ツミキ
type: MusicGroup
genre: vocaloid
popularity: 49
followers: 70515
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4ddf59e0b8c287be666c00d39d68275ae8ffa91478bdde266a5d2ba9990c5e70
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/d5a0b0b0-e57e-4d58-9a89-f6a7d2f23cbc.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d5a0b0b0-e57e-4d58-9a89-f6a7d2f23cbc.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/d5a0b0b0-e57e-4d58-9a89-f6a7d2f23cbc
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4ddf59e0b8c287be666c00d39d68275ae8ffa91478bdde266a5d2ba9990c5e70","name":"ツミキ","registered_at":"2026-06-12T10:52:19Z","symbol":"NIM0275603","token_address":"0x2b60a634f7a011740a9369df97fc9924c315178d","type":"artist","uuid":"d5a0b0b0-e57e-4d58-9a89-f6a7d2f23cbc"}
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 0x4ddf59e0b8c287be666c00d39d68275ae8ffa91478bdde266a5d2ba9990c5e70. 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/d5a0b0b0-e57e-4d58-9a89-f6a7d2f23cbc.json and https://artists.proofprofile.net/proofs/artist/d5a0b0b0-e57e-4d58-9a89-f6a7d2f23cbc.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0x4ddf59e0b8c287be666c00d39d68275ae8ffa91478bdde266a5d2ba9990c5e70","name":"ツミキ","registered_at":"2026-06-12T10:52:19Z","symbol":"NIM0275603","token_address":"0x2b60a634f7a011740a9369df97fc9924c315178d","type":"artist","uuid":"d5a0b0b0-e57e-4d58-9a89-f6a7d2f23cbc"}
album: トウキョウ・シャンディ・ランデヴ
  type: MusicAlbum
  date published: 2022-10-21
  track: トウキョウ・シャンディ・ランデヴ
    type: MusicRecording
    duration: PT3M4S
    duration ms: 184766
    explicit: false
    by artist: MAISONdes
    by artist: 花譜
    by artist: ツミキ
    in album: トウキョウ・シャンディ・ランデヴ
      type: MusicAlbum
      date published: 2022-10-21
    isrc code: JPU902203510
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-04T03:02:37+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b
    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/2MmgGuQzr0kkiA04lMdPXW.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2MmgGuQzr0kkiA04lMdPXW
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T15:41:10Z
    additional property: OTSCanonicalRecord
      type: PropertyValue
      value: {"copyright_id":"0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b","isrc":"JPU902203510","name":"トウキョウ・シャンディ・ランデヴ","registered_at":"2026-06-04T03:02:37Z","spotify_id":"2MmgGuQzr0kkiA04lMdPXW","type":"track"}
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b. 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/2MmgGuQzr0kkiA04lMdPXW.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2MmgGuQzr0kkiA04lMdPXW.
      date published: 2026-06-13T15:41:10Z
      text: {"copyright_id":"0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b","isrc":"JPU902203510","name":"トウキョウ・シャンディ・ランデヴ","registered_at":"2026-06-04T03:02:37Z","spotify_id":"2MmgGuQzr0kkiA04lMdPXW","type":"track"}
album: STUDY WITH MIKU part3
  type: MusicAlbum
  date published: 2023-12-01
  track: ノンブレス・オブリージュ - STUDY WITH MIKU ver. -
    type: MusicRecording
    duration: PT4M45S
    duration ms: 285056
    explicit: false
    by artist: PinocchioP
    in album: STUDY WITH MIKU part3
      type: MusicAlbum
      date published: 2023-12-01
    isrc code: JP92Q2302030
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-08T17:42:31+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xaba96a0f82eb385c0c5dbb00b4053377730c80c7c95ab8473136cc0d983db41c
    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/43d2z184Q5v8EXjlPbA9f2.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/43d2z184Q5v8EXjlPbA9f2
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T15:41:10Z
    additional property: OTSCanonicalRecord
      type: PropertyValue
      value: {"copyright_id":"0xaba96a0f82eb385c0c5dbb00b4053377730c80c7c95ab8473136cc0d983db41c","isrc":"JP92Q2302030","name":"ノンブレス・オブリージュ - STUDY WITH MIKU ver. -","registered_at":"2026-06-08T17:42:31Z","spotify_id":"43d2z184Q5v8EXjlPbA9f2","type":"track"}
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaba96a0f82eb385c0c5dbb00b4053377730c80c7c95ab8473136cc0d983db41c. 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/43d2z184Q5v8EXjlPbA9f2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/43d2z184Q5v8EXjlPbA9f2.
      date published: 2026-06-13T15:41:10Z
      text: {"copyright_id":"0xaba96a0f82eb385c0c5dbb00b4053377730c80c7c95ab8473136cc0d983db41c","isrc":"JP92Q2302030","name":"ノンブレス・オブリージュ - STUDY WITH MIKU ver. -","registered_at":"2026-06-08T17:42:31Z","spotify_id":"43d2z184Q5v8EXjlPbA9f2","type":"track"}
  track: Henceforth - STUDY WITH MIKU ver. -
    type: MusicRecording
    duration: PT4M49S
    duration ms: 289883
    explicit: false
    by artist: Orangestar
    in album: STUDY WITH MIKU part3
      type: MusicAlbum
      date published: 2023-12-01
    isrc code: JP92Q2302031
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-10T02:45:58+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x55fd57d9739d07afead12c4d88b1bd85d53c35bcb8b1dc5d0563c0d39155fe24
    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/4fQsB3BmIcHKHHvfGddyzN.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4fQsB3BmIcHKHHvfGddyzN
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T13:32:09Z
    additional property: OTSCanonicalRecord
      type: PropertyValue
      value: {"copyright_id":"0x55fd57d9739d07afead12c4d88b1bd85d53c35bcb8b1dc5d0563c0d39155fe24","isrc":"JP92Q2302031","name":"Henceforth - STUDY WITH MIKU ver. -","registered_at":"2026-06-10T02:45:58Z","spotify_id":"4fQsB3BmIcHKHHvfGddyzN","type":"track"}
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x55fd57d9739d07afead12c4d88b1bd85d53c35bcb8b1dc5d0563c0d39155fe24. 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/4fQsB3BmIcHKHHvfGddyzN.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4fQsB3BmIcHKHHvfGddyzN.
      date published: 2026-06-13T13:32:09Z
      text: {"copyright_id":"0x55fd57d9739d07afead12c4d88b1bd85d53c35bcb8b1dc5d0563c0d39155fe24","isrc":"JP92Q2302031","name":"Henceforth - STUDY WITH MIKU ver. -","registered_at":"2026-06-10T02:45:58Z","spotify_id":"4fQsB3BmIcHKHHvfGddyzN","type":"track"}
  track: エゴロック - STUDY WITH MIKU ver. -
    type: MusicRecording
    duration: PT5M49S
    duration ms: 349448
    explicit: false
    by artist: すりぃ
    in album: STUDY WITH MIKU part3
      type: MusicAlbum
      date published: 2023-12-01
    isrc code: JP92Q2302032
    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: きゅうくらりん - STUDY WITH MIKU ver. -
  track: シャルル - STUDY WITH MIKU ver. -
  track: 悪ノ娘 - STUDY WITH MIKU ver. -
  track: ロストアンブレラ - STUDY WITH MIKU ver. -
  track: テオ - STUDY WITH MIKU ver. -
  track: 我儘姫 - STUDY WITH MIKU ver. -
  track: 春嵐 - STUDY WITH MIKU ver. -
  track: フォニイ - STUDY WITH MIKU ver. -
  track: ビバハピ - STUDY WITH MIKU ver. -
  track: それがあなたの幸せとしても - STUDY WITH MIKU ver. -
  track: マーシャル・マキシマイザー - STUDY WITH MIKU ver. -
  track: トンデモワンダーズ - STUDY WITH MIKU ver. -
  track: 死んでしまったんだ - STUDY WITH MIKU ver. -
  track: 夜咄ディセイブ - STUDY WITH MIKU ver. -
  track: ブリキノダンス - STUDY WITH MIKU ver. -
  track: 死んでしまったのだろうか - STUDY WITH MIKU ver. -
album: ベノマ
album: SAKKAC CRAFT
album: チューイン・ディスコ
album: IVY
album: シャットダウン・シティ
album: カルチャ
album: Noisy Love Songs - MAISONdes × URUSEIYATSURA Complete Collection -
album: KAF+YOU KAFU COMPILATION ALBUM シンメトリー
album: 初音ミク「マジカルミライ 2023」OFFICIAL ALBUM
album: 28/29
album: ノイジールーム
album: Lunar Calendar
album: トウキョウ・シャンディ・ランデヴ(ガイド無しカラオケ)[原曲歌手:MAISONdes]
album: 聖少女領域(ガイド無しカラオケ)[原曲歌手:ALIPROJECT]
album: 遥か彼方(ガイド無しカラオケ)[原曲歌手:ASIANKUNG-FUGENERATION]
track: トウキョウ・シャンディ・ランデヴ
track: フォニイ - STUDY WITH MIKU ver. -
track: イナイイナイ依存症 - ツミキ Remix
track: トウキョウダイバアフェイクショウ
track: レゾンデイトル・カレイドスコウプ
track: リコレクションエンドロウル
track: ヒウマノイドズヒウマニズム
track: アノニマスファンフアレ
track: トオトロジイダウトフル
track: ニビイロドロウレ
track: アングレイデイズ
track: スイサイ/アンブレラ/ロクガツ/ドライフラワ
track: チューイン・ディスコ
track: IVY
track: IVY - Instrumental
track: シャットダウン・シティ
track: カルチャ (feat. 初音ミク)
track: フォニイ

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-10T02:58:23+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x8dcd6eba82ae8026d60cf4fc06702bf107ac319bb266dcea54837aa03ba27743

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953520

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

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/2gM45qbPJvAqjlJdQTmBYb.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2gM45qbPJvAqjlJdQTmBYb

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x8dcd6eba82ae8026d60cf4fc06702bf107ac319bb266dcea54837aa03ba27743","isrc":"JP92Q2302032","name":"エゴロック - STUDY WITH MIKU ver. -","registered_at":"2026-06-10T02:58:23Z","spotify_id":"2gM45qbPJvAqjlJdQTmBYb","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 0x8dcd6eba82ae8026d60cf4fc06702bf107ac319bb266dcea54837aa03ba27743. 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/2gM45qbPJvAqjlJdQTmBYb.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2gM45qbPJvAqjlJdQTmBYb.
date published: 2026-06-13T13:32:09Z
text: {"copyright_id":"0x8dcd6eba82ae8026d60cf4fc06702bf107ac319bb266dcea54837aa03ba27743","isrc":"JP92Q2302032","name":"エゴロック - STUDY WITH MIKU ver. -","registered_at":"2026-06-10T02:58:23Z","spotify_id":"2gM45qbPJvAqjlJdQTmBYb","type":"track"}

きゅうくらりん - STUDY WITH MIKU ver. -
type: MusicRecording
duration: PT4M20S
duration ms: 260845
explicit: false
by artist: いよわ
in album: STUDY WITH MIKU part3
  type: MusicAlbum
  date published: 2023-12-01
isrc code: JP92Q2302033
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T19:26:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf1e7a60e3a51cd9242d264073c6e3f210f0c46f9457f3614b03af801e2bfaf96
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953515
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/70K8aZeB9l1Ju3Rna2OhMz.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/70K8aZeB9l1Ju3Rna2OhMz
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf1e7a60e3a51cd9242d264073c6e3f210f0c46f9457f3614b03af801e2bfaf96","isrc":"JP92Q2302033","name":"きゅうくらりん - STUDY WITH MIKU ver. -","registered_at":"2026-06-07T19:26:52Z","spotify_id":"70K8aZeB9l1Ju3Rna2OhMz","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf1e7a60e3a51cd9242d264073c6e3f210f0c46f9457f3614b03af801e2bfaf96. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/70K8aZeB9l1Ju3Rna2OhMz.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/70K8aZeB9l1Ju3Rna2OhMz.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0xf1e7a60e3a51cd9242d264073c6e3f210f0c46f9457f3614b03af801e2bfaf96","isrc":"JP92Q2302033","name":"きゅうくらりん - STUDY WITH MIKU ver. -","registered_at":"2026-06-07T19:26:52Z","spotify_id":"70K8aZeB9l1Ju3Rna2OhMz","type":"track"}

シャルル - STUDY WITH MIKU ver. -
type: MusicRecording
duration: PT5M30S
duration ms: 330160
explicit: false
by artist: バルーン
in album: STUDY WITH MIKU part3
  type: MusicAlbum
  date published: 2023-12-01
isrc code: JP92Q2302034
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T16:47:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfe9470d359db8dd7a8efb1370ab165ad9cd33f867cee1a0dbbac9dd2075a2b14
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/4hvrcoIbLNesHdkupjvmD9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4hvrcoIbLNesHdkupjvmD9
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfe9470d359db8dd7a8efb1370ab165ad9cd33f867cee1a0dbbac9dd2075a2b14","isrc":"JP92Q2302034","name":"シャルル - STUDY WITH MIKU ver. -","registered_at":"2026-06-09T16:47:08Z","spotify_id":"4hvrcoIbLNesHdkupjvmD9","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe9470d359db8dd7a8efb1370ab165ad9cd33f867cee1a0dbbac9dd2075a2b14. 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/4hvrcoIbLNesHdkupjvmD9.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4hvrcoIbLNesHdkupjvmD9.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xfe9470d359db8dd7a8efb1370ab165ad9cd33f867cee1a0dbbac9dd2075a2b14","isrc":"JP92Q2302034","name":"シャルル - STUDY WITH MIKU ver. -","registered_at":"2026-06-09T16:47:08Z","spotify_id":"4hvrcoIbLNesHdkupjvmD9","type":"track"}

悪ノ娘 - STUDY WITH MIKU ver. -
type: MusicRecording
duration: PT6M52S
duration ms: 412209
explicit: false
by artist: mothy
in album: STUDY WITH MIKU part3
  type: MusicAlbum
  date published: 2023-12-01
isrc code: JP92Q2302035
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T02:58:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb702ecc783966360b29f0526714045860dc4be75be5855324723dabdde619823
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/7tezpzI8Gvepl6wZDDaLcD.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7tezpzI8Gvepl6wZDDaLcD
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb702ecc783966360b29f0526714045860dc4be75be5855324723dabdde619823","isrc":"JP92Q2302035","name":"悪ノ娘 - STUDY WITH MIKU ver. -","registered_at":"2026-06-10T02:58:17Z","spotify_id":"7tezpzI8Gvepl6wZDDaLcD","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb702ecc783966360b29f0526714045860dc4be75be5855324723dabdde619823. 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/7tezpzI8Gvepl6wZDDaLcD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7tezpzI8Gvepl6wZDDaLcD.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xb702ecc783966360b29f0526714045860dc4be75be5855324723dabdde619823","isrc":"JP92Q2302035","name":"悪ノ娘 - STUDY WITH MIKU ver. -","registered_at":"2026-06-10T02:58:17Z","spotify_id":"7tezpzI8Gvepl6wZDDaLcD","type":"track"}

ロストアンブレラ - STUDY WITH MIKU ver. -
type: MusicRecording
duration: PT4M40S
duration ms: 280489
explicit: false
by artist: 稲葉曇
in album: STUDY WITH MIKU part3
  type: MusicAlbum
  date published: 2023-12-01
isrc code: JP92Q2302036
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T11:34:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x23a806f8369755e6075d43842ceb023c3248623c6bb43adf12cef391fd596e03
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/6XMsWaIOoKJFjykUdbQQbR.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6XMsWaIOoKJFjykUdbQQbR
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x23a806f8369755e6075d43842ceb023c3248623c6bb43adf12cef391fd596e03","isrc":"JP92Q2302036","name":"ロストアンブレラ - STUDY WITH MIKU ver. -","registered_at":"2026-06-08T11:34:16Z","spotify_id":"6XMsWaIOoKJFjykUdbQQbR","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23a806f8369755e6075d43842ceb023c3248623c6bb43adf12cef391fd596e03. 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/6XMsWaIOoKJFjykUdbQQbR.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6XMsWaIOoKJFjykUdbQQbR.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x23a806f8369755e6075d43842ceb023c3248623c6bb43adf12cef391fd596e03","isrc":"JP92Q2302036","name":"ロストアンブレラ - STUDY WITH MIKU ver. -","registered_at":"2026-06-08T11:34:16Z","spotify_id":"6XMsWaIOoKJFjykUdbQQbR","type":"track"}

テオ - STUDY WITH MIKU ver. -
type: MusicRecording
duration: PT3M37S
duration ms: 217604
explicit: false
by artist: Omoi
in album: STUDY WITH MIKU part3
  type: MusicAlbum
  date published: 2023-12-01
isrc code: JP92Q2302037
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T02:52:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8392051d5903efdcb890839e164296b396e3935c9293ebebb416a40dd83cdd8e
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/52sT9AUn4lTp95CxSz79cA.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/52sT9AUn4lTp95CxSz79cA
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8392051d5903efdcb890839e164296b396e3935c9293ebebb416a40dd83cdd8e","isrc":"JP92Q2302037","name":"テオ - STUDY WITH MIKU ver. -","registered_at":"2026-06-10T02:52:20Z","spotify_id":"52sT9AUn4lTp95CxSz79cA","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8392051d5903efdcb890839e164296b396e3935c9293ebebb416a40dd83cdd8e. 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/52sT9AUn4lTp95CxSz79cA.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/52sT9AUn4lTp95CxSz79cA.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x8392051d5903efdcb890839e164296b396e3935c9293ebebb416a40dd83cdd8e","isrc":"JP92Q2302037","name":"テオ - STUDY WITH MIKU ver. -","registered_at":"2026-06-10T02:52:20Z","spotify_id":"52sT9AUn4lTp95CxSz79cA","type":"track"}

我儘姫 - STUDY WITH MIKU ver. -
type: MusicRecording
duration: PT4M31S
duration ms: 271806
explicit: false
by artist: ふじを
in album: STUDY WITH MIKU part3
  type: MusicAlbum
  date published: 2023-12-01
isrc code: JP92Q2302038
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T06:00:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x90d6f7a9ae78a86bd4a1493b86860b32c42dd7a601108683fa2c1ee34b53214f
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/1h4dIDrjJgPJC3KlPRPuTu.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1h4dIDrjJgPJC3KlPRPuTu
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x90d6f7a9ae78a86bd4a1493b86860b32c42dd7a601108683fa2c1ee34b53214f","isrc":"JP92Q2302038","name":"我儘姫 - STUDY WITH MIKU ver. -","registered_at":"2026-06-11T06:00:58Z","spotify_id":"1h4dIDrjJgPJC3KlPRPuTu","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x90d6f7a9ae78a86bd4a1493b86860b32c42dd7a601108683fa2c1ee34b53214f. 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/1h4dIDrjJgPJC3KlPRPuTu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1h4dIDrjJgPJC3KlPRPuTu.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x90d6f7a9ae78a86bd4a1493b86860b32c42dd7a601108683fa2c1ee34b53214f","isrc":"JP92Q2302038","name":"我儘姫 - STUDY WITH MIKU ver. -","registered_at":"2026-06-11T06:00:58Z","spotify_id":"1h4dIDrjJgPJC3KlPRPuTu","type":"track"}

春嵐 - STUDY WITH MIKU ver. -
type: MusicRecording
duration: PT3M46S
duration ms: 226395
explicit: false
by artist: John
in album: STUDY WITH MIKU part3
  type: MusicAlbum
  date published: 2023-12-01
isrc code: JP92Q2302039
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T16:42:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x37381eaa8876a155cecf3f2673b1140bf9b542754afe73f7ec72c60e560a528b
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/4v4Tc76uvrgu9mICo7QMZr.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4v4Tc76uvrgu9mICo7QMZr
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x37381eaa8876a155cecf3f2673b1140bf9b542754afe73f7ec72c60e560a528b","isrc":"JP92Q2302039","name":"春嵐 - STUDY WITH MIKU ver. -","registered_at":"2026-06-09T16:42:16Z","spotify_id":"4v4Tc76uvrgu9mICo7QMZr","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37381eaa8876a155cecf3f2673b1140bf9b542754afe73f7ec72c60e560a528b. 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/4v4Tc76uvrgu9mICo7QMZr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4v4Tc76uvrgu9mICo7QMZr.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x37381eaa8876a155cecf3f2673b1140bf9b542754afe73f7ec72c60e560a528b","isrc":"JP92Q2302039","name":"春嵐 - STUDY WITH MIKU ver. -","registered_at":"2026-06-09T16:42:16Z","spotify_id":"4v4Tc76uvrgu9mICo7QMZr","type":"track"}

フォニイ - STUDY WITH MIKU ver. -
type: MusicRecording
duration: PT4M51S
duration ms: 291407
explicit: false
by artist: ツミキ
in album: STUDY WITH MIKU part3
  type: MusicAlbum
  date published: 2023-12-01
isrc code: JP92Q2302040
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T16:43:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7716c9858c6e943cb015082eda0ab0c875701d6c38f373a466a7e4c8419bffa1
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/2bMve9xH6DYDYQ7qgdz7z1.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2bMve9xH6DYDYQ7qgdz7z1
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7716c9858c6e943cb015082eda0ab0c875701d6c38f373a466a7e4c8419bffa1","isrc":"JP92Q2302040","name":"フォニイ - STUDY WITH MIKU ver. -","registered_at":"2026-06-09T16:43:40Z","spotify_id":"2bMve9xH6DYDYQ7qgdz7z1","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7716c9858c6e943cb015082eda0ab0c875701d6c38f373a466a7e4c8419bffa1. 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/2bMve9xH6DYDYQ7qgdz7z1.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2bMve9xH6DYDYQ7qgdz7z1.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x7716c9858c6e943cb015082eda0ab0c875701d6c38f373a466a7e4c8419bffa1","isrc":"JP92Q2302040","name":"フォニイ - STUDY WITH MIKU ver. -","registered_at":"2026-06-09T16:43:40Z","spotify_id":"2bMve9xH6DYDYQ7qgdz7z1","type":"track"}

ビバハピ - STUDY WITH MIKU ver. -
type: MusicRecording
duration: PT4M47S
duration ms: 287171
explicit: false
by artist: Mitchie M
in album: STUDY WITH MIKU part3
  type: MusicAlbum
  date published: 2023-12-01
isrc code: JP92Q2302041
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T06:11:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x57d226ccddb18af949ad75b18156bd37c35dd328a17525601eba20f872d6830a
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/3fT2IFvWibz9Cbvj1YzipY.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3fT2IFvWibz9Cbvj1YzipY
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x57d226ccddb18af949ad75b18156bd37c35dd328a17525601eba20f872d6830a","isrc":"JP92Q2302041","name":"ビバハピ - STUDY WITH MIKU ver. -","registered_at":"2026-06-11T06:11:06Z","spotify_id":"3fT2IFvWibz9Cbvj1YzipY","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57d226ccddb18af949ad75b18156bd37c35dd328a17525601eba20f872d6830a. 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/3fT2IFvWibz9Cbvj1YzipY.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3fT2IFvWibz9Cbvj1YzipY.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x57d226ccddb18af949ad75b18156bd37c35dd328a17525601eba20f872d6830a","isrc":"JP92Q2302041","name":"ビバハピ - STUDY WITH MIKU ver. -","registered_at":"2026-06-11T06:11:06Z","spotify_id":"3fT2IFvWibz9Cbvj1YzipY","type":"track"}

