Eir Aoi
type: MusicGroup
genre: anime
genre: j-pop
genre: j-rock
popularity: 51
followers: 587065
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x50861f094ec391a4105e8f7ff7eed11289493363af5dde31ddd1bc4e498b9a1d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/51d5539d-dc88-4131-8078-ec7bd6304253.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/51d5539d-dc88-4131-8078-ec7bd6304253.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/51d5539d-dc88-4131-8078-ec7bd6304253
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x50861f094ec391a4105e8f7ff7eed11289493363af5dde31ddd1bc4e498b9a1d","name":"Eir Aoi","registered_at":"2026-06-11T20:50:21Z","symbol":"NIM0107762","token_address":"0x6b9de2ca35eda3da34691197d4015456abc859d4","type":"artist","uuid":"51d5539d-dc88-4131-8078-ec7bd6304253"}
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 0x50861f094ec391a4105e8f7ff7eed11289493363af5dde31ddd1bc4e498b9a1d. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/51d5539d-dc88-4131-8078-ec7bd6304253.json and https://artists.proofprofile.net/proofs/artist/51d5539d-dc88-4131-8078-ec7bd6304253.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
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album: IGNITE (Fairlane Remix) - SACRA BEATS Singles
  type: MusicAlbum
  date published: 2021-10-29
  track: IGNITE (Fairlane Remix) - SACRA BEATS Singles
    type: MusicRecording
    duration: PT3M40S
    duration ms: 220701
    explicit: false
    by artist: Eir Aoi
    by artist: Fairlane
    in album: IGNITE (Fairlane Remix) - SACRA BEATS Singles
      type: MusicAlbum
      date published: 2021-10-29
    isrc code: JPU902104291
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-07T07:03:31+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x779ee7ddfcca640002a2af26699d58e7c6f7ede4b6b7311a563e27923f48aabd
    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/61fTqDgu4pzJc3xVJ174qn.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/61fTqDgu4pzJc3xVJ174qn
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T17:25:41Z
    additional property: OTSCanonicalRecord
      type: PropertyValue
      value: {"copyright_id":"0x779ee7ddfcca640002a2af26699d58e7c6f7ede4b6b7311a563e27923f48aabd","isrc":"JPU902104291","name":"IGNITE (Fairlane Remix) - SACRA BEATS Singles","registered_at":"2026-06-07T07:03:31Z","spotify_id":"61fTqDgu4pzJc3xVJ174qn","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 0x779ee7ddfcca640002a2af26699d58e7c6f7ede4b6b7311a563e27923f48aabd. 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/61fTqDgu4pzJc3xVJ174qn.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/61fTqDgu4pzJc3xVJ174qn.
      date published: 2026-06-13T17:25:41Z
      text: {"copyright_id":"0x779ee7ddfcca640002a2af26699d58e7c6f7ede4b6b7311a563e27923f48aabd","isrc":"JPU902104291","name":"IGNITE (Fairlane Remix) - SACRA BEATS Singles","registered_at":"2026-06-07T07:03:31Z","spotify_id":"61fTqDgu4pzJc3xVJ174qn","type":"track"}
album: 心臓 (DubVision Remix) - SACRA BEATS Singles
  type: MusicAlbum
  date published: 2022-11-25
  track: 心臓 (DubVision Remix) - SACRA BEATS Singles
    type: MusicRecording
    duration: PT4M9S
    duration ms: 249279
    explicit: false
    by artist: Eir Aoi
    by artist: DubVision
    in album: 心臓 (DubVision Remix) - SACRA BEATS Singles
      type: MusicAlbum
      date published: 2022-11-25
    isrc code: JPU902203879
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-18T14:37:59+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xcafab62c24d4f0274e39a5d2d0518bd65198036c70d227141972e48233450ea8
    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/3YFOXdzDeFoMXTjtq0dN3c.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3YFOXdzDeFoMXTjtq0dN3c
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-02T03:55:08Z
    additional property: OTSCanonicalRecord
      type: PropertyValue
      value: {"copyright_id":"0xcafab62c24d4f0274e39a5d2d0518bd65198036c70d227141972e48233450ea8","isrc":"JPU902203879","name":"心臓 (DubVision Remix) - SACRA BEATS Singles","registered_at":"2026-06-18T14:37:59Z","spotify_id":"3YFOXdzDeFoMXTjtq0dN3c","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 0xcafab62c24d4f0274e39a5d2d0518bd65198036c70d227141972e48233450ea8. 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/3YFOXdzDeFoMXTjtq0dN3c.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/3YFOXdzDeFoMXTjtq0dN3c.
      date published: 2026-07-02T03:55:08Z
      text: {"copyright_id":"0xcafab62c24d4f0274e39a5d2d0518bd65198036c70d227141972e48233450ea8","isrc":"JPU902203879","name":"心臓 (DubVision Remix) - SACRA BEATS Singles","registered_at":"2026-06-18T14:37:59Z","spotify_id":"3YFOXdzDeFoMXTjtq0dN3c","type":"track"}
album: KALEIDOSCOPE
  type: MusicAlbum
  date published: 2023-01-11
  track: Kaleidoscope
    type: MusicRecording
    duration: PT1M11S
    duration ms: 71400
    explicit: false
    by artist: Eir Aoi
    in album: KALEIDOSCOPE
      type: MusicAlbum
      date published: 2023-01-11
    isrc code: JPU902204753
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-26T20:46:52+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x17bcec6febc27d9ae39a2fdd5a1882d78e47de4e15c5395f36cc5a25f0899d73
    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/4hW2G3oNHVtD9kDlVW3oDg.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4hW2G3oNHVtD9kDlVW3oDg
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-02T03:55:08Z
    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 0x17bcec6febc27d9ae39a2fdd5a1882d78e47de4e15c5395f36cc5a25f0899d73. 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/4hW2G3oNHVtD9kDlVW3oDg.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/4hW2G3oNHVtD9kDlVW3oDg.
      date published: 2026-07-02T03:55:08Z
  track: 心臓
    type: MusicRecording
    duration: PT3M34S
    duration ms: 214146
    explicit: false
    by artist: Eir Aoi
    in album: KALEIDOSCOPE
      type: MusicAlbum
      date published: 2023-01-11
    isrc code: JPU902202697
    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: 星が降るユメ
  track: ANSWER
  track: HELLO HELLO HELLO
  track: PHOENIX PRAYER
  track: ロゼ
  track: 月を追う真夜中
  track: アトック
  track: Campanula
  track: 鼓動
  track: I will...
  track: YeLL
album: HELLO HELLO HELLO
album: 藍井エイル LIVE TOUR 2020 "I will..." ～have hope～
album: FRAGMENT （Special Edition）
album: 藍井エイル Special Live 2018 RE BLUE at 日本武道館
album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
album: BEST -E-
album: BEST -A-
album: D'AZUR
album: AUBE
album: BLAU（Deluxe Edition）
album: BLAU
album: Prayer
album: Sora no Katachi
album: BEYOND GAZE
album: 青く、青く
album: ANSWER
album: 心臓
album: アトック (Live at Sony Music AnimeSongs ONLINE 2022)
album: INNOCENCE (Live at Sony Music AnimeSongs ONLINE 2022)
album: PHOENIX PRAYER -special edition
album: PHOENIX PRAYER
album: アトック
album: 鼓動
album: IGNITE - From THE FIRST TAKE
album: I will... - From THE FIRST TAKE
album: I will...
album: 星が降るユメ
album: 月を追う真夜中
album: UNLIMITED
album: アイリス
album: 流星 / 約束
album: 翼
album: アクセンティア
album: シューゲイザー
album: Bright Future
album: ラピスラズリ
album: シンシアの光
album: POLYHEDRA
track: INNOCENCE
track: シリウス
track: MEMORIA
track: AURORA
track: 虹の音
track: サンビカ
track: 青く、青く
track: アクセンティア
track: シューゲイザー
track: KASUMI
track: 心臓 (DubVision Remix) - SACRA BEATS Singles
track: アヴァロン・ブルー
track: ラピスラズリ
track: フェイスレス
track: サテライト
track: IGNITE
track: コバルト・スカイ
track: 閃光前夜

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-05T21:06:56+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xbeff1ee87f827b051840da1895231d98ff4fc5500f7814e2b4f48c915a8b024e

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953536

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/953536

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/5cxUpR1I9o69UTKgHyEACZ.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5cxUpR1I9o69UTKgHyEACZ

OTSTimestamp
type: PropertyValue
value: 2026-06-13T17:25:41Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xbeff1ee87f827b051840da1895231d98ff4fc5500f7814e2b4f48c915a8b024e","isrc":"JPU902202697","name":"心臓","registered_at":"2026-06-05T21:06:56Z","spotify_id":"5cxUpR1I9o69UTKgHyEACZ","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 0xbeff1ee87f827b051840da1895231d98ff4fc5500f7814e2b4f48c915a8b024e. 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/5cxUpR1I9o69UTKgHyEACZ.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/5cxUpR1I9o69UTKgHyEACZ.
date published: 2026-06-13T17:25:41Z
text: {"copyright_id":"0xbeff1ee87f827b051840da1895231d98ff4fc5500f7814e2b4f48c915a8b024e","isrc":"JPU902202697","name":"心臓","registered_at":"2026-06-05T21:06:56Z","spotify_id":"5cxUpR1I9o69UTKgHyEACZ","type":"track"}

星が降るユメ
type: MusicRecording
duration: PT4M10S
duration ms: 250106
explicit: false
by artist: Eir Aoi
in album: KALEIDOSCOPE
  type: MusicAlbum
  date published: 2023-01-11
isrc code: JPU901902404
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T09:59:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1cff4f28de3738972c7400dad0e719f447da9d237be1211f56f107d8182397ab
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/1MphKuJ1ZLJ7bZ3oppFJAR.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1MphKuJ1ZLJ7bZ3oppFJAR
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1cff4f28de3738972c7400dad0e719f447da9d237be1211f56f107d8182397ab","isrc":"JPU901902404","name":"星が降るユメ","registered_at":"2026-06-06T09:59:31Z","spotify_id":"1MphKuJ1ZLJ7bZ3oppFJAR","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 0x1cff4f28de3738972c7400dad0e719f447da9d237be1211f56f107d8182397ab. 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/1MphKuJ1ZLJ7bZ3oppFJAR.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/1MphKuJ1ZLJ7bZ3oppFJAR.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x1cff4f28de3738972c7400dad0e719f447da9d237be1211f56f107d8182397ab","isrc":"JPU901902404","name":"星が降るユメ","registered_at":"2026-06-06T09:59:31Z","spotify_id":"1MphKuJ1ZLJ7bZ3oppFJAR","type":"track"}

ANSWER
type: MusicRecording
duration: PT3M24S
duration ms: 204973
explicit: false
by artist: Eir Aoi
in album: KALEIDOSCOPE
  type: MusicAlbum
  date published: 2023-01-11
isrc code: JPU902203496
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T06:59:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfb1aa7053fc35396e93f14a8ee255761625eaba9e74c2be4c670d40843b69b14
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/1h5RjN4OcA8t7ZFZRtrWQn.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1h5RjN4OcA8t7ZFZRtrWQn
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 0xfb1aa7053fc35396e93f14a8ee255761625eaba9e74c2be4c670d40843b69b14. 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/1h5RjN4OcA8t7ZFZRtrWQn.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/1h5RjN4OcA8t7ZFZRtrWQn.
  date published: 2026-07-02T05:09:12Z

HELLO HELLO HELLO
type: MusicRecording
duration: PT4M5S
duration ms: 245040
explicit: false
by artist: Eir Aoi
in album: KALEIDOSCOPE
  type: MusicAlbum
  date published: 2023-01-11
isrc code: JPU902202247
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T06:04:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8120904f6186d2223f02028d3b8eb03a3828002471746c406616a688a30e1d4b
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/39baU0RVSbMXyuV3iNGNTX.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/39baU0RVSbMXyuV3iNGNTX
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8120904f6186d2223f02028d3b8eb03a3828002471746c406616a688a30e1d4b","isrc":"JPU902202247","name":"HELLO HELLO HELLO","registered_at":"2026-06-11T06:04:42Z","spotify_id":"39baU0RVSbMXyuV3iNGNTX","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 0x8120904f6186d2223f02028d3b8eb03a3828002471746c406616a688a30e1d4b. 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/39baU0RVSbMXyuV3iNGNTX.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/39baU0RVSbMXyuV3iNGNTX.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x8120904f6186d2223f02028d3b8eb03a3828002471746c406616a688a30e1d4b","isrc":"JPU902202247","name":"HELLO HELLO HELLO","registered_at":"2026-06-11T06:04:42Z","spotify_id":"39baU0RVSbMXyuV3iNGNTX","type":"track"}

PHOENIX PRAYER
type: MusicRecording
duration: PT4M14S
duration ms: 254586
explicit: false
by artist: Eir Aoi
in album: KALEIDOSCOPE
  type: MusicAlbum
  date published: 2023-01-11
isrc code: JPU902105039
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T02:07:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4b296c5869cd76fb6352c32d9d65fa3641ad66deb44e3254b916ee9c848b6630
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/6AIT9DBBQi5ddkE9DD9kOd.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6AIT9DBBQi5ddkE9DD9kOd
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4b296c5869cd76fb6352c32d9d65fa3641ad66deb44e3254b916ee9c848b6630","isrc":"JPU902105039","name":"PHOENIX PRAYER","registered_at":"2026-06-10T02:07:22Z","spotify_id":"6AIT9DBBQi5ddkE9DD9kOd","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 0x4b296c5869cd76fb6352c32d9d65fa3641ad66deb44e3254b916ee9c848b6630. 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/6AIT9DBBQi5ddkE9DD9kOd.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/6AIT9DBBQi5ddkE9DD9kOd.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x4b296c5869cd76fb6352c32d9d65fa3641ad66deb44e3254b916ee9c848b6630","isrc":"JPU902105039","name":"PHOENIX PRAYER","registered_at":"2026-06-10T02:07:22Z","spotify_id":"6AIT9DBBQi5ddkE9DD9kOd","type":"track"}

ロゼ
type: MusicRecording
duration: PT3M29S
duration ms: 209066
explicit: false
by artist: Eir Aoi
in album: KALEIDOSCOPE
  type: MusicAlbum
  date published: 2023-01-11
isrc code: JPU902204754
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T09:41:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x40d9282615ced163e37449060809302b24e5691567f8d8c5afb10b6cf99409fd
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/2Je51HC5BEKT6xJEzS4iHt.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Je51HC5BEKT6xJEzS4iHt
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x40d9282615ced163e37449060809302b24e5691567f8d8c5afb10b6cf99409fd","isrc":"JPU902204754","name":"ロゼ","registered_at":"2026-06-19T09:41:15Z","spotify_id":"2Je51HC5BEKT6xJEzS4iHt","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 0x40d9282615ced163e37449060809302b24e5691567f8d8c5afb10b6cf99409fd. 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/2Je51HC5BEKT6xJEzS4iHt.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/2Je51HC5BEKT6xJEzS4iHt.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x40d9282615ced163e37449060809302b24e5691567f8d8c5afb10b6cf99409fd","isrc":"JPU902204754","name":"ロゼ","registered_at":"2026-06-19T09:41:15Z","spotify_id":"2Je51HC5BEKT6xJEzS4iHt","type":"track"}

月を追う真夜中
type: MusicRecording
duration: PT4M16S
duration ms: 256693
explicit: false
by artist: Eir Aoi
in album: KALEIDOSCOPE
  type: MusicAlbum
  date published: 2023-01-11
isrc code: JPU901901567
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T12:57:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf6f360a101fd30cfdbaddafe98d8318680638e23f85fd927de79369b9ef50e1f
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/7iuJWDLufY9spbErOgImjj.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7iuJWDLufY9spbErOgImjj
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf6f360a101fd30cfdbaddafe98d8318680638e23f85fd927de79369b9ef50e1f","isrc":"JPU901901567","name":"月を追う真夜中","registered_at":"2026-06-07T12:57:38Z","spotify_id":"7iuJWDLufY9spbErOgImjj","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 0xf6f360a101fd30cfdbaddafe98d8318680638e23f85fd927de79369b9ef50e1f. 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/7iuJWDLufY9spbErOgImjj.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/7iuJWDLufY9spbErOgImjj.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xf6f360a101fd30cfdbaddafe98d8318680638e23f85fd927de79369b9ef50e1f","isrc":"JPU901901567","name":"月を追う真夜中","registered_at":"2026-06-07T12:57:38Z","spotify_id":"7iuJWDLufY9spbErOgImjj","type":"track"}

アトック
type: MusicRecording
duration: PT4M12S
duration ms: 252733
explicit: false
by artist: Eir Aoi
in album: KALEIDOSCOPE
  type: MusicAlbum
  date published: 2023-01-11
isrc code: JPU902101232
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T01:50:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8a9292c421c391080c594b1ecd9615f38e74c8a484467ec69b25270643ccebda
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/3fYs7XPmmXZH1pHRdyGZxf.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3fYs7XPmmXZH1pHRdyGZxf
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8a9292c421c391080c594b1ecd9615f38e74c8a484467ec69b25270643ccebda","isrc":"JPU902101232","name":"アトック","registered_at":"2026-06-23T01:50:55Z","spotify_id":"3fYs7XPmmXZH1pHRdyGZxf","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 0x8a9292c421c391080c594b1ecd9615f38e74c8a484467ec69b25270643ccebda. 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/3fYs7XPmmXZH1pHRdyGZxf.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/3fYs7XPmmXZH1pHRdyGZxf.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x8a9292c421c391080c594b1ecd9615f38e74c8a484467ec69b25270643ccebda","isrc":"JPU902101232","name":"アトック","registered_at":"2026-06-23T01:50:55Z","spotify_id":"3fYs7XPmmXZH1pHRdyGZxf","type":"track"}

Campanula
type: MusicRecording
duration: PT3M29S
duration ms: 209546
explicit: false
by artist: Eir Aoi
in album: KALEIDOSCOPE
  type: MusicAlbum
  date published: 2023-01-11
isrc code: JPU902204755
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T21:02:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9721bd983af56f23653158e966ce9fbb3aaa36e14d962dacf52505a8d15f9345
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/4fygeSa7eyfrKHSvaX9yn3.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4fygeSa7eyfrKHSvaX9yn3
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
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 0x9721bd983af56f23653158e966ce9fbb3aaa36e14d962dacf52505a8d15f9345. 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/4fygeSa7eyfrKHSvaX9yn3.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/4fygeSa7eyfrKHSvaX9yn3.
  date published: 2026-07-02T11:38:34Z

鼓動
type: MusicRecording
duration: PT4M4S
duration ms: 244453
explicit: false
by artist: Eir Aoi
in album: KALEIDOSCOPE
  type: MusicAlbum
  date published: 2023-01-11
isrc code: JPU902100723
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T18:02:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x58178878f74159f56803cbe0c436771b9ca8046fd9c0fc0716c1e90aaa9dc86a
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/53TVEXS1XrogtGSoaSg2a8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/53TVEXS1XrogtGSoaSg2a8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x58178878f74159f56803cbe0c436771b9ca8046fd9c0fc0716c1e90aaa9dc86a","isrc":"JPU902100723","name":"鼓動","registered_at":"2026-06-21T18:02:31Z","spotify_id":"53TVEXS1XrogtGSoaSg2a8","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 0x58178878f74159f56803cbe0c436771b9ca8046fd9c0fc0716c1e90aaa9dc86a. 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/53TVEXS1XrogtGSoaSg2a8.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/53TVEXS1XrogtGSoaSg2a8.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x58178878f74159f56803cbe0c436771b9ca8046fd9c0fc0716c1e90aaa9dc86a","isrc":"JPU902100723","name":"鼓動","registered_at":"2026-06-21T18:02:31Z","spotify_id":"53TVEXS1XrogtGSoaSg2a8","type":"track"}

I will...
type: MusicRecording
duration: PT4M34S
duration ms: 274320
explicit: false
by artist: Eir Aoi
in album: KALEIDOSCOPE
  type: MusicAlbum
  date published: 2023-01-11
isrc code: JPU902001099
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T16:15:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe273d520fb2c9cc8b6ec2166510eb431da41e8f11067b6b67396cbcf46a5a4ad
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/3vQ4D2tTozS2EsJowFwMso.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3vQ4D2tTozS2EsJowFwMso
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe273d520fb2c9cc8b6ec2166510eb431da41e8f11067b6b67396cbcf46a5a4ad","isrc":"JPU902001099","name":"I will...","registered_at":"2026-06-04T16:15:01Z","spotify_id":"3vQ4D2tTozS2EsJowFwMso","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 0xe273d520fb2c9cc8b6ec2166510eb431da41e8f11067b6b67396cbcf46a5a4ad. 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/3vQ4D2tTozS2EsJowFwMso.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/3vQ4D2tTozS2EsJowFwMso.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xe273d520fb2c9cc8b6ec2166510eb431da41e8f11067b6b67396cbcf46a5a4ad","isrc":"JPU902001099","name":"I will...","registered_at":"2026-06-04T16:15:01Z","spotify_id":"3vQ4D2tTozS2EsJowFwMso","type":"track"}

YeLL
type: MusicRecording
duration: PT4M20S
duration ms: 260000
explicit: false
by artist: Eir Aoi
in album: KALEIDOSCOPE
  type: MusicAlbum
  date published: 2023-01-11
isrc code: JPU902201984
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T14:37:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8580cb3c7d052c9824eadc7f53b4b1f20c491f317fc3d6a9f31d84d1e874418c
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/3ughjGlNEbLBm5ba7y2vdB.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3ughjGlNEbLBm5ba7y2vdB
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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 0x8580cb3c7d052c9824eadc7f53b4b1f20c491f317fc3d6a9f31d84d1e874418c. 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/3ughjGlNEbLBm5ba7y2vdB.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/3ughjGlNEbLBm5ba7y2vdB.
  date published: 2026-07-02T03:55:08Z

HELLO HELLO HELLO
type: MusicAlbum
date published: 2022-08-17
track: HELLO HELLO HELLO
  type: MusicRecording
  duration: PT4M5S
  duration ms: 245026
  explicit: false
  by artist: Eir Aoi
  in album: HELLO HELLO HELLO
    type: MusicAlbum
    date published: 2022-08-17
  isrc code: JPU902202247
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-11T06:04:42+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8120904f6186d2223f02028d3b8eb03a3828002471746c406616a688a30e1d4b
  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/1IlMcBvlQlPSd58GxEHX44.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1IlMcBvlQlPSd58GxEHX44
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x8120904f6186d2223f02028d3b8eb03a3828002471746c406616a688a30e1d4b","isrc":"JPU902202247","name":"HELLO HELLO HELLO","registered_at":"2026-06-11T06:04:42Z","spotify_id":"1IlMcBvlQlPSd58GxEHX44","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 0x8120904f6186d2223f02028d3b8eb03a3828002471746c406616a688a30e1d4b. 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/1IlMcBvlQlPSd58GxEHX44.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/1IlMcBvlQlPSd58GxEHX44.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x8120904f6186d2223f02028d3b8eb03a3828002471746c406616a688a30e1d4b","isrc":"JPU902202247","name":"HELLO HELLO HELLO","registered_at":"2026-06-11T06:04:42Z","spotify_id":"1IlMcBvlQlPSd58GxEHX44","type":"track"}
track: Resonance
  type: MusicRecording
  duration: PT4M27S
  duration ms: 267080
  explicit: false
  by artist: Eir Aoi
  in album: HELLO HELLO HELLO
    type: MusicAlbum
    date published: 2022-08-17
  isrc code: JPU902202367
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-23T01:58:12+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x03390208c67807da0d75ddb0cd3e1279e81973fc7c3875e7d55f8d93d3b36e74
  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/7p5NnU5fSHo52LaVEkFH6O.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7p5NnU5fSHo52LaVEkFH6O
  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 0x03390208c67807da0d75ddb0cd3e1279e81973fc7c3875e7d55f8d93d3b36e74. 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/7p5NnU5fSHo52LaVEkFH6O.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/7p5NnU5fSHo52LaVEkFH6O.
    date published: 2026-07-02T05:09:12Z
track: CaCO
  type: MusicRecording
  duration: PT5M11S
  duration ms: 311960
  explicit: false
  by artist: Eir Aoi
  in album: HELLO HELLO HELLO
    type: MusicAlbum
    date published: 2022-08-17
  isrc code: JPU902202368
track: HELLO HELLO HELLO -TV size ver
  type: MusicRecording
  duration: PT1M31S
  duration ms: 91000
  explicit: false
  by artist: Eir Aoi
  in album: HELLO HELLO HELLO
    type: MusicAlbum
    date published: 2022-08-17
  isrc code: JPU902202372
track: HELLO HELLO HELLO -Instrumental
  type: MusicRecording
  duration: PT4M5S
  duration ms: 245026
  explicit: false
  by artist: Eir Aoi
  in album: HELLO HELLO HELLO
    type: MusicAlbum
    date published: 2022-08-17
  isrc code: JPU902202369
track: Resonance -Instrumental
  type: MusicRecording
  duration: PT4M27S
  duration ms: 267080
  explicit: false
  by artist: Eir Aoi
  in album: HELLO HELLO HELLO
    type: MusicAlbum
    date published: 2022-08-17
  isrc code: JPU902202370
track: CaCO -Instrumental
  type: MusicRecording
  duration: PT5M10S
  duration ms: 310626
  explicit: false
  by artist: Eir Aoi
  in album: HELLO HELLO HELLO
    type: MusicAlbum
    date published: 2022-08-17
  isrc code: JPU902202371

