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genre: art rock
genre: proto-punk
popularity: 60
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additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
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  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
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  date published: 2026-06-12T21:20:00Z
album: Le Bataclan (Live)
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      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
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  track: Berlin - Live, 2023 Remaster
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      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
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  track: The Black Angel's Death Song - Live, 2023 Remaster
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      value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
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  track: Wild Child - Live, 2023 Remaster
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    subject of: OpenTimestamps Proof of Existence
  track: Heroin - Live, 2023 Remaster
  track: Ghost Story - Live, 2023 Remaster
  track: The Biggest Loudest Hairiest Group Of All - Live, 2023 Remaster
  track: Empty Bottles - Live, 2023 Remaster
  track: Femme Fatale - Live, 2023 Remaster
  track: No One Is There - Live, 2023 Remaster
  track: Frozen Warnings - Live, 2023 Remaster
  track: Janitor Of Lunacy - Live, 2023 Remaster
  track: I'll Be Your Mirror - Live, 2023 Remaster
  track: All Tomorrow's Parties - Live, 2023 Remaster
  track: Pale Blues Eyes - Rehearsal, 2023 Remaster
  track: Candy Says - Rehearsal, 2023 Remaster
album: Drama of Exile
album: Six Rooms
album: Reims Cathedral - December 13, 1974
album: Camera Obscura
album: The End... (Expanded Edition)
album: The End...
album: Desertshore
album: The Marble Index
album: Chelsea Girl
album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
album: The Velvet Underground & Nico 45th Anniversary
album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
album: These Days (Slowed + Reverb)
album: Drops
album: BBC Peel Session 1971
album: My Funny Valentine / My Heart Is Empty
album: I’m Not Sayin’ / The Last Mile
track: Heroin
track: Wrap Your Troubles In Dreams
track: My Funny Valentine
track: Berlin - Live, 2023 Remaster
track: I'm Waiting For The Man - Live, 2023 Remaster
track: My Heart Is Empty
track: The Black Angel's Death Song - Live, 2023 Remaster
track: Wild Child - Live, 2023 Remaster
track: Das Lied von Einsamen Mädchens
track: Heroin - Live, 2023 Remaster
track: Ghost Story - Live, 2023 Remaster
track: The Biggest Loudest Hairiest Group Of All - Live, 2023 Remaster
track: Femme Fatale - Live, 2023 Remaster
track: Camera Obscura
track: Empty Bottles - Live, 2023 Remaster
track: Win a Few
track: No One Is There - Live, 2023 Remaster
track: I'll Be Your Mirror - Live, 2023 Remaster
track: Tananore
track: All Tomorrow's Parties - Live, 2023 Remaster

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4af09a2963c96911a34620eba238149556134fc116b31de033e0eb55867579f8. 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/7EAyLbVeeR2HIxQWZSuoK1.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7EAyLbVeeR2HIxQWZSuoK1.
date published: 2026-07-02T11:38:34Z
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Heroin - Live, 2023 Remaster
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
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Ghost Story - Live, 2023 Remaster
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5497263a8e97a6d442a056182e4bb2d504aa7ca901f0bd9e10f3976eef2ffa43. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4rklwjHWMRYTdAUqdAoMUQ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4rklwjHWMRYTdAUqdAoMUQ.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x5497263a8e97a6d442a056182e4bb2d504aa7ca901f0bd9e10f3976eef2ffa43","isrc":"GBMMS2200169","name":"Ghost Story - Live, 2023 Remaster","registered_at":"2026-06-27T01:52:01Z","spotify_id":"4rklwjHWMRYTdAUqdAoMUQ","type":"track"}

The Biggest Loudest Hairiest Group Of All - Live, 2023 Remaster
type: MusicRecording
duration: PT3M42S
duration ms: 222093
explicit: false
by artist: Lou Reed
by artist: John Cale
by artist: Nico
in album: Le Bataclan (Live)
  type: MusicAlbum
  date published: 2023-04-21
isrc code: GBMMS2200170

Empty Bottles - Live, 2023 Remaster
type: MusicRecording
duration: PT3M1S
duration ms: 181266
explicit: false
by artist: Lou Reed
by artist: John Cale
by artist: Nico
in album: Le Bataclan (Live)
  type: MusicAlbum
  date published: 2023-04-21
isrc code: GBMMS2200171

Femme Fatale - Live, 2023 Remaster
type: MusicRecording
duration: PT4M38S
duration ms: 278306
explicit: false
by artist: Lou Reed
by artist: John Cale
by artist: Nico
in album: Le Bataclan (Live)
  type: MusicAlbum
  date published: 2023-04-21
isrc code: GBMMS2200172
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T07:57:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1aa264a7ee21b006538891898504742cc39be2da68f51b4068abe915414b0ab2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6QcGqf6Ln86NmmKjIFnsOQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6QcGqf6Ln86NmmKjIFnsOQ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1aa264a7ee21b006538891898504742cc39be2da68f51b4068abe915414b0ab2","isrc":"GBMMS2200172","name":"Femme Fatale - Live, 2023 Remaster","registered_at":"2026-06-25T07:57:45Z","spotify_id":"6QcGqf6Ln86NmmKjIFnsOQ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1aa264a7ee21b006538891898504742cc39be2da68f51b4068abe915414b0ab2. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6QcGqf6Ln86NmmKjIFnsOQ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6QcGqf6Ln86NmmKjIFnsOQ.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x1aa264a7ee21b006538891898504742cc39be2da68f51b4068abe915414b0ab2","isrc":"GBMMS2200172","name":"Femme Fatale - Live, 2023 Remaster","registered_at":"2026-06-25T07:57:45Z","spotify_id":"6QcGqf6Ln86NmmKjIFnsOQ","type":"track"}

No One Is There - Live, 2023 Remaster
type: MusicRecording
duration: PT4M54S
duration ms: 294733
explicit: false
by artist: Lou Reed
by artist: John Cale
by artist: Nico
in album: Le Bataclan (Live)
  type: MusicAlbum
  date published: 2023-04-21
isrc code: GBMMS2200173

Frozen Warnings - Live, 2023 Remaster
type: MusicRecording
duration: PT4M39S
duration ms: 279973
explicit: false
by artist: Lou Reed
by artist: John Cale
by artist: Nico
in album: Le Bataclan (Live)
  type: MusicAlbum
  date published: 2023-04-21
isrc code: GBMMS2200174

Janitor Of Lunacy - Live, 2023 Remaster
type: MusicRecording
duration: PT6M21S
duration ms: 381933
explicit: false
by artist: Lou Reed
by artist: John Cale
by artist: Nico
in album: Le Bataclan (Live)
  type: MusicAlbum
  date published: 2023-04-21
isrc code: GBMMS2200175

I'll Be Your Mirror - Live, 2023 Remaster
type: MusicRecording
duration: PT2M18S
duration ms: 138785
explicit: false
by artist: Lou Reed
by artist: John Cale
by artist: Nico
in album: Le Bataclan (Live)
  type: MusicAlbum
  date published: 2023-04-21
isrc code: GBMMS2200176

All Tomorrow's Parties - Live, 2023 Remaster
type: MusicRecording
duration: PT2M59S
duration ms: 179304
explicit: false
by artist: Lou Reed
by artist: John Cale
by artist: Nico
in album: Le Bataclan (Live)
  type: MusicAlbum
  date published: 2023-04-21
isrc code: GBMMS2200177

Pale Blues Eyes - Rehearsal, 2023 Remaster
type: MusicRecording
duration: PT2M1S
duration ms: 121169
explicit: false
by artist: Lou Reed
by artist: John Cale
by artist: Nico
in album: Le Bataclan (Live)
  type: MusicAlbum
  date published: 2023-04-21
isrc code: GBMMS2200178

Candy Says - Rehearsal, 2023 Remaster
type: MusicRecording
duration: PT1M37S
duration ms: 97680
explicit: false
by artist: Lou Reed
by artist: John Cale
by artist: Nico
in album: Le Bataclan (Live)
  type: MusicAlbum
  date published: 2023-04-21
isrc code: GBMMS2200179