それがあなたの幸せとしても - STUDY WITH MIKU ver. -
type: MusicRecording
duration: PT4M15S
duration ms: 255880
explicit: false
by artist: Heavenz
in album: STUDY WITH MIKU part3
  type: MusicAlbum
  date published: 2023-12-01
isrc code: JP92Q2302042
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T06:10:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa5e05f53dbcd1331c83e7de4d6580f142250edb3b1bc9be73201e661bd2d1db8
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/20HoMglexdmoBTHw4j15Xe.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/20HoMglexdmoBTHw4j15Xe
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa5e05f53dbcd1331c83e7de4d6580f142250edb3b1bc9be73201e661bd2d1db8","isrc":"JP92Q2302042","name":"それがあなたの幸せとしても - STUDY WITH MIKU ver. -","registered_at":"2026-06-11T06:10:20Z","spotify_id":"20HoMglexdmoBTHw4j15Xe","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5e05f53dbcd1331c83e7de4d6580f142250edb3b1bc9be73201e661bd2d1db8. 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/20HoMglexdmoBTHw4j15Xe.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/20HoMglexdmoBTHw4j15Xe.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xa5e05f53dbcd1331c83e7de4d6580f142250edb3b1bc9be73201e661bd2d1db8","isrc":"JP92Q2302042","name":"それがあなたの幸せとしても - STUDY WITH MIKU ver. -","registered_at":"2026-06-11T06:10:20Z","spotify_id":"20HoMglexdmoBTHw4j15Xe","type":"track"}

マーシャル・マキシマイザー - STUDY WITH MIKU ver. -
type: MusicRecording
duration: PT4M37S
duration ms: 277066
explicit: false
by artist: 柊マグネタイト
in album: STUDY WITH MIKU part3
  type: MusicAlbum
  date published: 2023-12-01
isrc code: JP92Q2302043
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T14:17:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc7b05031cb01c9896c8ff063aa9b6d2e00c6895d8611aacfb11f370b5e99b0e2
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/5ujn4boSjziq4fcxaWQJiE.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5ujn4boSjziq4fcxaWQJiE
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc7b05031cb01c9896c8ff063aa9b6d2e00c6895d8611aacfb11f370b5e99b0e2","isrc":"JP92Q2302043","name":"マーシャル・マキシマイザー - STUDY WITH MIKU ver. -","registered_at":"2026-06-10T14:17:21Z","spotify_id":"5ujn4boSjziq4fcxaWQJiE","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc7b05031cb01c9896c8ff063aa9b6d2e00c6895d8611aacfb11f370b5e99b0e2. 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/5ujn4boSjziq4fcxaWQJiE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5ujn4boSjziq4fcxaWQJiE.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xc7b05031cb01c9896c8ff063aa9b6d2e00c6895d8611aacfb11f370b5e99b0e2","isrc":"JP92Q2302043","name":"マーシャル・マキシマイザー - STUDY WITH MIKU ver. -","registered_at":"2026-06-10T14:17:21Z","spotify_id":"5ujn4boSjziq4fcxaWQJiE","type":"track"}

トンデモワンダーズ - STUDY WITH MIKU ver. -
type: MusicRecording
duration: PT5M11S
duration ms: 311121
explicit: false
by artist: sasakure.UK
in album: STUDY WITH MIKU part3
  type: MusicAlbum
  date published: 2023-12-01
isrc code: JP92Q2302044
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T02:51:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd16a62e746a21bf11c27b1a60a5e88776d25b94ddb970066806413b15e56571d
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/5O2NeSjjRrPZPZAPz67nP3.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5O2NeSjjRrPZPZAPz67nP3
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd16a62e746a21bf11c27b1a60a5e88776d25b94ddb970066806413b15e56571d","isrc":"JP92Q2302044","name":"トンデモワンダーズ - STUDY WITH MIKU ver. -","registered_at":"2026-06-10T02:51:48Z","spotify_id":"5O2NeSjjRrPZPZAPz67nP3","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd16a62e746a21bf11c27b1a60a5e88776d25b94ddb970066806413b15e56571d. 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/5O2NeSjjRrPZPZAPz67nP3.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5O2NeSjjRrPZPZAPz67nP3.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xd16a62e746a21bf11c27b1a60a5e88776d25b94ddb970066806413b15e56571d","isrc":"JP92Q2302044","name":"トンデモワンダーズ - STUDY WITH MIKU ver. -","registered_at":"2026-06-10T02:51:48Z","spotify_id":"5O2NeSjjRrPZPZAPz67nP3","type":"track"}

死んでしまったんだ - STUDY WITH MIKU ver. -
type: MusicRecording
duration: PT4M6S
duration ms: 246294
explicit: false
by artist: 椎乃味醂
in album: STUDY WITH MIKU part3
  type: MusicAlbum
  date published: 2023-12-01
isrc code: JP92Q2302045
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T06:06:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xff5cc393d9cee7872ae5c51e366e6943cadc9565fbf92d288c34256e74e60157
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/3fvbt8jiTeFN57AW0My8wD.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3fvbt8jiTeFN57AW0My8wD
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xff5cc393d9cee7872ae5c51e366e6943cadc9565fbf92d288c34256e74e60157","isrc":"JP92Q2302045","name":"死んでしまったんだ - STUDY WITH MIKU ver. -","registered_at":"2026-06-11T06:06:17Z","spotify_id":"3fvbt8jiTeFN57AW0My8wD","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff5cc393d9cee7872ae5c51e366e6943cadc9565fbf92d288c34256e74e60157. 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/3fvbt8jiTeFN57AW0My8wD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3fvbt8jiTeFN57AW0My8wD.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xff5cc393d9cee7872ae5c51e366e6943cadc9565fbf92d288c34256e74e60157","isrc":"JP92Q2302045","name":"死んでしまったんだ - STUDY WITH MIKU ver. -","registered_at":"2026-06-11T06:06:17Z","spotify_id":"3fvbt8jiTeFN57AW0My8wD","type":"track"}

夜咄ディセイブ - STUDY WITH MIKU ver. -
type: MusicRecording
duration: PT3M56S
duration ms: 236260
explicit: false
by artist: Jin
in album: STUDY WITH MIKU part3
  type: MusicAlbum
  date published: 2023-12-01
isrc code: JP92Q2302046
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T16:26:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xebf51cd9fa29af438952939e4bd172c28d497f6eb0ec4f7c74cafec219efcced
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/1r3vtnmZZfztXN3ci0pHGy.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1r3vtnmZZfztXN3ci0pHGy
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xebf51cd9fa29af438952939e4bd172c28d497f6eb0ec4f7c74cafec219efcced","isrc":"JP92Q2302046","name":"夜咄ディセイブ - STUDY WITH MIKU ver. -","registered_at":"2026-06-10T16:26:36Z","spotify_id":"1r3vtnmZZfztXN3ci0pHGy","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xebf51cd9fa29af438952939e4bd172c28d497f6eb0ec4f7c74cafec219efcced. 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/1r3vtnmZZfztXN3ci0pHGy.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1r3vtnmZZfztXN3ci0pHGy.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xebf51cd9fa29af438952939e4bd172c28d497f6eb0ec4f7c74cafec219efcced","isrc":"JP92Q2302046","name":"夜咄ディセイブ - STUDY WITH MIKU ver. -","registered_at":"2026-06-10T16:26:36Z","spotify_id":"1r3vtnmZZfztXN3ci0pHGy","type":"track"}

ブリキノダンス - STUDY WITH MIKU ver. -
type: MusicRecording
duration: PT4M37S
duration ms: 277265
explicit: false
by artist: 日向電工
in album: STUDY WITH MIKU part3
  type: MusicAlbum
  date published: 2023-12-01
isrc code: JP92Q2302047
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T02:54:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd39d320090fc2c7ff6dea8be8d7e96766e940ee89000c4776bd58772d5686fbd
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/3xdLh1kvqC3mpIvU8iKygn.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3xdLh1kvqC3mpIvU8iKygn
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd39d320090fc2c7ff6dea8be8d7e96766e940ee89000c4776bd58772d5686fbd","isrc":"JP92Q2302047","name":"ブリキノダンス - STUDY WITH MIKU ver. -","registered_at":"2026-06-10T02:54:21Z","spotify_id":"3xdLh1kvqC3mpIvU8iKygn","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd39d320090fc2c7ff6dea8be8d7e96766e940ee89000c4776bd58772d5686fbd. 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/3xdLh1kvqC3mpIvU8iKygn.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3xdLh1kvqC3mpIvU8iKygn.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xd39d320090fc2c7ff6dea8be8d7e96766e940ee89000c4776bd58772d5686fbd","isrc":"JP92Q2302047","name":"ブリキノダンス - STUDY WITH MIKU ver. -","registered_at":"2026-06-10T02:54:21Z","spotify_id":"3xdLh1kvqC3mpIvU8iKygn","type":"track"}

死んでしまったのだろうか - STUDY WITH MIKU ver. -
type: MusicRecording
duration: PT4M5S
duration ms: 245035
explicit: false
by artist: Guiano
in album: STUDY WITH MIKU part3
  type: MusicAlbum
  date published: 2023-12-01
isrc code: JP92Q2302048
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T06:04:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x68981efbe1a3fb148d53eff3001740eb101ab5f19be96fe50359ba0ebd7b175f
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/03p1K2JbD2jOQ9wpdZBiiK.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/03p1K2JbD2jOQ9wpdZBiiK
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x68981efbe1a3fb148d53eff3001740eb101ab5f19be96fe50359ba0ebd7b175f","isrc":"JP92Q2302048","name":"死んでしまったのだろうか - STUDY WITH MIKU ver. -","registered_at":"2026-06-11T06:04:22Z","spotify_id":"03p1K2JbD2jOQ9wpdZBiiK","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68981efbe1a3fb148d53eff3001740eb101ab5f19be96fe50359ba0ebd7b175f. 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/03p1K2JbD2jOQ9wpdZBiiK.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/03p1K2JbD2jOQ9wpdZBiiK.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x68981efbe1a3fb148d53eff3001740eb101ab5f19be96fe50359ba0ebd7b175f","isrc":"JP92Q2302048","name":"死んでしまったのだろうか - STUDY WITH MIKU ver. -","registered_at":"2026-06-11T06:04:22Z","spotify_id":"03p1K2JbD2jOQ9wpdZBiiK","type":"track"}

ベノマ
type: MusicAlbum
date published: 2020-01-15
track: VILLAIN - TYPE A - Inst
  type: MusicRecording
  duration: PT1M26S
  duration ms: 86026
  explicit: false
  by artist: Kairikibear
  in album: ベノマ
    type: MusicAlbum
    date published: 2020-01-15
  isrc code: JPT362000001
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-23T02:30:23+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4d537f0552a69700dc8adb130162de58db3d1152823e80defd03f07f3cb16eb2
  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/5kIJ8CygeL9Pvrnnms4uAm.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5kIJ8CygeL9Pvrnnms4uAm
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x4d537f0552a69700dc8adb130162de58db3d1152823e80defd03f07f3cb16eb2","isrc":"JPT362000001","name":"VILLAIN - TYPE A - Inst","registered_at":"2026-06-23T02:30:23Z","spotify_id":"5kIJ8CygeL9Pvrnnms4uAm","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d537f0552a69700dc8adb130162de58db3d1152823e80defd03f07f3cb16eb2. 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/5kIJ8CygeL9Pvrnnms4uAm.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5kIJ8CygeL9Pvrnnms4uAm.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x4d537f0552a69700dc8adb130162de58db3d1152823e80defd03f07f3cb16eb2","isrc":"JPT362000001","name":"VILLAIN - TYPE A - Inst","registered_at":"2026-06-23T02:30:23Z","spotify_id":"5kIJ8CygeL9Pvrnnms4uAm","type":"track"}
track: ベノム - MARETU Remix
  type: MusicRecording
  duration: PT3M20S
  duration ms: 200680
  explicit: false
  by artist: Kairikibear
  by artist: MARETU
  in album: ベノマ
    type: MusicAlbum
    date published: 2020-01-15
  isrc code: JPT362000002
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T08:21:38+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9b528e9b709f475f9c21257353e5907162df66b800bc0d911ec489991a873188
  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/3TQpaNVt1KGVtRYHUYg5Uo.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3TQpaNVt1KGVtRYHUYg5Uo
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x9b528e9b709f475f9c21257353e5907162df66b800bc0d911ec489991a873188","isrc":"JPT362000002","name":"ベノム - MARETU Remix","registered_at":"2026-06-05T08:21:38Z","spotify_id":"3TQpaNVt1KGVtRYHUYg5Uo","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b528e9b709f475f9c21257353e5907162df66b800bc0d911ec489991a873188. 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/3TQpaNVt1KGVtRYHUYg5Uo.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3TQpaNVt1KGVtRYHUYg5Uo.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x9b528e9b709f475f9c21257353e5907162df66b800bc0d911ec489991a873188","isrc":"JPT362000002","name":"ベノム - MARETU Remix","registered_at":"2026-06-05T08:21:38Z","spotify_id":"3TQpaNVt1KGVtRYHUYg5Uo","type":"track"}
track: レミングミング - kemu Remix
  type: MusicRecording
  duration: PT3M9S
  duration ms: 189333
  explicit: false
  by artist: Kairikibear
  by artist: kemu
  in album: ベノマ
    type: MusicAlbum
    date published: 2020-01-15
  isrc code: JPT362000003
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T19:28:06+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa949a285ceebde1190a9088cbca93d7067da8f6d2fa1ba687f2fe8bc6a38479a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953515
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953515
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1gYbi1vIwfkfDkcnZWRhzz.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1gYbi1vIwfkfDkcnZWRhzz
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xa949a285ceebde1190a9088cbca93d7067da8f6d2fa1ba687f2fe8bc6a38479a","isrc":"JPT362000003","name":"レミングミング - kemu Remix","registered_at":"2026-06-07T19:28:06Z","spotify_id":"1gYbi1vIwfkfDkcnZWRhzz","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa949a285ceebde1190a9088cbca93d7067da8f6d2fa1ba687f2fe8bc6a38479a. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1gYbi1vIwfkfDkcnZWRhzz.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1gYbi1vIwfkfDkcnZWRhzz.
    date published: 2026-06-13T12:53:06Z
    text: {"copyright_id":"0xa949a285ceebde1190a9088cbca93d7067da8f6d2fa1ba687f2fe8bc6a38479a","isrc":"JPT362000003","name":"レミングミング - kemu Remix","registered_at":"2026-06-07T19:28:06Z","spotify_id":"1gYbi1vIwfkfDkcnZWRhzz","type":"track"}
track: ココロナンセンス - ピノキオピー Remix
  type: MusicRecording
  duration: PT3M50S
  duration ms: 230240
  explicit: false
  by artist: Kairikibear
  by artist: PinocchioP
  in album: ベノマ
    type: MusicAlbum
    date published: 2020-01-15
  isrc code: JPT362000004
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T02:56:10+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb3d3de1343159d4ca6b88806273311345852a6293982858f2844fb7985589f86
  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/2NdxAp5KIdPkMjKOYvNojP.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2NdxAp5KIdPkMjKOYvNojP
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xb3d3de1343159d4ca6b88806273311345852a6293982858f2844fb7985589f86","isrc":"JPT362000004","name":"ココロナンセンス - ピノキオピー Remix","registered_at":"2026-06-10T02:56:10Z","spotify_id":"2NdxAp5KIdPkMjKOYvNojP","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb3d3de1343159d4ca6b88806273311345852a6293982858f2844fb7985589f86. 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/2NdxAp5KIdPkMjKOYvNojP.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2NdxAp5KIdPkMjKOYvNojP.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0xb3d3de1343159d4ca6b88806273311345852a6293982858f2844fb7985589f86","isrc":"JPT362000004","name":"ココロナンセンス - ピノキオピー Remix","registered_at":"2026-06-10T02:56:10Z","spotify_id":"2NdxAp5KIdPkMjKOYvNojP","type":"track"}
track: ヒトサマアレルギー - はるまきごはん Remix
  type: MusicRecording
  duration: PT4M2S
  duration ms: 242333
  explicit: false
  by artist: Kairikibear
  by artist: Harumakigohan
  in album: ベノマ
  isrc code: JPT362000005
  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: イヤガール - 大沼パセリ Remix
track: 失敗作少女 - 稲葉曇 Remix
track: イナイイナイ依存症 - ツミキ Remix
track: アンヘル - 煮ル果実 Remix
track: アルカリレットウセイ - まらしぃ Remix
track: ×
track: シアワセトリッパー
track: ユメウツツ空想論
track: セイデンキニンゲン - Crusher Remix
track: VILLAIN - TYPE X - Inst

Kairikibear
type: MusicGroup

Harumakigohan
type: MusicGroup

ベノマ
type: MusicAlbum
date published: 2020-01-15

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-11T02:48:59+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x081569d395d5a880cbadfc28986e80ea580084da9430a2ae13a1df4b9dec3248

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953520

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

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/7nrAtwYEkrhJX3bPYtLIum.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7nrAtwYEkrhJX3bPYtLIum

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x081569d395d5a880cbadfc28986e80ea580084da9430a2ae13a1df4b9dec3248","isrc":"JPT362000005","name":"ヒトサマアレルギー - はるまきごはん Remix","registered_at":"2026-06-11T02:48:59Z","spotify_id":"7nrAtwYEkrhJX3bPYtLIum","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 0x081569d395d5a880cbadfc28986e80ea580084da9430a2ae13a1df4b9dec3248. 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/7nrAtwYEkrhJX3bPYtLIum.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7nrAtwYEkrhJX3bPYtLIum.
date published: 2026-06-13T13:32:09Z
text: {"copyright_id":"0x081569d395d5a880cbadfc28986e80ea580084da9430a2ae13a1df4b9dec3248","isrc":"JPT362000005","name":"ヒトサマアレルギー - はるまきごはん Remix","registered_at":"2026-06-11T02:48:59Z","spotify_id":"7nrAtwYEkrhJX3bPYtLIum","type":"track"}

イヤガール - 大沼パセリ Remix
type: MusicRecording
duration: PT3M23S
duration ms: 203813
explicit: false
by artist: Kairikibear
by artist: Parsley Onuma
in album: ベノマ
  type: MusicAlbum
  date published: 2020-01-15
isrc code: JPT362000006
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T09:39:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc5538cc25bb19e14eb06d1c035b68f7826884e99ad6da667b24b6f32d652f684
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/0YFisQ9GJfAral0orePQNA.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0YFisQ9GJfAral0orePQNA
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc5538cc25bb19e14eb06d1c035b68f7826884e99ad6da667b24b6f32d652f684","isrc":"JPT362000006","name":"イヤガール - 大沼パセリ Remix","registered_at":"2026-06-19T09:39:01Z","spotify_id":"0YFisQ9GJfAral0orePQNA","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5538cc25bb19e14eb06d1c035b68f7826884e99ad6da667b24b6f32d652f684. 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/0YFisQ9GJfAral0orePQNA.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0YFisQ9GJfAral0orePQNA.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xc5538cc25bb19e14eb06d1c035b68f7826884e99ad6da667b24b6f32d652f684","isrc":"JPT362000006","name":"イヤガール - 大沼パセリ Remix","registered_at":"2026-06-19T09:39:01Z","spotify_id":"0YFisQ9GJfAral0orePQNA","type":"track"}

失敗作少女 - 稲葉曇 Remix
type: MusicRecording
duration: PT3M3S
duration ms: 183973
explicit: false
by artist: Kairikibear
by artist: 稲葉曇
in album: ベノマ
  type: MusicAlbum
  date published: 2020-01-15
isrc code: JPT362000007
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T08:21:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x75a0c883ed8e42295709d45f0cc1b48683e65ea0678222fcfabf1f5ec9b0fcfc
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/5nDCSYZDGnaVPeHnK1zl2F.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5nDCSYZDGnaVPeHnK1zl2F
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x75a0c883ed8e42295709d45f0cc1b48683e65ea0678222fcfabf1f5ec9b0fcfc","isrc":"JPT362000007","name":"失敗作少女 - 稲葉曇 Remix","registered_at":"2026-06-05T08:21:12Z","spotify_id":"5nDCSYZDGnaVPeHnK1zl2F","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75a0c883ed8e42295709d45f0cc1b48683e65ea0678222fcfabf1f5ec9b0fcfc. 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/5nDCSYZDGnaVPeHnK1zl2F.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5nDCSYZDGnaVPeHnK1zl2F.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x75a0c883ed8e42295709d45f0cc1b48683e65ea0678222fcfabf1f5ec9b0fcfc","isrc":"JPT362000007","name":"失敗作少女 - 稲葉曇 Remix","registered_at":"2026-06-05T08:21:12Z","spotify_id":"5nDCSYZDGnaVPeHnK1zl2F","type":"track"}

イナイイナイ依存症 - ツミキ Remix
type: MusicRecording
duration: PT3M28S
duration ms: 208813
explicit: false
by artist: Kairikibear
by artist: ツミキ
in album: ベノマ
  type: MusicAlbum
  date published: 2020-01-15
isrc code: JPT362000008
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T11:24:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9feaeb6ea786fd6ff32c835475ae94637c474cbe6c27cb242d45280a506c0e9f
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/29dj0OWtQEKl4v4MxNPMxT.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/29dj0OWtQEKl4v4MxNPMxT
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9feaeb6ea786fd6ff32c835475ae94637c474cbe6c27cb242d45280a506c0e9f","isrc":"JPT362000008","name":"イナイイナイ依存症 - ツミキ Remix","registered_at":"2026-06-08T11:24:48Z","spotify_id":"29dj0OWtQEKl4v4MxNPMxT","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9feaeb6ea786fd6ff32c835475ae94637c474cbe6c27cb242d45280a506c0e9f. 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/29dj0OWtQEKl4v4MxNPMxT.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/29dj0OWtQEKl4v4MxNPMxT.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x9feaeb6ea786fd6ff32c835475ae94637c474cbe6c27cb242d45280a506c0e9f","isrc":"JPT362000008","name":"イナイイナイ依存症 - ツミキ Remix","registered_at":"2026-06-08T11:24:48Z","spotify_id":"29dj0OWtQEKl4v4MxNPMxT","type":"track"}

