration: PT2M2S
duration ms: 122026
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500882

青春の苦悩
type: MusicRecording
duration: PT2M6S
duration ms: 126946
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500883

追想
type: MusicRecording
duration: PT2M29S
duration ms: 149653
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500969
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T16:16:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x35c9fb64d12f0a27fd2bca657781f2c9021aec8f29fdb684aa950fb431758a10
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6T4eLMs0kul5foFwJymsWO.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6T4eLMs0kul5foFwJymsWO
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x35c9fb64d12f0a27fd2bca657781f2c9021aec8f29fdb684aa950fb431758a10","isrc":"JPI101500969","name":"追想","registered_at":"2026-06-26T16:16:20Z","spotify_id":"6T4eLMs0kul5foFwJymsWO","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35c9fb64d12f0a27fd2bca657781f2c9021aec8f29fdb684aa950fb431758a10. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6T4eLMs0kul5foFwJymsWO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6T4eLMs0kul5foFwJymsWO.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x35c9fb64d12f0a27fd2bca657781f2c9021aec8f29fdb684aa950fb431758a10","isrc":"JPI101500969","name":"追想","registered_at":"2026-06-26T16:16:20Z","spotify_id":"6T4eLMs0kul5foFwJymsWO","type":"track"}

微かな光
type: MusicRecording
duration: PT2M0S
duration ms: 120266
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500884
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T16:16:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcaeb8105b547c97246eabff39f5964a41c0e559a593547ee38b3d01409c8501e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/20tsiimQWd3RgLOj7dwUZ0.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/20tsiimQWd3RgLOj7dwUZ0
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xcaeb8105b547c97246eabff39f5964a41c0e559a593547ee38b3d01409c8501e","isrc":"JPI101500884","name":"微かな光","registered_at":"2026-06-26T16:16:58Z","spotify_id":"20tsiimQWd3RgLOj7dwUZ0","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcaeb8105b547c97246eabff39f5964a41c0e559a593547ee38b3d01409c8501e. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/20tsiimQWd3RgLOj7dwUZ0.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/20tsiimQWd3RgLOj7dwUZ0.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xcaeb8105b547c97246eabff39f5964a41c0e559a593547ee38b3d01409c8501e","isrc":"JPI101500884","name":"微かな光","registered_at":"2026-06-26T16:16:58Z","spotify_id":"20tsiimQWd3RgLOj7dwUZ0","type":"track"}

一途な瞳
type: MusicRecording
duration: PT2M27S
duration ms: 147586
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500885
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T16:15:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa92b8df7e3d0ec7f1472196c158b15b3d96ff233a391c5cab6d7ee5016fd61ea
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0xGwDNSypNnvIqXoex0OaY.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0xGwDNSypNnvIqXoex0OaY
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa92b8df7e3d0ec7f1472196c158b15b3d96ff233a391c5cab6d7ee5016fd61ea","isrc":"JPI101500885","name":"一途な瞳","registered_at":"2026-06-26T16:15:46Z","spotify_id":"0xGwDNSypNnvIqXoex0OaY","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa92b8df7e3d0ec7f1472196c158b15b3d96ff233a391c5cab6d7ee5016fd61ea. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0xGwDNSypNnvIqXoex0OaY.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0xGwDNSypNnvIqXoex0OaY.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xa92b8df7e3d0ec7f1472196c158b15b3d96ff233a391c5cab6d7ee5016fd61ea","isrc":"JPI101500885","name":"一途な瞳","registered_at":"2026-06-26T16:15:46Z","spotify_id":"0xGwDNSypNnvIqXoex0OaY","type":"track"}

重なる心
type: MusicRecording
duration: PT2M11S
duration ms: 131133
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500886
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T11:46:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x84e51c82e6dafb2954bdce230882240d3c1f607ec6738e72eb23b2ca3cd3a877
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7eYZUgquJIaw9hLW85rGm7.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7eYZUgquJIaw9hLW85rGm7
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x84e51c82e6dafb2954bdce230882240d3c1f607ec6738e72eb23b2ca3cd3a877","isrc":"JPI101500886","name":"重なる心","registered_at":"2026-06-18T11:46:24Z","spotify_id":"7eYZUgquJIaw9hLW85rGm7","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84e51c82e6dafb2954bdce230882240d3c1f607ec6738e72eb23b2ca3cd3a877. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7eYZUgquJIaw9hLW85rGm7.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7eYZUgquJIaw9hLW85rGm7.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x84e51c82e6dafb2954bdce230882240d3c1f607ec6738e72eb23b2ca3cd3a877","isrc":"JPI101500886","name":"重なる心","registered_at":"2026-06-18T11:46:24Z","spotify_id":"7eYZUgquJIaw9hLW85rGm7","type":"track"}

去来する想い
type: MusicRecording
duration: PT2M21S
duration ms: 141826
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500887
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T22:28:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9de70e034ceb62da211c48af779f961b1a1e252c2f22afd64edd3688623a5101
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7DjYPL1QsB7TzvC1gWpVQ5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7DjYPL1QsB7TzvC1gWpVQ5
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9de70e034ceb62da211c48af779f961b1a1e252c2f22afd64edd3688623a5101","isrc":"JPI101500887","name":"去来する想い","registered_at":"2026-06-22T22:28:36Z","spotify_id":"7DjYPL1QsB7TzvC1gWpVQ5","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9de70e034ceb62da211c48af779f961b1a1e252c2f22afd64edd3688623a5101. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7DjYPL1QsB7TzvC1gWpVQ5.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7DjYPL1QsB7TzvC1gWpVQ5.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x9de70e034ceb62da211c48af779f961b1a1e252c2f22afd64edd3688623a5101","isrc":"JPI101500887","name":"去来する想い","registered_at":"2026-06-22T22:28:36Z","spotify_id":"7DjYPL1QsB7TzvC1gWpVQ5","type":"track"}

トゥッティ！ - TV Size
type: MusicRecording
duration: PT1M32S
duration ms: 92480
explicit: false
by artist: 北宇治カルテット [黄前久美子 (CV.黒沢ともよ)、加藤葉月 (CV.朝井彩加)、川島緑輝 (CV.豊田萌絵)、高坂麗奈 (CV.安済知佳)]
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500888

DREAM SOLISTER - TV Size
type: MusicRecording
duration: PT1M52S
duration ms: 112880
explicit: false
by artist: TRUE
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500889
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T15:25:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe696eacd92531c275d45fb12c87a81a10da8a429dec20207d8aaca867e8efea1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0yZbnB0c0FGYoFq9P1b0yk.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0yZbnB0c0FGYoFq9P1b0yk
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe696eacd92531c275d45fb12c87a81a10da8a429dec20207d8aaca867e8efea1","isrc":"JPI101500889","name":"DREAM SOLISTER - TV Size","registered_at":"2026-06-25T15:25:49Z","spotify_id":"0yZbnB0c0FGYoFq9P1b0yk","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe696eacd92531c275d45fb12c87a81a10da8a429dec20207d8aaca867e8efea1. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0yZbnB0c0FGYoFq9P1b0yk.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0yZbnB0c0FGYoFq9P1b0yk.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xe696eacd92531c275d45fb12c87a81a10da8a429dec20207d8aaca867e8efea1","isrc":"JPI101500889","name":"DREAM SOLISTER - TV Size","registered_at":"2026-06-25T15:25:49Z","spotify_id":"0yZbnB0c0FGYoFq9P1b0yk","type":"track"}

トランペット試し吹き
type: MusicRecording
duration: PT0M12S
duration ms: 12373
explicit: false
by artist: 高坂麗奈
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08

孤高のトランペット
type: MusicRecording
duration: PT0M20S
duration ms: 20120
explicit: false
by artist: 高坂麗奈
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08

奮起のトランペット
type: MusicRecording
duration: PT0M10S
duration ms: 10266
explicit: false
by artist: 高坂麗奈
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08

愉快なチューバ
type: MusicRecording
duration: PT0M18S
duration ms: 18573
explicit: false
by artist: ルビー川島
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08

増殖したチューバ
type: MusicRecording
duration: PT0M15S
duration ms: 15146
explicit: false
by artist: ルビー川島
by artist: プラチナダイヤモンド川島
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08

三日月の舞 トランペットソロパート・オーディション - 香織
type: MusicRecording
duration: PT0M51S
duration ms: 51733
explicit: false
by artist: 中世古香織
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500895
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T19:19:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb73a153634e48f98fab18303b5f2552c44ed7aca08f7aa3776969ed81479a2bb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956351
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956351
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0RQRXS6emzlcSGP2mfzrEC.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0RQRXS6emzlcSGP2mfzrEC
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb73a153634e48f98fab18303b5f2552c44ed7aca08f7aa3776969ed81479a2bb","isrc":"JPI101500895","name":"三日月の舞 トランペットソロパート・オーディション - 香織","registered_at":"2026-06-26T19:19:36Z","spotify_id":"0RQRXS6emzlcSGP2mfzrEC","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb73a153634e48f98fab18303b5f2552c44ed7aca08f7aa3776969ed81479a2bb. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0RQRXS6emzlcSGP2mfzrEC.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0RQRXS6emzlcSGP2mfzrEC.
  date published: 2026-07-02T11:38:34Z
  text: {"copyright_id":"0xb73a153634e48f98fab18303b5f2552c44ed7aca08f7aa3776969ed81479a2bb","isrc":"JPI101500895","name":"三日月の舞 トランペットソロパート・オーディション - 香織","registered_at":"2026-06-26T19:19:36Z","spotify_id":"0RQRXS6emzlcSGP2mfzrEC","type":"track"}

三日月の舞 トランペットソロパート・オーディション - 麗奈
type: MusicRecording
duration: PT1M5S
duration ms: 65813
explicit: false
by artist: 高坂麗奈
in album: TVアニメ『響け！ユーフォニアム』オリジナルサウンドトラック「おもいでミュージック」 (Incomplete Edition)
  type: MusicAlbum
  date published: 2015-07-08
isrc code: JPI101500896
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T07:35:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x05e052759230951dbadb9dd6fc77bea42cfab590b66d20f494a3165e9bece268
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/19QB6Z6agSihnl7Rid9QDI.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/19QB6Z6agSihnl7Rid9QDI
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x05e052759230951dbadb9dd6fc77bea42cfab590b66d20f494a3165e9bece268","isrc":"JPI101500896","name":"三日月の舞 トランペットソロパート・オーディション - 麗奈","registered_at":"2026-06-19T07:35:40Z","spotify_id":"19QB6Z6agSihnl7Rid9QDI","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x05e052759230951dbadb9dd6fc77bea42cfab590b66d20f494a3165e9bece268. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/19QB6Z6agSihnl7Rid9QDI.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/19QB6Z6agSihnl7Rid9QDI.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x05e052759230951dbadb9dd6fc77bea42cfab590b66d20f494a3165e9bece268","isrc":"JPI101500896","name":"三日月の舞 トランペットソロパート・オーディション - 麗奈","registered_at":"2026-06-19T07:35:40Z","spotify_id":"19QB6Z6agSihnl7Rid9QDI","type":"track"}