Drama of Exile
type: MusicAlbum
date published: 2022-02-11
track: Genghis Khan
  type: MusicRecording
  duration: PT3M56S
  duration ms: 236546
  explicit: false
  by artist: Nico
  in album: Drama of Exile
    type: MusicAlbum
    date published: 2022-02-11
  isrc code: USCWY2100369
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T08:59:52+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x43d8d35711880f0c702fe42e094428ada0f1db935d9fcd834ce3eef4a2e4e86e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956302
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/6UNN3CGle2yzLxyk2bHMrR.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6UNN3CGle2yzLxyk2bHMrR
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x43d8d35711880f0c702fe42e094428ada0f1db935d9fcd834ce3eef4a2e4e86e","isrc":"USCWY2100369","name":"Genghis Khan","registered_at":"2026-06-18T08:59:52Z","spotify_id":"6UNN3CGle2yzLxyk2bHMrR","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x43d8d35711880f0c702fe42e094428ada0f1db935d9fcd834ce3eef4a2e4e86e. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6UNN3CGle2yzLxyk2bHMrR.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6UNN3CGle2yzLxyk2bHMrR.
    date published: 2026-07-02T03:30:09Z
    text: {"copyright_id":"0x43d8d35711880f0c702fe42e094428ada0f1db935d9fcd834ce3eef4a2e4e86e","isrc":"USCWY2100369","name":"Genghis Khan","registered_at":"2026-06-18T08:59:52Z","spotify_id":"6UNN3CGle2yzLxyk2bHMrR","type":"track"}
track: Purple Lips
  type: MusicRecording
  duration: PT4M16S
  duration ms: 256105
  explicit: false
  by artist: Nico
  in album: Drama of Exile
    type: MusicAlbum
    date published: 2022-02-11
  isrc code: USCWY2100370
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-12T00:07:22+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xcef58b376e76ff68307db557d05713994d6d1b55464986fbc67f18f5074b9188
  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/2UZ3Cc9IeowZ6DHMwIZw3s.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2UZ3Cc9IeowZ6DHMwIZw3s
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xcef58b376e76ff68307db557d05713994d6d1b55464986fbc67f18f5074b9188","isrc":"USCWY2100370","name":"Purple Lips","registered_at":"2026-06-12T00:07:22Z","spotify_id":"2UZ3Cc9IeowZ6DHMwIZw3s","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcef58b376e76ff68307db557d05713994d6d1b55464986fbc67f18f5074b9188. 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/2UZ3Cc9IeowZ6DHMwIZw3s.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2UZ3Cc9IeowZ6DHMwIZw3s.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0xcef58b376e76ff68307db557d05713994d6d1b55464986fbc67f18f5074b9188","isrc":"USCWY2100370","name":"Purple Lips","registered_at":"2026-06-12T00:07:22Z","spotify_id":"2UZ3Cc9IeowZ6DHMwIZw3s","type":"track"}
track: One More Chance
  type: MusicRecording
  duration: PT5M44S
  duration ms: 344546
  explicit: false
  by artist: Nico
  in album: Drama of Exile
    type: MusicAlbum
    date published: 2022-02-11
  isrc code: USCWY2100371
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-25T03:18:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1f868c0ebfcbbd5763875e171e5a65f6e5034364e062c2c72eb8c43e576cabab
  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/1jxc3zWN0iXrxXUPrth3Y4.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1jxc3zWN0iXrxXUPrth3Y4
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x1f868c0ebfcbbd5763875e171e5a65f6e5034364e062c2c72eb8c43e576cabab","isrc":"USCWY2100371","name":"One More Chance","registered_at":"2026-06-25T03:18:14Z","spotify_id":"1jxc3zWN0iXrxXUPrth3Y4","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f868c0ebfcbbd5763875e171e5a65f6e5034364e062c2c72eb8c43e576cabab. 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/1jxc3zWN0iXrxXUPrth3Y4.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1jxc3zWN0iXrxXUPrth3Y4.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x1f868c0ebfcbbd5763875e171e5a65f6e5034364e062c2c72eb8c43e576cabab","isrc":"USCWY2100371","name":"One More Chance","registered_at":"2026-06-25T03:18:14Z","spotify_id":"1jxc3zWN0iXrxXUPrth3Y4","type":"track"}
track: Henry Hudson
  type: MusicRecording
  duration: PT3M59S
  duration ms: 239053
  explicit: false
  by artist: Nico
  in album: Drama of Exile
    type: MusicAlbum
    date published: 2022-02-11
  isrc code: USCWY2100372
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-22T14:53:38+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc5bebcfa255853a2c888bff11fc4787d25c6e4916c1f42b2ad8366f97c6fc8dd
  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/1Xit6wUsXN75oolpgEqgS2.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1Xit6wUsXN75oolpgEqgS2
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xc5bebcfa255853a2c888bff11fc4787d25c6e4916c1f42b2ad8366f97c6fc8dd","isrc":"USCWY2100372","name":"Henry Hudson","registered_at":"2026-06-22T14:53:38Z","spotify_id":"1Xit6wUsXN75oolpgEqgS2","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5bebcfa255853a2c888bff11fc4787d25c6e4916c1f42b2ad8366f97c6fc8dd. 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/1Xit6wUsXN75oolpgEqgS2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1Xit6wUsXN75oolpgEqgS2.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0xc5bebcfa255853a2c888bff11fc4787d25c6e4916c1f42b2ad8366f97c6fc8dd","isrc":"USCWY2100372","name":"Henry Hudson","registered_at":"2026-06-22T14:53:38Z","spotify_id":"1Xit6wUsXN75oolpgEqgS2","type":"track"}
track: Waiting For The Man
  type: MusicRecording
  duration: PT4M18S
  duration ms: 258640
  explicit: false
  by artist: Nico
  in album: Drama of Exile
    type: MusicAlbum
    date published: 2022-02-11
  isrc code: USCWY2100373
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Sixty Forty
track: The Sphinx
track: Orly Flight
track: Heroes
track: Genghis Khan - Alternate Mix
track: One More Chance - Alternate Mix
track: Henry Hudson - Alternate Mix
track: Waiting For The Man - Alternate Mix
track: Sixty Forty - Alternate Mix
track: The Sphinx - Alternate Mix
track: Orly Flight - Alternate Mix
track: Heroes - Alternate Mix

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-20T16:02:43+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x1364f6680f10750ebeded7ca89a801ee700f27c768d200285e32124df7314cfc

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956302

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

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/613sHWr7DnlNWavWMjTjpF.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/613sHWr7DnlNWavWMjTjpF

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x1364f6680f10750ebeded7ca89a801ee700f27c768d200285e32124df7314cfc","isrc":"USCWY2100373","name":"Waiting For The Man","registered_at":"2026-06-20T16:02:43Z","spotify_id":"613sHWr7DnlNWavWMjTjpF","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 0x1364f6680f10750ebeded7ca89a801ee700f27c768d200285e32124df7314cfc. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/613sHWr7DnlNWavWMjTjpF.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/613sHWr7DnlNWavWMjTjpF.
date published: 2026-07-02T03:30:09Z
text: {"copyright_id":"0x1364f6680f10750ebeded7ca89a801ee700f27c768d200285e32124df7314cfc","isrc":"USCWY2100373","name":"Waiting For The Man","registered_at":"2026-06-20T16:02:43Z","spotify_id":"613sHWr7DnlNWavWMjTjpF","type":"track"}

Sixty Forty
type: MusicRecording
duration: PT4M55S
duration ms: 295280
explicit: false
by artist: Nico
in album: Drama of Exile
  type: MusicAlbum
  date published: 2022-02-11
isrc code: USCWY2100374
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-12T00:13:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc115057d776a7e2cb17f7816f09d8036253d7aaab6ba24ea871643be813d89c1
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/1oBV7NPnkPqP99v2UFv2iO.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1oBV7NPnkPqP99v2UFv2iO
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc115057d776a7e2cb17f7816f09d8036253d7aaab6ba24ea871643be813d89c1","isrc":"USCWY2100374","name":"Sixty Forty","registered_at":"2026-06-12T00:13:39Z","spotify_id":"1oBV7NPnkPqP99v2UFv2iO","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc115057d776a7e2cb17f7816f09d8036253d7aaab6ba24ea871643be813d89c1. 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/1oBV7NPnkPqP99v2UFv2iO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1oBV7NPnkPqP99v2UFv2iO.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xc115057d776a7e2cb17f7816f09d8036253d7aaab6ba24ea871643be813d89c1","isrc":"USCWY2100374","name":"Sixty Forty","registered_at":"2026-06-12T00:13:39Z","spotify_id":"1oBV7NPnkPqP99v2UFv2iO","type":"track"}

