Hayato Yoshida
type: MusicGroup
genre: j-rap
popularity: 43
followers: 12787
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSProofURL
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  value: https://artists.proofprofile.net/proofs/artist/d044d0b3-77fc-4303-bb59-ad16a06ed347.ots
additional property: OTSRecordURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/d044d0b3-77fc-4303-bb59-ad16a06ed347
additional property: OTSTimestamp
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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 0xc29ac97274bbbadc7b6b38579a2f394a5276896abbaadeb7332bdbc26d019e6b. 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/d044d0b3-77fc-4303-bb59-ad16a06ed347.json and https://artists.proofprofile.net/proofs/artist/d044d0b3-77fc-4303-bb59-ad16a06ed347.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
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album: NAME!!
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  date published: 2022-04-28
  track: DEEP LOVE
    type: MusicRecording
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    duration ms: 156168
    explicit: false
    by artist: NARIMIMI
    in album: NAME!!
      type: MusicAlbum
      date published: 2022-04-28
  track: HIT ON (feat. SERINA)
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    by artist: Serina
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  track: Grow up
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    by artist: NARIMIMI
    in album: NAME!!
      type: MusicAlbum
      date published: 2022-04-28
  track: NISINOKYO NIGHT (feat. Y-burn)
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    by artist: NARIMIMI
    by artist: Y-burn
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      date published: 2022-04-28
  track: KIRIN
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    in album: NAME!!
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      date published: 2022-04-28
  track: No type (feat. no.a)
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    by artist: no.a
    in album: NAME!!
      type: MusicAlbum
      date published: 2022-04-28
  track: Skrr Skrr Bousi
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    in album: NAME!!
      type: MusicAlbum
      date published: 2022-04-28
  track: YARU (feat. HOTEL LENA)
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    by artist: NARIMIMI
    by artist: HOTEL LENA
    in album: NAME!!
      type: MusicAlbum
      date published: 2022-04-28
  track: fresh flesh!! (feat. Y-burn)
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    by artist: NARIMIMI
    by artist: Y-burn
    in album: NAME!!
      type: MusicAlbum
      date published: 2022-04-28
  track: Good Night
    type: MusicRecording
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    explicit: false
    by artist: NARIMIMI
    in album: NAME!!
      type: MusicAlbum
      date published: 2022-04-28
  track: HANABI (feat. Juster)
    type: MusicRecording
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    by artist: Juster
    in album: NAME!!
      type: MusicAlbum
      date published: 2022-04-28
  track: No Yes Man
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    in album: NAME!!
      type: MusicAlbum
      date published: 2022-04-28
  track: Distortion (feat. 8)
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    duration: PT3M44S
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    explicit: false
    by artist: NARIMIMI
    by artist: Hayato Yoshida
    in album: NAME!!
      type: MusicAlbum
      date published: 2022-04-28
    isrc code: TCJPR2254705
  track: Laughter My Life (feat. Lotus)
    type: MusicRecording
    duration: PT3M51S
    duration ms: 231552
    explicit: false
    by artist: NARIMIMI
    by artist: Lotus
    in album: NAME!!
      type: MusicAlbum
      date published: 2022-04-28
  track: WA (feat. Tepa Roucci)
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    by artist: Tepa Roucci
    in album: NAME!!
      type: MusicAlbum
      date published: 2022-04-28
  track: NO TIME (feat. Yuzuki Ayumi)
    type: MusicRecording
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    explicit: false
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    by artist: Yuzuki Ayumi
    in album: NAME!!
      type: MusicAlbum
      date published: 2022-04-28
  track: Player (feat. S.A.D Force)
    type: MusicRecording
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    duration ms: 149647
    explicit: false
    by artist: NARIMIMI
    by artist: S.A.D Force
    in album: NAME!!
  track: Like a Rich
  track: Blue Sun
album: 22世紀計画
album: ボク
album: 平成2025
album: マルーンレッド電車
album: Unforgettable (feat. Hayato Yoshida)
album: Otsukaresama!!
album: 5/13
album: 君と地球で (KNOTT REMIX)
album: 自生
album: 孤独な街
album: 444
album: I remember
album: FrFr
track: Distortion (feat. 8)
track: 革命前夜行列車
track: 全部うまくいくように
track: イチブ
track: Tokyo
track: 花束
track: 2023:06:23:23:17
track: 僕らのブルース
track: ラブレター
track: 孤独な街
track: 夕暮れと街角
track: 163
track: 君と地球で
track: 雨夜
track: 都会、ど真ん中で
track: 自生
track: マルーンレッド電車
track: チョコミント
track: ストロベリーナイト
track: 月曜日はブルー

NARIMIMI
type: MusicGroup

S.A.D Force
type: MusicGroup

NAME!!
type: MusicAlbum
date published: 2022-04-28

Like a Rich
type: MusicRecording
duration: PT2M54S
duration ms: 174545
explicit: false
by artist: NARIMIMI
in album: NAME!!
  type: MusicAlbum
  date published: 2022-04-28

Blue Sun
type: MusicRecording
duration: PT2M41S
duration ms: 161349
explicit: false
by artist: NARIMIMI
in album: NAME!!
  type: MusicAlbum
  date published: 2022-04-28

22世紀計画
type: MusicAlbum
date published: 2024-05-20
track: 革命前夜行列車
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  by artist: KNOTT
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    type: MusicAlbum
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  additional property: OTSVerificationAPI
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb3756eee01091a60d9dfbd96cad8b86328993cf3a301b06e2685b2c91a5aa32e. 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/2a6XcUCkhbdbRHH1cv7Abo.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2a6XcUCkhbdbRHH1cv7Abo.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0xb3756eee01091a60d9dfbd96cad8b86328993cf3a301b06e2685b2c91a5aa32e","isrc":"TCJPY2497899","name":"革命前夜行列車","registered_at":"2026-06-10T08:03:29Z","spotify_id":"2a6XcUCkhbdbRHH1cv7Abo","type":"track"}
track: 全部うまくいくように
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    type: MusicAlbum
    date published: 2024-05-20
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  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/5lR6MbOIehIGZzgzHtWV4H.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5lR6MbOIehIGZzgzHtWV4H
  additional property: OTSTimestamp
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  additional property: OTSCanonicalRecord
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x580d96b5be62043d6243d3ec895fd046aa06234978e1b795a88502661576ffd0. 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/5lR6MbOIehIGZzgzHtWV4H.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5lR6MbOIehIGZzgzHtWV4H.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x580d96b5be62043d6243d3ec895fd046aa06234978e1b795a88502661576ffd0","isrc":"TCJPA2436418","name":"全部うまくいくように","registered_at":"2026-06-10T08:22:39Z","spotify_id":"5lR6MbOIehIGZzgzHtWV4H","type":"track"}
track: イチブ
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0hjG0VNPlbhkAKFtP1Rw2q
  additional property: OTSTimestamp
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  additional property: OTSCanonicalRecord
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0d887d02f29433064f2d73a2d38ffc4f077bb328b299e199bcc0479dfa41ebc. 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/0hjG0VNPlbhkAKFtP1Rw2q.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0hjG0VNPlbhkAKFtP1Rw2q.
    date published: 2026-06-13T17:25:41Z
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track: Tokyo
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSBitcoinBlockVerifyURL
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  additional property: OTSRecordURL
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1z62jJ7Yl01nEKP9MBn6ax
  additional property: OTSTimestamp
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  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 0xc1aa127260e4729eee8dd4c63fa5acaadad8de14a1bd9a18330a21925267ab77. 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/1z62jJ7Yl01nEKP9MBn6ax.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1z62jJ7Yl01nEKP9MBn6ax.
    date published: 2026-07-02T03:55:08Z
track: 花束
  type: MusicRecording
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    type: MusicAlbum
    date published: 2024-05-20
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  additional property: CopyrightID
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  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: 2023:06:23:23:17
track: 僕らのブルース
track: ラブレター

CopyrightID
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CopyrightStatus
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value: registered

CopyrightRegisteredAt
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CopyrightChainExplorerURL
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OTSBitcoinBlockVerifyURL
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OTSRecordURL
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OTSVerificationAPI
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value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4e0SfXcmsDRWpprwqfS8iD

OTSTimestamp
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OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x6a7a4a8d357b4e86249300d411515d39eeda948c724287f2ea7e3fb775fa3d02","isrc":"TCJPY2497857","name":"花束","registered_at":"2026-06-10T08:21:06Z","spotify_id":"4e0SfXcmsDRWpprwqfS8iD","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 0x6a7a4a8d357b4e86249300d411515d39eeda948c724287f2ea7e3fb775fa3d02. 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/4e0SfXcmsDRWpprwqfS8iD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4e0SfXcmsDRWpprwqfS8iD.
date published: 2026-06-13T17:25:41Z
text: {"copyright_id":"0x6a7a4a8d357b4e86249300d411515d39eeda948c724287f2ea7e3fb775fa3d02","isrc":"TCJPY2497857","name":"花束","registered_at":"2026-06-10T08:21:06Z","spotify_id":"4e0SfXcmsDRWpprwqfS8iD","type":"track"}

2023:06:23:23:17
type: MusicRecording
duration: PT1M41S
duration ms: 101559
explicit: false
by artist: Hayato Yoshida
by artist: KNOTT
in album: 22世紀計画
  type: MusicAlbum
  date published: 2024-05-20
isrc code: TCJPA2436426