藍井エイル LIVE TOUR 2020 "I will..." ～have hope～
type: MusicAlbum
date published: 2020-12-23
track: I will... - LIVE TOUR 2020
  type: MusicRecording
  duration: PT4M42S
  duration ms: 282013
  explicit: false
  by artist: Eir Aoi
  in album: 藍井エイル LIVE TOUR 2020 "I will..." ～have hope～
    type: MusicAlbum
    date published: 2020-12-23
  isrc code: JPU902003077
track: 月を追う真夜中 - LIVE TOUR 2020
  type: MusicRecording
  duration: PT4M15S
  duration ms: 255093
  explicit: false
  by artist: Eir Aoi
  in album: 藍井エイル LIVE TOUR 2020 "I will..." ～have hope～
    type: MusicAlbum
    date published: 2020-12-23
  isrc code: JPU902003078
track: 流星 - LIVE TOUR 2020
  type: MusicRecording
  duration: PT4M15S
  duration ms: 255933
  explicit: false
  by artist: Eir Aoi
  in album: 藍井エイル LIVE TOUR 2020 "I will..." ～have hope～
    type: MusicAlbum
    date published: 2020-12-23
  isrc code: JPU902003079
track: アカツキ - LIVE TOUR 2020
  type: MusicRecording
  duration: PT4M56S
  duration ms: 296320
  explicit: false
  by artist: Eir Aoi
  in album: 藍井エイル LIVE TOUR 2020 "I will..." ～have hope～
    type: MusicAlbum
    date published: 2020-12-23
  isrc code: JPU902003080
track: GENESIS - LIVE TOUR 2020
  type: MusicRecording
  duration: PT4M40S
  duration ms: 280506
  explicit: false
  by artist: Eir Aoi
  in album: 藍井エイル LIVE TOUR 2020 "I will..." ～have hope～
    type: MusicAlbum
    date published: 2020-12-23
  isrc code: JPU902003081
track: クロイウタ - LIVE TOUR 2020
  type: MusicRecording
  duration: PT6M22S
  duration ms: 382906
  explicit: false
  by artist: Eir Aoi
  in album: 藍井エイル LIVE TOUR 2020 "I will..." ～have hope～
    type: MusicAlbum
    date published: 2020-12-23
  isrc code: JPU902003082
track: CRIMSON EYES - LIVE TOUR 2020
  type: MusicRecording
  duration: PT4M29S
  duration ms: 269426
  explicit: false
  by artist: Eir Aoi
  in album: 藍井エイル LIVE TOUR 2020 "I will..." ～have hope～
    type: MusicAlbum
    date published: 2020-12-23
  isrc code: JPU902003083
track: 星が降るユメ - LIVE TOUR 2020
  type: MusicRecording
  duration: PT4M13S
  duration ms: 253106
  explicit: false
  by artist: Eir Aoi
  in album: 藍井エイル LIVE TOUR 2020 "I will..." ～have hope～
    type: MusicAlbum
    date published: 2020-12-23
  isrc code: JPU902003084
track: 青の世界 - LIVE TOUR 2020
  type: MusicRecording
  duration: PT5M51S
  duration ms: 351080
  explicit: false
  by artist: Eir Aoi
  in album: 藍井エイル LIVE TOUR 2020 "I will..." ～have hope～
    type: MusicAlbum
    date published: 2020-12-23
  isrc code: JPU902003085
track: Raspberry Moon - LIVE TOUR 2020
  type: MusicRecording
  duration: PT3M42S
  duration ms: 222640
  explicit: false
  by artist: Eir Aoi
  in album: 藍井エイル LIVE TOUR 2020 "I will..." ～have hope～
    type: MusicAlbum
    date published: 2020-12-23
  isrc code: JPU902003086
track: シンシアの光 - LIVE TOUR 2020
  type: MusicRecording
  duration: PT4M26S
  duration ms: 266040
  explicit: false
  by artist: Eir Aoi
  in album: 藍井エイル LIVE TOUR 2020 "I will..." ～have hope～
    type: MusicAlbum
    date published: 2020-12-23
  isrc code: JPU902003087
track: IGNITE - LIVE TOUR 2020
  type: MusicRecording
  duration: PT4M9S
  duration ms: 249986
  explicit: false
  by artist: Eir Aoi
  in album: 藍井エイル LIVE TOUR 2020 "I will..." ～have hope～
    type: MusicAlbum
    date published: 2020-12-23
  isrc code: JPU902003088
track: シリウス - LIVE TOUR 2020
  type: MusicRecording
  duration: PT4M54S
  duration ms: 294400
  explicit: false
  by artist: Eir Aoi
  in album: 藍井エイル LIVE TOUR 2020 "I will..." ～have hope～
    type: MusicAlbum
    date published: 2020-12-23
  isrc code: JPU902003089
track: INNOCENCE - LIVE TOUR 2020
  type: MusicRecording
  duration: PT4M45S
  duration ms: 285560
  explicit: false
  by artist: Eir Aoi
  in album: 藍井エイル LIVE TOUR 2020 "I will..." ～have hope～
    type: MusicAlbum
    date published: 2020-12-23
  isrc code: JPU902003090
track: レイニーデイ - LIVE TOUR 2020
  type: MusicRecording
  duration: PT5M24S
  duration ms: 324933
  explicit: false
  by artist: Eir Aoi
  in album: 藍井エイル LIVE TOUR 2020 "I will..." ～have hope～
    type: MusicAlbum
    date published: 2020-12-23
  isrc code: JPU902003091

FRAGMENT （Special Edition）
type: MusicAlbum
date published: 2019-04-17
track: 約束
  type: MusicRecording
  duration: PT4M46S
  duration ms: 286306
  explicit: false
  by artist: Eir Aoi
  in album: FRAGMENT （Special Edition）
    type: MusicAlbum
    date published: 2019-04-17
  isrc code: JPU901801084
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T11:26:59+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x61ec90912a33340973bc940dffb27d08b1c0315601b2e01606ea0b37798493d8
  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/28YoNQJtIp77Nn3h8fl5Dv.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/28YoNQJtIp77Nn3h8fl5Dv
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x61ec90912a33340973bc940dffb27d08b1c0315601b2e01606ea0b37798493d8","isrc":"JPU901801084","name":"約束","registered_at":"2026-06-08T11:26:59Z","spotify_id":"28YoNQJtIp77Nn3h8fl5Dv","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 0x61ec90912a33340973bc940dffb27d08b1c0315601b2e01606ea0b37798493d8. 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/28YoNQJtIp77Nn3h8fl5Dv.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/28YoNQJtIp77Nn3h8fl5Dv.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x61ec90912a33340973bc940dffb27d08b1c0315601b2e01606ea0b37798493d8","isrc":"JPU901801084","name":"約束","registered_at":"2026-06-08T11:26:59Z","spotify_id":"28YoNQJtIp77Nn3h8fl5Dv","type":"track"}
track: SINGULARITY
  type: MusicRecording
  duration: PT4M42S
  duration ms: 282813
  explicit: false
  by artist: Eir Aoi
  in album: FRAGMENT （Special Edition）
    type: MusicAlbum
    date published: 2019-04-17
  isrc code: JPU901900663
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T22:04:29+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa16a525c58b02782a7af0a941ecb1ea4162377acaa62cc585db0c6e6de327b97
  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/0SD34sXHsm29Gm637omcuA.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0SD34sXHsm29Gm637omcuA
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  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 0xa16a525c58b02782a7af0a941ecb1ea4162377acaa62cc585db0c6e6de327b97. 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/0SD34sXHsm29Gm637omcuA.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/0SD34sXHsm29Gm637omcuA.
    date published: 2026-07-02T03:30:09Z
track: 流星
  type: MusicRecording
  duration: PT4M12S
  duration ms: 252426
  explicit: false
  by artist: Eir Aoi
  in album: FRAGMENT （Special Edition）
    type: MusicAlbum
    date published: 2019-04-17
  isrc code: JPU901801083
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T11:42:08+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb80905075c090fb467ee206f60edfe1b246aae6739b49f5b596beb15ab3c4563
  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/08qU2grYIu0XldcJZ7jEOb.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/08qU2grYIu0XldcJZ7jEOb
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xb80905075c090fb467ee206f60edfe1b246aae6739b49f5b596beb15ab3c4563","isrc":"JPU901801083","name":"流星","registered_at":"2026-06-04T11:42:08Z","spotify_id":"08qU2grYIu0XldcJZ7jEOb","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 0xb80905075c090fb467ee206f60edfe1b246aae6739b49f5b596beb15ab3c4563. 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/08qU2grYIu0XldcJZ7jEOb.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/08qU2grYIu0XldcJZ7jEOb.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0xb80905075c090fb467ee206f60edfe1b246aae6739b49f5b596beb15ab3c4563","isrc":"JPU901801083","name":"流星","registered_at":"2026-06-04T11:42:08Z","spotify_id":"08qU2grYIu0XldcJZ7jEOb","type":"track"}
track: UNLIMITED
  type: MusicRecording
  duration: PT4M36S
  duration ms: 276253
  explicit: false
  by artist: Eir Aoi
  in album: FRAGMENT （Special Edition）
    type: MusicAlbum
    date published: 2019-04-17
  isrc code: JPU901900664
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T22:05:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x234a3b796adb4b863b8ea2aa9b85983e4aaf3b6fceeae3daf3b6d88fd5fc5d89
  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/0z6zShdYIiAJdT3I6FOl7q.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0z6zShdYIiAJdT3I6FOl7q
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  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 0x234a3b796adb4b863b8ea2aa9b85983e4aaf3b6fceeae3daf3b6d88fd5fc5d89. 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/0z6zShdYIiAJdT3I6FOl7q.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/0z6zShdYIiAJdT3I6FOl7q.
    date published: 2026-07-02T03:55:08Z
track: グローアップ
  type: MusicRecording
  duration: PT4M19S
  duration ms: 259466
  explicit: false
  by artist: Eir Aoi
  in album: FRAGMENT （Special Edition）
    type: MusicAlbum
    date published: 2019-04-17
  isrc code: JPU901900665
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  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: 螺旋世界
track: パズルテレパシー
track: FROATIN'
track: アイリス
track: 今
track: フラグメント
track: シンシアの光 RE BLUE LIVE ver.

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-23T01:58:02+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xb990725ba82dce96a31ef9f04d44cc574a962f14fb9c3fbaf904bd4fe1bc6dc9

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956312

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/956312

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/1JnzJ2SnSrsiUSXIGkvX06.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1JnzJ2SnSrsiUSXIGkvX06

OTSTimestamp
type: PropertyValue
value: 2026-07-02T05:09:12Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xb990725ba82dce96a31ef9f04d44cc574a962f14fb9c3fbaf904bd4fe1bc6dc9","isrc":"JPU901900665","name":"グローアップ","registered_at":"2026-06-23T01:58:02Z","spotify_id":"1JnzJ2SnSrsiUSXIGkvX06","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 0xb990725ba82dce96a31ef9f04d44cc574a962f14fb9c3fbaf904bd4fe1bc6dc9. 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/1JnzJ2SnSrsiUSXIGkvX06.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/1JnzJ2SnSrsiUSXIGkvX06.
date published: 2026-07-02T05:09:12Z
text: {"copyright_id":"0xb990725ba82dce96a31ef9f04d44cc574a962f14fb9c3fbaf904bd4fe1bc6dc9","isrc":"JPU901900665","name":"グローアップ","registered_at":"2026-06-23T01:58:02Z","spotify_id":"1JnzJ2SnSrsiUSXIGkvX06","type":"track"}

螺旋世界
type: MusicRecording
duration: PT4M19S
duration ms: 259466
explicit: false
by artist: Eir Aoi
in album: FRAGMENT （Special Edition）
  type: MusicAlbum
  date published: 2019-04-17
isrc code: JPU901900666
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T18:19:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4f9d24a5ea4c5d6404c029c5fd71e58148c6a24da8867a041a44765b942ccb34
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/1Cp6p7em95MNYmuJBI9MNn.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1Cp6p7em95MNYmuJBI9MNn
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4f9d24a5ea4c5d6404c029c5fd71e58148c6a24da8867a041a44765b942ccb34","isrc":"JPU901900666","name":"螺旋世界","registered_at":"2026-06-25T18:19:52Z","spotify_id":"1Cp6p7em95MNYmuJBI9MNn","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 0x4f9d24a5ea4c5d6404c029c5fd71e58148c6a24da8867a041a44765b942ccb34. 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/1Cp6p7em95MNYmuJBI9MNn.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/1Cp6p7em95MNYmuJBI9MNn.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x4f9d24a5ea4c5d6404c029c5fd71e58148c6a24da8867a041a44765b942ccb34","isrc":"JPU901900666","name":"螺旋世界","registered_at":"2026-06-25T18:19:52Z","spotify_id":"1Cp6p7em95MNYmuJBI9MNn","type":"track"}

パズルテレパシー
type: MusicRecording
duration: PT4M37S
duration ms: 277786
explicit: false
by artist: Eir Aoi
in album: FRAGMENT （Special Edition）
  type: MusicAlbum
  date published: 2019-04-17
isrc code: JPU901900667

FROATIN'
type: MusicRecording
duration: PT4M12S
duration ms: 252533
explicit: false
by artist: Eir Aoi
in album: FRAGMENT （Special Edition）
  type: MusicAlbum
  date published: 2019-04-17
isrc code: JPU901900668
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T14:39:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd78357606113d9b5549bef50689978bbf755cb16b795434f2beaae44822bc4c0
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/712XBKRZlVW0MqXyXPbUMl.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/712XBKRZlVW0MqXyXPbUMl
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
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 0xd78357606113d9b5549bef50689978bbf755cb16b795434f2beaae44822bc4c0. 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/712XBKRZlVW0MqXyXPbUMl.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/712XBKRZlVW0MqXyXPbUMl.
  date published: 2026-07-02T03:30:09Z

アイリス
type: MusicRecording
duration: PT4M7S
duration ms: 247426
explicit: false
by artist: Eir Aoi
in album: FRAGMENT （Special Edition）
  type: MusicAlbum
  date published: 2019-04-17
isrc code: JPU901802940
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T09:08:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2aaeab973e3728a700a29c631f52208a07fe07e01ef8c948a32cc5708869b9c5
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/3Bl9pbEgCoSnm50nG93bvL.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Bl9pbEgCoSnm50nG93bvL
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2aaeab973e3728a700a29c631f52208a07fe07e01ef8c948a32cc5708869b9c5","isrc":"JPU901802940","name":"アイリス","registered_at":"2026-06-04T09:08:11Z","spotify_id":"3Bl9pbEgCoSnm50nG93bvL","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 0x2aaeab973e3728a700a29c631f52208a07fe07e01ef8c948a32cc5708869b9c5. 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/3Bl9pbEgCoSnm50nG93bvL.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/3Bl9pbEgCoSnm50nG93bvL.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x2aaeab973e3728a700a29c631f52208a07fe07e01ef8c948a32cc5708869b9c5","isrc":"JPU901802940","name":"アイリス","registered_at":"2026-06-04T09:08:11Z","spotify_id":"3Bl9pbEgCoSnm50nG93bvL","type":"track"}

今
type: MusicRecording
duration: PT4M23S
duration ms: 263000
explicit: false
by artist: Eir Aoi
in album: FRAGMENT （Special Edition）
  type: MusicAlbum
  date published: 2019-04-17
isrc code: JPU901900669
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T20:49:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9d857ab175eae61bc52bb093298a41a383964cba0fa6f5f0f3d678c5d50baf55
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/7LBHPjSSO8FZFMf000D8Wc.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7LBHPjSSO8FZFMf000D8Wc
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9d857ab175eae61bc52bb093298a41a383964cba0fa6f5f0f3d678c5d50baf55","isrc":"JPU901900669","name":"今","registered_at":"2026-06-26T20:49:04Z","spotify_id":"7LBHPjSSO8FZFMf000D8Wc","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 0x9d857ab175eae61bc52bb093298a41a383964cba0fa6f5f0f3d678c5d50baf55. 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/7LBHPjSSO8FZFMf000D8Wc.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/7LBHPjSSO8FZFMf000D8Wc.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x9d857ab175eae61bc52bb093298a41a383964cba0fa6f5f0f3d678c5d50baf55","isrc":"JPU901900669","name":"今","registered_at":"2026-06-26T20:49:04Z","spotify_id":"7LBHPjSSO8FZFMf000D8Wc","type":"track"}

フラグメント
type: MusicRecording
duration: PT4M47S
duration ms: 287400
explicit: false
by artist: Eir Aoi
in album: FRAGMENT （Special Edition）
  type: MusicAlbum
  date published: 2019-04-17
isrc code: JPU901900670

シンシアの光 RE BLUE LIVE ver.
type: MusicRecording
duration: PT4M20S
duration ms: 260299
explicit: false
by artist: Eir Aoi
in album: FRAGMENT （Special Edition）
  type: MusicAlbum
  date published: 2019-04-17
isrc code: JPU901900816

藍井エイル Special Live 2018 RE BLUE at 日本武道館
type: MusicAlbum
date published: 2019-02-08
track: IGNITE -RE BLUE LIVE ver.-
  type: MusicRecording
  duration: PT4M20S
  duration ms: 260532
  explicit: false
  by artist: Eir Aoi
  in album: 藍井エイル Special Live 2018 RE BLUE at 日本武道館
    type: MusicAlbum
    date published: 2019-02-08
  isrc code: JPU901803711
track: MEMORIA -RE BLUE LIVE ver.-
  type: MusicRecording
  duration: PT4M58S
  duration ms: 298986
  explicit: false
  by artist: Eir Aoi
  in album: 藍井エイル Special Live 2018 RE BLUE at 日本武道館
    type: MusicAlbum
    date published: 2019-02-08
  isrc code: JPU901803712
track: KASUMI -RE BLUE LIVE ver.-
  type: MusicRecording
  duration: PT4M43S
  duration ms: 283395
  explicit: false
  by artist: Eir Aoi
  in album: 藍井エイル Special Live 2018 RE BLUE at 日本武道館
    type: MusicAlbum
    date published: 2019-02-08
  isrc code: JPU901900021
track: アクセンティア -RE BLUE LIVE ver.-
  type: MusicRecording
  duration: PT4M41S
  duration ms: 281226
  explicit: false
  by artist: Eir Aoi
  in album: 藍井エイル Special Live 2018 RE BLUE at 日本武道館
    type: MusicAlbum
    date published: 2019-02-08
  isrc code: JPU901803713
track: シューゲイザー -RE BLUE LIVE ver.-
  type: MusicRecording
  duration: PT4M20S
  duration ms: 260706
  explicit: false
  by artist: Eir Aoi
  in album: 藍井エイル Special Live 2018 RE BLUE at 日本武道館
    type: MusicAlbum
    date published: 2019-02-08
  isrc code: JPU901803714
track: ラピスラズリ -RE BLUE LIVE ver.-
  type: MusicRecording
  duration: PT4M1S
  duration ms: 241600
  explicit: false
  by artist: Eir Aoi
  in album: 藍井エイル Special Live 2018 RE BLUE at 日本武道館
    type: MusicAlbum
    date published: 2019-02-08
  isrc code: JPU901803716
track: 翼 -RE BLUE LIVE ver.-
  type: MusicRecording
  duration: PT3M27S
  duration ms: 207893
  explicit: false
  by artist: Eir Aoi
  in album: 藍井エイル Special Live 2018 RE BLUE at 日本武道館
    type: MusicAlbum
    date published: 2019-02-08
  isrc code: JPU901803717
track: INNOCENCE -RE BLUE LIVE ver.-
  type: MusicRecording
  duration: PT4M44S
  duration ms: 284554
  explicit: false
  by artist: Eir Aoi
  in album: 藍井エイル Special Live 2018 RE BLUE at 日本武道館
    type: MusicAlbum
    date published: 2019-02-08
  isrc code: JPU901900022
track: 虹の音 -RE BLUE LIVE ver.-
  type: MusicRecording
  duration: PT5M23S
  duration ms: 323026
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    type: MusicAlbum
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  isrc code: JPU901803718

Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
type: MusicAlbum
date published: 2017-02-15
track: ～ Theme of LAST BLUE ～ LIVE version
  type: MusicRecording
  duration: PT1M39S
  duration ms: 99360
  explicit: false
  by artist: Eir Aoi
  in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
    type: MusicAlbum
    date published: 2017-02-15
track: シューゲイザー -LAST BLUE LIVE version-
  type: MusicRecording
  duration: PT4M49S
  duration ms: 289360
  explicit: false
  by artist: Eir Aoi
  in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
    type: MusicAlbum
    date published: 2017-02-15
track: シリウス -LAST BLUE LIVE version-
  type: MusicRecording
  duration: PT4M21S
  duration ms: 261105
  explicit: false
  by artist: Eir Aoi
  in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
    type: MusicAlbum
    date published: 2017-02-15
  isrc code: JPU901700022
track: シンシアの光 -LAST BLUE LIVE version-
  type: MusicRecording
  duration: PT4M35S
  duration ms: 275106
  explicit: false
  by artist: Eir Aoi
  in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
    type: MusicAlbum
    date published: 2017-02-15
  isrc code: JPU901700036
track: AURORA -LAST BLUE LIVE version-
  type: MusicRecording
  duration: PT4M27S
  duration ms: 267933
  explicit: false
  by artist: Eir Aoi
  in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
    type: MusicAlbum
    date published: 2017-02-15
  isrc code: JPU901700023
track: ラピスラズリ -LAST BLUE LIVE version-
  type: MusicRecording
  duration: PT4M9S
  duration ms: 249533
  explicit: false
  by artist: Eir Aoi
  in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
    type: MusicAlbum
    date published: 2017-02-15
  isrc code: JPU901700037
track: コバルト・スカイ -LAST BLUE LIVE version-
  type: MusicRecording
  duration: PT4M45S
  duration ms: 285626
  explicit: false
  by artist: Eir Aoi
  in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
    type: MusicAlbum
    date published: 2017-02-15
  isrc code: JPU901700024
track: IGNITE -LAST BLUE LIVE version-
  type: MusicRecording
  duration: PT4M11S
  duration ms: 251933
  explicit: false
  by artist: Eir Aoi
  in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
    type: MusicAlbum
    date published: 2017-02-15
  isrc code: JPU901700038
track: アヴァロン・ブルー -LAST BLUE LIVE version-
  type: MusicRecording
  duration: PT5M9S
  duration ms: 309906
  explicit: false
  by artist: Eir Aoi
  in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
    type: MusicAlbum
    date published: 2017-02-15
track: Bright Future -LAST BLUE LIVE version-
  type: MusicRecording
  duration: PT9M10S
  duration ms: 550600
  explicit: false
  by artist: Eir Aoi
  in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
    type: MusicAlbum
    date published: 2017-02-15
track: GENESIS -LAST BLUE LIVE version-
  type: MusicRecording
  duration: PT4M38S
  duration ms: 278160
  explicit: false
  by artist: Eir Aoi
  in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
    type: MusicAlbum
    date published: 2017-02-15
track: サンビカ -LAST BLUE LIVE version-
  type: MusicRecording
  duration: PT5M17S
  duration ms: 317866
  explicit: false
  by artist: Eir Aoi
  in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
    type: MusicAlbum
    date published: 2017-02-15
track: アカツキ -LAST BLUE LIVE version-
  type: MusicRecording
  duration: PT4M59S
  duration ms: 299906
  explicit: false
  by artist: Eir Aoi
  in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
    type: MusicAlbum
    date published: 2017-02-15
track: 翼 -LAST BLUE LIVE version-
  type: MusicRecording
  duration: PT4M7S
  duration ms: 247333
  explicit: false
  by artist: Eir Aoi
  in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
    type: MusicAlbum
    date published: 2017-02-15
  isrc code: JPU901700041
track: クロイウタ -LAST BLUE LIVE version-
  type: MusicRecording
  duration: PT6M36S
  duration ms: 396133
  explicit: false
  by artist: Eir Aoi
  in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
    type: MusicAlbum
    date published: 2017-02-15
  isrc code: JPU901700028
track: INNOCENCE -LAST BLUE LIVE version-
  type: MusicRecording
  duration: PT5M42S
  duration ms: 342240
  explicit: false
  by artist: Eir Aoi
  in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
    type: MusicAlbum
    date published: 2017-02-15
  isrc code: JPU901700042
track: KASUMI -LAST BLUE LIVE version-
  type: MusicRecording
  duration: PT4M48S
  duration ms: 288413
  explicit: false
  by artist: Eir Aoi
  in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
    type: MusicAlbum
    date published: 2017-02-15
track: frozen eyez -LAST BLUE LIVE version-
  type: MusicRecording
  duration: PT6M29S
  duration ms: 389400
  explicit: false
  by artist: Eir Aoi
  in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
    type: MusicAlbum
    date published: 2017-02-15
track: Lament -LAST BLUE LIVE version-
  type: MusicRecording
  duration: PT5M37S
  duration ms: 337773
  explicit: false
  by artist: Eir Aoi
  in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
    type: MusicAlbum
    date published: 2017-02-15
track: ツナガルオモイ -LAST BLUE LIVE version-
  type: MusicRecording
  duration: PT4M44S
  duration ms: 284733
  explicit: false
  by artist: Eir Aoi
  in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
    type: MusicAlbum
    date published: 2017-02-15
track: MEMORIA -LAST BLUE LIVE version-
  type: MusicRecording
  duration: PT5M29S
  duration ms: 329506
  explicit: false
  by artist: Eir Aoi
  in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
    type: MusicAlbum
    date published: 2017-02-15
  isrc code: JPU901700031
track: 虹の音 -LAST BLUE LIVE version-
track: HaNaZaKaRi -LAST BLUE LIVE version-
track: アクセンティア -LAST BLUE LIVE version-
track: レイニーデイ -LAST BLUE LIVE version-

虹の音 -LAST BLUE LIVE version-
type: MusicRecording
duration: PT6M32S
duration ms: 392320
explicit: false
by artist: Eir Aoi
in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
  type: MusicAlbum
  date published: 2017-02-15

HaNaZaKaRi -LAST BLUE LIVE version-
type: MusicRecording
duration: PT3M59S
duration ms: 239200
explicit: false
by artist: Eir Aoi
in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
  type: MusicAlbum
  date published: 2017-02-15

アクセンティア -LAST BLUE LIVE version-
type: MusicRecording
duration: PT4M46S
duration ms: 286333
explicit: false
by artist: Eir Aoi
in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
  type: MusicAlbum
  date published: 2017-02-15
isrc code: JPU901700033

レイニーデイ -LAST BLUE LIVE version-
type: MusicRecording
duration: PT5M16S
duration ms: 316613
explicit: false
by artist: Eir Aoi
in album: Eir Aoi 5th Anniversary Special Live 2016 ～LAST BLUE～ at 日本武道館
  type: MusicAlbum
  date published: 2017-02-15