アンヘル - 煮ル果実 Remix
type: MusicRecording
duration: PT4M3S
duration ms: 243240
explicit: false
by artist: Kairikibear
by artist: 煮ル果実
in album: ベノマ
  type: MusicAlbum
  date published: 2020-01-15
isrc code: JPT362000009
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T16:52:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x229b8cd2d9009685c7c37cb4109cee4f842312d74e10ce3dcbb8a1848b1819f3
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/5uawE85WDdUxiW8fyA0buR.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5uawE85WDdUxiW8fyA0buR
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x229b8cd2d9009685c7c37cb4109cee4f842312d74e10ce3dcbb8a1848b1819f3","isrc":"JPT362000009","name":"アンヘル - 煮ル果実 Remix","registered_at":"2026-06-09T16:52:10Z","spotify_id":"5uawE85WDdUxiW8fyA0buR","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x229b8cd2d9009685c7c37cb4109cee4f842312d74e10ce3dcbb8a1848b1819f3. 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/5uawE85WDdUxiW8fyA0buR.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5uawE85WDdUxiW8fyA0buR.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x229b8cd2d9009685c7c37cb4109cee4f842312d74e10ce3dcbb8a1848b1819f3","isrc":"JPT362000009","name":"アンヘル - 煮ル果実 Remix","registered_at":"2026-06-09T16:52:10Z","spotify_id":"5uawE85WDdUxiW8fyA0buR","type":"track"}

アルカリレットウセイ - まらしぃ Remix
type: MusicRecording
duration: PT3M29S
duration ms: 209520
explicit: false
by artist: Kairikibear
by artist: Marasy
in album: ベノマ
  type: MusicAlbum
  date published: 2020-01-15
isrc code: JPT362000010
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T11:35:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb0438dee34d89b082be98b31cc244b4825479258e0d875a5ba9dddf065796aff
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/749tfdVBS17ARdCHhW2rss.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/749tfdVBS17ARdCHhW2rss
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb0438dee34d89b082be98b31cc244b4825479258e0d875a5ba9dddf065796aff","isrc":"JPT362000010","name":"アルカリレットウセイ - まらしぃ Remix","registered_at":"2026-06-08T11:35:29Z","spotify_id":"749tfdVBS17ARdCHhW2rss","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0438dee34d89b082be98b31cc244b4825479258e0d875a5ba9dddf065796aff. 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/749tfdVBS17ARdCHhW2rss.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/749tfdVBS17ARdCHhW2rss.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xb0438dee34d89b082be98b31cc244b4825479258e0d875a5ba9dddf065796aff","isrc":"JPT362000010","name":"アルカリレットウセイ - まらしぃ Remix","registered_at":"2026-06-08T11:35:29Z","spotify_id":"749tfdVBS17ARdCHhW2rss","type":"track"}

×
type: MusicRecording
duration: PT3M30S
duration ms: 210186
explicit: false
by artist: Kairikibear
in album: ベノマ
  type: MusicAlbum
  date published: 2020-01-15
isrc code: JPT362000011
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T16:47:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3c69d45ec640dc721c8d6e2c76a788072f3295f56015bbbc44e0799d40e63b26
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/0FkKlDlDLQIEJilrNpB9Me.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0FkKlDlDLQIEJilrNpB9Me
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3c69d45ec640dc721c8d6e2c76a788072f3295f56015bbbc44e0799d40e63b26","isrc":"JPT362000011","name":"×","registered_at":"2026-06-09T16:47:42Z","spotify_id":"0FkKlDlDLQIEJilrNpB9Me","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c69d45ec640dc721c8d6e2c76a788072f3295f56015bbbc44e0799d40e63b26. 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/0FkKlDlDLQIEJilrNpB9Me.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0FkKlDlDLQIEJilrNpB9Me.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x3c69d45ec640dc721c8d6e2c76a788072f3295f56015bbbc44e0799d40e63b26","isrc":"JPT362000011","name":"×","registered_at":"2026-06-09T16:47:42Z","spotify_id":"0FkKlDlDLQIEJilrNpB9Me","type":"track"}

シアワセトリッパー
type: MusicRecording
duration: PT3M3S
duration ms: 183773
explicit: false
by artist: Kairikibear
in album: ベノマ
  type: MusicAlbum
  date published: 2020-01-15
isrc code: JPT362000012
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T14:49:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc4e898e17b8e559719541c82d0c9060fa0d5f121f06718aedde20dbcbcf9b31b
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/3vcPjBILft3B6bdcDlm6a6.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3vcPjBILft3B6bdcDlm6a6
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc4e898e17b8e559719541c82d0c9060fa0d5f121f06718aedde20dbcbcf9b31b","isrc":"JPT362000012","name":"シアワセトリッパー","registered_at":"2026-06-18T14:49:27Z","spotify_id":"3vcPjBILft3B6bdcDlm6a6","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc4e898e17b8e559719541c82d0c9060fa0d5f121f06718aedde20dbcbcf9b31b. 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/3vcPjBILft3B6bdcDlm6a6.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3vcPjBILft3B6bdcDlm6a6.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xc4e898e17b8e559719541c82d0c9060fa0d5f121f06718aedde20dbcbcf9b31b","isrc":"JPT362000012","name":"シアワセトリッパー","registered_at":"2026-06-18T14:49:27Z","spotify_id":"3vcPjBILft3B6bdcDlm6a6","type":"track"}

ユメウツツ空想論
type: MusicRecording
duration: PT3M49S
duration ms: 229533
explicit: false
by artist: Kairikibear
in album: ベノマ
  type: MusicAlbum
  date published: 2020-01-15
isrc code: JPT362000013
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T22:09:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfa871c951cf4c0466a7caa8be5720d310c08bab597ec91412f0c52a2026de3c9
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/5ig9dC2X8Lagywnu9dv3JQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5ig9dC2X8Lagywnu9dv3JQ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfa871c951cf4c0466a7caa8be5720d310c08bab597ec91412f0c52a2026de3c9","isrc":"JPT362000013","name":"ユメウツツ空想論","registered_at":"2026-06-21T22:09:53Z","spotify_id":"5ig9dC2X8Lagywnu9dv3JQ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa871c951cf4c0466a7caa8be5720d310c08bab597ec91412f0c52a2026de3c9. 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/5ig9dC2X8Lagywnu9dv3JQ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5ig9dC2X8Lagywnu9dv3JQ.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xfa871c951cf4c0466a7caa8be5720d310c08bab597ec91412f0c52a2026de3c9","isrc":"JPT362000013","name":"ユメウツツ空想論","registered_at":"2026-06-21T22:09:53Z","spotify_id":"5ig9dC2X8Lagywnu9dv3JQ","type":"track"}

セイデンキニンゲン - Crusher Remix
type: MusicRecording
duration: PT3M14S
duration ms: 194773
explicit: false
by artist: Kairikibear
by artist: Crusher-P
in album: ベノマ
  type: MusicAlbum
  date published: 2020-01-15
isrc code: JPT362000014
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T16:33:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe27eecbf30dec4b143373369bf63d05f3e367bd5e78f9357764f7c95e7decda6
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/0sWNItp0r95AWzE0mFMruN.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0sWNItp0r95AWzE0mFMruN
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe27eecbf30dec4b143373369bf63d05f3e367bd5e78f9357764f7c95e7decda6","isrc":"JPT362000014","name":"セイデンキニンゲン - Crusher Remix","registered_at":"2026-06-10T16:33:11Z","spotify_id":"0sWNItp0r95AWzE0mFMruN","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe27eecbf30dec4b143373369bf63d05f3e367bd5e78f9357764f7c95e7decda6. 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/0sWNItp0r95AWzE0mFMruN.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0sWNItp0r95AWzE0mFMruN.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xe27eecbf30dec4b143373369bf63d05f3e367bd5e78f9357764f7c95e7decda6","isrc":"JPT362000014","name":"セイデンキニンゲン - Crusher Remix","registered_at":"2026-06-10T16:33:11Z","spotify_id":"0sWNItp0r95AWzE0mFMruN","type":"track"}

VILLAIN - TYPE X - Inst
type: MusicRecording
duration: PT0M54S
duration ms: 54653
explicit: false
by artist: Kairikibear
in album: ベノマ
  type: MusicAlbum
  date published: 2020-01-15
isrc code: JPT362000015
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T18:25:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3781f296c7931c8a9c57fd46640c249cf2b960b28e39bf6ba5a65cd02829c231
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/3aYn2VOvVpZ6alh1EjSlfJ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3aYn2VOvVpZ6alh1EjSlfJ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3781f296c7931c8a9c57fd46640c249cf2b960b28e39bf6ba5a65cd02829c231","isrc":"JPT362000015","name":"VILLAIN - TYPE X - Inst","registered_at":"2026-06-25T18:25:57Z","spotify_id":"3aYn2VOvVpZ6alh1EjSlfJ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3781f296c7931c8a9c57fd46640c249cf2b960b28e39bf6ba5a65cd02829c231. 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/3aYn2VOvVpZ6alh1EjSlfJ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3aYn2VOvVpZ6alh1EjSlfJ.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x3781f296c7931c8a9c57fd46640c249cf2b960b28e39bf6ba5a65cd02829c231","isrc":"JPT362000015","name":"VILLAIN - TYPE X - Inst","registered_at":"2026-06-25T18:25:57Z","spotify_id":"3aYn2VOvVpZ6alh1EjSlfJ","type":"track"}

SAKKAC CRAFT
type: MusicAlbum
date published: 2021-02-03
track: トウキョウダイバアフェイクショウ
  type: MusicRecording
  duration: PT2M54S
  duration ms: 174146
  explicit: false
  by artist: ツミキ
  in album: SAKKAC CRAFT
    type: MusicAlbum
    date published: 2021-02-03
  isrc code: JPP302000696
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T19:31:47+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x42ba86327ced2b956ef26cac0e40d86030a8ec99130e77d2233bb0798c800b64
  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/0R9RKP35Wn3G6HucEopbil.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0R9RKP35Wn3G6HucEopbil
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x42ba86327ced2b956ef26cac0e40d86030a8ec99130e77d2233bb0798c800b64","isrc":"JPP302000696","name":"トウキョウダイバアフェイクショウ","registered_at":"2026-06-07T19:31:47Z","spotify_id":"0R9RKP35Wn3G6HucEopbil","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x42ba86327ced2b956ef26cac0e40d86030a8ec99130e77d2233bb0798c800b64. 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/0R9RKP35Wn3G6HucEopbil.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0R9RKP35Wn3G6HucEopbil.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x42ba86327ced2b956ef26cac0e40d86030a8ec99130e77d2233bb0798c800b64","isrc":"JPP302000696","name":"トウキョウダイバアフェイクショウ","registered_at":"2026-06-07T19:31:47Z","spotify_id":"0R9RKP35Wn3G6HucEopbil","type":"track"}
track: レゾンデイトル・カレイドスコウプ
  type: MusicRecording
  duration: PT3M56S
  duration ms: 236200
  explicit: false
  by artist: ツミキ
  in album: SAKKAC CRAFT
    type: MusicAlbum
    date published: 2021-02-03
  isrc code: JPP302000697
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T12:55:48+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x79c65cb10249f5cd6cd407a7af073a996a1ce47e3fce4cdd96d67c1d17eca05d
  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/226B5sRuQFqS3Fgx9L5PsO.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/226B5sRuQFqS3Fgx9L5PsO
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x79c65cb10249f5cd6cd407a7af073a996a1ce47e3fce4cdd96d67c1d17eca05d","isrc":"JPP302000697","name":"レゾンデイトル・カレイドスコウプ","registered_at":"2026-06-07T12:55:48Z","spotify_id":"226B5sRuQFqS3Fgx9L5PsO","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x79c65cb10249f5cd6cd407a7af073a996a1ce47e3fce4cdd96d67c1d17eca05d. 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/226B5sRuQFqS3Fgx9L5PsO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/226B5sRuQFqS3Fgx9L5PsO.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x79c65cb10249f5cd6cd407a7af073a996a1ce47e3fce4cdd96d67c1d17eca05d","isrc":"JPP302000697","name":"レゾンデイトル・カレイドスコウプ","registered_at":"2026-06-07T12:55:48Z","spotify_id":"226B5sRuQFqS3Fgx9L5PsO","type":"track"}
track: リコレクションエンドロウル
  type: MusicRecording
  duration: PT3M23S
  duration ms: 203226
  explicit: false
  by artist: ツミキ
  in album: SAKKAC CRAFT
    type: MusicAlbum
    date published: 2021-02-03
  isrc code: JPP302000698
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T09:58:56+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1e74b6c583520be59e9cc16d08881a5d397dbb5080075bf4c68641ee228839db
  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/4yidMiyJn77F7Gl62OoB9w.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4yidMiyJn77F7Gl62OoB9w
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x1e74b6c583520be59e9cc16d08881a5d397dbb5080075bf4c68641ee228839db","isrc":"JPP302000698","name":"リコレクションエンドロウル","registered_at":"2026-06-06T09:58:56Z","spotify_id":"4yidMiyJn77F7Gl62OoB9w","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e74b6c583520be59e9cc16d08881a5d397dbb5080075bf4c68641ee228839db. 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/4yidMiyJn77F7Gl62OoB9w.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4yidMiyJn77F7Gl62OoB9w.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x1e74b6c583520be59e9cc16d08881a5d397dbb5080075bf4c68641ee228839db","isrc":"JPP302000698","name":"リコレクションエンドロウル","registered_at":"2026-06-06T09:58:56Z","spotify_id":"4yidMiyJn77F7Gl62OoB9w","type":"track"}
track: ヒウマノイドズヒウマニズム
  type: MusicRecording
  duration: PT3M26S
  duration ms: 206586
  explicit: false
  by artist: ツミキ
  in album: SAKKAC CRAFT
    type: MusicAlbum
    date published: 2021-02-03
  isrc code: JPP302000699
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T11:30:26+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x28d8472e18356ac656657cfc426108089cbb85ffe6d93867cfeb015b9af9347c
  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/0MgneCCmWMYwWNuJORafSq.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0MgneCCmWMYwWNuJORafSq
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x28d8472e18356ac656657cfc426108089cbb85ffe6d93867cfeb015b9af9347c","isrc":"JPP302000699","name":"ヒウマノイドズヒウマニズム","registered_at":"2026-06-08T11:30:26Z","spotify_id":"0MgneCCmWMYwWNuJORafSq","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28d8472e18356ac656657cfc426108089cbb85ffe6d93867cfeb015b9af9347c. 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/0MgneCCmWMYwWNuJORafSq.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0MgneCCmWMYwWNuJORafSq.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x28d8472e18356ac656657cfc426108089cbb85ffe6d93867cfeb015b9af9347c","isrc":"JPP302000699","name":"ヒウマノイドズヒウマニズム","registered_at":"2026-06-08T11:30:26Z","spotify_id":"0MgneCCmWMYwWNuJORafSq","type":"track"}
track: アノニマスファンフアレ
  type: MusicRecording
  duration: PT3M13S
  duration ms: 193106
  explicit: false
  by artist: ツミキ
  in album: SAKKAC CRAFT
    type: MusicAlbum
    date published: 2021-02-03
  isrc code: JPP302000700
  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: トオトロジイダウトフル
track: ニビイロドロウレ
track: アングレイデイズ
track: スイサイ/アンブレラ/ロクガツ/ドライフラワ

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-07T07:03:39+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x76201b4656c73886109eedd7395ccf05af314b5eb3044ce06071daf275cd4440

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/5Rblwycb0R2I77g9sfJKR1.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5Rblwycb0R2I77g9sfJKR1

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x76201b4656c73886109eedd7395ccf05af314b5eb3044ce06071daf275cd4440","isrc":"JPP302000700","name":"アノニマスファンフアレ","registered_at":"2026-06-07T07:03:39Z","spotify_id":"5Rblwycb0R2I77g9sfJKR1","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 0x76201b4656c73886109eedd7395ccf05af314b5eb3044ce06071daf275cd4440. 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/5Rblwycb0R2I77g9sfJKR1.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5Rblwycb0R2I77g9sfJKR1.
date published: 2026-06-13T17:25:41Z
text: {"copyright_id":"0x76201b4656c73886109eedd7395ccf05af314b5eb3044ce06071daf275cd4440","isrc":"JPP302000700","name":"アノニマスファンフアレ","registered_at":"2026-06-07T07:03:39Z","spotify_id":"5Rblwycb0R2I77g9sfJKR1","type":"track"}

トオトロジイダウトフル
type: MusicRecording
duration: PT3M13S
duration ms: 193146
explicit: false
by artist: ツミキ
in album: SAKKAC CRAFT
  type: MusicAlbum
  date published: 2021-02-03
isrc code: JPP302000701
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T03:33:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbc04670da2b0789db656a2b14071f0a977df0872b260ba17b74322abfb01a489
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/441kythlS8mXWveX0pcmHr.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/441kythlS8mXWveX0pcmHr
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbc04670da2b0789db656a2b14071f0a977df0872b260ba17b74322abfb01a489","isrc":"JPP302000701","name":"トオトロジイダウトフル","registered_at":"2026-06-06T03:33:32Z","spotify_id":"441kythlS8mXWveX0pcmHr","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc04670da2b0789db656a2b14071f0a977df0872b260ba17b74322abfb01a489. 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/441kythlS8mXWveX0pcmHr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/441kythlS8mXWveX0pcmHr.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xbc04670da2b0789db656a2b14071f0a977df0872b260ba17b74322abfb01a489","isrc":"JPP302000701","name":"トオトロジイダウトフル","registered_at":"2026-06-06T03:33:32Z","spotify_id":"441kythlS8mXWveX0pcmHr","type":"track"}

ニビイロドロウレ
type: MusicRecording
duration: PT3M34S
duration ms: 214986
explicit: false
by artist: ツミキ
in album: SAKKAC CRAFT
  type: MusicAlbum
  date published: 2021-02-03
isrc code: JPP302000702
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T01:10:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1962a99c3884e0eb89b500267fcbeb759ae9bf2525fc892334d1c3898e639376
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/3xLQpY3f33Yz2z0xWUbLcH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3xLQpY3f33Yz2z0xWUbLcH
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1962a99c3884e0eb89b500267fcbeb759ae9bf2525fc892334d1c3898e639376","isrc":"JPP302000702","name":"ニビイロドロウレ","registered_at":"2026-06-08T01:10:30Z","spotify_id":"3xLQpY3f33Yz2z0xWUbLcH","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1962a99c3884e0eb89b500267fcbeb759ae9bf2525fc892334d1c3898e639376. 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/3xLQpY3f33Yz2z0xWUbLcH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3xLQpY3f33Yz2z0xWUbLcH.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x1962a99c3884e0eb89b500267fcbeb759ae9bf2525fc892334d1c3898e639376","isrc":"JPP302000702","name":"ニビイロドロウレ","registered_at":"2026-06-08T01:10:30Z","spotify_id":"3xLQpY3f33Yz2z0xWUbLcH","type":"track"}

アングレイデイズ
type: MusicRecording
duration: PT3M0S
duration ms: 180000
explicit: false
by artist: ツミキ
in album: SAKKAC CRAFT
  type: MusicAlbum
  date published: 2021-02-03
isrc code: JPP302000703
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T10:00:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xafbfbd8f09c7c4f68c56ec7fe8fb30c5edb0748604857bd33fad6e1b37d1bb12
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/0D6nkihMwftoet1pTtxfV4.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0D6nkihMwftoet1pTtxfV4
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xafbfbd8f09c7c4f68c56ec7fe8fb30c5edb0748604857bd33fad6e1b37d1bb12","isrc":"JPP302000703","name":"アングレイデイズ","registered_at":"2026-06-06T10:00:24Z","spotify_id":"0D6nkihMwftoet1pTtxfV4","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xafbfbd8f09c7c4f68c56ec7fe8fb30c5edb0748604857bd33fad6e1b37d1bb12. 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/0D6nkihMwftoet1pTtxfV4.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0D6nkihMwftoet1pTtxfV4.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xafbfbd8f09c7c4f68c56ec7fe8fb30c5edb0748604857bd33fad6e1b37d1bb12","isrc":"JPP302000703","name":"アングレイデイズ","registered_at":"2026-06-06T10:00:24Z","spotify_id":"0D6nkihMwftoet1pTtxfV4","type":"track"}

スイサイ/アンブレラ/ロクガツ/ドライフラワ
type: MusicRecording
duration: PT3M18S
duration ms: 198600
explicit: false
by artist: ツミキ
in album: SAKKAC CRAFT
  type: MusicAlbum
  date published: 2021-02-03
isrc code: JPP302000704
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T07:00:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1bf91084ebdf57b083c6ca376becd64d25663f7c563dceb2c6dd9dcfded4a13c
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/6OlTsaJuW86xtja1HYKjew.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6OlTsaJuW86xtja1HYKjew
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1bf91084ebdf57b083c6ca376becd64d25663f7c563dceb2c6dd9dcfded4a13c","isrc":"JPP302000704","name":"スイサイ/アンブレラ/ロクガツ/ドライフラワ","registered_at":"2026-06-09T07:00:36Z","spotify_id":"6OlTsaJuW86xtja1HYKjew","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1bf91084ebdf57b083c6ca376becd64d25663f7c563dceb2c6dd9dcfded4a13c. 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/6OlTsaJuW86xtja1HYKjew.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6OlTsaJuW86xtja1HYKjew.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x1bf91084ebdf57b083c6ca376becd64d25663f7c563dceb2c6dd9dcfded4a13c","isrc":"JPP302000704","name":"スイサイ/アンブレラ/ロクガツ/ドライフラワ","registered_at":"2026-06-09T07:00:36Z","spotify_id":"6OlTsaJuW86xtja1HYKjew","type":"track"}

チューイン・ディスコ
type: MusicAlbum
date published: 2024-08-21
track: チューイン・ディスコ
  type: MusicRecording
  duration: PT2M57S
  duration ms: 177766
  explicit: false
  by artist: 花譜
  by artist: ツミキ
  in album: チューイン・ディスコ
    type: MusicAlbum
    date published: 2024-08-21
  isrc code: JPY392402121
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T03:37:16+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xda3c5c14240ea3e78cf5636cc22edd4868a456725faf843b4a439cb58a338765
  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/4BQDsKhTfd2JX1M2ajkOJu.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4BQDsKhTfd2JX1M2ajkOJu
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xda3c5c14240ea3e78cf5636cc22edd4868a456725faf843b4a439cb58a338765","isrc":"JPY392402121","name":"チューイン・ディスコ","registered_at":"2026-06-06T03:37:16Z","spotify_id":"4BQDsKhTfd2JX1M2ajkOJu","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda3c5c14240ea3e78cf5636cc22edd4868a456725faf843b4a439cb58a338765. 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/4BQDsKhTfd2JX1M2ajkOJu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4BQDsKhTfd2JX1M2ajkOJu.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0xda3c5c14240ea3e78cf5636cc22edd4868a456725faf843b4a439cb58a338765","isrc":"JPY392402121","name":"チューイン・ディスコ","registered_at":"2026-06-06T03:37:16Z","spotify_id":"4BQDsKhTfd2JX1M2ajkOJu","type":"track"}