VIOLET EVERGARDEN VOCAL ALBUM Song letters
type: MusicAlbum
date published: 2018-03-28
track: Sincerely
  type: MusicRecording
  duration: PT4M36S
  duration ms: 276240
  explicit: false
  by artist: TRUE
  in album: VIOLET EVERGARDEN VOCAL ALBUM Song letters
    type: MusicAlbum
    date published: 2018-03-28
  isrc code: JPI101702999
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T14:46:09+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0dd0ba0765dfa99a0c4330d7e5df7467ac57f554cf4a5223e9297af088baa79a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953536
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953536
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/64ZwKMH4rbUI0dEuIFIfpW.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/64ZwKMH4rbUI0dEuIFIfpW
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dd0ba0765dfa99a0c4330d7e5df7467ac57f554cf4a5223e9297af088baa79a. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/64ZwKMH4rbUI0dEuIFIfpW.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/64ZwKMH4rbUI0dEuIFIfpW.
    date published: 2026-06-13T17:25:41Z
track: みちしるべ
  type: MusicRecording
  duration: PT4M46S
  duration ms: 286853
  explicit: false
  by artist: 茅原実里
  in album: VIOLET EVERGARDEN VOCAL ALBUM Song letters
    type: MusicAlbum
    date published: 2018-03-28
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  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T10:40:56+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x22c0945b405ea80ddd9e943051f5a5fb42c1cec1e326b46049f8000c7136c1b5
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953528
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4TJMjHHaRKXe5fsvKRw0uJ.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4TJMjHHaRKXe5fsvKRw0uJ
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x22c0945b405ea80ddd9e943051f5a5fb42c1cec1e326b46049f8000c7136c1b5","isrc":"JPI101703004","name":"みちしるべ","registered_at":"2026-06-04T10:40:56Z","spotify_id":"4TJMjHHaRKXe5fsvKRw0uJ","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22c0945b405ea80ddd9e943051f5a5fb42c1cec1e326b46049f8000c7136c1b5. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4TJMjHHaRKXe5fsvKRw0uJ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4TJMjHHaRKXe5fsvKRw0uJ.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x22c0945b405ea80ddd9e943051f5a5fb42c1cec1e326b46049f8000c7136c1b5","isrc":"JPI101703004","name":"みちしるべ","registered_at":"2026-06-04T10:40:56Z","spotify_id":"4TJMjHHaRKXe5fsvKRw0uJ","type":"track"}
track: Believe in...
  type: MusicRecording
  duration: PT3M55S
  duration ms: 235413
  explicit: false
  by artist: 結城アイラ
  in album: VIOLET EVERGARDEN VOCAL ALBUM Song letters
    type: MusicAlbum
    date published: 2018-03-28
  isrc code: JPI101800788
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T22:33:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4dafb2b9d9464f4b6930dca111985ca6d43ea389b8721a5bc240440d7a6ce348
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953515
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953515
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/0Dl2E2T8frwPItTX4Jczjp.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0Dl2E2T8frwPItTX4Jczjp
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x4dafb2b9d9464f4b6930dca111985ca6d43ea389b8721a5bc240440d7a6ce348","isrc":"JPI101800788","name":"Believe in...","registered_at":"2026-06-06T22:33:17Z","spotify_id":"0Dl2E2T8frwPItTX4Jczjp","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4dafb2b9d9464f4b6930dca111985ca6d43ea389b8721a5bc240440d7a6ce348. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0Dl2E2T8frwPItTX4Jczjp.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0Dl2E2T8frwPItTX4Jczjp.
    date published: 2026-06-13T12:53:06Z
    text: {"copyright_id":"0x4dafb2b9d9464f4b6930dca111985ca6d43ea389b8721a5bc240440d7a6ce348","isrc":"JPI101800788","name":"Believe in...","registered_at":"2026-06-06T22:33:17Z","spotify_id":"0Dl2E2T8frwPItTX4Jczjp","type":"track"}
track: The Songstress Aria
  type: MusicRecording
  duration: PT1M5S
  duration ms: 65519
  explicit: false
  by artist: TRUE
  in album: VIOLET EVERGARDEN VOCAL ALBUM Song letters
    type: MusicAlbum
    date published: 2018-03-28
  isrc code: JPI101800642
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T16:05:53+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7e0da30cab5308c7b676c2d875a315781b087699b3ff801e4001e017daf8ec9f
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956349
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956349
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/0l5MiSDRgdAlUnGxnpzsex.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0l5MiSDRgdAlUnGxnpzsex
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:34:59Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x7e0da30cab5308c7b676c2d875a315781b087699b3ff801e4001e017daf8ec9f","isrc":"JPI101800642","name":"The Songstress Aria","registered_at":"2026-06-06T16:05:53Z","spotify_id":"0l5MiSDRgdAlUnGxnpzsex","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e0da30cab5308c7b676c2d875a315781b087699b3ff801e4001e017daf8ec9f. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0l5MiSDRgdAlUnGxnpzsex.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0l5MiSDRgdAlUnGxnpzsex.
    date published: 2026-07-02T11:34:59Z
    text: {"copyright_id":"0x7e0da30cab5308c7b676c2d875a315781b087699b3ff801e4001e017daf8ec9f","isrc":"JPI101800642","name":"The Songstress Aria","registered_at":"2026-06-06T16:05:53Z","spotify_id":"0l5MiSDRgdAlUnGxnpzsex","type":"track"}
track: Letter
  type: MusicRecording
  duration: PT3M40S
  duration ms: 220826
  explicit: false
  by artist: TRUE
  in album: VIOLET EVERGARDEN VOCAL ALBUM Song letters
    type: MusicAlbum
    date published: 2018-03-28
  isrc code: JPI101800789
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: 未来のひとへ
track: 女神の祈り -Requiem-
track: Honest Times
track: Lost child
track: Violet Snow - Original Ver.
track: Violet Snow - America Ver.
track: Violet Snow - France Ver.
track: Violet Snow - China Ver.
track: Violet Snow - Korea Ver.

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-04T13:45:05+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x1efaba03b3e5eb261ae3853a6e02fdabed7bcf3abaa11f58b8701fed8e51a543

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953528

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/953528

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/1ZLbC3gVh5Snn1qYGofvDl.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1ZLbC3gVh5Snn1qYGofvDl

OTSTimestamp
type: PropertyValue
value: 2026-06-13T15:41:10Z

OTSCanonicalRecord
type: PropertyValue

OTSVerifyInstructions
type: PropertyValue
value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1efaba03b3e5eb261ae3853a6e02fdabed7bcf3abaa11f58b8701fed8e51a543. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1ZLbC3gVh5Snn1qYGofvDl.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1ZLbC3gVh5Snn1qYGofvDl.
date published: 2026-06-13T15:41:10Z

未来のひとへ
type: MusicRecording
duration: PT3M52S
duration ms: 232013
explicit: false
by artist: TRUE
in album: VIOLET EVERGARDEN VOCAL ALBUM Song letters
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800790
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T04:42:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x197edaa4ecf6818b8335fa56563bc7b93fd45bc3c83513a6efbc2e1150bae1d8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3q0CR5zwFoIouTm8FtQ5hn.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3q0CR5zwFoIouTm8FtQ5hn
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x197edaa4ecf6818b8335fa56563bc7b93fd45bc3c83513a6efbc2e1150bae1d8","isrc":"JPI101800790","name":"未来のひとへ","registered_at":"2026-06-11T04:42:26Z","spotify_id":"3q0CR5zwFoIouTm8FtQ5hn","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x197edaa4ecf6818b8335fa56563bc7b93fd45bc3c83513a6efbc2e1150bae1d8. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3q0CR5zwFoIouTm8FtQ5hn.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3q0CR5zwFoIouTm8FtQ5hn.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x197edaa4ecf6818b8335fa56563bc7b93fd45bc3c83513a6efbc2e1150bae1d8","isrc":"JPI101800790","name":"未来のひとへ","registered_at":"2026-06-11T04:42:26Z","spotify_id":"3q0CR5zwFoIouTm8FtQ5hn","type":"track"}

女神の祈り -Requiem-
type: MusicRecording
duration: PT5M23S
duration ms: 323680
explicit: false
by artist: 茅原実里
in album: VIOLET EVERGARDEN VOCAL ALBUM Song letters
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800791
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T22:42:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa11d97a94f67abf64e7d56619870631362e8db1547cb5bfbe0ea1a6a889d007b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2rfgm3S7cvQppWQQkRY2Z7.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2rfgm3S7cvQppWQQkRY2Z7
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa11d97a94f67abf64e7d56619870631362e8db1547cb5bfbe0ea1a6a889d007b","isrc":"JPI101800791","name":"女神の祈り -Requiem-","registered_at":"2026-06-22T22:42:20Z","spotify_id":"2rfgm3S7cvQppWQQkRY2Z7","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa11d97a94f67abf64e7d56619870631362e8db1547cb5bfbe0ea1a6a889d007b. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2rfgm3S7cvQppWQQkRY2Z7.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2rfgm3S7cvQppWQQkRY2Z7.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xa11d97a94f67abf64e7d56619870631362e8db1547cb5bfbe0ea1a6a889d007b","isrc":"JPI101800791","name":"女神の祈り -Requiem-","registered_at":"2026-06-22T22:42:20Z","spotify_id":"2rfgm3S7cvQppWQQkRY2Z7","type":"track"}

Honest Times
type: MusicRecording
duration: PT4M55S
duration ms: 295706
explicit: false
by artist: 結城アイラ
in album: VIOLET EVERGARDEN VOCAL ALBUM Song letters
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800792
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T21:12:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x216babc1f3483e80fd79cf0be7731aeb1c1beead10f30fd7798ae2349653b636
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/441yvNud52cN2KRelI03Db.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/441yvNud52cN2KRelI03Db
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x216babc1f3483e80fd79cf0be7731aeb1c1beead10f30fd7798ae2349653b636","isrc":"JPI101800792","name":"Honest Times","registered_at":"2026-06-20T21:12:01Z","spotify_id":"441yvNud52cN2KRelI03Db","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x216babc1f3483e80fd79cf0be7731aeb1c1beead10f30fd7798ae2349653b636. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/441yvNud52cN2KRelI03Db.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/441yvNud52cN2KRelI03Db.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x216babc1f3483e80fd79cf0be7731aeb1c1beead10f30fd7798ae2349653b636","isrc":"JPI101800792","name":"Honest Times","registered_at":"2026-06-20T21:12:01Z","spotify_id":"441yvNud52cN2KRelI03Db","type":"track"}

Lost child
type: MusicRecording
duration: PT4M42S
duration ms: 282253
explicit: false
by artist: TRUE
by artist: 茅原実里
in album: VIOLET EVERGARDEN VOCAL ALBUM Song letters
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800793
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T15:40:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc22914604ace458345760e097a7308b12058b7a82969524c8e44e6359589ee74
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4ElvBUZ1vURi6bcbLIcop4.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ElvBUZ1vURi6bcbLIcop4
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc22914604ace458345760e097a7308b12058b7a82969524c8e44e6359589ee74","isrc":"JPI101800793","name":"Lost child","registered_at":"2026-06-10T15:40:53Z","spotify_id":"4ElvBUZ1vURi6bcbLIcop4","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc22914604ace458345760e097a7308b12058b7a82969524c8e44e6359589ee74. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4ElvBUZ1vURi6bcbLIcop4.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ElvBUZ1vURi6bcbLIcop4.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xc22914604ace458345760e097a7308b12058b7a82969524c8e44e6359589ee74","isrc":"JPI101800793","name":"Lost child","registered_at":"2026-06-10T15:40:53Z","spotify_id":"4ElvBUZ1vURi6bcbLIcop4","type":"track"}

