Requin Chagrin
type: MusicGroup
genre: french indie pop
genre: french pop
popularity: 39
followers: 54871
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x96e8d40060b43ce524f759379beb4775ea1ee74f8958982782cd3e1a0a3c2e8f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953408
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953408
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f3195069-0c1e-40db-9c51-70574871fed9.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f3195069-0c1e-40db-9c51-70574871fed9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f3195069-0c1e-40db-9c51-70574871fed9
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:28:13Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x96e8d40060b43ce524f759379beb4775ea1ee74f8958982782cd3e1a0a3c2e8f","name":"Requin Chagrin","registered_at":"2026-06-12T18:18:29Z","symbol":"NIM0334012","token_address":"0x6da397f82baf01da767a3d9005d2ca1bba437f8c","type":"artist","uuid":"f3195069-0c1e-40db-9c51-70574871fed9"}
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 0x96e8d40060b43ce524f759379beb4775ea1ee74f8958982782cd3e1a0a3c2e8f. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f3195069-0c1e-40db-9c51-70574871fed9.json and https://artists.proofprofile.net/proofs/artist/f3195069-0c1e-40db-9c51-70574871fed9.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
  text: {"copyright_id":"0x96e8d40060b43ce524f759379beb4775ea1ee74f8958982782cd3e1a0a3c2e8f","name":"Requin Chagrin","registered_at":"2026-06-12T18:18:29Z","symbol":"NIM0334012","token_address":"0x6da397f82baf01da767a3d9005d2ca1bba437f8c","type":"artist","uuid":"f3195069-0c1e-40db-9c51-70574871fed9"}
album: Bye Bye Baby
  type: MusicAlbum
  date published: 2021-04-09
  track: Première vague
    type: MusicRecording
    duration: PT3M19S
    duration ms: 199946
    explicit: false
    by artist: Requin Chagrin
    in album: Bye Bye Baby
      type: MusicAlbum
      date published: 2021-04-09
    isrc code: FRZ052000565
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-22T15:36:48+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x70ce9a714dc580799e15b58626620bf328e7fd1094746fb8e2e093f907b77233
    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/1qUQ2jOaXHxXCqeKdhn5xF.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1qUQ2jOaXHxXCqeKdhn5xF
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-02T05:09:12Z
    additional property: OTSCanonicalRecord
      type: PropertyValue
      value: {"copyright_id":"0x70ce9a714dc580799e15b58626620bf328e7fd1094746fb8e2e093f907b77233","isrc":"FRZ052000565","name":"Première vague","registered_at":"2026-06-22T15:36:48Z","spotify_id":"1qUQ2jOaXHxXCqeKdhn5xF","type":"track"}
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x70ce9a714dc580799e15b58626620bf328e7fd1094746fb8e2e093f907b77233. 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/1qUQ2jOaXHxXCqeKdhn5xF.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1qUQ2jOaXHxXCqeKdhn5xF.
      date published: 2026-07-02T05:09:12Z
      text: {"copyright_id":"0x70ce9a714dc580799e15b58626620bf328e7fd1094746fb8e2e093f907b77233","isrc":"FRZ052000565","name":"Première vague","registered_at":"2026-06-22T15:36:48Z","spotify_id":"1qUQ2jOaXHxXCqeKdhn5xF","type":"track"}
  track: Déjà vu
    type: MusicRecording
    duration: PT3M50S
    duration ms: 230240
    explicit: false
    by artist: Requin Chagrin
    in album: Bye Bye Baby
      type: MusicAlbum
      date published: 2021-04-09
    isrc code: FRZ052000566
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-19T01:28:39+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x2f9d956f18ae1b394189e2fe48eda17ccf0c9457a2cca8aa394e6176ada13451
    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/5A8F5KZt7ddDlgTowecXNV.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5A8F5KZt7ddDlgTowecXNV
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-02T03:30:09Z
    additional property: OTSCanonicalRecord
      type: PropertyValue
      value: {"copyright_id":"0x2f9d956f18ae1b394189e2fe48eda17ccf0c9457a2cca8aa394e6176ada13451","isrc":"FRZ052000566","name":"Déjà vu","registered_at":"2026-06-19T01:28:39Z","spotify_id":"5A8F5KZt7ddDlgTowecXNV","type":"track"}
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f9d956f18ae1b394189e2fe48eda17ccf0c9457a2cca8aa394e6176ada13451. 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/5A8F5KZt7ddDlgTowecXNV.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5A8F5KZt7ddDlgTowecXNV.
      date published: 2026-07-02T03:30:09Z
      text: {"copyright_id":"0x2f9d956f18ae1b394189e2fe48eda17ccf0c9457a2cca8aa394e6176ada13451","isrc":"FRZ052000566","name":"Déjà vu","registered_at":"2026-06-19T01:28:39Z","spotify_id":"5A8F5KZt7ddDlgTowecXNV","type":"track"}
  track: Nuit B
    type: MusicRecording
    duration: PT3M57S
    duration ms: 237946
    explicit: false
    by artist: Requin Chagrin
    in album: Bye Bye Baby
      type: MusicAlbum
      date published: 2021-04-09
    isrc code: FRZ052000574
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-20T16:33:38+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x4271d6ae05beee8c5f4b006c082d0afecafb1388d48636abbaa0d061f9d5ea92
    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/67CLf9weOewrSwtmc41rcu.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/67CLf9weOewrSwtmc41rcu
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-02T03:30:09Z
    additional property: OTSCanonicalRecord
      type: PropertyValue
      value: {"copyright_id":"0x4271d6ae05beee8c5f4b006c082d0afecafb1388d48636abbaa0d061f9d5ea92","isrc":"FRZ052000574","name":"Nuit B","registered_at":"2026-06-20T16:33:38Z","spotify_id":"67CLf9weOewrSwtmc41rcu","type":"track"}
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4271d6ae05beee8c5f4b006c082d0afecafb1388d48636abbaa0d061f9d5ea92. 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/67CLf9weOewrSwtmc41rcu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/67CLf9weOewrSwtmc41rcu.
      date published: 2026-07-02T03:30:09Z
      text: {"copyright_id":"0x4271d6ae05beee8c5f4b006c082d0afecafb1388d48636abbaa0d061f9d5ea92","isrc":"FRZ052000574","name":"Nuit B","registered_at":"2026-06-20T16:33:38Z","spotify_id":"67CLf9weOewrSwtmc41rcu","type":"track"}
  track: Bye Bye Baby
    type: MusicRecording
    duration: PT2M50S
    duration ms: 170306
    explicit: false
    by artist: Requin Chagrin
    in album: Bye Bye Baby
      type: MusicAlbum
      date published: 2021-04-09
    isrc code: FRZ052000567
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-12T00:21:49+00:00
    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: Juno
  track: Fou
  track: Volage
  track: Love
  track: Perséides
  track: Roi du silence
  track: Je n'veux pas rester sage
  track: Crush (feat. Anaïs Demoustier)
  track: Aujourd'hui, demain
album: Sémaphore
album: Requin Chagrin
album: Crush (feat. Anaïs Demoustier)
album: Aujourd'hui, demain
album: Déjà vu
album: Rivières (Radio Edit)
album: Mauvais présage (Edit)
album: Mauvais présage
album: Music For Containment
album: La chanson française, au calme (Une certaine approche de la variété)
album: Sainte Pop II
album: La prière
album: Objet Disque: Label Sampler, Vol. 1
album: Parachute
track: Première vague
track: Déjà vu
track: Nuit B
track: Bye Bye Baby
track: Juno
track: Fou
track: Volage
track: Love
track: Perséides
track: Roi du silence
track: Je n'veux pas rester sage
track: Crush (feat. Anaïs Demoustier)
track: Aujourd'hui, demain
track: Croisades
track: Clairvoyance
track: Mauvais présage
track: Soleil blanc
track: Sémaphore
track: Nuit
track: Dans le coeur

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x2f21fe6a557ff6641ccc6897d1994abd61c77ea32c155acf79c265cfacf7897b

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953520

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

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/0xMUOnNlCg7XeHPBGj40cB.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0xMUOnNlCg7XeHPBGj40cB

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x2f21fe6a557ff6641ccc6897d1994abd61c77ea32c155acf79c265cfacf7897b","isrc":"FRZ052000567","name":"Bye Bye Baby","registered_at":"2026-06-12T00:21:49Z","spotify_id":"0xMUOnNlCg7XeHPBGj40cB","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 0x2f21fe6a557ff6641ccc6897d1994abd61c77ea32c155acf79c265cfacf7897b. 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/0xMUOnNlCg7XeHPBGj40cB.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0xMUOnNlCg7XeHPBGj40cB.
date published: 2026-06-13T13:32:09Z
text: {"copyright_id":"0x2f21fe6a557ff6641ccc6897d1994abd61c77ea32c155acf79c265cfacf7897b","isrc":"FRZ052000567","name":"Bye Bye Baby","registered_at":"2026-06-12T00:21:49Z","spotify_id":"0xMUOnNlCg7XeHPBGj40cB","type":"track"}

Juno
type: MusicRecording
duration: PT4M23S
duration ms: 263293
explicit: false
by artist: Requin Chagrin
in album: Bye Bye Baby
  type: MusicAlbum
  date published: 2021-04-09
isrc code: FRZ052000568
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T16:28:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc21052f5a40a1e012585037013c8d686fca69ceedd5718a4700c869e1014a40b
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/4ZGXM63RGxvhawISJckFfO.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ZGXM63RGxvhawISJckFfO
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 0xc21052f5a40a1e012585037013c8d686fca69ceedd5718a4700c869e1014a40b. 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/4ZGXM63RGxvhawISJckFfO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ZGXM63RGxvhawISJckFfO.
  date published: 2026-07-02T03:30:09Z

Fou
type: MusicRecording
duration: PT2M57S
duration ms: 177093
explicit: false
by artist: Requin Chagrin
in album: Bye Bye Baby
  type: MusicAlbum
  date published: 2021-04-09
isrc code: FRZ052000569
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T17:59:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcd74813009d1fd1c30b7abc2c3ce70545beef05c3af4dde1bd6bc164b65b9bc6
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/1GUPf94ZVVz7w25csxvtO5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1GUPf94ZVVz7w25csxvtO5
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 0xcd74813009d1fd1c30b7abc2c3ce70545beef05c3af4dde1bd6bc164b65b9bc6. 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/1GUPf94ZVVz7w25csxvtO5.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1GUPf94ZVVz7w25csxvtO5.
  date published: 2026-07-02T03:55:08Z