The Sphinx
type: MusicRecording
duration: PT3M34S
duration ms: 214746
explicit: false
by artist: Nico
in album: Drama of Exile
  type: MusicAlbum
  date published: 2022-02-11
isrc code: USCWY2100375
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T23:44:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7c3c5424b5d66d010da29ae9646e4f39aef971e0eff2b52e6d02ee7c3cee12b0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956375
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956375
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2uvceYsQD8GacIkL1qyx2V.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2uvceYsQD8GacIkL1qyx2V
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T16:51:38Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7c3c5424b5d66d010da29ae9646e4f39aef971e0eff2b52e6d02ee7c3cee12b0","isrc":"USCWY2100375","name":"The Sphinx","registered_at":"2026-06-27T23:44:43Z","spotify_id":"2uvceYsQD8GacIkL1qyx2V","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c3c5424b5d66d010da29ae9646e4f39aef971e0eff2b52e6d02ee7c3cee12b0. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2uvceYsQD8GacIkL1qyx2V.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2uvceYsQD8GacIkL1qyx2V.
  date published: 2026-07-02T16:51:38Z
  text: {"copyright_id":"0x7c3c5424b5d66d010da29ae9646e4f39aef971e0eff2b52e6d02ee7c3cee12b0","isrc":"USCWY2100375","name":"The Sphinx","registered_at":"2026-06-27T23:44:43Z","spotify_id":"2uvceYsQD8GacIkL1qyx2V","type":"track"}

Orly Flight
type: MusicRecording
duration: PT4M2S
duration ms: 242213
explicit: false
by artist: Nico
in album: Drama of Exile
  type: MusicAlbum
  date published: 2022-02-11
isrc code: USCWY2100376

Heroes
type: MusicRecording
duration: PT6M9S
duration ms: 369373
explicit: false
by artist: Nico
in album: Drama of Exile
  type: MusicAlbum
  date published: 2022-02-11
isrc code: USCWY2100377
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T22:46:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5004a3db18238a8977922fbe17135f2388f0571d985a08f49abafe7906c309e6
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/5GnTDxI3RYIKsbJz6HdrIN.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5GnTDxI3RYIKsbJz6HdrIN
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5004a3db18238a8977922fbe17135f2388f0571d985a08f49abafe7906c309e6. 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/5GnTDxI3RYIKsbJz6HdrIN.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5GnTDxI3RYIKsbJz6HdrIN.
  date published: 2026-06-13T15:41:10Z

Genghis Khan - Alternate Mix
type: MusicRecording
duration: PT3M34S
duration ms: 214706
explicit: false
by artist: Nico
in album: Drama of Exile
  type: MusicAlbum
  date published: 2022-02-11
isrc code: USCWY2100378

One More Chance - Alternate Mix
type: MusicRecording
duration: PT4M12S
duration ms: 252300
explicit: false
by artist: Nico
in album: Drama of Exile
  type: MusicAlbum
  date published: 2022-02-11
isrc code: USCWY2100379
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T23:44:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8244f3deac09ebd5ade433c39a30d7c5e5f1aaf543400c18016226a3771ae04f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956375
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956375
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0ZHEeUJpfhWKTiViqsQshE.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0ZHEeUJpfhWKTiViqsQshE
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T16:51:38Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8244f3deac09ebd5ade433c39a30d7c5e5f1aaf543400c18016226a3771ae04f","isrc":"USCWY2100379","name":"One More Chance - Alternate Mix","registered_at":"2026-06-27T23:44:02Z","spotify_id":"0ZHEeUJpfhWKTiViqsQshE","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8244f3deac09ebd5ade433c39a30d7c5e5f1aaf543400c18016226a3771ae04f. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0ZHEeUJpfhWKTiViqsQshE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0ZHEeUJpfhWKTiViqsQshE.
  date published: 2026-07-02T16:51:38Z
  text: {"copyright_id":"0x8244f3deac09ebd5ade433c39a30d7c5e5f1aaf543400c18016226a3771ae04f","isrc":"USCWY2100379","name":"One More Chance - Alternate Mix","registered_at":"2026-06-27T23:44:02Z","spotify_id":"0ZHEeUJpfhWKTiViqsQshE","type":"track"}

Henry Hudson - Alternate Mix
type: MusicRecording
duration: PT3M46S
duration ms: 226699
explicit: false
by artist: Nico
in album: Drama of Exile
  type: MusicAlbum
  date published: 2022-02-11
isrc code: USCWY2100380

Waiting For The Man - Alternate Mix
type: MusicRecording
duration: PT4M17S
duration ms: 257252
explicit: false
by artist: Nico
in album: Drama of Exile
  type: MusicAlbum
  date published: 2022-02-11
isrc code: USCWY2100381

Sixty Forty - Alternate Mix
type: MusicRecording
duration: PT4M36S
duration ms: 276279
explicit: false
by artist: Nico
in album: Drama of Exile
  type: MusicAlbum
  date published: 2022-02-11
isrc code: USCWY2100382

The Sphinx - Alternate Mix
type: MusicRecording
duration: PT4M2S
duration ms: 242613
explicit: false
by artist: Nico
in album: Drama of Exile
  type: MusicAlbum
  date published: 2022-02-11
isrc code: USCWY2100383

Orly Flight - Alternate Mix
type: MusicRecording
duration: PT2M47S
duration ms: 167789
explicit: false
by artist: Nico
in album: Drama of Exile
  type: MusicAlbum
  date published: 2022-02-11
isrc code: USCWY2100384

Heroes - Alternate Mix
type: MusicRecording
duration: PT5M41S
duration ms: 341963
explicit: false
by artist: Nico
in album: Drama of Exile
  type: MusicAlbum
  date published: 2022-02-11
isrc code: USCWY2100385

Six Rooms
type: MusicAlbum
date published: 2020-10-30
track: Mediata
  type: MusicRecording
  duration: PT6M1S
  duration ms: 361263
  explicit: false
  by artist: Nico
  in album: Six Rooms
    type: MusicAlbum
    date published: 2020-10-30
track: Drops
  type: MusicRecording
  duration: PT4M38S
  duration ms: 278873
  explicit: false
  by artist: Nico
  in album: Six Rooms
    type: MusicAlbum
    date published: 2020-10-30
  isrc code: QMNZG2000007
track: One Day
  type: MusicRecording
  duration: PT4M2S
  duration ms: 242123
  explicit: false
  by artist: Nico
  in album: Six Rooms
    type: MusicAlbum
    date published: 2020-10-30
track: Elkanah Settle
  type: MusicRecording
  duration: PT5M3S
  duration ms: 303529
  explicit: false
  by artist: Nico
  in album: Six Rooms
    type: MusicAlbum
    date published: 2020-10-30
track: Waves / One Song
  type: MusicRecording
  duration: PT5M53S
  duration ms: 353078
  explicit: false
  by artist: Nico
  in album: Six Rooms
    type: MusicAlbum
    date published: 2020-10-30
track: Return to the House of Mercury
  type: MusicRecording
  duration: PT6M0S
  duration ms: 360740
  explicit: false
  by artist: Nico
  in album: Six Rooms
    type: MusicAlbum
    date published: 2020-10-30

Reims Cathedral - December 13, 1974
type: MusicAlbum
date published: 2012-11-27
track: Janitor of Lunacy
  type: MusicRecording
  duration: PT4M37S
  duration ms: 277767
  explicit: false
  by artist: Nico
  in album: Reims Cathedral - December 13, 1974
    type: MusicAlbum
    date published: 2012-11-27
  isrc code: USA561380453
track: The Falconer
  type: MusicRecording
  duration: PT5M54S
  duration ms: 354910
  explicit: false
  by artist: Nico
  in album: Reims Cathedral - December 13, 1974
    type: MusicAlbum
    date published: 2012-11-27
  isrc code: USA561380454
track: Valley of the Kings
  type: MusicRecording
  duration: PT3M39S
  duration ms: 219053
  explicit: false
  by artist: Nico
  in album: Reims Cathedral - December 13, 1974
    type: MusicAlbum
    date published: 2012-11-27
  isrc code: USA561380455
track: The End
  type: MusicRecording
  duration: PT9M37S
  duration ms: 577982
  explicit: false
  by artist: Nico
  in album: Reims Cathedral - December 13, 1974
    type: MusicAlbum
    date published: 2012-11-27
  isrc code: USA561380456
track: Abschied
  type: MusicRecording
  duration: PT3M5S
  duration ms: 185142
  explicit: false
  by artist: Nico
  in album: Reims Cathedral - December 13, 1974
    type: MusicAlbum
    date published: 2012-11-27
  isrc code: USA561380457
track: Mutterlein
  type: MusicRecording
  duration: PT4M26S
  duration ms: 266625
  explicit: false
  by artist: Nico
  in album: Reims Cathedral - December 13, 1974
    type: MusicAlbum
    date published: 2012-11-27
track: Frozen Warnings
  type: MusicRecording
  duration: PT4M44S
  duration ms: 284410
  explicit: false
  by artist: Nico
  in album: Reims Cathedral - December 13, 1974
    type: MusicAlbum
    date published: 2012-11-27
  isrc code: USA561380459
track: You Forgot to Answer
  type: MusicRecording
  duration: PT4M49S
  duration ms: 289875
  explicit: false
  by artist: Nico
  in album: Reims Cathedral - December 13, 1974
    type: MusicAlbum
    date published: 2012-11-27
  isrc code: USA561380460
track: We've Got the Gold
  type: MusicRecording
  duration: PT4M50S
  duration ms: 290955
  explicit: false
  by artist: Nico
  in album: Reims Cathedral - December 13, 1974
    type: MusicAlbum
    date published: 2012-11-27
  isrc code: USA561380461
track: No One Is There
  type: MusicRecording
  duration: PT4M5S
  duration ms: 245035
  explicit: false
  by artist: Nico
  in album: Reims Cathedral - December 13, 1974
    type: MusicAlbum
    date published: 2012-11-27
  isrc code: USA561380462
track: Ari's Song
  type: MusicRecording
  duration: PT3M9S
  duration ms: 189267
  explicit: false
  by artist: Nico
  in album: Reims Cathedral - December 13, 1974
    type: MusicAlbum
    date published: 2012-11-27
  isrc code: USA561380463