Violet Snow - Original Ver.
type: MusicRecording
duration: PT3M29S
duration ms: 209586
explicit: false
by artist: 結城アイラ
in album: VIOLET EVERGARDEN VOCAL ALBUM Song letters
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800794
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T18:37:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8657ad7feae0ca04f9751b3ca88e31f6332cf1b71e2de88842f1541289f5cc64
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/27LhV4J4LBLbPKqFslBk04.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/27LhV4J4LBLbPKqFslBk04
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8657ad7feae0ca04f9751b3ca88e31f6332cf1b71e2de88842f1541289f5cc64","isrc":"JPI101800794","name":"Violet Snow - Original Ver.","registered_at":"2026-06-07T18:37:54Z","spotify_id":"27LhV4J4LBLbPKqFslBk04","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8657ad7feae0ca04f9751b3ca88e31f6332cf1b71e2de88842f1541289f5cc64. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/27LhV4J4LBLbPKqFslBk04.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/27LhV4J4LBLbPKqFslBk04.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x8657ad7feae0ca04f9751b3ca88e31f6332cf1b71e2de88842f1541289f5cc64","isrc":"JPI101800794","name":"Violet Snow - Original Ver.","registered_at":"2026-06-07T18:37:54Z","spotify_id":"27LhV4J4LBLbPKqFslBk04","type":"track"}

Violet Snow - America Ver.
type: MusicRecording
duration: PT3M29S
duration ms: 209573
explicit: false
by artist: Kate Higgins
in album: VIOLET EVERGARDEN VOCAL ALBUM Song letters
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800795
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T04:40:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1f3968273f92423db055a3fb418815ed8b60b12324f44096a153673225c91b1c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2x6AB6K13xNlVWytIVtabv.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2x6AB6K13xNlVWytIVtabv
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1f3968273f92423db055a3fb418815ed8b60b12324f44096a153673225c91b1c","isrc":"JPI101800795","name":"Violet Snow - America Ver.","registered_at":"2026-06-11T04:40:38Z","spotify_id":"2x6AB6K13xNlVWytIVtabv","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f3968273f92423db055a3fb418815ed8b60b12324f44096a153673225c91b1c. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2x6AB6K13xNlVWytIVtabv.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2x6AB6K13xNlVWytIVtabv.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x1f3968273f92423db055a3fb418815ed8b60b12324f44096a153673225c91b1c","isrc":"JPI101800795","name":"Violet Snow - America Ver.","registered_at":"2026-06-11T04:40:38Z","spotify_id":"2x6AB6K13xNlVWytIVtabv","type":"track"}

Violet Snow - France Ver.
type: MusicRecording
duration: PT3M29S
duration ms: 209573
explicit: false
by artist: Michelle Michina
in album: VIOLET EVERGARDEN VOCAL ALBUM Song letters
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800796
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T07:25:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x01fafced94dea58c42336a23d35f8cdd830b8b8af91559fd2d0cd61966c56fb9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4Nfiid0CGpwTLXbhxrrL83.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4Nfiid0CGpwTLXbhxrrL83
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x01fafced94dea58c42336a23d35f8cdd830b8b8af91559fd2d0cd61966c56fb9","isrc":"JPI101800796","name":"Violet Snow - France Ver.","registered_at":"2026-06-19T07:25:33Z","spotify_id":"4Nfiid0CGpwTLXbhxrrL83","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x01fafced94dea58c42336a23d35f8cdd830b8b8af91559fd2d0cd61966c56fb9. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4Nfiid0CGpwTLXbhxrrL83.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4Nfiid0CGpwTLXbhxrrL83.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x01fafced94dea58c42336a23d35f8cdd830b8b8af91559fd2d0cd61966c56fb9","isrc":"JPI101800796","name":"Violet Snow - France Ver.","registered_at":"2026-06-19T07:25:33Z","spotify_id":"4Nfiid0CGpwTLXbhxrrL83","type":"track"}

Violet Snow - China Ver.
type: MusicRecording
duration: PT3M29S
duration ms: 209573
explicit: false
by artist: 利得彙
in album: VIOLET EVERGARDEN VOCAL ALBUM Song letters
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800797
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T05:01:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xedd9216d078ab83aa8b7fd60c207dc5dc6a49cb9184e92873929154c53959336
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6gjFDeQgupyzRsjm8xWieZ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6gjFDeQgupyzRsjm8xWieZ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xedd9216d078ab83aa8b7fd60c207dc5dc6a49cb9184e92873929154c53959336","isrc":"JPI101800797","name":"Violet Snow - China Ver.","registered_at":"2026-06-19T05:01:35Z","spotify_id":"6gjFDeQgupyzRsjm8xWieZ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xedd9216d078ab83aa8b7fd60c207dc5dc6a49cb9184e92873929154c53959336. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6gjFDeQgupyzRsjm8xWieZ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6gjFDeQgupyzRsjm8xWieZ.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xedd9216d078ab83aa8b7fd60c207dc5dc6a49cb9184e92873929154c53959336","isrc":"JPI101800797","name":"Violet Snow - China Ver.","registered_at":"2026-06-19T05:01:35Z","spotify_id":"6gjFDeQgupyzRsjm8xWieZ","type":"track"}

Violet Snow - Korea Ver.
type: MusicRecording
duration: PT3M32S
duration ms: 212813
explicit: false
by artist: カン・ミンジュ
in album: VIOLET EVERGARDEN VOCAL ALBUM Song letters
  type: MusicAlbum
  date published: 2018-03-28
isrc code: JPI101800798
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T03:06:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x53c19bbeaedca75a66a49f0eceb8d4f9c067d713946cb35926352f832afc0283
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7BviuhhvbcaZMeVkIdr4f3.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7BviuhhvbcaZMeVkIdr4f3
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x53c19bbeaedca75a66a49f0eceb8d4f9c067d713946cb35926352f832afc0283","isrc":"JPI101800798","name":"Violet Snow - Korea Ver.","registered_at":"2026-06-20T03:06:40Z","spotify_id":"7BviuhhvbcaZMeVkIdr4f3","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x53c19bbeaedca75a66a49f0eceb8d4f9c067d713946cb35926352f832afc0283. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7BviuhhvbcaZMeVkIdr4f3.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7BviuhhvbcaZMeVkIdr4f3.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x53c19bbeaedca75a66a49f0eceb8d4f9c067d713946cb35926352f832afc0283","isrc":"JPI101800798","name":"Violet Snow - Korea Ver.","registered_at":"2026-06-20T03:06:40Z","spotify_id":"7BviuhhvbcaZMeVkIdr4f3","type":"track"}

みちしるべ
type: MusicAlbum
date published: 2018-01-31
track: みちしるべ
  type: MusicRecording
  duration: PT4M47S
  duration ms: 287706
  explicit: false
  by artist: 茅原実里
  in album: みちしるべ
    type: MusicAlbum
    date published: 2018-01-31
  isrc code: JPI101703004
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T10:40:56+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x22c0945b405ea80ddd9e943051f5a5fb42c1cec1e326b46049f8000c7136c1b5
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953513
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953513
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/5KpUgOcUVkO1nA8H50pf9q.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5KpUgOcUVkO1nA8H50pf9q
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x22c0945b405ea80ddd9e943051f5a5fb42c1cec1e326b46049f8000c7136c1b5","isrc":"JPI101703004","name":"みちしるべ","registered_at":"2026-06-04T10:40:56Z","spotify_id":"5KpUgOcUVkO1nA8H50pf9q","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22c0945b405ea80ddd9e943051f5a5fb42c1cec1e326b46049f8000c7136c1b5. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5KpUgOcUVkO1nA8H50pf9q.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5KpUgOcUVkO1nA8H50pf9q.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x22c0945b405ea80ddd9e943051f5a5fb42c1cec1e326b46049f8000c7136c1b5","isrc":"JPI101703004","name":"みちしるべ","registered_at":"2026-06-04T10:40:56Z","spotify_id":"5KpUgOcUVkO1nA8H50pf9q","type":"track"}
track: 憧れは流星のように
  type: MusicRecording
  duration: PT6M4S
  duration ms: 364026
  explicit: false
  by artist: 茅原実里
  in album: みちしるべ
    type: MusicAlbum
    date published: 2018-01-31
  isrc code: JPI101703005
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T08:02:57+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xde436eff28debc907305e2fcabe34b76a4b50e2d66f89d3b9b21873074bc2289
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/79iSx9TveaY8EzrCG06Qj1.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/79iSx9TveaY8EzrCG06Qj1
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xde436eff28debc907305e2fcabe34b76a4b50e2d66f89d3b9b21873074bc2289","isrc":"JPI101703005","name":"憧れは流星のように","registered_at":"2026-06-24T08:02:57Z","spotify_id":"79iSx9TveaY8EzrCG06Qj1","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde436eff28debc907305e2fcabe34b76a4b50e2d66f89d3b9b21873074bc2289. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/79iSx9TveaY8EzrCG06Qj1.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/79iSx9TveaY8EzrCG06Qj1.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0xde436eff28debc907305e2fcabe34b76a4b50e2d66f89d3b9b21873074bc2289","isrc":"JPI101703005","name":"憧れは流星のように","registered_at":"2026-06-24T08:02:57Z","spotify_id":"79iSx9TveaY8EzrCG06Qj1","type":"track"}
track: White ambitions
  type: MusicRecording
  duration: PT3M22S
  duration ms: 202146
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  subject of: OpenTimestamps Proof of Existence
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TVアニメ『終末なにしてますか？忙しいですか？救ってもらっていいですか？』オリジナルサウンドトラック「青い記憶」
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date published: 2017-07-12
track: DEAREST DROP - TV size
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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    date published: 2026-06-13T17:25:41Z
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track: 街の喧騒
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track: フロム - TV size
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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    date published: 2026-07-02T03:55:08Z
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track: 人々の営み
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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track: キレのある追い詰められ感
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track: Scarborough Fair
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  subject of: OpenTimestamps Proof of Existence
track: 妖精倉庫の日常
track: キネマ - TV size
track: 妖精倉庫のにぎやかイベント
track: Call you
track: 静かな時間
track: Ever be my love
track: 力強い軍隊
track: 小さな恋心
track: 飛空艇と冒険
track: 切ない恋心
track: 旅立ち
track: 跳ね回る恋心
track: 家事は戦い
track: 冬の日々
track: Always in my heart - Violin
track: 奇跡の瞬間
track: 失われていく自分
track: 尽きる命
track: 愛しい人との時間
track: 暖かな希望
track: 溢れる父性
track: 不穏な空気
track: 過去への後悔
track: 獣の進撃
track: 怒りの感情
track: ダグウェポン
track: エルクの空間
track: 必死の特攻
track: のんびりふんわり女の子
track: 荒ぶる魔力
track: 騒がしい子どもたち
track: 最終に向かって
track: いたずらまみれ
track: 伝承される魂
track: 過剰にキュート
track: 悲しき妖精の定め
track: 養育院での日々
track: 高潔な志
track: 失いがたい仲間たち
track: これぞムーディ
track: 滅びの地
track: 遺跡群

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OTSVerificationAPI
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OTSTimestamp
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OTSVerifyInstructions
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value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x385000b6edb0e87f8829f521ccdd28a0b37c16feb8c2179ee831daee8b3f94ed. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1GQXBCsaHRE0mJndCdmpbr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1GQXBCsaHRE0mJndCdmpbr.
date published: 2026-06-13T12:47:07Z
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妖精倉庫の日常
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キネマ - TV size
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妖精倉庫のにぎやかイベント
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Call you
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x40dc27c343931b01717252446216ae5da7d6174cfe7e57d39a8028c57e49e1fb. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5uslgYYxJSe6HdGCjoWCkb.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5uslgYYxJSe6HdGCjoWCkb.
  date published: 2026-06-13T17:25:41Z
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静かな時間
type: MusicRecording
duration: PT2M16S
duration ms: 136320
explicit: false
by artist: 加藤達也
in album: TVアニメ『終末なにしてますか？忙しいですか？救ってもらっていいですか？』オリジナルサウンドトラック「青い記憶」
  type: MusicAlbum
  date published: 2017-07-12
isrc code: JPI101701132