Volage
type: MusicRecording
duration: PT4M9S
duration ms: 249920
explicit: false
by artist: Requin Chagrin
in album: Bye Bye Baby
  type: MusicAlbum
  date published: 2021-04-09
isrc code: FRZ052000570
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T07:41:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xec83161cfd947b3adfadabf3f8b75d91eb5a8b2babc00c70ae41c71ed6a7755a
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/19JAyVjy42RbyudozVbEF2.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/19JAyVjy42RbyudozVbEF2
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 0xec83161cfd947b3adfadabf3f8b75d91eb5a8b2babc00c70ae41c71ed6a7755a. 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/19JAyVjy42RbyudozVbEF2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/19JAyVjy42RbyudozVbEF2.
  date published: 2026-07-02T03:55:08Z

Love
type: MusicRecording
duration: PT4M49S
duration ms: 289906
explicit: false
by artist: Requin Chagrin
in album: Bye Bye Baby
  type: MusicAlbum
  date published: 2021-04-09
isrc code: FRZ052000571
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T15:11:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x69a929424555cdecdedfea6f845bb8d857cc6bafeeda4b91ccea587f44934f5d
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/4O4sDuGGedGbW2nUYgLXnG.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4O4sDuGGedGbW2nUYgLXnG
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 0x69a929424555cdecdedfea6f845bb8d857cc6bafeeda4b91ccea587f44934f5d. 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/4O4sDuGGedGbW2nUYgLXnG.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4O4sDuGGedGbW2nUYgLXnG.
  date published: 2026-07-02T03:55:08Z

Perséides
type: MusicRecording
duration: PT3M52S
duration ms: 232360
explicit: false
by artist: Requin Chagrin
in album: Bye Bye Baby
  type: MusicAlbum
  date published: 2021-04-09
isrc code: FRZ052000572
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T10:01:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x577575efd3291830187ac1500b6ae0892ee8701220e822503af6de6215ec0141
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/5L3Ip4gvNSuWv428qXkbNe.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5L3Ip4gvNSuWv428qXkbNe
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x577575efd3291830187ac1500b6ae0892ee8701220e822503af6de6215ec0141","isrc":"FRZ052000572","name":"Perséides","registered_at":"2026-06-24T10:01:01Z","spotify_id":"5L3Ip4gvNSuWv428qXkbNe","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x577575efd3291830187ac1500b6ae0892ee8701220e822503af6de6215ec0141. 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/5L3Ip4gvNSuWv428qXkbNe.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5L3Ip4gvNSuWv428qXkbNe.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x577575efd3291830187ac1500b6ae0892ee8701220e822503af6de6215ec0141","isrc":"FRZ052000572","name":"Perséides","registered_at":"2026-06-24T10:01:01Z","spotify_id":"5L3Ip4gvNSuWv428qXkbNe","type":"track"}

Roi du silence
type: MusicRecording
duration: PT4M44S
duration ms: 284840
explicit: false
by artist: Requin Chagrin
in album: Bye Bye Baby
  type: MusicAlbum
  date published: 2021-04-09
isrc code: FRZ052000573
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-28T01:01:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x54e37344dbbe116e43dfe888bccf030c71033f611a532a022f5251c16975595f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956375
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956375
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2V3uenjAjUFN2BnzkjlKMD.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2V3uenjAjUFN2BnzkjlKMD
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T16:51:38Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x54e37344dbbe116e43dfe888bccf030c71033f611a532a022f5251c16975595f","isrc":"FRZ052000573","name":"Roi du silence","registered_at":"2026-06-28T01:01:09Z","spotify_id":"2V3uenjAjUFN2BnzkjlKMD","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54e37344dbbe116e43dfe888bccf030c71033f611a532a022f5251c16975595f. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2V3uenjAjUFN2BnzkjlKMD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2V3uenjAjUFN2BnzkjlKMD.
  date published: 2026-07-02T16:51:38Z
  text: {"copyright_id":"0x54e37344dbbe116e43dfe888bccf030c71033f611a532a022f5251c16975595f","isrc":"FRZ052000573","name":"Roi du silence","registered_at":"2026-06-28T01:01:09Z","spotify_id":"2V3uenjAjUFN2BnzkjlKMD","type":"track"}

Je n'veux pas rester sage
type: MusicRecording
duration: PT3M52S
duration ms: 232413
explicit: false
by artist: Requin Chagrin
in album: Bye Bye Baby
  type: MusicAlbum
  date published: 2021-04-09
isrc code: FRZ052200356
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T23:05:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfddbab38582eb483907736e78a10f1ca1b1ec0233872126c5793ac1c41cab507
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/0LiOtSfz05mF3hJrNeLtuH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0LiOtSfz05mF3hJrNeLtuH
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfddbab38582eb483907736e78a10f1ca1b1ec0233872126c5793ac1c41cab507","isrc":"FRZ052200356","name":"Je n'veux pas rester sage","registered_at":"2026-06-11T23:05:55Z","spotify_id":"0LiOtSfz05mF3hJrNeLtuH","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfddbab38582eb483907736e78a10f1ca1b1ec0233872126c5793ac1c41cab507. 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/0LiOtSfz05mF3hJrNeLtuH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0LiOtSfz05mF3hJrNeLtuH.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xfddbab38582eb483907736e78a10f1ca1b1ec0233872126c5793ac1c41cab507","isrc":"FRZ052200356","name":"Je n'veux pas rester sage","registered_at":"2026-06-11T23:05:55Z","spotify_id":"0LiOtSfz05mF3hJrNeLtuH","type":"track"}

Crush (feat. Anaïs Demoustier)
type: MusicRecording
duration: PT3M19S
duration ms: 199493
explicit: false
by artist: Requin Chagrin
by artist: Anaïs Demoustier
in album: Bye Bye Baby
  type: MusicAlbum
  date published: 2021-04-09
isrc code: FRZ052200249
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T23:41:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x58842db1c641311b2d6b53572c692b8da4fed4168459aaac36ebb791f0042056
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/3jHeHzz5MSmBhUuhaS6H7g.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3jHeHzz5MSmBhUuhaS6H7g
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x58842db1c641311b2d6b53572c692b8da4fed4168459aaac36ebb791f0042056","isrc":"FRZ052200249","name":"Crush (feat. Anaïs Demoustier)","registered_at":"2026-06-07T23:41:05Z","spotify_id":"3jHeHzz5MSmBhUuhaS6H7g","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58842db1c641311b2d6b53572c692b8da4fed4168459aaac36ebb791f0042056. 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/3jHeHzz5MSmBhUuhaS6H7g.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3jHeHzz5MSmBhUuhaS6H7g.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x58842db1c641311b2d6b53572c692b8da4fed4168459aaac36ebb791f0042056","isrc":"FRZ052200249","name":"Crush (feat. Anaïs Demoustier)","registered_at":"2026-06-07T23:41:05Z","spotify_id":"3jHeHzz5MSmBhUuhaS6H7g","type":"track"}

Aujourd'hui, demain
type: MusicRecording
duration: PT2M56S
duration ms: 176400
explicit: false
by artist: Requin Chagrin
in album: Bye Bye Baby
  type: MusicAlbum
  date published: 2021-04-09
isrc code: FRZ052200123
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T00:49:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x69c68144d79cf668adf7276ab9e1f5d743103b6666ca7eb4365b5619e8405406
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/1laUyLTSysXaTH4133LKXw.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1laUyLTSysXaTH4133LKXw
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x69c68144d79cf668adf7276ab9e1f5d743103b6666ca7eb4365b5619e8405406","isrc":"FRZ052200123","name":"Aujourd'hui, demain","registered_at":"2026-06-11T00:49:34Z","spotify_id":"1laUyLTSysXaTH4133LKXw","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69c68144d79cf668adf7276ab9e1f5d743103b6666ca7eb4365b5619e8405406. 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/1laUyLTSysXaTH4133LKXw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1laUyLTSysXaTH4133LKXw.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x69c68144d79cf668adf7276ab9e1f5d743103b6666ca7eb4365b5619e8405406","isrc":"FRZ052200123","name":"Aujourd'hui, demain","registered_at":"2026-06-11T00:49:34Z","spotify_id":"1laUyLTSysXaTH4133LKXw","type":"track"}