Camera Obscura
type: MusicAlbum
date published: 1970-01-01
track: Camera Obscura
  type: MusicRecording
  duration: PT3M48S
  duration ms: 228360
  explicit: false
  by artist: Nico
  in album: Camera Obscura
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: GBAZP8500090
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T01:24:45+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xccf72cc450365d9c6d8f365d3cb5b5c7318b385b10a87b4c2663e70880a3f4ef
  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/2pw4pXnCeTine1hTVLmeSD.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2pw4pXnCeTine1hTVLmeSD
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xccf72cc450365d9c6d8f365d3cb5b5c7318b385b10a87b4c2663e70880a3f4ef","isrc":"GBAZP8500090","name":"Camera Obscura","registered_at":"2026-06-24T01:24:45Z","spotify_id":"2pw4pXnCeTine1hTVLmeSD","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xccf72cc450365d9c6d8f365d3cb5b5c7318b385b10a87b4c2663e70880a3f4ef. 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/2pw4pXnCeTine1hTVLmeSD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2pw4pXnCeTine1hTVLmeSD.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0xccf72cc450365d9c6d8f365d3cb5b5c7318b385b10a87b4c2663e70880a3f4ef","isrc":"GBAZP8500090","name":"Camera Obscura","registered_at":"2026-06-24T01:24:45Z","spotify_id":"2pw4pXnCeTine1hTVLmeSD","type":"track"}
track: Tananore
  type: MusicRecording
  duration: PT4M30S
  duration ms: 270306
  explicit: false
  by artist: Nico
  in album: Camera Obscura
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: GBAZP8500091
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T01:23:38+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xba38bbcb470aa02c7dbcccb4be3f85833b055417330f5b7b6de9e10b888d13cf
  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/7tjr72RlPw4CJytQ1kdvkf.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7tjr72RlPw4CJytQ1kdvkf
  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 0xba38bbcb470aa02c7dbcccb4be3f85833b055417330f5b7b6de9e10b888d13cf. 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/7tjr72RlPw4CJytQ1kdvkf.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7tjr72RlPw4CJytQ1kdvkf.
    date published: 2026-07-02T03:55:08Z
track: Win a Few
  type: MusicRecording
  duration: PT6M15S
  duration ms: 375733
  explicit: false
  by artist: Nico
  in album: Camera Obscura
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: GBAZP8500092
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-25T04:29:32+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7f066e3e7fc9fe6c3144282514cea905c0eb1c2078d488f6385f00f3d4b95fd8
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956349
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956349
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/5E3x9JIUdkBVyv3HyFFR0S.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5E3x9JIUdkBVyv3HyFFR0S
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:34:59Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x7f066e3e7fc9fe6c3144282514cea905c0eb1c2078d488f6385f00f3d4b95fd8","isrc":"GBAZP8500092","name":"Win a Few","registered_at":"2026-06-25T04:29:32Z","spotify_id":"5E3x9JIUdkBVyv3HyFFR0S","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f066e3e7fc9fe6c3144282514cea905c0eb1c2078d488f6385f00f3d4b95fd8. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5E3x9JIUdkBVyv3HyFFR0S.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5E3x9JIUdkBVyv3HyFFR0S.
    date published: 2026-07-02T11:34:59Z
    text: {"copyright_id":"0x7f066e3e7fc9fe6c3144282514cea905c0eb1c2078d488f6385f00f3d4b95fd8","isrc":"GBAZP8500092","name":"Win a Few","registered_at":"2026-06-25T04:29:32Z","spotify_id":"5E3x9JIUdkBVyv3HyFFR0S","type":"track"}
track: My Funny Valentine
  type: MusicRecording
  duration: PT3M31S
  duration ms: 211000
  explicit: false
  by artist: Nico
  in album: Camera Obscura
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: GBAZP8500093
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-12T00:17:28+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x335a464cc7a239b65491cc747f0bd14b5ae09879e403ae969e5c0dd145fc5d7f
  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/2OSSwwLxu2fWWkLQEKPAeQ.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2OSSwwLxu2fWWkLQEKPAeQ
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x335a464cc7a239b65491cc747f0bd14b5ae09879e403ae969e5c0dd145fc5d7f","isrc":"GBAZP8500093","name":"My Funny Valentine","registered_at":"2026-06-12T00:17:28Z","spotify_id":"2OSSwwLxu2fWWkLQEKPAeQ","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x335a464cc7a239b65491cc747f0bd14b5ae09879e403ae969e5c0dd145fc5d7f. 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/2OSSwwLxu2fWWkLQEKPAeQ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2OSSwwLxu2fWWkLQEKPAeQ.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x335a464cc7a239b65491cc747f0bd14b5ae09879e403ae969e5c0dd145fc5d7f","isrc":"GBAZP8500093","name":"My Funny Valentine","registered_at":"2026-06-12T00:17:28Z","spotify_id":"2OSSwwLxu2fWWkLQEKPAeQ","type":"track"}
track: Das Lied von Einsamen Mädchens
  type: MusicRecording
  duration: PT5M45S
  duration ms: 345560
  explicit: false
  by artist: Nico
  in album: Camera Obscura
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: GBAZP8500094
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Fearfully In Danger
track: My Heart Is Empty
track: Into the Arena
track: Konig

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-20T17:13:43+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xe078897e1aa552bccbdb66fcaabb163a91ed49902fa809f45b166db9142b2725

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956302

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

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/3iv4vITW5mks2NyngzKqKC.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3iv4vITW5mks2NyngzKqKC

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xe078897e1aa552bccbdb66fcaabb163a91ed49902fa809f45b166db9142b2725","isrc":"GBAZP8500094","name":"Das Lied von Einsamen Mädchens","registered_at":"2026-06-20T17:13:43Z","spotify_id":"3iv4vITW5mks2NyngzKqKC","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 0xe078897e1aa552bccbdb66fcaabb163a91ed49902fa809f45b166db9142b2725. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3iv4vITW5mks2NyngzKqKC.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3iv4vITW5mks2NyngzKqKC.
date published: 2026-07-02T03:30:09Z
text: {"copyright_id":"0xe078897e1aa552bccbdb66fcaabb163a91ed49902fa809f45b166db9142b2725","isrc":"GBAZP8500094","name":"Das Lied von Einsamen Mädchens","registered_at":"2026-06-20T17:13:43Z","spotify_id":"3iv4vITW5mks2NyngzKqKC","type":"track"}

Fearfully In Danger
type: MusicRecording
duration: PT7M32S
duration ms: 452133
explicit: false
by artist: Nico
in album: Camera Obscura
  type: MusicAlbum
  date published: 1970-01-01
isrc code: GBAZP8500095
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-28T03:01:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x94098c877fe6105831a83847c00cf2a97f314b59a8f4482cc03dbfe1977be63f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956375
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956375
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6oSjLSL5nfxKboGm8gQVZv.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6oSjLSL5nfxKboGm8gQVZv
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T16:51:38Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x94098c877fe6105831a83847c00cf2a97f314b59a8f4482cc03dbfe1977be63f","isrc":"GBAZP8500095","name":"Fearfully In Danger","registered_at":"2026-06-28T03:01:36Z","spotify_id":"6oSjLSL5nfxKboGm8gQVZv","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x94098c877fe6105831a83847c00cf2a97f314b59a8f4482cc03dbfe1977be63f. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6oSjLSL5nfxKboGm8gQVZv.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6oSjLSL5nfxKboGm8gQVZv.
  date published: 2026-07-02T16:51:38Z
  text: {"copyright_id":"0x94098c877fe6105831a83847c00cf2a97f314b59a8f4482cc03dbfe1977be63f","isrc":"GBAZP8500095","name":"Fearfully In Danger","registered_at":"2026-06-28T03:01:36Z","spotify_id":"6oSjLSL5nfxKboGm8gQVZv","type":"track"}