僕らのブルース
type: MusicRecording
duration: PT2M54S
duration ms: 174864
explicit: false
by artist: Hayato Yoshida
by artist: KNOTT
in album: 22世紀計画
  type: MusicAlbum
  date published: 2024-05-20
isrc code: TCJPA2436427
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T20:04:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe6311ff748e86e29e2f53f983e8381fd1bbb9a52dafd72de58b9cd99d5a730e0
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/6TenMYXzorURhe2rFvkagn.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6TenMYXzorURhe2rFvkagn
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe6311ff748e86e29e2f53f983e8381fd1bbb9a52dafd72de58b9cd99d5a730e0","isrc":"TCJPA2436427","name":"僕らのブルース","registered_at":"2026-06-23T20:04:31Z","spotify_id":"6TenMYXzorURhe2rFvkagn","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6311ff748e86e29e2f53f983e8381fd1bbb9a52dafd72de58b9cd99d5a730e0. 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/6TenMYXzorURhe2rFvkagn.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6TenMYXzorURhe2rFvkagn.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0xe6311ff748e86e29e2f53f983e8381fd1bbb9a52dafd72de58b9cd99d5a730e0","isrc":"TCJPA2436427","name":"僕らのブルース","registered_at":"2026-06-23T20:04:31Z","spotify_id":"6TenMYXzorURhe2rFvkagn","type":"track"}

ラブレター
type: MusicRecording
duration: PT2M45S
duration ms: 165718
explicit: false
by artist: Hayato Yoshida
by artist: KNOTT
in album: 22世紀計画
  type: MusicAlbum
  date published: 2024-05-20
isrc code: TCJPA2436428
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T23:39:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x547101bbdf2a30a5906e376e21546219d18cabd859c7cec66b3c1363b39b9acd
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/29BItOt9UlF48Q5NIP1HEl.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/29BItOt9UlF48Q5NIP1HEl
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x547101bbdf2a30a5906e376e21546219d18cabd859c7cec66b3c1363b39b9acd","isrc":"TCJPA2436428","name":"ラブレター","registered_at":"2026-06-08T23:39:06Z","spotify_id":"29BItOt9UlF48Q5NIP1HEl","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x547101bbdf2a30a5906e376e21546219d18cabd859c7cec66b3c1363b39b9acd. 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/29BItOt9UlF48Q5NIP1HEl.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/29BItOt9UlF48Q5NIP1HEl.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x547101bbdf2a30a5906e376e21546219d18cabd859c7cec66b3c1363b39b9acd","isrc":"TCJPA2436428","name":"ラブレター","registered_at":"2026-06-08T23:39:06Z","spotify_id":"29BItOt9UlF48Q5NIP1HEl","type":"track"}

ボク
type: MusicAlbum
date published: 2023-04-27
track: 孤独な街
  type: MusicRecording
  duration: PT2M57S
  duration ms: 177908
  explicit: false
  by artist: Hayato Yoshida
  in album: ボク
    type: MusicAlbum
    date published: 2023-04-27
  isrc code: TCJPV2355689
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T14:35:06+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x281e9dd6df437ecb6b70ffeeed16db149c8ad1c1a119f81ea5253d848b2a0599
  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/54vsd6GcGKPtgFKOwtmLss.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/54vsd6GcGKPtgFKOwtmLss
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x281e9dd6df437ecb6b70ffeeed16db149c8ad1c1a119f81ea5253d848b2a0599","isrc":"TCJPV2355689","name":"孤独な街","registered_at":"2026-06-06T14:35:06Z","spotify_id":"54vsd6GcGKPtgFKOwtmLss","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x281e9dd6df437ecb6b70ffeeed16db149c8ad1c1a119f81ea5253d848b2a0599. 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/54vsd6GcGKPtgFKOwtmLss.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/54vsd6GcGKPtgFKOwtmLss.
    date published: 2026-06-13T12:53:06Z
    text: {"copyright_id":"0x281e9dd6df437ecb6b70ffeeed16db149c8ad1c1a119f81ea5253d848b2a0599","isrc":"TCJPV2355689","name":"孤独な街","registered_at":"2026-06-06T14:35:06Z","spotify_id":"54vsd6GcGKPtgFKOwtmLss","type":"track"}
track: 夕暮れと街角
  type: MusicRecording
  duration: PT3M19S
  duration ms: 199237
  explicit: false
  by artist: Hayato Yoshida
  in album: ボク
    type: MusicAlbum
    date published: 2023-04-27
  isrc code: TCJPV2355699
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T23:52:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4e9cf0c672b25aabbbc7cbc006ec0c67ded8478fbd1f244c59b7d275578d451b
  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/1VgSsVMoSJ9Y4pamnQR6Pr.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1VgSsVMoSJ9Y4pamnQR6Pr
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x4e9cf0c672b25aabbbc7cbc006ec0c67ded8478fbd1f244c59b7d275578d451b","isrc":"TCJPV2355699","name":"夕暮れと街角","registered_at":"2026-06-07T23:52:11Z","spotify_id":"1VgSsVMoSJ9Y4pamnQR6Pr","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e9cf0c672b25aabbbc7cbc006ec0c67ded8478fbd1f244c59b7d275578d451b. 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/1VgSsVMoSJ9Y4pamnQR6Pr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1VgSsVMoSJ9Y4pamnQR6Pr.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x4e9cf0c672b25aabbbc7cbc006ec0c67ded8478fbd1f244c59b7d275578d451b","isrc":"TCJPV2355699","name":"夕暮れと街角","registered_at":"2026-06-07T23:52:11Z","spotify_id":"1VgSsVMoSJ9Y4pamnQR6Pr","type":"track"}
track: 163
  type: MusicRecording
  duration: PT2M8S
  duration ms: 128643
  explicit: false
  by artist: Hayato Yoshida
  in album: ボク
    type: MusicAlbum
    date published: 2023-04-27
  isrc code: TCJPV2355709
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T14:02:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5b2d6dc9445f4435d3a5e5e09ae2fb0eef5dd5e642ff758b19f52aef1e2d1a70
  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/3XRyrkGXpgpFvNMIXMbAG1.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3XRyrkGXpgpFvNMIXMbAG1
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b2d6dc9445f4435d3a5e5e09ae2fb0eef5dd5e642ff758b19f52aef1e2d1a70. 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/3XRyrkGXpgpFvNMIXMbAG1.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3XRyrkGXpgpFvNMIXMbAG1.
    date published: 2026-06-13T15:41:10Z
track: 君と地球で
  type: MusicRecording
  duration: PT3M10S
  duration ms: 190979
  explicit: false
  by artist: Hayato Yoshida
  in album: ボク
    type: MusicAlbum
    date published: 2023-04-27
  isrc code: TCJPV2355722
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-02T01:40:49+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7aa171f645fbadefaebcfc4305e6c53faec967d88e1f0385b8ab6eccf1bb54a2
  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/031MxzOBveI0CrxV48ZHDm.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/031MxzOBveI0CrxV48ZHDm
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x7aa171f645fbadefaebcfc4305e6c53faec967d88e1f0385b8ab6eccf1bb54a2","isrc":"TCJPV2355722","name":"君と地球で","registered_at":"2026-06-02T01:40:49Z","spotify_id":"031MxzOBveI0CrxV48ZHDm","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7aa171f645fbadefaebcfc4305e6c53faec967d88e1f0385b8ab6eccf1bb54a2. 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/031MxzOBveI0CrxV48ZHDm.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/031MxzOBveI0CrxV48ZHDm.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x7aa171f645fbadefaebcfc4305e6c53faec967d88e1f0385b8ab6eccf1bb54a2","isrc":"TCJPV2355722","name":"君と地球で","registered_at":"2026-06-02T01:40:49Z","spotify_id":"031MxzOBveI0CrxV48ZHDm","type":"track"}
track: 雨夜
  type: MusicRecording
  duration: PT2M11S
  duration ms: 131257
  explicit: false
  by artist: Hayato Yoshida
  in album: ボク
    type: MusicAlbum
    date published: 2023-04-27
  isrc code: TCJPV2355727
  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: 都会、ど真ん中で
track: 自生

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-05T14:47:54+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x8aed74af37919ff359c99430b347d71880c5657c93c436723e6b20ee7122cc8b

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/5hmoYOOxTdRWEzUM7cgPSL.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5hmoYOOxTdRWEzUM7cgPSL

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x8aed74af37919ff359c99430b347d71880c5657c93c436723e6b20ee7122cc8b","isrc":"TCJPV2355727","name":"雨夜","registered_at":"2026-06-05T14:47:54Z","spotify_id":"5hmoYOOxTdRWEzUM7cgPSL","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 0x8aed74af37919ff359c99430b347d71880c5657c93c436723e6b20ee7122cc8b. 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/5hmoYOOxTdRWEzUM7cgPSL.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5hmoYOOxTdRWEzUM7cgPSL.
date published: 2026-06-13T12:47:07Z
text: {"copyright_id":"0x8aed74af37919ff359c99430b347d71880c5657c93c436723e6b20ee7122cc8b","isrc":"TCJPV2355727","name":"雨夜","registered_at":"2026-06-05T14:47:54Z","spotify_id":"5hmoYOOxTdRWEzUM7cgPSL","type":"track"}

都会、ど真ん中で
type: MusicRecording
duration: PT2M48S
duration ms: 168658
explicit: false
by artist: Hayato Yoshida
in album: ボク
  type: MusicAlbum
  date published: 2023-04-27
isrc code: TCJPV2355733
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T07:41:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xca37a1b977bbcbc0bb3500e45dcaeca3259b9da1c9de016ef289e2ae2faa8fd3
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/15ov5YQR0R7IU1J4Ep7rwQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/15ov5YQR0R7IU1J4Ep7rwQ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xca37a1b977bbcbc0bb3500e45dcaeca3259b9da1c9de016ef289e2ae2faa8fd3","isrc":"TCJPV2355733","name":"都会、ど真ん中で","registered_at":"2026-06-06T07:41:03Z","spotify_id":"15ov5YQR0R7IU1J4Ep7rwQ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca37a1b977bbcbc0bb3500e45dcaeca3259b9da1c9de016ef289e2ae2faa8fd3. 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/15ov5YQR0R7IU1J4Ep7rwQ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/15ov5YQR0R7IU1J4Ep7rwQ.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xca37a1b977bbcbc0bb3500e45dcaeca3259b9da1c9de016ef289e2ae2faa8fd3","isrc":"TCJPV2355733","name":"都会、ど真ん中で","registered_at":"2026-06-06T07:41:03Z","spotify_id":"15ov5YQR0R7IU1J4Ep7rwQ","type":"track"}