Sémaphore
type: MusicAlbum
date published: 2019-01-25
track: Croisades
  type: MusicRecording
  duration: PT3M37S
  duration ms: 217920
  explicit: false
  by artist: Requin Chagrin
  in album: Sémaphore
    type: MusicAlbum
    date published: 2019-01-25
  isrc code: FRZ051800507
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T08:42:46+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe1125cdd96b051888ffaac8ac44c117cd423eaf704229ae1cad0c8f20770c4e3
  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/1pupMzhsAzMaFuekIMuVln.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1pupMzhsAzMaFuekIMuVln
  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 0xe1125cdd96b051888ffaac8ac44c117cd423eaf704229ae1cad0c8f20770c4e3. 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/1pupMzhsAzMaFuekIMuVln.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1pupMzhsAzMaFuekIMuVln.
    date published: 2026-07-02T03:30:09Z
track: Clairvoyance
  type: MusicRecording
  duration: PT3M25S
  duration ms: 205346
  explicit: false
  by artist: Requin Chagrin
  in album: Sémaphore
    type: MusicAlbum
    date published: 2019-01-25
  isrc code: FRZ051800508
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T10:39:38+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0f6aed376ffaaceaf4d7d257ea1e3e13f92274305e3bf97e266182e997bea0c9
  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/5mE2rLpnsnQrpdd7RUgfBd.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5mE2rLpnsnQrpdd7RUgfBd
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f6aed376ffaaceaf4d7d257ea1e3e13f92274305e3bf97e266182e997bea0c9. 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/5mE2rLpnsnQrpdd7RUgfBd.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5mE2rLpnsnQrpdd7RUgfBd.
    date published: 2026-06-13T12:53:06Z
track: Mauvais présage
  type: MusicRecording
  duration: PT5M41S
  duration ms: 341813
  explicit: false
  by artist: Requin Chagrin
  in album: Sémaphore
    type: MusicAlbum
    date published: 2019-01-25
  isrc code: FRZ051800138
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T14:46:22+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x721fb53faebfdc419f9026d554f1653ebc67915b88f4a479c06d0d5c6dfc5d85
  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/58e7V70Em6FABOiln4jNoZ.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/58e7V70Em6FABOiln4jNoZ
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x721fb53faebfdc419f9026d554f1653ebc67915b88f4a479c06d0d5c6dfc5d85","isrc":"FRZ051800138","name":"Mauvais présage","registered_at":"2026-06-05T14:46:22Z","spotify_id":"58e7V70Em6FABOiln4jNoZ","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x721fb53faebfdc419f9026d554f1653ebc67915b88f4a479c06d0d5c6dfc5d85. 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/58e7V70Em6FABOiln4jNoZ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/58e7V70Em6FABOiln4jNoZ.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x721fb53faebfdc419f9026d554f1653ebc67915b88f4a479c06d0d5c6dfc5d85","isrc":"FRZ051800138","name":"Mauvais présage","registered_at":"2026-06-05T14:46:22Z","spotify_id":"58e7V70Em6FABOiln4jNoZ","type":"track"}
track: Soleil blanc
  type: MusicRecording
  duration: PT4M22S
  duration ms: 262200
  explicit: false
  by artist: Requin Chagrin
  in album: Sémaphore
    type: MusicAlbum
    date published: 2019-01-25
  isrc code: FRZ051800509
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T23:01:37+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf380cd9d0e2e6cfdb87624ae084cf69d6c88ff240e53c6955a6b7f5155d57b6b
  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/6JMc2NoZXtatXapjrvksML.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6JMc2NoZXtatXapjrvksML
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xf380cd9d0e2e6cfdb87624ae084cf69d6c88ff240e53c6955a6b7f5155d57b6b","isrc":"FRZ051800509","name":"Soleil blanc","registered_at":"2026-06-09T23:01:37Z","spotify_id":"6JMc2NoZXtatXapjrvksML","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf380cd9d0e2e6cfdb87624ae084cf69d6c88ff240e53c6955a6b7f5155d57b6b. 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/6JMc2NoZXtatXapjrvksML.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6JMc2NoZXtatXapjrvksML.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0xf380cd9d0e2e6cfdb87624ae084cf69d6c88ff240e53c6955a6b7f5155d57b6b","isrc":"FRZ051800509","name":"Soleil blanc","registered_at":"2026-06-09T23:01:37Z","spotify_id":"6JMc2NoZXtatXapjrvksML","type":"track"}
track: Sémaphore
  type: MusicRecording
  duration: PT3M57S
  duration ms: 237333
  explicit: false
  by artist: Requin Chagrin
  in album: Sémaphore
    type: MusicAlbum
    date published: 2019-01-25
  isrc code: FRZ051800654
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Nuit
track: Dans le coeur
track: Les promesses
track: Rivières
track: Le grand voyage

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-04T11:45:56+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xf09935181e874e7b3964f204e38af8d22b79004cb0f1f59381fc99abea9b100f

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/0LROIdo41EIwKnKEHkR76y.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0LROIdo41EIwKnKEHkR76y

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xf09935181e874e7b3964f204e38af8d22b79004cb0f1f59381fc99abea9b100f","isrc":"FRZ051800654","name":"Sémaphore","registered_at":"2026-06-04T11:45:56Z","spotify_id":"0LROIdo41EIwKnKEHkR76y","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 0xf09935181e874e7b3964f204e38af8d22b79004cb0f1f59381fc99abea9b100f. 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/0LROIdo41EIwKnKEHkR76y.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0LROIdo41EIwKnKEHkR76y.
date published: 2026-06-13T12:47:07Z
text: {"copyright_id":"0xf09935181e874e7b3964f204e38af8d22b79004cb0f1f59381fc99abea9b100f","isrc":"FRZ051800654","name":"Sémaphore","registered_at":"2026-06-04T11:45:56Z","spotify_id":"0LROIdo41EIwKnKEHkR76y","type":"track"}

Nuit
type: MusicRecording
duration: PT4M59S
duration ms: 299093
explicit: false
by artist: Requin Chagrin
in album: Sémaphore
  type: MusicAlbum
  date published: 2019-01-25
isrc code: FRZ051800655
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T00:36:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf1671677c2eaadb6af69eee92fe4de601abe98711fccc1341429ce431a6af0e7
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/1P3oq1AiJjjvjNzhQeB5FZ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1P3oq1AiJjjvjNzhQeB5FZ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf1671677c2eaadb6af69eee92fe4de601abe98711fccc1341429ce431a6af0e7. 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/1P3oq1AiJjjvjNzhQeB5FZ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1P3oq1AiJjjvjNzhQeB5FZ.
  date published: 2026-06-13T17:25:41Z

Dans le coeur
type: MusicRecording
duration: PT3M28S
duration ms: 208200
explicit: false
by artist: Requin Chagrin
in album: Sémaphore
  type: MusicAlbum
  date published: 2019-01-25
isrc code: FRZ051800656
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T16:16:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb666c74000e611c027586294be9e6cf93f145aebaa4b35073852341f3de373ca
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/1yI4giDKWCDd3e6drqpa5r.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1yI4giDKWCDd3e6drqpa5r
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb666c74000e611c027586294be9e6cf93f145aebaa4b35073852341f3de373ca","isrc":"FRZ051800656","name":"Dans le coeur","registered_at":"2026-06-20T16:16:34Z","spotify_id":"1yI4giDKWCDd3e6drqpa5r","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb666c74000e611c027586294be9e6cf93f145aebaa4b35073852341f3de373ca. 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/1yI4giDKWCDd3e6drqpa5r.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1yI4giDKWCDd3e6drqpa5r.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xb666c74000e611c027586294be9e6cf93f145aebaa4b35073852341f3de373ca","isrc":"FRZ051800656","name":"Dans le coeur","registered_at":"2026-06-20T16:16:34Z","spotify_id":"1yI4giDKWCDd3e6drqpa5r","type":"track"}

Les promesses
type: MusicRecording
duration: PT3M9S
duration ms: 189920
explicit: false
by artist: Requin Chagrin
in album: Sémaphore
  type: MusicAlbum
  date published: 2019-01-25
isrc code: FRZ051800657
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T01:16:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x06429c84a98a6e24510e8aa228ca3bbea72b55d4d45662d266f63749cc84a1ca
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/4j7xDDchzShYjW0prFf2tf.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4j7xDDchzShYjW0prFf2tf
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x06429c84a98a6e24510e8aa228ca3bbea72b55d4d45662d266f63749cc84a1ca","isrc":"FRZ051800657","name":"Les promesses","registered_at":"2026-06-19T01:16:56Z","spotify_id":"4j7xDDchzShYjW0prFf2tf","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x06429c84a98a6e24510e8aa228ca3bbea72b55d4d45662d266f63749cc84a1ca. 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/4j7xDDchzShYjW0prFf2tf.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4j7xDDchzShYjW0prFf2tf.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x06429c84a98a6e24510e8aa228ca3bbea72b55d4d45662d266f63749cc84a1ca","isrc":"FRZ051800657","name":"Les promesses","registered_at":"2026-06-19T01:16:56Z","spotify_id":"4j7xDDchzShYjW0prFf2tf","type":"track"}

Rivières
type: MusicRecording
duration: PT3M57S
duration ms: 237600
explicit: false
by artist: Requin Chagrin
in album: Sémaphore
  type: MusicAlbum
  date published: 2019-01-25
isrc code: FRZ051800658
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T13:05:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb6539d448be9e568e7af9525e596e1f92d03c6724aa594b9fe050cc1b0bdedc6
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/5An9i5bNo7m6b3B16o6kKj.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5An9i5bNo7m6b3B16o6kKj
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb6539d448be9e568e7af9525e596e1f92d03c6724aa594b9fe050cc1b0bdedc6","isrc":"FRZ051800658","name":"Rivières","registered_at":"2026-06-09T13:05:38Z","spotify_id":"5An9i5bNo7m6b3B16o6kKj","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb6539d448be9e568e7af9525e596e1f92d03c6724aa594b9fe050cc1b0bdedc6. 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/5An9i5bNo7m6b3B16o6kKj.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5An9i5bNo7m6b3B16o6kKj.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xb6539d448be9e568e7af9525e596e1f92d03c6724aa594b9fe050cc1b0bdedc6","isrc":"FRZ051800658","name":"Rivières","registered_at":"2026-06-09T13:05:38Z","spotify_id":"5An9i5bNo7m6b3B16o6kKj","type":"track"}

Le grand voyage
type: MusicRecording
duration: PT5M35S
duration ms: 335693
explicit: false
by artist: Requin Chagrin
in album: Sémaphore
  type: MusicAlbum
  date published: 2019-01-25
isrc code: FRZ051800659
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T00:53:07+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x68e832e3ce8f27b9841bc64482ec817af2c80146e5e5ba4d63e7f08d0f6e42bc
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/1bZoWIHzCY39vVU7ryYrum.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1bZoWIHzCY39vVU7ryYrum
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x68e832e3ce8f27b9841bc64482ec817af2c80146e5e5ba4d63e7f08d0f6e42bc","isrc":"FRZ051800659","name":"Le grand voyage","registered_at":"2026-06-19T00:53:07Z","spotify_id":"1bZoWIHzCY39vVU7ryYrum","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68e832e3ce8f27b9841bc64482ec817af2c80146e5e5ba4d63e7f08d0f6e42bc. 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/1bZoWIHzCY39vVU7ryYrum.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1bZoWIHzCY39vVU7ryYrum.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x68e832e3ce8f27b9841bc64482ec817af2c80146e5e5ba4d63e7f08d0f6e42bc","isrc":"FRZ051800659","name":"Le grand voyage","registered_at":"2026-06-19T00:53:07Z","spotify_id":"1bZoWIHzCY39vVU7ryYrum","type":"track"}

