Leo Nocta
type: MusicGroup
popularity: 44
followers: 1624
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3f8af35e58e2ef67683125d5adc5ccc9b0ccc3d7f25e5a300700a54ddc4fdc2b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/51a965a2-30d7-4370-aeb5-0c10dc5cd06e.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/51a965a2-30d7-4370-aeb5-0c10dc5cd06e.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/51a965a2-30d7-4370-aeb5-0c10dc5cd06e
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3f8af35e58e2ef67683125d5adc5ccc9b0ccc3d7f25e5a300700a54ddc4fdc2b","name":"Leo Nocta","registered_at":"2026-06-11T20:43:54Z","symbol":"NIM0106410","token_address":"0x62bec28808f45db76b1f885b3eef896e34416887","type":"artist","uuid":"51a965a2-30d7-4370-aeb5-0c10dc5cd06e"}
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 0x3f8af35e58e2ef67683125d5adc5ccc9b0ccc3d7f25e5a300700a54ddc4fdc2b. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/51a965a2-30d7-4370-aeb5-0c10dc5cd06e.json and https://artists.proofprofile.net/proofs/artist/51a965a2-30d7-4370-aeb5-0c10dc5cd06e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0x3f8af35e58e2ef67683125d5adc5ccc9b0ccc3d7f25e5a300700a54ddc4fdc2b","name":"Leo Nocta","registered_at":"2026-06-11T20:43:54Z","symbol":"NIM0106410","token_address":"0x62bec28808f45db76b1f885b3eef896e34416887","type":"artist","uuid":"51a965a2-30d7-4370-aeb5-0c10dc5cd06e"}
album: Illusions
  type: MusicAlbum
  date published: 2024-05-24
  track: 1874
    type: MusicRecording
    duration: PT2M18S
    duration ms: 138560
    explicit: false
    by artist: Leo Nocta
    in album: Illusions
      type: MusicAlbum
      date published: 2024-05-24
    isrc code: NL4WT2300312
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-18T14:46:59+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xb2d9d413242ec93b8943d3c7005b900c876c7ab0026460deceb25542e424b24e
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957118
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/957118
    additional property: OTSRecordURL
      type: PropertyValue
      value: https://artists.proofprofile.net/proofs/track/7dvE7JlSd36vVbslLKMnKw.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7dvE7JlSd36vVbslLKMnKw
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-08T03:20:19Z
    additional property: OTSCanonicalRecord
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb2d9d413242ec93b8943d3c7005b900c876c7ab0026460deceb25542e424b24e. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7dvE7JlSd36vVbslLKMnKw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7dvE7JlSd36vVbslLKMnKw.
      date published: 2026-07-08T03:20:19Z
  track: Au matin du magicien
    type: MusicRecording
    duration: PT2M2S
    duration ms: 122560
    explicit: false
    by artist: Leo Nocta
    in album: Illusions
      type: MusicAlbum
      date published: 2024-05-24
    isrc code: NL4WT2300350
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-04T07:22:37+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xb03e5f329b3341a2ae3b139c89c73b3061c355bd178c41eeadb4d62df70f2b94
    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/0AkzIxFdOnThYAjAjCYbpN.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0AkzIxFdOnThYAjAjCYbpN
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T17:25:41Z
    additional property: OTSCanonicalRecord
      type: PropertyValue
      value: {"copyright_id":"0xb03e5f329b3341a2ae3b139c89c73b3061c355bd178c41eeadb4d62df70f2b94","isrc":"NL4WT2300350","name":"Au matin du magicien","registered_at":"2026-06-04T07:22:37Z","spotify_id":"0AkzIxFdOnThYAjAjCYbpN","type":"track"}
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb03e5f329b3341a2ae3b139c89c73b3061c355bd178c41eeadb4d62df70f2b94. 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/0AkzIxFdOnThYAjAjCYbpN.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0AkzIxFdOnThYAjAjCYbpN.
      date published: 2026-06-13T17:25:41Z
      text: {"copyright_id":"0xb03e5f329b3341a2ae3b139c89c73b3061c355bd178c41eeadb4d62df70f2b94","isrc":"NL4WT2300350","name":"Au matin du magicien","registered_at":"2026-06-04T07:22:37Z","spotify_id":"0AkzIxFdOnThYAjAjCYbpN","type":"track"}
  track: La Dame de cœur
    type: MusicRecording
    duration: PT2M11S
    duration ms: 131840
    explicit: false
    by artist: Leo Nocta
    in album: Illusions
      type: MusicAlbum
      date published: 2024-05-24
    isrc code: NL4WT2400144
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-10T16:28:19+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xcbe9e7ffd9625c485c18c21ab7f540c243e71427764f2ca078a0a83a6639a1f2
    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/6czsRYhk37etWjLWMDPdym.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6czsRYhk37etWjLWMDPdym
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T15:41:10Z
    additional property: OTSCanonicalRecord
      type: PropertyValue
      value: {"copyright_id":"0xcbe9e7ffd9625c485c18c21ab7f540c243e71427764f2ca078a0a83a6639a1f2","isrc":"NL4WT2400144","name":"La Dame de cœur","registered_at":"2026-06-10T16:28:19Z","spotify_id":"6czsRYhk37etWjLWMDPdym","type":"track"}
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcbe9e7ffd9625c485c18c21ab7f540c243e71427764f2ca078a0a83a6639a1f2. 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/6czsRYhk37etWjLWMDPdym.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6czsRYhk37etWjLWMDPdym.
      date published: 2026-06-13T15:41:10Z
      text: {"copyright_id":"0xcbe9e7ffd9625c485c18c21ab7f540c243e71427764f2ca078a0a83a6639a1f2","isrc":"NL4WT2400144","name":"La Dame de cœur","registered_at":"2026-06-10T16:28:19Z","spotify_id":"6czsRYhk37etWjLWMDPdym","type":"track"}
  track: Regarde les flammes danser
    type: MusicRecording
    duration: PT2M11S
    duration ms: 131960
    explicit: false
    by artist: Leo Nocta
    in album: Illusions
      type: MusicAlbum
      date published: 2024-05-24
    isrc code: NL4WT2400019
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-04T05:55:06+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xb1798bee6574f242ad2fae418014fab6e48f0fd7adf0a16cb21d3a402b160b0f
    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: Une larme étincelante
  track: Une rivière silencieuse
  track: Enveloppe de mystère
  track: Sous une pluie d'étoiles
  track: Le Roi de trèfle
  track: L'union secrète
album: Ghosts & Shadows
album: Bleu Minuit Deluxe
album: Bleu Minuit
album: In Motion
album: L’union secrète
album: Le Roi de trèfle
album: Une rivière silencieuse
album: Regarde les flammes danser
album: Au matin du magicien
album: 1874
album: So Long
album: Close Enough to You
album: How Beautiful
album: Lost in the Rhythm
album: Temples
album: Kuroshio
album: Fuji
album: Pyramids
album: All You Need
album: Snowflakes
album: Corals
album: Porto
album: Reflections
album: Seijaku
album: circus
album: observatory
album: l'envolée
album: the red cake
album: coeur noir
album: windcatcher
album: Higher Than Here
album: Satellites
album: When We All Fall
album: Origin
track: 1874
track: Au matin du magicien
track: La Dame de cœur
track: Regarde les flammes danser
track: Une larme étincelante
track: Une rivière silencieuse
track: Enveloppe de mystère
track: Sous une pluie d'étoiles
track: Le Roi de trèfle
track: L'union secrète
track: Ghosts & Shadows
track: Dreams
track: Lost in the Rhythm
track: How Beautiful
track: Higher Than Here
track: Rose
track: So Long
track: The Talk
track: Satellites
track: When We All Fall

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953536

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

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/45qtp5qM2w3BXlfFI6gfgS.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/45qtp5qM2w3BXlfFI6gfgS

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xb1798bee6574f242ad2fae418014fab6e48f0fd7adf0a16cb21d3a402b160b0f","isrc":"NL4WT2400019","name":"Regarde les flammes danser","registered_at":"2026-06-04T05:55:06Z","spotify_id":"45qtp5qM2w3BXlfFI6gfgS","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 0xb1798bee6574f242ad2fae418014fab6e48f0fd7adf0a16cb21d3a402b160b0f. 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/45qtp5qM2w3BXlfFI6gfgS.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/45qtp5qM2w3BXlfFI6gfgS.
date published: 2026-06-13T17:25:41Z
text: {"copyright_id":"0xb1798bee6574f242ad2fae418014fab6e48f0fd7adf0a16cb21d3a402b160b0f","isrc":"NL4WT2400019","name":"Regarde les flammes danser","registered_at":"2026-06-04T05:55:06Z","spotify_id":"45qtp5qM2w3BXlfFI6gfgS","type":"track"}