自生
type: MusicRecording
duration: PT2M51S
duration ms: 171256
explicit: false
by artist: Hayato Yoshida
in album: ボク
  type: MusicAlbum
  date published: 2023-04-27
isrc code: TCJPV2355736
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T23:52:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xce6f7f7136975a7db7c4f217c3c80fa938ed3c42988da04fa9f2db81879535f1
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/1NB61gZj0uVKGF7wWethyg.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1NB61gZj0uVKGF7wWethyg
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xce6f7f7136975a7db7c4f217c3c80fa938ed3c42988da04fa9f2db81879535f1","isrc":"TCJPV2355736","name":"自生","registered_at":"2026-06-07T23:52:41Z","spotify_id":"1NB61gZj0uVKGF7wWethyg","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xce6f7f7136975a7db7c4f217c3c80fa938ed3c42988da04fa9f2db81879535f1. 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/1NB61gZj0uVKGF7wWethyg.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1NB61gZj0uVKGF7wWethyg.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xce6f7f7136975a7db7c4f217c3c80fa938ed3c42988da04fa9f2db81879535f1","isrc":"TCJPV2355736","name":"自生","registered_at":"2026-06-07T23:52:41Z","spotify_id":"1NB61gZj0uVKGF7wWethyg","type":"track"}

平成2025
type: MusicAlbum
date published: 2025-04-02
track: マルーンレッド電車
  type: MusicRecording
  duration: PT2M56S
  duration ms: 176987
  explicit: false
  by artist: Hayato Yoshida
  in album: 平成2025
    type: MusicAlbum
    date published: 2025-04-02
  isrc code: FR10S2525394
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T14:27:02+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x110de077de18b826c2ba1dce8c55d6abb5fbe0a79a5f4cf91d4a6534b4b6de0f
  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/48WMqBf7Y6hjV5wv1M6KXK.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/48WMqBf7Y6hjV5wv1M6KXK
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x110de077de18b826c2ba1dce8c55d6abb5fbe0a79a5f4cf91d4a6534b4b6de0f","isrc":"FR10S2525394","name":"マルーンレッド電車","registered_at":"2026-06-04T14:27:02Z","spotify_id":"48WMqBf7Y6hjV5wv1M6KXK","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x110de077de18b826c2ba1dce8c55d6abb5fbe0a79a5f4cf91d4a6534b4b6de0f. 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/48WMqBf7Y6hjV5wv1M6KXK.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/48WMqBf7Y6hjV5wv1M6KXK.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x110de077de18b826c2ba1dce8c55d6abb5fbe0a79a5f4cf91d4a6534b4b6de0f","isrc":"FR10S2525394","name":"マルーンレッド電車","registered_at":"2026-06-04T14:27:02Z","spotify_id":"48WMqBf7Y6hjV5wv1M6KXK","type":"track"}
track: チョコミント
  type: MusicRecording
  duration: PT3M7S
  duration ms: 187374
  explicit: false
  by artist: Hayato Yoshida
  in album: 平成2025
    type: MusicAlbum
    date published: 2025-04-02
  isrc code: FR10S2590977
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T05:36:29+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2883567405354f859cac5f5aa955085d197ca761a62e359c03e422ef91239de1
  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/7MtkDfStPcnWCRukFpoPcx.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7MtkDfStPcnWCRukFpoPcx
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x2883567405354f859cac5f5aa955085d197ca761a62e359c03e422ef91239de1","isrc":"FR10S2590977","name":"チョコミント","registered_at":"2026-06-07T05:36:29Z","spotify_id":"7MtkDfStPcnWCRukFpoPcx","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2883567405354f859cac5f5aa955085d197ca761a62e359c03e422ef91239de1. 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/7MtkDfStPcnWCRukFpoPcx.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7MtkDfStPcnWCRukFpoPcx.
    date published: 2026-06-13T12:53:06Z
    text: {"copyright_id":"0x2883567405354f859cac5f5aa955085d197ca761a62e359c03e422ef91239de1","isrc":"FR10S2590977","name":"チョコミント","registered_at":"2026-06-07T05:36:29Z","spotify_id":"7MtkDfStPcnWCRukFpoPcx","type":"track"}
track: ストロベリーナイト
  type: MusicRecording
  duration: PT2M29S
  duration ms: 149308
  explicit: false
  by artist: Hayato Yoshida
  in album: 平成2025
    type: MusicAlbum
    date published: 2025-04-02
  isrc code: FR10S2590978
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T14:23:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc6ac909478b41a266de1503fe9b5fb61fad6d5ac6b009a5551c576d1caabfa72
  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/6nMEG8M7uEtEKTPgcmTgZn.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6nMEG8M7uEtEKTPgcmTgZn
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xc6ac909478b41a266de1503fe9b5fb61fad6d5ac6b009a5551c576d1caabfa72","isrc":"FR10S2590978","name":"ストロベリーナイト","registered_at":"2026-06-09T14:23:51Z","spotify_id":"6nMEG8M7uEtEKTPgcmTgZn","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6ac909478b41a266de1503fe9b5fb61fad6d5ac6b009a5551c576d1caabfa72. 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/6nMEG8M7uEtEKTPgcmTgZn.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6nMEG8M7uEtEKTPgcmTgZn.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0xc6ac909478b41a266de1503fe9b5fb61fad6d5ac6b009a5551c576d1caabfa72","isrc":"FR10S2590978","name":"ストロベリーナイト","registered_at":"2026-06-09T14:23:51Z","spotify_id":"6nMEG8M7uEtEKTPgcmTgZn","type":"track"}
track: 月曜日はブルー
  type: MusicRecording
  duration: PT2M50S
  duration ms: 170921
  explicit: false
  by artist: Hayato Yoshida
  in album: 平成2025
    type: MusicAlbum
    date published: 2025-04-02
  isrc code: FR10S2590979
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T00:36:16+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x45231d74ae70b7c9182eef166bb1c1e6ebe740310bc29cf8c51dbeec8c121c5a
  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/1baYNcUH6g0FlSSZCHDNjB.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1baYNcUH6g0FlSSZCHDNjB
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x45231d74ae70b7c9182eef166bb1c1e6ebe740310bc29cf8c51dbeec8c121c5a","isrc":"FR10S2590979","name":"月曜日はブルー","registered_at":"2026-06-10T00:36:16Z","spotify_id":"1baYNcUH6g0FlSSZCHDNjB","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x45231d74ae70b7c9182eef166bb1c1e6ebe740310bc29cf8c51dbeec8c121c5a. 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/1baYNcUH6g0FlSSZCHDNjB.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1baYNcUH6g0FlSSZCHDNjB.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x45231d74ae70b7c9182eef166bb1c1e6ebe740310bc29cf8c51dbeec8c121c5a","isrc":"FR10S2590979","name":"月曜日はブルー","registered_at":"2026-06-10T00:36:16Z","spotify_id":"1baYNcUH6g0FlSSZCHDNjB","type":"track"}

マルーンレッド電車
type: MusicAlbum
date published: 2025-02-26
track: マルーンレッド電車
  type: MusicRecording
  duration: PT2M56S
  duration ms: 176987
  explicit: false
  by artist: Hayato Yoshida
  in album: マルーンレッド電車
    type: MusicAlbum
    date published: 2025-02-26
  isrc code: FR10S2525394
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T14:27:02+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x110de077de18b826c2ba1dce8c55d6abb5fbe0a79a5f4cf91d4a6534b4b6de0f
  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/7dMw9aBZwrs7llmwPOxrjj.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7dMw9aBZwrs7llmwPOxrjj
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x110de077de18b826c2ba1dce8c55d6abb5fbe0a79a5f4cf91d4a6534b4b6de0f","isrc":"FR10S2525394","name":"マルーンレッド電車","registered_at":"2026-06-04T14:27:02Z","spotify_id":"7dMw9aBZwrs7llmwPOxrjj","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x110de077de18b826c2ba1dce8c55d6abb5fbe0a79a5f4cf91d4a6534b4b6de0f. 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/7dMw9aBZwrs7llmwPOxrjj.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7dMw9aBZwrs7llmwPOxrjj.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x110de077de18b826c2ba1dce8c55d6abb5fbe0a79a5f4cf91d4a6534b4b6de0f","isrc":"FR10S2525394","name":"マルーンレッド電車","registered_at":"2026-06-04T14:27:02Z","spotify_id":"7dMw9aBZwrs7llmwPOxrjj","type":"track"}

Unforgettable (feat. Hayato Yoshida)
type: MusicAlbum
date published: 2024-12-18
track: Unforgettable (feat. Hayato Yoshida)
  type: MusicRecording
  duration: PT2M55S
  duration ms: 175200
  explicit: false
  by artist: Sugar Goose
  by artist: Hayato Yoshida
  in album: Unforgettable (feat. Hayato Yoshida)
    type: MusicAlbum
    date published: 2024-12-18
  isrc code: JPWP02401719
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T07:44:44+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa4bec2d455e1ab33fb0c513f58843ddc05507785c4412d6ee7f0d2197fd85820
  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/0Nq7gEPGhiHAlUpJ5cLO5I.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0Nq7gEPGhiHAlUpJ5cLO5I
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xa4bec2d455e1ab33fb0c513f58843ddc05507785c4412d6ee7f0d2197fd85820","isrc":"JPWP02401719","name":"Unforgettable (feat. Hayato Yoshida)","registered_at":"2026-06-08T07:44:44Z","spotify_id":"0Nq7gEPGhiHAlUpJ5cLO5I","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4bec2d455e1ab33fb0c513f58843ddc05507785c4412d6ee7f0d2197fd85820. 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/0Nq7gEPGhiHAlUpJ5cLO5I.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0Nq7gEPGhiHAlUpJ5cLO5I.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0xa4bec2d455e1ab33fb0c513f58843ddc05507785c4412d6ee7f0d2197fd85820","isrc":"JPWP02401719","name":"Unforgettable (feat. Hayato Yoshida)","registered_at":"2026-06-08T07:44:44Z","spotify_id":"0Nq7gEPGhiHAlUpJ5cLO5I","type":"track"}