BEST -E-
type: MusicAlbum
date published: 2016-10-19
track: 翼
  type: MusicRecording
  duration: PT3M24S
  duration ms: 204626
  explicit: false
  by artist: Eir Aoi
  in album: BEST -E-
    type: MusicAlbum
    date published: 2016-10-19
  isrc code: JPU901601692
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T16:27:56+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x36d25a154dc615704923a642f4152d6f3378d458e475ab3d3df8f0bc4a165f5c
  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/5SkZRPhrXieDDT5LIWkiDB.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5SkZRPhrXieDDT5LIWkiDB
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x36d25a154dc615704923a642f4152d6f3378d458e475ab3d3df8f0bc4a165f5c","isrc":"JPU901601692","name":"翼","registered_at":"2026-06-05T16:27:56Z","spotify_id":"5SkZRPhrXieDDT5LIWkiDB","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 0x36d25a154dc615704923a642f4152d6f3378d458e475ab3d3df8f0bc4a165f5c. 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/5SkZRPhrXieDDT5LIWkiDB.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/5SkZRPhrXieDDT5LIWkiDB.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x36d25a154dc615704923a642f4152d6f3378d458e475ab3d3df8f0bc4a165f5c","isrc":"JPU901601692","name":"翼","registered_at":"2026-06-05T16:27:56Z","spotify_id":"5SkZRPhrXieDDT5LIWkiDB","type":"track"}
track: INNOCENCE
  type: MusicRecording
  duration: PT4M38S
  duration ms: 278053
  explicit: false
  by artist: Eir Aoi
  in album: BEST -E-
    type: MusicAlbum
    date published: 2016-10-19
  isrc code: JPU901201421
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T05:01:22+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd35771d180c9dd0cca01f0032a5a7e524eb3eb1c012a7c1d4ccfa2afea579c7f
  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/3k06LcXbVHrT7MLipHMs8U.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3k06LcXbVHrT7MLipHMs8U
  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 0xd35771d180c9dd0cca01f0032a5a7e524eb3eb1c012a7c1d4ccfa2afea579c7f. 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/3k06LcXbVHrT7MLipHMs8U.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/3k06LcXbVHrT7MLipHMs8U.
    date published: 2026-07-02T05:09:12Z
track: サンビカ
  type: MusicRecording
  duration: PT4M49S
  duration ms: 289880
  explicit: false
  by artist: Eir Aoi
  in album: BEST -E-
    type: MusicAlbum
    date published: 2016-10-19
  isrc code: JPU901301296
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T10:01:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x025359805052c5923365bbb9d85194ea99a6fe5e78367e601a638f7d278178f5
  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/2QOaSxIvtm9y9I6bGRZ7Qd.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2QOaSxIvtm9y9I6bGRZ7Qd
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x025359805052c5923365bbb9d85194ea99a6fe5e78367e601a638f7d278178f5","isrc":"JPU901301296","name":"サンビカ","registered_at":"2026-06-06T10:01:55Z","spotify_id":"2QOaSxIvtm9y9I6bGRZ7Qd","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 0x025359805052c5923365bbb9d85194ea99a6fe5e78367e601a638f7d278178f5. 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/2QOaSxIvtm9y9I6bGRZ7Qd.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/2QOaSxIvtm9y9I6bGRZ7Qd.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x025359805052c5923365bbb9d85194ea99a6fe5e78367e601a638f7d278178f5","isrc":"JPU901301296","name":"サンビカ","registered_at":"2026-06-06T10:01:55Z","spotify_id":"2QOaSxIvtm9y9I6bGRZ7Qd","type":"track"}
track: GENESIS
  type: MusicRecording
  duration: PT4M38S
  duration ms: 278280
  explicit: false
  by artist: Eir Aoi
  in album: BEST -E-
    type: MusicAlbum
    date published: 2016-10-19
  isrc code: JPU901402673
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T19:21:16+00:00
track: MEMORIA
  type: MusicRecording
  duration: PT4M49S
  duration ms: 289600
  explicit: false
  by artist: Eir Aoi
  in album: BEST -E-
    type: MusicAlbum
    date published: 2016-10-19
  isrc code: JPU901100841
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T11:35:22+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8f080dfedbab7d204a3b87ae9a8ed7f93dad32023c88cf4d58bb435e16a23b6d
  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/45SlbuTvlHN5Y7HjNkzv3p.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/45SlbuTvlHN5Y7HjNkzv3p
  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 0x8f080dfedbab7d204a3b87ae9a8ed7f93dad32023c88cf4d58bb435e16a23b6d. 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/45SlbuTvlHN5Y7HjNkzv3p.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/45SlbuTvlHN5Y7HjNkzv3p.
    date published: 2026-07-02T05:09:12Z
track: シンシアの光
track: HaNaZaKaRi
track: クロイウタ
track: KASUMI
track: ツナガルオモイ
track: Lament
track: 春〜spring〜
track: アカツキ

シンシアの光
type: MusicRecording
duration: PT4M17S
duration ms: 257493
explicit: false
by artist: Eir Aoi
in album: BEST -E-
  type: MusicAlbum
  date published: 2016-10-19
isrc code: JPU901500782
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T12:10:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc35a51fed92bbcb2212248340c42fce70a022e849e7e0bef20e9cf486cade7bc
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/2NVYuNu1LHbldIv9kvJykb.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2NVYuNu1LHbldIv9kvJykb
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc35a51fed92bbcb2212248340c42fce70a022e849e7e0bef20e9cf486cade7bc","isrc":"JPU901500782","name":"シンシアの光","registered_at":"2026-06-05T12:10:32Z","spotify_id":"2NVYuNu1LHbldIv9kvJykb","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 0xc35a51fed92bbcb2212248340c42fce70a022e849e7e0bef20e9cf486cade7bc. 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/2NVYuNu1LHbldIv9kvJykb.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/2NVYuNu1LHbldIv9kvJykb.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xc35a51fed92bbcb2212248340c42fce70a022e849e7e0bef20e9cf486cade7bc","isrc":"JPU901500782","name":"シンシアの光","registered_at":"2026-06-05T12:10:32Z","spotify_id":"2NVYuNu1LHbldIv9kvJykb","type":"track"}

HaNaZaKaRi
type: MusicRecording
duration: PT3M56S
duration ms: 236066
explicit: false
by artist: Eir Aoi
in album: BEST -E-
  type: MusicAlbum
  date published: 2016-10-19
isrc code: JPU901502909
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T02:56:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x65987308690362d3f2e1b6e32c53a8aaa50af0003157edd5667af3294cfde411
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/5m4gR2VFdKCu9L9Hzw7fH9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5m4gR2VFdKCu9L9Hzw7fH9
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 0x65987308690362d3f2e1b6e32c53a8aaa50af0003157edd5667af3294cfde411. 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/5m4gR2VFdKCu9L9Hzw7fH9.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/5m4gR2VFdKCu9L9Hzw7fH9.
  date published: 2026-06-13T15:41:10Z

クロイウタ
type: MusicRecording
duration: PT6M20S
duration ms: 380653
explicit: false
by artist: Eir Aoi
in album: BEST -E-
  type: MusicAlbum
  date published: 2016-10-19
isrc code: JPU901301242
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T21:06:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xacef7533864c2bb9464d97b855b6c8c5c1b364eb8036b6ac29d90fb1d9ff1e14
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/2BhzgvThTqaQpDBr1fmkM8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2BhzgvThTqaQpDBr1fmkM8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xacef7533864c2bb9464d97b855b6c8c5c1b364eb8036b6ac29d90fb1d9ff1e14","isrc":"JPU901301242","name":"クロイウタ","registered_at":"2026-06-05T21:06:28Z","spotify_id":"2BhzgvThTqaQpDBr1fmkM8","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 0xacef7533864c2bb9464d97b855b6c8c5c1b364eb8036b6ac29d90fb1d9ff1e14. 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/2BhzgvThTqaQpDBr1fmkM8.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/2BhzgvThTqaQpDBr1fmkM8.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xacef7533864c2bb9464d97b855b6c8c5c1b364eb8036b6ac29d90fb1d9ff1e14","isrc":"JPU901301242","name":"クロイウタ","registered_at":"2026-06-05T21:06:28Z","spotify_id":"2BhzgvThTqaQpDBr1fmkM8","type":"track"}

KASUMI
type: MusicRecording
duration: PT4M38S
duration ms: 278613
explicit: false
by artist: Eir Aoi
in album: BEST -E-
  type: MusicAlbum
  date published: 2016-10-19
isrc code: JPU901301306
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T02:54:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8863e20c103a09a22b8d0dcb0254a29bbd32aed7135b588ec36d3e7a98f87d10
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/7JQAy0pMn009XAsVL4LUq8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7JQAy0pMn009XAsVL4LUq8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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 0x8863e20c103a09a22b8d0dcb0254a29bbd32aed7135b588ec36d3e7a98f87d10. 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/7JQAy0pMn009XAsVL4LUq8.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/7JQAy0pMn009XAsVL4LUq8.
  date published: 2026-07-02T03:55:08Z

ツナガルオモイ
type: MusicRecording
duration: PT4M23S
duration ms: 263933
explicit: false
by artist: Eir Aoi
in album: BEST -E-
  type: MusicAlbum
  date published: 2016-10-19
isrc code: JPU901401744
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T23:39:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1091309ba730d458cbe1edf7e091d365c044e8f859c1a145dd8066d6c554c7d3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957120
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2Ch6tJCFcTPizabqB4zVrQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Ch6tJCFcTPizabqB4zVrQ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1091309ba730d458cbe1edf7e091d365c044e8f859c1a145dd8066d6c554c7d3","isrc":"JPU901401744","name":"ツナガルオモイ","registered_at":"2026-06-20T23:39:35Z","spotify_id":"2Ch6tJCFcTPizabqB4zVrQ","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 0x1091309ba730d458cbe1edf7e091d365c044e8f859c1a145dd8066d6c554c7d3. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2Ch6tJCFcTPizabqB4zVrQ.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/2Ch6tJCFcTPizabqB4zVrQ.
  date published: 2026-07-08T03:22:41Z
  text: {"copyright_id":"0x1091309ba730d458cbe1edf7e091d365c044e8f859c1a145dd8066d6c554c7d3","isrc":"JPU901401744","name":"ツナガルオモイ","registered_at":"2026-06-20T23:39:35Z","spotify_id":"2Ch6tJCFcTPizabqB4zVrQ","type":"track"}

Lament
type: MusicRecording
duration: PT5M19S
duration ms: 319426
explicit: false
by artist: Eir Aoi
in album: BEST -E-
  type: MusicAlbum
  date published: 2016-10-19
isrc code: JPU901200585
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T02:54:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x007785bc94c21f66efd3f1aecf79adeccaa3055c9351424313250ca19876f0fa
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/2Qdb4IC6G4qFMotsrFqwzM.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Qdb4IC6G4qFMotsrFqwzM
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T07:16:32Z
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 0x007785bc94c21f66efd3f1aecf79adeccaa3055c9351424313250ca19876f0fa. 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/2Qdb4IC6G4qFMotsrFqwzM.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/2Qdb4IC6G4qFMotsrFqwzM.
  date published: 2026-07-06T07:16:32Z

春〜spring〜
type: MusicRecording
duration: PT4M23S
duration ms: 263973
explicit: false
by artist: Eir Aoi
in album: BEST -E-
  type: MusicAlbum
  date published: 2016-10-19
isrc code: JPU901600254
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T12:56:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0dc0d98955325307fdb6915fbb8e29b1d2274e8a35caaa70eba0727c33247a30
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/6Qot77kbGLMMlNsDnEEyN0.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6Qot77kbGLMMlNsDnEEyN0
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0dc0d98955325307fdb6915fbb8e29b1d2274e8a35caaa70eba0727c33247a30","isrc":"JPU901600254","name":"春〜spring〜","registered_at":"2026-06-07T12:56:56Z","spotify_id":"6Qot77kbGLMMlNsDnEEyN0","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 0x0dc0d98955325307fdb6915fbb8e29b1d2274e8a35caaa70eba0727c33247a30. 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/6Qot77kbGLMMlNsDnEEyN0.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/6Qot77kbGLMMlNsDnEEyN0.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x0dc0d98955325307fdb6915fbb8e29b1d2274e8a35caaa70eba0727c33247a30","isrc":"JPU901600254","name":"春〜spring〜","registered_at":"2026-06-07T12:56:56Z","spotify_id":"6Qot77kbGLMMlNsDnEEyN0","type":"track"}

アカツキ
type: MusicRecording
duration: PT4M51S
duration ms: 291746
explicit: false
by artist: Eir Aoi
in album: BEST -E-
  type: MusicAlbum
  date published: 2016-10-19
isrc code: JPU901602746
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T22:44:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2c6fe7f19968beda24277b64ecffb85ce89cfbec4a9063989e945e6429305be1
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/3ZMnn1muAjYZ1XBbUuLqgi.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3ZMnn1muAjYZ1XBbUuLqgi
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2c6fe7f19968beda24277b64ecffb85ce89cfbec4a9063989e945e6429305be1","isrc":"JPU901602746","name":"アカツキ","registered_at":"2026-06-17T22:44:40Z","spotify_id":"3ZMnn1muAjYZ1XBbUuLqgi","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 0x2c6fe7f19968beda24277b64ecffb85ce89cfbec4a9063989e945e6429305be1. 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/3ZMnn1muAjYZ1XBbUuLqgi.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/3ZMnn1muAjYZ1XBbUuLqgi.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x2c6fe7f19968beda24277b64ecffb85ce89cfbec4a9063989e945e6429305be1","isrc":"JPU901602746","name":"アカツキ","registered_at":"2026-06-17T22:44:40Z","spotify_id":"3ZMnn1muAjYZ1XBbUuLqgi","type":"track"}

BEST -A-
type: MusicAlbum
date published: 2016-10-19
track: ラピスラズリ
  type: MusicRecording
  duration: PT3M59S
  duration ms: 239146
  explicit: false
  by artist: Eir Aoi
  in album: BEST -A-
    type: MusicAlbum
    date published: 2016-10-19
  isrc code: JPU901500781
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T13:11:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x84fbf29d775e26cb6e0f3ab5dd393454220f144adbf514e37c18aa1b4bc17a4d
  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/0ojSwKVsgWfmyo42JWvkSL.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0ojSwKVsgWfmyo42JWvkSL
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x84fbf29d775e26cb6e0f3ab5dd393454220f144adbf514e37c18aa1b4bc17a4d","isrc":"JPU901500781","name":"ラピスラズリ","registered_at":"2026-06-04T13:11:50Z","spotify_id":"0ojSwKVsgWfmyo42JWvkSL","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 0x84fbf29d775e26cb6e0f3ab5dd393454220f144adbf514e37c18aa1b4bc17a4d. 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/0ojSwKVsgWfmyo42JWvkSL.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/0ojSwKVsgWfmyo42JWvkSL.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x84fbf29d775e26cb6e0f3ab5dd393454220f144adbf514e37c18aa1b4bc17a4d","isrc":"JPU901500781","name":"ラピスラズリ","registered_at":"2026-06-04T13:11:50Z","spotify_id":"0ojSwKVsgWfmyo42JWvkSL","type":"track"}
track: AURORA
  type: MusicRecording
  duration: PT4M21S
  duration ms: 261573
  explicit: false
  by artist: Eir Aoi
  in album: BEST -A-
    type: MusicAlbum
    date published: 2016-10-19
  isrc code: JPU901201005
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T12:08:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb3ba2cc78e5c319394132295d83d3fb0b5fb0125c675ee4e425b69fda4e4c941
  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/3Y8WAXHV0pE67p8PQDyl3K.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Y8WAXHV0pE67p8PQDyl3K
  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 0xb3ba2cc78e5c319394132295d83d3fb0b5fb0125c675ee4e425b69fda4e4c941. 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/3Y8WAXHV0pE67p8PQDyl3K.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/3Y8WAXHV0pE67p8PQDyl3K.
    date published: 2026-07-02T05:09:12Z
track: IGNITE
  type: MusicRecording
  duration: PT4M4S
  duration ms: 244786
  explicit: false
  by artist: Eir Aoi
  in album: BEST -A-
    type: MusicAlbum
    date published: 2016-10-19
  isrc code: JPU901400570
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-01T22:42:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd049daa286064f9495c6d3ce040254bda8e052aaa35ff037b551a62ab16a8891
  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/01mqb5LQY5AmF8b9fkBqXb.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/01mqb5LQY5AmF8b9fkBqXb
  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 0xd049daa286064f9495c6d3ce040254bda8e052aaa35ff037b551a62ab16a8891. 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/01mqb5LQY5AmF8b9fkBqXb.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/01mqb5LQY5AmF8b9fkBqXb.
    date published: 2026-07-02T05:09:12Z
track: アクセンティア
  type: MusicRecording
  duration: PT4M36S
  duration ms: 276346
  explicit: false
  by artist: Eir Aoi
  in album: BEST -A-
    type: MusicAlbum
    date published: 2016-10-19
  isrc code: JPU901600231
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T03:40:26+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x03c4b016316200d2a71d607f1f69d6b32d64a31af128a99f53e11bad8c960dfa
  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/0mLK9TPqJ92eRPoJjrJIi9.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0mLK9TPqJ92eRPoJjrJIi9
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x03c4b016316200d2a71d607f1f69d6b32d64a31af128a99f53e11bad8c960dfa","isrc":"JPU901600231","name":"アクセンティア","registered_at":"2026-06-08T03:40:26Z","spotify_id":"0mLK9TPqJ92eRPoJjrJIi9","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 0x03c4b016316200d2a71d607f1f69d6b32d64a31af128a99f53e11bad8c960dfa. 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/0mLK9TPqJ92eRPoJjrJIi9.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/0mLK9TPqJ92eRPoJjrJIi9.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0x03c4b016316200d2a71d607f1f69d6b32d64a31af128a99f53e11bad8c960dfa","isrc":"JPU901600231","name":"アクセンティア","registered_at":"2026-06-08T03:40:26Z","spotify_id":"0mLK9TPqJ92eRPoJjrJIi9","type":"track"}
track: シリウス
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264426
  explicit: false
  by artist: Eir Aoi
  in album: BEST -A-
    type: MusicAlbum
    date published: 2016-10-19
  isrc code: JPU901301234
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  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: Bright Future
track: シューゲイザー
track: アヴァロン・ブルー
track: コバルト・スカイ
track: frozen eyez
track: 虹の音
track: GLORIA
track: レイニーデイ

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-04T12:19:41+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x3d0d6abf656eb5fb07f67b03b1786859a821c5e4117e2b0328511e4faec800d2

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956302

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

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/6TrFfgsjcAsQ4kOqIPBxfa.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6TrFfgsjcAsQ4kOqIPBxfa

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x3d0d6abf656eb5fb07f67b03b1786859a821c5e4117e2b0328511e4faec800d2","isrc":"JPU901301234","name":"シリウス","registered_at":"2026-06-04T12:19:41Z","spotify_id":"6TrFfgsjcAsQ4kOqIPBxfa","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 0x3d0d6abf656eb5fb07f67b03b1786859a821c5e4117e2b0328511e4faec800d2. 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/6TrFfgsjcAsQ4kOqIPBxfa.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/6TrFfgsjcAsQ4kOqIPBxfa.
date published: 2026-07-02T03:30:09Z
text: {"copyright_id":"0x3d0d6abf656eb5fb07f67b03b1786859a821c5e4117e2b0328511e4faec800d2","isrc":"JPU901301234","name":"シリウス","registered_at":"2026-06-04T12:19:41Z","spotify_id":"6TrFfgsjcAsQ4kOqIPBxfa","type":"track"}

Bright Future
type: MusicRecording
duration: PT4M57S
duration ms: 297506
explicit: false
by artist: Eir Aoi
in album: BEST -A-
  type: MusicAlbum
  date published: 2016-10-19
isrc code: JPU901501649
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T05:34:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd1bee449a395472f61e777ac3904f4fa91c5f59c00c9b40435118246b0fd4114
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956894
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956894
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5mVXd5OKSfhJTUPZrwDhVt.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5mVXd5OKSfhJTUPZrwDhVt
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T07:53:57Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd1bee449a395472f61e777ac3904f4fa91c5f59c00c9b40435118246b0fd4114","isrc":"JPU901501649","name":"Bright Future","registered_at":"2026-06-23T05:34:06Z","spotify_id":"5mVXd5OKSfhJTUPZrwDhVt","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 0xd1bee449a395472f61e777ac3904f4fa91c5f59c00c9b40435118246b0fd4114. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5mVXd5OKSfhJTUPZrwDhVt.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/5mVXd5OKSfhJTUPZrwDhVt.
  date published: 2026-07-06T07:53:57Z
  text: {"copyright_id":"0xd1bee449a395472f61e777ac3904f4fa91c5f59c00c9b40435118246b0fd4114","isrc":"JPU901501649","name":"Bright Future","registered_at":"2026-06-23T05:34:06Z","spotify_id":"5mVXd5OKSfhJTUPZrwDhVt","type":"track"}

シューゲイザー
type: MusicRecording
duration: PT4M3S
duration ms: 243880
explicit: false
by artist: Eir Aoi
in album: BEST -A-
  type: MusicAlbum
  date published: 2016-10-19
isrc code: JPU901502907
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T16:48:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcd5f1667ca00cca58b2b6caae4ea070a8e0807b72aec82189202d5fb5f440ae7
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/11mJhOxt2hCooDFndTPK4C.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/11mJhOxt2hCooDFndTPK4C
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xcd5f1667ca00cca58b2b6caae4ea070a8e0807b72aec82189202d5fb5f440ae7","isrc":"JPU901502907","name":"シューゲイザー","registered_at":"2026-06-09T16:48:12Z","spotify_id":"11mJhOxt2hCooDFndTPK4C","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 0xcd5f1667ca00cca58b2b6caae4ea070a8e0807b72aec82189202d5fb5f440ae7. 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/11mJhOxt2hCooDFndTPK4C.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/11mJhOxt2hCooDFndTPK4C.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xcd5f1667ca00cca58b2b6caae4ea070a8e0807b72aec82189202d5fb5f440ae7","isrc":"JPU901502907","name":"シューゲイザー","registered_at":"2026-06-09T16:48:12Z","spotify_id":"11mJhOxt2hCooDFndTPK4C","type":"track"}

アヴァロン・ブルー
type: MusicRecording
duration: PT4M48S
duration ms: 288933
explicit: false
by artist: Eir Aoi
in album: BEST -A-
  type: MusicAlbum
  date published: 2016-10-19
isrc code: JPU901201921
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T03:55:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf11eab6e8601a38aa26c9044395325b972eef1f78a942fe9178efa4338cc7c71
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956894
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956894
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6xDBnRrolnGCXiCWliWerJ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6xDBnRrolnGCXiCWliWerJ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T07:53:57Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf11eab6e8601a38aa26c9044395325b972eef1f78a942fe9178efa4338cc7c71","isrc":"JPU901201921","name":"アヴァロン・ブルー","registered_at":"2026-06-17T03:55:45Z","spotify_id":"6xDBnRrolnGCXiCWliWerJ","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 0xf11eab6e8601a38aa26c9044395325b972eef1f78a942fe9178efa4338cc7c71. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6xDBnRrolnGCXiCWliWerJ.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/6xDBnRrolnGCXiCWliWerJ.
  date published: 2026-07-06T07:53:57Z
  text: {"copyright_id":"0xf11eab6e8601a38aa26c9044395325b972eef1f78a942fe9178efa4338cc7c71","isrc":"JPU901201921","name":"アヴァロン・ブルー","registered_at":"2026-06-17T03:55:45Z","spotify_id":"6xDBnRrolnGCXiCWliWerJ","type":"track"}

コバルト・スカイ
type: MusicRecording
duration: PT4M33S
duration ms: 273493
explicit: false
by artist: Eir Aoi
in album: BEST -A-
  type: MusicAlbum
  date published: 2016-10-19
isrc code: JPU901300721
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T10:46:00+00:00

frozen eyez
type: MusicRecording
duration: PT5M14S
duration ms: 314400
explicit: false
by artist: Eir Aoi
in album: BEST -A-
  type: MusicAlbum
  date published: 2016-10-19
isrc code: JPU901202105
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T01:52:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc8ce911bdae6a3e8196d32e3d16e3ee4c243cdd66e6c331b7690c636699da8d0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957120
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3hKIMpFcRN1eUPxUM3xN1G.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3hKIMpFcRN1eUPxUM3xN1G
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc8ce911bdae6a3e8196d32e3d16e3ee4c243cdd66e6c331b7690c636699da8d0","isrc":"JPU901202105","name":"frozen eyez","registered_at":"2026-06-23T01:52:17Z","spotify_id":"3hKIMpFcRN1eUPxUM3xN1G","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 0xc8ce911bdae6a3e8196d32e3d16e3ee4c243cdd66e6c331b7690c636699da8d0. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3hKIMpFcRN1eUPxUM3xN1G.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/3hKIMpFcRN1eUPxUM3xN1G.
  date published: 2026-07-08T03:22:41Z
  text: {"copyright_id":"0xc8ce911bdae6a3e8196d32e3d16e3ee4c243cdd66e6c331b7690c636699da8d0","isrc":"JPU901202105","name":"frozen eyez","registered_at":"2026-06-23T01:52:17Z","spotify_id":"3hKIMpFcRN1eUPxUM3xN1G","type":"track"}

虹の音
type: MusicRecording
duration: PT4M51S
duration ms: 291440
explicit: false
by artist: Eir Aoi
in album: BEST -A-
  type: MusicAlbum
  date published: 2016-10-19
isrc code: JPU901301295
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T10:02:35+00:00

GLORIA
type: MusicRecording
duration: PT3M28S
duration ms: 208160
explicit: false
by artist: Eir Aoi
in album: BEST -A-
  type: MusicAlbum
  date published: 2016-10-19
isrc code: JPU901201490
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T07:52:24+00:00