Une larme étincelante
type: MusicRecording
duration: PT2M24S
duration ms: 144120
explicit: false
by artist: Leo Nocta
in album: Illusions
  type: MusicAlbum
  date published: 2024-05-24
isrc code: NL4WT2400145
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T07:35:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa4d499907b12253965f8867b292641ad17dff68546843837fd84c10d0a94e286
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954130
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/954130
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/63mqt95O60fi96YXhH8PlQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/63mqt95O60fi96YXhH8PlQ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T20:41:23Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa4d499907b12253965f8867b292641ad17dff68546843837fd84c10d0a94e286","isrc":"NL4WT2400145","name":"Une larme étincelante","registered_at":"2026-06-17T07:35:14Z","spotify_id":"63mqt95O60fi96YXhH8PlQ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4d499907b12253965f8867b292641ad17dff68546843837fd84c10d0a94e286. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T20:41:23Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/63mqt95O60fi96YXhH8PlQ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/63mqt95O60fi96YXhH8PlQ.
  date published: 2026-06-17T20:41:23Z
  text: {"copyright_id":"0xa4d499907b12253965f8867b292641ad17dff68546843837fd84c10d0a94e286","isrc":"NL4WT2400145","name":"Une larme étincelante","registered_at":"2026-06-17T07:35:14Z","spotify_id":"63mqt95O60fi96YXhH8PlQ","type":"track"}

Une rivière silencieuse
type: MusicRecording
duration: PT2M25S
duration ms: 145333
explicit: false
by artist: Leo Nocta
in album: Illusions
  type: MusicAlbum
  date published: 2024-05-24
isrc code: NL4WT2400049
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T12:49:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8fc9d3e4f09672e9ac71d03e57f086bba8c32734d7ef4dd56ff65e5c9a4bdb6a
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/1ZLvdCg1OhCUsKoDPogXnZ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1ZLvdCg1OhCUsKoDPogXnZ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8fc9d3e4f09672e9ac71d03e57f086bba8c32734d7ef4dd56ff65e5c9a4bdb6a","isrc":"NL4WT2400049","name":"Une rivière silencieuse","registered_at":"2026-06-04T12:49:09Z","spotify_id":"1ZLvdCg1OhCUsKoDPogXnZ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8fc9d3e4f09672e9ac71d03e57f086bba8c32734d7ef4dd56ff65e5c9a4bdb6a. 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/1ZLvdCg1OhCUsKoDPogXnZ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1ZLvdCg1OhCUsKoDPogXnZ.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x8fc9d3e4f09672e9ac71d03e57f086bba8c32734d7ef4dd56ff65e5c9a4bdb6a","isrc":"NL4WT2400049","name":"Une rivière silencieuse","registered_at":"2026-06-04T12:49:09Z","spotify_id":"1ZLvdCg1OhCUsKoDPogXnZ","type":"track"}

Enveloppe de mystère
type: MusicRecording
duration: PT2M5S
duration ms: 125133
explicit: false
by artist: Leo Nocta
in album: Illusions
  type: MusicAlbum
  date published: 2024-05-24
isrc code: NL4WT2400146
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T06:15:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xffeff7dce26cb092e1aa62e66054987063ce3d3ceedd159b38d5c41da28bcfe0
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/0UZOBis2vL2Tw2AxZJLtS9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0UZOBis2vL2Tw2AxZJLtS9
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xffeff7dce26cb092e1aa62e66054987063ce3d3ceedd159b38d5c41da28bcfe0","isrc":"NL4WT2400146","name":"Enveloppe de mystère","registered_at":"2026-06-11T06:15:29Z","spotify_id":"0UZOBis2vL2Tw2AxZJLtS9","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xffeff7dce26cb092e1aa62e66054987063ce3d3ceedd159b38d5c41da28bcfe0. 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/0UZOBis2vL2Tw2AxZJLtS9.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0UZOBis2vL2Tw2AxZJLtS9.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xffeff7dce26cb092e1aa62e66054987063ce3d3ceedd159b38d5c41da28bcfe0","isrc":"NL4WT2400146","name":"Enveloppe de mystère","registered_at":"2026-06-11T06:15:29Z","spotify_id":"0UZOBis2vL2Tw2AxZJLtS9","type":"track"}

Sous une pluie d'étoiles
type: MusicRecording
duration: PT2M19S
duration ms: 139560
explicit: false
by artist: Leo Nocta
in album: Illusions
  type: MusicAlbum
  date published: 2024-05-24
isrc code: NL4WT2400147

Le Roi de trèfle
type: MusicRecording
duration: PT1M50S
duration ms: 110226
explicit: false
by artist: Leo Nocta
in album: Illusions
  type: MusicAlbum
  date published: 2024-05-24
isrc code: NL4WT2400091
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T14:46:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe375539f0fb47fffb756e483dd72274f598ac37454958a3548f8a073d0d9f3a3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956894
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956894
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4YWmf782JPhVfJKijAHARt.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4YWmf782JPhVfJKijAHARt
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T07:53:57Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe375539f0fb47fffb756e483dd72274f598ac37454958a3548f8a073d0d9f3a3","isrc":"NL4WT2400091","name":"Le Roi de trèfle","registered_at":"2026-06-18T14:46:42Z","spotify_id":"4YWmf782JPhVfJKijAHARt","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe375539f0fb47fffb756e483dd72274f598ac37454958a3548f8a073d0d9f3a3. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4YWmf782JPhVfJKijAHARt.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4YWmf782JPhVfJKijAHARt.
  date published: 2026-07-06T07:53:57Z
  text: {"copyright_id":"0xe375539f0fb47fffb756e483dd72274f598ac37454958a3548f8a073d0d9f3a3","isrc":"NL4WT2400091","name":"Le Roi de trèfle","registered_at":"2026-06-18T14:46:42Z","spotify_id":"4YWmf782JPhVfJKijAHARt","type":"track"}

L'union secrète
type: MusicRecording
duration: PT1M29S
duration ms: 89826
explicit: false
by artist: Leo Nocta
in album: Illusions
  type: MusicAlbum
  date published: 2024-05-24
isrc code: NL4WT2400126
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T06:13:15+00:00

Ghosts & Shadows
type: MusicAlbum
date published: 2023-10-27
track: Ghosts & Shadows
  type: MusicRecording
  duration: PT4M9S
  duration ms: 249893
  explicit: false
  by artist: Leo Nocta
  in album: Ghosts & Shadows
    type: MusicAlbum
    date published: 2023-10-27
  isrc code: TCAHK2382297
track: Dreams
  type: MusicRecording
  duration: PT3M10S
  duration ms: 190066
  explicit: false
  by artist: Leo Nocta
  in album: Ghosts & Shadows
    type: MusicAlbum
    date published: 2023-10-27
  isrc code: TCAHK2382300
track: Lost in the Rhythm
  type: MusicRecording
  duration: PT4M16S
  duration ms: 256466
  explicit: false
  by artist: Leo Nocta
  by artist: Ferdi
  in album: Ghosts & Shadows
    type: MusicAlbum
    date published: 2023-10-27
  isrc code: TCAGU2397242
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-23T02:19:58+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa43310bf7c9c8dce0a638bbeaaf96b0c81fdde39bb7dabfdf124e68e660aabd2
  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/6SpLSGKPPJ45RYPkOeKCmL.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6SpLSGKPPJ45RYPkOeKCmL
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xa43310bf7c9c8dce0a638bbeaaf96b0c81fdde39bb7dabfdf124e68e660aabd2","isrc":"TCAGU2397242","name":"Lost in the Rhythm","registered_at":"2026-06-23T02:19:58Z","spotify_id":"6SpLSGKPPJ45RYPkOeKCmL","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa43310bf7c9c8dce0a638bbeaaf96b0c81fdde39bb7dabfdf124e68e660aabd2. 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/6SpLSGKPPJ45RYPkOeKCmL.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6SpLSGKPPJ45RYPkOeKCmL.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0xa43310bf7c9c8dce0a638bbeaaf96b0c81fdde39bb7dabfdf124e68e660aabd2","isrc":"TCAGU2397242","name":"Lost in the Rhythm","registered_at":"2026-06-23T02:19:58Z","spotify_id":"6SpLSGKPPJ45RYPkOeKCmL","type":"track"}
track: How Beautiful
  type: MusicRecording
  duration: PT3M32S
  duration ms: 212933
  explicit: false
  by artist: Leo Nocta
  in album: Ghosts & Shadows
    type: MusicAlbum
    date published: 2023-10-27
  isrc code: TCAHA2387156
track: Higher Than Here
  type: MusicRecording
  duration: PT3M52S
  duration ms: 232373
  explicit: false
  by artist: Leo Nocta
  in album: Ghosts & Shadows
    type: MusicAlbum
    date published: 2023-10-27
  isrc code: TCAEP2036530
track: Rose
  type: MusicRecording
  duration: PT3M3S
  duration ms: 183800
  explicit: false
  by artist: Leo Nocta
  in album: Ghosts & Shadows
    type: MusicAlbum
    date published: 2023-10-27
  isrc code: TCAHK2382321
track: So Long
  type: MusicRecording
  duration: PT3M21S
  duration ms: 201400
  explicit: false
  by artist: Leo Nocta
  by artist: Alex Lucas
  in album: Ghosts & Shadows
    type: MusicAlbum
    date published: 2023-10-27
  isrc code: TCAHK2367489
track: The Talk
  type: MusicRecording
  duration: PT3M44S
  duration ms: 224053
  explicit: false
  by artist: Leo Nocta
  in album: Ghosts & Shadows
    type: MusicAlbum
    date published: 2023-10-27
  isrc code: TCAHK2382330
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T07:59:25+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4a761d862b1a287835cc71ac7d7620e7bee9a38dbc68487d838f016129673157
  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/6cpyiVYMbN1HSPO9BEqjhM.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6cpyiVYMbN1HSPO9BEqjhM
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x4a761d862b1a287835cc71ac7d7620e7bee9a38dbc68487d838f016129673157","isrc":"TCAHK2382330","name":"The Talk","registered_at":"2026-06-24T07:59:25Z","spotify_id":"6cpyiVYMbN1HSPO9BEqjhM","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a761d862b1a287835cc71ac7d7620e7bee9a38dbc68487d838f016129673157. 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/6cpyiVYMbN1HSPO9BEqjhM.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6cpyiVYMbN1HSPO9BEqjhM.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x4a761d862b1a287835cc71ac7d7620e7bee9a38dbc68487d838f016129673157","isrc":"TCAHK2382330","name":"The Talk","registered_at":"2026-06-24T07:59:25Z","spotify_id":"6cpyiVYMbN1HSPO9BEqjhM","type":"track"}
track: Satellites
  type: MusicRecording
  duration: PT3M11S
  duration ms: 191693
  explicit: false
  by artist: Leo Nocta
  in album: Ghosts & Shadows
    type: MusicAlbum
    date published: 2023-10-27
  isrc code: TCAEJ1963409
track: When We All Fall
  type: MusicRecording
  duration: PT3M40S
  duration ms: 220893
  explicit: false
  by artist: Leo Nocta
  in album: Ghosts & Shadows
    type: MusicAlbum
    date published: 2023-10-27
  isrc code: TCAEB1990606
track: Close Enough to You
  type: MusicRecording
  duration: PT4M9S
  duration ms: 249653
  explicit: false
  by artist: Leo Nocta
  in album: Ghosts & Shadows
    type: MusicAlbum
    date published: 2023-10-27
  isrc code: TCAHI2305527