My Heart Is Empty
type: MusicRecording
duration: PT4M44S
duration ms: 284240
explicit: false
by artist: Nico
in album: Camera Obscura
  type: MusicAlbum
  date published: 1970-01-01
isrc code: GBAZP8500096
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T22:01:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x857c410bf4241526d5629a288c41b349161e6a42d3c61fd8d255a726ff16e1b4
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/3RRlnch4npvFJguOeJItZb.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3RRlnch4npvFJguOeJItZb
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x857c410bf4241526d5629a288c41b349161e6a42d3c61fd8d255a726ff16e1b4","isrc":"GBAZP8500096","name":"My Heart Is Empty","registered_at":"2026-06-19T22:01:04Z","spotify_id":"3RRlnch4npvFJguOeJItZb","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x857c410bf4241526d5629a288c41b349161e6a42d3c61fd8d255a726ff16e1b4. 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/3RRlnch4npvFJguOeJItZb.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3RRlnch4npvFJguOeJItZb.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x857c410bf4241526d5629a288c41b349161e6a42d3c61fd8d255a726ff16e1b4","isrc":"GBAZP8500096","name":"My Heart Is Empty","registered_at":"2026-06-19T22:01:04Z","spotify_id":"3RRlnch4npvFJguOeJItZb","type":"track"}

Into the Arena
type: MusicRecording
duration: PT4M18S
duration ms: 258866
explicit: false
by artist: Nico
in album: Camera Obscura
  type: MusicAlbum
  date published: 1970-01-01
isrc code: GBAZP8500115

Konig
type: MusicRecording
duration: PT4M8S
duration ms: 248693
explicit: false
by artist: Nico
in album: Camera Obscura
  type: MusicAlbum
  date published: 1970-01-01
isrc code: GBAZP8500097
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T04:31:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf53300536496b7a07cbca75a35abfd373dd3a7d4c5777896bcc7dd30a8e8117a
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/07ei6iRoeugOF0kdDQZ9Js.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/07ei6iRoeugOF0kdDQZ9Js
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 0xf53300536496b7a07cbca75a35abfd373dd3a7d4c5777896bcc7dd30a8e8117a. 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/07ei6iRoeugOF0kdDQZ9Js.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/07ei6iRoeugOF0kdDQZ9Js.
  date published: 2026-07-02T03:55:08Z

The End... (Expanded Edition)
type: MusicAlbum
date published: 1974-11-01
track: It Has Not Taken Long
  type: MusicRecording
  duration: PT4M5S
  duration ms: 245306
  explicit: false
  by artist: Nico
  in album: The End... (Expanded Edition)
    type: MusicAlbum
    date published: 1974-11-01
  isrc code: GBAAN7400001
track: Secret Side - John Peel Session, 1971
  type: MusicRecording
  duration: PT4M4S
  duration ms: 244186
  explicit: false
  by artist: Nico
  in album: The End... (Expanded Edition)
    type: MusicAlbum
    date published: 1974-11-01
  isrc code: GBUM71203378
track: Secret Side
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243706
  explicit: false
  by artist: Nico
  in album: The End... (Expanded Edition)
    type: MusicAlbum
    date published: 1974-11-01
  isrc code: GBAAN7400002
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T09:33:22+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7f13686de1bd3fcfe1b01e0a5c4a24f33ef12af47aaba6807efb94e74138391a
  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/08daI5PZmhZhhl4CridKGo.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/08daI5PZmhZhhl4CridKGo
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T08:56:20Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x7f13686de1bd3fcfe1b01e0a5c4a24f33ef12af47aaba6807efb94e74138391a","isrc":"GBAAN7400002","name":"Secret Side","registered_at":"2026-06-26T09:33:22Z","spotify_id":"08daI5PZmhZhhl4CridKGo","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f13686de1bd3fcfe1b01e0a5c4a24f33ef12af47aaba6807efb94e74138391a. 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/08daI5PZmhZhhl4CridKGo.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/08daI5PZmhZhhl4CridKGo.
    date published: 2026-07-08T08:56:20Z
    text: {"copyright_id":"0x7f13686de1bd3fcfe1b01e0a5c4a24f33ef12af47aaba6807efb94e74138391a","isrc":"GBAAN7400002","name":"Secret Side","registered_at":"2026-06-26T09:33:22Z","spotify_id":"08daI5PZmhZhhl4CridKGo","type":"track"}
track: We've Got The Gold - John Peel Session, 1974
  type: MusicRecording
  duration: PT3M58S
  duration ms: 238160
  explicit: false
  by artist: Nico
  in album: The End... (Expanded Edition)
    type: MusicAlbum
    date published: 1974-11-01
track: You Forget To Answer
  type: MusicRecording
  duration: PT5M4S
  duration ms: 304893
  explicit: false
  by artist: Nico
  in album: The End... (Expanded Edition)
    type: MusicAlbum
    date published: 1974-11-01
  isrc code: GBAAN7400003
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-27T23:53:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1cc79d223ef73d503ca9c36a09d0f9e4546300f13705596f1a6a84542c41145a
  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/5QIElfwJ3ZRgoiFrW8mP3b.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5QIElfwJ3ZRgoiFrW8mP3b
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x1cc79d223ef73d503ca9c36a09d0f9e4546300f13705596f1a6a84542c41145a","isrc":"GBAAN7400003","name":"You Forget To Answer","registered_at":"2026-06-27T23:53:14Z","spotify_id":"5QIElfwJ3ZRgoiFrW8mP3b","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1cc79d223ef73d503ca9c36a09d0f9e4546300f13705596f1a6a84542c41145a. 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/5QIElfwJ3ZRgoiFrW8mP3b.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5QIElfwJ3ZRgoiFrW8mP3b.
    date published: 2026-07-08T03:53:27Z
    text: {"copyright_id":"0x1cc79d223ef73d503ca9c36a09d0f9e4546300f13705596f1a6a84542c41145a","isrc":"GBAAN7400003","name":"You Forget To Answer","registered_at":"2026-06-27T23:53:14Z","spotify_id":"5QIElfwJ3ZRgoiFrW8mP3b","type":"track"}
track: Janitor of Lunacy - John Peel Session, 1974
  type: MusicRecording
  duration: PT4M34S
  duration ms: 274840
  explicit: false
  by artist: Nico
  in album: The End... (Expanded Edition)
    type: MusicAlbum
    date published: 1974-11-01
  isrc code: GBUM71203382
track: Innocent And Vain
  type: MusicRecording
  duration: PT3M46S
  duration ms: 226586
  explicit: false
  by artist: Nico
  in album: The End... (Expanded Edition)
    type: MusicAlbum
    date published: 1974-11-01
  isrc code: GBAAN7400004
track: You Forget To Answer - John Peel Session, 1974
  type: MusicRecording
  duration: PT4M30S
  duration ms: 270346
  explicit: false
  by artist: Nico
  in album: The End... (Expanded Edition)
    type: MusicAlbum
    date published: 1974-11-01
  isrc code: GBUM71203381
track: Valley Of The Kings
  type: MusicRecording
  duration: PT3M53S
  duration ms: 233013
  explicit: false
  by artist: Nico
  in album: The End... (Expanded Edition)
    type: MusicAlbum
    date published: 1974-11-01
  isrc code: GBAAN7400005
track: The End - John Peel Session, 1974
  type: MusicRecording
  duration: PT9M7S
  duration ms: 547160
  explicit: false
  by artist: Nico
  in album: The End... (Expanded Edition)
    type: MusicAlbum
    date published: 1974-11-01
  isrc code: GBUM71203383
track: We've Got The Gold
  type: MusicRecording
  duration: PT5M36S
  duration ms: 336946
  explicit: false
  by artist: Nico
  in album: The End... (Expanded Edition)
    type: MusicAlbum
    date published: 1974-11-01
  isrc code: GBAAN7400006
track: Secret Side - The Old Grey Whistle Test, 1975
  type: MusicRecording
  duration: PT4M7S
  duration ms: 247680
  explicit: false
  by artist: Nico
  in album: The End... (Expanded Edition)
    type: MusicAlbum
    date published: 1974-11-01
track: The End
  type: MusicRecording
  duration: PT9M27S
  duration ms: 567706
  explicit: false
  by artist: Nico
  in album: The End... (Expanded Edition)
  isrc code: GBAAN7400007
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Valley Of The Kings - The Old Grey Whistle Test, 1975
track: Das Lied Der Deutschen
track: Das Lied Der Deutschen - Rainbow Theatre Live Version
track: The End - Live At The Rainbow Theatre / 1974