レイニーデイ
type: MusicRecording
duration: PT4M34S
duration ms: 274013
explicit: false
by artist: Eir Aoi
in album: BEST -A-
  type: MusicAlbum
  date published: 2016-10-19
isrc code: JPU901602747
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T10:47:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1aa8648da6b76f38423a646e57fa0fa45b131eb70d169f31e19d7f7534a51644
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/14lEsLLwniuLalb1G8Brpu.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/14lEsLLwniuLalb1G8Brpu
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1aa8648da6b76f38423a646e57fa0fa45b131eb70d169f31e19d7f7534a51644","isrc":"JPU901602747","name":"レイニーデイ","registered_at":"2026-06-24T10:47:43Z","spotify_id":"14lEsLLwniuLalb1G8Brpu","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 0x1aa8648da6b76f38423a646e57fa0fa45b131eb70d169f31e19d7f7534a51644. 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/14lEsLLwniuLalb1G8Brpu.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/14lEsLLwniuLalb1G8Brpu.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x1aa8648da6b76f38423a646e57fa0fa45b131eb70d169f31e19d7f7534a51644","isrc":"JPU901602747","name":"レイニーデイ","registered_at":"2026-06-24T10:47:43Z","spotify_id":"14lEsLLwniuLalb1G8Brpu","type":"track"}

D'AZUR
type: MusicAlbum
date published: 2015-06-24
track: awakening
  type: MusicRecording
  duration: PT1M6S
  duration ms: 66893
  explicit: false
  by artist: Eir Aoi
  in album: D'AZUR
    type: MusicAlbum
    date published: 2015-06-24
  isrc code: JPU901501646
track: IGNITE
  type: MusicRecording
  duration: PT4M4S
  duration ms: 244173
  explicit: false
  by artist: Eir Aoi
  in album: D'AZUR
    type: MusicAlbum
    date published: 2015-06-24
  isrc code: JPU901400570
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-01T22:42:53+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd049daa286064f9495c6d3ce040254bda8e052aaa35ff037b551a62ab16a8891
  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/5ivhfpfnoHhD8rUI2t3aJG.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5ivhfpfnoHhD8rUI2t3aJG
  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 0xd049daa286064f9495c6d3ce040254bda8e052aaa35ff037b551a62ab16a8891. 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/5ivhfpfnoHhD8rUI2t3aJG.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/5ivhfpfnoHhD8rUI2t3aJG.
    date published: 2026-06-13T12:47:07Z
track: ラピスラズリ
  type: MusicRecording
  duration: PT3M58S
  duration ms: 238160
  explicit: false
  by artist: Eir Aoi
  in album: D'AZUR
    type: MusicAlbum
    date published: 2015-06-24
  isrc code: JPU901500781
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T13:11:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x84fbf29d775e26cb6e0f3ab5dd393454220f144adbf514e37c18aa1b4bc17a4d
  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/5gW0U6PfSZxs3ZqcQvIf6L.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5gW0U6PfSZxs3ZqcQvIf6L
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x84fbf29d775e26cb6e0f3ab5dd393454220f144adbf514e37c18aa1b4bc17a4d","isrc":"JPU901500781","name":"ラピスラズリ","registered_at":"2026-06-04T13:11:50Z","spotify_id":"5gW0U6PfSZxs3ZqcQvIf6L","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 0x84fbf29d775e26cb6e0f3ab5dd393454220f144adbf514e37c18aa1b4bc17a4d. 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/5gW0U6PfSZxs3ZqcQvIf6L.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/5gW0U6PfSZxs3ZqcQvIf6L.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x84fbf29d775e26cb6e0f3ab5dd393454220f144adbf514e37c18aa1b4bc17a4d","isrc":"JPU901500781","name":"ラピスラズリ","registered_at":"2026-06-04T13:11:50Z","spotify_id":"5gW0U6PfSZxs3ZqcQvIf6L","type":"track"}
track: ゆらり
  type: MusicRecording
  duration: PT3M53S
  duration ms: 233813
  explicit: false
  by artist: Eir Aoi
  in album: D'AZUR
    type: MusicAlbum
    date published: 2015-06-24
  isrc code: JPU901501647
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T22:13:23+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8c97c390028390b6f7293e5e8518315d852aada473d376bd8d0609813c842f3d
  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/70tdqvTvB1z00947SVvCUw.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/70tdqvTvB1z00947SVvCUw
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x8c97c390028390b6f7293e5e8518315d852aada473d376bd8d0609813c842f3d","isrc":"JPU901501647","name":"ゆらり","registered_at":"2026-06-21T22:13:23Z","spotify_id":"70tdqvTvB1z00947SVvCUw","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 0x8c97c390028390b6f7293e5e8518315d852aada473d376bd8d0609813c842f3d. 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/70tdqvTvB1z00947SVvCUw.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/70tdqvTvB1z00947SVvCUw.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x8c97c390028390b6f7293e5e8518315d852aada473d376bd8d0609813c842f3d","isrc":"JPU901501647","name":"ゆらり","registered_at":"2026-06-21T22:13:23Z","spotify_id":"70tdqvTvB1z00947SVvCUw","type":"track"}
track: シンシアの光
  type: MusicRecording
  duration: PT4M17S
  duration ms: 257733
  explicit: false
  by artist: Eir Aoi
  in album: D'AZUR
    type: MusicAlbum
    date published: 2015-06-24
  isrc code: JPU901500782
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T12:10:32+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc35a51fed92bbcb2212248340c42fce70a022e849e7e0bef20e9cf486cade7bc
  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/1mJgEIOFtgA4Ako3Xlyxo4.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1mJgEIOFtgA4Ako3Xlyxo4
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xc35a51fed92bbcb2212248340c42fce70a022e849e7e0bef20e9cf486cade7bc","isrc":"JPU901500782","name":"シンシアの光","registered_at":"2026-06-05T12:10:32Z","spotify_id":"1mJgEIOFtgA4Ako3Xlyxo4","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 0xc35a51fed92bbcb2212248340c42fce70a022e849e7e0bef20e9cf486cade7bc. 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/1mJgEIOFtgA4Ako3Xlyxo4.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/1mJgEIOFtgA4Ako3Xlyxo4.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0xc35a51fed92bbcb2212248340c42fce70a022e849e7e0bef20e9cf486cade7bc","isrc":"JPU901500782","name":"シンシアの光","registered_at":"2026-06-05T12:10:32Z","spotify_id":"1mJgEIOFtgA4Ako3Xlyxo4","type":"track"}
track: Quit
track: Bright Future
track: JUMP!!!
track: 幻影
track: ずっとそばで
track: GENESIS
track: ツナガルオモイ
track: 青の世界
track: BREAK OUT!

Quit
type: MusicRecording
duration: PT4M14S
duration ms: 254546
explicit: false
by artist: Eir Aoi
in album: D'AZUR
  type: MusicAlbum
  date published: 2015-06-24
isrc code: JPU901501648
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T20:34:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5587b44a2a0b2be2d9496c233a2021df47cd37911181debe640b5513adb6e6ec
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/7MaZVfxbDq2C9NA4mAbbkU.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7MaZVfxbDq2C9NA4mAbbkU
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
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 0x5587b44a2a0b2be2d9496c233a2021df47cd37911181debe640b5513adb6e6ec. 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/7MaZVfxbDq2C9NA4mAbbkU.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/7MaZVfxbDq2C9NA4mAbbkU.
  date published: 2026-07-02T11:34:59Z

Bright Future
type: MusicRecording
duration: PT4M56S
duration ms: 296533
explicit: false
by artist: Eir Aoi
in album: D'AZUR
  type: MusicAlbum
  date published: 2015-06-24
isrc code: JPU901501649
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T05:34:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd1bee449a395472f61e777ac3904f4fa91c5f59c00c9b40435118246b0fd4114
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/5HQ4DfB5Yq8c4Bj8u8uR21.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5HQ4DfB5Yq8c4Bj8u8uR21
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd1bee449a395472f61e777ac3904f4fa91c5f59c00c9b40435118246b0fd4114","isrc":"JPU901501649","name":"Bright Future","registered_at":"2026-06-23T05:34:06Z","spotify_id":"5HQ4DfB5Yq8c4Bj8u8uR21","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 0xd1bee449a395472f61e777ac3904f4fa91c5f59c00c9b40435118246b0fd4114. 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/5HQ4DfB5Yq8c4Bj8u8uR21.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/5HQ4DfB5Yq8c4Bj8u8uR21.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xd1bee449a395472f61e777ac3904f4fa91c5f59c00c9b40435118246b0fd4114","isrc":"JPU901501649","name":"Bright Future","registered_at":"2026-06-23T05:34:06Z","spotify_id":"5HQ4DfB5Yq8c4Bj8u8uR21","type":"track"}

JUMP!!!
type: MusicRecording
duration: PT4M26S
duration ms: 266866
explicit: false
by artist: Eir Aoi
in album: D'AZUR
  type: MusicAlbum
  date published: 2015-06-24
isrc code: JPU901501650
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T10:45:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6e7d2278dde732700d0e1fd376b9d243d3d49084f3b4371d48d580df698b7058
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/6uhpwJs3nWHOnJPzIdDj8m.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6uhpwJs3nWHOnJPzIdDj8m
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 0x6e7d2278dde732700d0e1fd376b9d243d3d49084f3b4371d48d580df698b7058. 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/6uhpwJs3nWHOnJPzIdDj8m.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/6uhpwJs3nWHOnJPzIdDj8m.
  date published: 2026-07-02T05:09:12Z

幻影
type: MusicRecording
duration: PT4M8S
duration ms: 248120
explicit: false
by artist: Eir Aoi
in album: D'AZUR
  type: MusicAlbum
  date published: 2015-06-24
isrc code: JPU901501651
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T05:43:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xaab88c2e0954c0d7cc33961094f2a3d3a770553eafb2441a9f570b7f50797a09
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/6No8nlexlZC1NH5MgiVy3t.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6No8nlexlZC1NH5MgiVy3t
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xaab88c2e0954c0d7cc33961094f2a3d3a770553eafb2441a9f570b7f50797a09","isrc":"JPU901501651","name":"幻影","registered_at":"2026-06-24T05:43:14Z","spotify_id":"6No8nlexlZC1NH5MgiVy3t","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 0xaab88c2e0954c0d7cc33961094f2a3d3a770553eafb2441a9f570b7f50797a09. 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/6No8nlexlZC1NH5MgiVy3t.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/6No8nlexlZC1NH5MgiVy3t.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0xaab88c2e0954c0d7cc33961094f2a3d3a770553eafb2441a9f570b7f50797a09","isrc":"JPU901501651","name":"幻影","registered_at":"2026-06-24T05:43:14Z","spotify_id":"6No8nlexlZC1NH5MgiVy3t","type":"track"}

ずっとそばで
type: MusicRecording
duration: PT3M58S
duration ms: 238293
explicit: false
by artist: Eir Aoi
in album: D'AZUR
  type: MusicAlbum
  date published: 2015-06-24
isrc code: JPU901501652
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T09:38:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x84e8bfbf46977b9bbbaa47289a52156e3021af74abad1c0d5be97cad7baddc3f
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/1aBr7sWU2lxnH1Hef7W4HZ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1aBr7sWU2lxnH1Hef7W4HZ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x84e8bfbf46977b9bbbaa47289a52156e3021af74abad1c0d5be97cad7baddc3f","isrc":"JPU901501652","name":"ずっとそばで","registered_at":"2026-06-19T09:38:18Z","spotify_id":"1aBr7sWU2lxnH1Hef7W4HZ","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 0x84e8bfbf46977b9bbbaa47289a52156e3021af74abad1c0d5be97cad7baddc3f. 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/1aBr7sWU2lxnH1Hef7W4HZ.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/1aBr7sWU2lxnH1Hef7W4HZ.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x84e8bfbf46977b9bbbaa47289a52156e3021af74abad1c0d5be97cad7baddc3f","isrc":"JPU901501652","name":"ずっとそばで","registered_at":"2026-06-19T09:38:18Z","spotify_id":"1aBr7sWU2lxnH1Hef7W4HZ","type":"track"}

GENESIS
type: MusicRecording
duration: PT4M38S
duration ms: 278040
explicit: false
by artist: Eir Aoi
in album: D'AZUR
  type: MusicAlbum
  date published: 2015-06-24
isrc code: JPU901402673
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T19:21:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbaf1778d86deb603f7d5870267b5270610961fd45bfa72970a9a98ab1a2df250
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/5qXYkYpk5e5rS07lU3USCC.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5qXYkYpk5e5rS07lU3USCC
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 0xbaf1778d86deb603f7d5870267b5270610961fd45bfa72970a9a98ab1a2df250. 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/5qXYkYpk5e5rS07lU3USCC.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/5qXYkYpk5e5rS07lU3USCC.
  date published: 2026-06-13T17:25:41Z

ツナガルオモイ
type: MusicRecording
duration: PT4M25S
duration ms: 265053
explicit: false
by artist: Eir Aoi
in album: D'AZUR
  type: MusicAlbum
  date published: 2015-06-24
isrc code: JPU901401744
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T23:39:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1091309ba730d458cbe1edf7e091d365c044e8f859c1a145dd8066d6c554c7d3
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/3VFdCj1qd29ODOSDvGxhOQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3VFdCj1qd29ODOSDvGxhOQ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1091309ba730d458cbe1edf7e091d365c044e8f859c1a145dd8066d6c554c7d3","isrc":"JPU901401744","name":"ツナガルオモイ","registered_at":"2026-06-20T23:39:35Z","spotify_id":"3VFdCj1qd29ODOSDvGxhOQ","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 0x1091309ba730d458cbe1edf7e091d365c044e8f859c1a145dd8066d6c554c7d3. 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/3VFdCj1qd29ODOSDvGxhOQ.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/3VFdCj1qd29ODOSDvGxhOQ.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x1091309ba730d458cbe1edf7e091d365c044e8f859c1a145dd8066d6c554c7d3","isrc":"JPU901401744","name":"ツナガルオモイ","registered_at":"2026-06-20T23:39:35Z","spotify_id":"3VFdCj1qd29ODOSDvGxhOQ","type":"track"}

青の世界
type: MusicRecording
duration: PT6M0S
duration ms: 360933
explicit: false
by artist: Eir Aoi
in album: D'AZUR
  type: MusicAlbum
  date published: 2015-06-24
isrc code: JPU901501653
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T04:26:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x29fce5d9005262aee6ff19fa156e1cc11d898a10cc119e1365369f8bbc2956b5
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/7LWlnwNCg5OtJynBCSqxzG.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7LWlnwNCg5OtJynBCSqxzG
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x29fce5d9005262aee6ff19fa156e1cc11d898a10cc119e1365369f8bbc2956b5","isrc":"JPU901501653","name":"青の世界","registered_at":"2026-06-20T04:26:47Z","spotify_id":"7LWlnwNCg5OtJynBCSqxzG","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 0x29fce5d9005262aee6ff19fa156e1cc11d898a10cc119e1365369f8bbc2956b5. 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/7LWlnwNCg5OtJynBCSqxzG.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/7LWlnwNCg5OtJynBCSqxzG.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x29fce5d9005262aee6ff19fa156e1cc11d898a10cc119e1365369f8bbc2956b5","isrc":"JPU901501653","name":"青の世界","registered_at":"2026-06-20T04:26:47Z","spotify_id":"7LWlnwNCg5OtJynBCSqxzG","type":"track"}

BREAK OUT!
type: MusicRecording
duration: PT4M14S
duration ms: 254226
explicit: false
by artist: Eir Aoi
in album: D'AZUR
  type: MusicAlbum
  date published: 2015-06-24
isrc code: JPU901402035
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T10:45:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8afcd9e624db283a66db01e3900cbe48afcfeaacd5feebfc41e7c596189b7d64
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/5SkbFXpdI31B2AN6KQJ7cG.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5SkbFXpdI31B2AN6KQJ7cG
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8afcd9e624db283a66db01e3900cbe48afcfeaacd5feebfc41e7c596189b7d64","isrc":"JPU901402035","name":"BREAK OUT!","registered_at":"2026-06-24T10:45:05Z","spotify_id":"5SkbFXpdI31B2AN6KQJ7cG","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 0x8afcd9e624db283a66db01e3900cbe48afcfeaacd5feebfc41e7c596189b7d64. 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/5SkbFXpdI31B2AN6KQJ7cG.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/5SkbFXpdI31B2AN6KQJ7cG.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x8afcd9e624db283a66db01e3900cbe48afcfeaacd5feebfc41e7c596189b7d64","isrc":"JPU901402035","name":"BREAK OUT!","registered_at":"2026-06-24T10:45:05Z","spotify_id":"5SkbFXpdI31B2AN6KQJ7cG","type":"track"}

AUBE
type: MusicAlbum
date published: 2014-01-29
track: dawning
  type: MusicRecording
  duration: PT0M59S
  duration ms: 59000
  explicit: false
  by artist: Eir Aoi
  in album: AUBE
    type: MusicAlbum
    date published: 2014-01-29
  isrc code: JPU901301336
track: サンビカ
  type: MusicRecording
  duration: PT4M49S
  duration ms: 289026
  explicit: false
  by artist: Eir Aoi
  in album: AUBE
    type: MusicAlbum
    date published: 2014-01-29
  isrc code: JPU901301296
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T10:01:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x025359805052c5923365bbb9d85194ea99a6fe5e78367e601a638f7d278178f5
  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/5w8BuUpt4CORux5GjRAtXd.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5w8BuUpt4CORux5GjRAtXd
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x025359805052c5923365bbb9d85194ea99a6fe5e78367e601a638f7d278178f5","isrc":"JPU901301296","name":"サンビカ","registered_at":"2026-06-06T10:01:55Z","spotify_id":"5w8BuUpt4CORux5GjRAtXd","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 0x025359805052c5923365bbb9d85194ea99a6fe5e78367e601a638f7d278178f5. 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/5w8BuUpt4CORux5GjRAtXd.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/5w8BuUpt4CORux5GjRAtXd.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x025359805052c5923365bbb9d85194ea99a6fe5e78367e601a638f7d278178f5","isrc":"JPU901301296","name":"サンビカ","registered_at":"2026-06-06T10:01:55Z","spotify_id":"5w8BuUpt4CORux5GjRAtXd","type":"track"}
track: 近未来交響曲
  type: MusicRecording
  duration: PT4M30S
  duration ms: 270733
  explicit: false
  by artist: Eir Aoi
  in album: AUBE
    type: MusicAlbum
    date published: 2014-01-29
  isrc code: JPU901301337
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T10:44:59+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2a69cd07bf5c511ef95f8d7b851142aaa602229919c69a6baf14e423aa69270a
  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/4hMcTL6kTCzIgmOxQJlqoz.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4hMcTL6kTCzIgmOxQJlqoz
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x2a69cd07bf5c511ef95f8d7b851142aaa602229919c69a6baf14e423aa69270a","isrc":"JPU901301337","name":"近未来交響曲","registered_at":"2026-06-24T10:44:59Z","spotify_id":"4hMcTL6kTCzIgmOxQJlqoz","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 0x2a69cd07bf5c511ef95f8d7b851142aaa602229919c69a6baf14e423aa69270a. 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/4hMcTL6kTCzIgmOxQJlqoz.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/4hMcTL6kTCzIgmOxQJlqoz.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0x2a69cd07bf5c511ef95f8d7b851142aaa602229919c69a6baf14e423aa69270a","isrc":"JPU901301337","name":"近未来交響曲","registered_at":"2026-06-24T10:44:59Z","spotify_id":"4hMcTL6kTCzIgmOxQJlqoz","type":"track"}
track: シリウス
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264360
  explicit: false
  by artist: Eir Aoi
  in album: AUBE
    type: MusicAlbum
    date published: 2014-01-29
  isrc code: JPU901301234
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T12:19:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3d0d6abf656eb5fb07f67b03b1786859a821c5e4117e2b0328511e4faec800d2
  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/5OCVWpORIRjRU12dHocyDa.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5OCVWpORIRjRU12dHocyDa
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x3d0d6abf656eb5fb07f67b03b1786859a821c5e4117e2b0328511e4faec800d2","isrc":"JPU901301234","name":"シリウス","registered_at":"2026-06-04T12:19:41Z","spotify_id":"5OCVWpORIRjRU12dHocyDa","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 0x3d0d6abf656eb5fb07f67b03b1786859a821c5e4117e2b0328511e4faec800d2. 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/5OCVWpORIRjRU12dHocyDa.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/5OCVWpORIRjRU12dHocyDa.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x3d0d6abf656eb5fb07f67b03b1786859a821c5e4117e2b0328511e4faec800d2","isrc":"JPU901301234","name":"シリウス","registered_at":"2026-06-04T12:19:41Z","spotify_id":"5OCVWpORIRjRU12dHocyDa","type":"track"}
track: アストラル
  type: MusicRecording
  duration: PT3M44S
  duration ms: 224760
  explicit: false
  by artist: Eir Aoi
  in album: AUBE
    type: MusicAlbum
    date published: 2014-01-29
  isrc code: JPU901301338
track: SAILING
  type: MusicRecording
  duration: PT4M58S
  duration ms: 298386
  explicit: false
  by artist: Eir Aoi
  in album: AUBE
    type: MusicAlbum
    date published: 2014-01-29
  isrc code: JPU901301339
track: コバルト・スカイ
  type: MusicRecording
  duration: PT4M32S
  duration ms: 272560
  explicit: false
  by artist: Eir Aoi
  in album: AUBE
    type: MusicAlbum
    date published: 2014-01-29
  isrc code: JPU901300721
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T10:46:00+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbbaf7e61112b35fe2a21328d0b059c89808132493f402b793571ddc382e3d1af
  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
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: nayuta gride
track: 惑星の唄
track: 翼の行方
track: 虹の音
track: Daydream
track: KASUMI
track: A New Day

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/3Z957DGjG79SQ4DLEHn8M0.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Z957DGjG79SQ4DLEHn8M0

OTSTimestamp
type: PropertyValue
value: 2026-07-02T05:09:12Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xbbaf7e61112b35fe2a21328d0b059c89808132493f402b793571ddc382e3d1af","isrc":"JPU901300721","name":"コバルト・スカイ","registered_at":"2026-06-24T10:46:00Z","spotify_id":"3Z957DGjG79SQ4DLEHn8M0","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 0xbbaf7e61112b35fe2a21328d0b059c89808132493f402b793571ddc382e3d1af. 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/3Z957DGjG79SQ4DLEHn8M0.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/3Z957DGjG79SQ4DLEHn8M0.
date published: 2026-07-02T05:09:12Z
text: {"copyright_id":"0xbbaf7e61112b35fe2a21328d0b059c89808132493f402b793571ddc382e3d1af","isrc":"JPU901300721","name":"コバルト・スカイ","registered_at":"2026-06-24T10:46:00Z","spotify_id":"3Z957DGjG79SQ4DLEHn8M0","type":"track"}

nayuta gride
type: MusicRecording
duration: PT4M8S
duration ms: 248333
explicit: false
by artist: Eir Aoi
in album: AUBE
  type: MusicAlbum
  date published: 2014-01-29
isrc code: JPU901301340

惑星の唄
type: MusicRecording
duration: PT5M13S
duration ms: 313360
explicit: false
by artist: Eir Aoi
in album: AUBE
  type: MusicAlbum
  date published: 2014-01-29
isrc code: JPU901301341

翼の行方
type: MusicRecording
duration: PT4M27S
duration ms: 267306
explicit: false
by artist: Eir Aoi
in album: AUBE
  type: MusicAlbum
  date published: 2014-01-29
isrc code: JPU901301342

虹の音
type: MusicRecording
duration: PT4M51S
duration ms: 291093
explicit: false
by artist: Eir Aoi
in album: AUBE
  type: MusicAlbum
  date published: 2014-01-29
isrc code: JPU901301295
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T10:02:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8a267be3904088b6998ef7dbbd4ed7c62405520e58e5eaf7711e68a754444320
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/0PQjMVtI9hNKKf7rOyV94S.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0PQjMVtI9hNKKf7rOyV94S
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8a267be3904088b6998ef7dbbd4ed7c62405520e58e5eaf7711e68a754444320","isrc":"JPU901301295","name":"虹の音","registered_at":"2026-06-06T10:02:35Z","spotify_id":"0PQjMVtI9hNKKf7rOyV94S","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 0x8a267be3904088b6998ef7dbbd4ed7c62405520e58e5eaf7711e68a754444320. 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/0PQjMVtI9hNKKf7rOyV94S.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/0PQjMVtI9hNKKf7rOyV94S.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x8a267be3904088b6998ef7dbbd4ed7c62405520e58e5eaf7711e68a754444320","isrc":"JPU901301295","name":"虹の音","registered_at":"2026-06-06T10:02:35Z","spotify_id":"0PQjMVtI9hNKKf7rOyV94S","type":"track"}

Daydream
type: MusicRecording
duration: PT5M6S
duration ms: 306813
explicit: false
by artist: Eir Aoi
in album: AUBE
  type: MusicAlbum
  date published: 2014-01-29
isrc code: JPU901301343

KASUMI
type: MusicRecording
duration: PT4M40S
duration ms: 280160
explicit: false
by artist: Eir Aoi
in album: AUBE
  type: MusicAlbum
  date published: 2014-01-29
isrc code: JPU901301306
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T02:54:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8863e20c103a09a22b8d0dcb0254a29bbd32aed7135b588ec36d3e7a98f87d10
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/3v1Y19mw44JozuYjBu6LxT.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3v1Y19mw44JozuYjBu6LxT
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 0x8863e20c103a09a22b8d0dcb0254a29bbd32aed7135b588ec36d3e7a98f87d10. 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/3v1Y19mw44JozuYjBu6LxT.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/3v1Y19mw44JozuYjBu6LxT.
  date published: 2026-06-13T13:32:09Z

A New Day
type: MusicRecording
duration: PT3M26S
duration ms: 206240
explicit: false
by artist: Eir Aoi
in album: AUBE
  type: MusicAlbum
  date published: 2014-01-29
isrc code: JPU901301344