IVY
type: MusicAlbum
date published: 2024-05-23
track: IVY
  type: MusicRecording
  duration: PT3M14S
  duration ms: 194863
  explicit: false
  by artist: 初星学園
  by artist: ツミキ
  by artist: 月村手毬
  in album: IVY
    type: MusicAlbum
    date published: 2024-05-23
  isrc code: JPX832004727
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T23:15:47+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1aca3a6b4cb98b3552a05972a614fb26a8f3c92c430814802aee6cb85d3929ad
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953515
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953515
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2yh1xkPFRmiOrpXAMF5Y6r.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2yh1xkPFRmiOrpXAMF5Y6r
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  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 0x1aca3a6b4cb98b3552a05972a614fb26a8f3c92c430814802aee6cb85d3929ad. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2yh1xkPFRmiOrpXAMF5Y6r.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2yh1xkPFRmiOrpXAMF5Y6r.
    date published: 2026-06-13T12:53:06Z
track: IVY - Instrumental
  type: MusicRecording
  duration: PT3M14S
  duration ms: 194863
  explicit: false
  by artist: 初星学園
  by artist: ツミキ
  by artist: 月村手毬
  in album: IVY
    type: MusicAlbum
    date published: 2024-05-23
  isrc code: JPX832004729

シャットダウン・シティ
type: MusicAlbum
date published: 2023-09-08
track: シャットダウン・シティ
  type: MusicRecording
  duration: PT3M57S
  duration ms: 237746
  explicit: false
  by artist: ツミキ
  by artist: DREAMERS
  in album: シャットダウン・シティ
    type: MusicAlbum
    date published: 2023-09-08
  isrc code: JPP302300497
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T16:39:18+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x62add03c9ba02fbb11efb93315678c7a4a4b0dbf4177577d0b689179134508ec
  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/0LWiX4H7Xyqhy2qcsUUXNs.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0LWiX4H7Xyqhy2qcsUUXNs
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x62add03c9ba02fbb11efb93315678c7a4a4b0dbf4177577d0b689179134508ec","isrc":"JPP302300497","name":"シャットダウン・シティ","registered_at":"2026-06-10T16:39:18Z","spotify_id":"0LWiX4H7Xyqhy2qcsUUXNs","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x62add03c9ba02fbb11efb93315678c7a4a4b0dbf4177577d0b689179134508ec. 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/0LWiX4H7Xyqhy2qcsUUXNs.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0LWiX4H7Xyqhy2qcsUUXNs.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x62add03c9ba02fbb11efb93315678c7a4a4b0dbf4177577d0b689179134508ec","isrc":"JPP302300497","name":"シャットダウン・シティ","registered_at":"2026-06-10T16:39:18Z","spotify_id":"0LWiX4H7Xyqhy2qcsUUXNs","type":"track"}

カルチャ
type: MusicAlbum
date published: 2022-10-16
track: カルチャ (feat. 初音ミク)
  type: MusicRecording
  duration: PT2M31S
  duration ms: 151133
  explicit: false
  by artist: ツミキ
  by artist: Hatsune Miku
  in album: カルチャ
    type: MusicAlbum
    date published: 2022-10-16
  isrc code: JP92Q2200775
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T11:44:16+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x34dbdd8f46be33be24e89f21664bc946df917779e58c6ad12ec8e70b3b91378c
  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/0dt8ev3Jebpwk6Z1eNYJaS.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0dt8ev3Jebpwk6Z1eNYJaS
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x34dbdd8f46be33be24e89f21664bc946df917779e58c6ad12ec8e70b3b91378c","isrc":"JP92Q2200775","name":"カルチャ (feat. 初音ミク)","registered_at":"2026-06-04T11:44:16Z","spotify_id":"0dt8ev3Jebpwk6Z1eNYJaS","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34dbdd8f46be33be24e89f21664bc946df917779e58c6ad12ec8e70b3b91378c. 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/0dt8ev3Jebpwk6Z1eNYJaS.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0dt8ev3Jebpwk6Z1eNYJaS.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x34dbdd8f46be33be24e89f21664bc946df917779e58c6ad12ec8e70b3b91378c","isrc":"JP92Q2200775","name":"カルチャ (feat. 初音ミク)","registered_at":"2026-06-04T11:44:16Z","spotify_id":"0dt8ev3Jebpwk6Z1eNYJaS","type":"track"}

Noisy Love Songs - MAISONdes × URUSEIYATSURA Complete Collection -
type: MusicAlbum
date published: 2024-06-05
track: アイウエ
  type: MusicRecording
  duration: PT3M44S
  duration ms: 224066
  explicit: false
  by artist: MAISONdes
  by artist: 美波
  by artist: SAKURAmoti
  in album: Noisy Love Songs - MAISONdes × URUSEIYATSURA Complete Collection -
    type: MusicAlbum
    date published: 2024-06-05
  isrc code: JPU902203509
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T08:19:20+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9e30e46279b80f10b223826f2f702f6c7d6b0124d38140af0b5c5592b34f592f
  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/4zH2qPi7heZjwZFS3PHgym.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4zH2qPi7heZjwZFS3PHgym
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x9e30e46279b80f10b223826f2f702f6c7d6b0124d38140af0b5c5592b34f592f","isrc":"JPU902203509","name":"アイウエ","registered_at":"2026-06-04T08:19:20Z","spotify_id":"4zH2qPi7heZjwZFS3PHgym","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e30e46279b80f10b223826f2f702f6c7d6b0124d38140af0b5c5592b34f592f. 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/4zH2qPi7heZjwZFS3PHgym.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4zH2qPi7heZjwZFS3PHgym.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x9e30e46279b80f10b223826f2f702f6c7d6b0124d38140af0b5c5592b34f592f","isrc":"JPU902203509","name":"アイウエ","registered_at":"2026-06-04T08:19:20Z","spotify_id":"4zH2qPi7heZjwZFS3PHgym","type":"track"}
track: トウキョウ・シャンディ・ランデヴ
  type: MusicRecording
  duration: PT3M6S
  duration ms: 186253
  explicit: false
  by artist: MAISONdes
  by artist: 花譜
  by artist: ツミキ
  in album: Noisy Love Songs - MAISONdes × URUSEIYATSURA Complete Collection -
    type: MusicAlbum
    date published: 2024-06-05
  isrc code: JPU902203510
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T03:02:37+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b
  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/6GoxKIpAcVnkR2zQyRa6EF.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6GoxKIpAcVnkR2zQyRa6EF
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b","isrc":"JPU902203510","name":"トウキョウ・シャンディ・ランデヴ","registered_at":"2026-06-04T03:02:37Z","spotify_id":"6GoxKIpAcVnkR2zQyRa6EF","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b. 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/6GoxKIpAcVnkR2zQyRa6EF.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6GoxKIpAcVnkR2zQyRa6EF.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b","isrc":"JPU902203510","name":"トウキョウ・シャンディ・ランデヴ","registered_at":"2026-06-04T03:02:37Z","spotify_id":"6GoxKIpAcVnkR2zQyRa6EF","type":"track"}
track: アイワナムチュー
  type: MusicRecording
  duration: PT3M27S
  duration ms: 207226
  explicit: false
  by artist: MAISONdes
  by artist: asmi
  by artist: すりぃ
  in album: Noisy Love Songs - MAISONdes × URUSEIYATSURA Complete Collection -
    type: MusicAlbum
    date published: 2024-06-05
  isrc code: JPU902205106
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T08:28:24+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x651536f05fddce20a5e5aa7a1129d737ca1beccaf7f08bd0dd8f7171d919a5e3
  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/1zUqxg018qnfvE2vtomEOQ.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1zUqxg018qnfvE2vtomEOQ
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x651536f05fddce20a5e5aa7a1129d737ca1beccaf7f08bd0dd8f7171d919a5e3","isrc":"JPU902205106","name":"アイワナムチュー","registered_at":"2026-06-04T08:28:24Z","spotify_id":"1zUqxg018qnfvE2vtomEOQ","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x651536f05fddce20a5e5aa7a1129d737ca1beccaf7f08bd0dd8f7171d919a5e3. 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/1zUqxg018qnfvE2vtomEOQ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1zUqxg018qnfvE2vtomEOQ.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x651536f05fddce20a5e5aa7a1129d737ca1beccaf7f08bd0dd8f7171d919a5e3","isrc":"JPU902205106","name":"アイワナムチュー","registered_at":"2026-06-04T08:28:24Z","spotify_id":"1zUqxg018qnfvE2vtomEOQ","type":"track"}
track: アイタリナイ
  type: MusicRecording
  duration: PT2M43S
  duration ms: 163853
  explicit: false
  by artist: MAISONdes
  by artist: yama
  by artist: ニト。
  in album: Noisy Love Songs - MAISONdes × URUSEIYATSURA Complete Collection -
    type: MusicAlbum
    date published: 2024-06-05
  isrc code: JPU902205107
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T08:08:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x527faa9f593635fd5c38c0da6ae0a3e229ece3502649ba7fdd732aaced93d42b
  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/58tyTrZH1pt8esOLGynycj.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/58tyTrZH1pt8esOLGynycj
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x527faa9f593635fd5c38c0da6ae0a3e229ece3502649ba7fdd732aaced93d42b","isrc":"JPU902205107","name":"アイタリナイ","registered_at":"2026-06-04T08:08:50Z","spotify_id":"58tyTrZH1pt8esOLGynycj","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x527faa9f593635fd5c38c0da6ae0a3e229ece3502649ba7fdd732aaced93d42b. 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/58tyTrZH1pt8esOLGynycj.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/58tyTrZH1pt8esOLGynycj.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x527faa9f593635fd5c38c0da6ae0a3e229ece3502649ba7fdd732aaced93d42b","isrc":"JPU902205107","name":"アイタリナイ","registered_at":"2026-06-04T08:08:50Z","spotify_id":"58tyTrZH1pt8esOLGynycj","type":"track"}
track: トラエノヒメ
track: もういいもん
track: ロックオン
track: 雷櫻
track: バイマイダーリン
track: 春紛い

トラエノヒメ
type: MusicRecording
duration: PT2M55S
duration ms: 175586
explicit: false
by artist: MAISONdes
by artist: むﾄ
by artist: Sohbana
in album: Noisy Love Songs - MAISONdes × URUSEIYATSURA Complete Collection -
  type: MusicAlbum
  date published: 2024-06-05
isrc code: JPU902300569
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T21:09:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0be5abf92455a8840c92fed2271fb6e69f7982011b86abe16e0513b6585355e0
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/5aCiUiRkWFAOnJ6yUdjbmH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5aCiUiRkWFAOnJ6yUdjbmH
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0be5abf92455a8840c92fed2271fb6e69f7982011b86abe16e0513b6585355e0","isrc":"JPU902300569","name":"トラエノヒメ","registered_at":"2026-06-05T21:09:01Z","spotify_id":"5aCiUiRkWFAOnJ6yUdjbmH","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0be5abf92455a8840c92fed2271fb6e69f7982011b86abe16e0513b6585355e0. 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/5aCiUiRkWFAOnJ6yUdjbmH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5aCiUiRkWFAOnJ6yUdjbmH.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x0be5abf92455a8840c92fed2271fb6e69f7982011b86abe16e0513b6585355e0","isrc":"JPU902300569","name":"トラエノヒメ","registered_at":"2026-06-05T21:09:01Z","spotify_id":"5aCiUiRkWFAOnJ6yUdjbmH","type":"track"}

もういいもん
type: MusicRecording
duration: PT3M19S
duration ms: 199920
explicit: false
by artist: MAISONdes
by artist: KANKAN
by artist: ハイノミ
in album: Noisy Love Songs - MAISONdes × URUSEIYATSURA Complete Collection -
  type: MusicAlbum
  date published: 2024-06-05
isrc code: JPU902300570
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T15:23:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3423cf50e4a880b1f5f407b7d76ed40c5205e69d18d10aee2c593d1040c16862
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/5a7kN9czhTVRdcldkLHzu4.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5a7kN9czhTVRdcldkLHzu4
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3423cf50e4a880b1f5f407b7d76ed40c5205e69d18d10aee2c593d1040c16862","isrc":"JPU902300570","name":"もういいもん","registered_at":"2026-06-06T15:23:50Z","spotify_id":"5a7kN9czhTVRdcldkLHzu4","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3423cf50e4a880b1f5f407b7d76ed40c5205e69d18d10aee2c593d1040c16862. 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/5a7kN9czhTVRdcldkLHzu4.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5a7kN9czhTVRdcldkLHzu4.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x3423cf50e4a880b1f5f407b7d76ed40c5205e69d18d10aee2c593d1040c16862","isrc":"JPU902300570","name":"もういいもん","registered_at":"2026-06-06T15:23:50Z","spotify_id":"5a7kN9czhTVRdcldkLHzu4","type":"track"}

ロックオン
type: MusicRecording
duration: PT2M49S
duration ms: 169266
explicit: false
by artist: MAISONdes
by artist: はしメロ
by artist: 巡巡
in album: Noisy Love Songs - MAISONdes × URUSEIYATSURA Complete Collection -
  type: MusicAlbum
  date published: 2024-06-05
isrc code: JPU902305249
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T16:42:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x144ce622964d3601ae7df39cd65f7da15777bbf2ccff1d41836fa7f522920e2e
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/5wyhQozhYtaZYa1cWoOHwA.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5wyhQozhYtaZYa1cWoOHwA
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x144ce622964d3601ae7df39cd65f7da15777bbf2ccff1d41836fa7f522920e2e","isrc":"JPU902305249","name":"ロックオン","registered_at":"2026-06-04T16:42:54Z","spotify_id":"5wyhQozhYtaZYa1cWoOHwA","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x144ce622964d3601ae7df39cd65f7da15777bbf2ccff1d41836fa7f522920e2e. 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/5wyhQozhYtaZYa1cWoOHwA.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5wyhQozhYtaZYa1cWoOHwA.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x144ce622964d3601ae7df39cd65f7da15777bbf2ccff1d41836fa7f522920e2e","isrc":"JPU902305249","name":"ロックオン","registered_at":"2026-06-04T16:42:54Z","spotify_id":"5wyhQozhYtaZYa1cWoOHwA","type":"track"}

雷櫻
type: MusicRecording
duration: PT3M40S
duration ms: 220000
explicit: false
by artist: MAISONdes
by artist: 9Lana
by artist: SAKURAmoti
in album: Noisy Love Songs - MAISONdes × URUSEIYATSURA Complete Collection -
  type: MusicAlbum
  date published: 2024-06-05
isrc code: JPU902305248
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T13:55:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf8568d957a53f82dde62cd2a52961f3dfc650236444903b68494712213d678b6
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/6U0wYZAYBhQueRfERhMSl8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6U0wYZAYBhQueRfERhMSl8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf8568d957a53f82dde62cd2a52961f3dfc650236444903b68494712213d678b6","isrc":"JPU902305248","name":"雷櫻","registered_at":"2026-06-04T13:55:21Z","spotify_id":"6U0wYZAYBhQueRfERhMSl8","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8568d957a53f82dde62cd2a52961f3dfc650236444903b68494712213d678b6. 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/6U0wYZAYBhQueRfERhMSl8.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6U0wYZAYBhQueRfERhMSl8.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xf8568d957a53f82dde62cd2a52961f3dfc650236444903b68494712213d678b6","isrc":"JPU902305248","name":"雷櫻","registered_at":"2026-06-04T13:55:21Z","spotify_id":"6U0wYZAYBhQueRfERhMSl8","type":"track"}

バイマイダーリン
type: MusicRecording
duration: PT2M41S
duration ms: 161800
explicit: false
by artist: MAISONdes
by artist: みきまりあ
by artist: ニト。
in album: Noisy Love Songs - MAISONdes × URUSEIYATSURA Complete Collection -
  type: MusicAlbum
  date published: 2024-06-05
isrc code: JPU902401072
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T08:20:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbf28498d3cdf9316d4e8c2b6685fc1b5c5bc3d8bc9416c94892aa5d903946a3b
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/5OX3zuzHJvY6jpvoWaS8c9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5OX3zuzHJvY6jpvoWaS8c9
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbf28498d3cdf9316d4e8c2b6685fc1b5c5bc3d8bc9416c94892aa5d903946a3b","isrc":"JPU902401072","name":"バイマイダーリン","registered_at":"2026-06-05T08:20:46Z","spotify_id":"5OX3zuzHJvY6jpvoWaS8c9","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf28498d3cdf9316d4e8c2b6685fc1b5c5bc3d8bc9416c94892aa5d903946a3b. 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/5OX3zuzHJvY6jpvoWaS8c9.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5OX3zuzHJvY6jpvoWaS8c9.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xbf28498d3cdf9316d4e8c2b6685fc1b5c5bc3d8bc9416c94892aa5d903946a3b","isrc":"JPU902401072","name":"バイマイダーリン","registered_at":"2026-06-05T08:20:46Z","spotify_id":"5OX3zuzHJvY6jpvoWaS8c9","type":"track"}

春紛い
type: MusicRecording
duration: PT3M13S
duration ms: 193226
explicit: false
by artist: MAISONdes
by artist: Ayuni D
by artist: ニト。
in album: Noisy Love Songs - MAISONdes × URUSEIYATSURA Complete Collection -
  type: MusicAlbum
  date published: 2024-06-05
isrc code: JPU902400956
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T15:27:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa68df78dbc074c027640d792243a15016011aaede33013f9a614db5f985f04d1
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/1lrHItnVlNRaFwp3JMCREN.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1lrHItnVlNRaFwp3JMCREN
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa68df78dbc074c027640d792243a15016011aaede33013f9a614db5f985f04d1","isrc":"JPU902400956","name":"春紛い","registered_at":"2026-06-04T15:27:28Z","spotify_id":"1lrHItnVlNRaFwp3JMCREN","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa68df78dbc074c027640d792243a15016011aaede33013f9a614db5f985f04d1. 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/1lrHItnVlNRaFwp3JMCREN.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1lrHItnVlNRaFwp3JMCREN.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xa68df78dbc074c027640d792243a15016011aaede33013f9a614db5f985f04d1","isrc":"JPU902400956","name":"春紛い","registered_at":"2026-06-04T15:27:28Z","spotify_id":"1lrHItnVlNRaFwp3JMCREN","type":"track"}

KAF+YOU KAFU COMPILATION ALBUM シンメトリー
type: MusicAlbum
date published: 2021-12-18
track: メスト
  type: MusicRecording
  duration: PT3M19S
  duration ms: 199108
  explicit: false
  by artist: Kairikibear
  by artist: 可不
  in album: KAF+YOU KAFU COMPILATION ALBUM シンメトリー
    type: MusicAlbum
    date published: 2021-12-18
  isrc code: JPB602142099
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T17:28:28+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc85d98e200f3f5f12d7739bb9b02ebbee122589c67e25fa5dd16f7c02463e6f0
  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/5ZD7Oz6ALPy12Q3Y04KTHB.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5ZD7Oz6ALPy12Q3Y04KTHB
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xc85d98e200f3f5f12d7739bb9b02ebbee122589c67e25fa5dd16f7c02463e6f0","isrc":"JPB602142099","name":"メスト","registered_at":"2026-06-08T17:28:28Z","spotify_id":"5ZD7Oz6ALPy12Q3Y04KTHB","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc85d98e200f3f5f12d7739bb9b02ebbee122589c67e25fa5dd16f7c02463e6f0. 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/5ZD7Oz6ALPy12Q3Y04KTHB.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5ZD7Oz6ALPy12Q3Y04KTHB.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0xc85d98e200f3f5f12d7739bb9b02ebbee122589c67e25fa5dd16f7c02463e6f0","isrc":"JPB602142099","name":"メスト","registered_at":"2026-06-08T17:28:28Z","spotify_id":"5ZD7Oz6ALPy12Q3Y04KTHB","type":"track"}
track: YONAKI
  type: MusicRecording
  duration: PT4M33S
  duration ms: 273518
  explicit: false
  by artist: みきとP
  by artist: 可不
  in album: KAF+YOU KAFU COMPILATION ALBUM シンメトリー
    type: MusicAlbum
    date published: 2021-12-18
  isrc code: JPB602142100
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T08:18:22+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc5b447e075f916b66d59bc122cf5c91da164ab757018f49ad087282cd3888766
  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/3WED83Nl8eljMkejjbsvXN.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3WED83Nl8eljMkejjbsvXN
  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 0xc5b447e075f916b66d59bc122cf5c91da164ab757018f49ad087282cd3888766. 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/3WED83Nl8eljMkejjbsvXN.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3WED83Nl8eljMkejjbsvXN.
    date published: 2026-07-02T03:30:09Z
track: フーリッシュフール
  type: MusicRecording
  duration: PT3M4S
  duration ms: 184375
  explicit: false
  by artist: 栗山夕璃
  by artist: Nanashi Hachiya
  by artist: 可不
  in album: KAF+YOU KAFU COMPILATION ALBUM シンメトリー
    type: MusicAlbum
    date published: 2021-12-18
  isrc code: JPB602142101
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-17T12:54:05+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xff46ef8d228a1cf33e2646d4a3f14dc7e81c4f914c077786fd047bccbcbcb978
  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/3NRy1i3TndisA4XkyMShHb.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3NRy1i3TndisA4XkyMShHb
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-17T19:53:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xff46ef8d228a1cf33e2646d4a3f14dc7e81c4f914c077786fd047bccbcbcb978","isrc":"JPB602142101","name":"フーリッシュフール","registered_at":"2026-06-17T12:54:05Z","spotify_id":"3NRy1i3TndisA4XkyMShHb","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff46ef8d228a1cf33e2646d4a3f14dc7e81c4f914c077786fd047bccbcbcb978. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T19:53:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3NRy1i3TndisA4XkyMShHb.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3NRy1i3TndisA4XkyMShHb.
    date published: 2026-06-17T19:53:09Z
    text: {"copyright_id":"0xff46ef8d228a1cf33e2646d4a3f14dc7e81c4f914c077786fd047bccbcbcb978","isrc":"JPB602142101","name":"フーリッシュフール","registered_at":"2026-06-17T12:54:05Z","spotify_id":"3NRy1i3TndisA4XkyMShHb","type":"track"}
track: マーシャル・マキシマイザー
  type: MusicRecording
  duration: PT2M43S
  duration ms: 163686
  explicit: false
  by artist: 柊マグネタイト
  by artist: 可不
  in album: KAF+YOU KAFU COMPILATION ALBUM シンメトリー
    type: MusicAlbum
    date published: 2021-12-18
  isrc code: JPB602142102
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-02T00:14:10+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x06d9376ff910dac8595e4250e1ba3528003a617d66d2232011d78911e1aa60df
  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/38XY1ShCSiYwDaV51sFPT9.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/38XY1ShCSiYwDaV51sFPT9
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x06d9376ff910dac8595e4250e1ba3528003a617d66d2232011d78911e1aa60df","isrc":"JPB602142102","name":"マーシャル・マキシマイザー","registered_at":"2026-06-02T00:14:10Z","spotify_id":"38XY1ShCSiYwDaV51sFPT9","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06d9376ff910dac8595e4250e1ba3528003a617d66d2232011d78911e1aa60df. 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/38XY1ShCSiYwDaV51sFPT9.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/38XY1ShCSiYwDaV51sFPT9.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x06d9376ff910dac8595e4250e1ba3528003a617d66d2232011d78911e1aa60df","isrc":"JPB602142102","name":"マーシャル・マキシマイザー","registered_at":"2026-06-02T00:14:10Z","spotify_id":"38XY1ShCSiYwDaV51sFPT9","type":"track"}
track: フォニイ
  type: MusicRecording
  duration: PT3M9S
  duration ms: 189884
  explicit: false
  by artist: 可不
  by artist: ツミキ
  in album: KAF+YOU KAFU COMPILATION ALBUM シンメトリー
  isrc code: JPB602142103
  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: 水面下
track: 社会距離
track: ひみつのユーフォー