Nico
type: MusicGroup

The End... (Expanded Edition)
type: MusicAlbum
date published: 1974-11-01

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-26T09:31:41+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xc24e97a320bf07818f0cc5167a42f1e281920b2d3064be300d75adbb4707eedc

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 957124

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/957124

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

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

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:53:27Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xc24e97a320bf07818f0cc5167a42f1e281920b2d3064be300d75adbb4707eedc","isrc":"GBAAN7400007","name":"The End","registered_at":"2026-06-26T09:31:41Z","spotify_id":"5vjpNheaDyznBtsPwyPvAi","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 0xc24e97a320bf07818f0cc5167a42f1e281920b2d3064be300d75adbb4707eedc. 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/5vjpNheaDyznBtsPwyPvAi.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5vjpNheaDyznBtsPwyPvAi.
date published: 2026-07-08T03:53:27Z
text: {"copyright_id":"0xc24e97a320bf07818f0cc5167a42f1e281920b2d3064be300d75adbb4707eedc","isrc":"GBAAN7400007","name":"The End","registered_at":"2026-06-26T09:31:41Z","spotify_id":"5vjpNheaDyznBtsPwyPvAi","type":"track"}

Valley Of The Kings - The Old Grey Whistle Test, 1975
type: MusicRecording
duration: PT3M35S
duration ms: 215506
explicit: false
by artist: Nico
in album: The End... (Expanded Edition)
  type: MusicAlbum
  date published: 1974-11-01

Das Lied Der Deutschen
type: MusicRecording
duration: PT5M28S
duration ms: 328733
explicit: false
by artist: Nico
in album: The End... (Expanded Edition)
  type: MusicAlbum
  date published: 1974-11-01
isrc code: GBAAN7400008

Das Lied Der Deutschen - Rainbow Theatre Live Version
type: MusicRecording
duration: PT5M36S
duration ms: 336560
explicit: false
by artist: Nico
in album: The End... (Expanded Edition)
  type: MusicAlbum
  date published: 1974-11-01

The End - Live At The Rainbow Theatre / 1974
type: MusicRecording
duration: PT9M18S
duration ms: 558453
explicit: false
by artist: Nico
in album: The End... (Expanded Edition)
  type: MusicAlbum
  date published: 1974-11-01
isrc code: GBAAN7400041

The End...
type: MusicAlbum
date published: 1974-11-01
track: It Has Not Taken Long
  type: MusicRecording
  duration: PT4M6S
  duration ms: 246506
  explicit: false
  by artist: Nico
  in album: The End...
    type: MusicAlbum
    date published: 1974-11-01
  isrc code: GBAAN7400001
track: Secret Side
  type: MusicRecording
  duration: PT4M5S
  duration ms: 245000
  explicit: false
  by artist: Nico
  in album: The End...
    type: MusicAlbum
    date published: 1974-11-01
  isrc code: GBAAN7400002
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T09:33:22+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7f13686de1bd3fcfe1b01e0a5c4a24f33ef12af47aaba6807efb94e74138391a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956349
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956349
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/7kdDzYpO8oSfE4xDyEtecI.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7kdDzYpO8oSfE4xDyEtecI
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:34:59Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x7f13686de1bd3fcfe1b01e0a5c4a24f33ef12af47aaba6807efb94e74138391a","isrc":"GBAAN7400002","name":"Secret Side","registered_at":"2026-06-26T09:33:22Z","spotify_id":"7kdDzYpO8oSfE4xDyEtecI","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f13686de1bd3fcfe1b01e0a5c4a24f33ef12af47aaba6807efb94e74138391a. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7kdDzYpO8oSfE4xDyEtecI.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7kdDzYpO8oSfE4xDyEtecI.
    date published: 2026-07-02T11:34:59Z
    text: {"copyright_id":"0x7f13686de1bd3fcfe1b01e0a5c4a24f33ef12af47aaba6807efb94e74138391a","isrc":"GBAAN7400002","name":"Secret Side","registered_at":"2026-06-26T09:33:22Z","spotify_id":"7kdDzYpO8oSfE4xDyEtecI","type":"track"}
track: You Forget To Answer
  type: MusicRecording
  duration: PT5M7S
  duration ms: 307666
  explicit: false
  by artist: Nico
  in album: The End...
    type: MusicAlbum
    date published: 1974-11-01
  isrc code: GBAAN7400003
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-27T23:53:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1cc79d223ef73d503ca9c36a09d0f9e4546300f13705596f1a6a84542c41145a
  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/08EqscXjRWq2Ce8W6Lzjrz.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/08EqscXjRWq2Ce8W6Lzjrz
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:38:34Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x1cc79d223ef73d503ca9c36a09d0f9e4546300f13705596f1a6a84542c41145a","isrc":"GBAAN7400003","name":"You Forget To Answer","registered_at":"2026-06-27T23:53:14Z","spotify_id":"08EqscXjRWq2Ce8W6Lzjrz","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1cc79d223ef73d503ca9c36a09d0f9e4546300f13705596f1a6a84542c41145a. 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/08EqscXjRWq2Ce8W6Lzjrz.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/08EqscXjRWq2Ce8W6Lzjrz.
    date published: 2026-07-02T11:38:34Z
    text: {"copyright_id":"0x1cc79d223ef73d503ca9c36a09d0f9e4546300f13705596f1a6a84542c41145a","isrc":"GBAAN7400003","name":"You Forget To Answer","registered_at":"2026-06-27T23:53:14Z","spotify_id":"08EqscXjRWq2Ce8W6Lzjrz","type":"track"}
track: Innocent And Vain
  type: MusicRecording
  duration: PT3M47S
  duration ms: 227333
  explicit: false
  by artist: Nico
  in album: The End...
    type: MusicAlbum
    date published: 1974-11-01
  isrc code: GBAAN7400004
track: Valley Of The Kings
  type: MusicRecording
  duration: PT3M54S
  duration ms: 234333
  explicit: false
  by artist: Nico
  in album: The End...
    type: MusicAlbum
    date published: 1974-11-01
  isrc code: GBAAN7400005
track: We've Got The Gold
  type: MusicRecording
  duration: PT5M37S
  duration ms: 337493
  explicit: false
  by artist: Nico
  in album: The End...
    type: MusicAlbum
    date published: 1974-11-01
  isrc code: GBAAN7400006
track: The End
  type: MusicRecording
  duration: PT9M30S
  duration ms: 570506
  explicit: false
  by artist: Nico
  in album: The End...
    type: MusicAlbum
    date published: 1974-11-01
  isrc code: GBAAN7400007
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T09:31:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc24e97a320bf07818f0cc5167a42f1e281920b2d3064be300d75adbb4707eedc
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956349
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956349
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/39NrjFYYKBmaK6pczcxO9D.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/39NrjFYYKBmaK6pczcxO9D
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:34:59Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xc24e97a320bf07818f0cc5167a42f1e281920b2d3064be300d75adbb4707eedc","isrc":"GBAAN7400007","name":"The End","registered_at":"2026-06-26T09:31:41Z","spotify_id":"39NrjFYYKBmaK6pczcxO9D","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc24e97a320bf07818f0cc5167a42f1e281920b2d3064be300d75adbb4707eedc. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/39NrjFYYKBmaK6pczcxO9D.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/39NrjFYYKBmaK6pczcxO9D.
    date published: 2026-07-02T11:34:59Z
    text: {"copyright_id":"0xc24e97a320bf07818f0cc5167a42f1e281920b2d3064be300d75adbb4707eedc","isrc":"GBAAN7400007","name":"The End","registered_at":"2026-06-26T09:31:41Z","spotify_id":"39NrjFYYKBmaK6pczcxO9D","type":"track"}
track: Das Lied Der Deutschen
  type: MusicRecording
  duration: PT5M29S
  duration ms: 329493
  explicit: false
  by artist: Nico
  in album: The End...
    type: MusicAlbum
    date published: 1974-11-01
  isrc code: GBAAN7400008