Requin Chagrin
type: MusicAlbum
date published: 2016-04-29
track: RC
  type: MusicRecording
  duration: PT3M26S
  duration ms: 206466
  explicit: false
  by artist: Requin Chagrin
  in album: Requin Chagrin
    type: MusicAlbum
    date published: 2016-04-29
  isrc code: FR1Z41600169
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T12:49:49+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xaabed0b9228c74e226c1a8e3e411ad6cb7aa2c0d65515defc34d617f9fd4bc63
  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/3Bwpdquf94ala5SiMtylkt.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Bwpdquf94ala5SiMtylkt
  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 0xaabed0b9228c74e226c1a8e3e411ad6cb7aa2c0d65515defc34d617f9fd4bc63. 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/3Bwpdquf94ala5SiMtylkt.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Bwpdquf94ala5SiMtylkt.
    date published: 2026-06-13T15:41:10Z
track: Poisson lune
  type: MusicRecording
  duration: PT3M10S
  duration ms: 190613
  explicit: false
  by artist: Requin Chagrin
  in album: Requin Chagrin
    type: MusicAlbum
    date published: 2016-04-29
  isrc code: FR1Z41600170
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T22:50:59+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5a832c80d0230c1feb5e539c0252994d8a6d73d1f76ebfde6805418612278f3f
  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/47zYd1NuXn5JGNEVJqel7q.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/47zYd1NuXn5JGNEVJqel7q
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x5a832c80d0230c1feb5e539c0252994d8a6d73d1f76ebfde6805418612278f3f","isrc":"FR1Z41600170","name":"Poisson lune","registered_at":"2026-06-09T22:50:59Z","spotify_id":"47zYd1NuXn5JGNEVJqel7q","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a832c80d0230c1feb5e539c0252994d8a6d73d1f76ebfde6805418612278f3f. 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/47zYd1NuXn5JGNEVJqel7q.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/47zYd1NuXn5JGNEVJqel7q.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0x5a832c80d0230c1feb5e539c0252994d8a6d73d1f76ebfde6805418612278f3f","isrc":"FR1Z41600170","name":"Poisson lune","registered_at":"2026-06-09T22:50:59Z","spotify_id":"47zYd1NuXn5JGNEVJqel7q","type":"track"}
track: Adélaïde
  type: MusicRecording
  duration: PT2M52S
  duration ms: 172360
  explicit: false
  by artist: Requin Chagrin
  in album: Requin Chagrin
    type: MusicAlbum
    date published: 2016-04-29
  isrc code: FR1Z41600171
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T12:54:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7a33622555d348517a82ee933860c74ee7f343588046ffa247cc4db3e6ecd784
  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/2L9tyXZdphjAAOitQrjIp3.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2L9tyXZdphjAAOitQrjIp3
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x7a33622555d348517a82ee933860c74ee7f343588046ffa247cc4db3e6ecd784","isrc":"FR1Z41600171","name":"Adélaïde","registered_at":"2026-06-04T12:54:50Z","spotify_id":"2L9tyXZdphjAAOitQrjIp3","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a33622555d348517a82ee933860c74ee7f343588046ffa247cc4db3e6ecd784. 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/2L9tyXZdphjAAOitQrjIp3.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2L9tyXZdphjAAOitQrjIp3.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x7a33622555d348517a82ee933860c74ee7f343588046ffa247cc4db3e6ecd784","isrc":"FR1Z41600171","name":"Adélaïde","registered_at":"2026-06-04T12:54:50Z","spotify_id":"2L9tyXZdphjAAOitQrjIp3","type":"track"}
track: Riviera
  type: MusicRecording
  duration: PT3M1S
  duration ms: 181880
  explicit: false
  by artist: Requin Chagrin
  in album: Requin Chagrin
    type: MusicAlbum
    date published: 2016-04-29
  isrc code: FR1Z41600172
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T09:04:44+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x80a52fbc133e562e0a3757e187d9d99594c3d56d18a499956a67a32dc17ee2f0
  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/79pYIIwxqOH75zH0Fb53AI.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/79pYIIwxqOH75zH0Fb53AI
  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 0x80a52fbc133e562e0a3757e187d9d99594c3d56d18a499956a67a32dc17ee2f0. 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/79pYIIwxqOH75zH0Fb53AI.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/79pYIIwxqOH75zH0Fb53AI.
    date published: 2026-07-02T03:30:09Z
track: Alysson
  type: MusicRecording
  duration: PT4M18S
  duration ms: 258120
  explicit: false
  by artist: Requin Chagrin
  in album: Requin Chagrin
    type: MusicAlbum
    date published: 2016-04-29
  isrc code: FR1Z41600173
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Le chagrin
track: Bleu nuit
track: Rose
track: Ciao rubello

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-20T16:06:43+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xfb2f1d5a567664f939e5c82e87a29395dd7cdc1f8740ed2f7f23fe65111b3290

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956302

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

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/33l2iOzzU4EUPRmRicLZq4.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/33l2iOzzU4EUPRmRicLZq4

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

OTSCanonicalRecord
type: PropertyValue

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb2f1d5a567664f939e5c82e87a29395dd7cdc1f8740ed2f7f23fe65111b3290. 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/33l2iOzzU4EUPRmRicLZq4.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/33l2iOzzU4EUPRmRicLZq4.
date published: 2026-07-02T03:30:09Z

Le chagrin
type: MusicRecording
duration: PT3M9S
duration ms: 189786
explicit: false
by artist: Requin Chagrin
in album: Requin Chagrin
  type: MusicAlbum
  date published: 2016-04-29
isrc code: FR1Z41600174
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T01:30:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9433ce996cecc897ba22210dcdb05d8b9f885e28cc24cfbf0956a6a7b91ccbb6
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/6RSiUUOri2XRp8gzhsB74T.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6RSiUUOri2XRp8gzhsB74T
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9433ce996cecc897ba22210dcdb05d8b9f885e28cc24cfbf0956a6a7b91ccbb6","isrc":"FR1Z41600174","name":"Le chagrin","registered_at":"2026-06-10T01:30:41Z","spotify_id":"6RSiUUOri2XRp8gzhsB74T","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9433ce996cecc897ba22210dcdb05d8b9f885e28cc24cfbf0956a6a7b91ccbb6. 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/6RSiUUOri2XRp8gzhsB74T.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6RSiUUOri2XRp8gzhsB74T.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x9433ce996cecc897ba22210dcdb05d8b9f885e28cc24cfbf0956a6a7b91ccbb6","isrc":"FR1Z41600174","name":"Le chagrin","registered_at":"2026-06-10T01:30:41Z","spotify_id":"6RSiUUOri2XRp8gzhsB74T","type":"track"}

Bleu nuit
type: MusicRecording
duration: PT3M1S
duration ms: 181293
explicit: false
by artist: Requin Chagrin
in album: Requin Chagrin
  type: MusicAlbum
  date published: 2016-04-29
isrc code: FR1Z41600175
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T22:50:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2a6b51c8b33cae3b8e7e03da53162f40957f737ea736692f53ac4da9b42bdd8d
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/5nxpnKmaSslL5BZXpNCF2j.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5nxpnKmaSslL5BZXpNCF2j
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2a6b51c8b33cae3b8e7e03da53162f40957f737ea736692f53ac4da9b42bdd8d","isrc":"FR1Z41600175","name":"Bleu nuit","registered_at":"2026-06-09T22:50:55Z","spotify_id":"5nxpnKmaSslL5BZXpNCF2j","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a6b51c8b33cae3b8e7e03da53162f40957f737ea736692f53ac4da9b42bdd8d. 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/5nxpnKmaSslL5BZXpNCF2j.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5nxpnKmaSslL5BZXpNCF2j.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x2a6b51c8b33cae3b8e7e03da53162f40957f737ea736692f53ac4da9b42bdd8d","isrc":"FR1Z41600175","name":"Bleu nuit","registered_at":"2026-06-09T22:50:55Z","spotify_id":"5nxpnKmaSslL5BZXpNCF2j","type":"track"}

Rose
type: MusicRecording
duration: PT3M1S
duration ms: 181773
explicit: false
by artist: Requin Chagrin
in album: Requin Chagrin
  type: MusicAlbum
  date published: 2016-04-29
isrc code: FR1Z41600176
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T22:50:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x75c826b8c608b928abbaad7b023bf1d251fbedde8c8f667ce2023f3e3bfe927f
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/7MaePWtYDDlE0zHBIctxDO.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7MaePWtYDDlE0zHBIctxDO
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75c826b8c608b928abbaad7b023bf1d251fbedde8c8f667ce2023f3e3bfe927f. 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/7MaePWtYDDlE0zHBIctxDO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7MaePWtYDDlE0zHBIctxDO.
  date published: 2026-07-02T05:09:12Z

Ciao rubello
type: MusicRecording
duration: PT3M20S
duration ms: 200893
explicit: false
by artist: Requin Chagrin
in album: Requin Chagrin
  type: MusicAlbum
  date published: 2016-04-29
isrc code: FR1Z41600177
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T03:16:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb503c01de082a0175a2e6837d61682b8e87a8a51de69cb01cf27ef5d4d44037f
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/2TAnxg2xZoqIyZ5AnwlHNB.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2TAnxg2xZoqIyZ5AnwlHNB
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb503c01de082a0175a2e6837d61682b8e87a8a51de69cb01cf27ef5d4d44037f","isrc":"FR1Z41600177","name":"Ciao rubello","registered_at":"2026-06-25T03:16:39Z","spotify_id":"2TAnxg2xZoqIyZ5AnwlHNB","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb503c01de082a0175a2e6837d61682b8e87a8a51de69cb01cf27ef5d4d44037f. 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/2TAnxg2xZoqIyZ5AnwlHNB.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2TAnxg2xZoqIyZ5AnwlHNB.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xb503c01de082a0175a2e6837d61682b8e87a8a51de69cb01cf27ef5d4d44037f","isrc":"FR1Z41600177","name":"Ciao rubello","registered_at":"2026-06-25T03:16:39Z","spotify_id":"2TAnxg2xZoqIyZ5AnwlHNB","type":"track"}

Crush (feat. Anaïs Demoustier)
type: MusicAlbum
date published: 2022-08-24
track: Crush (feat. Anaïs Demoustier)
  type: MusicRecording
  duration: PT3M19S
  duration ms: 199493
  explicit: false
  by artist: Requin Chagrin
  by artist: Anaïs Demoustier
  in album: Crush (feat. Anaïs Demoustier)
    type: MusicAlbum
    date published: 2022-08-24
  isrc code: FRZ052200249
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T23:41:05+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x58842db1c641311b2d6b53572c692b8da4fed4168459aaac36ebb791f0042056
  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/3dDwRbHzCvT2ToXjv8jkfQ.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3dDwRbHzCvT2ToXjv8jkfQ
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x58842db1c641311b2d6b53572c692b8da4fed4168459aaac36ebb791f0042056","isrc":"FRZ052200249","name":"Crush (feat. Anaïs Demoustier)","registered_at":"2026-06-07T23:41:05Z","spotify_id":"3dDwRbHzCvT2ToXjv8jkfQ","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58842db1c641311b2d6b53572c692b8da4fed4168459aaac36ebb791f0042056. 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/3dDwRbHzCvT2ToXjv8jkfQ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3dDwRbHzCvT2ToXjv8jkfQ.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x58842db1c641311b2d6b53572c692b8da4fed4168459aaac36ebb791f0042056","isrc":"FRZ052200249","name":"Crush (feat. Anaïs Demoustier)","registered_at":"2026-06-07T23:41:05Z","spotify_id":"3dDwRbHzCvT2ToXjv8jkfQ","type":"track"}