可不
type: MusicGroup

ツミキ
type: MusicGroup

KAF+YOU KAFU COMPILATION ALBUM シンメトリー
type: MusicAlbum
date published: 2021-12-18

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-01T20:00:07+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x74855b8c423908237f552b433d89c392f1359c25ad9cf587d2d7af2ecba68b30

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953513

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/953513

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/2UUwBDALzJuThY88Ro2lD2.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2UUwBDALzJuThY88Ro2lD2

OTSTimestamp
type: PropertyValue
value: 2026-06-13T12:47:07Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x74855b8c423908237f552b433d89c392f1359c25ad9cf587d2d7af2ecba68b30","isrc":"JPB602142103","name":"フォニイ","registered_at":"2026-06-01T20:00:07Z","spotify_id":"2UUwBDALzJuThY88Ro2lD2","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 0x74855b8c423908237f552b433d89c392f1359c25ad9cf587d2d7af2ecba68b30. 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/2UUwBDALzJuThY88Ro2lD2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2UUwBDALzJuThY88Ro2lD2.
date published: 2026-06-13T12:47:07Z
text: {"copyright_id":"0x74855b8c423908237f552b433d89c392f1359c25ad9cf587d2d7af2ecba68b30","isrc":"JPB602142103","name":"フォニイ","registered_at":"2026-06-01T20:00:07Z","spotify_id":"2UUwBDALzJuThY88Ro2lD2","type":"track"}

水面下
type: MusicRecording
duration: PT3M41S
duration ms: 221454
explicit: false
by artist: 可不
by artist: Parsley Onuma
in album: KAF+YOU KAFU COMPILATION ALBUM シンメトリー
  type: MusicAlbum
  date published: 2021-12-18
isrc code: JPB602170092
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T16:38:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x55807df1068bec0e736a33c3bb8648b1439a26ab6a9c0899896cb5c7c1628dd6
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/5zkUvpxbaV8ED0ag1AjGhM.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5zkUvpxbaV8ED0ag1AjGhM
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x55807df1068bec0e736a33c3bb8648b1439a26ab6a9c0899896cb5c7c1628dd6","isrc":"JPB602170092","name":"水面下","registered_at":"2026-06-25T16:38:50Z","spotify_id":"5zkUvpxbaV8ED0ag1AjGhM","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x55807df1068bec0e736a33c3bb8648b1439a26ab6a9c0899896cb5c7c1628dd6. 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/5zkUvpxbaV8ED0ag1AjGhM.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5zkUvpxbaV8ED0ag1AjGhM.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x55807df1068bec0e736a33c3bb8648b1439a26ab6a9c0899896cb5c7c1628dd6","isrc":"JPB602170092","name":"水面下","registered_at":"2026-06-25T16:38:50Z","spotify_id":"5zkUvpxbaV8ED0ag1AjGhM","type":"track"}

社会距離
type: MusicRecording
duration: PT4M4S
duration ms: 244236
explicit: false
by artist: 可不
by artist: 40mP
in album: KAF+YOU KAFU COMPILATION ALBUM シンメトリー
  type: MusicAlbum
  date published: 2021-12-18
isrc code: JPB602142104
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T15:19:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0f176f4a106e1a09cb1ef20aefe6b42cf4a00b9aede91c91e9e99dad2f872e38
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/0vQIkcsXTgB34QdW7vnvJD.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0vQIkcsXTgB34QdW7vnvJD
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0f176f4a106e1a09cb1ef20aefe6b42cf4a00b9aede91c91e9e99dad2f872e38","isrc":"JPB602142104","name":"社会距離","registered_at":"2026-06-10T15:19:27Z","spotify_id":"0vQIkcsXTgB34QdW7vnvJD","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f176f4a106e1a09cb1ef20aefe6b42cf4a00b9aede91c91e9e99dad2f872e38. 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/0vQIkcsXTgB34QdW7vnvJD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0vQIkcsXTgB34QdW7vnvJD.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x0f176f4a106e1a09cb1ef20aefe6b42cf4a00b9aede91c91e9e99dad2f872e38","isrc":"JPB602142104","name":"社会距離","registered_at":"2026-06-10T15:19:27Z","spotify_id":"0vQIkcsXTgB34QdW7vnvJD","type":"track"}

ひみつのユーフォー
type: MusicRecording
duration: PT3M16S
duration ms: 196036
explicit: false
by artist: 可不
by artist: Nayutalien
in album: KAF+YOU KAFU COMPILATION ALBUM シンメトリー
  type: MusicAlbum
  date published: 2021-12-18
isrc code: JPB602142105
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T21:02:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdfaf880540195d6fbc351c95898701138424011abfad9f7b860c1ea6ec85eb7f
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/45Y4qTpzw0aPiBjUnx6mG2.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/45Y4qTpzw0aPiBjUnx6mG2
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xdfaf880540195d6fbc351c95898701138424011abfad9f7b860c1ea6ec85eb7f","isrc":"JPB602142105","name":"ひみつのユーフォー","registered_at":"2026-06-20T21:02:27Z","spotify_id":"45Y4qTpzw0aPiBjUnx6mG2","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdfaf880540195d6fbc351c95898701138424011abfad9f7b860c1ea6ec85eb7f. 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/45Y4qTpzw0aPiBjUnx6mG2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/45Y4qTpzw0aPiBjUnx6mG2.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xdfaf880540195d6fbc351c95898701138424011abfad9f7b860c1ea6ec85eb7f","isrc":"JPB602142105","name":"ひみつのユーフォー","registered_at":"2026-06-20T21:02:27Z","spotify_id":"45Y4qTpzw0aPiBjUnx6mG2","type":"track"}

初音ミク「マジカルミライ 2023」OFFICIAL ALBUM
type: MusicAlbum
date published: 2023-07-26
track: HERO (feat. 初音ミク)
  type: MusicRecording
  duration: PT3M24S
  duration ms: 204166
  explicit: false
  by artist: Ayase
  by artist: Hatsune Miku
  in album: 初音ミク「マジカルミライ 2023」OFFICIAL ALBUM
    type: MusicAlbum
    date published: 2023-07-26
  isrc code: JP92Q2301487
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T11:22:03+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd413f52e5f1e8b8190618324c24ca73081017f914631081eab0a181c874b43b6
  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/4oJVybTP5RihSfOn5sxf3W.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4oJVybTP5RihSfOn5sxf3W
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xd413f52e5f1e8b8190618324c24ca73081017f914631081eab0a181c874b43b6","isrc":"JP92Q2301487","name":"HERO (feat. 初音ミク)","registered_at":"2026-06-04T11:22:03Z","spotify_id":"4oJVybTP5RihSfOn5sxf3W","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd413f52e5f1e8b8190618324c24ca73081017f914631081eab0a181c874b43b6. 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/4oJVybTP5RihSfOn5sxf3W.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4oJVybTP5RihSfOn5sxf3W.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0xd413f52e5f1e8b8190618324c24ca73081017f914631081eab0a181c874b43b6","isrc":"JP92Q2301487","name":"HERO (feat. 初音ミク)","registered_at":"2026-06-04T11:22:03Z","spotify_id":"4oJVybTP5RihSfOn5sxf3W","type":"track"}
track: カルチャ (feat. 初音ミク)
  type: MusicRecording
  duration: PT2M33S
  duration ms: 153000
  explicit: false
  by artist: ツミキ
  by artist: Hatsune Miku
  in album: 初音ミク「マジカルミライ 2023」OFFICIAL ALBUM
    type: MusicAlbum
    date published: 2023-07-26
  isrc code: JP92Q2301488
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T07:05:21+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x234fc5e5dcf85e955be14a5cfd7b5af6005eddbf620623fc08c47e35a7f32260
  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/6Dlu0GCMVZvOf3xgL8sg7L.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6Dlu0GCMVZvOf3xgL8sg7L
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x234fc5e5dcf85e955be14a5cfd7b5af6005eddbf620623fc08c47e35a7f32260","isrc":"JP92Q2301488","name":"カルチャ (feat. 初音ミク)","registered_at":"2026-06-09T07:05:21Z","spotify_id":"6Dlu0GCMVZvOf3xgL8sg7L","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x234fc5e5dcf85e955be14a5cfd7b5af6005eddbf620623fc08c47e35a7f32260. 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/6Dlu0GCMVZvOf3xgL8sg7L.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6Dlu0GCMVZvOf3xgL8sg7L.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x234fc5e5dcf85e955be14a5cfd7b5af6005eddbf620623fc08c47e35a7f32260","isrc":"JP92Q2301488","name":"カルチャ (feat. 初音ミク)","registered_at":"2026-06-09T07:05:21Z","spotify_id":"6Dlu0GCMVZvOf3xgL8sg7L","type":"track"}
track: ヘッジホッグ (feat. 鏡音リン)
  type: MusicRecording
  duration: PT3M37S
  duration ms: 217000
  explicit: false
  by artist: Noz.
  by artist: Kagamine Rin
  in album: 初音ミク「マジカルミライ 2023」OFFICIAL ALBUM
    type: MusicAlbum
    date published: 2023-07-26
  isrc code: JP92Q2301489
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T23:40:38+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3ce9e0d691a517f7eba6d93710badaa223d6eb58b5c695f2426240583bb866b0
  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/3vaNlnDQyZREpPhGdfSAxv.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3vaNlnDQyZREpPhGdfSAxv
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x3ce9e0d691a517f7eba6d93710badaa223d6eb58b5c695f2426240583bb866b0","isrc":"JP92Q2301489","name":"ヘッジホッグ (feat. 鏡音リン)","registered_at":"2026-06-06T23:40:38Z","spotify_id":"3vaNlnDQyZREpPhGdfSAxv","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ce9e0d691a517f7eba6d93710badaa223d6eb58b5c695f2426240583bb866b0. 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/3vaNlnDQyZREpPhGdfSAxv.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3vaNlnDQyZREpPhGdfSAxv.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x3ce9e0d691a517f7eba6d93710badaa223d6eb58b5c695f2426240583bb866b0","isrc":"JP92Q2301489","name":"ヘッジホッグ (feat. 鏡音リン)","registered_at":"2026-06-06T23:40:38Z","spotify_id":"3vaNlnDQyZREpPhGdfSAxv","type":"track"}
track: レッドランドマーカー (feat. MEIKO)
  type: MusicRecording
  duration: PT3M25S
  duration ms: 205000
  explicit: false
  by artist: Twinfield
  by artist: MEIKO
  in album: 初音ミク「マジカルミライ 2023」OFFICIAL ALBUM
    type: MusicAlbum
    date published: 2023-07-26
  isrc code: JP92Q2200790
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T02:52:08+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1aab578eff5b7c018983e081d5f2838e10ee0583a81964b093961415e7281e29
  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/32d7QKwOIbIEz70kStUAuX.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/32d7QKwOIbIEz70kStUAuX
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x1aab578eff5b7c018983e081d5f2838e10ee0583a81964b093961415e7281e29","isrc":"JP92Q2200790","name":"レッドランドマーカー (feat. MEIKO)","registered_at":"2026-06-10T02:52:08Z","spotify_id":"32d7QKwOIbIEz70kStUAuX","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1aab578eff5b7c018983e081d5f2838e10ee0583a81964b093961415e7281e29. 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/32d7QKwOIbIEz70kStUAuX.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/32d7QKwOIbIEz70kStUAuX.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x1aab578eff5b7c018983e081d5f2838e10ee0583a81964b093961415e7281e29","isrc":"JP92Q2200790","name":"レッドランドマーカー (feat. MEIKO)","registered_at":"2026-06-10T02:52:08Z","spotify_id":"32d7QKwOIbIEz70kStUAuX","type":"track"}
track: king妃jack躍 (feat. 初音ミク)
  type: MusicRecording
  duration: PT4M4S
  duration ms: 244000
  explicit: false
  by artist: 宮守文学
  by artist: Hatsune Miku
  in album: 初音ミク「マジカルミライ 2023」OFFICIAL ALBUM
  isrc code: JP92Q2301442
  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: drop pop candy (feat. 鏡音リン&巡音ルカ)
track: GEDO (feat. 鏡音レン)
track: 抜錨 (feat. 巡音ルカ)
track: 敗走 (feat. KAITO)
track: インビテーション！ (feat. 初音ミク)

宮守文学
type: MusicGroup

Hatsune Miku
type: MusicGroup

初音ミク「マジカルミライ 2023」OFFICIAL ALBUM
type: MusicAlbum
date published: 2023-07-26

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-08T19:24:31+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xe56efc7f569b5b99f77faf06967b0ddbac75ca339b31837c21b8053222f8dfc0

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/1QHjL602QVa5fJGjI6IjKp.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1QHjL602QVa5fJGjI6IjKp

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xe56efc7f569b5b99f77faf06967b0ddbac75ca339b31837c21b8053222f8dfc0","isrc":"JP92Q2301442","name":"king妃jack躍 (feat. 初音ミク)","registered_at":"2026-06-08T19:24:31Z","spotify_id":"1QHjL602QVa5fJGjI6IjKp","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 0xe56efc7f569b5b99f77faf06967b0ddbac75ca339b31837c21b8053222f8dfc0. 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/1QHjL602QVa5fJGjI6IjKp.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1QHjL602QVa5fJGjI6IjKp.
date published: 2026-06-13T17:25:41Z
text: {"copyright_id":"0xe56efc7f569b5b99f77faf06967b0ddbac75ca339b31837c21b8053222f8dfc0","isrc":"JP92Q2301442","name":"king妃jack躍 (feat. 初音ミク)","registered_at":"2026-06-08T19:24:31Z","spotify_id":"1QHjL602QVa5fJGjI6IjKp","type":"track"}

drop pop candy (feat. 鏡音リン&巡音ルカ)
type: MusicRecording
duration: PT3M47S
duration ms: 227000
explicit: false
by artist: GigaReol
by artist: Kagamine Rin
by artist: Megurine Luka
in album: 初音ミク「マジカルミライ 2023」OFFICIAL ALBUM
  type: MusicAlbum
  date published: 2023-07-26
isrc code: JP92Q2301492
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T16:27:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x06026d662ed2addc9f7be20b1cb5968cef10336bea2bf27387a2ded8f4563645
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/7vLycr1Tkvs8y75zEysCuN.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7vLycr1Tkvs8y75zEysCuN
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x06026d662ed2addc9f7be20b1cb5968cef10336bea2bf27387a2ded8f4563645","isrc":"JP92Q2301492","name":"drop pop candy (feat. 鏡音リン&巡音ルカ)","registered_at":"2026-06-05T16:27:12Z","spotify_id":"7vLycr1Tkvs8y75zEysCuN","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06026d662ed2addc9f7be20b1cb5968cef10336bea2bf27387a2ded8f4563645. 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/7vLycr1Tkvs8y75zEysCuN.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7vLycr1Tkvs8y75zEysCuN.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x06026d662ed2addc9f7be20b1cb5968cef10336bea2bf27387a2ded8f4563645","isrc":"JP92Q2301492","name":"drop pop candy (feat. 鏡音リン&巡音ルカ)","registered_at":"2026-06-05T16:27:12Z","spotify_id":"7vLycr1Tkvs8y75zEysCuN","type":"track"}

GEDO (feat. 鏡音レン)
type: MusicRecording
duration: PT2M45S
duration ms: 165000
explicit: false
by artist: daraku
by artist: Kagamine Len
in album: 初音ミク「マジカルミライ 2023」OFFICIAL ALBUM
  type: MusicAlbum
  date published: 2023-07-26
isrc code: JP92Q2301493
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T16:41:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa96d8e610949cfc309b2c1cf9c2e1c50949e995fcea3ceeae1b6014bc50c4137
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/75qa9NtsTJ50IKA8qcUKKi.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/75qa9NtsTJ50IKA8qcUKKi
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa96d8e610949cfc309b2c1cf9c2e1c50949e995fcea3ceeae1b6014bc50c4137","isrc":"JP92Q2301493","name":"GEDO (feat. 鏡音レン)","registered_at":"2026-06-06T16:41:19Z","spotify_id":"75qa9NtsTJ50IKA8qcUKKi","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa96d8e610949cfc309b2c1cf9c2e1c50949e995fcea3ceeae1b6014bc50c4137. 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/75qa9NtsTJ50IKA8qcUKKi.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/75qa9NtsTJ50IKA8qcUKKi.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xa96d8e610949cfc309b2c1cf9c2e1c50949e995fcea3ceeae1b6014bc50c4137","isrc":"JP92Q2301493","name":"GEDO (feat. 鏡音レン)","registered_at":"2026-06-06T16:41:19Z","spotify_id":"75qa9NtsTJ50IKA8qcUKKi","type":"track"}

抜錨 (feat. 巡音ルカ)
type: MusicRecording
duration: PT3M23S
duration ms: 203000
explicit: false
by artist: ナナホシ管弦楽団
by artist: Megurine Luka
in album: 初音ミク「マジカルミライ 2023」OFFICIAL ALBUM
  type: MusicAlbum
  date published: 2023-07-26
isrc code: JP92Q2301494
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T21:09:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3e3fa436bdbbad3bc9e3a234fe8d7c88f4d9b16635018ba5d7ca88a1c5ee3f8b
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/1dWGsh47tTUhy7rzCpqeQA.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1dWGsh47tTUhy7rzCpqeQA
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3e3fa436bdbbad3bc9e3a234fe8d7c88f4d9b16635018ba5d7ca88a1c5ee3f8b","isrc":"JP92Q2301494","name":"抜錨 (feat. 巡音ルカ)","registered_at":"2026-06-05T21:09:15Z","spotify_id":"1dWGsh47tTUhy7rzCpqeQA","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e3fa436bdbbad3bc9e3a234fe8d7c88f4d9b16635018ba5d7ca88a1c5ee3f8b. 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/1dWGsh47tTUhy7rzCpqeQA.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1dWGsh47tTUhy7rzCpqeQA.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x3e3fa436bdbbad3bc9e3a234fe8d7c88f4d9b16635018ba5d7ca88a1c5ee3f8b","isrc":"JP92Q2301494","name":"抜錨 (feat. 巡音ルカ)","registered_at":"2026-06-05T21:09:15Z","spotify_id":"1dWGsh47tTUhy7rzCpqeQA","type":"track"}

敗走 (feat. KAITO)
type: MusicRecording
duration: PT5M5S
duration ms: 305000
explicit: false
by artist: 傘村トータ
by artist: KAITO
in album: 初音ミク「マジカルミライ 2023」OFFICIAL ALBUM
  type: MusicAlbum
  date published: 2023-07-26
isrc code: JP92Q2301495
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T06:10:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3e5236d6c10c30ba6d7208004bbc58e82ad5f9df6033ff0e3cbb07f069b30d50
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/2vNj51t9C9ZepAn63ePCaB.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2vNj51t9C9ZepAn63ePCaB
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3e5236d6c10c30ba6d7208004bbc58e82ad5f9df6033ff0e3cbb07f069b30d50","isrc":"JP92Q2301495","name":"敗走 (feat. KAITO)","registered_at":"2026-06-11T06:10:06Z","spotify_id":"2vNj51t9C9ZepAn63ePCaB","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e5236d6c10c30ba6d7208004bbc58e82ad5f9df6033ff0e3cbb07f069b30d50. 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/2vNj51t9C9ZepAn63ePCaB.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2vNj51t9C9ZepAn63ePCaB.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x3e5236d6c10c30ba6d7208004bbc58e82ad5f9df6033ff0e3cbb07f069b30d50","isrc":"JP92Q2301495","name":"敗走 (feat. KAITO)","registered_at":"2026-06-11T06:10:06Z","spotify_id":"2vNj51t9C9ZepAn63ePCaB","type":"track"}

インビテーション！ (feat. 初音ミク)
type: MusicRecording
duration: PT3M16S
duration ms: 196166
explicit: false
by artist: 加賀(ネギシャワーP)
by artist: Hatsune Miku
in album: 初音ミク「マジカルミライ 2023」OFFICIAL ALBUM
  type: MusicAlbum
  date published: 2023-07-26
isrc code: JP92Q2301496
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T04:21:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x35de1487aaf46ff9050856382ae9359a4f2eebcd004dd1a08686c8e04c36020c
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/0UiFeDgssvHRGLR0HhVKSF.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0UiFeDgssvHRGLR0HhVKSF
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x35de1487aaf46ff9050856382ae9359a4f2eebcd004dd1a08686c8e04c36020c","isrc":"JP92Q2301496","name":"インビテーション！ (feat. 初音ミク)","registered_at":"2026-06-20T04:21:59Z","spotify_id":"0UiFeDgssvHRGLR0HhVKSF","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35de1487aaf46ff9050856382ae9359a4f2eebcd004dd1a08686c8e04c36020c. 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/0UiFeDgssvHRGLR0HhVKSF.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0UiFeDgssvHRGLR0HhVKSF.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x35de1487aaf46ff9050856382ae9359a4f2eebcd004dd1a08686c8e04c36020c","isrc":"JP92Q2301496","name":"インビテーション！ (feat. 初音ミク)","registered_at":"2026-06-20T04:21:59Z","spotify_id":"0UiFeDgssvHRGLR0HhVKSF","type":"track"}