Ever be my love
type: MusicRecording
duration: PT3M1S
duration ms: 181946
explicit: false
by artist: 山田タマル
in album: TVアニメ『終末なにしてますか？忙しいですか？救ってもらっていいですか？』オリジナルサウンドトラック「青い記憶」
  type: MusicAlbum
  date published: 2017-07-12
isrc code: JPI101701107
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T16:41:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3c04da52b7dd8b6e832a6d37aada39f594570bb091ca8bbd833e025c3c2effc8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5rXFUIXE6RiKwAnqKSjBQh.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5rXFUIXE6RiKwAnqKSjBQh
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3c04da52b7dd8b6e832a6d37aada39f594570bb091ca8bbd833e025c3c2effc8","isrc":"JPI101701107","name":"Ever be my love","registered_at":"2026-06-06T16:41:19Z","spotify_id":"5rXFUIXE6RiKwAnqKSjBQh","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c04da52b7dd8b6e832a6d37aada39f594570bb091ca8bbd833e025c3c2effc8. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5rXFUIXE6RiKwAnqKSjBQh.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5rXFUIXE6RiKwAnqKSjBQh.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x3c04da52b7dd8b6e832a6d37aada39f594570bb091ca8bbd833e025c3c2effc8","isrc":"JPI101701107","name":"Ever be my love","registered_at":"2026-06-06T16:41:19Z","spotify_id":"5rXFUIXE6RiKwAnqKSjBQh","type":"track"}

力強い軍隊
type: MusicRecording
duration: PT2M37S
duration ms: 157040
explicit: false
by artist: 加藤達也
in album: TVアニメ『終末なにしてますか？忙しいですか？救ってもらっていいですか？』オリジナルサウンドトラック「青い記憶」
  type: MusicAlbum
  date published: 2017-07-12
isrc code: JPI101701133

小さな恋心
type: MusicRecording
duration: PT2M2S
duration ms: 122586
explicit: false
by artist: 加藤達也
in album: TVアニメ『終末なにしてますか？忙しいですか？救ってもらっていいですか？』オリジナルサウンドトラック「青い記憶」
  type: MusicAlbum
  date published: 2017-07-12
isrc code: JPI101701108
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T07:52:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1a735fe344b9fa217d96595805711317194a57452cdf677d150e883af7e13924
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4gdn0Z22Iv7Hr4bQAQDVoC.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4gdn0Z22Iv7Hr4bQAQDVoC
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1a735fe344b9fa217d96595805711317194a57452cdf677d150e883af7e13924","isrc":"JPI101701108","name":"小さな恋心","registered_at":"2026-06-25T07:52:06Z","spotify_id":"4gdn0Z22Iv7Hr4bQAQDVoC","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a735fe344b9fa217d96595805711317194a57452cdf677d150e883af7e13924. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4gdn0Z22Iv7Hr4bQAQDVoC.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4gdn0Z22Iv7Hr4bQAQDVoC.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x1a735fe344b9fa217d96595805711317194a57452cdf677d150e883af7e13924","isrc":"JPI101701108","name":"小さな恋心","registered_at":"2026-06-25T07:52:06Z","spotify_id":"4gdn0Z22Iv7Hr4bQAQDVoC","type":"track"}

飛空艇と冒険
type: MusicRecording
duration: PT3M30S
duration ms: 210053
explicit: false
by artist: 加藤達也
in album: TVアニメ『終末なにしてますか？忙しいですか？救ってもらっていいですか？』オリジナルサウンドトラック「青い記憶」
  type: MusicAlbum
  date published: 2017-07-12
isrc code: JPI101701134

切ない恋心
type: MusicRecording
duration: PT3M15S
duration ms: 195986
explicit: false
by artist: 加藤達也
in album: TVアニメ『終末なにしてますか？忙しいですか？救ってもらっていいですか？』オリジナルサウンドトラック「青い記憶」
  type: MusicAlbum
  date published: 2017-07-12
isrc code: JPI101701109
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T22:44:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfa5765ea69204a7f04f42ce5679b67910253eccaee7b59a36c264a0b592de422
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5tenhJYHwjSQkoT6lJUmld.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5tenhJYHwjSQkoT6lJUmld
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfa5765ea69204a7f04f42ce5679b67910253eccaee7b59a36c264a0b592de422","isrc":"JPI101701109","name":"切ない恋心","registered_at":"2026-06-17T22:44:18Z","spotify_id":"5tenhJYHwjSQkoT6lJUmld","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa5765ea69204a7f04f42ce5679b67910253eccaee7b59a36c264a0b592de422. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5tenhJYHwjSQkoT6lJUmld.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5tenhJYHwjSQkoT6lJUmld.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xfa5765ea69204a7f04f42ce5679b67910253eccaee7b59a36c264a0b592de422","isrc":"JPI101701109","name":"切ない恋心","registered_at":"2026-06-17T22:44:18Z","spotify_id":"5tenhJYHwjSQkoT6lJUmld","type":"track"}

旅立ち
type: MusicRecording
duration: PT2M49S
duration ms: 169386
explicit: false
by artist: 加藤達也
in album: TVアニメ『終末なにしてますか？忙しいですか？救ってもらっていいですか？』オリジナルサウンドトラック「青い記憶」
  type: MusicAlbum
  date published: 2017-07-12
isrc code: JPI101701135

跳ね回る恋心
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duration: PT2M9S
duration ms: 129226
explicit: false
by artist: 加藤達也
in album: TVアニメ『終末なにしてますか？忙しいですか？救ってもらっていいですか？』オリジナルサウンドトラック「青い記憶」
  type: MusicAlbum
  date published: 2017-07-12
isrc code: JPI101701110

家事は戦い
type: MusicRecording
duration: PT2M14S
duration ms: 134560
explicit: false
by artist: 加藤達也
in album: TVアニメ『終末なにしてますか？忙しいですか？救ってもらっていいですか？』オリジナルサウンドトラック「青い記憶」
  type: MusicAlbum
  date published: 2017-07-12
isrc code: JPI101701136

Always in my heart
type: MusicRecording
duration: PT3M55S
duration ms: 235506
explicit: false
by artist: 加藤達也
in album: TVアニメ『終末なにしてますか？忙しいですか？救ってもらっていいですか？』オリジナルサウンドトラック「青い記憶」
  type: MusicAlbum
  date published: 2017-07-12
isrc code: JPI101701111
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T23:30:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x749e8b98c4c5562744102e65e2e10a078cc136291eb3f62d0f1b768ff6fc6c92
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7uPIphpZxn60Qylpd5znC5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7uPIphpZxn60Qylpd5znC5
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x749e8b98c4c5562744102e65e2e10a078cc136291eb3f62d0f1b768ff6fc6c92","isrc":"JPI101701111","name":"Always in my heart","registered_at":"2026-06-20T23:30:55Z","spotify_id":"7uPIphpZxn60Qylpd5znC5","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x749e8b98c4c5562744102e65e2e10a078cc136291eb3f62d0f1b768ff6fc6c92. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7uPIphpZxn60Qylpd5znC5.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7uPIphpZxn60Qylpd5znC5.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x749e8b98c4c5562744102e65e2e10a078cc136291eb3f62d0f1b768ff6fc6c92","isrc":"JPI101701111","name":"Always in my heart","registered_at":"2026-06-20T23:30:55Z","spotify_id":"7uPIphpZxn60Qylpd5znC5","type":"track"}

冬の日々
type: MusicRecording
duration: PT2M17S
duration ms: 137720
explicit: false
by artist: 加藤達也
in album: TVアニメ『終末なにしてますか？忙しいですか？救ってもらっていいですか？』オリジナルサウンドトラック「青い記憶」
  type: MusicAlbum
  date published: 2017-07-12
isrc code: JPI101701137

Always in my heart - Violin
type: MusicRecording
duration: PT3M55S
duration ms: 235506
explicit: false
by artist: 加藤達也
in album: TVアニメ『終末なにしてますか？忙しいですか？救ってもらっていいですか？』オリジナルサウンドトラック「青い記憶」
  type: MusicAlbum
  date published: 2017-07-12
isrc code: JPI101701112
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T22:43:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xef9e3cc257fd88f64810ab0d7d112f2f2155715cbb55056520699f7e2a60be42
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6AdtUoBKQPYjbNFyZ72Hlk.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6AdtUoBKQPYjbNFyZ72Hlk
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xef9e3cc257fd88f64810ab0d7d112f2f2155715cbb55056520699f7e2a60be42","isrc":"JPI101701112","name":"Always in my heart - Violin","registered_at":"2026-06-17T22:43:57Z","spotify_id":"6AdtUoBKQPYjbNFyZ72Hlk","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef9e3cc257fd88f64810ab0d7d112f2f2155715cbb55056520699f7e2a60be42. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6AdtUoBKQPYjbNFyZ72Hlk.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6AdtUoBKQPYjbNFyZ72Hlk.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xef9e3cc257fd88f64810ab0d7d112f2f2155715cbb55056520699f7e2a60be42","isrc":"JPI101701112","name":"Always in my heart - Violin","registered_at":"2026-06-17T22:43:57Z","spotify_id":"6AdtUoBKQPYjbNFyZ72Hlk","type":"track"}

奇跡の瞬間
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duration: PT3M9S
duration ms: 189880
explicit: false
by artist: 加藤達也
in album: TVアニメ『終末なにしてますか？忙しいですか？救ってもらっていいですか？』オリジナルサウンドトラック「青い記憶」
  type: MusicAlbum
  date published: 2017-07-12
isrc code: JPI101701138

失われていく自分
type: MusicRecording
duration: PT2M6S
duration ms: 126106
explicit: false
by artist: 加藤達也
in album: TVアニメ『終末なにしてますか？忙しいですか？救ってもらっていいですか？』オリジナルサウンドトラック「青い記憶」
  type: MusicAlbum
  date published: 2017-07-12
isrc code: JPI101701113

尽きる命
type: MusicRecording
duration: PT2M23S
duration ms: 143920
explicit: false
by artist: 加藤達也
in album: TVアニメ『終末なにしてますか？忙しいですか？救ってもらっていいですか？』オリジナルサウンドトラック「青い記憶」
  type: MusicAlbum
  date published: 2017-07-12
isrc code: JPI101701139