Otsukaresama!!
type: MusicAlbum
date published: 2024-04-04
track: Otsukaresama!!
  type: MusicRecording
  duration: PT3M12S
  duration ms: 192000
  explicit: false
  by artist: Hayato Yoshida
  by artist: KVGGLV
  in album: Otsukaresama!!
    type: MusicAlbum
    date published: 2024-04-04
  isrc code: TCJPZ2471842
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T10:36:05+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd2d6e25df3803686a794a252cbfc9916aec916d40497b056ccf29f2306dcc58a
  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/6UzO17ksoRaskS8OQkKpv8.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6UzO17ksoRaskS8OQkKpv8
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2d6e25df3803686a794a252cbfc9916aec916d40497b056ccf29f2306dcc58a. 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/6UzO17ksoRaskS8OQkKpv8.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6UzO17ksoRaskS8OQkKpv8.
    date published: 2026-07-02T03:55:08Z

5/13
type: MusicAlbum
date published: 2024-02-14
track: 花束
  type: MusicRecording
  duration: PT2M3S
  duration ms: 123890
  explicit: false
  by artist: Hayato Yoshida
  in album: 5/13
    type: MusicAlbum
    date published: 2024-02-14
  isrc code: TCJPY2497857
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T08:21:06+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6a7a4a8d357b4e86249300d411515d39eeda948c724287f2ea7e3fb775fa3d02
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957120
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957120
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1UP3pCFXtzA70mC7CRUDUW.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1UP3pCFXtzA70mC7CRUDUW
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:22:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x6a7a4a8d357b4e86249300d411515d39eeda948c724287f2ea7e3fb775fa3d02","isrc":"TCJPY2497857","name":"花束","registered_at":"2026-06-10T08:21:06Z","spotify_id":"1UP3pCFXtzA70mC7CRUDUW","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a7a4a8d357b4e86249300d411515d39eeda948c724287f2ea7e3fb775fa3d02. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1UP3pCFXtzA70mC7CRUDUW.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1UP3pCFXtzA70mC7CRUDUW.
    date published: 2026-07-08T03:22:41Z
    text: {"copyright_id":"0x6a7a4a8d357b4e86249300d411515d39eeda948c724287f2ea7e3fb775fa3d02","isrc":"TCJPY2497857","name":"花束","registered_at":"2026-06-10T08:21:06Z","spotify_id":"1UP3pCFXtzA70mC7CRUDUW","type":"track"}
track: 革命前夜行列車
  type: MusicRecording
  duration: PT3M3S
  duration ms: 183582
  explicit: false
  by artist: Hayato Yoshida
  by artist: KNOTT
  in album: 5/13
    type: MusicAlbum
    date published: 2024-02-14
  isrc code: TCJPY2497899
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T08:03:29+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb3756eee01091a60d9dfbd96cad8b86328993cf3a301b06e2685b2c91a5aa32e
  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/5zqr8SldOKOqZk8Z6kh7Sm.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5zqr8SldOKOqZk8Z6kh7Sm
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xb3756eee01091a60d9dfbd96cad8b86328993cf3a301b06e2685b2c91a5aa32e","isrc":"TCJPY2497899","name":"革命前夜行列車","registered_at":"2026-06-10T08:03:29Z","spotify_id":"5zqr8SldOKOqZk8Z6kh7Sm","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb3756eee01091a60d9dfbd96cad8b86328993cf3a301b06e2685b2c91a5aa32e. 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/5zqr8SldOKOqZk8Z6kh7Sm.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5zqr8SldOKOqZk8Z6kh7Sm.
    date published: 2026-07-08T03:53:27Z
    text: {"copyright_id":"0xb3756eee01091a60d9dfbd96cad8b86328993cf3a301b06e2685b2c91a5aa32e","isrc":"TCJPY2497899","name":"革命前夜行列車","registered_at":"2026-06-10T08:03:29Z","spotify_id":"5zqr8SldOKOqZk8Z6kh7Sm","type":"track"}

君と地球で (KNOTT REMIX)
type: MusicAlbum
date published: 2023-11-01
track: 君と地球で - KNOTT REMIX
  type: MusicRecording
  duration: PT3M21S
  duration ms: 201602
  explicit: false
  by artist: Hayato Yoshida
  by artist: KNOTT
  in album: 君と地球で (KNOTT REMIX)
    type: MusicAlbum
    date published: 2023-11-01
  isrc code: TCJPX2370569
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T22:56:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x24575a40b4b66972e3aabfc58ac4f8cb5992ae6f9943c145ec396d46a4e48b15
  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/0jlhU21XsXHkO8MpAZ7Yyc.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0jlhU21XsXHkO8MpAZ7Yyc
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x24575a40b4b66972e3aabfc58ac4f8cb5992ae6f9943c145ec396d46a4e48b15","isrc":"TCJPX2370569","name":"君と地球で - KNOTT REMIX","registered_at":"2026-06-05T22:56:14Z","spotify_id":"0jlhU21XsXHkO8MpAZ7Yyc","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x24575a40b4b66972e3aabfc58ac4f8cb5992ae6f9943c145ec396d46a4e48b15. 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/0jlhU21XsXHkO8MpAZ7Yyc.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0jlhU21XsXHkO8MpAZ7Yyc.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x24575a40b4b66972e3aabfc58ac4f8cb5992ae6f9943c145ec396d46a4e48b15","isrc":"TCJPX2370569","name":"君と地球で - KNOTT REMIX","registered_at":"2026-06-05T22:56:14Z","spotify_id":"0jlhU21XsXHkO8MpAZ7Yyc","type":"track"}
track: 君と地球で - KNOTT REMIX - Instrumental
  type: MusicRecording
  duration: PT3M21S
  duration ms: 201735
  explicit: false
  by artist: Hayato Yoshida
  by artist: KNOTT
  in album: 君と地球で (KNOTT REMIX)
    type: MusicAlbum
    date published: 2023-11-01
  isrc code: TCJPX2376476

自生
type: MusicAlbum
date published: 2022-09-08
track: 自生
  type: MusicRecording
  duration: PT2M51S
  duration ms: 171256
  explicit: false
  by artist: Hayato Yoshida
  in album: 自生
    type: MusicAlbum
    date published: 2022-09-08
  isrc code: TCJPS2268224

孤独な街
type: MusicAlbum
date published: 2022-04-18
track: 孤独な街
  type: MusicRecording
  duration: PT2M57S
  duration ms: 177908
  explicit: false
  by artist: Hayato Yoshida
  in album: 孤独な街
    type: MusicAlbum
    date published: 2022-04-18
  isrc code: TCJPR2254106

444
type: MusicAlbum
date published: 2025-03-05
track: Be yourself
  type: MusicRecording
  duration: PT2M1S
  duration ms: 121994
  explicit: false
  by artist: Sugar Goose
  in album: 444
    type: MusicAlbum
    date published: 2025-03-05
  isrc code: JPWP02500276
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-20T20:25:16+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xba4f5e13f18e8c8bb634931c2e94dffdf676ce09e0f9ae7886b57311ef379909
  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/5P22sB8iIygQRlsFNcwMfN.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5P22sB8iIygQRlsFNcwMfN
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xba4f5e13f18e8c8bb634931c2e94dffdf676ce09e0f9ae7886b57311ef379909","isrc":"JPWP02500276","name":"Be yourself","registered_at":"2026-06-20T20:25:16Z","spotify_id":"5P22sB8iIygQRlsFNcwMfN","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba4f5e13f18e8c8bb634931c2e94dffdf676ce09e0f9ae7886b57311ef379909. 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/5P22sB8iIygQRlsFNcwMfN.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5P22sB8iIygQRlsFNcwMfN.
    date published: 2026-07-02T03:30:09Z
    text: {"copyright_id":"0xba4f5e13f18e8c8bb634931c2e94dffdf676ce09e0f9ae7886b57311ef379909","isrc":"JPWP02500276","name":"Be yourself","registered_at":"2026-06-20T20:25:16Z","spotify_id":"5P22sB8iIygQRlsFNcwMfN","type":"track"}
track: Joker
  type: MusicRecording
  duration: PT2M8S
  duration ms: 128160
  explicit: false
  by artist: Sugar Goose
  in album: 444
    type: MusicAlbum
    date published: 2025-03-05
  isrc code: JPWP02500277
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T08:25:23+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x909de4f45f79f72373928e8d406e4ddd2dba752e94e380d1ac6ce242f16959f6
  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/1kc0cgqL0SuP88O8sdnmEB.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1kc0cgqL0SuP88O8sdnmEB
  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 0x909de4f45f79f72373928e8d406e4ddd2dba752e94e380d1ac6ce242f16959f6. 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/1kc0cgqL0SuP88O8sdnmEB.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1kc0cgqL0SuP88O8sdnmEB.
    date published: 2026-07-02T03:30:09Z
track: I remember
  type: MusicRecording
  duration: PT2M45S
  duration ms: 165500
  explicit: false
  by artist: Sugar Goose
  in album: 444
    type: MusicAlbum
    date published: 2025-03-05
  isrc code: JPWP02500015
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T23:15:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x72466105ae0ea2b46b775b3555b9c2c0fa0174495be114cdda55c56857d6488f
  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/7yomWGCA6eG7qZ6xwhAJLx.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7yomWGCA6eG7qZ6xwhAJLx
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x72466105ae0ea2b46b775b3555b9c2c0fa0174495be114cdda55c56857d6488f","isrc":"JPWP02500015","name":"I remember","registered_at":"2026-06-07T23:15:35Z","spotify_id":"7yomWGCA6eG7qZ6xwhAJLx","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72466105ae0ea2b46b775b3555b9c2c0fa0174495be114cdda55c56857d6488f. 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/7yomWGCA6eG7qZ6xwhAJLx.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7yomWGCA6eG7qZ6xwhAJLx.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0x72466105ae0ea2b46b775b3555b9c2c0fa0174495be114cdda55c56857d6488f","isrc":"JPWP02500015","name":"I remember","registered_at":"2026-06-07T23:15:35Z","spotify_id":"7yomWGCA6eG7qZ6xwhAJLx","type":"track"}
track: Think of you
  type: MusicRecording
  duration: PT3M13S
  duration ms: 193503
  explicit: false
  by artist: Sugar Goose
  in album: 444
    type: MusicAlbum
    date published: 2025-03-05
  isrc code: JPWP02500278
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T08:25:18+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe96b975cb6b2c85bbf17abd8deebad737337044376207112ecab845c5b3802f5
  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/0Btto7eucTfHAv2v5OJqC2.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0Btto7eucTfHAv2v5OJqC2
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xe96b975cb6b2c85bbf17abd8deebad737337044376207112ecab845c5b3802f5","isrc":"JPWP02500278","name":"Think of you","registered_at":"2026-06-18T08:25:18Z","spotify_id":"0Btto7eucTfHAv2v5OJqC2","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe96b975cb6b2c85bbf17abd8deebad737337044376207112ecab845c5b3802f5. 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/0Btto7eucTfHAv2v5OJqC2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0Btto7eucTfHAv2v5OJqC2.
    date published: 2026-07-02T03:30:09Z
    text: {"copyright_id":"0xe96b975cb6b2c85bbf17abd8deebad737337044376207112ecab845c5b3802f5","isrc":"JPWP02500278","name":"Think of you","registered_at":"2026-06-18T08:25:18Z","spotify_id":"0Btto7eucTfHAv2v5OJqC2","type":"track"}
track: Unforgettable (feat. Hayato Yoshida)
  type: MusicRecording
  duration: PT2M55S
  duration ms: 175200
  explicit: false
  by artist: Sugar Goose
  by artist: Hayato Yoshida
  in album: 444
    type: MusicAlbum
    date published: 2025-03-05
  isrc code: JPWP02401719
  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: Tears (feat. Karuta)
track: Alone
track: 444
track: Love again (feat. Rocks)
track: Escape
track: 列車