Bleu Minuit Deluxe
type: MusicAlbum
date published: 2022-12-16
track: Bleu Minuit
  type: MusicRecording
  duration: PT2M17S
  duration ms: 137186
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit Deluxe
    type: MusicAlbum
    date published: 2022-12-16
  isrc code: QZNWW2153671
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T09:47:48+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd4ff46b005755bfd0f6d7ff6ffcfe40dc0b963e53d93e5ea7003efe2e1088f50
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957124
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957124
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4POlXYJc9mYrBCsEDqXkYk.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4POlXYJc9mYrBCsEDqXkYk
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xd4ff46b005755bfd0f6d7ff6ffcfe40dc0b963e53d93e5ea7003efe2e1088f50","isrc":"QZNWW2153671","name":"Bleu Minuit","registered_at":"2026-06-19T09:47:48Z","spotify_id":"4POlXYJc9mYrBCsEDqXkYk","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd4ff46b005755bfd0f6d7ff6ffcfe40dc0b963e53d93e5ea7003efe2e1088f50. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4POlXYJc9mYrBCsEDqXkYk.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4POlXYJc9mYrBCsEDqXkYk.
    date published: 2026-07-08T03:53:27Z
    text: {"copyright_id":"0xd4ff46b005755bfd0f6d7ff6ffcfe40dc0b963e53d93e5ea7003efe2e1088f50","isrc":"QZNWW2153671","name":"Bleu Minuit","registered_at":"2026-06-19T09:47:48Z","spotify_id":"4POlXYJc9mYrBCsEDqXkYk","type":"track"}
track: Avalanche
  type: MusicRecording
  duration: PT2M0S
  duration ms: 120933
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit Deluxe
    type: MusicAlbum
    date published: 2022-12-16
track: Snowflakes
  type: MusicRecording
  duration: PT2M18S
  duration ms: 138266
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit Deluxe
    type: MusicAlbum
    date published: 2022-12-16
track: Porto
  type: MusicRecording
  duration: PT1M56S
  duration ms: 116626
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit Deluxe
    type: MusicAlbum
    date published: 2022-12-16
  isrc code: QZK6F2115671
track: Corals
  type: MusicRecording
  duration: PT2M29S
  duration ms: 149306
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit Deluxe
    type: MusicAlbum
    date published: 2022-12-16
track: Fireflies
  type: MusicRecording
  duration: PT1M9S
  duration ms: 69506
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit Deluxe
    type: MusicAlbum
    date published: 2022-12-16
track: Comets
  type: MusicRecording
  duration: PT3M0S
  duration ms: 180973
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit Deluxe
    type: MusicAlbum
    date published: 2022-12-16
track: Paradigm
  type: MusicRecording
  duration: PT1M12S
  duration ms: 72560
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit Deluxe
    type: MusicAlbum
    date published: 2022-12-16
track: Reflections
  type: MusicRecording
  duration: PT1M54S
  duration ms: 114906
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit Deluxe
    type: MusicAlbum
    date published: 2022-12-16
track: Seijaku
  type: MusicRecording
  duration: PT2M8S
  duration ms: 128506
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit Deluxe
    type: MusicAlbum
    date published: 2022-12-16
  isrc code: QZHN72153598
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T21:22:18+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa066adff21e6fe9c0b2333cf256983196586672f424ca5725c892ed0a2118cf8
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957145
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957145
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/5O9P6Muxr56lfAj09Bps8V.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5O9P6Muxr56lfAj09Bps8V
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T08:56:20Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa066adff21e6fe9c0b2333cf256983196586672f424ca5725c892ed0a2118cf8. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5O9P6Muxr56lfAj09Bps8V.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5O9P6Muxr56lfAj09Bps8V.
    date published: 2026-07-08T08:56:20Z
track: Italy
  type: MusicRecording
  duration: PT2M29S
  duration ms: 149546
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit Deluxe
    type: MusicAlbum
    date published: 2022-12-16
track: Atlantide
  type: MusicRecording
  duration: PT1M36S
  duration ms: 96186
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit Deluxe
    type: MusicAlbum
    date published: 2022-12-16
track: Aquarium
  type: MusicRecording
  duration: PT2M26S
  duration ms: 146400
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit Deluxe
    type: MusicAlbum
    date published: 2022-12-16
  isrc code: QZTAZ2280068
track: Fuji
  type: MusicRecording
  duration: PT3M21S
  duration ms: 201280
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit Deluxe
track: Kuroshio
track: Interlude
track: La valse des méduses
track: Temples
track: Underwater Canyon
track: Pyramids
track: Seijaku - Live at Flagey
track: Observatory - Live at Flagey
track: L'envolée - Live at Flagey

Leo Nocta
type: MusicGroup

Bleu Minuit Deluxe
type: MusicAlbum
date published: 2022-12-16

Kuroshio
type: MusicRecording
duration: PT3M47S
duration ms: 227640
explicit: false
by artist: Leo Nocta
in album: Bleu Minuit Deluxe
  type: MusicAlbum
  date published: 2022-12-16
isrc code: QZNWX2241616

Interlude
type: MusicRecording
duration: PT0M53S
duration ms: 53680
explicit: false
by artist: Leo Nocta
in album: Bleu Minuit Deluxe
  type: MusicAlbum
  date published: 2022-12-16

La valse des méduses
type: MusicRecording
duration: PT3M59S
duration ms: 239840
explicit: false
by artist: Leo Nocta
in album: Bleu Minuit Deluxe
  type: MusicAlbum
  date published: 2022-12-16
isrc code: QZTAZ2280070

Temples
type: MusicRecording
duration: PT2M25S
duration ms: 145240
explicit: false
by artist: Leo Nocta
in album: Bleu Minuit Deluxe
  type: MusicAlbum
  date published: 2022-12-16
isrc code: QZTAS2258247

Underwater Canyon
type: MusicRecording
duration: PT2M16S
duration ms: 136180
explicit: false
by artist: Leo Nocta
in album: Bleu Minuit Deluxe
  type: MusicAlbum
  date published: 2022-12-16
isrc code: QZTAZ2280071

Pyramids
type: MusicRecording
duration: PT3M6S
duration ms: 186440
explicit: false
by artist: Leo Nocta
in album: Bleu Minuit Deluxe
  type: MusicAlbum
  date published: 2022-12-16
isrc code: QZNWW2153679

Seijaku - Live at Flagey
type: MusicRecording
duration: PT3M5S
duration ms: 185560
explicit: false
by artist: Leo Nocta
in album: Bleu Minuit Deluxe
  type: MusicAlbum
  date published: 2022-12-16
isrc code: QZTAZ2280072

Observatory - Live at Flagey
type: MusicRecording
duration: PT3M19S
duration ms: 199260
explicit: false
by artist: Leo Nocta
in album: Bleu Minuit Deluxe
  type: MusicAlbum
  date published: 2022-12-16