愛しい人との時間
type: MusicRecording
duration: PT2M30S
duration ms: 150400
explicit: false
by artist: 加藤達也
in album: TVアニメ『終末なにしてますか？忙しいですか？救ってもらっていいですか？』オリジナルサウンドトラック「青い記憶」
  type: MusicAlbum
  date published: 2017-07-12
isrc code: JPI101701114
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T20:41:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0f441eb40e96e15000afc1d0433d08070268fdd6079a7da39468859eef9f4cd7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3n34oYJasCYVw3ix0XroIu.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3n34oYJasCYVw3ix0XroIu
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0f441eb40e96e15000afc1d0433d08070268fdd6079a7da39468859eef9f4cd7","isrc":"JPI101701114","name":"愛しい人との時間","registered_at":"2026-06-26T20:41:52Z","spotify_id":"3n34oYJasCYVw3ix0XroIu","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
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暖かな希望
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溢れる父性
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不穏な空気
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過去への後悔
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獣の進撃
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怒りの感情
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ダグウェポン
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エルクの空間
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必死の特攻
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のんびりふんわり女の子
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荒ぶる魔力
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騒がしい子どもたち
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最終に向かって
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いたずらまみれ
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伝承される魂
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過剰にキュート
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悲しき妖精の定め
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養育院での日々
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高潔な志
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失いがたい仲間たち
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これぞムーディ
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滅びの地
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遺跡群
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TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
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  subject of: OpenTimestamps Proof of Existence
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track: ムーンライト・セレナーデ (Wind Orchestra Ver.)
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  subject of: OpenTimestamps Proof of Existence
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track: 移りゆく季節
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  subject of: OpenTimestamps Proof of Existence
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  subject of: OpenTimestamps Proof of Existence
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    encoding format: application/vnd.opentimestamps.ots
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    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0xc7372f9157217bf1e815ee97c841eb76acf41de425bc33e3c70afcfba562fe2b","isrc":"JPI102402024","name":"ディスコ・キッド (OP Ver.)","registered_at":"2026-06-11T04:45:59Z","spotify_id":"2wcncMwytAqugo770OKAtv","type":"track"}
track: はじまる日常
  type: MusicRecording
  duration: PT2M13S
  duration ms: 133666
  explicit: false
  by artist: 松田彬人
  in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
    type: MusicAlbum
    date published: 2024-07-31
  isrc code: JPI102401989
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: ムーンライト・セレナーデ (真由 Ver.)
track: また新たな始まり
track: 恋
track: 試行錯誤
track: 雨夜の月
track: 夕暮れの葛藤
track: 蜻蛉奇譚
track: 通底する気持ち
track: 一年の詩 ～吹奏楽のための (参考音源 Ver.)
track: 特別でありたい
track: 愛の挨拶 (CD音源 Ver.)
track: 変わらないもの
track: 愛の挨拶 (緑輝と求 Ver.)
track: 私の存在
track: 子犬のワルツ
track: 意識の境地
track: 三百六十五歩のマーチ
track: 波紋
track: 青春の行く先
track: お互いの価値観
track: 信念の継承
track: 不和
track: そこに在る日々
track: 栄光への道
track: たゆたう思い
track: 荘重な瞬間
track: 重なる心
track: 運命の流れ
track: 伝えたい想い
track: 願いを胸に、心をひとつに
track: 繋いだ想いが花開く
track: 音色の彼方 (TV Size)
track: アイキャッチ第一回 クラリネット1
track: アイキャッチ第ニ回 クラリネット2
track: アイキャッチ第三回 オーボエ・ファゴット
track: アイキャッチ第四回 フルート・ピッコロ
track: アイキャッチ第五回 サクソフォン1
track: アイキャッチ第六回 サクソフォン2
track: アイキャッチ第七回 トランペット
track: アイキャッチ第八回 トロンボーン
track: アイキャッチ第九回 ホルン
track: アイキャッチ第十回 ユーフォニアム
track: アイキャッチ第十一回 チューバ
track: アイキャッチ第十二回 コントラバス
track: アイキャッチ最終回 パーカッション

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-26T16:13:33+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x13184963eba1d9155ab988d633e9ac62ca90e6621cfc3f8f6b06e3bcfea302df

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956304

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/956304

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/6LsbdSDNintRPgAweLtGop.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6LsbdSDNintRPgAweLtGop

OTSTimestamp
type: PropertyValue
value: 2026-07-02T03:55:08Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x13184963eba1d9155ab988d633e9ac62ca90e6621cfc3f8f6b06e3bcfea302df","isrc":"JPI102401989","name":"はじまる日常","registered_at":"2026-06-26T16:13:33Z","spotify_id":"6LsbdSDNintRPgAweLtGop","type":"track"}

OTSVerifyInstructions
type: PropertyValue
value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13184963eba1d9155ab988d633e9ac62ca90e6621cfc3f8f6b06e3bcfea302df. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6LsbdSDNintRPgAweLtGop.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6LsbdSDNintRPgAweLtGop.
date published: 2026-07-02T03:55:08Z
text: {"copyright_id":"0x13184963eba1d9155ab988d633e9ac62ca90e6621cfc3f8f6b06e3bcfea302df","isrc":"JPI102401989","name":"はじまる日常","registered_at":"2026-06-26T16:13:33Z","spotify_id":"6LsbdSDNintRPgAweLtGop","type":"track"}

ムーンライト・セレナーデ (真由 Ver.)
type: MusicRecording
duration: PT0M46S
duration ms: 46040
explicit: false
by artist: 黒江真由
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102402025
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T01:01:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa18522b26a2450c2369e793a3ef3fbfc3d8860a9384ae9e5d6b750ee120ef0ce
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6wiQdtXvSZ2X7vRF09trGH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6wiQdtXvSZ2X7vRF09trGH
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa18522b26a2450c2369e793a3ef3fbfc3d8860a9384ae9e5d6b750ee120ef0ce","isrc":"JPI102402025","name":"ムーンライト・セレナーデ (真由 Ver.)","registered_at":"2026-06-21T01:01:01Z","spotify_id":"6wiQdtXvSZ2X7vRF09trGH","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa18522b26a2450c2369e793a3ef3fbfc3d8860a9384ae9e5d6b750ee120ef0ce. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6wiQdtXvSZ2X7vRF09trGH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6wiQdtXvSZ2X7vRF09trGH.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xa18522b26a2450c2369e793a3ef3fbfc3d8860a9384ae9e5d6b750ee120ef0ce","isrc":"JPI102402025","name":"ムーンライト・セレナーデ (真由 Ver.)","registered_at":"2026-06-21T01:01:01Z","spotify_id":"6wiQdtXvSZ2X7vRF09trGH","type":"track"}

また新たな始まり
type: MusicRecording
duration: PT1M58S
duration ms: 118386
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102401990
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T22:27:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe7e311a6524bfb219946d5a45b858665ceabb1f515d7e9b3e00c07ec0f100e8a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4coEFB6qb9Tg1zbF2pLIO7.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4coEFB6qb9Tg1zbF2pLIO7
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe7e311a6524bfb219946d5a45b858665ceabb1f515d7e9b3e00c07ec0f100e8a","isrc":"JPI102401990","name":"また新たな始まり","registered_at":"2026-06-22T22:27:32Z","spotify_id":"4coEFB6qb9Tg1zbF2pLIO7","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe7e311a6524bfb219946d5a45b858665ceabb1f515d7e9b3e00c07ec0f100e8a. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4coEFB6qb9Tg1zbF2pLIO7.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4coEFB6qb9Tg1zbF2pLIO7.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0xe7e311a6524bfb219946d5a45b858665ceabb1f515d7e9b3e00c07ec0f100e8a","isrc":"JPI102401990","name":"また新たな始まり","registered_at":"2026-06-22T22:27:32Z","spotify_id":"4coEFB6qb9Tg1zbF2pLIO7","type":"track"}

恋
type: MusicRecording
duration: PT2M39S
duration ms: 159413
explicit: false
by artist: 北宇治高校吹奏楽部
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102402026
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T04:44:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xeeca9417168594d632968bae6a6583b1c7e790915ea7a4322ec51a76739fd1b8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3A5qUniNeDtLHZfjRGbxjS.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3A5qUniNeDtLHZfjRGbxjS
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xeeca9417168594d632968bae6a6583b1c7e790915ea7a4322ec51a76739fd1b8","isrc":"JPI102402026","name":"恋","registered_at":"2026-06-11T04:44:30Z","spotify_id":"3A5qUniNeDtLHZfjRGbxjS","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeeca9417168594d632968bae6a6583b1c7e790915ea7a4322ec51a76739fd1b8. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3A5qUniNeDtLHZfjRGbxjS.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3A5qUniNeDtLHZfjRGbxjS.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xeeca9417168594d632968bae6a6583b1c7e790915ea7a4322ec51a76739fd1b8","isrc":"JPI102402026","name":"恋","registered_at":"2026-06-11T04:44:30Z","spotify_id":"3A5qUniNeDtLHZfjRGbxjS","type":"track"}

試行錯誤
type: MusicRecording
duration: PT2M3S
duration ms: 123373
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102401991

雨夜の月
type: MusicRecording
duration: PT6M14S
duration ms: 374280
explicit: false
by artist: 松田彬人
by artist: 石倉雄太
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102400713
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T04:54:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0148f2052123dd95e9656247ea9899172eb4e8b5eecc68a1143994143d642fd2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/15RDhtWK5ktcSOAB6okQ8r.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/15RDhtWK5ktcSOAB6okQ8r
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0148f2052123dd95e9656247ea9899172eb4e8b5eecc68a1143994143d642fd2","isrc":"JPI102400713","name":"雨夜の月","registered_at":"2026-06-19T04:54:00Z","spotify_id":"15RDhtWK5ktcSOAB6okQ8r","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0148f2052123dd95e9656247ea9899172eb4e8b5eecc68a1143994143d642fd2. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/15RDhtWK5ktcSOAB6okQ8r.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/15RDhtWK5ktcSOAB6okQ8r.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x0148f2052123dd95e9656247ea9899172eb4e8b5eecc68a1143994143d642fd2","isrc":"JPI102400713","name":"雨夜の月","registered_at":"2026-06-19T04:54:00Z","spotify_id":"15RDhtWK5ktcSOAB6okQ8r","type":"track"}

夕暮れの葛藤
type: MusicRecording
duration: PT1M56S
duration ms: 116386
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102401992
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T16:12:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf8ebc06fad8ffc092afd5596d3ee36a6d19147458a2b397a5f078ece55de7169
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5XxNEEyqCiPt9d5XFxzHeX.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5XxNEEyqCiPt9d5XFxzHeX
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf8ebc06fad8ffc092afd5596d3ee36a6d19147458a2b397a5f078ece55de7169","isrc":"JPI102401992","name":"夕暮れの葛藤","registered_at":"2026-06-26T16:12:02Z","spotify_id":"5XxNEEyqCiPt9d5XFxzHeX","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8ebc06fad8ffc092afd5596d3ee36a6d19147458a2b397a5f078ece55de7169. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5XxNEEyqCiPt9d5XFxzHeX.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5XxNEEyqCiPt9d5XFxzHeX.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xf8ebc06fad8ffc092afd5596d3ee36a6d19147458a2b397a5f078ece55de7169","isrc":"JPI102401992","name":"夕暮れの葛藤","registered_at":"2026-06-26T16:12:02Z","spotify_id":"5XxNEEyqCiPt9d5XFxzHeX","type":"track"}

蜻蛉奇譚
type: MusicRecording
duration: PT6M2S
duration ms: 362146
explicit: false
by artist: 松田彬人
by artist: 石倉雄太
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102400714
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T03:04:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf619b2b705b7e47927147abd1e2ab002996760e9d2af3b6fb2b29e5ae03c2c65
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/649zYpWWIe7DyMi0ENu6EA.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/649zYpWWIe7DyMi0ENu6EA
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf619b2b705b7e47927147abd1e2ab002996760e9d2af3b6fb2b29e5ae03c2c65","isrc":"JPI102400714","name":"蜻蛉奇譚","registered_at":"2026-06-20T03:04:17Z","spotify_id":"649zYpWWIe7DyMi0ENu6EA","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf619b2b705b7e47927147abd1e2ab002996760e9d2af3b6fb2b29e5ae03c2c65. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/649zYpWWIe7DyMi0ENu6EA.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/649zYpWWIe7DyMi0ENu6EA.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xf619b2b705b7e47927147abd1e2ab002996760e9d2af3b6fb2b29e5ae03c2c65","isrc":"JPI102400714","name":"蜻蛉奇譚","registered_at":"2026-06-20T03:04:17Z","spotify_id":"649zYpWWIe7DyMi0ENu6EA","type":"track"}

通底する気持ち
type: MusicRecording
duration: PT2M10S
duration ms: 130360
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102401993