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-08T07:44:44+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xa4bec2d455e1ab33fb0c513f58843ddc05507785c4412d6ee7f0d2197fd85820

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/6w4FqKKnQ0Drec0E9ws62j.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6w4FqKKnQ0Drec0E9ws62j

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xa4bec2d455e1ab33fb0c513f58843ddc05507785c4412d6ee7f0d2197fd85820","isrc":"JPWP02401719","name":"Unforgettable (feat. Hayato Yoshida)","registered_at":"2026-06-08T07:44:44Z","spotify_id":"6w4FqKKnQ0Drec0E9ws62j","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 0xa4bec2d455e1ab33fb0c513f58843ddc05507785c4412d6ee7f0d2197fd85820. 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/6w4FqKKnQ0Drec0E9ws62j.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6w4FqKKnQ0Drec0E9ws62j.
date published: 2026-06-13T17:25:41Z
text: {"copyright_id":"0xa4bec2d455e1ab33fb0c513f58843ddc05507785c4412d6ee7f0d2197fd85820","isrc":"JPWP02401719","name":"Unforgettable (feat. Hayato Yoshida)","registered_at":"2026-06-08T07:44:44Z","spotify_id":"6w4FqKKnQ0Drec0E9ws62j","type":"track"}

Tears (feat. Karuta)
type: MusicRecording
duration: PT2M45S
duration ms: 165000
explicit: false
by artist: Sugar Goose
by artist: Karuta
in album: 444
  type: MusicAlbum
  date published: 2025-03-05
isrc code: TCJPC2483619
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T16:39:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1c7d7c36a59bfcc25de691191d14f63ca11515172b618602a43516209351e420
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/3quOXPOW7ZzmhQ4gkT505t.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3quOXPOW7ZzmhQ4gkT505t
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1c7d7c36a59bfcc25de691191d14f63ca11515172b618602a43516209351e420","isrc":"TCJPC2483619","name":"Tears (feat. Karuta)","registered_at":"2026-06-07T16:39:33Z","spotify_id":"3quOXPOW7ZzmhQ4gkT505t","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c7d7c36a59bfcc25de691191d14f63ca11515172b618602a43516209351e420. 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/3quOXPOW7ZzmhQ4gkT505t.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3quOXPOW7ZzmhQ4gkT505t.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x1c7d7c36a59bfcc25de691191d14f63ca11515172b618602a43516209351e420","isrc":"TCJPC2483619","name":"Tears (feat. Karuta)","registered_at":"2026-06-07T16:39:33Z","spotify_id":"3quOXPOW7ZzmhQ4gkT505t","type":"track"}

Alone
type: MusicRecording
duration: PT2M24S
duration ms: 144346
explicit: false
by artist: Sugar Goose
in album: 444
  type: MusicAlbum
  date published: 2025-03-05
isrc code: JPWP02500279
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T15:29:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc715ca7fc59d0cb7befb40b60c16505f2ebaeb1378d2f22e0b63cf52b30b4292
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/2kcs9VkfHmYxzD4wZ0lvZR.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2kcs9VkfHmYxzD4wZ0lvZR
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc715ca7fc59d0cb7befb40b60c16505f2ebaeb1378d2f22e0b63cf52b30b4292. 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/2kcs9VkfHmYxzD4wZ0lvZR.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2kcs9VkfHmYxzD4wZ0lvZR.
  date published: 2026-07-02T03:55:08Z

444
type: MusicRecording
duration: PT2M15S
duration ms: 135957
explicit: false
by artist: Sugar Goose
in album: 444
  type: MusicAlbum
  date published: 2025-03-05
isrc code: JPWP02500280
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T10:12:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7cac3788931e94eccc419b8e7c8b641c2290eb4824299a031b438b79741a205c
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/4hLbuNEfiPNIIJPcAHQ84a.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4hLbuNEfiPNIIJPcAHQ84a
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7cac3788931e94eccc419b8e7c8b641c2290eb4824299a031b438b79741a205c. 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/4hLbuNEfiPNIIJPcAHQ84a.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4hLbuNEfiPNIIJPcAHQ84a.
  date published: 2026-06-13T13:32:09Z

Love again (feat. Rocks)
type: MusicRecording
duration: PT2M44S
duration ms: 164791
explicit: false
by artist: Sugar Goose
by artist: Rocks
in album: 444
  type: MusicAlbum
  date published: 2025-03-05
isrc code: JPWP02500281
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T21:39:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbfe624ae07364be6dff5ea68b94e3dd02d166edeb0eddddb9d405a40e112df31
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/67bxfv6MBUMYPrwyV2SL0v.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/67bxfv6MBUMYPrwyV2SL0v
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbfe624ae07364be6dff5ea68b94e3dd02d166edeb0eddddb9d405a40e112df31","isrc":"JPWP02500281","name":"Love again (feat. Rocks)","registered_at":"2026-06-11T21:39:21Z","spotify_id":"67bxfv6MBUMYPrwyV2SL0v","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbfe624ae07364be6dff5ea68b94e3dd02d166edeb0eddddb9d405a40e112df31. 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/67bxfv6MBUMYPrwyV2SL0v.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/67bxfv6MBUMYPrwyV2SL0v.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xbfe624ae07364be6dff5ea68b94e3dd02d166edeb0eddddb9d405a40e112df31","isrc":"JPWP02500281","name":"Love again (feat. Rocks)","registered_at":"2026-06-11T21:39:21Z","spotify_id":"67bxfv6MBUMYPrwyV2SL0v","type":"track"}

Escape
type: MusicRecording
duration: PT3M10S
duration ms: 190720
explicit: false
by artist: Sugar Goose
in album: 444
  type: MusicAlbum
  date published: 2025-03-05
isrc code: JPWP02500282
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T00:26:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xff51a5d5e790ce458d9a59cde73c1c6969297c5b0e35a734755d6ccc4de24ce4
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/0UQk9vwd0BYAYNGSNJH9AH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0UQk9vwd0BYAYNGSNJH9AH
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff51a5d5e790ce458d9a59cde73c1c6969297c5b0e35a734755d6ccc4de24ce4. 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/0UQk9vwd0BYAYNGSNJH9AH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0UQk9vwd0BYAYNGSNJH9AH.
  date published: 2026-07-02T03:55:08Z

列車
type: MusicRecording
duration: PT3M21S
duration ms: 201192
explicit: false
by artist: Sugar Goose
in album: 444
  type: MusicAlbum
  date published: 2025-03-05
isrc code: JPWP02500283
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T01:16:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd26d298e32f30ad76aa6b92ef171a4333bc1afd65c68b4d0e0e0c007397896c9
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/6tXU05wHSxzF1l9GyuIPh6.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6tXU05wHSxzF1l9GyuIPh6
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd26d298e32f30ad76aa6b92ef171a4333bc1afd65c68b4d0e0e0c007397896c9","isrc":"JPWP02500283","name":"列車","registered_at":"2026-06-09T01:16:16Z","spotify_id":"6tXU05wHSxzF1l9GyuIPh6","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd26d298e32f30ad76aa6b92ef171a4333bc1afd65c68b4d0e0e0c007397896c9. 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/6tXU05wHSxzF1l9GyuIPh6.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6tXU05wHSxzF1l9GyuIPh6.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xd26d298e32f30ad76aa6b92ef171a4333bc1afd65c68b4d0e0e0c007397896c9","isrc":"JPWP02500283","name":"列車","registered_at":"2026-06-09T01:16:16Z","spotify_id":"6tXU05wHSxzF1l9GyuIPh6","type":"track"}