L'envolée - Live at Flagey
type: MusicRecording
duration: PT2M28S
duration ms: 148950
explicit: false
by artist: Leo Nocta
in album: Bleu Minuit Deluxe
  type: MusicAlbum
  date published: 2022-12-16

Bleu Minuit
type: MusicAlbum
date published: 2021-12-17
track: Bleu Minuit
  type: MusicRecording
  duration: PT2M17S
  duration ms: 137186
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit
    type: MusicAlbum
    date published: 2021-12-17
  isrc code: QZNWW2153671
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T09:47:48+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd4ff46b005755bfd0f6d7ff6ffcfe40dc0b963e53d93e5ea7003efe2e1088f50
  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/0YtuPwH5qVZoPt2eyrEiiE.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0YtuPwH5qVZoPt2eyrEiiE
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xd4ff46b005755bfd0f6d7ff6ffcfe40dc0b963e53d93e5ea7003efe2e1088f50","isrc":"QZNWW2153671","name":"Bleu Minuit","registered_at":"2026-06-19T09:47:48Z","spotify_id":"0YtuPwH5qVZoPt2eyrEiiE","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd4ff46b005755bfd0f6d7ff6ffcfe40dc0b963e53d93e5ea7003efe2e1088f50. 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/0YtuPwH5qVZoPt2eyrEiiE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0YtuPwH5qVZoPt2eyrEiiE.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0xd4ff46b005755bfd0f6d7ff6ffcfe40dc0b963e53d93e5ea7003efe2e1088f50","isrc":"QZNWW2153671","name":"Bleu Minuit","registered_at":"2026-06-19T09:47:48Z","spotify_id":"0YtuPwH5qVZoPt2eyrEiiE","type":"track"}
track: Avalanche
  type: MusicRecording
  duration: PT2M0S
  duration ms: 120933
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit
    type: MusicAlbum
    date published: 2021-12-17
  isrc code: QZNWW2153672
track: Snowflakes
  type: MusicRecording
  duration: PT2M18S
  duration ms: 138266
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit
    type: MusicAlbum
    date published: 2021-12-17
  isrc code: QZNWW2153673
track: Porto
  type: MusicRecording
  duration: PT1M56S
  duration ms: 116626
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit
    type: MusicAlbum
    date published: 2021-12-17
  isrc code: QZK6F2115671
track: Corals
  type: MusicRecording
  duration: PT2M29S
  duration ms: 149306
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit
    type: MusicAlbum
    date published: 2021-12-17
  isrc code: QZNWR2130199
track: Fireflies
  type: MusicRecording
  duration: PT1M9S
  duration ms: 69506
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit
    type: MusicAlbum
    date published: 2021-12-17
  isrc code: QZNWW2153674
track: Comets
  type: MusicRecording
  duration: PT3M0S
  duration ms: 180973
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit
    type: MusicAlbum
    date published: 2021-12-17
  isrc code: QZNWW2153675
track: Paradigm
  type: MusicRecording
  duration: PT1M12S
  duration ms: 72560
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit
    type: MusicAlbum
    date published: 2021-12-17
  isrc code: QZNWW2153676
track: Reflections
  type: MusicRecording
  duration: PT1M54S
  duration ms: 114906
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit
    type: MusicAlbum
    date published: 2021-12-17
  isrc code: QZK6M2120871
track: Seijaku
  type: MusicRecording
  duration: PT2M8S
  duration ms: 128506
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit
    type: MusicAlbum
    date published: 2021-12-17
  isrc code: QZHN72153598
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T21:22:18+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa066adff21e6fe9c0b2333cf256983196586672f424ca5725c892ed0a2118cf8
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956351
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956351
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/45AkAqkGx25Ai7EVK2rbj4.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/45AkAqkGx25Ai7EVK2rbj4
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:38:34Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa066adff21e6fe9c0b2333cf256983196586672f424ca5725c892ed0a2118cf8. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/45AkAqkGx25Ai7EVK2rbj4.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/45AkAqkGx25Ai7EVK2rbj4.
    date published: 2026-07-02T11:38:34Z
track: Italy
  type: MusicRecording
  duration: PT2M29S
  duration ms: 149546
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit
    type: MusicAlbum
    date published: 2021-12-17
  isrc code: QZNWW2153677
track: Atlantide
  type: MusicRecording
  duration: PT1M36S
  duration ms: 96186
  explicit: false
  by artist: Leo Nocta
  in album: Bleu Minuit
    type: MusicAlbum
    date published: 2021-12-17
  isrc code: QZNWW2153678

In Motion
type: MusicAlbum
date published: 2020-12-11
track: in motion
  type: MusicRecording
  duration: PT2M44S
  duration ms: 164720
  explicit: false
  by artist: Leo Nocta
  in album: In Motion
    type: MusicAlbum
    date published: 2020-12-11
  isrc code: QZMEP2020767
track: observatory
  type: MusicRecording
  duration: PT1M53S
  duration ms: 113853
  explicit: false
  by artist: Leo Nocta
  in album: In Motion
    type: MusicAlbum
    date published: 2020-12-11
  isrc code: QZK6F2056950
track: circus
  type: MusicRecording
  duration: PT2M28S
  duration ms: 148040
  explicit: false
  by artist: Leo Nocta
  in album: In Motion
    type: MusicAlbum
    date published: 2020-12-11
  isrc code: QZMEP2020768
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T11:06:45+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6b48be404524dbfd3e62815b65b9e02c1d4a4099edf4d125f1668e3563432f5c
  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/2Fk1GnHBE3kW2Wf6HwEAuU.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Fk1GnHBE3kW2Wf6HwEAuU
  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 0x6b48be404524dbfd3e62815b65b9e02c1d4a4099edf4d125f1668e3563432f5c. 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/2Fk1GnHBE3kW2Wf6HwEAuU.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Fk1GnHBE3kW2Wf6HwEAuU.
    date published: 2026-07-02T03:55:08Z
track: l'envolée
  type: MusicRecording
  duration: PT2M27S
  duration ms: 147226
  explicit: false
  by artist: Leo Nocta
  in album: In Motion
    type: MusicAlbum
    date published: 2020-12-11
  isrc code: QZK6M2067979
track: rain
  type: MusicRecording
  duration: PT3M31S
  duration ms: 211760
  explicit: false
  by artist: Leo Nocta
  in album: In Motion
    type: MusicAlbum
    date published: 2020-12-11
  isrc code: QZMEP2020769
track: windcatcher
  type: MusicRecording
  duration: PT2M3S
  duration ms: 123066
  explicit: false
  by artist: Leo Nocta
  in album: In Motion
    type: MusicAlbum
    date published: 2020-12-11
  isrc code: QZHN32061415
track: the red cake
  type: MusicRecording
  duration: PT2M7S
  duration ms: 127386
  explicit: false
  by artist: Leo Nocta
  in album: In Motion
    type: MusicAlbum
    date published: 2020-12-11
  isrc code: QZHNB2081139
track: huit
  type: MusicRecording
  duration: PT3M0S
  duration ms: 180440
  explicit: false
  by artist: Leo Nocta
  in album: In Motion
    type: MusicAlbum
    date published: 2020-12-11
  isrc code: QZMEP2020770
track: coeur noir
  type: MusicRecording
  duration: PT4M22S
  duration ms: 262280
  explicit: false
  by artist: Leo Nocta
  in album: In Motion
    type: MusicAlbum
    date published: 2020-12-11
  isrc code: QZHN82011584
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T21:20:27+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x26339ad99c031c10bb123f4aa035e80d99b4aa990d2645f396806d627211e166
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956351
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956351
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2Ml2vf3T0Ey7VKIG2jnpdU.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Ml2vf3T0Ey7VKIG2jnpdU
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:38:34Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x26339ad99c031c10bb123f4aa035e80d99b4aa990d2645f396806d627211e166","isrc":"QZHN82011584","name":"coeur noir","registered_at":"2026-06-26T21:20:27Z","spotify_id":"2Ml2vf3T0Ey7VKIG2jnpdU","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x26339ad99c031c10bb123f4aa035e80d99b4aa990d2645f396806d627211e166. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2Ml2vf3T0Ey7VKIG2jnpdU.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Ml2vf3T0Ey7VKIG2jnpdU.
    date published: 2026-07-02T11:38:34Z
    text: {"copyright_id":"0x26339ad99c031c10bb123f4aa035e80d99b4aa990d2645f396806d627211e166","isrc":"QZHN82011584","name":"coeur noir","registered_at":"2026-06-26T21:20:27Z","spotify_id":"2Ml2vf3T0Ey7VKIG2jnpdU","type":"track"}
track: nourrir des rêves
  type: MusicRecording
  duration: PT1M57S
  duration ms: 117320
  explicit: false
  by artist: Leo Nocta
  in album: In Motion
    type: MusicAlbum
    date published: 2020-12-11
  isrc code: QZMEP2020771
track: the window
  type: MusicRecording
  duration: PT1M37S
  duration ms: 97573
  explicit: false
  by artist: Leo Nocta
  in album: In Motion
    type: MusicAlbum
    date published: 2020-12-11
  isrc code: QZMEP2020772
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T03:03:10+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5f629a91e4b450a6d1b82b61f872326b59ed39c2bdf3729bcf2954a6c7a5e8f3
  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
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence

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

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

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x5f629a91e4b450a6d1b82b61f872326b59ed39c2bdf3729bcf2954a6c7a5e8f3","isrc":"QZMEP2020772","name":"the window","registered_at":"2026-06-10T03:03:10Z","spotify_id":"5PEthIkerHZNqnfJBpcRzd","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 0x5f629a91e4b450a6d1b82b61f872326b59ed39c2bdf3729bcf2954a6c7a5e8f3. 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/5PEthIkerHZNqnfJBpcRzd.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5PEthIkerHZNqnfJBpcRzd.
date published: 2026-06-13T13:32:09Z
text: {"copyright_id":"0x5f629a91e4b450a6d1b82b61f872326b59ed39c2bdf3729bcf2954a6c7a5e8f3","isrc":"QZMEP2020772","name":"the window","registered_at":"2026-06-10T03:03:10Z","spotify_id":"5PEthIkerHZNqnfJBpcRzd","type":"track"}

L’union secrète
type: MusicAlbum
date published: 2024-05-03
track: L’union secrète
  type: MusicRecording
  duration: PT1M29S
  duration ms: 89826
  explicit: false
  by artist: Leo Nocta
  in album: L’union secrète
    type: MusicAlbum
    date published: 2024-05-03
  isrc code: NL4WT2400126
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-11T06:13:15+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x413dffbb02230177f643f0c763a512e144257ce5e4fa84e1fbbe453488dfe9c2
  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/0PbcBHlODiSStBMwJMbemd.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0PbcBHlODiSStBMwJMbemd
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x413dffbb02230177f643f0c763a512e144257ce5e4fa84e1fbbe453488dfe9c2","isrc":"NL4WT2400126","name":"L’union secrète","registered_at":"2026-06-11T06:13:15Z","spotify_id":"0PbcBHlODiSStBMwJMbemd","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x413dffbb02230177f643f0c763a512e144257ce5e4fa84e1fbbe453488dfe9c2. 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/0PbcBHlODiSStBMwJMbemd.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0PbcBHlODiSStBMwJMbemd.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0x413dffbb02230177f643f0c763a512e144257ce5e4fa84e1fbbe453488dfe9c2","isrc":"NL4WT2400126","name":"L’union secrète","registered_at":"2026-06-11T06:13:15Z","spotify_id":"0PbcBHlODiSStBMwJMbemd","type":"track"}

Le Roi de trèfle
type: MusicAlbum
date published: 2024-04-05
track: Le Roi de trèfle
  type: MusicRecording
  duration: PT1M50S
  duration ms: 110226
  explicit: false
  by artist: Leo Nocta
  in album: Le Roi de trèfle
    type: MusicAlbum
    date published: 2024-04-05
  isrc code: NL4WT2400091
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T14:46:42+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe375539f0fb47fffb756e483dd72274f598ac37454958a3548f8a073d0d9f3a3
  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/4VMRPozPGTOoNwJoJ9HmGT.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4VMRPozPGTOoNwJoJ9HmGT
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xe375539f0fb47fffb756e483dd72274f598ac37454958a3548f8a073d0d9f3a3","isrc":"NL4WT2400091","name":"Le Roi de trèfle","registered_at":"2026-06-18T14:46:42Z","spotify_id":"4VMRPozPGTOoNwJoJ9HmGT","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe375539f0fb47fffb756e483dd72274f598ac37454958a3548f8a073d0d9f3a3. 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/4VMRPozPGTOoNwJoJ9HmGT.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4VMRPozPGTOoNwJoJ9HmGT.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0xe375539f0fb47fffb756e483dd72274f598ac37454958a3548f8a073d0d9f3a3","isrc":"NL4WT2400091","name":"Le Roi de trèfle","registered_at":"2026-06-18T14:46:42Z","spotify_id":"4VMRPozPGTOoNwJoJ9HmGT","type":"track"}

Une rivière silencieuse
type: MusicAlbum
date published: 2024-03-01
track: Une rivière silencieuse
  type: MusicRecording
  duration: PT2M25S
  duration ms: 145333
  explicit: false
  by artist: Leo Nocta
  in album: Une rivière silencieuse
    type: MusicAlbum
    date published: 2024-03-01
  isrc code: NL4WT2400049
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T12:49:09+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8fc9d3e4f09672e9ac71d03e57f086bba8c32734d7ef4dd56ff65e5c9a4bdb6a
  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/2hw2nzCP6601cnB8VMgvkO.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2hw2nzCP6601cnB8VMgvkO
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x8fc9d3e4f09672e9ac71d03e57f086bba8c32734d7ef4dd56ff65e5c9a4bdb6a","isrc":"NL4WT2400049","name":"Une rivière silencieuse","registered_at":"2026-06-04T12:49:09Z","spotify_id":"2hw2nzCP6601cnB8VMgvkO","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8fc9d3e4f09672e9ac71d03e57f086bba8c32734d7ef4dd56ff65e5c9a4bdb6a. 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/2hw2nzCP6601cnB8VMgvkO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2hw2nzCP6601cnB8VMgvkO.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x8fc9d3e4f09672e9ac71d03e57f086bba8c32734d7ef4dd56ff65e5c9a4bdb6a","isrc":"NL4WT2400049","name":"Une rivière silencieuse","registered_at":"2026-06-04T12:49:09Z","spotify_id":"2hw2nzCP6601cnB8VMgvkO","type":"track"}

Regarde les flammes danser
type: MusicAlbum
date published: 2024-02-02
track: Regarde les flammes danser
  type: MusicRecording
  duration: PT2M11S
  duration ms: 131960
  explicit: false
  by artist: Leo Nocta
  in album: Regarde les flammes danser
    type: MusicAlbum
    date published: 2024-02-02
  isrc code: NL4WT2400019
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T05:55:06+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb1798bee6574f242ad2fae418014fab6e48f0fd7adf0a16cb21d3a402b160b0f
  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/3FiarvAUxKc8N5uMT8yFKi.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3FiarvAUxKc8N5uMT8yFKi
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xb1798bee6574f242ad2fae418014fab6e48f0fd7adf0a16cb21d3a402b160b0f","isrc":"NL4WT2400019","name":"Regarde les flammes danser","registered_at":"2026-06-04T05:55:06Z","spotify_id":"3FiarvAUxKc8N5uMT8yFKi","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb1798bee6574f242ad2fae418014fab6e48f0fd7adf0a16cb21d3a402b160b0f. 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/3FiarvAUxKc8N5uMT8yFKi.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3FiarvAUxKc8N5uMT8yFKi.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0xb1798bee6574f242ad2fae418014fab6e48f0fd7adf0a16cb21d3a402b160b0f","isrc":"NL4WT2400019","name":"Regarde les flammes danser","registered_at":"2026-06-04T05:55:06Z","spotify_id":"3FiarvAUxKc8N5uMT8yFKi","type":"track"}

Au matin du magicien
type: MusicAlbum
date published: 2024-01-05
track: Au matin du magicien
  type: MusicRecording
  duration: PT2M2S
  duration ms: 122560
  explicit: false
  by artist: Leo Nocta
  in album: Au matin du magicien
    type: MusicAlbum
    date published: 2024-01-05
  isrc code: NL4WT2300350
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T07:22:37+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb03e5f329b3341a2ae3b139c89c73b3061c355bd178c41eeadb4d62df70f2b94
  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/0P6bBjhwWbNhAC20n03PzW.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0P6bBjhwWbNhAC20n03PzW
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xb03e5f329b3341a2ae3b139c89c73b3061c355bd178c41eeadb4d62df70f2b94","isrc":"NL4WT2300350","name":"Au matin du magicien","registered_at":"2026-06-04T07:22:37Z","spotify_id":"0P6bBjhwWbNhAC20n03PzW","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb03e5f329b3341a2ae3b139c89c73b3061c355bd178c41eeadb4d62df70f2b94. 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/0P6bBjhwWbNhAC20n03PzW.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0P6bBjhwWbNhAC20n03PzW.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0xb03e5f329b3341a2ae3b139c89c73b3061c355bd178c41eeadb4d62df70f2b94","isrc":"NL4WT2300350","name":"Au matin du magicien","registered_at":"2026-06-04T07:22:37Z","spotify_id":"0P6bBjhwWbNhAC20n03PzW","type":"track"}

1874
type: MusicAlbum
date published: 2023-11-24
track: 1874
  type: MusicRecording
  duration: PT2M18S
  duration ms: 138560
  explicit: false
  by artist: Leo Nocta
  in album: 1874
    type: MusicAlbum
    date published: 2023-11-24
  isrc code: NL4WT2300312
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T14:46:59+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb2d9d413242ec93b8943d3c7005b900c876c7ab0026460deceb25542e424b24e
  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/06H4PzkcSNSbt7AwpryDND.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/06H4PzkcSNSbt7AwpryDND
  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 0xb2d9d413242ec93b8943d3c7005b900c876c7ab0026460deceb25542e424b24e. 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/06H4PzkcSNSbt7AwpryDND.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/06H4PzkcSNSbt7AwpryDND.
    date published: 2026-07-02T03:55:08Z