Desertshore
type: MusicAlbum
date published: 1970-12-01
track: Janitor Of Lunacy
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243506
  explicit: false
  by artist: Nico
  in album: Desertshore
    type: MusicAlbum
    date published: 1970-12-01
track: The Falconer
  type: MusicRecording
  duration: PT5M43S
  duration ms: 343000
  explicit: false
  by artist: Nico
  in album: Desertshore
    type: MusicAlbum
    date published: 1970-12-01
track: My Only Child
  type: MusicRecording
  duration: PT3M30S
  duration ms: 210960
  explicit: false
  by artist: Nico
  in album: Desertshore
    type: MusicAlbum
    date published: 1970-12-01
track: Le Petit Chevalier
  type: MusicRecording
  duration: PT1M13S
  duration ms: 73040
  explicit: false
  by artist: Nico
  in album: Desertshore
    type: MusicAlbum
    date published: 1970-12-01
track: Abschied
  type: MusicRecording
  duration: PT3M5S
  duration ms: 185666
  explicit: false
  by artist: Nico
  in album: Desertshore
    type: MusicAlbum
    date published: 1970-12-01
track: Afraid
  type: MusicRecording
  duration: PT3M30S
  duration ms: 210866
  explicit: false
  by artist: Nico
  in album: Desertshore
    type: MusicAlbum
    date published: 1970-12-01
track: Mutterlein
  type: MusicRecording
  duration: PT4M41S
  duration ms: 281026
  explicit: false
  by artist: Nico
  in album: Desertshore
    type: MusicAlbum
    date published: 1970-12-01
track: All That Is My Own
  type: MusicRecording
  duration: PT3M28S
  duration ms: 208306
  explicit: false
  by artist: Nico
  in album: Desertshore
    type: MusicAlbum
    date published: 1970-12-01

The Marble Index
type: MusicAlbum
date published: 1968-11-01
track: Prelude
  type: MusicRecording
  duration: PT0M59S
  duration ms: 59800
  explicit: false
  by artist: Nico
  in album: The Marble Index
    type: MusicAlbum
    date published: 1968-11-01
track: Lawns Of Dawn
  type: MusicRecording
  duration: PT3M11S
  duration ms: 191866
  explicit: false
  by artist: Nico
  in album: The Marble Index
    type: MusicAlbum
    date published: 1968-11-01
track: No One Is There
  type: MusicRecording
  duration: PT3M37S
  duration ms: 217200
  explicit: false
  by artist: Nico
  in album: The Marble Index
    type: MusicAlbum
    date published: 1968-11-01
track: Ari's Song
  type: MusicRecording
  duration: PT3M21S
  duration ms: 201533
  explicit: false
  by artist: Nico
  in album: The Marble Index
    type: MusicAlbum
    date published: 1968-11-01
track: Facing The Wind
  type: MusicRecording
  duration: PT4M55S
  duration ms: 295933
  explicit: false
  by artist: Nico
  in album: The Marble Index
    type: MusicAlbum
    date published: 1968-11-01
track: Julius Caesar (Memento Hodie)
  type: MusicRecording
  duration: PT5M2S
  duration ms: 302600
  explicit: false
  by artist: Nico
  in album: The Marble Index
    type: MusicAlbum
    date published: 1968-11-01
track: Frozen Warnings
  type: MusicRecording
  duration: PT4M2S
  duration ms: 242426
  explicit: false
  by artist: Nico
  in album: The Marble Index
    type: MusicAlbum
    date published: 1968-11-01
track: Evening Of Light
  type: MusicRecording
  duration: PT5M40S
  duration ms: 340133
  explicit: false
  by artist: Nico
  in album: The Marble Index
    type: MusicAlbum
    date published: 1968-11-01
track: Roses In The Snow - Previously Unreleased - 1991
  type: MusicRecording
  duration: PT4M9S
  duration ms: 249973
  explicit: false
  by artist: Nico
  in album: The Marble Index
    type: MusicAlbum
    date published: 1968-11-01
track: Nibelungen - Previously Unreleased - 1991
  type: MusicRecording
  duration: PT2M43S
  duration ms: 163853
  explicit: false
  by artist: Nico
  in album: The Marble Index
    type: MusicAlbum
    date published: 1968-11-01

Chelsea Girl
type: MusicAlbum
date published: 1967-10-09
track: The Fairest Of The Seasons
  type: MusicRecording
  duration: PT4M6S
  duration ms: 246160
  explicit: false
  by artist: Nico
  in album: Chelsea Girl
    type: MusicAlbum
    date published: 1967-10-09
  isrc code: USF096625380
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T08:37:07+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x240187e6404cfcc87d34d96ecfa82752dc88214533335a678d4daf96a85b0750
  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/3YX4WviUJiDEov6IrAdFYD.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3YX4WviUJiDEov6IrAdFYD
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x240187e6404cfcc87d34d96ecfa82752dc88214533335a678d4daf96a85b0750","isrc":"USF096625380","name":"The Fairest Of The Seasons","registered_at":"2026-06-04T08:37:07Z","spotify_id":"3YX4WviUJiDEov6IrAdFYD","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x240187e6404cfcc87d34d96ecfa82752dc88214533335a678d4daf96a85b0750. 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/3YX4WviUJiDEov6IrAdFYD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3YX4WviUJiDEov6IrAdFYD.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x240187e6404cfcc87d34d96ecfa82752dc88214533335a678d4daf96a85b0750","isrc":"USF096625380","name":"The Fairest Of The Seasons","registered_at":"2026-06-04T08:37:07Z","spotify_id":"3YX4WviUJiDEov6IrAdFYD","type":"track"}
track: These Days
  type: MusicRecording
  duration: PT3M30S
  duration ms: 210653
  explicit: false
  by artist: Nico
  in album: Chelsea Girl
    type: MusicAlbum
    date published: 1967-10-09
  isrc code: USF096625390
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-01T09:52:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x57445bd6500a4ac133dd5ad9c8d89561e51c01e4734221ce09b14be3fbb886fe
  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/3uCkIqD0VzQUijbs8WIizs.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3uCkIqD0VzQUijbs8WIizs
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x57445bd6500a4ac133dd5ad9c8d89561e51c01e4734221ce09b14be3fbb886fe","isrc":"USF096625390","name":"These Days","registered_at":"2026-06-01T09:52:17Z","spotify_id":"3uCkIqD0VzQUijbs8WIizs","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57445bd6500a4ac133dd5ad9c8d89561e51c01e4734221ce09b14be3fbb886fe. 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/3uCkIqD0VzQUijbs8WIizs.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3uCkIqD0VzQUijbs8WIizs.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x57445bd6500a4ac133dd5ad9c8d89561e51c01e4734221ce09b14be3fbb886fe","isrc":"USF096625390","name":"These Days","registered_at":"2026-06-01T09:52:17Z","spotify_id":"3uCkIqD0VzQUijbs8WIizs","type":"track"}
track: Little Sister
  type: MusicRecording
  duration: PT4M22S
  duration ms: 262706
  explicit: false
  by artist: Nico
  in album: Chelsea Girl
    type: MusicAlbum
    date published: 1967-10-09
  isrc code: USF096625400
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-05T20:36:33+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x81ec1126f51f35450eda08ae135810aa3dc0a237dc715606d310dbd58f2f35fb
  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/7xE8eB8QIND6BAbxyz5c2n.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7xE8eB8QIND6BAbxyz5c2n
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x81ec1126f51f35450eda08ae135810aa3dc0a237dc715606d310dbd58f2f35fb","isrc":"USF096625400","name":"Little Sister","registered_at":"2026-06-05T20:36:33Z","spotify_id":"7xE8eB8QIND6BAbxyz5c2n","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81ec1126f51f35450eda08ae135810aa3dc0a237dc715606d310dbd58f2f35fb. 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/7xE8eB8QIND6BAbxyz5c2n.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7xE8eB8QIND6BAbxyz5c2n.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x81ec1126f51f35450eda08ae135810aa3dc0a237dc715606d310dbd58f2f35fb","isrc":"USF096625400","name":"Little Sister","registered_at":"2026-06-05T20:36:33Z","spotify_id":"7xE8eB8QIND6BAbxyz5c2n","type":"track"}
track: Winter Song
  type: MusicRecording
  duration: PT3M17S
  duration ms: 197093
  explicit: false
  by artist: Nico
  in album: Chelsea Girl
    type: MusicAlbum
    date published: 1967-10-09
  isrc code: USF096625410
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T08:52:57+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0af7e5c45d5cd24ac1af68ecc9fc650b39a148486aa77f86cc0ef865182421c3
  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/0c2vo7msMRXMWua5oCQ7y6.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0c2vo7msMRXMWua5oCQ7y6
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x0af7e5c45d5cd24ac1af68ecc9fc650b39a148486aa77f86cc0ef865182421c3","isrc":"USF096625410","name":"Winter Song","registered_at":"2026-06-06T08:52:57Z","spotify_id":"0c2vo7msMRXMWua5oCQ7y6","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0af7e5c45d5cd24ac1af68ecc9fc650b39a148486aa77f86cc0ef865182421c3. 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/0c2vo7msMRXMWua5oCQ7y6.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0c2vo7msMRXMWua5oCQ7y6.
    date published: 2026-06-13T12:47:07Z
    text: {"copyright_id":"0x0af7e5c45d5cd24ac1af68ecc9fc650b39a148486aa77f86cc0ef865182421c3","isrc":"USF096625410","name":"Winter Song","registered_at":"2026-06-06T08:52:57Z","spotify_id":"0c2vo7msMRXMWua5oCQ7y6","type":"track"}
track: It Was A Pleasure Then
  type: MusicRecording
  duration: PT8M2S
  duration ms: 482253
  explicit: false
  by artist: Nico
  in album: Chelsea Girl
    type: MusicAlbum
    date published: 1967-10-09
  isrc code: USPR36702770
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Chelsea Girls
track: I'll Keep It With Mine
track: Somewhere There's A Feather
track: Eulogy To Lenny Bruce