I remember
type: MusicAlbum
date published: 2025-01-29
track: I remember
  type: MusicRecording
  duration: PT2M45S
  duration ms: 165500
  explicit: false
  by artist: Sugar Goose
  in album: I remember
    type: MusicAlbum
    date published: 2025-01-29
  isrc code: JPWP02500015
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T23:15:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x72466105ae0ea2b46b775b3555b9c2c0fa0174495be114cdda55c56857d6488f
  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/2iCyhZdfMUahJUexPnsL43.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2iCyhZdfMUahJUexPnsL43
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x72466105ae0ea2b46b775b3555b9c2c0fa0174495be114cdda55c56857d6488f","isrc":"JPWP02500015","name":"I remember","registered_at":"2026-06-07T23:15:35Z","spotify_id":"2iCyhZdfMUahJUexPnsL43","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72466105ae0ea2b46b775b3555b9c2c0fa0174495be114cdda55c56857d6488f. 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/2iCyhZdfMUahJUexPnsL43.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2iCyhZdfMUahJUexPnsL43.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0x72466105ae0ea2b46b775b3555b9c2c0fa0174495be114cdda55c56857d6488f","isrc":"JPWP02500015","name":"I remember","registered_at":"2026-06-07T23:15:35Z","spotify_id":"2iCyhZdfMUahJUexPnsL43","type":"track"}
track: Unforgettable (feat. Hayato Yoshida)
  type: MusicRecording
  duration: PT2M55S
  duration ms: 175200
  explicit: false
  by artist: Sugar Goose
  by artist: Hayato Yoshida
  in album: I remember
    type: MusicAlbum
    date published: 2025-01-29
  isrc code: JPWP02401719
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T07:44:44+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa4bec2d455e1ab33fb0c513f58843ddc05507785c4412d6ee7f0d2197fd85820
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956349
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956349
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4XLAHrivbFF2LecySwQZrz.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4XLAHrivbFF2LecySwQZrz
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:34:59Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xa4bec2d455e1ab33fb0c513f58843ddc05507785c4412d6ee7f0d2197fd85820","isrc":"JPWP02401719","name":"Unforgettable (feat. Hayato Yoshida)","registered_at":"2026-06-08T07:44:44Z","spotify_id":"4XLAHrivbFF2LecySwQZrz","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4bec2d455e1ab33fb0c513f58843ddc05507785c4412d6ee7f0d2197fd85820. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4XLAHrivbFF2LecySwQZrz.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4XLAHrivbFF2LecySwQZrz.
    date published: 2026-07-02T11:34:59Z
    text: {"copyright_id":"0xa4bec2d455e1ab33fb0c513f58843ddc05507785c4412d6ee7f0d2197fd85820","isrc":"JPWP02401719","name":"Unforgettable (feat. Hayato Yoshida)","registered_at":"2026-06-08T07:44:44Z","spotify_id":"4XLAHrivbFF2LecySwQZrz","type":"track"}

FrFr
type: MusicAlbum
date published: 2024-05-22
track: Prologue
  type: MusicRecording
  duration: PT1M10S
  duration ms: 70688
  explicit: false
  by artist: ROTZZZ
  in album: FrFr
    type: MusicAlbum
    date published: 2024-05-22
track: Hustlin On The Stage (feat. BEEZY)
  type: MusicRecording
  duration: PT3M11S
  duration ms: 191578
  explicit: false
  by artist: ROTZZZ
  by artist: BEEZY
  in album: FrFr
    type: MusicAlbum
    date published: 2024-05-22
track: 3AM
  type: MusicRecording
  duration: PT1M50S
  duration ms: 110062
  explicit: false
  by artist: ROTZZZ
  in album: FrFr
    type: MusicAlbum
    date published: 2024-05-22
track: No Sleep (feat. 18stop)
  type: MusicRecording
  duration: PT3M15S
  duration ms: 195000
  explicit: false
  by artist: ROTZZZ
  by artist: 18stop
  in album: FrFr
    type: MusicAlbum
    date published: 2024-05-22
track: Real Talk
  type: MusicRecording
  duration: PT2M9S
  duration ms: 129229
  explicit: false
  by artist: ROTZZZ
  in album: FrFr
    type: MusicAlbum
    date published: 2024-05-22
track: Hiri Hiri
  type: MusicRecording
  duration: PT2M34S
  duration ms: 154434
  explicit: false
  by artist: ROTZZZ
  in album: FrFr
    type: MusicAlbum
    date published: 2024-05-22
track: YARUDAKE (feat. LOGO FAT SMOKE)
  type: MusicRecording
  duration: PT3M36S
  duration ms: 216470
  explicit: false
  by artist: ROTZZZ
  by artist: LOGO FAT SMOKE
  in album: FrFr
    type: MusicAlbum
    date published: 2024-05-22
track: Not Sober
  type: MusicRecording
  duration: PT2M22S
  duration ms: 142545
  explicit: false
  by artist: ROTZZZ
  in album: FrFr
    type: MusicAlbum
    date published: 2024-05-22
track: Chain Smoke (feat. ALB Teddy & 7ys bibi)
  type: MusicRecording
  duration: PT3M46S
  duration ms: 226956
  explicit: false
  by artist: ROTZZZ
  by artist: ALB Teddy
  by artist: 7ys bibi
  in album: FrFr
    type: MusicAlbum
    date published: 2024-05-22
track: Money Power Respect
  type: MusicRecording
  duration: PT1M46S
  duration ms: 106916
  explicit: false
  by artist: ROTZZZ
  in album: FrFr
    type: MusicAlbum
    date published: 2024-05-22
track: For Real (feat. Viz Boy)
  type: MusicRecording
  duration: PT3M5S
  duration ms: 185696
  explicit: false
  by artist: ROTZZZ
  by artist: Viz Boy
  in album: FrFr
    type: MusicAlbum
    date published: 2024-05-22
track: Nobody Eyez On Me
  type: MusicRecording
  duration: PT2M30S
  duration ms: 150000
  explicit: false
  by artist: ROTZZZ
  in album: FrFr
    type: MusicAlbum
    date published: 2024-05-22
track: Lost In The City (feat. 8)
  type: MusicRecording
  duration: PT3M43S
  duration ms: 223942
  explicit: false
  by artist: ROTZZZ
  by artist: Hayato Yoshida
  in album: FrFr
    type: MusicAlbum
    date published: 2024-05-22
  isrc code: TCJPA2431234
track: Kareta melody
  type: MusicRecording
  duration: PT3M53S
  duration ms: 233582
  explicit: false
  by artist: ROTZZZ
  in album: FrFr
    type: MusicAlbum
    date published: 2024-05-22

Distortion (feat. 8)
type: MusicRecording
duration: PT3M44S
duration ms: 224000
explicit: false
by artist: NARIMIMI
by artist: Hayato Yoshida
in album: NAME!!
  type: MusicAlbum
  date published: 2022-04-28
isrc code: TCJPR2254705

革命前夜行列車
type: MusicRecording
duration: PT3M3S
duration ms: 183582
explicit: false
by artist: Hayato Yoshida
by artist: KNOTT
in album: 22世紀計画
  type: MusicAlbum
  date published: 2024-05-20
isrc code: TCJPY2497899
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T08:03:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb3756eee01091a60d9dfbd96cad8b86328993cf3a301b06e2685b2c91a5aa32e
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/2a6XcUCkhbdbRHH1cv7Abo.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2a6XcUCkhbdbRHH1cv7Abo
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb3756eee01091a60d9dfbd96cad8b86328993cf3a301b06e2685b2c91a5aa32e","isrc":"TCJPY2497899","name":"革命前夜行列車","registered_at":"2026-06-10T08:03:29Z","spotify_id":"2a6XcUCkhbdbRHH1cv7Abo","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb3756eee01091a60d9dfbd96cad8b86328993cf3a301b06e2685b2c91a5aa32e. 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/2a6XcUCkhbdbRHH1cv7Abo.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2a6XcUCkhbdbRHH1cv7Abo.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xb3756eee01091a60d9dfbd96cad8b86328993cf3a301b06e2685b2c91a5aa32e","isrc":"TCJPY2497899","name":"革命前夜行列車","registered_at":"2026-06-10T08:03:29Z","spotify_id":"2a6XcUCkhbdbRHH1cv7Abo","type":"track"}

全部うまくいくように
type: MusicRecording
duration: PT2M6S
duration ms: 126591
explicit: false
by artist: Hayato Yoshida
by artist: KNOTT
in album: 22世紀計画
  type: MusicAlbum
  date published: 2024-05-20
isrc code: TCJPA2436418
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T08:22:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x580d96b5be62043d6243d3ec895fd046aa06234978e1b795a88502661576ffd0
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/5lR6MbOIehIGZzgzHtWV4H.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5lR6MbOIehIGZzgzHtWV4H
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x580d96b5be62043d6243d3ec895fd046aa06234978e1b795a88502661576ffd0","isrc":"TCJPA2436418","name":"全部うまくいくように","registered_at":"2026-06-10T08:22:39Z","spotify_id":"5lR6MbOIehIGZzgzHtWV4H","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x580d96b5be62043d6243d3ec895fd046aa06234978e1b795a88502661576ffd0. 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/5lR6MbOIehIGZzgzHtWV4H.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5lR6MbOIehIGZzgzHtWV4H.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x580d96b5be62043d6243d3ec895fd046aa06234978e1b795a88502661576ffd0","isrc":"TCJPA2436418","name":"全部うまくいくように","registered_at":"2026-06-10T08:22:39Z","spotify_id":"5lR6MbOIehIGZzgzHtWV4H","type":"track"}