一年の詩 ～吹奏楽のための (参考音源 Ver.)
type: MusicRecording
duration: PT6M6S
duration ms: 366986
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102402027
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T17:42:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xaa8e5a0c1bbeaa3668f15f6ff19d12a5586cdaebf5d72c3dd843204c0871bfb2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0oSsBRdazWFIPQdyrGndwe.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0oSsBRdazWFIPQdyrGndwe
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xaa8e5a0c1bbeaa3668f15f6ff19d12a5586cdaebf5d72c3dd843204c0871bfb2","isrc":"JPI102402027","name":"一年の詩 ～吹奏楽のための (参考音源 Ver.)","registered_at":"2026-06-25T17:42:34Z","spotify_id":"0oSsBRdazWFIPQdyrGndwe","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa8e5a0c1bbeaa3668f15f6ff19d12a5586cdaebf5d72c3dd843204c0871bfb2. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0oSsBRdazWFIPQdyrGndwe.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0oSsBRdazWFIPQdyrGndwe.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0xaa8e5a0c1bbeaa3668f15f6ff19d12a5586cdaebf5d72c3dd843204c0871bfb2","isrc":"JPI102402027","name":"一年の詩 ～吹奏楽のための (参考音源 Ver.)","registered_at":"2026-06-25T17:42:34Z","spotify_id":"0oSsBRdazWFIPQdyrGndwe","type":"track"}

特別でありたい
type: MusicRecording
duration: PT1M49S
duration ms: 109666
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102401994
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T16:27:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4795056d877843747ea9508c72f7848c5e8207efea944b86d470667af433a377
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1fDsA1cIPX1bMwwlPbU6xh.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1fDsA1cIPX1bMwwlPbU6xh
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4795056d877843747ea9508c72f7848c5e8207efea944b86d470667af433a377","isrc":"JPI102401994","name":"特別でありたい","registered_at":"2026-06-26T16:27:27Z","spotify_id":"1fDsA1cIPX1bMwwlPbU6xh","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4795056d877843747ea9508c72f7848c5e8207efea944b86d470667af433a377. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1fDsA1cIPX1bMwwlPbU6xh.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1fDsA1cIPX1bMwwlPbU6xh.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x4795056d877843747ea9508c72f7848c5e8207efea944b86d470667af433a377","isrc":"JPI102401994","name":"特別でありたい","registered_at":"2026-06-26T16:27:27Z","spotify_id":"1fDsA1cIPX1bMwwlPbU6xh","type":"track"}

愛の挨拶 (CD音源 Ver.)
type: MusicRecording
duration: PT2M31S
duration ms: 151346
explicit: false
by artist: Edward Elgar
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102402028

変わらないもの
type: MusicRecording
duration: PT2M46S
duration ms: 166493
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102401995
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T15:28:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa691ab6d2097f515f784adb2839dadf37a04866a111228429d2056879bbdcc13
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1Su39mtynsfsNZSLNYFaPK.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1Su39mtynsfsNZSLNYFaPK
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa691ab6d2097f515f784adb2839dadf37a04866a111228429d2056879bbdcc13","isrc":"JPI102401995","name":"変わらないもの","registered_at":"2026-06-25T15:28:17Z","spotify_id":"1Su39mtynsfsNZSLNYFaPK","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa691ab6d2097f515f784adb2839dadf37a04866a111228429d2056879bbdcc13. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1Su39mtynsfsNZSLNYFaPK.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1Su39mtynsfsNZSLNYFaPK.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0xa691ab6d2097f515f784adb2839dadf37a04866a111228429d2056879bbdcc13","isrc":"JPI102401995","name":"変わらないもの","registered_at":"2026-06-25T15:28:17Z","spotify_id":"1Su39mtynsfsNZSLNYFaPK","type":"track"}

愛の挨拶 (緑輝と求 Ver.)
type: MusicRecording
duration: PT1M33S
duration ms: 93066
explicit: false
by artist: 川島緑輝
by artist: 月永 求
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102402029
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T12:59:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd036ee5cf0f536288e9431631d1896b7dee51004e6daeb16022df2978587b20f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7G1bOX04zZSWRkgHub7AzU.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7G1bOX04zZSWRkgHub7AzU
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd036ee5cf0f536288e9431631d1896b7dee51004e6daeb16022df2978587b20f","isrc":"JPI102402029","name":"愛の挨拶 (緑輝と求 Ver.)","registered_at":"2026-06-18T12:59:18Z","spotify_id":"7G1bOX04zZSWRkgHub7AzU","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd036ee5cf0f536288e9431631d1896b7dee51004e6daeb16022df2978587b20f. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7G1bOX04zZSWRkgHub7AzU.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7G1bOX04zZSWRkgHub7AzU.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xd036ee5cf0f536288e9431631d1896b7dee51004e6daeb16022df2978587b20f","isrc":"JPI102402029","name":"愛の挨拶 (緑輝と求 Ver.)","registered_at":"2026-06-18T12:59:18Z","spotify_id":"7G1bOX04zZSWRkgHub7AzU","type":"track"}

私の存在
type: MusicRecording
duration: PT1M58S
duration ms: 118960
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102401996

子犬のワルツ
type: MusicRecording
duration: PT2M0S
duration ms: 120373
explicit: false
by artist: Frédéric Chopin
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102402030

意識の境地
type: MusicRecording
duration: PT2M8S
duration ms: 128692
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102401997
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T16:14:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbe5612679a92b48e463e5c77502d92c820f6dec3adffc28743814e9f9f59778c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4OmJEZ38TNK0Bjejx9j1DX.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4OmJEZ38TNK0Bjejx9j1DX
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbe5612679a92b48e463e5c77502d92c820f6dec3adffc28743814e9f9f59778c","isrc":"JPI102401997","name":"意識の境地","registered_at":"2026-06-26T16:14:26Z","spotify_id":"4OmJEZ38TNK0Bjejx9j1DX","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbe5612679a92b48e463e5c77502d92c820f6dec3adffc28743814e9f9f59778c. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4OmJEZ38TNK0Bjejx9j1DX.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4OmJEZ38TNK0Bjejx9j1DX.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xbe5612679a92b48e463e5c77502d92c820f6dec3adffc28743814e9f9f59778c","isrc":"JPI102401997","name":"意識の境地","registered_at":"2026-06-26T16:14:26Z","spotify_id":"4OmJEZ38TNK0Bjejx9j1DX","type":"track"}

三百六十五歩のマーチ
type: MusicRecording
duration: PT2M51S
duration ms: 171786
explicit: false
by artist: 福田洋介
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102402031
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T21:13:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x98d9e99b41e45989d78a876761638b69b27cee55c732e072b33ae739b585187a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4uZarjbsJfHYM5jYmBrnXA.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4uZarjbsJfHYM5jYmBrnXA
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x98d9e99b41e45989d78a876761638b69b27cee55c732e072b33ae739b585187a","isrc":"JPI102402031","name":"三百六十五歩のマーチ","registered_at":"2026-06-20T21:13:19Z","spotify_id":"4uZarjbsJfHYM5jYmBrnXA","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98d9e99b41e45989d78a876761638b69b27cee55c732e072b33ae739b585187a. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4uZarjbsJfHYM5jYmBrnXA.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4uZarjbsJfHYM5jYmBrnXA.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x98d9e99b41e45989d78a876761638b69b27cee55c732e072b33ae739b585187a","isrc":"JPI102402031","name":"三百六十五歩のマーチ","registered_at":"2026-06-20T21:13:19Z","spotify_id":"4uZarjbsJfHYM5jYmBrnXA","type":"track"}

波紋
type: MusicRecording
duration: PT1M55S
duration ms: 115173
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102401998

青春の行く先
type: MusicRecording
duration: PT2M41S
duration ms: 161226
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102401999
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T03:03:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc2a26db17a3c9deb2bd8741c437afe9127401cd3ffd9daac10907b3c37d91a9c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3KtNmiKEMqkpWhbSUSA1en.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3KtNmiKEMqkpWhbSUSA1en
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc2a26db17a3c9deb2bd8741c437afe9127401cd3ffd9daac10907b3c37d91a9c","isrc":"JPI102401999","name":"青春の行く先","registered_at":"2026-06-20T03:03:42Z","spotify_id":"3KtNmiKEMqkpWhbSUSA1en","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2a26db17a3c9deb2bd8741c437afe9127401cd3ffd9daac10907b3c37d91a9c. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3KtNmiKEMqkpWhbSUSA1en.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3KtNmiKEMqkpWhbSUSA1en.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xc2a26db17a3c9deb2bd8741c437afe9127401cd3ffd9daac10907b3c37d91a9c","isrc":"JPI102401999","name":"青春の行く先","registered_at":"2026-06-20T03:03:42Z","spotify_id":"3KtNmiKEMqkpWhbSUSA1en","type":"track"}

お互いの価値観
type: MusicRecording
duration: PT1M56S
duration ms: 116040
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102402000

信念の継承
type: MusicRecording
duration: PT2M5S
duration ms: 125973
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102402001
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T22:28:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x63162e8344f071318e210ac910af84c2747f4f52642a2373a719726c2729ab7d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3FXvv2lI2AfRpSCIaLziCr.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3FXvv2lI2AfRpSCIaLziCr
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x63162e8344f071318e210ac910af84c2747f4f52642a2373a719726c2729ab7d","isrc":"JPI102402001","name":"信念の継承","registered_at":"2026-06-22T22:28:26Z","spotify_id":"3FXvv2lI2AfRpSCIaLziCr","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63162e8344f071318e210ac910af84c2747f4f52642a2373a719726c2729ab7d. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3FXvv2lI2AfRpSCIaLziCr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3FXvv2lI2AfRpSCIaLziCr.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x63162e8344f071318e210ac910af84c2747f4f52642a2373a719726c2729ab7d","isrc":"JPI102402001","name":"信念の継承","registered_at":"2026-06-22T22:28:26Z","spotify_id":"3FXvv2lI2AfRpSCIaLziCr","type":"track"}

不和
type: MusicRecording
duration: PT2M0S
duration ms: 120906
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102402002

そこに在る日々
type: MusicRecording
duration: PT2M20S
duration ms: 140373
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102402003
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T16:14:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6cae892d1af27c534cebe8666d24a5576102adc1724c09b62d403cc68f171174
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2fkndEpCwRUSXKaJ0sQ3fH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2fkndEpCwRUSXKaJ0sQ3fH
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6cae892d1af27c534cebe8666d24a5576102adc1724c09b62d403cc68f171174","isrc":"JPI102402003","name":"そこに在る日々","registered_at":"2026-06-26T16:14:22Z","spotify_id":"2fkndEpCwRUSXKaJ0sQ3fH","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6cae892d1af27c534cebe8666d24a5576102adc1724c09b62d403cc68f171174. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2fkndEpCwRUSXKaJ0sQ3fH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2fkndEpCwRUSXKaJ0sQ3fH.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x6cae892d1af27c534cebe8666d24a5576102adc1724c09b62d403cc68f171174","isrc":"JPI102402003","name":"そこに在る日々","registered_at":"2026-06-26T16:14:22Z","spotify_id":"2fkndEpCwRUSXKaJ0sQ3fH","type":"track"}

栄光への道
type: MusicRecording
duration: PT1M59S
duration ms: 119986
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102402004
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T16:12:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe0186ac714610a3ca51f679c3be39b7da8f8859a18616c4e19421de3d0b0cb7f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/440ocFOi8g0UzCbbWtP1wv.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/440ocFOi8g0UzCbbWtP1wv
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe0186ac714610a3ca51f679c3be39b7da8f8859a18616c4e19421de3d0b0cb7f","isrc":"JPI102402004","name":"栄光への道","registered_at":"2026-06-26T16:12:24Z","spotify_id":"440ocFOi8g0UzCbbWtP1wv","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0186ac714610a3ca51f679c3be39b7da8f8859a18616c4e19421de3d0b0cb7f. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/440ocFOi8g0UzCbbWtP1wv.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/440ocFOi8g0UzCbbWtP1wv.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xe0186ac714610a3ca51f679c3be39b7da8f8859a18616c4e19421de3d0b0cb7f","isrc":"JPI102402004","name":"栄光への道","registered_at":"2026-06-26T16:12:24Z","spotify_id":"440ocFOi8g0UzCbbWtP1wv","type":"track"}