Aujourd'hui, demain
type: MusicAlbum
date published: 2022-03-25
track: Aujourd'hui, demain
  type: MusicRecording
  duration: PT2M56S
  duration ms: 176106
  explicit: false
  by artist: Requin Chagrin
  in album: Aujourd'hui, demain
    type: MusicAlbum
    date published: 2022-03-25
  isrc code: FRZ052200123
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-11T00:49:34+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x69c68144d79cf668adf7276ab9e1f5d743103b6666ca7eb4365b5619e8405406
  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/7A7QkbFVtc37eLCfXfJ2rI.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7A7QkbFVtc37eLCfXfJ2rI
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x69c68144d79cf668adf7276ab9e1f5d743103b6666ca7eb4365b5619e8405406","isrc":"FRZ052200123","name":"Aujourd'hui, demain","registered_at":"2026-06-11T00:49:34Z","spotify_id":"7A7QkbFVtc37eLCfXfJ2rI","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69c68144d79cf668adf7276ab9e1f5d743103b6666ca7eb4365b5619e8405406. 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/7A7QkbFVtc37eLCfXfJ2rI.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7A7QkbFVtc37eLCfXfJ2rI.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0x69c68144d79cf668adf7276ab9e1f5d743103b6666ca7eb4365b5619e8405406","isrc":"FRZ052200123","name":"Aujourd'hui, demain","registered_at":"2026-06-11T00:49:34Z","spotify_id":"7A7QkbFVtc37eLCfXfJ2rI","type":"track"}

Déjà vu
type: MusicAlbum
date published: 2021-02-19
track: Déjà vu
  type: MusicRecording
  duration: PT3M49S
  duration ms: 229293
  explicit: false
  by artist: Requin Chagrin
  in album: Déjà vu
    type: MusicAlbum
    date published: 2021-02-19
  isrc code: FRZ052000566
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T01:28:39+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2f9d956f18ae1b394189e2fe48eda17ccf0c9457a2cca8aa394e6176ada13451
  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/7CT8LvPzIRIGbbILB3H55N.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7CT8LvPzIRIGbbILB3H55N
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x2f9d956f18ae1b394189e2fe48eda17ccf0c9457a2cca8aa394e6176ada13451","isrc":"FRZ052000566","name":"Déjà vu","registered_at":"2026-06-19T01:28:39Z","spotify_id":"7CT8LvPzIRIGbbILB3H55N","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f9d956f18ae1b394189e2fe48eda17ccf0c9457a2cca8aa394e6176ada13451. 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/7CT8LvPzIRIGbbILB3H55N.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7CT8LvPzIRIGbbILB3H55N.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x2f9d956f18ae1b394189e2fe48eda17ccf0c9457a2cca8aa394e6176ada13451","isrc":"FRZ052000566","name":"Déjà vu","registered_at":"2026-06-19T01:28:39Z","spotify_id":"7CT8LvPzIRIGbbILB3H55N","type":"track"}

Rivières (Radio Edit)
type: MusicAlbum
date published: 2019-06-14
track: Rivières - Radio Edit
  type: MusicRecording
  duration: PT3M51S
  duration ms: 231226
  explicit: false
  by artist: Requin Chagrin
  in album: Rivières (Radio Edit)
    type: MusicAlbum
    date published: 2019-06-14
  isrc code: FRZ051900242

Mauvais présage (Edit)
type: MusicAlbum
date published: 2018-03-23
track: Mauvais présage - Edit
  type: MusicRecording
  duration: PT3M15S
  duration ms: 195706
  explicit: false
  by artist: Requin Chagrin
  in album: Mauvais présage (Edit)
    type: MusicAlbum
    date published: 2018-03-23
  isrc code: FRZ051800139

Mauvais présage
type: MusicAlbum
date published: 2018-03-23
track: Mauvais présage
  type: MusicRecording
  duration: PT5M43S
  duration ms: 343866
  explicit: false
  by artist: Requin Chagrin
  in album: Mauvais présage
    type: MusicAlbum
    date published: 2018-03-23
  isrc code: FRZ051800138
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T14:46:22+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x721fb53faebfdc419f9026d554f1653ebc67915b88f4a479c06d0d5c6dfc5d85
  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/7jVASZ7vLsZYOpoFJbqMrZ.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7jVASZ7vLsZYOpoFJbqMrZ
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:34:59Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x721fb53faebfdc419f9026d554f1653ebc67915b88f4a479c06d0d5c6dfc5d85","isrc":"FRZ051800138","name":"Mauvais présage","registered_at":"2026-06-05T14:46:22Z","spotify_id":"7jVASZ7vLsZYOpoFJbqMrZ","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x721fb53faebfdc419f9026d554f1653ebc67915b88f4a479c06d0d5c6dfc5d85. 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/7jVASZ7vLsZYOpoFJbqMrZ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7jVASZ7vLsZYOpoFJbqMrZ.
    date published: 2026-07-02T11:34:59Z
    text: {"copyright_id":"0x721fb53faebfdc419f9026d554f1653ebc67915b88f4a479c06d0d5c6dfc5d85","isrc":"FRZ051800138","name":"Mauvais présage","registered_at":"2026-06-05T14:46:22Z","spotify_id":"7jVASZ7vLsZYOpoFJbqMrZ","type":"track"}

Music For Containment
type: MusicAlbum
date published: 2020-04-08
track: Run Around The Block
  type: MusicRecording
  duration: PT4M46S
  duration ms: 286400
  explicit: false
  by artist: Dominique Dalcan
  in album: Music For Containment
    type: MusicAlbum
    date published: 2020-04-08
  isrc code: QM6MZ2013774
track: Particulized Solid
  type: MusicRecording
  duration: PT7M33S
  duration ms: 453946
  explicit: false
  by artist: Yoann Pisterman
  in album: Music For Containment
    type: MusicAlbum
    date published: 2020-04-08
  isrc code: QM6MZ2013775
track: Glitz
  type: MusicRecording
  duration: PT5M40S
  duration ms: 340426
  explicit: false
  by artist: Malik Djoudi
  in album: Music For Containment
    type: MusicAlbum
    date published: 2020-04-08
  isrc code: QM6MZ2013776
track: Sinking - live variations
  type: MusicRecording
  duration: PT7M23S
  duration ms: 443666
  explicit: false
  by artist: Radiomentale
  in album: Music For Containment
    type: MusicAlbum
    date published: 2020-04-08
  isrc code: QM6MZ2013777
track: Paris la silencieuse
  type: MusicRecording
  duration: PT6M29S
  duration ms: 389106
  explicit: false
  by artist: Arthur H
  in album: Music For Containment
    type: MusicAlbum
    date published: 2020-04-08
  isrc code: QM6MZ2013778
track: Exodos
  type: MusicRecording
  duration: PT11M21S
  duration ms: 681960
  explicit: false
  by artist: Soundwalk Collective
  in album: Music For Containment
    type: MusicAlbum
    date published: 2020-04-08
  isrc code: QM6MZ2013779
track: Wabi Sabi
  type: MusicRecording
  duration: PT7M39S
  duration ms: 459013
  explicit: false
  by artist: Richard Francés
  in album: Music For Containment
    type: MusicAlbum
    date published: 2020-04-08
track: 8PM
  type: MusicRecording
  duration: PT3M4S
  duration ms: 184546
  explicit: false
  by artist: Rone
  in album: Music For Containment
    type: MusicAlbum
    date published: 2020-04-08
  isrc code: QM6MZ2013783
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T17:21:30+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf4a0359de15dd672f4c23da11693745f8b48931cd4899ad673ac7395beacf9ab
  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/5wbmzkFigXp4FgHqZRECu4.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5wbmzkFigXp4FgHqZRECu4
  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 0xf4a0359de15dd672f4c23da11693745f8b48931cd4899ad673ac7395beacf9ab. 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/5wbmzkFigXp4FgHqZRECu4.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5wbmzkFigXp4FgHqZRECu4.
    date published: 2026-07-02T03:55:08Z
track: Celmo
  type: MusicRecording
  duration: PT2M49S
  duration ms: 169560
  explicit: false
  by artist: Automat
  in album: Music For Containment
    type: MusicAlbum
    date published: 2020-04-08
track: Improvisation pour essayer un micro
  type: MusicRecording
  duration: PT2M22S
  duration ms: 142360
  explicit: false
  by artist: Bertrand Burgalat
  in album: Music For Containment
    type: MusicAlbum
    date published: 2020-04-08
track: Revelation
  type: MusicRecording
  duration: PT4M23S
  duration ms: 263813
  explicit: false
  by artist: Etienne de Crécy
  in album: Music For Containment
    type: MusicAlbum
    date published: 2020-04-08
  isrc code: QM6MZ2013808
track: Re-confort
  type: MusicRecording
  duration: PT12M6S
  duration ms: 726506
  explicit: false
  by artist: Colin Johnco
  in album: Music For Containment
    type: MusicAlbum
    date published: 2020-04-08
track: Balancements du Qi
  type: MusicRecording
  duration: PT13M5S
  duration ms: 785840
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track: Astra Regunt Homines
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  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Hishiryo
track: Le chant de l'enfant à la rivière
track: Sinus Walk
track: Die Hexe
track: Musique de carillon plate
track: Echoes Of Sun (calypso mood)
track: Un océan
track: Jour 10 de confinement
track: Leg Town Palace (Automat Rework)
track: 45.867689, 3.457796
track: Sun Wave
track: Heapsize
track: Second Sun
track: αναγέννηση
track: Greeting My Former Self
track: Réveille-Moi

CopyrightStatus
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CopyrightRegisteredAt
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CopyrightChainExplorerURL
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OTSHash
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OTSBitcoinBlock
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OTSBitcoinBlockVerifyURL
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value: https://blockstream.info/api/block/956302

OTSRecordURL
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value: https://artists.proofprofile.net/proofs/track/4KM7UUcATQYNzPY0W7Bk8t.json

OTSVerificationAPI
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value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4KM7UUcATQYNzPY0W7Bk8t