イチブ
type: MusicRecording
duration: PT3M5S
duration ms: 185937
explicit: false
by artist: Hayato Yoshida
in album: 22世紀計画
  type: MusicAlbum
  date published: 2024-05-20
isrc code: TCJPA2436420
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T15:10:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa0d887d02f29433064f2d73a2d38ffc4f077bb328b299e199bcc0479dfa41ebc
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/0hjG0VNPlbhkAKFtP1Rw2q.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0hjG0VNPlbhkAKFtP1Rw2q
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa0d887d02f29433064f2d73a2d38ffc4f077bb328b299e199bcc0479dfa41ebc","isrc":"TCJPA2436420","name":"イチブ","registered_at":"2026-06-08T15:10:26Z","spotify_id":"0hjG0VNPlbhkAKFtP1Rw2q","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0d887d02f29433064f2d73a2d38ffc4f077bb328b299e199bcc0479dfa41ebc. 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/0hjG0VNPlbhkAKFtP1Rw2q.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0hjG0VNPlbhkAKFtP1Rw2q.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xa0d887d02f29433064f2d73a2d38ffc4f077bb328b299e199bcc0479dfa41ebc","isrc":"TCJPA2436420","name":"イチブ","registered_at":"2026-06-08T15:10:26Z","spotify_id":"0hjG0VNPlbhkAKFtP1Rw2q","type":"track"}

Tokyo
type: MusicRecording
duration: PT2M56S
duration ms: 176468
explicit: false
by artist: Hayato Yoshida
in album: 22世紀計画
  type: MusicAlbum
  date published: 2024-05-20
isrc code: TCJPA2436424
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T22:22:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc1aa127260e4729eee8dd4c63fa5acaadad8de14a1bd9a18330a21925267ab77
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/1z62jJ7Yl01nEKP9MBn6ax.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1z62jJ7Yl01nEKP9MBn6ax
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc1aa127260e4729eee8dd4c63fa5acaadad8de14a1bd9a18330a21925267ab77. 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/1z62jJ7Yl01nEKP9MBn6ax.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1z62jJ7Yl01nEKP9MBn6ax.
  date published: 2026-07-02T03:55:08Z

花束
type: MusicRecording
duration: PT2M3S
duration ms: 123890
explicit: false
by artist: Hayato Yoshida
in album: 22世紀計画
  type: MusicAlbum
  date published: 2024-05-20
isrc code: TCJPY2497857
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T08:21:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6a7a4a8d357b4e86249300d411515d39eeda948c724287f2ea7e3fb775fa3d02
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/4e0SfXcmsDRWpprwqfS8iD.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4e0SfXcmsDRWpprwqfS8iD
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6a7a4a8d357b4e86249300d411515d39eeda948c724287f2ea7e3fb775fa3d02","isrc":"TCJPY2497857","name":"花束","registered_at":"2026-06-10T08:21:06Z","spotify_id":"4e0SfXcmsDRWpprwqfS8iD","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a7a4a8d357b4e86249300d411515d39eeda948c724287f2ea7e3fb775fa3d02. 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/4e0SfXcmsDRWpprwqfS8iD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4e0SfXcmsDRWpprwqfS8iD.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x6a7a4a8d357b4e86249300d411515d39eeda948c724287f2ea7e3fb775fa3d02","isrc":"TCJPY2497857","name":"花束","registered_at":"2026-06-10T08:21:06Z","spotify_id":"4e0SfXcmsDRWpprwqfS8iD","type":"track"}

2023:06:23:23:17
type: MusicRecording
duration: PT1M41S
duration ms: 101559
explicit: false
by artist: Hayato Yoshida
by artist: KNOTT
in album: 22世紀計画
  type: MusicAlbum
  date published: 2024-05-20
isrc code: TCJPA2436426

僕らのブルース
type: MusicRecording
duration: PT2M54S
duration ms: 174864
explicit: false
by artist: Hayato Yoshida
by artist: KNOTT
in album: 22世紀計画
  type: MusicAlbum
  date published: 2024-05-20
isrc code: TCJPA2436427
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T20:04:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe6311ff748e86e29e2f53f983e8381fd1bbb9a52dafd72de58b9cd99d5a730e0
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/6TenMYXzorURhe2rFvkagn.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6TenMYXzorURhe2rFvkagn
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe6311ff748e86e29e2f53f983e8381fd1bbb9a52dafd72de58b9cd99d5a730e0","isrc":"TCJPA2436427","name":"僕らのブルース","registered_at":"2026-06-23T20:04:31Z","spotify_id":"6TenMYXzorURhe2rFvkagn","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe6311ff748e86e29e2f53f983e8381fd1bbb9a52dafd72de58b9cd99d5a730e0. 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/6TenMYXzorURhe2rFvkagn.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6TenMYXzorURhe2rFvkagn.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0xe6311ff748e86e29e2f53f983e8381fd1bbb9a52dafd72de58b9cd99d5a730e0","isrc":"TCJPA2436427","name":"僕らのブルース","registered_at":"2026-06-23T20:04:31Z","spotify_id":"6TenMYXzorURhe2rFvkagn","type":"track"}

ラブレター
type: MusicRecording
duration: PT2M45S
duration ms: 165718
explicit: false
by artist: Hayato Yoshida
by artist: KNOTT
in album: 22世紀計画
  type: MusicAlbum
  date published: 2024-05-20
isrc code: TCJPA2436428
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T23:39:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x547101bbdf2a30a5906e376e21546219d18cabd859c7cec66b3c1363b39b9acd
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/29BItOt9UlF48Q5NIP1HEl.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/29BItOt9UlF48Q5NIP1HEl
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x547101bbdf2a30a5906e376e21546219d18cabd859c7cec66b3c1363b39b9acd","isrc":"TCJPA2436428","name":"ラブレター","registered_at":"2026-06-08T23:39:06Z","spotify_id":"29BItOt9UlF48Q5NIP1HEl","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x547101bbdf2a30a5906e376e21546219d18cabd859c7cec66b3c1363b39b9acd. 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/29BItOt9UlF48Q5NIP1HEl.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/29BItOt9UlF48Q5NIP1HEl.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x547101bbdf2a30a5906e376e21546219d18cabd859c7cec66b3c1363b39b9acd","isrc":"TCJPA2436428","name":"ラブレター","registered_at":"2026-06-08T23:39:06Z","spotify_id":"29BItOt9UlF48Q5NIP1HEl","type":"track"}

孤独な街
type: MusicRecording
duration: PT2M57S
duration ms: 177908
explicit: false
by artist: Hayato Yoshida
in album: ボク
  type: MusicAlbum
  date published: 2023-04-27
isrc code: TCJPV2355689
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T14:35:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x281e9dd6df437ecb6b70ffeeed16db149c8ad1c1a119f81ea5253d848b2a0599
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/54vsd6GcGKPtgFKOwtmLss.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/54vsd6GcGKPtgFKOwtmLss
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x281e9dd6df437ecb6b70ffeeed16db149c8ad1c1a119f81ea5253d848b2a0599","isrc":"TCJPV2355689","name":"孤独な街","registered_at":"2026-06-06T14:35:06Z","spotify_id":"54vsd6GcGKPtgFKOwtmLss","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x281e9dd6df437ecb6b70ffeeed16db149c8ad1c1a119f81ea5253d848b2a0599. 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/54vsd6GcGKPtgFKOwtmLss.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/54vsd6GcGKPtgFKOwtmLss.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0x281e9dd6df437ecb6b70ffeeed16db149c8ad1c1a119f81ea5253d848b2a0599","isrc":"TCJPV2355689","name":"孤独な街","registered_at":"2026-06-06T14:35:06Z","spotify_id":"54vsd6GcGKPtgFKOwtmLss","type":"track"}

夕暮れと街角
type: MusicRecording
duration: PT3M19S
duration ms: 199237
explicit: false
by artist: Hayato Yoshida
in album: ボク
  type: MusicAlbum
  date published: 2023-04-27
isrc code: TCJPV2355699
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T23:52:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4e9cf0c672b25aabbbc7cbc006ec0c67ded8478fbd1f244c59b7d275578d451b
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/1VgSsVMoSJ9Y4pamnQR6Pr.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1VgSsVMoSJ9Y4pamnQR6Pr
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4e9cf0c672b25aabbbc7cbc006ec0c67ded8478fbd1f244c59b7d275578d451b","isrc":"TCJPV2355699","name":"夕暮れと街角","registered_at":"2026-06-07T23:52:11Z","spotify_id":"1VgSsVMoSJ9Y4pamnQR6Pr","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e9cf0c672b25aabbbc7cbc006ec0c67ded8478fbd1f244c59b7d275578d451b. 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/1VgSsVMoSJ9Y4pamnQR6Pr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1VgSsVMoSJ9Y4pamnQR6Pr.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x4e9cf0c672b25aabbbc7cbc006ec0c67ded8478fbd1f244c59b7d275578d451b","isrc":"TCJPV2355699","name":"夕暮れと街角","registered_at":"2026-06-07T23:52:11Z","spotify_id":"1VgSsVMoSJ9Y4pamnQR6Pr","type":"track"}

163
type: MusicRecording
duration: PT2M8S
duration ms: 128643
explicit: false
by artist: Hayato Yoshida
in album: ボク
  type: MusicAlbum
  date published: 2023-04-27
isrc code: TCJPV2355709
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T14:02:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5b2d6dc9445f4435d3a5e5e09ae2fb0eef5dd5e642ff758b19f52aef1e2d1a70
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/3XRyrkGXpgpFvNMIXMbAG1.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3XRyrkGXpgpFvNMIXMbAG1
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b2d6dc9445f4435d3a5e5e09ae2fb0eef5dd5e642ff758b19f52aef1e2d1a70. 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/3XRyrkGXpgpFvNMIXMbAG1.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3XRyrkGXpgpFvNMIXMbAG1.
  date published: 2026-06-13T15:41:10Z

君と地球で
type: MusicRecording
duration: PT3M10S
duration ms: 190979
explicit: false
by artist: Hayato Yoshida
in album: ボク
  type: MusicAlbum
  date published: 2023-04-27
isrc code: TCJPV2355722
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-02T01:40:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7aa171f645fbadefaebcfc4305e6c53faec967d88e1f0385b8ab6eccf1bb54a2
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/031MxzOBveI0CrxV48ZHDm.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/031MxzOBveI0CrxV48ZHDm
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7aa171f645fbadefaebcfc4305e6c53faec967d88e1f0385b8ab6eccf1bb54a2","isrc":"TCJPV2355722","name":"君と地球で","registered_at":"2026-06-02T01:40:49Z","spotify_id":"031MxzOBveI0CrxV48ZHDm","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7aa171f645fbadefaebcfc4305e6c53faec967d88e1f0385b8ab6eccf1bb54a2. 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/031MxzOBveI0CrxV48ZHDm.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/031MxzOBveI0CrxV48ZHDm.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x7aa171f645fbadefaebcfc4305e6c53faec967d88e1f0385b8ab6eccf1bb54a2","isrc":"TCJPV2355722","name":"君と地球で","registered_at":"2026-06-02T01:40:49Z","spotify_id":"031MxzOBveI0CrxV48ZHDm","type":"track"}