So Long
type: MusicAlbum
date published: 2023-09-22
track: So Long
  type: MusicRecording
  duration: PT3M20S
  duration ms: 200196
  explicit: false
  by artist: Leo Nocta
  by artist: Alex Lucas
  in album: So Long
    type: MusicAlbum
    date published: 2023-09-22
  isrc code: TCAHK2367489

Close Enough to You
type: MusicAlbum
date published: 2023-08-18
track: Close Enough to You
  type: MusicRecording
  duration: PT4M8S
  duration ms: 248442
  explicit: false
  by artist: Leo Nocta
  in album: Close Enough to You
    type: MusicAlbum
    date published: 2023-08-18

How Beautiful
type: MusicAlbum
date published: 2023-05-19
track: How Beautiful
  type: MusicRecording
  duration: PT3M31S
  duration ms: 211999
  explicit: false
  by artist: Leo Nocta
  in album: How Beautiful
    type: MusicAlbum
    date published: 2023-05-19
  isrc code: TCAHA2387156

Lost in the Rhythm
type: MusicAlbum
date published: 2023-03-17
track: Lost in the Rhythm
  type: MusicRecording
  duration: PT4M15S
  duration ms: 255064
  explicit: false
  by artist: Leo Nocta
  by artist: Ferdi
  in album: Lost in the Rhythm
    type: MusicAlbum
    date published: 2023-03-17

Temples
type: MusicAlbum
date published: 2022-11-11
track: Temples
  type: MusicRecording
  duration: PT2M25S
  duration ms: 145240
  explicit: false
  by artist: Leo Nocta
  in album: Temples
    type: MusicAlbum
    date published: 2022-11-11
  isrc code: QZTAS2258247

Kuroshio
type: MusicAlbum
date published: 2022-10-14
track: Kuroshio
  type: MusicRecording
  duration: PT3M47S
  duration ms: 227640
  explicit: false
  by artist: Leo Nocta
  in album: Kuroshio
    type: MusicAlbum
    date published: 2022-10-14

Fuji
type: MusicAlbum
date published: 2022-09-23
track: Fuji
  type: MusicRecording
  duration: PT3M21S
  duration ms: 201280
  explicit: false
  by artist: Leo Nocta
  in album: Fuji
    type: MusicAlbum
    date published: 2022-09-23
  isrc code: QZNWR2292964

Pyramids
type: MusicAlbum
date published: 2022-03-29
track: Pyramids
  type: MusicRecording
  duration: PT3M6S
  duration ms: 186440
  explicit: false
  by artist: Leo Nocta
  in album: Pyramids
    type: MusicAlbum
    date published: 2022-03-29
  isrc code: QZNWW2153679

All You Need
type: MusicAlbum
date published: 2021-11-26
track: All You Need
  type: MusicRecording
  duration: PT3M6S
  duration ms: 186371
  explicit: false
  by artist: Konoba
  by artist: CHARLES
  by artist: Leo Nocta
  in album: All You Need
    type: MusicAlbum
    date published: 2021-11-26
  isrc code: BEDY12100003
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-20T23:50:09+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2bccf9ecfc731fa8929f70c8c7623d40b5c0f8f850eee733ccec565d9326bf30
  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/15H4cuq5HMIOvpEsSAuxdI.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/15H4cuq5HMIOvpEsSAuxdI
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x2bccf9ecfc731fa8929f70c8c7623d40b5c0f8f850eee733ccec565d9326bf30","isrc":"BEDY12100003","name":"All You Need","registered_at":"2026-06-20T23:50:09Z","spotify_id":"15H4cuq5HMIOvpEsSAuxdI","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2bccf9ecfc731fa8929f70c8c7623d40b5c0f8f850eee733ccec565d9326bf30. 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/15H4cuq5HMIOvpEsSAuxdI.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/15H4cuq5HMIOvpEsSAuxdI.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x2bccf9ecfc731fa8929f70c8c7623d40b5c0f8f850eee733ccec565d9326bf30","isrc":"BEDY12100003","name":"All You Need","registered_at":"2026-06-20T23:50:09Z","spotify_id":"15H4cuq5HMIOvpEsSAuxdI","type":"track"}

Snowflakes
type: MusicAlbum
date published: 2021-11-19
track: Snowflakes
  type: MusicRecording
  duration: PT2M18S
  duration ms: 138266
  explicit: false
  by artist: Leo Nocta
  in album: Snowflakes
    type: MusicAlbum
    date published: 2021-11-19
  isrc code: QZNWW2153673

Corals
type: MusicAlbum
date published: 2021-10-15
track: Corals
  type: MusicRecording
  duration: PT2M29S
  duration ms: 149306
  explicit: false
  by artist: Leo Nocta
  in album: Corals
    type: MusicAlbum
    date published: 2021-10-15

Porto
type: MusicAlbum
date published: 2021-09-03
track: Porto
  type: MusicRecording
  duration: PT1M56S
  duration ms: 116626
  explicit: false
  by artist: Leo Nocta
  in album: Porto
    type: MusicAlbum
    date published: 2021-09-03
  isrc code: QZK6F2115671

Reflections
type: MusicAlbum
date published: 2021-07-23
track: Reflections
  type: MusicRecording
  duration: PT1M54S
  duration ms: 114906
  explicit: false
  by artist: Leo Nocta
  in album: Reflections
    type: MusicAlbum
    date published: 2021-07-23
  isrc code: QZK6M2120871

Seijaku
type: MusicAlbum
date published: 2021-06-04
track: Seijaku
  type: MusicRecording
  duration: PT2M7S
  duration ms: 127240
  explicit: false
  by artist: Leo Nocta
  in album: Seijaku
    type: MusicAlbum
    date published: 2021-06-04
  isrc code: QZHN72153598
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T21:22:18+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa066adff21e6fe9c0b2333cf256983196586672f424ca5725c892ed0a2118cf8
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956889
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956889
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/0Ve9wVuXrb5YFFRmpwmbOS.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0Ve9wVuXrb5YFFRmpwmbOS
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-06T06:56:49Z
  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 0xa066adff21e6fe9c0b2333cf256983196586672f424ca5725c892ed0a2118cf8. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0Ve9wVuXrb5YFFRmpwmbOS.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0Ve9wVuXrb5YFFRmpwmbOS.
    date published: 2026-07-06T06:56:49Z

circus
type: MusicAlbum
date published: 2020-11-27
track: circus
  type: MusicRecording
  duration: PT2M28S
  duration ms: 148040
  explicit: false
  by artist: Leo Nocta
  in album: circus
    type: MusicAlbum
    date published: 2020-11-27
  isrc code: QZMEP2020768
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T11:06:45+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6b48be404524dbfd3e62815b65b9e02c1d4a4099edf4d125f1668e3563432f5c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957120
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/957120
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/0uMToeB1ZSUq6OVVdudsCx.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0uMToeB1ZSUq6OVVdudsCx
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:22:41Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b48be404524dbfd3e62815b65b9e02c1d4a4099edf4d125f1668e3563432f5c. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0uMToeB1ZSUq6OVVdudsCx.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0uMToeB1ZSUq6OVVdudsCx.
    date published: 2026-07-08T03:22:41Z

observatory
type: MusicAlbum
date published: 2020-10-30
track: observatory
  type: MusicRecording
  duration: PT1M53S
  duration ms: 113853
  explicit: false
  by artist: Leo Nocta
  in album: observatory
    type: MusicAlbum
    date published: 2020-10-30
  isrc code: QZK6F2056950

l'envolée
type: MusicAlbum
date published: 2020-09-25
track: l'envolée
  type: MusicRecording
  duration: PT2M27S
  duration ms: 147226
  explicit: false
  by artist: Leo Nocta
  in album: l'envolée
    type: MusicAlbum
    date published: 2020-09-25
  isrc code: QZK6M2067979

the red cake
type: MusicAlbum
date published: 2020-08-14
track: the red cake
  type: MusicRecording
  duration: PT2M7S
  duration ms: 127386
  explicit: false
  by artist: Leo Nocta
  in album: the red cake
    type: MusicAlbum
    date published: 2020-08-14
  isrc code: QZHNB2081139

coeur noir
type: MusicAlbum
date published: 2020-07-17
track: coeur noir
  type: MusicRecording
  duration: PT4M22S
  duration ms: 262280
  explicit: false
  by artist: Leo Nocta
  in album: coeur noir
    type: MusicAlbum
    date published: 2020-07-17
  isrc code: QZHN82011584
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T21:20:27+00:00

windcatcher
type: MusicAlbum
date published: 2020-06-19
track: windcatcher
  type: MusicRecording
  duration: PT2M3S
  duration ms: 123066
  explicit: false
  by artist: Leo Nocta
  in album: windcatcher
    type: MusicAlbum
    date published: 2020-06-19
  isrc code: QZHN32061415