BLAU（Deluxe Edition）
type: MusicAlbum
date published: 2013-02-13
track: overture
  type: MusicRecording
  duration: PT0M50S
  duration ms: 50600
  explicit: false
  by artist: Eir Aoi
  in album: BLAU（Deluxe Edition）
    type: MusicAlbum
    date published: 2013-02-13
track: AURORA
  type: MusicRecording
  duration: PT4M20S
  duration ms: 260693
  explicit: false
  by artist: Eir Aoi
  in album: BLAU（Deluxe Edition）
    type: MusicAlbum
    date published: 2013-02-13
  isrc code: JPU901201005
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T12:08:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb3ba2cc78e5c319394132295d83d3fb0b5fb0125c675ee4e425b69fda4e4c941
  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/3noMgUaXQ5OaUJeALL1LTZ.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3noMgUaXQ5OaUJeALL1LTZ
  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 0xb3ba2cc78e5c319394132295d83d3fb0b5fb0125c675ee4e425b69fda4e4c941. 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/3noMgUaXQ5OaUJeALL1LTZ.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/3noMgUaXQ5OaUJeALL1LTZ.
    date published: 2026-07-08T03:20:19Z
track: INNOCENCE
  type: MusicRecording
  duration: PT4M37S
  duration ms: 277320
  explicit: false
  by artist: Eir Aoi
  in album: BLAU（Deluxe Edition）
    type: MusicAlbum
    date published: 2013-02-13
  isrc code: JPU901201421
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T05:01:22+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd35771d180c9dd0cca01f0032a5a7e524eb3eb1c012a7c1d4ccfa2afea579c7f
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957120
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957120
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1mMvfxDcSe5dyAyTtFbaro.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1mMvfxDcSe5dyAyTtFbaro
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:22:41Z
  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 0xd35771d180c9dd0cca01f0032a5a7e524eb3eb1c012a7c1d4ccfa2afea579c7f. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1mMvfxDcSe5dyAyTtFbaro.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/1mMvfxDcSe5dyAyTtFbaro.
    date published: 2026-07-08T03:22:41Z
track: サテライト
  type: MusicRecording
  duration: PT4M25S
  duration ms: 265906
  explicit: false
  by artist: Eir Aoi
  in album: BLAU（Deluxe Edition）
    type: MusicAlbum
    date published: 2013-02-13
  isrc code: JPU901202102
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T22:00:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x60ecdff09a4b6a5d1e9dff95378b37dc38923203f8a36ed1b71cd397f22ed897
  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/2duRd9hU87VcxFk4Qsl8QZ.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2duRd9hU87VcxFk4Qsl8QZ
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:20:19Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x60ecdff09a4b6a5d1e9dff95378b37dc38923203f8a36ed1b71cd397f22ed897","isrc":"JPU901202102","name":"サテライト","registered_at":"2026-06-21T22:00:55Z","spotify_id":"2duRd9hU87VcxFk4Qsl8QZ","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 0x60ecdff09a4b6a5d1e9dff95378b37dc38923203f8a36ed1b71cd397f22ed897. 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/2duRd9hU87VcxFk4Qsl8QZ.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/2duRd9hU87VcxFk4Qsl8QZ.
    date published: 2026-07-08T03:20:19Z
    text: {"copyright_id":"0x60ecdff09a4b6a5d1e9dff95378b37dc38923203f8a36ed1b71cd397f22ed897","isrc":"JPU901202102","name":"サテライト","registered_at":"2026-06-21T22:00:55Z","spotify_id":"2duRd9hU87VcxFk4Qsl8QZ","type":"track"}
track: 閃光前夜
  type: MusicRecording
  duration: PT5M11S
  duration ms: 311293
  explicit: false
  by artist: Eir Aoi
  in album: BLAU（Deluxe Edition）
    type: MusicAlbum
    date published: 2013-02-13
  isrc code: JPU901202103
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-23T01:53:26+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9b8e4e016a6af235d5103014f69aac9448d0dcf2fe9e16f01f2f348fd1f5ab37
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957120
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957120
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/3Ip2EggdHxuzFYA2xIUZbT.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Ip2EggdHxuzFYA2xIUZbT
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:22:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x9b8e4e016a6af235d5103014f69aac9448d0dcf2fe9e16f01f2f348fd1f5ab37","isrc":"JPU901202103","name":"閃光前夜","registered_at":"2026-06-23T01:53:26Z","spotify_id":"3Ip2EggdHxuzFYA2xIUZbT","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 0x9b8e4e016a6af235d5103014f69aac9448d0dcf2fe9e16f01f2f348fd1f5ab37. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3Ip2EggdHxuzFYA2xIUZbT.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/3Ip2EggdHxuzFYA2xIUZbT.
    date published: 2026-07-08T03:22:41Z
    text: {"copyright_id":"0x9b8e4e016a6af235d5103014f69aac9448d0dcf2fe9e16f01f2f348fd1f5ab37","isrc":"JPU901202103","name":"閃光前夜","registered_at":"2026-06-23T01:53:26Z","spotify_id":"3Ip2EggdHxuzFYA2xIUZbT","type":"track"}
track: HIGH & HIGH
  type: MusicRecording
  duration: PT4M9S
  duration ms: 249346
  explicit: false
  by artist: Eir Aoi
  in album: BLAU（Deluxe Edition）
  isrc code: JPU901202104
  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: アヴァロン・ブルー
track: frozen eyez
track: 夢の終わり
track: Lament
track: フェイスレス
track: Reunion
track: 空を歩く
track: MEMORIA
track: GLORIA

Eir Aoi
type: MusicGroup

BLAU（Deluxe Edition）
type: MusicAlbum
date published: 2013-02-13

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-26T20:46:08+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xacc94046c2f6219aae22498bc943ef78a1235b17bb2e7edcf210d95d3507afe5

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 957118

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/957118

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/09cFham99dpa27SXBbrt4N.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/09cFham99dpa27SXBbrt4N

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:20:19Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xacc94046c2f6219aae22498bc943ef78a1235b17bb2e7edcf210d95d3507afe5","isrc":"JPU901202104","name":"HIGH & HIGH","registered_at":"2026-06-26T20:46:08Z","spotify_id":"09cFham99dpa27SXBbrt4N","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 0xacc94046c2f6219aae22498bc943ef78a1235b17bb2e7edcf210d95d3507afe5. 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/09cFham99dpa27SXBbrt4N.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/09cFham99dpa27SXBbrt4N.
date published: 2026-07-08T03:20:19Z
text: {"copyright_id":"0xacc94046c2f6219aae22498bc943ef78a1235b17bb2e7edcf210d95d3507afe5","isrc":"JPU901202104","name":"HIGH & HIGH","registered_at":"2026-06-26T20:46:08Z","spotify_id":"09cFham99dpa27SXBbrt4N","type":"track"}

アヴァロン・ブルー
type: MusicRecording
duration: PT4M49S
duration ms: 289346
explicit: false
by artist: Eir Aoi
in album: BLAU（Deluxe Edition）
  type: MusicAlbum
  date published: 2013-02-13
isrc code: JPU901201921
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T03:55:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf11eab6e8601a38aa26c9044395325b972eef1f78a942fe9178efa4338cc7c71
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957120
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2qtVDQ4XDQCcGdVvLgSSO2.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2qtVDQ4XDQCcGdVvLgSSO2
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf11eab6e8601a38aa26c9044395325b972eef1f78a942fe9178efa4338cc7c71","isrc":"JPU901201921","name":"アヴァロン・ブルー","registered_at":"2026-06-17T03:55:45Z","spotify_id":"2qtVDQ4XDQCcGdVvLgSSO2","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 0xf11eab6e8601a38aa26c9044395325b972eef1f78a942fe9178efa4338cc7c71. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2qtVDQ4XDQCcGdVvLgSSO2.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/2qtVDQ4XDQCcGdVvLgSSO2.
  date published: 2026-07-08T03:22:41Z
  text: {"copyright_id":"0xf11eab6e8601a38aa26c9044395325b972eef1f78a942fe9178efa4338cc7c71","isrc":"JPU901201921","name":"アヴァロン・ブルー","registered_at":"2026-06-17T03:55:45Z","spotify_id":"2qtVDQ4XDQCcGdVvLgSSO2","type":"track"}

frozen eyez
type: MusicRecording
duration: PT5M14S
duration ms: 314213
explicit: false
by artist: Eir Aoi
in album: BLAU（Deluxe Edition）
  type: MusicAlbum
  date published: 2013-02-13
isrc code: JPU901202105
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T01:52:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc8ce911bdae6a3e8196d32e3d16e3ee4c243cdd66e6c331b7690c636699da8d0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957120
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2CDwWraYX4fzPFldRxXLta.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2CDwWraYX4fzPFldRxXLta
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc8ce911bdae6a3e8196d32e3d16e3ee4c243cdd66e6c331b7690c636699da8d0","isrc":"JPU901202105","name":"frozen eyez","registered_at":"2026-06-23T01:52:17Z","spotify_id":"2CDwWraYX4fzPFldRxXLta","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 0xc8ce911bdae6a3e8196d32e3d16e3ee4c243cdd66e6c331b7690c636699da8d0. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2CDwWraYX4fzPFldRxXLta.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/2CDwWraYX4fzPFldRxXLta.
  date published: 2026-07-08T03:22:41Z
  text: {"copyright_id":"0xc8ce911bdae6a3e8196d32e3d16e3ee4c243cdd66e6c331b7690c636699da8d0","isrc":"JPU901202105","name":"frozen eyez","registered_at":"2026-06-23T01:52:17Z","spotify_id":"2CDwWraYX4fzPFldRxXLta","type":"track"}

夢の終わり
type: MusicRecording
duration: PT5M16S
duration ms: 316386
explicit: false
by artist: Eir Aoi
in album: BLAU（Deluxe Edition）
  type: MusicAlbum
  date published: 2013-02-13
isrc code: JPU901202106

Lament
type: MusicRecording
duration: PT5M20S
duration ms: 320013
explicit: false
by artist: Eir Aoi
in album: BLAU（Deluxe Edition）
  type: MusicAlbum
  date published: 2013-02-13
isrc code: JPU901200585
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T02:54:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x007785bc94c21f66efd3f1aecf79adeccaa3055c9351424313250ca19876f0fa
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957124
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/35oAo4vbMC2mR09jxx9TwT.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/35oAo4vbMC2mR09jxx9TwT
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
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 0x007785bc94c21f66efd3f1aecf79adeccaa3055c9351424313250ca19876f0fa. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/35oAo4vbMC2mR09jxx9TwT.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/35oAo4vbMC2mR09jxx9TwT.
  date published: 2026-07-08T03:53:27Z

フェイスレス
type: MusicRecording
duration: PT4M26S
duration ms: 266786
explicit: false
by artist: Eir Aoi
in album: BLAU（Deluxe Edition）
  type: MusicAlbum
  date published: 2013-02-13
isrc code: JPU901202107
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T19:59:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8c3c51a2af29c1217b2f40b85013d0976f85c07f162ddae6c9eee5972ef7a5a9
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/1KTLr5codEZ1JYPXJQ56xY.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1KTLr5codEZ1JYPXJQ56xY
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8c3c51a2af29c1217b2f40b85013d0976f85c07f162ddae6c9eee5972ef7a5a9","isrc":"JPU901202107","name":"フェイスレス","registered_at":"2026-06-17T19:59:53Z","spotify_id":"1KTLr5codEZ1JYPXJQ56xY","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 0x8c3c51a2af29c1217b2f40b85013d0976f85c07f162ddae6c9eee5972ef7a5a9. 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/1KTLr5codEZ1JYPXJQ56xY.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/1KTLr5codEZ1JYPXJQ56xY.
  date published: 2026-07-08T03:20:19Z
  text: {"copyright_id":"0x8c3c51a2af29c1217b2f40b85013d0976f85c07f162ddae6c9eee5972ef7a5a9","isrc":"JPU901202107","name":"フェイスレス","registered_at":"2026-06-17T19:59:53Z","spotify_id":"1KTLr5codEZ1JYPXJQ56xY","type":"track"}

Reunion
type: MusicRecording
duration: PT3M40S
duration ms: 220360
explicit: false
by artist: Eir Aoi
in album: BLAU（Deluxe Edition）
  type: MusicAlbum
  date published: 2013-02-13
isrc code: JPU901202108

空を歩く
type: MusicRecording
duration: PT5M6S
duration ms: 306626
explicit: false
by artist: Eir Aoi
in album: BLAU（Deluxe Edition）
  type: MusicAlbum
  date published: 2013-02-13
isrc code: JPU901202109

MEMORIA
type: MusicRecording
duration: PT4M50S
duration ms: 290026
explicit: false
by artist: Eir Aoi
in album: BLAU（Deluxe Edition）
  type: MusicAlbum
  date published: 2013-02-13
isrc code: JPU901100841
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T11:35:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8f080dfedbab7d204a3b87ae9a8ed7f93dad32023c88cf4d58bb435e16a23b6d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957124
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3OPtJTuYN0MU1TB8UV2pD0.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3OPtJTuYN0MU1TB8UV2pD0
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
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 0x8f080dfedbab7d204a3b87ae9a8ed7f93dad32023c88cf4d58bb435e16a23b6d. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3OPtJTuYN0MU1TB8UV2pD0.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/3OPtJTuYN0MU1TB8UV2pD0.
  date published: 2026-07-08T03:53:27Z

GLORIA
type: MusicRecording
duration: PT3M27S
duration ms: 207933
explicit: false
by artist: Eir Aoi
in album: BLAU（Deluxe Edition）
  type: MusicAlbum
  date published: 2013-02-13
isrc code: JPU901201490
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T07:52:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x302975ffc93bef4ffd1def35d68b2d93172abcc2cda9203fd3834c2c0ff24c37
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/4A0rgVzxHBjnr7K9qmzY5f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4A0rgVzxHBjnr7K9qmzY5f
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 0x302975ffc93bef4ffd1def35d68b2d93172abcc2cda9203fd3834c2c0ff24c37. 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/4A0rgVzxHBjnr7K9qmzY5f.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/4A0rgVzxHBjnr7K9qmzY5f.
  date published: 2026-07-02T05:09:12Z

BLAU
type: MusicAlbum
date published: 2013-01-30
track: overture
  type: MusicRecording
  duration: PT0M50S
  duration ms: 50600
  explicit: false
  by artist: Eir Aoi
  in album: BLAU
    type: MusicAlbum
    date published: 2013-01-30
  isrc code: JPU901202101
track: AURORA
  type: MusicRecording
  duration: PT4M20S
  duration ms: 260693
  explicit: false
  by artist: Eir Aoi
  in album: BLAU
    type: MusicAlbum
    date published: 2013-01-30
  isrc code: JPU901201005
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T12:08:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb3ba2cc78e5c319394132295d83d3fb0b5fb0125c675ee4e425b69fda4e4c941
  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/1j8GsYtk19jz7rtGdKuFYM.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1j8GsYtk19jz7rtGdKuFYM
  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 0xb3ba2cc78e5c319394132295d83d3fb0b5fb0125c675ee4e425b69fda4e4c941. 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/1j8GsYtk19jz7rtGdKuFYM.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/1j8GsYtk19jz7rtGdKuFYM.
    date published: 2026-06-13T12:47:07Z
track: INNOCENCE
  type: MusicRecording
  duration: PT4M37S
  duration ms: 277320
  explicit: false
  by artist: Eir Aoi
  in album: BLAU
    type: MusicAlbum
    date published: 2013-01-30
  isrc code: JPU901201421
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T05:01:22+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd35771d180c9dd0cca01f0032a5a7e524eb3eb1c012a7c1d4ccfa2afea579c7f
  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/0N63llGavaESfPRIZkDkvL.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0N63llGavaESfPRIZkDkvL
  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 0xd35771d180c9dd0cca01f0032a5a7e524eb3eb1c012a7c1d4ccfa2afea579c7f. 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/0N63llGavaESfPRIZkDkvL.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/0N63llGavaESfPRIZkDkvL.
    date published: 2026-06-13T15:41:10Z
track: サテライト
  type: MusicRecording
  duration: PT4M25S
  duration ms: 265906
  explicit: false
  by artist: Eir Aoi
  in album: BLAU
    type: MusicAlbum
    date published: 2013-01-30
  isrc code: JPU901202102
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T22:00:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x60ecdff09a4b6a5d1e9dff95378b37dc38923203f8a36ed1b71cd397f22ed897
  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/6JVhxrEMzT2mWSNHWMhwFZ.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6JVhxrEMzT2mWSNHWMhwFZ
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x60ecdff09a4b6a5d1e9dff95378b37dc38923203f8a36ed1b71cd397f22ed897","isrc":"JPU901202102","name":"サテライト","registered_at":"2026-06-21T22:00:55Z","spotify_id":"6JVhxrEMzT2mWSNHWMhwFZ","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 0x60ecdff09a4b6a5d1e9dff95378b37dc38923203f8a36ed1b71cd397f22ed897. 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/6JVhxrEMzT2mWSNHWMhwFZ.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/6JVhxrEMzT2mWSNHWMhwFZ.
    date published: 2026-07-02T03:30:09Z
    text: {"copyright_id":"0x60ecdff09a4b6a5d1e9dff95378b37dc38923203f8a36ed1b71cd397f22ed897","isrc":"JPU901202102","name":"サテライト","registered_at":"2026-06-21T22:00:55Z","spotify_id":"6JVhxrEMzT2mWSNHWMhwFZ","type":"track"}
track: 閃光前夜
  type: MusicRecording
  duration: PT5M11S
  duration ms: 311293
  explicit: false
  by artist: Eir Aoi
  in album: BLAU
    type: MusicAlbum
    date published: 2013-01-30
  isrc code: JPU901202103
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-23T01:53:26+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9b8e4e016a6af235d5103014f69aac9448d0dcf2fe9e16f01f2f348fd1f5ab37
  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/7AQCebDj1ewxC6NUuW4Mbe.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7AQCebDj1ewxC6NUuW4Mbe
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x9b8e4e016a6af235d5103014f69aac9448d0dcf2fe9e16f01f2f348fd1f5ab37","isrc":"JPU901202103","name":"閃光前夜","registered_at":"2026-06-23T01:53:26Z","spotify_id":"7AQCebDj1ewxC6NUuW4Mbe","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 0x9b8e4e016a6af235d5103014f69aac9448d0dcf2fe9e16f01f2f348fd1f5ab37. 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/7AQCebDj1ewxC6NUuW4Mbe.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/7AQCebDj1ewxC6NUuW4Mbe.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0x9b8e4e016a6af235d5103014f69aac9448d0dcf2fe9e16f01f2f348fd1f5ab37","isrc":"JPU901202103","name":"閃光前夜","registered_at":"2026-06-23T01:53:26Z","spotify_id":"7AQCebDj1ewxC6NUuW4Mbe","type":"track"}
track: HIGH & HIGH
  type: MusicRecording
  duration: PT4M9S
  duration ms: 249346
  explicit: false
  by artist: Eir Aoi
  in album: BLAU
  isrc code: JPU901202104
  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: アヴァロン・ブルー
track: frozen eyez
track: 夢の終わり
track: Lament
track: フェイスレス
track: Reunion
track: 空を歩く
track: MEMORIA

Eir Aoi
type: MusicGroup

BLAU
type: MusicAlbum
date published: 2013-01-30

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-26T20:46:08+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xacc94046c2f6219aae22498bc943ef78a1235b17bb2e7edcf210d95d3507afe5

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/7lCSet48n9tvrYBkuPc1Rn.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7lCSet48n9tvrYBkuPc1Rn

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xacc94046c2f6219aae22498bc943ef78a1235b17bb2e7edcf210d95d3507afe5","isrc":"JPU901202104","name":"HIGH & HIGH","registered_at":"2026-06-26T20:46:08Z","spotify_id":"7lCSet48n9tvrYBkuPc1Rn","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 0xacc94046c2f6219aae22498bc943ef78a1235b17bb2e7edcf210d95d3507afe5. 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/7lCSet48n9tvrYBkuPc1Rn.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/7lCSet48n9tvrYBkuPc1Rn.
date published: 2026-07-02T03:55:08Z
text: {"copyright_id":"0xacc94046c2f6219aae22498bc943ef78a1235b17bb2e7edcf210d95d3507afe5","isrc":"JPU901202104","name":"HIGH & HIGH","registered_at":"2026-06-26T20:46:08Z","spotify_id":"7lCSet48n9tvrYBkuPc1Rn","type":"track"}

アヴァロン・ブルー
type: MusicRecording
duration: PT4M49S
duration ms: 289346
explicit: false
by artist: Eir Aoi
in album: BLAU
  type: MusicAlbum
  date published: 2013-01-30
isrc code: JPU901201921
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T03:55:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf11eab6e8601a38aa26c9044395325b972eef1f78a942fe9178efa4338cc7c71
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/67D8rjvrqjb8XoF9S1Pak7.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/67D8rjvrqjb8XoF9S1Pak7
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T20:29:32Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf11eab6e8601a38aa26c9044395325b972eef1f78a942fe9178efa4338cc7c71","isrc":"JPU901201921","name":"アヴァロン・ブルー","registered_at":"2026-06-17T03:55:45Z","spotify_id":"67D8rjvrqjb8XoF9S1Pak7","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 0xf11eab6e8601a38aa26c9044395325b972eef1f78a942fe9178efa4338cc7c71. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T20:29:32Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/67D8rjvrqjb8XoF9S1Pak7.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/67D8rjvrqjb8XoF9S1Pak7.
  date published: 2026-06-17T20:29:32Z
  text: {"copyright_id":"0xf11eab6e8601a38aa26c9044395325b972eef1f78a942fe9178efa4338cc7c71","isrc":"JPU901201921","name":"アヴァロン・ブルー","registered_at":"2026-06-17T03:55:45Z","spotify_id":"67D8rjvrqjb8XoF9S1Pak7","type":"track"}

frozen eyez
type: MusicRecording
duration: PT5M14S
duration ms: 314213
explicit: false
by artist: Eir Aoi
in album: BLAU
  type: MusicAlbum
  date published: 2013-01-30
isrc code: JPU901202105
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T01:52:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc8ce911bdae6a3e8196d32e3d16e3ee4c243cdd66e6c331b7690c636699da8d0
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/5JmkXY4tdcONIdXI1NDNjY.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5JmkXY4tdcONIdXI1NDNjY
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc8ce911bdae6a3e8196d32e3d16e3ee4c243cdd66e6c331b7690c636699da8d0","isrc":"JPU901202105","name":"frozen eyez","registered_at":"2026-06-23T01:52:17Z","spotify_id":"5JmkXY4tdcONIdXI1NDNjY","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 0xc8ce911bdae6a3e8196d32e3d16e3ee4c243cdd66e6c331b7690c636699da8d0. 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/5JmkXY4tdcONIdXI1NDNjY.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/5JmkXY4tdcONIdXI1NDNjY.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0xc8ce911bdae6a3e8196d32e3d16e3ee4c243cdd66e6c331b7690c636699da8d0","isrc":"JPU901202105","name":"frozen eyez","registered_at":"2026-06-23T01:52:17Z","spotify_id":"5JmkXY4tdcONIdXI1NDNjY","type":"track"}

夢の終わり
type: MusicRecording
duration: PT5M16S
duration ms: 316386
explicit: false
by artist: Eir Aoi
in album: BLAU
  type: MusicAlbum
  date published: 2013-01-30
isrc code: JPU901202106

Lament
type: MusicRecording
duration: PT5M20S
duration ms: 320013
explicit: false
by artist: Eir Aoi
in album: BLAU
  type: MusicAlbum
  date published: 2013-01-30
isrc code: JPU901200585
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T02:54:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x007785bc94c21f66efd3f1aecf79adeccaa3055c9351424313250ca19876f0fa
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957120
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2lv52Bio2kM0cx98tYypmY.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2lv52Bio2kM0cx98tYypmY
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
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 0x007785bc94c21f66efd3f1aecf79adeccaa3055c9351424313250ca19876f0fa. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2lv52Bio2kM0cx98tYypmY.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/2lv52Bio2kM0cx98tYypmY.
  date published: 2026-07-08T03:22:41Z

フェイスレス
type: MusicRecording
duration: PT4M26S
duration ms: 266786
explicit: false
by artist: Eir Aoi
in album: BLAU
  type: MusicAlbum
  date published: 2013-01-30
isrc code: JPU901202107
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T19:59:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8c3c51a2af29c1217b2f40b85013d0976f85c07f162ddae6c9eee5972ef7a5a9
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/7nshgkx5EE57GFPKu89x4y.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7nshgkx5EE57GFPKu89x4y
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8c3c51a2af29c1217b2f40b85013d0976f85c07f162ddae6c9eee5972ef7a5a9","isrc":"JPU901202107","name":"フェイスレス","registered_at":"2026-06-17T19:59:53Z","spotify_id":"7nshgkx5EE57GFPKu89x4y","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 0x8c3c51a2af29c1217b2f40b85013d0976f85c07f162ddae6c9eee5972ef7a5a9. 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/7nshgkx5EE57GFPKu89x4y.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/7nshgkx5EE57GFPKu89x4y.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x8c3c51a2af29c1217b2f40b85013d0976f85c07f162ddae6c9eee5972ef7a5a9","isrc":"JPU901202107","name":"フェイスレス","registered_at":"2026-06-17T19:59:53Z","spotify_id":"7nshgkx5EE57GFPKu89x4y","type":"track"}

Reunion
type: MusicRecording
duration: PT3M40S
duration ms: 220360
explicit: false
by artist: Eir Aoi
in album: BLAU
  type: MusicAlbum
  date published: 2013-01-30
isrc code: JPU901202108

空を歩く
type: MusicRecording
duration: PT5M6S
duration ms: 306626
explicit: false
by artist: Eir Aoi
in album: BLAU
  type: MusicAlbum
  date published: 2013-01-30
isrc code: JPU901202109

MEMORIA
type: MusicRecording
duration: PT4M48S
duration ms: 288173
explicit: false
by artist: Eir Aoi
in album: BLAU
  type: MusicAlbum
  date published: 2013-01-30
isrc code: JPU901100841
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T11:35:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8f080dfedbab7d204a3b87ae9a8ed7f93dad32023c88cf4d58bb435e16a23b6d
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/6qpGlLv9MHaChP5hEx6Pni.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6qpGlLv9MHaChP5hEx6Pni
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 0x8f080dfedbab7d204a3b87ae9a8ed7f93dad32023c88cf4d58bb435e16a23b6d. 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/6qpGlLv9MHaChP5hEx6Pni.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/6qpGlLv9MHaChP5hEx6Pni.
  date published: 2026-06-13T12:47:07Z