雨夜
type: MusicRecording
duration: PT2M11S
duration ms: 131257
explicit: false
by artist: Hayato Yoshida
in album: ボク
  type: MusicAlbum
  date published: 2023-04-27
isrc code: TCJPV2355727
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T14:47:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8aed74af37919ff359c99430b347d71880c5657c93c436723e6b20ee7122cc8b
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/5hmoYOOxTdRWEzUM7cgPSL.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5hmoYOOxTdRWEzUM7cgPSL
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8aed74af37919ff359c99430b347d71880c5657c93c436723e6b20ee7122cc8b","isrc":"TCJPV2355727","name":"雨夜","registered_at":"2026-06-05T14:47:54Z","spotify_id":"5hmoYOOxTdRWEzUM7cgPSL","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8aed74af37919ff359c99430b347d71880c5657c93c436723e6b20ee7122cc8b. 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/5hmoYOOxTdRWEzUM7cgPSL.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5hmoYOOxTdRWEzUM7cgPSL.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x8aed74af37919ff359c99430b347d71880c5657c93c436723e6b20ee7122cc8b","isrc":"TCJPV2355727","name":"雨夜","registered_at":"2026-06-05T14:47:54Z","spotify_id":"5hmoYOOxTdRWEzUM7cgPSL","type":"track"}

都会、ど真ん中で
type: MusicRecording
duration: PT2M48S
duration ms: 168658
explicit: false
by artist: Hayato Yoshida
in album: ボク
  type: MusicAlbum
  date published: 2023-04-27
isrc code: TCJPV2355733
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T07:41:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xca37a1b977bbcbc0bb3500e45dcaeca3259b9da1c9de016ef289e2ae2faa8fd3
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/15ov5YQR0R7IU1J4Ep7rwQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/15ov5YQR0R7IU1J4Ep7rwQ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xca37a1b977bbcbc0bb3500e45dcaeca3259b9da1c9de016ef289e2ae2faa8fd3","isrc":"TCJPV2355733","name":"都会、ど真ん中で","registered_at":"2026-06-06T07:41:03Z","spotify_id":"15ov5YQR0R7IU1J4Ep7rwQ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca37a1b977bbcbc0bb3500e45dcaeca3259b9da1c9de016ef289e2ae2faa8fd3. 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/15ov5YQR0R7IU1J4Ep7rwQ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/15ov5YQR0R7IU1J4Ep7rwQ.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xca37a1b977bbcbc0bb3500e45dcaeca3259b9da1c9de016ef289e2ae2faa8fd3","isrc":"TCJPV2355733","name":"都会、ど真ん中で","registered_at":"2026-06-06T07:41:03Z","spotify_id":"15ov5YQR0R7IU1J4Ep7rwQ","type":"track"}

自生
type: MusicRecording
duration: PT2M51S
duration ms: 171256
explicit: false
by artist: Hayato Yoshida
in album: ボク
  type: MusicAlbum
  date published: 2023-04-27
isrc code: TCJPV2355736
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T23:52:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xce6f7f7136975a7db7c4f217c3c80fa938ed3c42988da04fa9f2db81879535f1
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/1NB61gZj0uVKGF7wWethyg.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1NB61gZj0uVKGF7wWethyg
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xce6f7f7136975a7db7c4f217c3c80fa938ed3c42988da04fa9f2db81879535f1","isrc":"TCJPV2355736","name":"自生","registered_at":"2026-06-07T23:52:41Z","spotify_id":"1NB61gZj0uVKGF7wWethyg","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xce6f7f7136975a7db7c4f217c3c80fa938ed3c42988da04fa9f2db81879535f1. 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/1NB61gZj0uVKGF7wWethyg.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1NB61gZj0uVKGF7wWethyg.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xce6f7f7136975a7db7c4f217c3c80fa938ed3c42988da04fa9f2db81879535f1","isrc":"TCJPV2355736","name":"自生","registered_at":"2026-06-07T23:52:41Z","spotify_id":"1NB61gZj0uVKGF7wWethyg","type":"track"}

マルーンレッド電車
type: MusicRecording
duration: PT2M56S
duration ms: 176987
explicit: false
by artist: Hayato Yoshida
in album: 平成2025
  type: MusicAlbum
  date published: 2025-04-02
isrc code: FR10S2525394
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T14:27:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x110de077de18b826c2ba1dce8c55d6abb5fbe0a79a5f4cf91d4a6534b4b6de0f
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/48WMqBf7Y6hjV5wv1M6KXK.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/48WMqBf7Y6hjV5wv1M6KXK
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x110de077de18b826c2ba1dce8c55d6abb5fbe0a79a5f4cf91d4a6534b4b6de0f","isrc":"FR10S2525394","name":"マルーンレッド電車","registered_at":"2026-06-04T14:27:02Z","spotify_id":"48WMqBf7Y6hjV5wv1M6KXK","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x110de077de18b826c2ba1dce8c55d6abb5fbe0a79a5f4cf91d4a6534b4b6de0f. 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/48WMqBf7Y6hjV5wv1M6KXK.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/48WMqBf7Y6hjV5wv1M6KXK.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x110de077de18b826c2ba1dce8c55d6abb5fbe0a79a5f4cf91d4a6534b4b6de0f","isrc":"FR10S2525394","name":"マルーンレッド電車","registered_at":"2026-06-04T14:27:02Z","spotify_id":"48WMqBf7Y6hjV5wv1M6KXK","type":"track"}

チョコミント
type: MusicRecording
duration: PT3M7S
duration ms: 187374
explicit: false
by artist: Hayato Yoshida
in album: 平成2025
  type: MusicAlbum
  date published: 2025-04-02
isrc code: FR10S2590977
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T05:36:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2883567405354f859cac5f5aa955085d197ca761a62e359c03e422ef91239de1
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/7MtkDfStPcnWCRukFpoPcx.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7MtkDfStPcnWCRukFpoPcx
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2883567405354f859cac5f5aa955085d197ca761a62e359c03e422ef91239de1","isrc":"FR10S2590977","name":"チョコミント","registered_at":"2026-06-07T05:36:29Z","spotify_id":"7MtkDfStPcnWCRukFpoPcx","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2883567405354f859cac5f5aa955085d197ca761a62e359c03e422ef91239de1. 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/7MtkDfStPcnWCRukFpoPcx.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7MtkDfStPcnWCRukFpoPcx.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0x2883567405354f859cac5f5aa955085d197ca761a62e359c03e422ef91239de1","isrc":"FR10S2590977","name":"チョコミント","registered_at":"2026-06-07T05:36:29Z","spotify_id":"7MtkDfStPcnWCRukFpoPcx","type":"track"}

ストロベリーナイト
type: MusicRecording
duration: PT2M29S
duration ms: 149308
explicit: false
by artist: Hayato Yoshida
in album: 平成2025
  type: MusicAlbum
  date published: 2025-04-02
isrc code: FR10S2590978
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T14:23:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc6ac909478b41a266de1503fe9b5fb61fad6d5ac6b009a5551c576d1caabfa72
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/6nMEG8M7uEtEKTPgcmTgZn.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6nMEG8M7uEtEKTPgcmTgZn
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc6ac909478b41a266de1503fe9b5fb61fad6d5ac6b009a5551c576d1caabfa72","isrc":"FR10S2590978","name":"ストロベリーナイト","registered_at":"2026-06-09T14:23:51Z","spotify_id":"6nMEG8M7uEtEKTPgcmTgZn","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6ac909478b41a266de1503fe9b5fb61fad6d5ac6b009a5551c576d1caabfa72. 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/6nMEG8M7uEtEKTPgcmTgZn.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6nMEG8M7uEtEKTPgcmTgZn.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xc6ac909478b41a266de1503fe9b5fb61fad6d5ac6b009a5551c576d1caabfa72","isrc":"FR10S2590978","name":"ストロベリーナイト","registered_at":"2026-06-09T14:23:51Z","spotify_id":"6nMEG8M7uEtEKTPgcmTgZn","type":"track"}

月曜日はブルー
type: MusicRecording
duration: PT2M50S
duration ms: 170921
explicit: false
by artist: Hayato Yoshida
in album: 平成2025
  type: MusicAlbum
  date published: 2025-04-02
isrc code: FR10S2590979
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T00:36:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x45231d74ae70b7c9182eef166bb1c1e6ebe740310bc29cf8c51dbeec8c121c5a
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/1baYNcUH6g0FlSSZCHDNjB.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1baYNcUH6g0FlSSZCHDNjB
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x45231d74ae70b7c9182eef166bb1c1e6ebe740310bc29cf8c51dbeec8c121c5a","isrc":"FR10S2590979","name":"月曜日はブルー","registered_at":"2026-06-10T00:36:16Z","spotify_id":"1baYNcUH6g0FlSSZCHDNjB","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x45231d74ae70b7c9182eef166bb1c1e6ebe740310bc29cf8c51dbeec8c121c5a. 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/1baYNcUH6g0FlSSZCHDNjB.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1baYNcUH6g0FlSSZCHDNjB.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x45231d74ae70b7c9182eef166bb1c1e6ebe740310bc29cf8c51dbeec8c121c5a","isrc":"FR10S2590979","name":"月曜日はブルー","registered_at":"2026-06-10T00:36:16Z","spotify_id":"1baYNcUH6g0FlSSZCHDNjB","type":"track"}