Higher Than Here
type: MusicAlbum
date published: 2020-02-12
track: Higher Than Here
  type: MusicRecording
  duration: PT3M53S
  duration ms: 233573
  explicit: false
  by artist: Leo Nocta
  in album: Higher Than Here
    type: MusicAlbum
    date published: 2020-02-12

Satellites
type: MusicAlbum
date published: 2019-09-12
track: Satellites
  type: MusicRecording
  duration: PT3M11S
  duration ms: 191561
  explicit: false
  by artist: Leo Nocta
  in album: Satellites
    type: MusicAlbum
    date published: 2019-09-12

When We All Fall
type: MusicAlbum
date published: 2019-02-22
track: When We All Fall
  type: MusicRecording
  duration: PT3M40S
  duration ms: 220289
  explicit: false
  by artist: Leo Nocta
  in album: When We All Fall
    type: MusicAlbum
    date published: 2019-02-22

Origin
type: MusicAlbum
date published: 2017-05-12
track: Woodpecker
  type: MusicRecording
  duration: PT2M14S
  duration ms: 134124
  explicit: false
  by artist: Leo Nocta
  in album: Origin
    type: MusicAlbum
    date published: 2017-05-12
  isrc code: TCADB1736742
track: Day One
  type: MusicRecording
  duration: PT2M22S
  duration ms: 142000
  explicit: false
  by artist: Leo Nocta
  in album: Origin
    type: MusicAlbum
    date published: 2017-05-12
  isrc code: TCADB1736744
track: Tigre à Paris
  type: MusicRecording
  duration: PT2M26S
  duration ms: 146124
  explicit: false
  by artist: Leo Nocta
  in album: Origin
    type: MusicAlbum
    date published: 2017-05-12
  isrc code: TCADB1736745
track: A Flicker of Life
  type: MusicRecording
  duration: PT2M48S
  duration ms: 168000
  explicit: false
  by artist: Leo Nocta
  in album: Origin
    type: MusicAlbum
    date published: 2017-05-12
  isrc code: TCADB1736746
track: Origin
  type: MusicRecording
  duration: PT3M4S
  duration ms: 184820
  explicit: false
  by artist: Leo Nocta
  in album: Origin
    type: MusicAlbum
    date published: 2017-05-12
  isrc code: TCADB1739751

1874
type: MusicRecording
duration: PT2M18S
duration ms: 138560
explicit: false
by artist: Leo Nocta
in album: Illusions
  type: MusicAlbum
  date published: 2024-05-24
isrc code: NL4WT2300312
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T14:46:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb2d9d413242ec93b8943d3c7005b900c876c7ab0026460deceb25542e424b24e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957118
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7dvE7JlSd36vVbslLKMnKw.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7dvE7JlSd36vVbslLKMnKw
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb2d9d413242ec93b8943d3c7005b900c876c7ab0026460deceb25542e424b24e. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7dvE7JlSd36vVbslLKMnKw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7dvE7JlSd36vVbslLKMnKw.
  date published: 2026-07-08T03:20:19Z

Au matin du magicien
type: MusicRecording
duration: PT2M2S
duration ms: 122560
explicit: false
by artist: Leo Nocta
in album: Illusions
  type: MusicAlbum
  date published: 2024-05-24
isrc code: NL4WT2300350
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T07:22:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb03e5f329b3341a2ae3b139c89c73b3061c355bd178c41eeadb4d62df70f2b94
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/0AkzIxFdOnThYAjAjCYbpN.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0AkzIxFdOnThYAjAjCYbpN
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb03e5f329b3341a2ae3b139c89c73b3061c355bd178c41eeadb4d62df70f2b94","isrc":"NL4WT2300350","name":"Au matin du magicien","registered_at":"2026-06-04T07:22:37Z","spotify_id":"0AkzIxFdOnThYAjAjCYbpN","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb03e5f329b3341a2ae3b139c89c73b3061c355bd178c41eeadb4d62df70f2b94. 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/0AkzIxFdOnThYAjAjCYbpN.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0AkzIxFdOnThYAjAjCYbpN.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xb03e5f329b3341a2ae3b139c89c73b3061c355bd178c41eeadb4d62df70f2b94","isrc":"NL4WT2300350","name":"Au matin du magicien","registered_at":"2026-06-04T07:22:37Z","spotify_id":"0AkzIxFdOnThYAjAjCYbpN","type":"track"}

La Dame de cœur
type: MusicRecording
duration: PT2M11S
duration ms: 131840
explicit: false
by artist: Leo Nocta
in album: Illusions
  type: MusicAlbum
  date published: 2024-05-24
isrc code: NL4WT2400144
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T16:28:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcbe9e7ffd9625c485c18c21ab7f540c243e71427764f2ca078a0a83a6639a1f2
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/6czsRYhk37etWjLWMDPdym.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6czsRYhk37etWjLWMDPdym
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xcbe9e7ffd9625c485c18c21ab7f540c243e71427764f2ca078a0a83a6639a1f2","isrc":"NL4WT2400144","name":"La Dame de cœur","registered_at":"2026-06-10T16:28:19Z","spotify_id":"6czsRYhk37etWjLWMDPdym","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcbe9e7ffd9625c485c18c21ab7f540c243e71427764f2ca078a0a83a6639a1f2. 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/6czsRYhk37etWjLWMDPdym.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6czsRYhk37etWjLWMDPdym.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xcbe9e7ffd9625c485c18c21ab7f540c243e71427764f2ca078a0a83a6639a1f2","isrc":"NL4WT2400144","name":"La Dame de cœur","registered_at":"2026-06-10T16:28:19Z","spotify_id":"6czsRYhk37etWjLWMDPdym","type":"track"}

Regarde les flammes danser
type: MusicRecording
duration: PT2M11S
duration ms: 131960
explicit: false
by artist: Leo Nocta
in album: Illusions
  type: MusicAlbum
  date published: 2024-05-24
isrc code: NL4WT2400019
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T05:55:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb1798bee6574f242ad2fae418014fab6e48f0fd7adf0a16cb21d3a402b160b0f
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/45qtp5qM2w3BXlfFI6gfgS.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/45qtp5qM2w3BXlfFI6gfgS
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb1798bee6574f242ad2fae418014fab6e48f0fd7adf0a16cb21d3a402b160b0f","isrc":"NL4WT2400019","name":"Regarde les flammes danser","registered_at":"2026-06-04T05:55:06Z","spotify_id":"45qtp5qM2w3BXlfFI6gfgS","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb1798bee6574f242ad2fae418014fab6e48f0fd7adf0a16cb21d3a402b160b0f. 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/45qtp5qM2w3BXlfFI6gfgS.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/45qtp5qM2w3BXlfFI6gfgS.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xb1798bee6574f242ad2fae418014fab6e48f0fd7adf0a16cb21d3a402b160b0f","isrc":"NL4WT2400019","name":"Regarde les flammes danser","registered_at":"2026-06-04T05:55:06Z","spotify_id":"45qtp5qM2w3BXlfFI6gfgS","type":"track"}

Une larme étincelante
type: MusicRecording
duration: PT2M24S
duration ms: 144120
explicit: false
by artist: Leo Nocta
in album: Illusions
  type: MusicAlbum
  date published: 2024-05-24
isrc code: NL4WT2400145
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T07:35:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa4d499907b12253965f8867b292641ad17dff68546843837fd84c10d0a94e286
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954130
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/954130
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/63mqt95O60fi96YXhH8PlQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/63mqt95O60fi96YXhH8PlQ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T20:41:23Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa4d499907b12253965f8867b292641ad17dff68546843837fd84c10d0a94e286","isrc":"NL4WT2400145","name":"Une larme étincelante","registered_at":"2026-06-17T07:35:14Z","spotify_id":"63mqt95O60fi96YXhH8PlQ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4d499907b12253965f8867b292641ad17dff68546843837fd84c10d0a94e286. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T20:41:23Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/63mqt95O60fi96YXhH8PlQ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/63mqt95O60fi96YXhH8PlQ.
  date published: 2026-06-17T20:41:23Z
  text: {"copyright_id":"0xa4d499907b12253965f8867b292641ad17dff68546843837fd84c10d0a94e286","isrc":"NL4WT2400145","name":"Une larme étincelante","registered_at":"2026-06-17T07:35:14Z","spotify_id":"63mqt95O60fi96YXhH8PlQ","type":"track"}