Prayer
type: MusicAlbum
date published: 2012-04-11
track: Lament
  type: MusicRecording
  duration: PT5M20S
  duration ms: 320000
  explicit: false
  by artist: Eir Aoi
  in album: Prayer
    type: MusicAlbum
    date published: 2012-04-11
  isrc code: JPU901200585
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T02:54:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x007785bc94c21f66efd3f1aecf79adeccaa3055c9351424313250ca19876f0fa
  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/3ZbnAjOJxirsvgoq5Y9Op5.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3ZbnAjOJxirsvgoq5Y9Op5
  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 0x007785bc94c21f66efd3f1aecf79adeccaa3055c9351424313250ca19876f0fa. 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/3ZbnAjOJxirsvgoq5Y9Op5.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/3ZbnAjOJxirsvgoq5Y9Op5.
    date published: 2026-06-13T13:32:09Z
track: Roses
  type: MusicRecording
  duration: PT4M27S
  duration ms: 267453
  explicit: false
  by artist: Eir Aoi
  in album: Prayer
    type: MusicAlbum
    date published: 2012-04-11
  isrc code: JPU901200586
track: Under The Mask
  type: MusicRecording
  duration: PT3M54S
  duration ms: 234533
  explicit: false
  by artist: Eir Aoi
  in album: Prayer
    type: MusicAlbum
    date published: 2012-04-11
  isrc code: JPU901200587
track: End Of The Earth
  type: MusicRecording
  duration: PT4M20S
  duration ms: 260066
  explicit: false
  by artist: Eir Aoi
  in album: Prayer
    type: MusicAlbum
    date published: 2012-04-11
  isrc code: JPU901200588
track: Lapse From Virtue
  type: MusicRecording
  duration: PT5M34S
  duration ms: 334693
  explicit: false
  by artist: Eir Aoi
  in album: Prayer
    type: MusicAlbum
    date published: 2012-04-11
  isrc code: JPU901200589
track: Fade Into Black
  type: MusicRecording
  duration: PT4M12S
  duration ms: 252360
  explicit: false
  by artist: Eir Aoi
  in album: Prayer
    type: MusicAlbum
    date published: 2012-04-11
  isrc code: JPU901200590
track: Crimson Eyes
  type: MusicRecording
  duration: PT4M25S
  duration ms: 265613
  explicit: false
  by artist: Eir Aoi
  in album: Prayer
    type: MusicAlbum
    date published: 2012-04-11
  isrc code: JPU901200591
track: MEMORIA orchestra ver.
  type: MusicRecording
  duration: PT5M29S
  duration ms: 329266
  explicit: false
  by artist: Eir Aoi
  in album: Prayer
    type: MusicAlbum
    date published: 2012-04-11
  isrc code: JPU901200243
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T03:39:21+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x67132575e369a4b78a636b3395eea8c12e2be9578bcb9fb709734ba3da3fc92f
  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/1YrXad2wkK4EvhHDQtvHFo.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1YrXad2wkK4EvhHDQtvHFo
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x67132575e369a4b78a636b3395eea8c12e2be9578bcb9fb709734ba3da3fc92f","isrc":"JPU901200243","name":"MEMORIA orchestra ver.","registered_at":"2026-06-08T03:39:21Z","spotify_id":"1YrXad2wkK4EvhHDQtvHFo","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 0x67132575e369a4b78a636b3395eea8c12e2be9578bcb9fb709734ba3da3fc92f. 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/1YrXad2wkK4EvhHDQtvHFo.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/1YrXad2wkK4EvhHDQtvHFo.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0x67132575e369a4b78a636b3395eea8c12e2be9578bcb9fb709734ba3da3fc92f","isrc":"JPU901200243","name":"MEMORIA orchestra ver.","registered_at":"2026-06-08T03:39:21Z","spotify_id":"1YrXad2wkK4EvhHDQtvHFo","type":"track"}

Sora no Katachi
type: MusicAlbum
date published: 2024-08-16
track: Sora no Katachi
  type: MusicRecording
  duration: PT4M15S
  duration ms: 255666
  explicit: false
  by artist: Eir Aoi
  in album: Sora no Katachi
    type: MusicAlbum
    date published: 2024-08-16
  isrc code: TCJPB2451912
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-23T01:51:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8e81105d3135de07da7398b1bea3c1b9ba4a9c256af093a6e9682d2836ef9ae4
  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/7GhTLLyrrns8UmV6ylKLb0.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7GhTLLyrrns8UmV6ylKLb0
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x8e81105d3135de07da7398b1bea3c1b9ba4a9c256af093a6e9682d2836ef9ae4","isrc":"TCJPB2451912","name":"Sora no Katachi","registered_at":"2026-06-23T01:51:41Z","spotify_id":"7GhTLLyrrns8UmV6ylKLb0","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 0x8e81105d3135de07da7398b1bea3c1b9ba4a9c256af093a6e9682d2836ef9ae4. 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/7GhTLLyrrns8UmV6ylKLb0.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/7GhTLLyrrns8UmV6ylKLb0.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0x8e81105d3135de07da7398b1bea3c1b9ba4a9c256af093a6e9682d2836ef9ae4","isrc":"TCJPB2451912","name":"Sora no Katachi","registered_at":"2026-06-23T01:51:41Z","spotify_id":"7GhTLLyrrns8UmV6ylKLb0","type":"track"}

BEYOND GAZE
type: MusicAlbum
date published: 2024-05-01
track: BEYOND GAZE
  type: MusicRecording
  duration: PT4M34S
  duration ms: 274911
  explicit: false
  by artist: Eir Aoi
  in album: BEYOND GAZE
    type: MusicAlbum
    date published: 2024-05-01
  isrc code: TCJPA2481357

青く、青く
type: MusicAlbum
date published: 2023-12-31
track: 青く、青く
  type: MusicRecording
  duration: PT4M32S
  duration ms: 272300
  explicit: false
  by artist: Eir Aoi
  in album: 青く、青く
    type: MusicAlbum
    date published: 2023-12-31
  isrc code: JPU902304210
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T16:41:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3dc036623ea559fc862fc70358516b6838a2bbc93602f426d1a45ca5a2d8d070
  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/4x8y91an0erARwUUTifXWP.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4x8y91an0erARwUUTifXWP
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x3dc036623ea559fc862fc70358516b6838a2bbc93602f426d1a45ca5a2d8d070","isrc":"JPU902304210","name":"青く、青く","registered_at":"2026-06-06T16:41:35Z","spotify_id":"4x8y91an0erARwUUTifXWP","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 0x3dc036623ea559fc862fc70358516b6838a2bbc93602f426d1a45ca5a2d8d070. 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/4x8y91an0erARwUUTifXWP.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/4x8y91an0erARwUUTifXWP.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x3dc036623ea559fc862fc70358516b6838a2bbc93602f426d1a45ca5a2d8d070","isrc":"JPU902304210","name":"青く、青く","registered_at":"2026-06-06T16:41:35Z","spotify_id":"4x8y91an0erARwUUTifXWP","type":"track"}

ANSWER
type: MusicAlbum
date published: 2022-12-28
track: ANSWER
  type: MusicRecording
  duration: PT3M24S
  duration ms: 204973
  explicit: false
  by artist: Eir Aoi
  in album: ANSWER
    type: MusicAlbum
    date published: 2022-12-28
  isrc code: JPU902203496
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T06:59:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xfb1aa7053fc35396e93f14a8ee255761625eaba9e74c2be4c670d40843b69b14
  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/5clwPn2sU77LUYxtQMjZet.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5clwPn2sU77LUYxtQMjZet
  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 0xfb1aa7053fc35396e93f14a8ee255761625eaba9e74c2be4c670d40843b69b14. 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/5clwPn2sU77LUYxtQMjZet.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/5clwPn2sU77LUYxtQMjZet.
    date published: 2026-06-13T13:32:09Z

心臓
type: MusicAlbum
date published: 2022-10-19
track: 心臓
  type: MusicRecording
  duration: PT3M34S
  duration ms: 214453
  explicit: false
  by artist: Eir Aoi
  in album: 心臓
    type: MusicAlbum
    date published: 2022-10-19
  isrc code: JPU902202697
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T21:06:56+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbeff1ee87f827b051840da1895231d98ff4fc5500f7814e2b4f48c915a8b024e
  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/5jAzYu1dMEp0Mx3RCnTWrM.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5jAzYu1dMEp0Mx3RCnTWrM
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xbeff1ee87f827b051840da1895231d98ff4fc5500f7814e2b4f48c915a8b024e","isrc":"JPU902202697","name":"心臓","registered_at":"2026-06-05T21:06:56Z","spotify_id":"5jAzYu1dMEp0Mx3RCnTWrM","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 0xbeff1ee87f827b051840da1895231d98ff4fc5500f7814e2b4f48c915a8b024e. 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/5jAzYu1dMEp0Mx3RCnTWrM.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/5jAzYu1dMEp0Mx3RCnTWrM.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0xbeff1ee87f827b051840da1895231d98ff4fc5500f7814e2b4f48c915a8b024e","isrc":"JPU902202697","name":"心臓","registered_at":"2026-06-05T21:06:56Z","spotify_id":"5jAzYu1dMEp0Mx3RCnTWrM","type":"track"}
track: EVIL
  type: MusicRecording
  duration: PT3M57S
  duration ms: 237266
  explicit: false
  by artist: Eir Aoi
  in album: 心臓
    type: MusicAlbum
    date published: 2022-10-19
  isrc code: JPU902202698
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T09:38:02+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x42b430aa7cbc4a4ca2cea801435e120d21dc5baadf2cc310a42b7d6688b83bbf
  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/2nx4oVjQGkB7oNESPflRl0.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2nx4oVjQGkB7oNESPflRl0
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  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 0x42b430aa7cbc4a4ca2cea801435e120d21dc5baadf2cc310a42b7d6688b83bbf. 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/2nx4oVjQGkB7oNESPflRl0.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/2nx4oVjQGkB7oNESPflRl0.
    date published: 2026-07-02T03:55:08Z
track: Dance with me
  type: MusicRecording
  duration: PT3M48S
  duration ms: 228360
  explicit: false
  by artist: Eir Aoi
  in album: 心臓
    type: MusicAlbum
    date published: 2022-10-19
  isrc code: JPU902202699
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T20:48:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0b8ac48339e165636bde0a0aabed97f60cff0435f6bcf123746a805079eb726f
  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/1G48etb0pwMYpqlCVpM955.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1G48etb0pwMYpqlCVpM955
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x0b8ac48339e165636bde0a0aabed97f60cff0435f6bcf123746a805079eb726f","isrc":"JPU902202699","name":"Dance with me","registered_at":"2026-06-26T20:48:51Z","spotify_id":"1G48etb0pwMYpqlCVpM955","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 0x0b8ac48339e165636bde0a0aabed97f60cff0435f6bcf123746a805079eb726f. 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/1G48etb0pwMYpqlCVpM955.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/1G48etb0pwMYpqlCVpM955.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x0b8ac48339e165636bde0a0aabed97f60cff0435f6bcf123746a805079eb726f","isrc":"JPU902202699","name":"Dance with me","registered_at":"2026-06-26T20:48:51Z","spotify_id":"1G48etb0pwMYpqlCVpM955","type":"track"}
track: 心臓 -Instrumental
  type: MusicRecording
  duration: PT3M34S
  duration ms: 214453
  explicit: false
  by artist: Eir Aoi
  in album: 心臓
    type: MusicAlbum
    date published: 2022-10-19
  isrc code: JPU902202700
track: EVIL -Instrumental
  type: MusicRecording
  duration: PT3M57S
  duration ms: 237266
  explicit: false
  by artist: Eir Aoi
  in album: 心臓
    type: MusicAlbum
    date published: 2022-10-19
track: Dance with me -Instrumental
  type: MusicRecording
  duration: PT3M46S
  duration ms: 226093
  explicit: false
  by artist: Eir Aoi
  in album: 心臓
    type: MusicAlbum
    date published: 2022-10-19

アトック (Live at Sony Music AnimeSongs ONLINE 2022)
type: MusicAlbum
date published: 2022-04-13
track: アトック - Live at Sony Music AnimeSongs ONLINE 2022
  type: MusicRecording
  duration: PT4M10S
  duration ms: 250914
  explicit: false
  by artist: Eir Aoi
  in album: アトック (Live at Sony Music AnimeSongs ONLINE 2022)
    type: MusicAlbum
    date published: 2022-04-13
  isrc code: JPU902200969

INNOCENCE (Live at Sony Music AnimeSongs ONLINE 2022)
type: MusicAlbum
date published: 2022-04-13
track: INNOCENCE - Live at Sony Music AnimeSongs ONLINE 2022
  type: MusicRecording
  duration: PT4M44S
  duration ms: 284537
  explicit: false
  by artist: Eir Aoi
  in album: INNOCENCE (Live at Sony Music AnimeSongs ONLINE 2022)
    type: MusicAlbum
    date published: 2022-04-13
  isrc code: JPU902200972

PHOENIX PRAYER -special edition
type: MusicAlbum
date published: 2022-02-16
track: PHOENIX PRAYER
  type: MusicRecording
  duration: PT4M14S
  duration ms: 254573
  explicit: false
  by artist: Eir Aoi
  in album: PHOENIX PRAYER -special edition
    type: MusicAlbum
    date published: 2022-02-16
  isrc code: JPU902105039
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T02:07:22+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4b296c5869cd76fb6352c32d9d65fa3641ad66deb44e3254b916ee9c848b6630
  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/2AEDg2X7SicCs1udDuMVrH.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2AEDg2X7SicCs1udDuMVrH
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x4b296c5869cd76fb6352c32d9d65fa3641ad66deb44e3254b916ee9c848b6630","isrc":"JPU902105039","name":"PHOENIX PRAYER","registered_at":"2026-06-10T02:07:22Z","spotify_id":"2AEDg2X7SicCs1udDuMVrH","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 0x4b296c5869cd76fb6352c32d9d65fa3641ad66deb44e3254b916ee9c848b6630. 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/2AEDg2X7SicCs1udDuMVrH.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/2AEDg2X7SicCs1udDuMVrH.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x4b296c5869cd76fb6352c32d9d65fa3641ad66deb44e3254b916ee9c848b6630","isrc":"JPU902105039","name":"PHOENIX PRAYER","registered_at":"2026-06-10T02:07:22Z","spotify_id":"2AEDg2X7SicCs1udDuMVrH","type":"track"}
track: 蝋燭メトロノーム
  type: MusicRecording
  duration: PT4M22S
  duration ms: 262746
  explicit: false
  by artist: Eir Aoi
  in album: PHOENIX PRAYER -special edition
    type: MusicAlbum
    date published: 2022-02-16
  isrc code: JPU902200001
track: Discord
  type: MusicRecording
  duration: PT4M32S
  duration ms: 272480
  explicit: false
  by artist: Eir Aoi
  in album: PHOENIX PRAYER -special edition
    type: MusicAlbum
    date published: 2022-02-16
  isrc code: JPU902200002
track: PHOENIX PRAYER -TV size ver-
  type: MusicRecording
  duration: PT1M29S
  duration ms: 89000
  explicit: false
  by artist: Eir Aoi
  in album: PHOENIX PRAYER -special edition
    type: MusicAlbum
    date published: 2022-02-16
  isrc code: JPU902105040
track: PHOENIX PRAYER -Instrumental-
  type: MusicRecording
  duration: PT4M13S
  duration ms: 253266
  explicit: false
  by artist: Eir Aoi
  in album: PHOENIX PRAYER -special edition
    type: MusicAlbum
    date published: 2022-02-16

PHOENIX PRAYER
type: MusicAlbum
date published: 2022-01-08
track: PHOENIX PRAYER
  type: MusicRecording
  duration: PT4M12S
  duration ms: 252775
  explicit: false
  by artist: Eir Aoi
  in album: PHOENIX PRAYER
    type: MusicAlbum
    date published: 2022-01-08
  isrc code: JPU902105039
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T02:07:22+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4b296c5869cd76fb6352c32d9d65fa3641ad66deb44e3254b916ee9c848b6630
  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/034PmlTJzGmjITEBl80ya8.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/034PmlTJzGmjITEBl80ya8
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x4b296c5869cd76fb6352c32d9d65fa3641ad66deb44e3254b916ee9c848b6630","isrc":"JPU902105039","name":"PHOENIX PRAYER","registered_at":"2026-06-10T02:07:22Z","spotify_id":"034PmlTJzGmjITEBl80ya8","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 0x4b296c5869cd76fb6352c32d9d65fa3641ad66deb44e3254b916ee9c848b6630. 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/034PmlTJzGmjITEBl80ya8.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/034PmlTJzGmjITEBl80ya8.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x4b296c5869cd76fb6352c32d9d65fa3641ad66deb44e3254b916ee9c848b6630","isrc":"JPU902105039","name":"PHOENIX PRAYER","registered_at":"2026-06-10T02:07:22Z","spotify_id":"034PmlTJzGmjITEBl80ya8","type":"track"}

アトック
type: MusicAlbum
date published: 2021-08-04
track: アトック
  type: MusicRecording
  duration: PT4M12S
  duration ms: 252733
  explicit: false
  by artist: Eir Aoi
  in album: アトック
    type: MusicAlbum
    date published: 2021-08-04
  isrc code: JPU902101232
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-23T01:50:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8a9292c421c391080c594b1ecd9615f38e74c8a484467ec69b25270643ccebda
  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/5eoNrue5K5aIlAlOPDSMBT.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5eoNrue5K5aIlAlOPDSMBT
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x8a9292c421c391080c594b1ecd9615f38e74c8a484467ec69b25270643ccebda","isrc":"JPU902101232","name":"アトック","registered_at":"2026-06-23T01:50:55Z","spotify_id":"5eoNrue5K5aIlAlOPDSMBT","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 0x8a9292c421c391080c594b1ecd9615f38e74c8a484467ec69b25270643ccebda. 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/5eoNrue5K5aIlAlOPDSMBT.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/5eoNrue5K5aIlAlOPDSMBT.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x8a9292c421c391080c594b1ecd9615f38e74c8a484467ec69b25270643ccebda","isrc":"JPU902101232","name":"アトック","registered_at":"2026-06-23T01:50:55Z","spotify_id":"5eoNrue5K5aIlAlOPDSMBT","type":"track"}
track: 金魚草
  type: MusicRecording
  duration: PT4M12S
  duration ms: 252066
  explicit: false
  by artist: Eir Aoi
  in album: アトック
    type: MusicAlbum
    date published: 2021-08-04
  isrc code: JPU902101653
track: 僕が死のうと思ったのは
  type: MusicRecording
  duration: PT6M23S
  duration ms: 383546
  explicit: false
  by artist: Eir Aoi
  in album: アトック
    type: MusicAlbum
    date published: 2021-08-04
  isrc code: JPU902101654
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-20T00:05:44+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd124a24cf285461203ec8cd665477874df4cd2278278ae29d4c858f713bb38b0
  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/0QGDmJCe9mZOe2YXVOjqTs.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0QGDmJCe9mZOe2YXVOjqTs
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xd124a24cf285461203ec8cd665477874df4cd2278278ae29d4c858f713bb38b0","isrc":"JPU902101654","name":"僕が死のうと思ったのは","registered_at":"2026-06-20T00:05:44Z","spotify_id":"0QGDmJCe9mZOe2YXVOjqTs","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 0xd124a24cf285461203ec8cd665477874df4cd2278278ae29d4c858f713bb38b0. 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/0QGDmJCe9mZOe2YXVOjqTs.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/0QGDmJCe9mZOe2YXVOjqTs.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0xd124a24cf285461203ec8cd665477874df4cd2278278ae29d4c858f713bb38b0","isrc":"JPU902101654","name":"僕が死のうと思ったのは","registered_at":"2026-06-20T00:05:44Z","spotify_id":"0QGDmJCe9mZOe2YXVOjqTs","type":"track"}
track: アトック - Instrumental
  type: MusicRecording
  duration: PT4M11S
  duration ms: 251466
  explicit: false
  by artist: Eir Aoi
  in album: アトック
    type: MusicAlbum
    date published: 2021-08-04

鼓動
type: MusicAlbum
date published: 2021-06-16
track: 鼓動
  type: MusicRecording
  duration: PT4M5S
  duration ms: 245453
  explicit: false
  by artist: Eir Aoi
  in album: 鼓動
    type: MusicAlbum
    date published: 2021-06-16
  isrc code: JPU902100723
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T18:02:31+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x58178878f74159f56803cbe0c436771b9ca8046fd9c0fc0716c1e90aaa9dc86a
  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/31mjMIMFi1g59txPnCX4PU.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/31mjMIMFi1g59txPnCX4PU
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x58178878f74159f56803cbe0c436771b9ca8046fd9c0fc0716c1e90aaa9dc86a","isrc":"JPU902100723","name":"鼓動","registered_at":"2026-06-21T18:02:31Z","spotify_id":"31mjMIMFi1g59txPnCX4PU","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 0x58178878f74159f56803cbe0c436771b9ca8046fd9c0fc0716c1e90aaa9dc86a. 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/31mjMIMFi1g59txPnCX4PU.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/31mjMIMFi1g59txPnCX4PU.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x58178878f74159f56803cbe0c436771b9ca8046fd9c0fc0716c1e90aaa9dc86a","isrc":"JPU902100723","name":"鼓動","registered_at":"2026-06-21T18:02:31Z","spotify_id":"31mjMIMFi1g59txPnCX4PU","type":"track"}
track: Contradiction
  type: MusicRecording
  duration: PT4M36S
  duration ms: 276960
  explicit: false
  by artist: Eir Aoi
  in album: 鼓動
    type: MusicAlbum
    date published: 2021-06-16
  isrc code: JPU902101079
track: 鼓動 -Acoustic ver.-
  type: MusicRecording
  duration: PT4M29S
  duration ms: 269800
  explicit: false
  by artist: Eir Aoi
  in album: 鼓動
    type: MusicAlbum
    date published: 2021-06-16
  isrc code: JPU902101080
track: 鼓動 -Instrumental-
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243173
  explicit: false
  by artist: Eir Aoi
  in album: 鼓動
    type: MusicAlbum
    date published: 2021-06-16

IGNITE - From THE FIRST TAKE
type: MusicAlbum
date published: 2020-12-25
track: IGNITE - From THE FIRST TAKE
  type: MusicRecording
  duration: PT3M47S
  duration ms: 227860
  explicit: false
  by artist: Eir Aoi
  in album: IGNITE - From THE FIRST TAKE
    type: MusicAlbum
    date published: 2020-12-25
  isrc code: JPU902003249
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T07:02:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5ba1ca3d5596f05abe962c606879f02c14d690e7b649db36e02b09844ce77026
  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/4qmwZ4Oz91csLaJd3zVFaR.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4qmwZ4Oz91csLaJd3zVFaR
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x5ba1ca3d5596f05abe962c606879f02c14d690e7b649db36e02b09844ce77026","isrc":"JPU902003249","name":"IGNITE - From THE FIRST TAKE","registered_at":"2026-06-09T07:02:50Z","spotify_id":"4qmwZ4Oz91csLaJd3zVFaR","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 0x5ba1ca3d5596f05abe962c606879f02c14d690e7b649db36e02b09844ce77026. 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/4qmwZ4Oz91csLaJd3zVFaR.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/4qmwZ4Oz91csLaJd3zVFaR.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x5ba1ca3d5596f05abe962c606879f02c14d690e7b649db36e02b09844ce77026","isrc":"JPU902003249","name":"IGNITE - From THE FIRST TAKE","registered_at":"2026-06-09T07:02:50Z","spotify_id":"4qmwZ4Oz91csLaJd3zVFaR","type":"track"}

I will... - From THE FIRST TAKE
type: MusicAlbum
date published: 2020-12-25
track: I will... - From THE FIRST TAKE
  type: MusicRecording
  duration: PT4M56S
  duration ms: 296606
  explicit: false
  by artist: Eir Aoi
  in album: I will... - From THE FIRST TAKE
    type: MusicAlbum
    date published: 2020-12-25
  isrc code: JPU902003250
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T14:37:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9809a1d2404209cdfa1863b7d7173680a3df3e405489613cc9f73fd9e9a8e2d6
  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/4Xh3smw8wPjPaInKHch1a3.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4Xh3smw8wPjPaInKHch1a3
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x9809a1d2404209cdfa1863b7d7173680a3df3e405489613cc9f73fd9e9a8e2d6","isrc":"JPU902003250","name":"I will... - From THE FIRST TAKE","registered_at":"2026-06-18T14:37:55Z","spotify_id":"4Xh3smw8wPjPaInKHch1a3","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 0x9809a1d2404209cdfa1863b7d7173680a3df3e405489613cc9f73fd9e9a8e2d6. 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/4Xh3smw8wPjPaInKHch1a3.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/4Xh3smw8wPjPaInKHch1a3.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x9809a1d2404209cdfa1863b7d7173680a3df3e405489613cc9f73fd9e9a8e2d6","isrc":"JPU902003250","name":"I will... - From THE FIRST TAKE","registered_at":"2026-06-18T14:37:55Z","spotify_id":"4Xh3smw8wPjPaInKHch1a3","type":"track"}