28/29
type: MusicAlbum
date published: 2024-03-20
track: 最強の推し！
  type: MusicRecording
  duration: PT3M42S
  duration ms: 222186
  explicit: false
  by artist: 鈴木愛理
  in album: 28/29
    type: MusicAlbum
    date published: 2024-03-20
  isrc code: JPU902304022
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T21:06:20+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3f27aeba76b8b08932f6522bffee56600159c8fe208d207640afba90175b37a9
  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/5HvDEXirlXCfk8or20J0LZ.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5HvDEXirlXCfk8or20J0LZ
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x3f27aeba76b8b08932f6522bffee56600159c8fe208d207640afba90175b37a9","isrc":"JPU902304022","name":"最強の推し！","registered_at":"2026-06-05T21:06:20Z","spotify_id":"5HvDEXirlXCfk8or20J0LZ","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f27aeba76b8b08932f6522bffee56600159c8fe208d207640afba90175b37a9. 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/5HvDEXirlXCfk8or20J0LZ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5HvDEXirlXCfk8or20J0LZ.
    date published: 2026-07-08T03:53:27Z
    text: {"copyright_id":"0x3f27aeba76b8b08932f6522bffee56600159c8fe208d207640afba90175b37a9","isrc":"JPU902304022","name":"最強の推し！","registered_at":"2026-06-05T21:06:20Z","spotify_id":"5HvDEXirlXCfk8or20J0LZ","type":"track"}
track: ハートはお手上げ
  type: MusicRecording
  duration: PT3M48S
  duration ms: 228186
  explicit: false
  by artist: 鈴木愛理
  in album: 28/29
    type: MusicAlbum
    date published: 2024-03-20
  isrc code: JPU902201235
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T21:06:44+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xeb093697c5f15a456aff70c57113739380dfba29dcf8e44fed290125e3055574
  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/21DIvS4scWOCttXfagX395.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/21DIvS4scWOCttXfagX395
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xeb093697c5f15a456aff70c57113739380dfba29dcf8e44fed290125e3055574","isrc":"JPU902201235","name":"ハートはお手上げ","registered_at":"2026-06-05T21:06:44Z","spotify_id":"21DIvS4scWOCttXfagX395","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb093697c5f15a456aff70c57113739380dfba29dcf8e44fed290125e3055574. 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/21DIvS4scWOCttXfagX395.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/21DIvS4scWOCttXfagX395.
    date published: 2026-07-08T03:53:27Z
    text: {"copyright_id":"0xeb093697c5f15a456aff70c57113739380dfba29dcf8e44fed290125e3055574","isrc":"JPU902201235","name":"ハートはお手上げ","registered_at":"2026-06-05T21:06:44Z","spotify_id":"21DIvS4scWOCttXfagX395","type":"track"}
track: heart notes
  type: MusicRecording
  duration: PT4M18S
  duration ms: 258040
  explicit: false
  by artist: 鈴木愛理
  in album: 28/29
    type: MusicAlbum
    date published: 2024-03-20
track: ONE DAY
  type: MusicRecording
  duration: PT3M43S
  duration ms: 223653
  explicit: false
  by artist: 鈴木愛理
  in album: 28/29
    type: MusicAlbum
    date published: 2024-03-20
track: shampoo (春野 Remix)
  type: MusicRecording
  duration: PT3M26S
  duration ms: 206466
  explicit: false
  by artist: ツミキ
  by artist: 鈴木愛理
  by artist: haruno
  in album: 28/29
    type: MusicAlbum
    date published: 2024-03-20
track: 恋におちたら
  type: MusicRecording
  duration: PT3M59S
  duration ms: 239160
  explicit: false
  by artist: 鈴木愛理
  by artist: 空音
  by artist: ☆Taku Takahashi
  in album: 28/29
    type: MusicAlbum
    date published: 2024-03-20
track: Pink Shadow (28/29 Ver.)
  type: MusicRecording
  duration: PT3M40S
  duration ms: 220533
  explicit: false
  by artist: 鈴木愛理
  in album: 28/29
    type: MusicAlbum
    date published: 2024-03-20
track: 空は二度燃える (28/29 Ver.)
  type: MusicRecording
  duration: PT4M28S
  duration ms: 268666
  explicit: false
  by artist: 40mP
  by artist: 鈴木愛理
  in album: 28/29
    type: MusicAlbum
    date published: 2024-03-20
track: 平等なメロディ
  type: MusicRecording
  duration: PT3M53S
  duration ms: 233106
  explicit: false
  by artist: 鈴木愛理
  in album: 28/29
    type: MusicAlbum
    date published: 2024-03-20
track: 光
  type: MusicRecording
  duration: PT5M23S
  duration ms: 323813
  explicit: false
  by artist: 鈴木愛理
  in album: 28/29
    type: MusicAlbum
    date published: 2024-03-20

ノイジールーム
type: MusicAlbum
date published: 2023-03-15
track: アイワナムチュー
  type: MusicRecording
  duration: PT3M25S
  duration ms: 205560
  explicit: false
  by artist: MAISONdes
  by artist: asmi
  by artist: すりぃ
  in album: ノイジールーム
    type: MusicAlbum
    date published: 2023-03-15
  isrc code: JPU902205106
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T08:28:24+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x651536f05fddce20a5e5aa7a1129d737ca1beccaf7f08bd0dd8f7171d919a5e3
  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/0CORn3CxlXaZnQ5zNFTZuh.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0CORn3CxlXaZnQ5zNFTZuh
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x651536f05fddce20a5e5aa7a1129d737ca1beccaf7f08bd0dd8f7171d919a5e3","isrc":"JPU902205106","name":"アイワナムチュー","registered_at":"2026-06-04T08:28:24Z","spotify_id":"0CORn3CxlXaZnQ5zNFTZuh","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x651536f05fddce20a5e5aa7a1129d737ca1beccaf7f08bd0dd8f7171d919a5e3. 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/0CORn3CxlXaZnQ5zNFTZuh.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0CORn3CxlXaZnQ5zNFTZuh.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x651536f05fddce20a5e5aa7a1129d737ca1beccaf7f08bd0dd8f7171d919a5e3","isrc":"JPU902205106","name":"アイワナムチュー","registered_at":"2026-06-04T08:28:24Z","spotify_id":"0CORn3CxlXaZnQ5zNFTZuh","type":"track"}
track: トウキョウ・シャンディ・ランデヴ
  type: MusicRecording
  duration: PT3M4S
  duration ms: 184586
  explicit: false
  by artist: MAISONdes
  by artist: 花譜
  by artist: ツミキ
  in album: ノイジールーム
    type: MusicAlbum
    date published: 2023-03-15
  isrc code: JPU902203510
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T03:02:37+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b
  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/1TcKaeJ135aVUQXfvCcKdD.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1TcKaeJ135aVUQXfvCcKdD
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b","isrc":"JPU902203510","name":"トウキョウ・シャンディ・ランデヴ","registered_at":"2026-06-04T03:02:37Z","spotify_id":"1TcKaeJ135aVUQXfvCcKdD","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b. 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/1TcKaeJ135aVUQXfvCcKdD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1TcKaeJ135aVUQXfvCcKdD.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b","isrc":"JPU902203510","name":"トウキョウ・シャンディ・ランデヴ","registered_at":"2026-06-04T03:02:37Z","spotify_id":"1TcKaeJ135aVUQXfvCcKdD","type":"track"}
track: トラエノヒメ
  type: MusicRecording
  duration: PT2M53S
  duration ms: 173920
  explicit: false
  by artist: MAISONdes
  by artist: むﾄ
  by artist: Sohbana
  in album: ノイジールーム
    type: MusicAlbum
    date published: 2023-03-15
  isrc code: JPU902300569
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T21:09:01+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0be5abf92455a8840c92fed2271fb6e69f7982011b86abe16e0513b6585355e0
  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/6gWRznlX7vaUW0r8KF9iMZ.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6gWRznlX7vaUW0r8KF9iMZ
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x0be5abf92455a8840c92fed2271fb6e69f7982011b86abe16e0513b6585355e0","isrc":"JPU902300569","name":"トラエノヒメ","registered_at":"2026-06-05T21:09:01Z","spotify_id":"6gWRznlX7vaUW0r8KF9iMZ","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0be5abf92455a8840c92fed2271fb6e69f7982011b86abe16e0513b6585355e0. 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/6gWRznlX7vaUW0r8KF9iMZ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6gWRznlX7vaUW0r8KF9iMZ.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x0be5abf92455a8840c92fed2271fb6e69f7982011b86abe16e0513b6585355e0","isrc":"JPU902300569","name":"トラエノヒメ","registered_at":"2026-06-05T21:09:01Z","spotify_id":"6gWRznlX7vaUW0r8KF9iMZ","type":"track"}
track: もういいもん
  type: MusicRecording
  duration: PT3M18S
  duration ms: 198253
  explicit: false
  by artist: MAISONdes
  by artist: KANKAN
  by artist: ハイノミ
  in album: ノイジールーム
    type: MusicAlbum
    date published: 2023-03-15
  isrc code: JPU902300570
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T15:23:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3423cf50e4a880b1f5f407b7d76ed40c5205e69d18d10aee2c593d1040c16862
  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/1B4lqcJjyfxa6QZ3Xnj8uC.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1B4lqcJjyfxa6QZ3Xnj8uC
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x3423cf50e4a880b1f5f407b7d76ed40c5205e69d18d10aee2c593d1040c16862","isrc":"JPU902300570","name":"もういいもん","registered_at":"2026-06-06T15:23:50Z","spotify_id":"1B4lqcJjyfxa6QZ3Xnj8uC","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3423cf50e4a880b1f5f407b7d76ed40c5205e69d18d10aee2c593d1040c16862. 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/1B4lqcJjyfxa6QZ3Xnj8uC.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1B4lqcJjyfxa6QZ3Xnj8uC.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x3423cf50e4a880b1f5f407b7d76ed40c5205e69d18d10aee2c593d1040c16862","isrc":"JPU902300570","name":"もういいもん","registered_at":"2026-06-06T15:23:50Z","spotify_id":"1B4lqcJjyfxa6QZ3Xnj8uC","type":"track"}
track: アイタリナイ
track: アイウエ

アイタリナイ
type: MusicRecording
duration: PT2M42S
duration ms: 162186
explicit: false
by artist: MAISONdes
by artist: yama
by artist: ニト。
in album: ノイジールーム
  type: MusicAlbum
  date published: 2023-03-15
isrc code: JPU902205107
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T08:08:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x527faa9f593635fd5c38c0da6ae0a3e229ece3502649ba7fdd732aaced93d42b
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/3S3L9ucLUV290r3uHc1zEw.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3S3L9ucLUV290r3uHc1zEw
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x527faa9f593635fd5c38c0da6ae0a3e229ece3502649ba7fdd732aaced93d42b","isrc":"JPU902205107","name":"アイタリナイ","registered_at":"2026-06-04T08:08:50Z","spotify_id":"3S3L9ucLUV290r3uHc1zEw","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x527faa9f593635fd5c38c0da6ae0a3e229ece3502649ba7fdd732aaced93d42b. 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/3S3L9ucLUV290r3uHc1zEw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3S3L9ucLUV290r3uHc1zEw.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x527faa9f593635fd5c38c0da6ae0a3e229ece3502649ba7fdd732aaced93d42b","isrc":"JPU902205107","name":"アイタリナイ","registered_at":"2026-06-04T08:08:50Z","spotify_id":"3S3L9ucLUV290r3uHc1zEw","type":"track"}

アイウエ
type: MusicRecording
duration: PT3M42S
duration ms: 222400
explicit: false
by artist: MAISONdes
by artist: 美波
by artist: SAKURAmoti
in album: ノイジールーム
  type: MusicAlbum
  date published: 2023-03-15
isrc code: JPU902203509
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T08:19:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9e30e46279b80f10b223826f2f702f6c7d6b0124d38140af0b5c5592b34f592f
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/0CpfSohcpWfSTnMi8WspmH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0CpfSohcpWfSTnMi8WspmH
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9e30e46279b80f10b223826f2f702f6c7d6b0124d38140af0b5c5592b34f592f","isrc":"JPU902203509","name":"アイウエ","registered_at":"2026-06-04T08:19:20Z","spotify_id":"0CpfSohcpWfSTnMi8WspmH","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e30e46279b80f10b223826f2f702f6c7d6b0124d38140af0b5c5592b34f592f. 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/0CpfSohcpWfSTnMi8WspmH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0CpfSohcpWfSTnMi8WspmH.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x9e30e46279b80f10b223826f2f702f6c7d6b0124d38140af0b5c5592b34f592f","isrc":"JPU902203509","name":"アイウエ","registered_at":"2026-06-04T08:19:20Z","spotify_id":"0CpfSohcpWfSTnMi8WspmH","type":"track"}

Lunar Calendar
type: MusicAlbum
date published: 2023-05-10
track: Step for a crescent - 2023
  type: MusicRecording
  duration: PT3M9S
  duration ms: 189265
  explicit: false
  by artist: r-906
  in album: Lunar Calendar
    type: MusicAlbum
    date published: 2023-05-10
  isrc code: JPA652306338
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T16:47:46+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe811c76f797a8fed0ae7640ffed2cba367d4664721946a41149173628965a407
  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/0plRKJqWvZX49tYxnJTbH8.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0plRKJqWvZX49tYxnJTbH8
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xe811c76f797a8fed0ae7640ffed2cba367d4664721946a41149173628965a407","isrc":"JPA652306338","name":"Step for a crescent - 2023","registered_at":"2026-06-06T16:47:46Z","spotify_id":"0plRKJqWvZX49tYxnJTbH8","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe811c76f797a8fed0ae7640ffed2cba367d4664721946a41149173628965a407. 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/0plRKJqWvZX49tYxnJTbH8.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0plRKJqWvZX49tYxnJTbH8.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0xe811c76f797a8fed0ae7640ffed2cba367d4664721946a41149173628965a407","isrc":"JPA652306338","name":"Step for a crescent - 2023","registered_at":"2026-06-06T16:47:46Z","spotify_id":"0plRKJqWvZX49tYxnJTbH8","type":"track"}
track: Moonlight dancer - 2023
  type: MusicRecording
  duration: PT4M21S
  duration ms: 261454
  explicit: false
  by artist: r-906
  in album: Lunar Calendar
    type: MusicAlbum
    date published: 2023-05-10
  isrc code: JPA652306339
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T19:26:19+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe39c9cc0d66f8c6d1a388ba6fb3dde1fc84b4db6c59f2500bf242fecf5128583
  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/034AMrX2mfjOd2r04HFbk7.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/034AMrX2mfjOd2r04HFbk7
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xe39c9cc0d66f8c6d1a388ba6fb3dde1fc84b4db6c59f2500bf242fecf5128583","isrc":"JPA652306339","name":"Moonlight dancer - 2023","registered_at":"2026-06-08T19:26:19Z","spotify_id":"034AMrX2mfjOd2r04HFbk7","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe39c9cc0d66f8c6d1a388ba6fb3dde1fc84b4db6c59f2500bf242fecf5128583. 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/034AMrX2mfjOd2r04HFbk7.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/034AMrX2mfjOd2r04HFbk7.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0xe39c9cc0d66f8c6d1a388ba6fb3dde1fc84b4db6c59f2500bf242fecf5128583","isrc":"JPA652306339","name":"Moonlight dancer - 2023","registered_at":"2026-06-08T19:26:19Z","spotify_id":"034AMrX2mfjOd2r04HFbk7","type":"track"}
track: w/o U - 2023
  type: MusicRecording
  duration: PT4M40S
  duration ms: 280180
  explicit: false
  by artist: r-906
  in album: Lunar Calendar
    type: MusicAlbum
    date published: 2023-05-10
  isrc code: JPA652306340
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T22:29:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9d88befc13833233dc209c09dfcdfb1058b269dcaf647f3b9ac1056099583429
  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/1nGM52jCDMKiHvjmaJvxp5.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1nGM52jCDMKiHvjmaJvxp5
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x9d88befc13833233dc209c09dfcdfb1058b269dcaf647f3b9ac1056099583429","isrc":"JPA652306340","name":"w/o U - 2023","registered_at":"2026-06-21T22:29:55Z","spotify_id":"1nGM52jCDMKiHvjmaJvxp5","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9d88befc13833233dc209c09dfcdfb1058b269dcaf647f3b9ac1056099583429. 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/1nGM52jCDMKiHvjmaJvxp5.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1nGM52jCDMKiHvjmaJvxp5.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x9d88befc13833233dc209c09dfcdfb1058b269dcaf647f3b9ac1056099583429","isrc":"JPA652306340","name":"w/o U - 2023","registered_at":"2026-06-21T22:29:55Z","spotify_id":"1nGM52jCDMKiHvjmaJvxp5","type":"track"}
track: Step for a crescent - gomeie remix
  type: MusicRecording
  duration: PT3M9S
  duration ms: 189263
  explicit: false
  by artist: r-906
  by artist: ごめんなさいが言えなくて
  in album: Lunar Calendar
    type: MusicAlbum
    date published: 2023-05-10
  isrc code: JPA652306341
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T14:43:06+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb0fe34491d8aecaa49b8f98b0fe38c99afc282b1bf969e3a1fa420db2605484d
  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/0ugKCFHkxTaFAGQ04zcM7o.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0ugKCFHkxTaFAGQ04zcM7o
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xb0fe34491d8aecaa49b8f98b0fe38c99afc282b1bf969e3a1fa420db2605484d","isrc":"JPA652306341","name":"Step for a crescent - gomeie remix","registered_at":"2026-06-09T14:43:06Z","spotify_id":"0ugKCFHkxTaFAGQ04zcM7o","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0fe34491d8aecaa49b8f98b0fe38c99afc282b1bf969e3a1fa420db2605484d. 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/0ugKCFHkxTaFAGQ04zcM7o.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0ugKCFHkxTaFAGQ04zcM7o.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0xb0fe34491d8aecaa49b8f98b0fe38c99afc282b1bf969e3a1fa420db2605484d","isrc":"JPA652306341","name":"Step for a crescent - gomeie remix","registered_at":"2026-06-09T14:43:06Z","spotify_id":"0ugKCFHkxTaFAGQ04zcM7o","type":"track"}
track: Step for a crescent - akire remix
  type: MusicRecording
  duration: PT3M25S
  duration ms: 205822
  explicit: false
  by artist: r-906
  by artist: 呆
  in album: Lunar Calendar
  isrc code: JPA652306342
  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: Moonlight dancer - tsumiki remix

呆
type: MusicGroup

Lunar Calendar
type: MusicAlbum
date published: 2023-05-10

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-23T06:12:52+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x9c38851881cf38b64a2c54f0ec8c4eb148010ef9d5d0e191dec333cd43bfe2e7

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/3Gfy39taVlcFEQLbpRA1Ly.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Gfy39taVlcFEQLbpRA1Ly

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x9c38851881cf38b64a2c54f0ec8c4eb148010ef9d5d0e191dec333cd43bfe2e7","isrc":"JPA652306342","name":"Step for a crescent - akire remix","registered_at":"2026-06-23T06:12:52Z","spotify_id":"3Gfy39taVlcFEQLbpRA1Ly","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 0x9c38851881cf38b64a2c54f0ec8c4eb148010ef9d5d0e191dec333cd43bfe2e7. 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/3Gfy39taVlcFEQLbpRA1Ly.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Gfy39taVlcFEQLbpRA1Ly.
date published: 2026-07-02T05:09:12Z
text: {"copyright_id":"0x9c38851881cf38b64a2c54f0ec8c4eb148010ef9d5d0e191dec333cd43bfe2e7","isrc":"JPA652306342","name":"Step for a crescent - akire remix","registered_at":"2026-06-23T06:12:52Z","spotify_id":"3Gfy39taVlcFEQLbpRA1Ly","type":"track"}

Moonlight dancer - tsumiki remix
type: MusicRecording
duration: PT3M49S
duration ms: 229090
explicit: false
by artist: r-906
by artist: ツミキ
in album: Lunar Calendar
  type: MusicAlbum
  date published: 2023-05-10
isrc code: JPA652306343
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T11:08:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6aa81b461c1a002d9816276158ff86bfec97d7f1b116555a68d45598ac49c6e8
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/4CrGratOtE6JTr4mQOSP5F.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4CrGratOtE6JTr4mQOSP5F
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6aa81b461c1a002d9816276158ff86bfec97d7f1b116555a68d45598ac49c6e8","isrc":"JPA652306343","name":"Moonlight dancer - tsumiki remix","registered_at":"2026-06-24T11:08:19Z","spotify_id":"4CrGratOtE6JTr4mQOSP5F","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6aa81b461c1a002d9816276158ff86bfec97d7f1b116555a68d45598ac49c6e8. 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/4CrGratOtE6JTr4mQOSP5F.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4CrGratOtE6JTr4mQOSP5F.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x6aa81b461c1a002d9816276158ff86bfec97d7f1b116555a68d45598ac49c6e8","isrc":"JPA652306343","name":"Moonlight dancer - tsumiki remix","registered_at":"2026-06-24T11:08:19Z","spotify_id":"4CrGratOtE6JTr4mQOSP5F","type":"track"}

トウキョウ・シャンディ・ランデヴ(ガイド無しカラオケ)[原曲歌手:MAISONdes]
type: MusicAlbum
date published: 2023-01-19
track: トウキョウ・シャンディ・ランデヴ (原曲歌手:MAISONdes) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT3M3S
  duration ms: 183346
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: トウキョウ・シャンディ・ランデヴ(ガイド無しカラオケ)[原曲歌手:MAISONdes]
    type: MusicAlbum
    date published: 2023-01-19
  isrc code: JPW462301243
track: トウキョウ・シャンディ・ランデヴ +1Key(原曲歌手:MAISONdes) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT3M3S
  duration ms: 183373
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: トウキョウ・シャンディ・ランデヴ(ガイド無しカラオケ)[原曲歌手:MAISONdes]
    type: MusicAlbum
    date published: 2023-01-19
track: トウキョウ・シャンディ・ランデヴ +2Key(原曲歌手:MAISONdes) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT3M3S
  duration ms: 183330
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: トウキョウ・シャンディ・ランデヴ(ガイド無しカラオケ)[原曲歌手:MAISONdes]
    type: MusicAlbum
    date published: 2023-01-19
track: トウキョウ・シャンディ・ランデヴ +3Key(原曲歌手:MAISONdes) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT3M3S
  duration ms: 183358
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: トウキョウ・シャンディ・ランデヴ(ガイド無しカラオケ)[原曲歌手:MAISONdes]
    type: MusicAlbum
    date published: 2023-01-19
track: トウキョウ・シャンディ・ランデヴ +4Key(原曲歌手:MAISONdes) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT3M3S
  duration ms: 183355
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: トウキョウ・シャンディ・ランデヴ(ガイド無しカラオケ)[原曲歌手:MAISONdes]
    type: MusicAlbum
    date published: 2023-01-19
track: トウキョウ・シャンディ・ランデヴ +5Key(原曲歌手:MAISONdes) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT3M3S
  duration ms: 183416
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: トウキョウ・シャンディ・ランデヴ(ガイド無しカラオケ)[原曲歌手:MAISONdes]
    type: MusicAlbum
    date published: 2023-01-19
track: トウキョウ・シャンディ・ランデヴ -1Key(原曲歌手:MAISONdes) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT3M3S
  duration ms: 183364
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: トウキョウ・シャンディ・ランデヴ(ガイド無しカラオケ)[原曲歌手:MAISONdes]
    type: MusicAlbum
    date published: 2023-01-19
track: トウキョウ・シャンディ・ランデヴ -2Key(原曲歌手:MAISONdes) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT3M3S
  duration ms: 183427
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: トウキョウ・シャンディ・ランデヴ(ガイド無しカラオケ)[原曲歌手:MAISONdes]
    type: MusicAlbum
    date published: 2023-01-19
track: トウキョウ・シャンディ・ランデヴ -3Key(原曲歌手:MAISONdes) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT3M3S
  duration ms: 183399
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: トウキョウ・シャンディ・ランデヴ(ガイド無しカラオケ)[原曲歌手:MAISONdes]
    type: MusicAlbum
    date published: 2023-01-19
track: トウキョウ・シャンディ・ランデヴ -4Key(原曲歌手:MAISONdes) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT3M3S
  duration ms: 183315
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: トウキョウ・シャンディ・ランデヴ(ガイド無しカラオケ)[原曲歌手:MAISONdes]
    type: MusicAlbum
    date published: 2023-01-19
track: トウキョウ・シャンディ・ランデヴ -5Key(原曲歌手:MAISONdes) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT3M3S
  duration ms: 183353
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: トウキョウ・シャンディ・ランデヴ(ガイド無しカラオケ)[原曲歌手:MAISONdes]
    type: MusicAlbum
    date published: 2023-01-19