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xddc137a899e72a1fb16c6dbc93b39de092faa2105216cabd8222fc65b4c2b606. 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/4KM7UUcATQYNzPY0W7Bk8t.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4KM7UUcATQYNzPY0W7Bk8t.
date published: 2026-07-02T03:30:09Z

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in album: Music For Containment
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Le chant de l'enfant à la rivière
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Sinus Walk
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Die Hexe
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Musique de carillon plate
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Echoes Of Sun (calypso mood)
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Un océan
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Jour 10 de confinement
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Leg Town Palace (Automat Rework)
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45.867689, 3.457796
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Sun Wave
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Heapsize
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Second Sun
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αναγέννηση
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Greeting My Former Self
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Réveille-Moi
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La chanson française, au calme (Une certaine approche de la variété)
type: MusicAlbum
date published: 2016-10-21
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track: Un homme et deux femmes (Radio Edit)
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track: Made In
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track: Margarita
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track: La plage
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  by artist: Chiara Mastroianni
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Sainte Pop II
type: MusicAlbum
date published: 2018-01-10
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    type: MusicAlbum
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track: Brexit
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    type: MusicAlbum
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track: Je meurs à Venise
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    type: MusicAlbum
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track: Les pieds dans la merde, la tête dans les étoiles
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    type: MusicAlbum
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track: Baudouin III
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La prière
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date published: 2021-10-22
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  additional property: OTSVerificationAPI
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  additional property: OTSVerifyInstructions
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    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-08T03:22:41Z
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track: Bist du bei mir, BWV 508
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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    date published: 2026-06-13T15:41:10Z
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track: Dio vi salvi, Regina
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track: L'espérance
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track: Couronnée d'étoiles
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track: Hosanna
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track: This Little Light of Mine
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  by artist: la Communauté
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track: Notre Dieu s'est fait homme
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track: Notre Père qui es aux cieux
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track: Prends pitié
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track: Salve Regina
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track: Veni sancte spiritus
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  explicit: false
  by artist: Antoine Amblard
  in album: La prière
    type: MusicAlbum
    date published: 2021-10-22
track: Je vous salue Marie
  type: MusicRecording
  duration: PT2M13S
  duration ms: 133853
  explicit: false
  by artist: Alex Brendemühl
  in album: La prière
    type: MusicAlbum
    date published: 2021-10-22

Objet Disque: Label Sampler, Vol. 1
type: MusicAlbum
date published: 2016-04-04
track: Je dors dans tes bras - Rough Mix
  type: MusicRecording
  duration: PT2M43S
  duration ms: 163840
  explicit: false
  by artist: Fabio Viscogliosi
  in album: Objet Disque: Label Sampler, Vol. 1
    type: MusicAlbum
    date published: 2016-04-04
track: L'épicier incomparable
  type: MusicRecording
  duration: PT3M22S
  duration ms: 202916
  explicit: false
  by artist: Mocke
  in album: Objet Disque: Label Sampler, Vol. 1
    type: MusicAlbum
    date published: 2016-04-04
track: Le chagrin
  type: MusicRecording
  duration: PT3M8S
  duration ms: 188400
  explicit: false
  by artist: Requin Chagrin
  in album: Objet Disque: Label Sampler, Vol. 1
    type: MusicAlbum
    date published: 2016-04-04
track: Youth Slip
  type: MusicRecording
  duration: PT3M39S
  duration ms: 219256
  explicit: false
  by artist: Karaocake
  in album: Objet Disque: Label Sampler, Vol. 1
    type: MusicAlbum
    date published: 2016-04-04
track: The Stars Keep Falling Down - Demo Version
  type: MusicRecording
  duration: PT3M50S
  duration ms: 230040
  explicit: false
  by artist: Perio
  in album: Objet Disque: Label Sampler, Vol. 1
    type: MusicAlbum
    date published: 2016-04-04
track: 27 Tits
  type: MusicRecording
  duration: PT3M22S
  duration ms: 202160
  explicit: false
  by artist: Delacave
  in album: Objet Disque: Label Sampler, Vol. 1
    type: MusicAlbum
    date published: 2016-04-04
track: Montre combien
  type: MusicRecording
  duration: PT2M31S
  duration ms: 151520
  explicit: false
  by artist: Le Bâtiment
  in album: Objet Disque: Label Sampler, Vol. 1
    type: MusicAlbum
    date published: 2016-04-04
track: Beau perdant
  type: MusicRecording
  duration: PT2M45S
  duration ms: 165253
  explicit: false
  by artist: Chevalrex
  in album: Objet Disque: Label Sampler, Vol. 1
    type: MusicAlbum
    date published: 2016-04-04
track: Happy on Sunday
  type: MusicRecording
  duration: PT3M31S
  duration ms: 211713
  explicit: false
  by artist: Eddy Crampes
  in album: Objet Disque: Label Sampler, Vol. 1
    type: MusicAlbum
    date published: 2016-04-04
track: Messe des officiers
  type: MusicRecording
  duration: PT3M53S
  duration ms: 233272
  explicit: false
  by artist: Rémi Parson
  in album: Objet Disque: Label Sampler, Vol. 1
    type: MusicAlbum
    date published: 2016-04-04
track: Punching Clouds
  type: MusicRecording
  duration: PT3M41S
  duration ms: 221560
  explicit: false
  by artist: Sikowitz
  in album: Objet Disque: Label Sampler, Vol. 1
    type: MusicAlbum
    date published: 2016-04-04
track: L'absent était parmi nous
  type: MusicRecording
  duration: PT3M53S
  duration ms: 233033
  explicit: false
  by artist: Delphine Dora
  by artist: Mocke
  in album: Objet Disque: Label Sampler, Vol. 1
    type: MusicAlbum
    date published: 2016-04-04

Parachute
type: MusicAlbum
date published: 2025-11-12
track: Parachute
  type: MusicRecording
  duration: PT3M31S
  duration ms: 211033
  explicit: false
  by artist: Requin Chagrin
  in album: Parachute
    type: MusicAlbum
    date published: 2025-11-12
  isrc code: FRZ052500158
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T00:43:21+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x983752ce250ccb3977a7b97fc4c1d96946d29a571df87815cd73bda4eb5d456d
  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/1QEN3ujV5VZUBMv1WDnCAA.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1QEN3ujV5VZUBMv1WDnCAA
  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 0x983752ce250ccb3977a7b97fc4c1d96946d29a571df87815cd73bda4eb5d456d. 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/1QEN3ujV5VZUBMv1WDnCAA.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1QEN3ujV5VZUBMv1WDnCAA.
    date published: 2026-06-13T13:32:09Z

Sainte Pop II
type: MusicAlbum
date published: 2018-01-10
track: Feu
  type: MusicRecording
  duration: PT2M45S
  duration ms: 165737
  explicit: false
  by artist: Barbara Carlotti
  in album: Sainte Pop II
    type: MusicAlbum
    date published: 2018-01-10
track: Brexit
  type: MusicRecording
  duration: PT3M39S
  duration ms: 219010
  explicit: false
  by artist: Rémi Parson
  by artist: Requin Chagrin
  in album: Sainte Pop II
    type: MusicAlbum
    date published: 2018-01-10
  isrc code: FRR641700217
track: Je meurs à Venise
  type: MusicRecording
  duration: PT5M3S
  duration ms: 303698
  explicit: false
  by artist: Dodi El Sherbini
  in album: Sainte Pop II
    type: MusicAlbum
    date published: 2018-01-10
track: Peuple Pollock
  type: MusicRecording
  duration: PT3M1S
  duration ms: 181906
  explicit: false
  by artist: Train fou
  in album: Sainte Pop II
    type: MusicAlbum
    date published: 2018-01-10
  isrc code: FR9W11706125
track: Séduction
  type: MusicRecording
  duration: PT3M26S
  duration ms: 206062
  explicit: false
  by artist: Matias Elichabehere
  in album: Sainte Pop II
    type: MusicAlbum
    date published: 2018-01-10
track: Corps noir
  type: MusicRecording
  duration: PT3M48S
  duration ms: 228312
  explicit: false
  by artist: Terre Battre
  in album: Sainte Pop II
    type: MusicAlbum
    date published: 2018-01-10
track: Cosmicomics
  type: MusicRecording
  duration: PT4M42S
  duration ms: 282906
  explicit: false
  by artist: Œ
  in album: Sainte Pop II
    type: MusicAlbum
    date published: 2018-01-10
track: Les pieds dans la merde, la tête dans les étoiles
  type: MusicRecording
  duration: PT3M51S
  duration ms: 231068
  explicit: false
  by artist: Joy Wellboy
  in album: Sainte Pop II
    type: MusicAlbum
    date published: 2018-01-10
track: Baudouin III
  type: MusicRecording
  duration: PT7M47S
  duration ms: 467500
  explicit: false
  by artist: Je ne sais quoi
  in album: Sainte Pop II
    type: MusicAlbum
    date published: 2018-01-10

Sémaphore
type: MusicAlbum
date published: 2018-11-23

Première vague
type: MusicRecording
duration: PT3M19S
duration ms: 199946
explicit: false
by artist: Requin Chagrin
in album: Bye Bye Baby
  type: MusicAlbum
  date published: 2021-04-09
isrc code: FRZ052000565
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T15:36:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x70ce9a714dc580799e15b58626620bf328e7fd1094746fb8e2e093f907b77233
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/1qUQ2jOaXHxXCqeKdhn5xF.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1qUQ2jOaXHxXCqeKdhn5xF
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x70ce9a714dc580799e15b58626620bf328e7fd1094746fb8e2e093f907b77233","isrc":"FRZ052000565","name":"Première vague","registered_at":"2026-06-22T15:36:48Z","spotify_id":"1qUQ2jOaXHxXCqeKdhn5xF","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x70ce9a714dc580799e15b58626620bf328e7fd1094746fb8e2e093f907b77233. 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/1qUQ2jOaXHxXCqeKdhn5xF.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1qUQ2jOaXHxXCqeKdhn5xF.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x70ce9a714dc580799e15b58626620bf328e7fd1094746fb8e2e093f907b77233","isrc":"FRZ052000565","name":"Première vague","registered_at":"2026-06-22T15:36:48Z","spotify_id":"1qUQ2jOaXHxXCqeKdhn5xF","type":"track"}