Une rivière silencieuse
type: MusicRecording
duration: PT2M25S
duration ms: 145333
explicit: false
by artist: Leo Nocta
in album: Illusions
  type: MusicAlbum
  date published: 2024-05-24
isrc code: NL4WT2400049
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T12:49:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8fc9d3e4f09672e9ac71d03e57f086bba8c32734d7ef4dd56ff65e5c9a4bdb6a
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/1ZLvdCg1OhCUsKoDPogXnZ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1ZLvdCg1OhCUsKoDPogXnZ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8fc9d3e4f09672e9ac71d03e57f086bba8c32734d7ef4dd56ff65e5c9a4bdb6a","isrc":"NL4WT2400049","name":"Une rivière silencieuse","registered_at":"2026-06-04T12:49:09Z","spotify_id":"1ZLvdCg1OhCUsKoDPogXnZ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8fc9d3e4f09672e9ac71d03e57f086bba8c32734d7ef4dd56ff65e5c9a4bdb6a. 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/1ZLvdCg1OhCUsKoDPogXnZ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1ZLvdCg1OhCUsKoDPogXnZ.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x8fc9d3e4f09672e9ac71d03e57f086bba8c32734d7ef4dd56ff65e5c9a4bdb6a","isrc":"NL4WT2400049","name":"Une rivière silencieuse","registered_at":"2026-06-04T12:49:09Z","spotify_id":"1ZLvdCg1OhCUsKoDPogXnZ","type":"track"}

Enveloppe de mystère
type: MusicRecording
duration: PT2M5S
duration ms: 125133
explicit: false
by artist: Leo Nocta
in album: Illusions
  type: MusicAlbum
  date published: 2024-05-24
isrc code: NL4WT2400146
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T06:15:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xffeff7dce26cb092e1aa62e66054987063ce3d3ceedd159b38d5c41da28bcfe0
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/0UZOBis2vL2Tw2AxZJLtS9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0UZOBis2vL2Tw2AxZJLtS9
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xffeff7dce26cb092e1aa62e66054987063ce3d3ceedd159b38d5c41da28bcfe0","isrc":"NL4WT2400146","name":"Enveloppe de mystère","registered_at":"2026-06-11T06:15:29Z","spotify_id":"0UZOBis2vL2Tw2AxZJLtS9","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xffeff7dce26cb092e1aa62e66054987063ce3d3ceedd159b38d5c41da28bcfe0. 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/0UZOBis2vL2Tw2AxZJLtS9.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0UZOBis2vL2Tw2AxZJLtS9.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xffeff7dce26cb092e1aa62e66054987063ce3d3ceedd159b38d5c41da28bcfe0","isrc":"NL4WT2400146","name":"Enveloppe de mystère","registered_at":"2026-06-11T06:15:29Z","spotify_id":"0UZOBis2vL2Tw2AxZJLtS9","type":"track"}

Sous une pluie d'étoiles
type: MusicRecording
duration: PT2M19S
duration ms: 139560
explicit: false
by artist: Leo Nocta
in album: Illusions
  type: MusicAlbum
  date published: 2024-05-24
isrc code: NL4WT2400147

Le Roi de trèfle
type: MusicRecording
duration: PT1M50S
duration ms: 110226
explicit: false
by artist: Leo Nocta
in album: Illusions
  type: MusicAlbum
  date published: 2024-05-24
isrc code: NL4WT2400091
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T14:46:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe375539f0fb47fffb756e483dd72274f598ac37454958a3548f8a073d0d9f3a3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956894
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956894
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4YWmf782JPhVfJKijAHARt.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4YWmf782JPhVfJKijAHARt
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T07:53:57Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe375539f0fb47fffb756e483dd72274f598ac37454958a3548f8a073d0d9f3a3","isrc":"NL4WT2400091","name":"Le Roi de trèfle","registered_at":"2026-06-18T14:46:42Z","spotify_id":"4YWmf782JPhVfJKijAHARt","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe375539f0fb47fffb756e483dd72274f598ac37454958a3548f8a073d0d9f3a3. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4YWmf782JPhVfJKijAHARt.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4YWmf782JPhVfJKijAHARt.
  date published: 2026-07-06T07:53:57Z
  text: {"copyright_id":"0xe375539f0fb47fffb756e483dd72274f598ac37454958a3548f8a073d0d9f3a3","isrc":"NL4WT2400091","name":"Le Roi de trèfle","registered_at":"2026-06-18T14:46:42Z","spotify_id":"4YWmf782JPhVfJKijAHARt","type":"track"}

L'union secrète
type: MusicRecording
duration: PT1M29S
duration ms: 89826
explicit: false
by artist: Leo Nocta
in album: Illusions
  type: MusicAlbum
  date published: 2024-05-24
isrc code: NL4WT2400126
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T06:13:15+00:00

Ghosts & Shadows
type: MusicRecording
duration: PT4M9S
duration ms: 249893
explicit: false
by artist: Leo Nocta
in album: Ghosts & Shadows
  type: MusicAlbum
  date published: 2023-10-27
isrc code: TCAHK2382297

Dreams
type: MusicRecording
duration: PT3M10S
duration ms: 190066
explicit: false
by artist: Leo Nocta
in album: Ghosts & Shadows
  type: MusicAlbum
  date published: 2023-10-27
isrc code: TCAHK2382300

Lost in the Rhythm
type: MusicRecording
duration: PT4M16S
duration ms: 256466
explicit: false
by artist: Leo Nocta
by artist: Ferdi
in album: Ghosts & Shadows
  type: MusicAlbum
  date published: 2023-10-27
isrc code: TCAGU2397242
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T02:19:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa43310bf7c9c8dce0a638bbeaaf96b0c81fdde39bb7dabfdf124e68e660aabd2
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/6SpLSGKPPJ45RYPkOeKCmL.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6SpLSGKPPJ45RYPkOeKCmL
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa43310bf7c9c8dce0a638bbeaaf96b0c81fdde39bb7dabfdf124e68e660aabd2","isrc":"TCAGU2397242","name":"Lost in the Rhythm","registered_at":"2026-06-23T02:19:58Z","spotify_id":"6SpLSGKPPJ45RYPkOeKCmL","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa43310bf7c9c8dce0a638bbeaaf96b0c81fdde39bb7dabfdf124e68e660aabd2. 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/6SpLSGKPPJ45RYPkOeKCmL.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6SpLSGKPPJ45RYPkOeKCmL.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xa43310bf7c9c8dce0a638bbeaaf96b0c81fdde39bb7dabfdf124e68e660aabd2","isrc":"TCAGU2397242","name":"Lost in the Rhythm","registered_at":"2026-06-23T02:19:58Z","spotify_id":"6SpLSGKPPJ45RYPkOeKCmL","type":"track"}

How Beautiful
type: MusicRecording
duration: PT3M32S
duration ms: 212933
explicit: false
by artist: Leo Nocta
in album: Ghosts & Shadows
  type: MusicAlbum
  date published: 2023-10-27
isrc code: TCAHA2387156

Higher Than Here
type: MusicRecording
duration: PT3M52S
duration ms: 232373
explicit: false
by artist: Leo Nocta
in album: Ghosts & Shadows
  type: MusicAlbum
  date published: 2023-10-27
isrc code: TCAEP2036530

Rose
type: MusicRecording
duration: PT3M3S
duration ms: 183800
explicit: false
by artist: Leo Nocta
in album: Ghosts & Shadows
  type: MusicAlbum
  date published: 2023-10-27
isrc code: TCAHK2382321

So Long
type: MusicRecording
duration: PT3M21S
duration ms: 201400
explicit: false
by artist: Leo Nocta
by artist: Alex Lucas
in album: Ghosts & Shadows
  type: MusicAlbum
  date published: 2023-10-27
isrc code: TCAHK2367489

The Talk
type: MusicRecording
duration: PT3M44S
duration ms: 224053
explicit: false
by artist: Leo Nocta
in album: Ghosts & Shadows
  type: MusicAlbum
  date published: 2023-10-27
isrc code: TCAHK2382330
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T07:59:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4a761d862b1a287835cc71ac7d7620e7bee9a38dbc68487d838f016129673157
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/6cpyiVYMbN1HSPO9BEqjhM.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6cpyiVYMbN1HSPO9BEqjhM
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4a761d862b1a287835cc71ac7d7620e7bee9a38dbc68487d838f016129673157","isrc":"TCAHK2382330","name":"The Talk","registered_at":"2026-06-24T07:59:25Z","spotify_id":"6cpyiVYMbN1HSPO9BEqjhM","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a761d862b1a287835cc71ac7d7620e7bee9a38dbc68487d838f016129673157. 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/6cpyiVYMbN1HSPO9BEqjhM.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6cpyiVYMbN1HSPO9BEqjhM.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x4a761d862b1a287835cc71ac7d7620e7bee9a38dbc68487d838f016129673157","isrc":"TCAHK2382330","name":"The Talk","registered_at":"2026-06-24T07:59:25Z","spotify_id":"6cpyiVYMbN1HSPO9BEqjhM","type":"track"}

Satellites
type: MusicRecording
duration: PT3M11S
duration ms: 191693
explicit: false
by artist: Leo Nocta
in album: Ghosts & Shadows
  type: MusicAlbum
  date published: 2023-10-27
isrc code: TCAEJ1963409

When We All Fall
type: MusicRecording
duration: PT3M40S
duration ms: 220893
explicit: false
by artist: Leo Nocta
in album: Ghosts & Shadows
  type: MusicAlbum
  date published: 2023-10-27
isrc code: TCAEB1990606