聖少女領域(ガイド無しカラオケ)[原曲歌手:ALIPROJECT]
type: MusicAlbum
date published: 2023-01-26
track: 聖少女領域 (原曲歌手:ALI PROJECT) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT4M37S
  duration ms: 277086
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: 聖少女領域(ガイド無しカラオケ)[原曲歌手:ALIPROJECT]
    type: MusicAlbum
    date published: 2023-01-26
track: 聖少女領域 +1Key(原曲歌手:ALI PROJECT) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT4M36S
  duration ms: 276944
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: 聖少女領域(ガイド無しカラオケ)[原曲歌手:ALIPROJECT]
    type: MusicAlbum
    date published: 2023-01-26
track: 聖少女領域 +2Key(原曲歌手:ALI PROJECT) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT4M36S
  duration ms: 276903
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: 聖少女領域(ガイド無しカラオケ)[原曲歌手:ALIPROJECT]
    type: MusicAlbum
    date published: 2023-01-26
track: 聖少女領域 +3Key(原曲歌手:ALI PROJECT) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT4M37S
  duration ms: 277051
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: 聖少女領域(ガイド無しカラオケ)[原曲歌手:ALIPROJECT]
    type: MusicAlbum
    date published: 2023-01-26
track: 聖少女領域 +4Key(原曲歌手:ALI PROJECT) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT4M36S
  duration ms: 276984
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: 聖少女領域(ガイド無しカラオケ)[原曲歌手:ALIPROJECT]
    type: MusicAlbum
    date published: 2023-01-26
  isrc code: JPW462302148
track: 聖少女領域 +5Key(原曲歌手:ALI PROJECT) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT4M37S
  duration ms: 277271
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: 聖少女領域(ガイド無しカラオケ)[原曲歌手:ALIPROJECT]
    type: MusicAlbum
    date published: 2023-01-26
track: 聖少女領域 -1Key(原曲歌手:ALI PROJECT) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT4M37S
  duration ms: 277162
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: 聖少女領域(ガイド無しカラオケ)[原曲歌手:ALIPROJECT]
    type: MusicAlbum
    date published: 2023-01-26
track: 聖少女領域 -2Key(原曲歌手:ALI PROJECT) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT4M37S
  duration ms: 277065
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: 聖少女領域(ガイド無しカラオケ)[原曲歌手:ALIPROJECT]
    type: MusicAlbum
    date published: 2023-01-26
track: 聖少女領域 -3Key(原曲歌手:ALI PROJECT) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT4M37S
  duration ms: 277209
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: 聖少女領域(ガイド無しカラオケ)[原曲歌手:ALIPROJECT]
    type: MusicAlbum
    date published: 2023-01-26
track: 聖少女領域 -4Key(原曲歌手:ALI PROJECT) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT4M37S
  duration ms: 277075
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: 聖少女領域(ガイド無しカラオケ)[原曲歌手:ALIPROJECT]
    type: MusicAlbum
    date published: 2023-01-26
track: 聖少女領域 -5Key(原曲歌手:ALI PROJECT) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT4M36S
  duration ms: 276935
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: 聖少女領域(ガイド無しカラオケ)[原曲歌手:ALIPROJECT]
    type: MusicAlbum
    date published: 2023-01-26

遥か彼方(ガイド無しカラオケ)[原曲歌手:ASIANKUNG-FUGENERATION]
type: MusicAlbum
date published: 2023-01-26
track: 遥か彼方 (原曲歌手:ASIAN KUNG-FU GENERATION) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243567
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: 遥か彼方(ガイド無しカラオケ)[原曲歌手:ASIANKUNG-FUGENERATION]
    type: MusicAlbum
    date published: 2023-01-26
track: 遥か彼方 +1Key(原曲歌手:ASIAN KUNG-FU GENERATION) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243552
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: 遥か彼方(ガイド無しカラオケ)[原曲歌手:ASIANKUNG-FUGENERATION]
    type: MusicAlbum
    date published: 2023-01-26
track: 遥か彼方 +2Key(原曲歌手:ASIAN KUNG-FU GENERATION) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243593
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: 遥か彼方(ガイド無しカラオケ)[原曲歌手:ASIANKUNG-FUGENERATION]
    type: MusicAlbum
    date published: 2023-01-26
track: 遥か彼方 +3Key(原曲歌手:ASIAN KUNG-FU GENERATION) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243535
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: 遥か彼方(ガイド無しカラオケ)[原曲歌手:ASIANKUNG-FUGENERATION]
    type: MusicAlbum
    date published: 2023-01-26
track: 遥か彼方 +4Key(原曲歌手:ASIAN KUNG-FU GENERATION) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243581
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: 遥か彼方(ガイド無しカラオケ)[原曲歌手:ASIANKUNG-FUGENERATION]
    type: MusicAlbum
    date published: 2023-01-26
track: 遥か彼方 +5Key(原曲歌手:ASIAN KUNG-FU GENERATION) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243543
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: 遥か彼方(ガイド無しカラオケ)[原曲歌手:ASIANKUNG-FUGENERATION]
    type: MusicAlbum
    date published: 2023-01-26
track: 遥か彼方 -1Key(原曲歌手:ASIAN KUNG-FU GENERATION) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243572
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: 遥か彼方(ガイド無しカラオケ)[原曲歌手:ASIANKUNG-FUGENERATION]
    type: MusicAlbum
    date published: 2023-01-26
track: 遥か彼方 -2Key(原曲歌手:ASIAN KUNG-FU GENERATION) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243618
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: 遥か彼方(ガイド無しカラオケ)[原曲歌手:ASIANKUNG-FUGENERATION]
    type: MusicAlbum
    date published: 2023-01-26
track: 遥か彼方 -3Key(原曲歌手:ASIAN KUNG-FU GENERATION) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243581
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: 遥か彼方(ガイド無しカラオケ)[原曲歌手:ASIANKUNG-FUGENERATION]
    type: MusicAlbum
    date published: 2023-01-26
track: 遥か彼方 -4Key(原曲歌手:ASIAN KUNG-FU GENERATION) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243580
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: 遥か彼方(ガイド無しカラオケ)[原曲歌手:ASIANKUNG-FUGENERATION]
    type: MusicAlbum
    date published: 2023-01-26
track: 遥か彼方 -5Key(原曲歌手:ASIAN KUNG-FU GENERATION) feat. 花譜,ツミキ
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243552
  explicit: false
  by artist: 歌っちゃ王
  by artist: 花譜
  by artist: ツミキ
  in album: 遥か彼方(ガイド無しカラオケ)[原曲歌手:ASIANKUNG-FUGENERATION]
    type: MusicAlbum
    date published: 2023-01-26

28/29
type: MusicAlbum
date published: 2024-03-20
track: 最強の推し！
  type: MusicRecording
  duration: PT3M42S
  duration ms: 222186
  explicit: false
  by artist: 鈴木愛理
  in album: 28/29
    type: MusicAlbum
    date published: 2024-03-20
  isrc code: JPU902304022
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T21:06:20+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3f27aeba76b8b08932f6522bffee56600159c8fe208d207640afba90175b37a9
  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/13OncRZDd1JH5MPB1d5afI.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/13OncRZDd1JH5MPB1d5afI
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x3f27aeba76b8b08932f6522bffee56600159c8fe208d207640afba90175b37a9","isrc":"JPU902304022","name":"最強の推し！","registered_at":"2026-06-05T21:06:20Z","spotify_id":"13OncRZDd1JH5MPB1d5afI","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f27aeba76b8b08932f6522bffee56600159c8fe208d207640afba90175b37a9. 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/13OncRZDd1JH5MPB1d5afI.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/13OncRZDd1JH5MPB1d5afI.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x3f27aeba76b8b08932f6522bffee56600159c8fe208d207640afba90175b37a9","isrc":"JPU902304022","name":"最強の推し！","registered_at":"2026-06-05T21:06:20Z","spotify_id":"13OncRZDd1JH5MPB1d5afI","type":"track"}
track: ハートはお手上げ
  type: MusicRecording
  duration: PT3M48S
  duration ms: 228186
  explicit: false
  by artist: 鈴木愛理
  in album: 28/29
    type: MusicAlbum
    date published: 2024-03-20
  isrc code: JPU902201235
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T21:06:44+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xeb093697c5f15a456aff70c57113739380dfba29dcf8e44fed290125e3055574
  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/5omneE1HPyzA3UlfvigJFS.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5omneE1HPyzA3UlfvigJFS
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xeb093697c5f15a456aff70c57113739380dfba29dcf8e44fed290125e3055574","isrc":"JPU902201235","name":"ハートはお手上げ","registered_at":"2026-06-05T21:06:44Z","spotify_id":"5omneE1HPyzA3UlfvigJFS","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb093697c5f15a456aff70c57113739380dfba29dcf8e44fed290125e3055574. 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/5omneE1HPyzA3UlfvigJFS.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5omneE1HPyzA3UlfvigJFS.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0xeb093697c5f15a456aff70c57113739380dfba29dcf8e44fed290125e3055574","isrc":"JPU902201235","name":"ハートはお手上げ","registered_at":"2026-06-05T21:06:44Z","spotify_id":"5omneE1HPyzA3UlfvigJFS","type":"track"}
track: heart notes
  type: MusicRecording
  duration: PT4M18S
  duration ms: 258040
  explicit: false
  by artist: 鈴木愛理
  in album: 28/29
    type: MusicAlbum
    date published: 2024-03-20
  isrc code: JPU902204643
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T19:22:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4c819a846fdea46a3cb1ae86fe6729ab2a26aadee538f6a6a9b44a43a3d38db7
  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/4aRA2espqrLlHy9Y5Y81WF.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4aRA2espqrLlHy9Y5Y81WF
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x4c819a846fdea46a3cb1ae86fe6729ab2a26aadee538f6a6a9b44a43a3d38db7","isrc":"JPU902204643","name":"heart notes","registered_at":"2026-06-07T19:22:14Z","spotify_id":"4aRA2espqrLlHy9Y5Y81WF","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c819a846fdea46a3cb1ae86fe6729ab2a26aadee538f6a6a9b44a43a3d38db7. 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/4aRA2espqrLlHy9Y5Y81WF.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4aRA2espqrLlHy9Y5Y81WF.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x4c819a846fdea46a3cb1ae86fe6729ab2a26aadee538f6a6a9b44a43a3d38db7","isrc":"JPU902204643","name":"heart notes","registered_at":"2026-06-07T19:22:14Z","spotify_id":"4aRA2espqrLlHy9Y5Y81WF","type":"track"}
track: ONE DAY
  type: MusicRecording
  duration: PT3M43S
  duration ms: 223653
  explicit: false
  by artist: 鈴木愛理
  in album: 28/29
    type: MusicAlbum
    date published: 2024-03-20
  isrc code: JPU902400691
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-17T22:41:29+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7c048c9973fbf80dba3c0aaa855915b1db1af2d90624ed84909fd6d507a9182c
  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/203Ssc0IFg5YGYbb1ExJSq.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/203Ssc0IFg5YGYbb1ExJSq
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x7c048c9973fbf80dba3c0aaa855915b1db1af2d90624ed84909fd6d507a9182c","isrc":"JPU902400691","name":"ONE DAY","registered_at":"2026-06-17T22:41:29Z","spotify_id":"203Ssc0IFg5YGYbb1ExJSq","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c048c9973fbf80dba3c0aaa855915b1db1af2d90624ed84909fd6d507a9182c. 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/203Ssc0IFg5YGYbb1ExJSq.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/203Ssc0IFg5YGYbb1ExJSq.
    date published: 2026-07-02T03:30:09Z
    text: {"copyright_id":"0x7c048c9973fbf80dba3c0aaa855915b1db1af2d90624ed84909fd6d507a9182c","isrc":"JPU902400691","name":"ONE DAY","registered_at":"2026-06-17T22:41:29Z","spotify_id":"203Ssc0IFg5YGYbb1ExJSq","type":"track"}
track: shampoo (春野 Remix)
  type: MusicRecording
  duration: PT3M26S
  duration ms: 206466
  explicit: false
  by artist: ツミキ
  by artist: 鈴木愛理
  by artist: haruno
  in album: 28/29
  isrc code: JPU902400692
  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: 恋におちたら
track: Pink Shadow (28/29 Ver.)
track: 空は二度燃える (28/29 Ver.)
track: 平等なメロディ
track: 光

haruno
type: MusicGroup

28/29
type: MusicAlbum
date published: 2024-03-20

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-19T09:35:02+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x717b40e82a9b969cf6e3117d9d60aa675ce01e9c7a4e61d64d53c7e38c992ee3

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/4jxxRI1JfPVBU5vicSicRC.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4jxxRI1JfPVBU5vicSicRC

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x717b40e82a9b969cf6e3117d9d60aa675ce01e9c7a4e61d64d53c7e38c992ee3","isrc":"JPU902400692","name":"shampoo (春野 Remix)","registered_at":"2026-06-19T09:35:02Z","spotify_id":"4jxxRI1JfPVBU5vicSicRC","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 0x717b40e82a9b969cf6e3117d9d60aa675ce01e9c7a4e61d64d53c7e38c992ee3. 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/4jxxRI1JfPVBU5vicSicRC.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4jxxRI1JfPVBU5vicSicRC.
date published: 2026-07-02T03:55:08Z
text: {"copyright_id":"0x717b40e82a9b969cf6e3117d9d60aa675ce01e9c7a4e61d64d53c7e38c992ee3","isrc":"JPU902400692","name":"shampoo (春野 Remix)","registered_at":"2026-06-19T09:35:02Z","spotify_id":"4jxxRI1JfPVBU5vicSicRC","type":"track"}

恋におちたら
type: MusicRecording
duration: PT3M59S
duration ms: 239160
explicit: false
by artist: 鈴木愛理
by artist: 空音
by artist: ☆Taku Takahashi
in album: 28/29
  type: MusicAlbum
  date published: 2024-03-20
isrc code: JPU902400693
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T23:34:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb420bda7c66d855f52b901145fafc069c44ce69b0eefd52c76ba6497712907e7
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/5kzsqP0gCAsMaZ0sjGVXXx.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5kzsqP0gCAsMaZ0sjGVXXx
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb420bda7c66d855f52b901145fafc069c44ce69b0eefd52c76ba6497712907e7","isrc":"JPU902400693","name":"恋におちたら","registered_at":"2026-06-06T23:34:30Z","spotify_id":"5kzsqP0gCAsMaZ0sjGVXXx","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb420bda7c66d855f52b901145fafc069c44ce69b0eefd52c76ba6497712907e7. 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/5kzsqP0gCAsMaZ0sjGVXXx.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5kzsqP0gCAsMaZ0sjGVXXx.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xb420bda7c66d855f52b901145fafc069c44ce69b0eefd52c76ba6497712907e7","isrc":"JPU902400693","name":"恋におちたら","registered_at":"2026-06-06T23:34:30Z","spotify_id":"5kzsqP0gCAsMaZ0sjGVXXx","type":"track"}

Pink Shadow (28/29 Ver.)
type: MusicRecording
duration: PT3M40S
duration ms: 220533
explicit: false
by artist: 鈴木愛理
in album: 28/29
  type: MusicAlbum
  date published: 2024-03-20
isrc code: JPA602400118
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T14:45:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x50e4004363e314975ec0cc46ab35514440f48a9e9d21db4c17828479d1e718be
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/5rFLTJYxtvDymJzR9g2Lvl.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5rFLTJYxtvDymJzR9g2Lvl
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x50e4004363e314975ec0cc46ab35514440f48a9e9d21db4c17828479d1e718be","isrc":"JPA602400118","name":"Pink Shadow (28/29 Ver.)","registered_at":"2026-06-18T14:45:46Z","spotify_id":"5rFLTJYxtvDymJzR9g2Lvl","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x50e4004363e314975ec0cc46ab35514440f48a9e9d21db4c17828479d1e718be. 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/5rFLTJYxtvDymJzR9g2Lvl.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5rFLTJYxtvDymJzR9g2Lvl.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x50e4004363e314975ec0cc46ab35514440f48a9e9d21db4c17828479d1e718be","isrc":"JPA602400118","name":"Pink Shadow (28/29 Ver.)","registered_at":"2026-06-18T14:45:46Z","spotify_id":"5rFLTJYxtvDymJzR9g2Lvl","type":"track"}

空は二度燃える (28/29 Ver.)
type: MusicRecording
duration: PT4M28S
duration ms: 268666
explicit: false
by artist: 40mP
by artist: 鈴木愛理
in album: 28/29
  type: MusicAlbum
  date published: 2024-03-20
isrc code: JPU902400695
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T23:57:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbf66ef8e9a8043e9aa76f23c5ba5ba127f6a0ba2158c0174a2e25fceba10a9bd
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/0MtNYjQZesLVSfPQvyNJdK.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0MtNYjQZesLVSfPQvyNJdK
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbf66ef8e9a8043e9aa76f23c5ba5ba127f6a0ba2158c0174a2e25fceba10a9bd","isrc":"JPU902400695","name":"空は二度燃える (28/29 Ver.)","registered_at":"2026-06-19T23:57:46Z","spotify_id":"0MtNYjQZesLVSfPQvyNJdK","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf66ef8e9a8043e9aa76f23c5ba5ba127f6a0ba2158c0174a2e25fceba10a9bd. 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/0MtNYjQZesLVSfPQvyNJdK.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0MtNYjQZesLVSfPQvyNJdK.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xbf66ef8e9a8043e9aa76f23c5ba5ba127f6a0ba2158c0174a2e25fceba10a9bd","isrc":"JPU902400695","name":"空は二度燃える (28/29 Ver.)","registered_at":"2026-06-19T23:57:46Z","spotify_id":"0MtNYjQZesLVSfPQvyNJdK","type":"track"}

平等なメロディ
type: MusicRecording
duration: PT3M53S
duration ms: 233106
explicit: false
by artist: 鈴木愛理
in album: 28/29
  type: MusicAlbum
  date published: 2024-03-20
isrc code: JPU902400696
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T04:25:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe4c0021b445bf5d7859cbaf9de1bc90a4838b86a1fe7f31d7abd45c630fbbdf7
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/4U9tZ7uTbtkyL5JedYREgv.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4U9tZ7uTbtkyL5JedYREgv
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe4c0021b445bf5d7859cbaf9de1bc90a4838b86a1fe7f31d7abd45c630fbbdf7","isrc":"JPU902400696","name":"平等なメロディ","registered_at":"2026-06-20T04:25:35Z","spotify_id":"4U9tZ7uTbtkyL5JedYREgv","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4c0021b445bf5d7859cbaf9de1bc90a4838b86a1fe7f31d7abd45c630fbbdf7. 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/4U9tZ7uTbtkyL5JedYREgv.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4U9tZ7uTbtkyL5JedYREgv.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xe4c0021b445bf5d7859cbaf9de1bc90a4838b86a1fe7f31d7abd45c630fbbdf7","isrc":"JPU902400696","name":"平等なメロディ","registered_at":"2026-06-20T04:25:35Z","spotify_id":"4U9tZ7uTbtkyL5JedYREgv","type":"track"}

光
type: MusicRecording
duration: PT5M23S
duration ms: 323813
explicit: false
by artist: 鈴木愛理
in album: 28/29
  type: MusicAlbum
  date published: 2024-03-20
isrc code: JPU902400697
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T09:37:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x096691a109653db95270ba00b8e09341d7366978cbcbbdc743407ed33ffca809
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/4q2R5KmCSJEQquQggBBctK.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4q2R5KmCSJEQquQggBBctK
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x096691a109653db95270ba00b8e09341d7366978cbcbbdc743407ed33ffca809","isrc":"JPU902400697","name":"光","registered_at":"2026-06-19T09:37:14Z","spotify_id":"4q2R5KmCSJEQquQggBBctK","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x096691a109653db95270ba00b8e09341d7366978cbcbbdc743407ed33ffca809. 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/4q2R5KmCSJEQquQggBBctK.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4q2R5KmCSJEQquQggBBctK.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x096691a109653db95270ba00b8e09341d7366978cbcbbdc743407ed33ffca809","isrc":"JPU902400697","name":"光","registered_at":"2026-06-19T09:37:14Z","spotify_id":"4q2R5KmCSJEQquQggBBctK","type":"track"}

トウキョウ・シャンディ・ランデヴ
type: MusicRecording
duration: PT3M4S
duration ms: 184766
explicit: false
by artist: MAISONdes
by artist: 花譜
by artist: ツミキ
in album: トウキョウ・シャンディ・ランデヴ
  type: MusicAlbum
  date published: 2022-10-21
isrc code: JPU902203510
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T03:02:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b
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/2MmgGuQzr0kkiA04lMdPXW.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2MmgGuQzr0kkiA04lMdPXW
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b","isrc":"JPU902203510","name":"トウキョウ・シャンディ・ランデヴ","registered_at":"2026-06-04T03:02:37Z","spotify_id":"2MmgGuQzr0kkiA04lMdPXW","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b. 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/2MmgGuQzr0kkiA04lMdPXW.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2MmgGuQzr0kkiA04lMdPXW.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b","isrc":"JPU902203510","name":"トウキョウ・シャンディ・ランデヴ","registered_at":"2026-06-04T03:02:37Z","spotify_id":"2MmgGuQzr0kkiA04lMdPXW","type":"track"}

トウキョウ・シャンディ・ランデヴ
type: MusicRecording
duration: PT3M6S
duration ms: 186253
explicit: false
by artist: MAISONdes
by artist: 花譜
by artist: ツミキ
in album: Noisy Love Songs - MAISONdes × URUSEIYATSURA Complete Collection -
  type: MusicAlbum
  date published: 2024-06-05
isrc code: JPU902203510
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T03:02:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b
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/6GoxKIpAcVnkR2zQyRa6EF.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6GoxKIpAcVnkR2zQyRa6EF
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b","isrc":"JPU902203510","name":"トウキョウ・シャンディ・ランデヴ","registered_at":"2026-06-04T03:02:37Z","spotify_id":"6GoxKIpAcVnkR2zQyRa6EF","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b. 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/6GoxKIpAcVnkR2zQyRa6EF.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6GoxKIpAcVnkR2zQyRa6EF.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b","isrc":"JPU902203510","name":"トウキョウ・シャンディ・ランデヴ","registered_at":"2026-06-04T03:02:37Z","spotify_id":"6GoxKIpAcVnkR2zQyRa6EF","type":"track"}