Déjà vu
type: MusicRecording
duration: PT3M50S
duration ms: 230240
explicit: false
by artist: Requin Chagrin
in album: Bye Bye Baby
  type: MusicAlbum
  date published: 2021-04-09
isrc code: FRZ052000566
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T01:28:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2f9d956f18ae1b394189e2fe48eda17ccf0c9457a2cca8aa394e6176ada13451
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/5A8F5KZt7ddDlgTowecXNV.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5A8F5KZt7ddDlgTowecXNV
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2f9d956f18ae1b394189e2fe48eda17ccf0c9457a2cca8aa394e6176ada13451","isrc":"FRZ052000566","name":"Déjà vu","registered_at":"2026-06-19T01:28:39Z","spotify_id":"5A8F5KZt7ddDlgTowecXNV","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f9d956f18ae1b394189e2fe48eda17ccf0c9457a2cca8aa394e6176ada13451. 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/5A8F5KZt7ddDlgTowecXNV.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5A8F5KZt7ddDlgTowecXNV.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x2f9d956f18ae1b394189e2fe48eda17ccf0c9457a2cca8aa394e6176ada13451","isrc":"FRZ052000566","name":"Déjà vu","registered_at":"2026-06-19T01:28:39Z","spotify_id":"5A8F5KZt7ddDlgTowecXNV","type":"track"}

Nuit B
type: MusicRecording
duration: PT3M57S
duration ms: 237946
explicit: false
by artist: Requin Chagrin
in album: Bye Bye Baby
  type: MusicAlbum
  date published: 2021-04-09
isrc code: FRZ052000574
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T16:33:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4271d6ae05beee8c5f4b006c082d0afecafb1388d48636abbaa0d061f9d5ea92
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/67CLf9weOewrSwtmc41rcu.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/67CLf9weOewrSwtmc41rcu
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4271d6ae05beee8c5f4b006c082d0afecafb1388d48636abbaa0d061f9d5ea92","isrc":"FRZ052000574","name":"Nuit B","registered_at":"2026-06-20T16:33:38Z","spotify_id":"67CLf9weOewrSwtmc41rcu","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4271d6ae05beee8c5f4b006c082d0afecafb1388d48636abbaa0d061f9d5ea92. 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/67CLf9weOewrSwtmc41rcu.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/67CLf9weOewrSwtmc41rcu.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x4271d6ae05beee8c5f4b006c082d0afecafb1388d48636abbaa0d061f9d5ea92","isrc":"FRZ052000574","name":"Nuit B","registered_at":"2026-06-20T16:33:38Z","spotify_id":"67CLf9weOewrSwtmc41rcu","type":"track"}

Bye Bye Baby
type: MusicRecording
duration: PT2M50S
duration ms: 170306
explicit: false
by artist: Requin Chagrin
in album: Bye Bye Baby
  type: MusicAlbum
  date published: 2021-04-09
isrc code: FRZ052000567
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-12T00:21:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2f21fe6a557ff6641ccc6897d1994abd61c77ea32c155acf79c265cfacf7897b
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/0xMUOnNlCg7XeHPBGj40cB.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0xMUOnNlCg7XeHPBGj40cB
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2f21fe6a557ff6641ccc6897d1994abd61c77ea32c155acf79c265cfacf7897b","isrc":"FRZ052000567","name":"Bye Bye Baby","registered_at":"2026-06-12T00:21:49Z","spotify_id":"0xMUOnNlCg7XeHPBGj40cB","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f21fe6a557ff6641ccc6897d1994abd61c77ea32c155acf79c265cfacf7897b. 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/0xMUOnNlCg7XeHPBGj40cB.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0xMUOnNlCg7XeHPBGj40cB.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x2f21fe6a557ff6641ccc6897d1994abd61c77ea32c155acf79c265cfacf7897b","isrc":"FRZ052000567","name":"Bye Bye Baby","registered_at":"2026-06-12T00:21:49Z","spotify_id":"0xMUOnNlCg7XeHPBGj40cB","type":"track"}

Juno
type: MusicRecording
duration: PT4M23S
duration ms: 263293
explicit: false
by artist: Requin Chagrin
in album: Bye Bye Baby
  type: MusicAlbum
  date published: 2021-04-09
isrc code: FRZ052000568
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T16:28:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc21052f5a40a1e012585037013c8d686fca69ceedd5718a4700c869e1014a40b
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/4ZGXM63RGxvhawISJckFfO.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ZGXM63RGxvhawISJckFfO
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 0xc21052f5a40a1e012585037013c8d686fca69ceedd5718a4700c869e1014a40b. 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/4ZGXM63RGxvhawISJckFfO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ZGXM63RGxvhawISJckFfO.
  date published: 2026-07-02T03:30:09Z

Fou
type: MusicRecording
duration: PT2M57S
duration ms: 177093
explicit: false
by artist: Requin Chagrin
in album: Bye Bye Baby
  type: MusicAlbum
  date published: 2021-04-09
isrc code: FRZ052000569
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T17:59:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcd74813009d1fd1c30b7abc2c3ce70545beef05c3af4dde1bd6bc164b65b9bc6
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/1GUPf94ZVVz7w25csxvtO5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1GUPf94ZVVz7w25csxvtO5
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 0xcd74813009d1fd1c30b7abc2c3ce70545beef05c3af4dde1bd6bc164b65b9bc6. 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/1GUPf94ZVVz7w25csxvtO5.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1GUPf94ZVVz7w25csxvtO5.
  date published: 2026-07-02T03:55:08Z

Volage
type: MusicRecording
duration: PT4M9S
duration ms: 249920
explicit: false
by artist: Requin Chagrin
in album: Bye Bye Baby
  type: MusicAlbum
  date published: 2021-04-09
isrc code: FRZ052000570
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T07:41:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xec83161cfd947b3adfadabf3f8b75d91eb5a8b2babc00c70ae41c71ed6a7755a
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/19JAyVjy42RbyudozVbEF2.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/19JAyVjy42RbyudozVbEF2
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 0xec83161cfd947b3adfadabf3f8b75d91eb5a8b2babc00c70ae41c71ed6a7755a. 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/19JAyVjy42RbyudozVbEF2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/19JAyVjy42RbyudozVbEF2.
  date published: 2026-07-02T03:55:08Z

Love
type: MusicRecording
duration: PT4M49S
duration ms: 289906
explicit: false
by artist: Requin Chagrin
in album: Bye Bye Baby
  type: MusicAlbum
  date published: 2021-04-09
isrc code: FRZ052000571
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T15:11:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x69a929424555cdecdedfea6f845bb8d857cc6bafeeda4b91ccea587f44934f5d
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/4O4sDuGGedGbW2nUYgLXnG.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4O4sDuGGedGbW2nUYgLXnG
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 0x69a929424555cdecdedfea6f845bb8d857cc6bafeeda4b91ccea587f44934f5d. 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/4O4sDuGGedGbW2nUYgLXnG.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4O4sDuGGedGbW2nUYgLXnG.
  date published: 2026-07-02T03:55:08Z

Perséides
type: MusicRecording
duration: PT3M52S
duration ms: 232360
explicit: false
by artist: Requin Chagrin
in album: Bye Bye Baby
  type: MusicAlbum
  date published: 2021-04-09
isrc code: FRZ052000572
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T10:01:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x577575efd3291830187ac1500b6ae0892ee8701220e822503af6de6215ec0141
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/5L3Ip4gvNSuWv428qXkbNe.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5L3Ip4gvNSuWv428qXkbNe
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x577575efd3291830187ac1500b6ae0892ee8701220e822503af6de6215ec0141","isrc":"FRZ052000572","name":"Perséides","registered_at":"2026-06-24T10:01:01Z","spotify_id":"5L3Ip4gvNSuWv428qXkbNe","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x577575efd3291830187ac1500b6ae0892ee8701220e822503af6de6215ec0141. 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/5L3Ip4gvNSuWv428qXkbNe.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5L3Ip4gvNSuWv428qXkbNe.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x577575efd3291830187ac1500b6ae0892ee8701220e822503af6de6215ec0141","isrc":"FRZ052000572","name":"Perséides","registered_at":"2026-06-24T10:01:01Z","spotify_id":"5L3Ip4gvNSuWv428qXkbNe","type":"track"}

Roi du silence
type: MusicRecording
duration: PT4M44S
duration ms: 284840
explicit: false
by artist: Requin Chagrin
in album: Bye Bye Baby
  type: MusicAlbum
  date published: 2021-04-09
isrc code: FRZ052000573
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-28T01:01:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x54e37344dbbe116e43dfe888bccf030c71033f611a532a022f5251c16975595f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956375
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956375
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2V3uenjAjUFN2BnzkjlKMD.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2V3uenjAjUFN2BnzkjlKMD
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T16:51:38Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x54e37344dbbe116e43dfe888bccf030c71033f611a532a022f5251c16975595f","isrc":"FRZ052000573","name":"Roi du silence","registered_at":"2026-06-28T01:01:09Z","spotify_id":"2V3uenjAjUFN2BnzkjlKMD","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54e37344dbbe116e43dfe888bccf030c71033f611a532a022f5251c16975595f. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2V3uenjAjUFN2BnzkjlKMD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2V3uenjAjUFN2BnzkjlKMD.
  date published: 2026-07-02T16:51:38Z
  text: {"copyright_id":"0x54e37344dbbe116e43dfe888bccf030c71033f611a532a022f5251c16975595f","isrc":"FRZ052000573","name":"Roi du silence","registered_at":"2026-06-28T01:01:09Z","spotify_id":"2V3uenjAjUFN2BnzkjlKMD","type":"track"}

Je n'veux pas rester sage
type: MusicRecording
duration: PT3M52S
duration ms: 232413
explicit: false
by artist: Requin Chagrin
in album: Bye Bye Baby
  type: MusicAlbum
  date published: 2021-04-09
isrc code: FRZ052200356
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T23:05:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfddbab38582eb483907736e78a10f1ca1b1ec0233872126c5793ac1c41cab507
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/0LiOtSfz05mF3hJrNeLtuH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0LiOtSfz05mF3hJrNeLtuH
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfddbab38582eb483907736e78a10f1ca1b1ec0233872126c5793ac1c41cab507","isrc":"FRZ052200356","name":"Je n'veux pas rester sage","registered_at":"2026-06-11T23:05:55Z","spotify_id":"0LiOtSfz05mF3hJrNeLtuH","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfddbab38582eb483907736e78a10f1ca1b1ec0233872126c5793ac1c41cab507. 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/0LiOtSfz05mF3hJrNeLtuH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0LiOtSfz05mF3hJrNeLtuH.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xfddbab38582eb483907736e78a10f1ca1b1ec0233872126c5793ac1c41cab507","isrc":"FRZ052200356","name":"Je n'veux pas rester sage","registered_at":"2026-06-11T23:05:55Z","spotify_id":"0LiOtSfz05mF3hJrNeLtuH","type":"track"}