たゆたう思い
type: MusicRecording
duration: PT2M13S
duration ms: 133600
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102402005

荘重な瞬間
type: MusicRecording
duration: PT1M54S
duration ms: 114466
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102402006

重なる心
type: MusicRecording
duration: PT2M11S
duration ms: 131280
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI101500886
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T11:46:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x84e51c82e6dafb2954bdce230882240d3c1f607ec6738e72eb23b2ca3cd3a877
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0vT7hKjv0fkFQWQ6UbWV2u.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0vT7hKjv0fkFQWQ6UbWV2u
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x84e51c82e6dafb2954bdce230882240d3c1f607ec6738e72eb23b2ca3cd3a877","isrc":"JPI101500886","name":"重なる心","registered_at":"2026-06-18T11:46:24Z","spotify_id":"0vT7hKjv0fkFQWQ6UbWV2u","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84e51c82e6dafb2954bdce230882240d3c1f607ec6738e72eb23b2ca3cd3a877. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0vT7hKjv0fkFQWQ6UbWV2u.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0vT7hKjv0fkFQWQ6UbWV2u.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x84e51c82e6dafb2954bdce230882240d3c1f607ec6738e72eb23b2ca3cd3a877","isrc":"JPI101500886","name":"重なる心","registered_at":"2026-06-18T11:46:24Z","spotify_id":"0vT7hKjv0fkFQWQ6UbWV2u","type":"track"}

運命の流れ
type: MusicRecording
duration: PT2M12S
duration ms: 132666
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI101500876
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T04:47:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0bc3f8b4662969cfa17f3e5c16411958dec7035b173a03e63d93d563a01dd01d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6xyaChwq1fRc2f9UMqrExM.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6xyaChwq1fRc2f9UMqrExM
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0bc3f8b4662969cfa17f3e5c16411958dec7035b173a03e63d93d563a01dd01d","isrc":"JPI101500876","name":"運命の流れ","registered_at":"2026-06-11T04:47:24Z","spotify_id":"6xyaChwq1fRc2f9UMqrExM","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0bc3f8b4662969cfa17f3e5c16411958dec7035b173a03e63d93d563a01dd01d. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6xyaChwq1fRc2f9UMqrExM.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6xyaChwq1fRc2f9UMqrExM.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x0bc3f8b4662969cfa17f3e5c16411958dec7035b173a03e63d93d563a01dd01d","isrc":"JPI101500876","name":"運命の流れ","registered_at":"2026-06-11T04:47:24Z","spotify_id":"6xyaChwq1fRc2f9UMqrExM","type":"track"}

伝えたい想い
type: MusicRecording
duration: PT3M3S
duration ms: 183146
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI101500877

願いを胸に、心をひとつに
type: MusicRecording
duration: PT1M52S
duration ms: 112946
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102402007

繋いだ想いが花開く
type: MusicRecording
duration: PT3M1S
duration ms: 181293
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102402008
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T01:29:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4c71a3ea055aad9ef32a940ab1a8e07bd50bcbc6b5b678136cf46c219efff19b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3sKuObNJGw3DQMrkrFCLmr.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3sKuObNJGw3DQMrkrFCLmr
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4c71a3ea055aad9ef32a940ab1a8e07bd50bcbc6b5b678136cf46c219efff19b","isrc":"JPI102402008","name":"繋いだ想いが花開く","registered_at":"2026-06-22T01:29:31Z","spotify_id":"3sKuObNJGw3DQMrkrFCLmr","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c71a3ea055aad9ef32a940ab1a8e07bd50bcbc6b5b678136cf46c219efff19b. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3sKuObNJGw3DQMrkrFCLmr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3sKuObNJGw3DQMrkrFCLmr.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x4c71a3ea055aad9ef32a940ab1a8e07bd50bcbc6b5b678136cf46c219efff19b","isrc":"JPI102402008","name":"繋いだ想いが花開く","registered_at":"2026-06-22T01:29:31Z","spotify_id":"3sKuObNJGw3DQMrkrFCLmr","type":"track"}

音色の彼方 (TV Size)
type: MusicRecording
duration: PT1M34S
duration ms: 94946
explicit: false
by artist: 北宇治カルテット
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102402009
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T16:11:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x88af956bbcafd684c42e77af02aaad648197d041f88029bcb1f26d4a6c1a870b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5ZKSOiZxV48Gz8nkHDGP0w.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5ZKSOiZxV48Gz8nkHDGP0w
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x88af956bbcafd684c42e77af02aaad648197d041f88029bcb1f26d4a6c1a870b","isrc":"JPI102402009","name":"音色の彼方 (TV Size)","registered_at":"2026-06-26T16:11:58Z","spotify_id":"5ZKSOiZxV48Gz8nkHDGP0w","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88af956bbcafd684c42e77af02aaad648197d041f88029bcb1f26d4a6c1a870b. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5ZKSOiZxV48Gz8nkHDGP0w.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5ZKSOiZxV48Gz8nkHDGP0w.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x88af956bbcafd684c42e77af02aaad648197d041f88029bcb1f26d4a6c1a870b","isrc":"JPI102402009","name":"音色の彼方 (TV Size)","registered_at":"2026-06-26T16:11:58Z","spotify_id":"5ZKSOiZxV48Gz8nkHDGP0w","type":"track"}

アイキャッチ第一回 クラリネット1
type: MusicRecording
duration: PT0M8S
duration ms: 8373
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31

アイキャッチ第ニ回 クラリネット2
type: MusicRecording
duration: PT0M8S
duration ms: 8373
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31

アイキャッチ第三回 オーボエ・ファゴット
type: MusicRecording
duration: PT0M8S
duration ms: 8373
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31

アイキャッチ第四回 フルート・ピッコロ
type: MusicRecording
duration: PT0M8S
duration ms: 8386
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31

アイキャッチ第五回 サクソフォン1
type: MusicRecording
duration: PT0M8S
duration ms: 8373
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31

アイキャッチ第六回 サクソフォン2
type: MusicRecording
duration: PT0M8S
duration ms: 8373
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31

アイキャッチ第七回 トランペット
type: MusicRecording
duration: PT0M8S
duration ms: 8373
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31

アイキャッチ第八回 トロンボーン
type: MusicRecording
duration: PT0M8S
duration ms: 8373
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31

アイキャッチ第九回 ホルン
type: MusicRecording
duration: PT0M8S
duration ms: 8373
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31

アイキャッチ第十回 ユーフォニアム
type: MusicRecording
duration: PT0M8S
duration ms: 8373
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31

アイキャッチ第十一回 チューバ
type: MusicRecording
duration: PT0M8S
duration ms: 8373
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31

アイキャッチ第十二回 コントラバス
type: MusicRecording
duration: PT0M8S
duration ms: 8373
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31

アイキャッチ最終回 パーカッション
type: MusicRecording
duration: PT0M10S
duration ms: 10720
explicit: false
by artist: 松田彬人
in album: TVアニメ『響け！ユーフォニアム３』オリジナルサウンドトラック「つながるメロディ」
  type: MusicAlbum
  date published: 2024-07-31

Unsung ballad
type: MusicAlbum
date published: 2025-01-08
track: Unsung ballad
  type: MusicRecording
  duration: PT3M50S
  duration ms: 230133
  explicit: false
  by artist: TRUE
  in album: Unsung ballad
    type: MusicAlbum
    date published: 2025-01-08
  isrc code: JPI102402489
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T23:53:24+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd892f567efbada56b93478aba49816045a82b4176c1e91dfaf86328024dcbb68
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953536
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953536
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1NhztrYvI1JxVdW412qz2i.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1NhztrYvI1JxVdW412qz2i
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xd892f567efbada56b93478aba49816045a82b4176c1e91dfaf86328024dcbb68","isrc":"JPI102402489","name":"Unsung ballad","registered_at":"2026-06-05T23:53:24Z","spotify_id":"1NhztrYvI1JxVdW412qz2i","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd892f567efbada56b93478aba49816045a82b4176c1e91dfaf86328024dcbb68. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1NhztrYvI1JxVdW412qz2i.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1NhztrYvI1JxVdW412qz2i.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0xd892f567efbada56b93478aba49816045a82b4176c1e91dfaf86328024dcbb68","isrc":"JPI102402489","name":"Unsung ballad","registered_at":"2026-06-05T23:53:24Z","spotify_id":"1NhztrYvI1JxVdW412qz2i","type":"track"}
track: Unsung ballad - Instrumental
  type: MusicRecording
  duration: PT3M50S
  duration ms: 230133
  explicit: false
  by artist: TRUE
  in album: Unsung ballad
    type: MusicAlbum
    date published: 2025-01-08
  isrc code: JPI102402490

Sincerely - osirasekita Remix
type: MusicRecording
duration: PT3M44S
duration ms: 224585
explicit: false
by artist: TRUE
by artist: osirasekita
in album: CLUB Lantis presents Remix the Future
  type: MusicAlbum
  date published: 2022-03-16
isrc code: JPI102200199

Happy encount (Anime Size)
type: MusicRecording
duration: PT1M33S
duration ms: 93110
explicit: false
by artist: TRUE
in album: TVアニメ『リアデイルの大地にて』Original Soundtrack
  type: MusicAlbum
  date published: 2022-03-30
isrc code: JPI102103400

DREAM SOLISTER (Movie Ver.)
type: MusicRecording
duration: PT6M0S
duration ms: 360133
explicit: false
by artist: TRUE
in album: "Sound! Euphonium" Best Theme Songs Collection Wind Orchestra Ver.
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI101600587
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T04:24:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8548e9f5077b6e3047d555d782a7595fb30576f3316d19c6b75dc5972d17f5c0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3mmhsFKP6o8eLWyQr2wEG8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3mmhsFKP6o8eLWyQr2wEG8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8548e9f5077b6e3047d555d782a7595fb30576f3316d19c6b75dc5972d17f5c0","isrc":"JPI101600587","name":"DREAM SOLISTER (Movie Ver.)","registered_at":"2026-06-20T04:24:35Z","spotify_id":"3mmhsFKP6o8eLWyQr2wEG8","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8548e9f5077b6e3047d555d782a7595fb30576f3316d19c6b75dc5972d17f5c0. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3mmhsFKP6o8eLWyQr2wEG8.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3mmhsFKP6o8eLWyQr2wEG8.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x8548e9f5077b6e3047d555d782a7595fb30576f3316d19c6b75dc5972d17f5c0","isrc":"JPI101600587","name":"DREAM SOLISTER (Movie Ver.)","registered_at":"2026-06-20T04:24:35Z","spotify_id":"3mmhsFKP6o8eLWyQr2wEG8","type":"track"}

サウンドスケープ (TRUE & Wind Orchestra Ver.)
type: MusicRecording
duration: PT5M25S
duration ms: 325026
explicit: false
by artist: TRUE
in album: "Sound! Euphonium" Best Theme Songs Collection Wind Orchestra Ver.
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI101602606
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T23:41:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x144c09d1cb74bbcebd2dda6918d0aa13141c59d52c096d90e20707fa2742fb1e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7hbPm0cdFII8dGuNEcwOYb.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7hbPm0cdFII8dGuNEcwOYb
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x144c09d1cb74bbcebd2dda6918d0aa13141c59d52c096d90e20707fa2742fb1e","isrc":"JPI101602606","name":"サウンドスケープ (TRUE & Wind Orchestra Ver.)","registered_at":"2026-06-20T23:41:01Z","spotify_id":"7hbPm0cdFII8dGuNEcwOYb","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x144c09d1cb74bbcebd2dda6918d0aa13141c59d52c096d90e20707fa2742fb1e. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7hbPm0cdFII8dGuNEcwOYb.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7hbPm0cdFII8dGuNEcwOYb.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x144c09d1cb74bbcebd2dda6918d0aa13141c59d52c096d90e20707fa2742fb1e","isrc":"JPI101602606","name":"サウンドスケープ (TRUE & Wind Orchestra Ver.)","registered_at":"2026-06-20T23:41:01Z","spotify_id":"7hbPm0cdFII8dGuNEcwOYb","type":"track"}