I will...
type: MusicAlbum
date published: 2020-08-12
track: I will...
  type: MusicRecording
  duration: PT4M34S
  duration ms: 274320
  explicit: false
  by artist: Eir Aoi
  in album: I will...
    type: MusicAlbum
    date published: 2020-08-12
  isrc code: JPU902001099
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T16:15:01+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe273d520fb2c9cc8b6ec2166510eb431da41e8f11067b6b67396cbcf46a5a4ad
  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/2BTIKSOhf3X8OA3LWbFW2U.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2BTIKSOhf3X8OA3LWbFW2U
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xe273d520fb2c9cc8b6ec2166510eb431da41e8f11067b6b67396cbcf46a5a4ad","isrc":"JPU902001099","name":"I will...","registered_at":"2026-06-04T16:15:01Z","spotify_id":"2BTIKSOhf3X8OA3LWbFW2U","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 0xe273d520fb2c9cc8b6ec2166510eb431da41e8f11067b6b67396cbcf46a5a4ad. 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/2BTIKSOhf3X8OA3LWbFW2U.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/2BTIKSOhf3X8OA3LWbFW2U.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0xe273d520fb2c9cc8b6ec2166510eb431da41e8f11067b6b67396cbcf46a5a4ad","isrc":"JPU902001099","name":"I will...","registered_at":"2026-06-04T16:15:01Z","spotify_id":"2BTIKSOhf3X8OA3LWbFW2U","type":"track"}
track: アンリアル トリップ
  type: MusicRecording
  duration: PT3M32S
  duration ms: 212706
  explicit: false
  by artist: Eir Aoi
  in album: I will...
    type: MusicAlbum
    date published: 2020-08-12
  isrc code: JPU902001740
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T20:50:49+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc05d0b4c8e317f98c3e525996c824b692019da84cc80ab48bdf1556a675a1d9e
  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/4MNiCR1cg8LOKV7k2F4v8U.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4MNiCR1cg8LOKV7k2F4v8U
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xc05d0b4c8e317f98c3e525996c824b692019da84cc80ab48bdf1556a675a1d9e","isrc":"JPU902001740","name":"アンリアル トリップ","registered_at":"2026-06-26T20:50:49Z","spotify_id":"4MNiCR1cg8LOKV7k2F4v8U","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 0xc05d0b4c8e317f98c3e525996c824b692019da84cc80ab48bdf1556a675a1d9e. 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/4MNiCR1cg8LOKV7k2F4v8U.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/4MNiCR1cg8LOKV7k2F4v8U.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0xc05d0b4c8e317f98c3e525996c824b692019da84cc80ab48bdf1556a675a1d9e","isrc":"JPU902001740","name":"アンリアル トリップ","registered_at":"2026-06-26T20:50:49Z","spotify_id":"4MNiCR1cg8LOKV7k2F4v8U","type":"track"}
track: MY JUDGEMENT
  type: MusicRecording
  duration: PT4M18S
  duration ms: 258773
  explicit: false
  by artist: Eir Aoi
  in album: I will...
    type: MusicAlbum
    date published: 2020-08-12
  isrc code: JPU902001741
track: I will... - Instrumental
  type: MusicRecording
  duration: PT4M33S
  duration ms: 273000
  explicit: false
  by artist: Eir Aoi
  in album: I will...
    type: MusicAlbum
    date published: 2020-08-12
  isrc code: JPU902001742

星が降るユメ
type: MusicAlbum
date published: 2019-11-27
track: 星が降るユメ
  type: MusicRecording
  duration: PT4M10S
  duration ms: 250106
  explicit: false
  by artist: Eir Aoi
  in album: 星が降るユメ
    type: MusicAlbum
    date published: 2019-11-27
  isrc code: JPU901902404
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T09:59:31+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1cff4f28de3738972c7400dad0e719f447da9d237be1211f56f107d8182397ab
  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/1tsHgDDNkX2eUBvh8hTDhL.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1tsHgDDNkX2eUBvh8hTDhL
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x1cff4f28de3738972c7400dad0e719f447da9d237be1211f56f107d8182397ab","isrc":"JPU901902404","name":"星が降るユメ","registered_at":"2026-06-06T09:59:31Z","spotify_id":"1tsHgDDNkX2eUBvh8hTDhL","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 0x1cff4f28de3738972c7400dad0e719f447da9d237be1211f56f107d8182397ab. 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/1tsHgDDNkX2eUBvh8hTDhL.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/1tsHgDDNkX2eUBvh8hTDhL.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x1cff4f28de3738972c7400dad0e719f447da9d237be1211f56f107d8182397ab","isrc":"JPU901902404","name":"星が降るユメ","registered_at":"2026-06-06T09:59:31Z","spotify_id":"1tsHgDDNkX2eUBvh8hTDhL","type":"track"}
track: インサイド・デジタリィ
  type: MusicRecording
  duration: PT3M49S
  duration ms: 229226
  explicit: false
  by artist: Eir Aoi
  in album: 星が降るユメ
    type: MusicAlbum
    date published: 2019-11-27
  isrc code: JPU901902822
track: Story
  type: MusicRecording
  duration: PT4M31S
  duration ms: 271880
  explicit: false
  by artist: Eir Aoi
  in album: 星が降るユメ
    type: MusicAlbum
    date published: 2019-11-27
  isrc code: JPU901902823
track: 星が降るユメ Instrumental
  type: MusicRecording
  duration: PT4M8S
  duration ms: 248866
  explicit: false
  by artist: Eir Aoi
  in album: 星が降るユメ
    type: MusicAlbum
    date published: 2019-11-27
  isrc code: JPU901902824

月を追う真夜中
type: MusicAlbum
date published: 2019-08-28
track: 月を追う真夜中
  type: MusicRecording
  duration: PT4M16S
  duration ms: 256680
  explicit: false
  by artist: Eir Aoi
  in album: 月を追う真夜中
    type: MusicAlbum
    date published: 2019-08-28
  isrc code: JPU901901567
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T12:57:38+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf6f360a101fd30cfdbaddafe98d8318680638e23f85fd927de79369b9ef50e1f
  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/44nPRe9D8i3BJiTcxYyfp3.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/44nPRe9D8i3BJiTcxYyfp3
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xf6f360a101fd30cfdbaddafe98d8318680638e23f85fd927de79369b9ef50e1f","isrc":"JPU901901567","name":"月を追う真夜中","registered_at":"2026-06-07T12:57:38Z","spotify_id":"44nPRe9D8i3BJiTcxYyfp3","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 0xf6f360a101fd30cfdbaddafe98d8318680638e23f85fd927de79369b9ef50e1f. 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/44nPRe9D8i3BJiTcxYyfp3.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/44nPRe9D8i3BJiTcxYyfp3.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0xf6f360a101fd30cfdbaddafe98d8318680638e23f85fd927de79369b9ef50e1f","isrc":"JPU901901567","name":"月を追う真夜中","registered_at":"2026-06-07T12:57:38Z","spotify_id":"44nPRe9D8i3BJiTcxYyfp3","type":"track"}
track: voyage
  type: MusicRecording
  duration: PT3M54S
  duration ms: 234493
  explicit: false
  by artist: Eir Aoi
  in album: 月を追う真夜中
    type: MusicAlbum
    date published: 2019-08-28
  isrc code: JPU901901979
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T20:52:53+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7d4ff0c026ffb5b2801d9ee85f509eb0c93694e4a15d0e81252e95b00d3392b7
  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/24YfanRK2EjpJ18WZjWShs.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/24YfanRK2EjpJ18WZjWShs
  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 0x7d4ff0c026ffb5b2801d9ee85f509eb0c93694e4a15d0e81252e95b00d3392b7. 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/24YfanRK2EjpJ18WZjWShs.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/24YfanRK2EjpJ18WZjWShs.
    date published: 2026-07-02T05:09:12Z
track: ヒトリトヒトリ
  type: MusicRecording
  duration: PT4M39S
  duration ms: 279866
  explicit: false
  by artist: Eir Aoi
  in album: 月を追う真夜中
    type: MusicAlbum
    date published: 2019-08-28
  isrc code: JPU901901980
track: 月を追う真夜中 -Instrumental-
  type: MusicRecording
  duration: PT4M15S
  duration ms: 255386
  explicit: false
  by artist: Eir Aoi
  in album: 月を追う真夜中
    type: MusicAlbum
    date published: 2019-08-28

UNLIMITED
type: MusicAlbum
date published: 2019-03-18
track: UNLIMITED
  type: MusicRecording
  duration: PT4M36S
  duration ms: 276253
  explicit: false
  by artist: Eir Aoi
  in album: UNLIMITED
    type: MusicAlbum
    date published: 2019-03-18
  isrc code: JPU901900664
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T22:05:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x234a3b796adb4b863b8ea2aa9b85983e4aaf3b6fceeae3daf3b6d88fd5fc5d89
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957145
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957145
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4bryv6iEbrpZjZpk2W4Ahx.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4bryv6iEbrpZjZpk2W4Ahx
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T08:56:20Z
  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 0x234a3b796adb4b863b8ea2aa9b85983e4aaf3b6fceeae3daf3b6d88fd5fc5d89. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4bryv6iEbrpZjZpk2W4Ahx.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/4bryv6iEbrpZjZpk2W4Ahx.
    date published: 2026-07-08T08:56:20Z

アイリス
type: MusicAlbum
date published: 2018-10-24
track: アイリス
  type: MusicRecording
  duration: PT4M7S
  duration ms: 247426
  explicit: false
  by artist: Eir Aoi
  in album: アイリス
    type: MusicAlbum
    date published: 2018-10-24
  isrc code: JPU901802940
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T09:08:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2aaeab973e3728a700a29c631f52208a07fe07e01ef8c948a32cc5708869b9c5
  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/5CaIWDtolKHAAlI6JxMbVN.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5CaIWDtolKHAAlI6JxMbVN
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x2aaeab973e3728a700a29c631f52208a07fe07e01ef8c948a32cc5708869b9c5","isrc":"JPU901802940","name":"アイリス","registered_at":"2026-06-04T09:08:11Z","spotify_id":"5CaIWDtolKHAAlI6JxMbVN","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 0x2aaeab973e3728a700a29c631f52208a07fe07e01ef8c948a32cc5708869b9c5. 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/5CaIWDtolKHAAlI6JxMbVN.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/5CaIWDtolKHAAlI6JxMbVN.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x2aaeab973e3728a700a29c631f52208a07fe07e01ef8c948a32cc5708869b9c5","isrc":"JPU901802940","name":"アイリス","registered_at":"2026-06-04T09:08:11Z","spotify_id":"5CaIWDtolKHAAlI6JxMbVN","type":"track"}
track: Daylight
  type: MusicRecording
  duration: PT4M12S
  duration ms: 252106
  explicit: false
  by artist: Eir Aoi
  in album: アイリス
    type: MusicAlbum
    date published: 2018-10-24
  isrc code: JPU901802941
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T14:41:06+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2b31deede901ce6a71ef228cec07fcd8f6bde15a9f78f37b42b01d1f5b54f065
  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/3QUcxSheSRbPD6mI91VwST.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3QUcxSheSRbPD6mI91VwST
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  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 0x2b31deede901ce6a71ef228cec07fcd8f6bde15a9f78f37b42b01d1f5b54f065. 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/3QUcxSheSRbPD6mI91VwST.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/3QUcxSheSRbPD6mI91VwST.
    date published: 2026-07-02T03:30:09Z
track: Liar
  type: MusicRecording
  duration: PT4M17S
  duration ms: 257933
  explicit: false
  by artist: Eir Aoi
  in album: アイリス
    type: MusicAlbum
    date published: 2018-10-24
  isrc code: JPU901802942
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-23T02:14:39+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5d23485fc3d5a9525b3b008f6a2e37910ff1956a3188853d3f6800edc9f34cdb
  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/2icFqeEOtiXscKh5FFyBVU.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2icFqeEOtiXscKh5FFyBVU
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  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 0x5d23485fc3d5a9525b3b008f6a2e37910ff1956a3188853d3f6800edc9f34cdb. 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/2icFqeEOtiXscKh5FFyBVU.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/2icFqeEOtiXscKh5FFyBVU.
    date published: 2026-07-02T03:55:08Z
track: アイリス -Instrumental-
  type: MusicRecording
  duration: PT4M6S
  duration ms: 246133
  explicit: false
  by artist: Eir Aoi
  in album: アイリス
    type: MusicAlbum
    date published: 2018-10-24
  isrc code: JPU901802943

流星 / 約束
type: MusicAlbum
date published: 2018-06-13
track: 流星
  type: MusicRecording
  duration: PT4M13S
  duration ms: 253413
  explicit: false
  by artist: Eir Aoi
  in album: 流星 / 約束
    type: MusicAlbum
    date published: 2018-06-13
  isrc code: JPU901801083
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T11:42:08+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb80905075c090fb467ee206f60edfe1b246aae6739b49f5b596beb15ab3c4563
  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/65nY6YE6AezagJqG3EUPua.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/65nY6YE6AezagJqG3EUPua
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xb80905075c090fb467ee206f60edfe1b246aae6739b49f5b596beb15ab3c4563","isrc":"JPU901801083","name":"流星","registered_at":"2026-06-04T11:42:08Z","spotify_id":"65nY6YE6AezagJqG3EUPua","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 0xb80905075c090fb467ee206f60edfe1b246aae6739b49f5b596beb15ab3c4563. 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/65nY6YE6AezagJqG3EUPua.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/65nY6YE6AezagJqG3EUPua.
    date published: 2026-07-02T03:30:09Z
    text: {"copyright_id":"0xb80905075c090fb467ee206f60edfe1b246aae6739b49f5b596beb15ab3c4563","isrc":"JPU901801083","name":"流星","registered_at":"2026-06-04T11:42:08Z","spotify_id":"65nY6YE6AezagJqG3EUPua","type":"track"}
track: 約束
  type: MusicRecording
  duration: PT4M47S
  duration ms: 287320
  explicit: false
  by artist: Eir Aoi
  in album: 流星 / 約束
    type: MusicAlbum
    date published: 2018-06-13
  isrc code: JPU901801084
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T11:26:59+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x61ec90912a33340973bc940dffb27d08b1c0315601b2e01606ea0b37798493d8
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956894
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956894
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6dpmhPZLxpYS1MILYevs5w.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6dpmhPZLxpYS1MILYevs5w
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-06T07:53:57Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x61ec90912a33340973bc940dffb27d08b1c0315601b2e01606ea0b37798493d8","isrc":"JPU901801084","name":"約束","registered_at":"2026-06-08T11:26:59Z","spotify_id":"6dpmhPZLxpYS1MILYevs5w","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 0x61ec90912a33340973bc940dffb27d08b1c0315601b2e01606ea0b37798493d8. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6dpmhPZLxpYS1MILYevs5w.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/6dpmhPZLxpYS1MILYevs5w.
    date published: 2026-07-06T07:53:57Z
    text: {"copyright_id":"0x61ec90912a33340973bc940dffb27d08b1c0315601b2e01606ea0b37798493d8","isrc":"JPU901801084","name":"約束","registered_at":"2026-06-08T11:26:59Z","spotify_id":"6dpmhPZLxpYS1MILYevs5w","type":"track"}
track: ヒトカケラの勇気
  type: MusicRecording
  duration: PT3M52S
  duration ms: 232026
  explicit: false
  by artist: Eir Aoi
  in album: 流星 / 約束
    type: MusicAlbum
    date published: 2018-06-13
  isrc code: JPU901801085
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-11T06:04:34+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6988944b7096a9cf5eabd2200d0bef9852301fd4a11668de94637fd6d96c6ed1
  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/1x6DIYGxyHTYUFgmGEd4Ey.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1x6DIYGxyHTYUFgmGEd4Ey
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x6988944b7096a9cf5eabd2200d0bef9852301fd4a11668de94637fd6d96c6ed1","isrc":"JPU901801085","name":"ヒトカケラの勇気","registered_at":"2026-06-11T06:04:34Z","spotify_id":"1x6DIYGxyHTYUFgmGEd4Ey","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 0x6988944b7096a9cf5eabd2200d0bef9852301fd4a11668de94637fd6d96c6ed1. 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/1x6DIYGxyHTYUFgmGEd4Ey.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/1x6DIYGxyHTYUFgmGEd4Ey.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x6988944b7096a9cf5eabd2200d0bef9852301fd4a11668de94637fd6d96c6ed1","isrc":"JPU901801085","name":"ヒトカケラの勇気","registered_at":"2026-06-11T06:04:34Z","spotify_id":"1x6DIYGxyHTYUFgmGEd4Ey","type":"track"}
track: 流星 -Instrumental-
  type: MusicRecording
  duration: PT4M11S
  duration ms: 251106
  explicit: false
  by artist: Eir Aoi
  in album: 流星 / 約束
    type: MusicAlbum
    date published: 2018-06-13
  isrc code: JPU901801086

翼
type: MusicAlbum
date published: 2016-07-20
track: 翼
  type: MusicRecording
  duration: PT3M24S
  duration ms: 204626
  explicit: false
  by artist: Eir Aoi
  in album: 翼
    type: MusicAlbum
    date published: 2016-07-20
  isrc code: JPU901601692
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T16:27:56+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x36d25a154dc615704923a642f4152d6f3378d458e475ab3d3df8f0bc4a165f5c
  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/6YOcFnrEyNPQKwivTsKlcW.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6YOcFnrEyNPQKwivTsKlcW
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x36d25a154dc615704923a642f4152d6f3378d458e475ab3d3df8f0bc4a165f5c","isrc":"JPU901601692","name":"翼","registered_at":"2026-06-05T16:27:56Z","spotify_id":"6YOcFnrEyNPQKwivTsKlcW","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 0x36d25a154dc615704923a642f4152d6f3378d458e475ab3d3df8f0bc4a165f5c. 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/6YOcFnrEyNPQKwivTsKlcW.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/6YOcFnrEyNPQKwivTsKlcW.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x36d25a154dc615704923a642f4152d6f3378d458e475ab3d3df8f0bc4a165f5c","isrc":"JPU901601692","name":"翼","registered_at":"2026-06-05T16:27:56Z","spotify_id":"6YOcFnrEyNPQKwivTsKlcW","type":"track"}
track: CARRY OUT
  type: MusicRecording
  duration: PT3M50S
  duration ms: 230053
  explicit: false
  by artist: Eir Aoi
  in album: 翼
    type: MusicAlbum
    date published: 2016-07-20
  isrc code: JPU901601693
track: 深い森
  type: MusicRecording
  duration: PT4M26S
  duration ms: 266400
  explicit: false
  by artist: Eir Aoi
  in album: 翼
    type: MusicAlbum
    date published: 2016-07-20
  isrc code: JPU901601694
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T06:58:03+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xdf2ba26e4b955b08be1d5e18ecd9419122468c8df290f93d245a2c7b59ed52ed
  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/0FQCrJ6j5ZDZ7od1TkMchk.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0FQCrJ6j5ZDZ7od1TkMchk
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xdf2ba26e4b955b08be1d5e18ecd9419122468c8df290f93d245a2c7b59ed52ed","isrc":"JPU901601694","name":"深い森","registered_at":"2026-06-09T06:58:03Z","spotify_id":"0FQCrJ6j5ZDZ7od1TkMchk","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 0xdf2ba26e4b955b08be1d5e18ecd9419122468c8df290f93d245a2c7b59ed52ed. 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/0FQCrJ6j5ZDZ7od1TkMchk.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/0FQCrJ6j5ZDZ7od1TkMchk.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0xdf2ba26e4b955b08be1d5e18ecd9419122468c8df290f93d245a2c7b59ed52ed","isrc":"JPU901601694","name":"深い森","registered_at":"2026-06-09T06:58:03Z","spotify_id":"0FQCrJ6j5ZDZ7od1TkMchk","type":"track"}
track: 翼 -Instrumental-
  type: MusicRecording
  duration: PT3M23S
  duration ms: 203373
  explicit: false
  by artist: Eir Aoi
  in album: 翼
    type: MusicAlbum
    date published: 2016-07-20

アクセンティア
type: MusicAlbum
date published: 2016-03-02
track: アクセンティア
  type: MusicRecording
  duration: PT4M36S
  duration ms: 276826
  explicit: false
  by artist: Eir Aoi
  in album: アクセンティア
    type: MusicAlbum
    date published: 2016-03-02
  isrc code: JPU901600231
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T03:40:26+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x03c4b016316200d2a71d607f1f69d6b32d64a31af128a99f53e11bad8c960dfa
  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/2X85H4x6eMhhtkY3TRmYOI.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2X85H4x6eMhhtkY3TRmYOI
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x03c4b016316200d2a71d607f1f69d6b32d64a31af128a99f53e11bad8c960dfa","isrc":"JPU901600231","name":"アクセンティア","registered_at":"2026-06-08T03:40:26Z","spotify_id":"2X85H4x6eMhhtkY3TRmYOI","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 0x03c4b016316200d2a71d607f1f69d6b32d64a31af128a99f53e11bad8c960dfa. 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/2X85H4x6eMhhtkY3TRmYOI.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/2X85H4x6eMhhtkY3TRmYOI.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x03c4b016316200d2a71d607f1f69d6b32d64a31af128a99f53e11bad8c960dfa","isrc":"JPU901600231","name":"アクセンティア","registered_at":"2026-06-08T03:40:26Z","spotify_id":"2X85H4x6eMhhtkY3TRmYOI","type":"track"}
track: Close Friend
  type: MusicRecording
  duration: PT4M29S
  duration ms: 269253
  explicit: false
  by artist: Eir Aoi
  in album: アクセンティア
    type: MusicAlbum
    date published: 2016-03-02
  isrc code: JPU901600253
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-20T04:31:15+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb7a4e68a9caf9bcb1beefd6c7236acf79e8170daba0f35ad5ec8c22e2b0935ee
  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/0S58WfNGli8Ik6pxCbXowy.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0S58WfNGli8Ik6pxCbXowy
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xb7a4e68a9caf9bcb1beefd6c7236acf79e8170daba0f35ad5ec8c22e2b0935ee","isrc":"JPU901600253","name":"Close Friend","registered_at":"2026-06-20T04:31:15Z","spotify_id":"0S58WfNGli8Ik6pxCbXowy","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 0xb7a4e68a9caf9bcb1beefd6c7236acf79e8170daba0f35ad5ec8c22e2b0935ee. 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/0S58WfNGli8Ik6pxCbXowy.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/0S58WfNGli8Ik6pxCbXowy.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0xb7a4e68a9caf9bcb1beefd6c7236acf79e8170daba0f35ad5ec8c22e2b0935ee","isrc":"JPU901600253","name":"Close Friend","registered_at":"2026-06-20T04:31:15Z","spotify_id":"0S58WfNGli8Ik6pxCbXowy","type":"track"}
track: 春〜spring〜
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264240
  explicit: false
  by artist: Eir Aoi
  in album: アクセンティア
    type: MusicAlbum
    date published: 2016-03-02
  isrc code: JPU901600254
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T12:56:56+00:00
track: アクセンティア Instrumental
  type: MusicRecording
  duration: PT4M35S
  duration ms: 275573
  explicit: false
  by artist: Eir Aoi
  in album: アクセンティア
    type: MusicAlbum
    date published: 2016-03-02
  isrc code: JPU901600255

シューゲイザー
type: MusicAlbum
date published: 2015-10-28
track: シューゲイザー
  type: MusicRecording
  duration: PT4M5S
  duration ms: 245773
  explicit: false
  by artist: Eir Aoi
  in album: シューゲイザー
    type: MusicAlbum
    date published: 2015-10-28
  isrc code: JPU901502907
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T16:48:12+00:00
track: HaNaZaKaRi
  type: MusicRecording
  duration: PT3M57S
  duration ms: 237186
  explicit: false
  by artist: Eir Aoi
  in album: シューゲイザー
    type: MusicAlbum
    date published: 2015-10-28
  isrc code: JPU901502909
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-11T02:56:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x65987308690362d3f2e1b6e32c53a8aaa50af0003157edd5667af3294cfde411
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957120
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957120
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1bnFdVJp8tIk58kMoizgLD.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1bnFdVJp8tIk58kMoizgLD
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:22:41Z
  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 0x65987308690362d3f2e1b6e32c53a8aaa50af0003157edd5667af3294cfde411. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1bnFdVJp8tIk58kMoizgLD.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/1bnFdVJp8tIk58kMoizgLD.
    date published: 2026-07-08T03:22:41Z
track: 騙された羊
  type: MusicRecording
  duration: PT4M56S
  duration ms: 296093
  explicit: false
  by artist: Eir Aoi
  in album: シューゲイザー
    type: MusicAlbum
    date published: 2015-10-28
  isrc code: JPU901502908
track: シューゲイザー（Instrumental）
  type: MusicRecording
  duration: PT4M2S
  duration ms: 242520
  explicit: false
  by artist: Eir Aoi
  in album: シューゲイザー
    type: MusicAlbum
    date published: 2015-10-28

Bright Future
type: MusicAlbum
date published: 2015-05-20
track: Bright Future
  type: MusicRecording
  duration: PT4M56S
  duration ms: 296542
  explicit: false
  by artist: Eir Aoi
  in album: Bright Future
    type: MusicAlbum
    date published: 2015-05-20
  isrc code: JPU901501423

ラピスラズリ
type: MusicAlbum
date published: 2015-04-22
track: ラピスラズリ
  type: MusicRecording
  duration: PT4M0S
  duration ms: 240146
  explicit: false
  by artist: Eir Aoi
  in album: ラピスラズリ
    type: MusicAlbum
    date published: 2015-04-22
  isrc code: JPU901500781
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T13:11:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x84fbf29d775e26cb6e0f3ab5dd393454220f144adbf514e37c18aa1b4bc17a4d
  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/3hVrXI22rHjP3ppXBV5uFr.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3hVrXI22rHjP3ppXBV5uFr
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x84fbf29d775e26cb6e0f3ab5dd393454220f144adbf514e37c18aa1b4bc17a4d","isrc":"JPU901500781","name":"ラピスラズリ","registered_at":"2026-06-04T13:11:50Z","spotify_id":"3hVrXI22rHjP3ppXBV5uFr","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 0x84fbf29d775e26cb6e0f3ab5dd393454220f144adbf514e37c18aa1b4bc17a4d. 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/3hVrXI22rHjP3ppXBV5uFr.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/3hVrXI22rHjP3ppXBV5uFr.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x84fbf29d775e26cb6e0f3ab5dd393454220f144adbf514e37c18aa1b4bc17a4d","isrc":"JPU901500781","name":"ラピスラズリ","registered_at":"2026-06-04T13:11:50Z","spotify_id":"3hVrXI22rHjP3ppXBV5uFr","type":"track"}
track: 空蝉アルティメット
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243360
  explicit: false
  by artist: Eir Aoi
  in album: ラピスラズリ
    type: MusicAlbum
    date published: 2015-04-22
  isrc code: JPU901501025
track: リンドウの花
  type: MusicRecording
  duration: PT4M45S
  duration ms: 285026
  explicit: false
  by artist: Eir Aoi
  in album: ラピスラズリ
    type: MusicAlbum
    date published: 2015-04-22
  isrc code: JPU901501026
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T14:38:40+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x95f31eaa9c179bb111d4f69f5754bf1cfc0c18e10627863e2c6b8816814a0272
  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/3jfBeW2K8C2Fer7Eu3Reef.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3jfBeW2K8C2Fer7Eu3Reef
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x95f31eaa9c179bb111d4f69f5754bf1cfc0c18e10627863e2c6b8816814a0272","isrc":"JPU901501026","name":"リンドウの花","registered_at":"2026-06-18T14:38:40Z","spotify_id":"3jfBeW2K8C2Fer7Eu3Reef","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 0x95f31eaa9c179bb111d4f69f5754bf1cfc0c18e10627863e2c6b8816814a0272. 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/3jfBeW2K8C2Fer7Eu3Reef.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/3jfBeW2K8C2Fer7Eu3Reef.
    date published: 2026-07-02T03:30:09Z
    text: {"copyright_id":"0x95f31eaa9c179bb111d4f69f5754bf1cfc0c18e10627863e2c6b8816814a0272","isrc":"JPU901501026","name":"リンドウの花","registered_at":"2026-06-18T14:38:40Z","spotify_id":"3jfBeW2K8C2Fer7Eu3Reef","type":"track"}
track: ラピスラズリ （Instrumental)
  type: MusicRecording
  duration: PT3M57S
  duration ms: 237893
  explicit: false
  by artist: Eir Aoi
  in album: ラピスラズリ
    type: MusicAlbum
    date published: 2015-04-22
  isrc code: JPU901501027