Crush (feat. Anaïs Demoustier)
type: MusicRecording
duration: PT3M19S
duration ms: 199493
explicit: false
by artist: Requin Chagrin
by artist: Anaïs Demoustier
in album: Bye Bye Baby
  type: MusicAlbum
  date published: 2021-04-09
isrc code: FRZ052200249
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T23:41:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x58842db1c641311b2d6b53572c692b8da4fed4168459aaac36ebb791f0042056
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/3jHeHzz5MSmBhUuhaS6H7g.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3jHeHzz5MSmBhUuhaS6H7g
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x58842db1c641311b2d6b53572c692b8da4fed4168459aaac36ebb791f0042056","isrc":"FRZ052200249","name":"Crush (feat. Anaïs Demoustier)","registered_at":"2026-06-07T23:41:05Z","spotify_id":"3jHeHzz5MSmBhUuhaS6H7g","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58842db1c641311b2d6b53572c692b8da4fed4168459aaac36ebb791f0042056. 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/3jHeHzz5MSmBhUuhaS6H7g.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3jHeHzz5MSmBhUuhaS6H7g.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x58842db1c641311b2d6b53572c692b8da4fed4168459aaac36ebb791f0042056","isrc":"FRZ052200249","name":"Crush (feat. Anaïs Demoustier)","registered_at":"2026-06-07T23:41:05Z","spotify_id":"3jHeHzz5MSmBhUuhaS6H7g","type":"track"}

Aujourd'hui, demain
type: MusicRecording
duration: PT2M56S
duration ms: 176400
explicit: false
by artist: Requin Chagrin
in album: Bye Bye Baby
  type: MusicAlbum
  date published: 2021-04-09
isrc code: FRZ052200123
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T00:49:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x69c68144d79cf668adf7276ab9e1f5d743103b6666ca7eb4365b5619e8405406
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/1laUyLTSysXaTH4133LKXw.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1laUyLTSysXaTH4133LKXw
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x69c68144d79cf668adf7276ab9e1f5d743103b6666ca7eb4365b5619e8405406","isrc":"FRZ052200123","name":"Aujourd'hui, demain","registered_at":"2026-06-11T00:49:34Z","spotify_id":"1laUyLTSysXaTH4133LKXw","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69c68144d79cf668adf7276ab9e1f5d743103b6666ca7eb4365b5619e8405406. 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/1laUyLTSysXaTH4133LKXw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1laUyLTSysXaTH4133LKXw.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x69c68144d79cf668adf7276ab9e1f5d743103b6666ca7eb4365b5619e8405406","isrc":"FRZ052200123","name":"Aujourd'hui, demain","registered_at":"2026-06-11T00:49:34Z","spotify_id":"1laUyLTSysXaTH4133LKXw","type":"track"}

Croisades
type: MusicRecording
duration: PT3M37S
duration ms: 217920
explicit: false
by artist: Requin Chagrin
in album: Sémaphore
  type: MusicAlbum
  date published: 2019-01-25
isrc code: FRZ051800507
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T08:42:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe1125cdd96b051888ffaac8ac44c117cd423eaf704229ae1cad0c8f20770c4e3
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/1pupMzhsAzMaFuekIMuVln.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1pupMzhsAzMaFuekIMuVln
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 0xe1125cdd96b051888ffaac8ac44c117cd423eaf704229ae1cad0c8f20770c4e3. 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/1pupMzhsAzMaFuekIMuVln.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1pupMzhsAzMaFuekIMuVln.
  date published: 2026-07-02T03:30:09Z

Clairvoyance
type: MusicRecording
duration: PT3M25S
duration ms: 205346
explicit: false
by artist: Requin Chagrin
in album: Sémaphore
  type: MusicAlbum
  date published: 2019-01-25
isrc code: FRZ051800508
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T10:39:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0f6aed376ffaaceaf4d7d257ea1e3e13f92274305e3bf97e266182e997bea0c9
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/5mE2rLpnsnQrpdd7RUgfBd.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5mE2rLpnsnQrpdd7RUgfBd
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f6aed376ffaaceaf4d7d257ea1e3e13f92274305e3bf97e266182e997bea0c9. 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/5mE2rLpnsnQrpdd7RUgfBd.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5mE2rLpnsnQrpdd7RUgfBd.
  date published: 2026-06-13T12:53:06Z

Mauvais présage
type: MusicRecording
duration: PT5M41S
duration ms: 341813
explicit: false
by artist: Requin Chagrin
in album: Sémaphore
  type: MusicAlbum
  date published: 2019-01-25
isrc code: FRZ051800138
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T14:46:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x721fb53faebfdc419f9026d554f1653ebc67915b88f4a479c06d0d5c6dfc5d85
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/58e7V70Em6FABOiln4jNoZ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/58e7V70Em6FABOiln4jNoZ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x721fb53faebfdc419f9026d554f1653ebc67915b88f4a479c06d0d5c6dfc5d85","isrc":"FRZ051800138","name":"Mauvais présage","registered_at":"2026-06-05T14:46:22Z","spotify_id":"58e7V70Em6FABOiln4jNoZ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x721fb53faebfdc419f9026d554f1653ebc67915b88f4a479c06d0d5c6dfc5d85. 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/58e7V70Em6FABOiln4jNoZ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/58e7V70Em6FABOiln4jNoZ.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x721fb53faebfdc419f9026d554f1653ebc67915b88f4a479c06d0d5c6dfc5d85","isrc":"FRZ051800138","name":"Mauvais présage","registered_at":"2026-06-05T14:46:22Z","spotify_id":"58e7V70Em6FABOiln4jNoZ","type":"track"}

Soleil blanc
type: MusicRecording
duration: PT4M22S
duration ms: 262200
explicit: false
by artist: Requin Chagrin
in album: Sémaphore
  type: MusicAlbum
  date published: 2019-01-25
isrc code: FRZ051800509
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T23:01:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf380cd9d0e2e6cfdb87624ae084cf69d6c88ff240e53c6955a6b7f5155d57b6b
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/6JMc2NoZXtatXapjrvksML.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6JMc2NoZXtatXapjrvksML
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf380cd9d0e2e6cfdb87624ae084cf69d6c88ff240e53c6955a6b7f5155d57b6b","isrc":"FRZ051800509","name":"Soleil blanc","registered_at":"2026-06-09T23:01:37Z","spotify_id":"6JMc2NoZXtatXapjrvksML","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf380cd9d0e2e6cfdb87624ae084cf69d6c88ff240e53c6955a6b7f5155d57b6b. 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/6JMc2NoZXtatXapjrvksML.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6JMc2NoZXtatXapjrvksML.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xf380cd9d0e2e6cfdb87624ae084cf69d6c88ff240e53c6955a6b7f5155d57b6b","isrc":"FRZ051800509","name":"Soleil blanc","registered_at":"2026-06-09T23:01:37Z","spotify_id":"6JMc2NoZXtatXapjrvksML","type":"track"}

Sémaphore
type: MusicRecording
duration: PT3M57S
duration ms: 237333
explicit: false
by artist: Requin Chagrin
in album: Sémaphore
  type: MusicAlbum
  date published: 2019-01-25
isrc code: FRZ051800654
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T11:45:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf09935181e874e7b3964f204e38af8d22b79004cb0f1f59381fc99abea9b100f
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/0LROIdo41EIwKnKEHkR76y.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0LROIdo41EIwKnKEHkR76y
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf09935181e874e7b3964f204e38af8d22b79004cb0f1f59381fc99abea9b100f","isrc":"FRZ051800654","name":"Sémaphore","registered_at":"2026-06-04T11:45:56Z","spotify_id":"0LROIdo41EIwKnKEHkR76y","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf09935181e874e7b3964f204e38af8d22b79004cb0f1f59381fc99abea9b100f. 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/0LROIdo41EIwKnKEHkR76y.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0LROIdo41EIwKnKEHkR76y.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xf09935181e874e7b3964f204e38af8d22b79004cb0f1f59381fc99abea9b100f","isrc":"FRZ051800654","name":"Sémaphore","registered_at":"2026-06-04T11:45:56Z","spotify_id":"0LROIdo41EIwKnKEHkR76y","type":"track"}

Nuit
type: MusicRecording
duration: PT4M59S
duration ms: 299093
explicit: false
by artist: Requin Chagrin
in album: Sémaphore
  type: MusicAlbum
  date published: 2019-01-25
isrc code: FRZ051800655
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T00:36:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf1671677c2eaadb6af69eee92fe4de601abe98711fccc1341429ce431a6af0e7
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/1P3oq1AiJjjvjNzhQeB5FZ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1P3oq1AiJjjvjNzhQeB5FZ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf1671677c2eaadb6af69eee92fe4de601abe98711fccc1341429ce431a6af0e7. 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/1P3oq1AiJjjvjNzhQeB5FZ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1P3oq1AiJjjvjNzhQeB5FZ.
  date published: 2026-06-13T17:25:41Z

Dans le coeur
type: MusicRecording
duration: PT3M28S
duration ms: 208200
explicit: false
by artist: Requin Chagrin
in album: Sémaphore
  type: MusicAlbum
  date published: 2019-01-25
isrc code: FRZ051800656
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T16:16:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb666c74000e611c027586294be9e6cf93f145aebaa4b35073852341f3de373ca
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/1yI4giDKWCDd3e6drqpa5r.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1yI4giDKWCDd3e6drqpa5r
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb666c74000e611c027586294be9e6cf93f145aebaa4b35073852341f3de373ca","isrc":"FRZ051800656","name":"Dans le coeur","registered_at":"2026-06-20T16:16:34Z","spotify_id":"1yI4giDKWCDd3e6drqpa5r","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb666c74000e611c027586294be9e6cf93f145aebaa4b35073852341f3de373ca. 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/1yI4giDKWCDd3e6drqpa5r.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1yI4giDKWCDd3e6drqpa5r.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xb666c74000e611c027586294be9e6cf93f145aebaa4b35073852341f3de373ca","isrc":"FRZ051800656","name":"Dans le coeur","registered_at":"2026-06-20T16:16:34Z","spotify_id":"1yI4giDKWCDd3e6drqpa5r","type":"track"}