Blast! (TRUE & Wind Orchestra Ver.)
type: MusicRecording
duration: PT5M11S
duration ms: 311573
explicit: false
by artist: TRUE
in album: "Sound! Euphonium" Best Theme Songs Collection Wind Orchestra Ver.
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI101900827
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T22:11:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x64ba8dc60dec6026dc7e06e0a2e5ea6f669b2187b401209a1529f2dac6f71fee
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2QIkFE0awr2rD90O9K7C7F.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2QIkFE0awr2rD90O9K7C7F
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x64ba8dc60dec6026dc7e06e0a2e5ea6f669b2187b401209a1529f2dac6f71fee","isrc":"JPI101900827","name":"Blast! (TRUE & Wind Orchestra Ver.)","registered_at":"2026-06-21T22:11:40Z","spotify_id":"2QIkFE0awr2rD90O9K7C7F","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x64ba8dc60dec6026dc7e06e0a2e5ea6f669b2187b401209a1529f2dac6f71fee. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2QIkFE0awr2rD90O9K7C7F.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2QIkFE0awr2rD90O9K7C7F.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x64ba8dc60dec6026dc7e06e0a2e5ea6f669b2187b401209a1529f2dac6f71fee","isrc":"JPI101900827","name":"Blast! (TRUE & Wind Orchestra Ver.)","registered_at":"2026-06-21T22:11:40Z","spotify_id":"2QIkFE0awr2rD90O9K7C7F","type":"track"}

アンサンブル (TRUE & Wind Orchestra Ver.)
type: MusicRecording
duration: PT4M50S
duration ms: 290186
explicit: false
by artist: 北宇治高校吹奏楽部
by artist: TRUE
in album: "Sound! Euphonium" Best Theme Songs Collection Wind Orchestra Ver.
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isrc code: JPI102401759
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T02:10:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb1bcf56d89897c37764804bdeb46f75d4aa94ef789072b5a31b39c497eea8611
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956304
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/70h3sJlnjybeGGGHTlXf4P.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/70h3sJlnjybeGGGHTlXf4P
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb1bcf56d89897c37764804bdeb46f75d4aa94ef789072b5a31b39c497eea8611","isrc":"JPI102401759","name":"アンサンブル (TRUE & Wind Orchestra Ver.)","registered_at":"2026-06-23T02:10:49Z","spotify_id":"70h3sJlnjybeGGGHTlXf4P","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb1bcf56d89897c37764804bdeb46f75d4aa94ef789072b5a31b39c497eea8611. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/70h3sJlnjybeGGGHTlXf4P.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/70h3sJlnjybeGGGHTlXf4P.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xb1bcf56d89897c37764804bdeb46f75d4aa94ef789072b5a31b39c497eea8611","isrc":"JPI102401759","name":"アンサンブル (TRUE & Wind Orchestra Ver.)","registered_at":"2026-06-23T02:10:49Z","spotify_id":"70h3sJlnjybeGGGHTlXf4P","type":"track"}

ReCoda (TRUE & Wind Orchestra Ver.)
type: MusicRecording
duration: PT4M26S
duration ms: 266626
explicit: false
by artist: 北宇治高校吹奏楽部
by artist: TRUE
in album: "Sound! Euphonium" Best Theme Songs Collection Wind Orchestra Ver.
  type: MusicAlbum
  date published: 2024-07-31
isrc code: JPI102401760
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T22:40:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x75d41b07d4ea69a42c30707b73e7bba3bbf536e66a2c077cb23d38a157a2ff97
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1fTg0nqOI4gF7NpkVniaRM.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1fTg0nqOI4gF7NpkVniaRM
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x75d41b07d4ea69a42c30707b73e7bba3bbf536e66a2c077cb23d38a157a2ff97","isrc":"JPI102401760","name":"ReCoda (TRUE & Wind Orchestra Ver.)","registered_at":"2026-06-17T22:40:59Z","spotify_id":"1fTg0nqOI4gF7NpkVniaRM","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75d41b07d4ea69a42c30707b73e7bba3bbf536e66a2c077cb23d38a157a2ff97. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1fTg0nqOI4gF7NpkVniaRM.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1fTg0nqOI4gF7NpkVniaRM.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x75d41b07d4ea69a42c30707b73e7bba3bbf536e66a2c077cb23d38a157a2ff97","isrc":"JPI102401760","name":"ReCoda (TRUE & Wind Orchestra Ver.)","registered_at":"2026-06-17T22:40:59Z","spotify_id":"1fTg0nqOI4gF7NpkVniaRM","type":"track"}

MUSIC
type: MusicRecording
duration: PT4M16S
duration ms: 256002
explicit: false
by artist: TRUE
in album: コトバアソビ
  type: MusicAlbum
  date published: 2021-08-25
isrc code: JPI102101587

Blast!
type: MusicRecording
duration: PT4M21S
duration ms: 261290
explicit: false
by artist: TRUE
in album: コトバアソビ
  type: MusicAlbum
  date published: 2021-08-25
isrc code: JPI101900604
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T23:07:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6f80677620c3bc39b94b17f5ef9023f69ec00b53bd8c5ffd08aba1188c3985e1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4PKb1uijV9V0EWIPzSFy6N.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4PKb1uijV9V0EWIPzSFy6N
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f80677620c3bc39b94b17f5ef9023f69ec00b53bd8c5ffd08aba1188c3985e1. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4PKb1uijV9V0EWIPzSFy6N.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4PKb1uijV9V0EWIPzSFy6N.
  date published: 2026-06-13T17:25:41Z

Another colony
type: MusicRecording
duration: PT4M12S
duration ms: 252011
explicit: false
by artist: TRUE
in album: コトバアソビ
  type: MusicAlbum
  date published: 2021-08-25
isrc code: JPI101802437
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T16:41:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x328b7a0a86c5b391e0a7c6d171c4fb287803f8aa3bd28dd25904c267b02f32db
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6PhLTa3YsokPwiWbztNeYp.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6PhLTa3YsokPwiWbztNeYp
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x328b7a0a86c5b391e0a7c6d171c4fb287803f8aa3bd28dd25904c267b02f32db","isrc":"JPI101802437","name":"Another colony","registered_at":"2026-06-04T16:41:30Z","spotify_id":"6PhLTa3YsokPwiWbztNeYp","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x328b7a0a86c5b391e0a7c6d171c4fb287803f8aa3bd28dd25904c267b02f32db. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6PhLTa3YsokPwiWbztNeYp.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6PhLTa3YsokPwiWbztNeYp.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x328b7a0a86c5b391e0a7c6d171c4fb287803f8aa3bd28dd25904c267b02f32db","isrc":"JPI101802437","name":"Another colony","registered_at":"2026-06-04T16:41:30Z","spotify_id":"6PhLTa3YsokPwiWbztNeYp","type":"track"}

空に読む物語
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duration: PT4M54S
duration ms: 294680
explicit: false
by artist: TRUE
in album: コトバアソビ
  type: MusicAlbum
  date published: 2021-08-25
isrc code: JPI102102048

inorganic
type: MusicRecording
duration: PT3M21S
duration ms: 201610
explicit: false
by artist: TRUE
in album: コトバアソビ
  type: MusicAlbum
  date published: 2021-08-25
isrc code: JPI102102049

Acceleration
type: MusicRecording
duration: PT4M10S
duration ms: 250810
explicit: false
by artist: TRUE
in album: コトバアソビ
  type: MusicAlbum
  date published: 2021-08-25
isrc code: JPI102102050

リブート！
type: MusicRecording
duration: PT4M20S
duration ms: 260180
explicit: false
by artist: TRUE
in album: コトバアソビ
  type: MusicAlbum
  date published: 2021-08-25
isrc code: JPI102102051

叙情詩とロマンス
type: MusicRecording
duration: PT3M55S
duration ms: 235038
explicit: false
by artist: TRUE
in album: コトバアソビ
  type: MusicAlbum
  date published: 2021-08-25
isrc code: JPI102102052

ステラ
type: MusicRecording
duration: PT4M8S
duration ms: 248101
explicit: false
by artist: TRUE
in album: コトバアソビ
  type: MusicAlbum
  date published: 2021-08-25
isrc code: JPI101901352

僕の中の君へ
type: MusicRecording
duration: PT4M46S
duration ms: 286324
explicit: false
by artist: TRUE
in album: コトバアソビ
  type: MusicAlbum
  date published: 2021-08-25
isrc code: JPI101900299
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T09:14:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0b284bcdb45481b3212d8fccdbcc33689ed3b5b34ab3a12b0213b36ceafea378
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4hakLbSjyQFDd77vFJ6EuT.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4hakLbSjyQFDd77vFJ6EuT
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0b284bcdb45481b3212d8fccdbcc33689ed3b5b34ab3a12b0213b36ceafea378","isrc":"JPI101900299","name":"僕の中の君へ","registered_at":"2026-06-10T09:14:17Z","spotify_id":"4hakLbSjyQFDd77vFJ6EuT","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b284bcdb45481b3212d8fccdbcc33689ed3b5b34ab3a12b0213b36ceafea378. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4hakLbSjyQFDd77vFJ6EuT.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4hakLbSjyQFDd77vFJ6EuT.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x0b284bcdb45481b3212d8fccdbcc33689ed3b5b34ab3a12b0213b36ceafea378","isrc":"JPI101900299","name":"僕の中の君へ","registered_at":"2026-06-10T09:14:17Z","spotify_id":"4hakLbSjyQFDd77vFJ6EuT","type":"track"}

Storyteller
type: MusicRecording
duration: PT4M33S
duration ms: 273568
explicit: false
by artist: TRUE
in album: コトバアソビ
  type: MusicAlbum
  date published: 2021-08-25
isrc code: JPI102001283
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T11:48:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9bdc73553b7f9259a4bd09491479c389a1ec243f642c97194a1d9a715793086a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0WVHhHvi9gRXWOi0LicH0S.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0WVHhHvi9gRXWOi0LicH0S
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9bdc73553b7f9259a4bd09491479c389a1ec243f642c97194a1d9a715793086a. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0WVHhHvi9gRXWOi0LicH0S.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0WVHhHvi9gRXWOi0LicH0S.
  date published: 2026-06-13T12:47:07Z

WILL
type: MusicRecording
duration: PT5M32S
duration ms: 332175
explicit: false
by artist: TRUE
in album: コトバアソビ
  type: MusicAlbum
  date published: 2021-08-25
isrc code: JPI102000565
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T07:57:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x07efe4b0229d3f7cd8eae7e05d7a454f3d523e89fdc0974a3f49c8be256bab64
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953536
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6onNaCrSn8qICY2BrPjTF5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6onNaCrSn8qICY2BrPjTF5
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x07efe4b0229d3f7cd8eae7e05d7a454f3d523e89fdc0974a3f49c8be256bab64. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6onNaCrSn8qICY2BrPjTF5.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6onNaCrSn8qICY2BrPjTF5.
  date published: 2026-06-13T17:25:41Z

Sincerely - English version
type: MusicRecording
duration: PT4M33S
duration ms: 273363
explicit: false
by artist: TRUE
in album: コトバアソビ
  type: MusicAlbum
  date published: 2021-08-25
isrc code: JPI102102053
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T19:48:21+00:00