トウキョウ・シャンディ・ランデヴ
type: MusicRecording
duration: PT3M4S
duration ms: 184586
explicit: false
by artist: MAISONdes
by artist: 花譜
by artist: ツミキ
in album: ノイジールーム
  type: MusicAlbum
  date published: 2023-03-15
isrc code: JPU902203510
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T03:02:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b
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/1TcKaeJ135aVUQXfvCcKdD.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1TcKaeJ135aVUQXfvCcKdD
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b","isrc":"JPU902203510","name":"トウキョウ・シャンディ・ランデヴ","registered_at":"2026-06-04T03:02:37Z","spotify_id":"1TcKaeJ135aVUQXfvCcKdD","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b. 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/1TcKaeJ135aVUQXfvCcKdD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1TcKaeJ135aVUQXfvCcKdD.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x9b5058553a688e1581a778eef7f8770bca36b4bc2af0814b3b7362fadb30789b","isrc":"JPU902203510","name":"トウキョウ・シャンディ・ランデヴ","registered_at":"2026-06-04T03:02:37Z","spotify_id":"1TcKaeJ135aVUQXfvCcKdD","type":"track"}

フォニイ - STUDY WITH MIKU ver. -
type: MusicRecording
duration: PT4M51S
duration ms: 291407
explicit: false
by artist: ツミキ
in album: STUDY WITH MIKU part3
  type: MusicAlbum
  date published: 2023-12-01
isrc code: JP92Q2302040
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T16:43:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7716c9858c6e943cb015082eda0ab0c875701d6c38f373a466a7e4c8419bffa1
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/2bMve9xH6DYDYQ7qgdz7z1.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2bMve9xH6DYDYQ7qgdz7z1
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7716c9858c6e943cb015082eda0ab0c875701d6c38f373a466a7e4c8419bffa1","isrc":"JP92Q2302040","name":"フォニイ - STUDY WITH MIKU ver. -","registered_at":"2026-06-09T16:43:40Z","spotify_id":"2bMve9xH6DYDYQ7qgdz7z1","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7716c9858c6e943cb015082eda0ab0c875701d6c38f373a466a7e4c8419bffa1. 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/2bMve9xH6DYDYQ7qgdz7z1.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2bMve9xH6DYDYQ7qgdz7z1.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x7716c9858c6e943cb015082eda0ab0c875701d6c38f373a466a7e4c8419bffa1","isrc":"JP92Q2302040","name":"フォニイ - STUDY WITH MIKU ver. -","registered_at":"2026-06-09T16:43:40Z","spotify_id":"2bMve9xH6DYDYQ7qgdz7z1","type":"track"}

イナイイナイ依存症 - ツミキ Remix
type: MusicRecording
duration: PT3M28S
duration ms: 208813
explicit: false
by artist: Kairikibear
by artist: ツミキ
in album: ベノマ
  type: MusicAlbum
  date published: 2020-01-15
isrc code: JPT362000008
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T11:24:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9feaeb6ea786fd6ff32c835475ae94637c474cbe6c27cb242d45280a506c0e9f
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/29dj0OWtQEKl4v4MxNPMxT.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/29dj0OWtQEKl4v4MxNPMxT
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9feaeb6ea786fd6ff32c835475ae94637c474cbe6c27cb242d45280a506c0e9f","isrc":"JPT362000008","name":"イナイイナイ依存症 - ツミキ Remix","registered_at":"2026-06-08T11:24:48Z","spotify_id":"29dj0OWtQEKl4v4MxNPMxT","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9feaeb6ea786fd6ff32c835475ae94637c474cbe6c27cb242d45280a506c0e9f. 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/29dj0OWtQEKl4v4MxNPMxT.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/29dj0OWtQEKl4v4MxNPMxT.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x9feaeb6ea786fd6ff32c835475ae94637c474cbe6c27cb242d45280a506c0e9f","isrc":"JPT362000008","name":"イナイイナイ依存症 - ツミキ Remix","registered_at":"2026-06-08T11:24:48Z","spotify_id":"29dj0OWtQEKl4v4MxNPMxT","type":"track"}

トウキョウダイバアフェイクショウ
type: MusicRecording
duration: PT2M54S
duration ms: 174146
explicit: false
by artist: ツミキ
in album: SAKKAC CRAFT
  type: MusicAlbum
  date published: 2021-02-03
isrc code: JPP302000696
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T19:31:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x42ba86327ced2b956ef26cac0e40d86030a8ec99130e77d2233bb0798c800b64
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/0R9RKP35Wn3G6HucEopbil.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0R9RKP35Wn3G6HucEopbil
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x42ba86327ced2b956ef26cac0e40d86030a8ec99130e77d2233bb0798c800b64","isrc":"JPP302000696","name":"トウキョウダイバアフェイクショウ","registered_at":"2026-06-07T19:31:47Z","spotify_id":"0R9RKP35Wn3G6HucEopbil","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x42ba86327ced2b956ef26cac0e40d86030a8ec99130e77d2233bb0798c800b64. 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/0R9RKP35Wn3G6HucEopbil.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0R9RKP35Wn3G6HucEopbil.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x42ba86327ced2b956ef26cac0e40d86030a8ec99130e77d2233bb0798c800b64","isrc":"JPP302000696","name":"トウキョウダイバアフェイクショウ","registered_at":"2026-06-07T19:31:47Z","spotify_id":"0R9RKP35Wn3G6HucEopbil","type":"track"}

レゾンデイトル・カレイドスコウプ
type: MusicRecording
duration: PT3M56S
duration ms: 236200
explicit: false
by artist: ツミキ
in album: SAKKAC CRAFT
  type: MusicAlbum
  date published: 2021-02-03
isrc code: JPP302000697
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T12:55:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x79c65cb10249f5cd6cd407a7af073a996a1ce47e3fce4cdd96d67c1d17eca05d
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/226B5sRuQFqS3Fgx9L5PsO.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/226B5sRuQFqS3Fgx9L5PsO
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x79c65cb10249f5cd6cd407a7af073a996a1ce47e3fce4cdd96d67c1d17eca05d","isrc":"JPP302000697","name":"レゾンデイトル・カレイドスコウプ","registered_at":"2026-06-07T12:55:48Z","spotify_id":"226B5sRuQFqS3Fgx9L5PsO","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x79c65cb10249f5cd6cd407a7af073a996a1ce47e3fce4cdd96d67c1d17eca05d. 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/226B5sRuQFqS3Fgx9L5PsO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/226B5sRuQFqS3Fgx9L5PsO.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x79c65cb10249f5cd6cd407a7af073a996a1ce47e3fce4cdd96d67c1d17eca05d","isrc":"JPP302000697","name":"レゾンデイトル・カレイドスコウプ","registered_at":"2026-06-07T12:55:48Z","spotify_id":"226B5sRuQFqS3Fgx9L5PsO","type":"track"}

リコレクションエンドロウル
type: MusicRecording
duration: PT3M23S
duration ms: 203226
explicit: false
by artist: ツミキ
in album: SAKKAC CRAFT
  type: MusicAlbum
  date published: 2021-02-03
isrc code: JPP302000698
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T09:58:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1e74b6c583520be59e9cc16d08881a5d397dbb5080075bf4c68641ee228839db
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/4yidMiyJn77F7Gl62OoB9w.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4yidMiyJn77F7Gl62OoB9w
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1e74b6c583520be59e9cc16d08881a5d397dbb5080075bf4c68641ee228839db","isrc":"JPP302000698","name":"リコレクションエンドロウル","registered_at":"2026-06-06T09:58:56Z","spotify_id":"4yidMiyJn77F7Gl62OoB9w","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e74b6c583520be59e9cc16d08881a5d397dbb5080075bf4c68641ee228839db. 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/4yidMiyJn77F7Gl62OoB9w.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4yidMiyJn77F7Gl62OoB9w.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x1e74b6c583520be59e9cc16d08881a5d397dbb5080075bf4c68641ee228839db","isrc":"JPP302000698","name":"リコレクションエンドロウル","registered_at":"2026-06-06T09:58:56Z","spotify_id":"4yidMiyJn77F7Gl62OoB9w","type":"track"}

ヒウマノイドズヒウマニズム
type: MusicRecording
duration: PT3M26S
duration ms: 206586
explicit: false
by artist: ツミキ
in album: SAKKAC CRAFT
  type: MusicAlbum
  date published: 2021-02-03
isrc code: JPP302000699
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T11:30:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x28d8472e18356ac656657cfc426108089cbb85ffe6d93867cfeb015b9af9347c
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/0MgneCCmWMYwWNuJORafSq.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0MgneCCmWMYwWNuJORafSq
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x28d8472e18356ac656657cfc426108089cbb85ffe6d93867cfeb015b9af9347c","isrc":"JPP302000699","name":"ヒウマノイドズヒウマニズム","registered_at":"2026-06-08T11:30:26Z","spotify_id":"0MgneCCmWMYwWNuJORafSq","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28d8472e18356ac656657cfc426108089cbb85ffe6d93867cfeb015b9af9347c. 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/0MgneCCmWMYwWNuJORafSq.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0MgneCCmWMYwWNuJORafSq.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x28d8472e18356ac656657cfc426108089cbb85ffe6d93867cfeb015b9af9347c","isrc":"JPP302000699","name":"ヒウマノイドズヒウマニズム","registered_at":"2026-06-08T11:30:26Z","spotify_id":"0MgneCCmWMYwWNuJORafSq","type":"track"}

アノニマスファンフアレ
type: MusicRecording
duration: PT3M13S
duration ms: 193106
explicit: false
by artist: ツミキ
in album: SAKKAC CRAFT
  type: MusicAlbum
  date published: 2021-02-03
isrc code: JPP302000700
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T07:03:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x76201b4656c73886109eedd7395ccf05af314b5eb3044ce06071daf275cd4440
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/5Rblwycb0R2I77g9sfJKR1.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5Rblwycb0R2I77g9sfJKR1
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x76201b4656c73886109eedd7395ccf05af314b5eb3044ce06071daf275cd4440","isrc":"JPP302000700","name":"アノニマスファンフアレ","registered_at":"2026-06-07T07:03:39Z","spotify_id":"5Rblwycb0R2I77g9sfJKR1","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76201b4656c73886109eedd7395ccf05af314b5eb3044ce06071daf275cd4440. 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/5Rblwycb0R2I77g9sfJKR1.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5Rblwycb0R2I77g9sfJKR1.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x76201b4656c73886109eedd7395ccf05af314b5eb3044ce06071daf275cd4440","isrc":"JPP302000700","name":"アノニマスファンフアレ","registered_at":"2026-06-07T07:03:39Z","spotify_id":"5Rblwycb0R2I77g9sfJKR1","type":"track"}

トオトロジイダウトフル
type: MusicRecording
duration: PT3M13S
duration ms: 193146
explicit: false
by artist: ツミキ
in album: SAKKAC CRAFT
  type: MusicAlbum
  date published: 2021-02-03
isrc code: JPP302000701
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T03:33:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbc04670da2b0789db656a2b14071f0a977df0872b260ba17b74322abfb01a489
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/441kythlS8mXWveX0pcmHr.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/441kythlS8mXWveX0pcmHr
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbc04670da2b0789db656a2b14071f0a977df0872b260ba17b74322abfb01a489","isrc":"JPP302000701","name":"トオトロジイダウトフル","registered_at":"2026-06-06T03:33:32Z","spotify_id":"441kythlS8mXWveX0pcmHr","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc04670da2b0789db656a2b14071f0a977df0872b260ba17b74322abfb01a489. 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/441kythlS8mXWveX0pcmHr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/441kythlS8mXWveX0pcmHr.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xbc04670da2b0789db656a2b14071f0a977df0872b260ba17b74322abfb01a489","isrc":"JPP302000701","name":"トオトロジイダウトフル","registered_at":"2026-06-06T03:33:32Z","spotify_id":"441kythlS8mXWveX0pcmHr","type":"track"}

ニビイロドロウレ
type: MusicRecording
duration: PT3M34S
duration ms: 214986
explicit: false
by artist: ツミキ
in album: SAKKAC CRAFT
  type: MusicAlbum
  date published: 2021-02-03
isrc code: JPP302000702
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T01:10:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1962a99c3884e0eb89b500267fcbeb759ae9bf2525fc892334d1c3898e639376
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/3xLQpY3f33Yz2z0xWUbLcH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3xLQpY3f33Yz2z0xWUbLcH
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1962a99c3884e0eb89b500267fcbeb759ae9bf2525fc892334d1c3898e639376","isrc":"JPP302000702","name":"ニビイロドロウレ","registered_at":"2026-06-08T01:10:30Z","spotify_id":"3xLQpY3f33Yz2z0xWUbLcH","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1962a99c3884e0eb89b500267fcbeb759ae9bf2525fc892334d1c3898e639376. 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/3xLQpY3f33Yz2z0xWUbLcH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3xLQpY3f33Yz2z0xWUbLcH.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x1962a99c3884e0eb89b500267fcbeb759ae9bf2525fc892334d1c3898e639376","isrc":"JPP302000702","name":"ニビイロドロウレ","registered_at":"2026-06-08T01:10:30Z","spotify_id":"3xLQpY3f33Yz2z0xWUbLcH","type":"track"}

アングレイデイズ
type: MusicRecording
duration: PT3M0S
duration ms: 180000
explicit: false
by artist: ツミキ
in album: SAKKAC CRAFT
  type: MusicAlbum
  date published: 2021-02-03
isrc code: JPP302000703
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T10:00:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xafbfbd8f09c7c4f68c56ec7fe8fb30c5edb0748604857bd33fad6e1b37d1bb12
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/0D6nkihMwftoet1pTtxfV4.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0D6nkihMwftoet1pTtxfV4
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xafbfbd8f09c7c4f68c56ec7fe8fb30c5edb0748604857bd33fad6e1b37d1bb12","isrc":"JPP302000703","name":"アングレイデイズ","registered_at":"2026-06-06T10:00:24Z","spotify_id":"0D6nkihMwftoet1pTtxfV4","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xafbfbd8f09c7c4f68c56ec7fe8fb30c5edb0748604857bd33fad6e1b37d1bb12. 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/0D6nkihMwftoet1pTtxfV4.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0D6nkihMwftoet1pTtxfV4.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xafbfbd8f09c7c4f68c56ec7fe8fb30c5edb0748604857bd33fad6e1b37d1bb12","isrc":"JPP302000703","name":"アングレイデイズ","registered_at":"2026-06-06T10:00:24Z","spotify_id":"0D6nkihMwftoet1pTtxfV4","type":"track"}

スイサイ/アンブレラ/ロクガツ/ドライフラワ
type: MusicRecording
duration: PT3M18S
duration ms: 198600
explicit: false
by artist: ツミキ
in album: SAKKAC CRAFT
  type: MusicAlbum
  date published: 2021-02-03
isrc code: JPP302000704
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T07:00:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1bf91084ebdf57b083c6ca376becd64d25663f7c563dceb2c6dd9dcfded4a13c
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/6OlTsaJuW86xtja1HYKjew.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6OlTsaJuW86xtja1HYKjew
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1bf91084ebdf57b083c6ca376becd64d25663f7c563dceb2c6dd9dcfded4a13c","isrc":"JPP302000704","name":"スイサイ/アンブレラ/ロクガツ/ドライフラワ","registered_at":"2026-06-09T07:00:36Z","spotify_id":"6OlTsaJuW86xtja1HYKjew","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1bf91084ebdf57b083c6ca376becd64d25663f7c563dceb2c6dd9dcfded4a13c. 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/6OlTsaJuW86xtja1HYKjew.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6OlTsaJuW86xtja1HYKjew.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x1bf91084ebdf57b083c6ca376becd64d25663f7c563dceb2c6dd9dcfded4a13c","isrc":"JPP302000704","name":"スイサイ/アンブレラ/ロクガツ/ドライフラワ","registered_at":"2026-06-09T07:00:36Z","spotify_id":"6OlTsaJuW86xtja1HYKjew","type":"track"}

チューイン・ディスコ
type: MusicRecording
duration: PT2M57S
duration ms: 177766
explicit: false
by artist: 花譜
by artist: ツミキ
in album: チューイン・ディスコ
  type: MusicAlbum
  date published: 2024-08-21
isrc code: JPY392402121
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T03:37:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xda3c5c14240ea3e78cf5636cc22edd4868a456725faf843b4a439cb58a338765
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/4BQDsKhTfd2JX1M2ajkOJu.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4BQDsKhTfd2JX1M2ajkOJu
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xda3c5c14240ea3e78cf5636cc22edd4868a456725faf843b4a439cb58a338765","isrc":"JPY392402121","name":"チューイン・ディスコ","registered_at":"2026-06-06T03:37:16Z","spotify_id":"4BQDsKhTfd2JX1M2ajkOJu","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda3c5c14240ea3e78cf5636cc22edd4868a456725faf843b4a439cb58a338765. 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/4BQDsKhTfd2JX1M2ajkOJu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4BQDsKhTfd2JX1M2ajkOJu.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xda3c5c14240ea3e78cf5636cc22edd4868a456725faf843b4a439cb58a338765","isrc":"JPY392402121","name":"チューイン・ディスコ","registered_at":"2026-06-06T03:37:16Z","spotify_id":"4BQDsKhTfd2JX1M2ajkOJu","type":"track"}

IVY
type: MusicRecording
duration: PT3M14S
duration ms: 194863
explicit: false
by artist: 初星学園
by artist: ツミキ
by artist: 月村手毬
in album: IVY
  type: MusicAlbum
  date published: 2024-05-23
isrc code: JPX832004727
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T23:15:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1aca3a6b4cb98b3552a05972a614fb26a8f3c92c430814802aee6cb85d3929ad
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953515
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2yh1xkPFRmiOrpXAMF5Y6r.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2yh1xkPFRmiOrpXAMF5Y6r
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
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 0x1aca3a6b4cb98b3552a05972a614fb26a8f3c92c430814802aee6cb85d3929ad. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2yh1xkPFRmiOrpXAMF5Y6r.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2yh1xkPFRmiOrpXAMF5Y6r.
  date published: 2026-06-13T12:53:06Z

IVY - Instrumental
type: MusicRecording
duration: PT3M14S
duration ms: 194863
explicit: false
by artist: 初星学園
by artist: ツミキ
by artist: 月村手毬
in album: IVY
  type: MusicAlbum
  date published: 2024-05-23
isrc code: JPX832004729

シャットダウン・シティ
type: MusicRecording
duration: PT3M57S
duration ms: 237746
explicit: false
by artist: ツミキ
by artist: DREAMERS
in album: シャットダウン・シティ
  type: MusicAlbum
  date published: 2023-09-08
isrc code: JPP302300497
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T16:39:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x62add03c9ba02fbb11efb93315678c7a4a4b0dbf4177577d0b689179134508ec
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/0LWiX4H7Xyqhy2qcsUUXNs.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0LWiX4H7Xyqhy2qcsUUXNs
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x62add03c9ba02fbb11efb93315678c7a4a4b0dbf4177577d0b689179134508ec","isrc":"JPP302300497","name":"シャットダウン・シティ","registered_at":"2026-06-10T16:39:18Z","spotify_id":"0LWiX4H7Xyqhy2qcsUUXNs","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x62add03c9ba02fbb11efb93315678c7a4a4b0dbf4177577d0b689179134508ec. 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/0LWiX4H7Xyqhy2qcsUUXNs.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0LWiX4H7Xyqhy2qcsUUXNs.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x62add03c9ba02fbb11efb93315678c7a4a4b0dbf4177577d0b689179134508ec","isrc":"JPP302300497","name":"シャットダウン・シティ","registered_at":"2026-06-10T16:39:18Z","spotify_id":"0LWiX4H7Xyqhy2qcsUUXNs","type":"track"}

カルチャ (feat. 初音ミク)
type: MusicRecording
duration: PT2M31S
duration ms: 151133
explicit: false
by artist: ツミキ
by artist: Hatsune Miku
in album: カルチャ
  type: MusicAlbum
  date published: 2022-10-16
isrc code: JP92Q2200775
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T11:44:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x34dbdd8f46be33be24e89f21664bc946df917779e58c6ad12ec8e70b3b91378c
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/0dt8ev3Jebpwk6Z1eNYJaS.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0dt8ev3Jebpwk6Z1eNYJaS
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x34dbdd8f46be33be24e89f21664bc946df917779e58c6ad12ec8e70b3b91378c","isrc":"JP92Q2200775","name":"カルチャ (feat. 初音ミク)","registered_at":"2026-06-04T11:44:16Z","spotify_id":"0dt8ev3Jebpwk6Z1eNYJaS","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34dbdd8f46be33be24e89f21664bc946df917779e58c6ad12ec8e70b3b91378c. 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/0dt8ev3Jebpwk6Z1eNYJaS.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0dt8ev3Jebpwk6Z1eNYJaS.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x34dbdd8f46be33be24e89f21664bc946df917779e58c6ad12ec8e70b3b91378c","isrc":"JP92Q2200775","name":"カルチャ (feat. 初音ミク)","registered_at":"2026-06-04T11:44:16Z","spotify_id":"0dt8ev3Jebpwk6Z1eNYJaS","type":"track"}

フォニイ
type: MusicRecording
duration: PT3M9S
duration ms: 189884
explicit: false
by artist: 可不
by artist: ツミキ
in album: KAF+YOU KAFU COMPILATION ALBUM シンメトリー
  type: MusicAlbum
  date published: 2021-12-18
isrc code: JPB602142103
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T20:00:07+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x74855b8c423908237f552b433d89c392f1359c25ad9cf587d2d7af2ecba68b30
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/2UUwBDALzJuThY88Ro2lD2.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2UUwBDALzJuThY88Ro2lD2
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x74855b8c423908237f552b433d89c392f1359c25ad9cf587d2d7af2ecba68b30","isrc":"JPB602142103","name":"フォニイ","registered_at":"2026-06-01T20:00:07Z","spotify_id":"2UUwBDALzJuThY88Ro2lD2","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74855b8c423908237f552b433d89c392f1359c25ad9cf587d2d7af2ecba68b30. 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/2UUwBDALzJuThY88Ro2lD2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2UUwBDALzJuThY88Ro2lD2.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x74855b8c423908237f552b433d89c392f1359c25ad9cf587d2d7af2ecba68b30","isrc":"JPB602142103","name":"フォニイ","registered_at":"2026-06-01T20:00:07Z","spotify_id":"2UUwBDALzJuThY88Ro2lD2","type":"track"}