シンシアの光
type: MusicAlbum
date published: 2015-03-25
track: シンシアの光
  type: MusicRecording
  duration: PT4M16S
  duration ms: 256433
  explicit: false
  by artist: Eir Aoi
  in album: シンシアの光
    type: MusicAlbum
    date published: 2015-03-25
  isrc code: JPU901500782
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T12:10:32+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc35a51fed92bbcb2212248340c42fce70a022e849e7e0bef20e9cf486cade7bc
  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/7FgsNcwc0tZehdgtVISrNL.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7FgsNcwc0tZehdgtVISrNL
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xc35a51fed92bbcb2212248340c42fce70a022e849e7e0bef20e9cf486cade7bc","isrc":"JPU901500782","name":"シンシアの光","registered_at":"2026-06-05T12:10:32Z","spotify_id":"7FgsNcwc0tZehdgtVISrNL","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 0xc35a51fed92bbcb2212248340c42fce70a022e849e7e0bef20e9cf486cade7bc. 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/7FgsNcwc0tZehdgtVISrNL.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/7FgsNcwc0tZehdgtVISrNL.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0xc35a51fed92bbcb2212248340c42fce70a022e849e7e0bef20e9cf486cade7bc","isrc":"JPU901500782","name":"シンシアの光","registered_at":"2026-06-05T12:10:32Z","spotify_id":"7FgsNcwc0tZehdgtVISrNL","type":"track"}

POLYHEDRA
type: MusicAlbum
date published: 2024-11-30
track: POLYHEDRA
  type: MusicRecording
  duration: PT3M30S
  duration ms: 210214
  explicit: false
  by artist: Eir Aoi
  in album: POLYHEDRA
    type: MusicAlbum
    date published: 2024-11-30
  isrc code: TCJPC2481345
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T14:41:30+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1885abe7a9b909b01a2d0e65c97cea679c37156373547eb9bde0c0c46098a84f
  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/650kRgThSnER37hsNgsOZT.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/650kRgThSnER37hsNgsOZT
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  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 0x1885abe7a9b909b01a2d0e65c97cea679c37156373547eb9bde0c0c46098a84f. 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/650kRgThSnER37hsNgsOZT.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/650kRgThSnER37hsNgsOZT.
    date published: 2026-07-02T03:30:09Z

INNOCENCE
type: MusicRecording
duration: PT4M37S
duration ms: 277320
explicit: false
by artist: Eir Aoi
in album: BLAU
  type: MusicAlbum
  date published: 2013-01-30
isrc code: JPU901201421
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T05:01:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd35771d180c9dd0cca01f0032a5a7e524eb3eb1c012a7c1d4ccfa2afea579c7f
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/0N63llGavaESfPRIZkDkvL.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0N63llGavaESfPRIZkDkvL
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 0xd35771d180c9dd0cca01f0032a5a7e524eb3eb1c012a7c1d4ccfa2afea579c7f. 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/0N63llGavaESfPRIZkDkvL.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/0N63llGavaESfPRIZkDkvL.
  date published: 2026-06-13T15:41:10Z

シリウス
type: MusicRecording
duration: PT4M24S
duration ms: 264360
explicit: false
by artist: Eir Aoi
in album: AUBE
  type: MusicAlbum
  date published: 2014-01-29
isrc code: JPU901301234
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T12:19:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3d0d6abf656eb5fb07f67b03b1786859a821c5e4117e2b0328511e4faec800d2
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/5OCVWpORIRjRU12dHocyDa.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5OCVWpORIRjRU12dHocyDa
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3d0d6abf656eb5fb07f67b03b1786859a821c5e4117e2b0328511e4faec800d2","isrc":"JPU901301234","name":"シリウス","registered_at":"2026-06-04T12:19:41Z","spotify_id":"5OCVWpORIRjRU12dHocyDa","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 0x3d0d6abf656eb5fb07f67b03b1786859a821c5e4117e2b0328511e4faec800d2. 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/5OCVWpORIRjRU12dHocyDa.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/5OCVWpORIRjRU12dHocyDa.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x3d0d6abf656eb5fb07f67b03b1786859a821c5e4117e2b0328511e4faec800d2","isrc":"JPU901301234","name":"シリウス","registered_at":"2026-06-04T12:19:41Z","spotify_id":"5OCVWpORIRjRU12dHocyDa","type":"track"}

MEMORIA
type: MusicRecording
duration: PT4M48S
duration ms: 288173
explicit: false
by artist: Eir Aoi
in album: BLAU
  type: MusicAlbum
  date published: 2013-01-30
isrc code: JPU901100841
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T11:35:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8f080dfedbab7d204a3b87ae9a8ed7f93dad32023c88cf4d58bb435e16a23b6d
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/6qpGlLv9MHaChP5hEx6Pni.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6qpGlLv9MHaChP5hEx6Pni
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 0x8f080dfedbab7d204a3b87ae9a8ed7f93dad32023c88cf4d58bb435e16a23b6d. 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/6qpGlLv9MHaChP5hEx6Pni.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/6qpGlLv9MHaChP5hEx6Pni.
  date published: 2026-06-13T12:47:07Z

AURORA
type: MusicRecording
duration: PT4M20S
duration ms: 260693
explicit: false
by artist: Eir Aoi
in album: BLAU
  type: MusicAlbum
  date published: 2013-01-30
isrc code: JPU901201005
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T12:08:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb3ba2cc78e5c319394132295d83d3fb0b5fb0125c675ee4e425b69fda4e4c941
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/1j8GsYtk19jz7rtGdKuFYM.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1j8GsYtk19jz7rtGdKuFYM
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 0xb3ba2cc78e5c319394132295d83d3fb0b5fb0125c675ee4e425b69fda4e4c941. 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/1j8GsYtk19jz7rtGdKuFYM.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/1j8GsYtk19jz7rtGdKuFYM.
  date published: 2026-06-13T12:47:07Z

虹の音
type: MusicRecording
duration: PT4M51S
duration ms: 291093
explicit: false
by artist: Eir Aoi
in album: AUBE
  type: MusicAlbum
  date published: 2014-01-29
isrc code: JPU901301295
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T10:02:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8a267be3904088b6998ef7dbbd4ed7c62405520e58e5eaf7711e68a754444320
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/0PQjMVtI9hNKKf7rOyV94S.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0PQjMVtI9hNKKf7rOyV94S
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8a267be3904088b6998ef7dbbd4ed7c62405520e58e5eaf7711e68a754444320","isrc":"JPU901301295","name":"虹の音","registered_at":"2026-06-06T10:02:35Z","spotify_id":"0PQjMVtI9hNKKf7rOyV94S","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 0x8a267be3904088b6998ef7dbbd4ed7c62405520e58e5eaf7711e68a754444320. 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/0PQjMVtI9hNKKf7rOyV94S.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/0PQjMVtI9hNKKf7rOyV94S.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x8a267be3904088b6998ef7dbbd4ed7c62405520e58e5eaf7711e68a754444320","isrc":"JPU901301295","name":"虹の音","registered_at":"2026-06-06T10:02:35Z","spotify_id":"0PQjMVtI9hNKKf7rOyV94S","type":"track"}

サンビカ
type: MusicRecording
duration: PT4M49S
duration ms: 289026
explicit: false
by artist: Eir Aoi
in album: AUBE
  type: MusicAlbum
  date published: 2014-01-29
isrc code: JPU901301296
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T10:01:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x025359805052c5923365bbb9d85194ea99a6fe5e78367e601a638f7d278178f5
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/5w8BuUpt4CORux5GjRAtXd.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5w8BuUpt4CORux5GjRAtXd
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x025359805052c5923365bbb9d85194ea99a6fe5e78367e601a638f7d278178f5","isrc":"JPU901301296","name":"サンビカ","registered_at":"2026-06-06T10:01:55Z","spotify_id":"5w8BuUpt4CORux5GjRAtXd","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 0x025359805052c5923365bbb9d85194ea99a6fe5e78367e601a638f7d278178f5. 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/5w8BuUpt4CORux5GjRAtXd.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/5w8BuUpt4CORux5GjRAtXd.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x025359805052c5923365bbb9d85194ea99a6fe5e78367e601a638f7d278178f5","isrc":"JPU901301296","name":"サンビカ","registered_at":"2026-06-06T10:01:55Z","spotify_id":"5w8BuUpt4CORux5GjRAtXd","type":"track"}

青く、青く
type: MusicRecording
duration: PT4M32S
duration ms: 272300
explicit: false
by artist: Eir Aoi
in album: 青く、青く
  type: MusicAlbum
  date published: 2023-12-31
isrc code: JPU902304210
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T16:41:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3dc036623ea559fc862fc70358516b6838a2bbc93602f426d1a45ca5a2d8d070
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/4x8y91an0erARwUUTifXWP.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4x8y91an0erARwUUTifXWP
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3dc036623ea559fc862fc70358516b6838a2bbc93602f426d1a45ca5a2d8d070","isrc":"JPU902304210","name":"青く、青く","registered_at":"2026-06-06T16:41:35Z","spotify_id":"4x8y91an0erARwUUTifXWP","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 0x3dc036623ea559fc862fc70358516b6838a2bbc93602f426d1a45ca5a2d8d070. 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/4x8y91an0erARwUUTifXWP.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/4x8y91an0erARwUUTifXWP.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x3dc036623ea559fc862fc70358516b6838a2bbc93602f426d1a45ca5a2d8d070","isrc":"JPU902304210","name":"青く、青く","registered_at":"2026-06-06T16:41:35Z","spotify_id":"4x8y91an0erARwUUTifXWP","type":"track"}

アクセンティア
type: MusicRecording
duration: PT4M36S
duration ms: 276346
explicit: false
by artist: Eir Aoi
in album: BEST -A-
  type: MusicAlbum
  date published: 2016-10-19
isrc code: JPU901600231
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T03:40:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x03c4b016316200d2a71d607f1f69d6b32d64a31af128a99f53e11bad8c960dfa
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/0mLK9TPqJ92eRPoJjrJIi9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0mLK9TPqJ92eRPoJjrJIi9
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x03c4b016316200d2a71d607f1f69d6b32d64a31af128a99f53e11bad8c960dfa","isrc":"JPU901600231","name":"アクセンティア","registered_at":"2026-06-08T03:40:26Z","spotify_id":"0mLK9TPqJ92eRPoJjrJIi9","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 0x03c4b016316200d2a71d607f1f69d6b32d64a31af128a99f53e11bad8c960dfa. 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/0mLK9TPqJ92eRPoJjrJIi9.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/0mLK9TPqJ92eRPoJjrJIi9.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x03c4b016316200d2a71d607f1f69d6b32d64a31af128a99f53e11bad8c960dfa","isrc":"JPU901600231","name":"アクセンティア","registered_at":"2026-06-08T03:40:26Z","spotify_id":"0mLK9TPqJ92eRPoJjrJIi9","type":"track"}

シューゲイザー
type: MusicRecording
duration: PT4M3S
duration ms: 243880
explicit: false
by artist: Eir Aoi
in album: BEST -A-
  type: MusicAlbum
  date published: 2016-10-19
isrc code: JPU901502907
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T16:48:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcd5f1667ca00cca58b2b6caae4ea070a8e0807b72aec82189202d5fb5f440ae7
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/11mJhOxt2hCooDFndTPK4C.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/11mJhOxt2hCooDFndTPK4C
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xcd5f1667ca00cca58b2b6caae4ea070a8e0807b72aec82189202d5fb5f440ae7","isrc":"JPU901502907","name":"シューゲイザー","registered_at":"2026-06-09T16:48:12Z","spotify_id":"11mJhOxt2hCooDFndTPK4C","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 0xcd5f1667ca00cca58b2b6caae4ea070a8e0807b72aec82189202d5fb5f440ae7. 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/11mJhOxt2hCooDFndTPK4C.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/11mJhOxt2hCooDFndTPK4C.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xcd5f1667ca00cca58b2b6caae4ea070a8e0807b72aec82189202d5fb5f440ae7","isrc":"JPU901502907","name":"シューゲイザー","registered_at":"2026-06-09T16:48:12Z","spotify_id":"11mJhOxt2hCooDFndTPK4C","type":"track"}

KASUMI
type: MusicRecording
duration: PT4M40S
duration ms: 280160
explicit: false
by artist: Eir Aoi
in album: AUBE
  type: MusicAlbum
  date published: 2014-01-29
isrc code: JPU901301306
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T02:54:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8863e20c103a09a22b8d0dcb0254a29bbd32aed7135b588ec36d3e7a98f87d10
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/3v1Y19mw44JozuYjBu6LxT.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3v1Y19mw44JozuYjBu6LxT
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 0x8863e20c103a09a22b8d0dcb0254a29bbd32aed7135b588ec36d3e7a98f87d10. 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/3v1Y19mw44JozuYjBu6LxT.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/3v1Y19mw44JozuYjBu6LxT.
  date published: 2026-06-13T13:32:09Z

心臓 (DubVision Remix) - SACRA BEATS Singles
type: MusicRecording
duration: PT4M9S
duration ms: 249279
explicit: false
by artist: Eir Aoi
by artist: DubVision
in album: 心臓 (DubVision Remix) - SACRA BEATS Singles
  type: MusicAlbum
  date published: 2022-11-25
isrc code: JPU902203879
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T14:37:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcafab62c24d4f0274e39a5d2d0518bd65198036c70d227141972e48233450ea8
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/3YFOXdzDeFoMXTjtq0dN3c.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3YFOXdzDeFoMXTjtq0dN3c
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xcafab62c24d4f0274e39a5d2d0518bd65198036c70d227141972e48233450ea8","isrc":"JPU902203879","name":"心臓 (DubVision Remix) - SACRA BEATS Singles","registered_at":"2026-06-18T14:37:59Z","spotify_id":"3YFOXdzDeFoMXTjtq0dN3c","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 0xcafab62c24d4f0274e39a5d2d0518bd65198036c70d227141972e48233450ea8. 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/3YFOXdzDeFoMXTjtq0dN3c.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/3YFOXdzDeFoMXTjtq0dN3c.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xcafab62c24d4f0274e39a5d2d0518bd65198036c70d227141972e48233450ea8","isrc":"JPU902203879","name":"心臓 (DubVision Remix) - SACRA BEATS Singles","registered_at":"2026-06-18T14:37:59Z","spotify_id":"3YFOXdzDeFoMXTjtq0dN3c","type":"track"}

アヴァロン・ブルー
type: MusicRecording
duration: PT4M49S
duration ms: 289346
explicit: false
by artist: Eir Aoi
in album: BLAU
  type: MusicAlbum
  date published: 2013-01-30
isrc code: JPU901201921
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T03:55:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf11eab6e8601a38aa26c9044395325b972eef1f78a942fe9178efa4338cc7c71
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/67D8rjvrqjb8XoF9S1Pak7.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/67D8rjvrqjb8XoF9S1Pak7
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T20:29:32Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf11eab6e8601a38aa26c9044395325b972eef1f78a942fe9178efa4338cc7c71","isrc":"JPU901201921","name":"アヴァロン・ブルー","registered_at":"2026-06-17T03:55:45Z","spotify_id":"67D8rjvrqjb8XoF9S1Pak7","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 0xf11eab6e8601a38aa26c9044395325b972eef1f78a942fe9178efa4338cc7c71. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T20:29:32Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/67D8rjvrqjb8XoF9S1Pak7.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/67D8rjvrqjb8XoF9S1Pak7.
  date published: 2026-06-17T20:29:32Z
  text: {"copyright_id":"0xf11eab6e8601a38aa26c9044395325b972eef1f78a942fe9178efa4338cc7c71","isrc":"JPU901201921","name":"アヴァロン・ブルー","registered_at":"2026-06-17T03:55:45Z","spotify_id":"67D8rjvrqjb8XoF9S1Pak7","type":"track"}

ラピスラズリ
type: MusicRecording
duration: PT3M59S
duration ms: 239146
explicit: false
by artist: Eir Aoi
in album: BEST -A-
  type: MusicAlbum
  date published: 2016-10-19
isrc code: JPU901500781
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T13:11:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x84fbf29d775e26cb6e0f3ab5dd393454220f144adbf514e37c18aa1b4bc17a4d
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/0ojSwKVsgWfmyo42JWvkSL.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0ojSwKVsgWfmyo42JWvkSL
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x84fbf29d775e26cb6e0f3ab5dd393454220f144adbf514e37c18aa1b4bc17a4d","isrc":"JPU901500781","name":"ラピスラズリ","registered_at":"2026-06-04T13:11:50Z","spotify_id":"0ojSwKVsgWfmyo42JWvkSL","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 0x84fbf29d775e26cb6e0f3ab5dd393454220f144adbf514e37c18aa1b4bc17a4d. 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/0ojSwKVsgWfmyo42JWvkSL.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/0ojSwKVsgWfmyo42JWvkSL.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x84fbf29d775e26cb6e0f3ab5dd393454220f144adbf514e37c18aa1b4bc17a4d","isrc":"JPU901500781","name":"ラピスラズリ","registered_at":"2026-06-04T13:11:50Z","spotify_id":"0ojSwKVsgWfmyo42JWvkSL","type":"track"}

フェイスレス
type: MusicRecording
duration: PT4M26S
duration ms: 266786
explicit: false
by artist: Eir Aoi
in album: BLAU
  type: MusicAlbum
  date published: 2013-01-30
isrc code: JPU901202107
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T19:59:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8c3c51a2af29c1217b2f40b85013d0976f85c07f162ddae6c9eee5972ef7a5a9
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/7nshgkx5EE57GFPKu89x4y.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7nshgkx5EE57GFPKu89x4y
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8c3c51a2af29c1217b2f40b85013d0976f85c07f162ddae6c9eee5972ef7a5a9","isrc":"JPU901202107","name":"フェイスレス","registered_at":"2026-06-17T19:59:53Z","spotify_id":"7nshgkx5EE57GFPKu89x4y","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 0x8c3c51a2af29c1217b2f40b85013d0976f85c07f162ddae6c9eee5972ef7a5a9. 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/7nshgkx5EE57GFPKu89x4y.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/7nshgkx5EE57GFPKu89x4y.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x8c3c51a2af29c1217b2f40b85013d0976f85c07f162ddae6c9eee5972ef7a5a9","isrc":"JPU901202107","name":"フェイスレス","registered_at":"2026-06-17T19:59:53Z","spotify_id":"7nshgkx5EE57GFPKu89x4y","type":"track"}

シリウス
type: MusicRecording
duration: PT4M24S
duration ms: 264426
explicit: false
by artist: Eir Aoi
in album: BEST -A-
  type: MusicAlbum
  date published: 2016-10-19
isrc code: JPU901301234
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T12:19:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3d0d6abf656eb5fb07f67b03b1786859a821c5e4117e2b0328511e4faec800d2
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/6TrFfgsjcAsQ4kOqIPBxfa.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6TrFfgsjcAsQ4kOqIPBxfa
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3d0d6abf656eb5fb07f67b03b1786859a821c5e4117e2b0328511e4faec800d2","isrc":"JPU901301234","name":"シリウス","registered_at":"2026-06-04T12:19:41Z","spotify_id":"6TrFfgsjcAsQ4kOqIPBxfa","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 0x3d0d6abf656eb5fb07f67b03b1786859a821c5e4117e2b0328511e4faec800d2. 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/6TrFfgsjcAsQ4kOqIPBxfa.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/6TrFfgsjcAsQ4kOqIPBxfa.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x3d0d6abf656eb5fb07f67b03b1786859a821c5e4117e2b0328511e4faec800d2","isrc":"JPU901301234","name":"シリウス","registered_at":"2026-06-04T12:19:41Z","spotify_id":"6TrFfgsjcAsQ4kOqIPBxfa","type":"track"}

サテライト
type: MusicRecording
duration: PT4M25S
duration ms: 265906
explicit: false
by artist: Eir Aoi
in album: BLAU
  type: MusicAlbum
  date published: 2013-01-30
isrc code: JPU901202102
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T22:00:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x60ecdff09a4b6a5d1e9dff95378b37dc38923203f8a36ed1b71cd397f22ed897
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/6JVhxrEMzT2mWSNHWMhwFZ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6JVhxrEMzT2mWSNHWMhwFZ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x60ecdff09a4b6a5d1e9dff95378b37dc38923203f8a36ed1b71cd397f22ed897","isrc":"JPU901202102","name":"サテライト","registered_at":"2026-06-21T22:00:55Z","spotify_id":"6JVhxrEMzT2mWSNHWMhwFZ","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 0x60ecdff09a4b6a5d1e9dff95378b37dc38923203f8a36ed1b71cd397f22ed897. 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/6JVhxrEMzT2mWSNHWMhwFZ.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/6JVhxrEMzT2mWSNHWMhwFZ.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x60ecdff09a4b6a5d1e9dff95378b37dc38923203f8a36ed1b71cd397f22ed897","isrc":"JPU901202102","name":"サテライト","registered_at":"2026-06-21T22:00:55Z","spotify_id":"6JVhxrEMzT2mWSNHWMhwFZ","type":"track"}

IGNITE
type: MusicRecording
duration: PT4M4S
duration ms: 244786
explicit: false
by artist: Eir Aoi
in album: BEST -A-
  type: MusicAlbum
  date published: 2016-10-19
isrc code: JPU901400570
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T22:42:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd049daa286064f9495c6d3ce040254bda8e052aaa35ff037b551a62ab16a8891
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/01mqb5LQY5AmF8b9fkBqXb.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/01mqb5LQY5AmF8b9fkBqXb
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 0xd049daa286064f9495c6d3ce040254bda8e052aaa35ff037b551a62ab16a8891. 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/01mqb5LQY5AmF8b9fkBqXb.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/01mqb5LQY5AmF8b9fkBqXb.
  date published: 2026-07-02T05:09:12Z

コバルト・スカイ
type: MusicRecording
duration: PT4M32S
duration ms: 272560
explicit: false
by artist: Eir Aoi
in album: AUBE
  type: MusicAlbum
  date published: 2014-01-29
isrc code: JPU901300721
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T10:46:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbbaf7e61112b35fe2a21328d0b059c89808132493f402b793571ddc382e3d1af
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/3Z957DGjG79SQ4DLEHn8M0.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Z957DGjG79SQ4DLEHn8M0
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbbaf7e61112b35fe2a21328d0b059c89808132493f402b793571ddc382e3d1af","isrc":"JPU901300721","name":"コバルト・スカイ","registered_at":"2026-06-24T10:46:00Z","spotify_id":"3Z957DGjG79SQ4DLEHn8M0","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 0xbbaf7e61112b35fe2a21328d0b059c89808132493f402b793571ddc382e3d1af. 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/3Z957DGjG79SQ4DLEHn8M0.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/3Z957DGjG79SQ4DLEHn8M0.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0xbbaf7e61112b35fe2a21328d0b059c89808132493f402b793571ddc382e3d1af","isrc":"JPU901300721","name":"コバルト・スカイ","registered_at":"2026-06-24T10:46:00Z","spotify_id":"3Z957DGjG79SQ4DLEHn8M0","type":"track"}

閃光前夜
type: MusicRecording
duration: PT5M11S
duration ms: 311293
explicit: false
by artist: Eir Aoi
in album: BLAU
  type: MusicAlbum
  date published: 2013-01-30
isrc code: JPU901202103
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T01:53:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9b8e4e016a6af235d5103014f69aac9448d0dcf2fe9e16f01f2f348fd1f5ab37
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/7AQCebDj1ewxC6NUuW4Mbe.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7AQCebDj1ewxC6NUuW4Mbe
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9b8e4e016a6af235d5103014f69aac9448d0dcf2fe9e16f01f2f348fd1f5ab37","isrc":"JPU901202103","name":"閃光前夜","registered_at":"2026-06-23T01:53:26Z","spotify_id":"7AQCebDj1ewxC6NUuW4Mbe","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 0x9b8e4e016a6af235d5103014f69aac9448d0dcf2fe9e16f01f2f348fd1f5ab37. 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/7AQCebDj1ewxC6NUuW4Mbe.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/7AQCebDj1ewxC6NUuW4Mbe.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x9b8e4e016a6af235d5103014f69aac9448d0dcf2fe9e16f01f2f348fd1f5ab37","isrc":"JPU901202103","name":"閃光前夜","registered_at":"2026-06-23T01:53:26Z","spotify_id":"7AQCebDj1ewxC6NUuW4Mbe","type":"track"}

AURORA
type: MusicRecording
duration: PT4M21S
duration ms: 261573
explicit: false
by artist: Eir Aoi
in album: BEST -A-
  type: MusicAlbum
  date published: 2016-10-19
isrc code: JPU901201005
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T12:08:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb3ba2cc78e5c319394132295d83d3fb0b5fb0125c675ee4e425b69fda4e4c941
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/3Y8WAXHV0pE67p8PQDyl3K.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Y8WAXHV0pE67p8PQDyl3K
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 0xb3ba2cc78e5c319394132295d83d3fb0b5fb0125c675ee4e425b69fda4e4c941. 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/3Y8WAXHV0pE67p8PQDyl3K.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/3Y8WAXHV0pE67p8PQDyl3K.
  date published: 2026-07-02T05:09:12Z