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-07T11:38:37+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x61aaa3402eba706722ca97591de594384dd870ccff5cb3e61618eaa5ecfcd717

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/1yC6eMSaNaN03PgbZGFWAB.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1yC6eMSaNaN03PgbZGFWAB

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x61aaa3402eba706722ca97591de594384dd870ccff5cb3e61618eaa5ecfcd717","isrc":"USPR36702770","name":"It Was A Pleasure Then","registered_at":"2026-06-07T11:38:37Z","spotify_id":"1yC6eMSaNaN03PgbZGFWAB","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 0x61aaa3402eba706722ca97591de594384dd870ccff5cb3e61618eaa5ecfcd717. 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/1yC6eMSaNaN03PgbZGFWAB.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1yC6eMSaNaN03PgbZGFWAB.
date published: 2026-06-13T17:25:41Z
text: {"copyright_id":"0x61aaa3402eba706722ca97591de594384dd870ccff5cb3e61618eaa5ecfcd717","isrc":"USPR36702770","name":"It Was A Pleasure Then","registered_at":"2026-06-07T11:38:37Z","spotify_id":"1yC6eMSaNaN03PgbZGFWAB","type":"track"}

Chelsea Girls
type: MusicRecording
duration: PT7M22S
duration ms: 442733
explicit: false
by artist: Nico
in album: Chelsea Girl
  type: MusicAlbum
  date published: 1967-10-09
isrc code: USPR36702771
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T20:36:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5669849c4b2a0e3168d4022b85b57a19c59cb249aac1b3d9ba8a33b1751fceaa
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/6LQ3yf5WVLOCmtiYWewfWZ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6LQ3yf5WVLOCmtiYWewfWZ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5669849c4b2a0e3168d4022b85b57a19c59cb249aac1b3d9ba8a33b1751fceaa","isrc":"USPR36702771","name":"Chelsea Girls","registered_at":"2026-06-05T20:36:55Z","spotify_id":"6LQ3yf5WVLOCmtiYWewfWZ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5669849c4b2a0e3168d4022b85b57a19c59cb249aac1b3d9ba8a33b1751fceaa. 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/6LQ3yf5WVLOCmtiYWewfWZ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6LQ3yf5WVLOCmtiYWewfWZ.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x5669849c4b2a0e3168d4022b85b57a19c59cb249aac1b3d9ba8a33b1751fceaa","isrc":"USPR36702771","name":"Chelsea Girls","registered_at":"2026-06-05T20:36:55Z","spotify_id":"6LQ3yf5WVLOCmtiYWewfWZ","type":"track"}

I'll Keep It With Mine
type: MusicRecording
duration: PT3M17S
duration ms: 197666
explicit: false
by artist: Nico
in album: Chelsea Girl
  type: MusicAlbum
  date published: 1967-10-09
isrc code: USF096625440
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T11:29:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9e3e6bd32c8a6e65b3f5a41de0404d021a8e766ea0735401a6c19bf902e431c7
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/5yeK60qK7eN7UuCvfu8hvi.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5yeK60qK7eN7UuCvfu8hvi
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9e3e6bd32c8a6e65b3f5a41de0404d021a8e766ea0735401a6c19bf902e431c7","isrc":"USF096625440","name":"I'll Keep It With Mine","registered_at":"2026-06-04T11:29:55Z","spotify_id":"5yeK60qK7eN7UuCvfu8hvi","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e3e6bd32c8a6e65b3f5a41de0404d021a8e766ea0735401a6c19bf902e431c7. 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/5yeK60qK7eN7UuCvfu8hvi.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5yeK60qK7eN7UuCvfu8hvi.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x9e3e6bd32c8a6e65b3f5a41de0404d021a8e766ea0735401a6c19bf902e431c7","isrc":"USF096625440","name":"I'll Keep It With Mine","registered_at":"2026-06-04T11:29:55Z","spotify_id":"5yeK60qK7eN7UuCvfu8hvi","type":"track"}

Somewhere There's A Feather
type: MusicRecording
duration: PT2M16S
duration ms: 136600
explicit: false
by artist: Nico
in album: Chelsea Girl
  type: MusicAlbum
  date published: 1967-10-09
isrc code: USF096625450
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T08:53:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc546548befc71bfb81c8957c24671394637dca74477958411fdf1529c8617ac7
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/4van6ewQpKaQKQtKtlXMGJ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4van6ewQpKaQKQtKtlXMGJ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc546548befc71bfb81c8957c24671394637dca74477958411fdf1529c8617ac7","isrc":"USF096625450","name":"Somewhere There's A Feather","registered_at":"2026-06-06T08:53:55Z","spotify_id":"4van6ewQpKaQKQtKtlXMGJ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc546548befc71bfb81c8957c24671394637dca74477958411fdf1529c8617ac7. 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/4van6ewQpKaQKQtKtlXMGJ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4van6ewQpKaQKQtKtlXMGJ.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xc546548befc71bfb81c8957c24671394637dca74477958411fdf1529c8617ac7","isrc":"USF096625450","name":"Somewhere There's A Feather","registered_at":"2026-06-06T08:53:55Z","spotify_id":"4van6ewQpKaQKQtKtlXMGJ","type":"track"}

Eulogy To Lenny Bruce
type: MusicRecording
duration: PT3M45S
duration ms: 225666
explicit: false
by artist: Nico
in album: Chelsea Girl
  type: MusicAlbum
  date published: 1967-10-09
isrc code: USF096625470
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T11:58:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7371fe7656a658d75c58a7c4fa6bc03bae31039be716e5b06a57787f02d9517e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953515
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/42BxIN7UJZA1BdwrLndtmF.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/42BxIN7UJZA1BdwrLndtmF
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7371fe7656a658d75c58a7c4fa6bc03bae31039be716e5b06a57787f02d9517e","isrc":"USF096625470","name":"Eulogy To Lenny Bruce","registered_at":"2026-06-07T11:58:59Z","spotify_id":"42BxIN7UJZA1BdwrLndtmF","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7371fe7656a658d75c58a7c4fa6bc03bae31039be716e5b06a57787f02d9517e. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/42BxIN7UJZA1BdwrLndtmF.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/42BxIN7UJZA1BdwrLndtmF.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0x7371fe7656a658d75c58a7c4fa6bc03bae31039be716e5b06a57787f02d9517e","isrc":"USF096625470","name":"Eulogy To Lenny Bruce","registered_at":"2026-06-07T11:58:59Z","spotify_id":"42BxIN7UJZA1BdwrLndtmF","type":"track"}

The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
type: MusicAlbum
date published: 1967-03-12
track: Sunday Morning
  type: MusicRecording
  duration: PT2M55S
  duration ms: 175813
  explicit: false
  by artist: The Velvet Underground
  by artist: Nico
  in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
    type: MusicAlbum
    date published: 1967-03-12
  isrc code: USPR36702759
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-01T10:32:26+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xdf9eee1a059aab460e73d58c098a4d1c8a0e5e7535c71e700211323f5cf2768d
  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/5WTIv7Htu3D4ZbWBMi0whh.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5WTIv7Htu3D4ZbWBMi0whh
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xdf9eee1a059aab460e73d58c098a4d1c8a0e5e7535c71e700211323f5cf2768d","isrc":"USPR36702759","name":"Sunday Morning","registered_at":"2026-06-01T10:32:26Z","spotify_id":"5WTIv7Htu3D4ZbWBMi0whh","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf9eee1a059aab460e73d58c098a4d1c8a0e5e7535c71e700211323f5cf2768d. 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/5WTIv7Htu3D4ZbWBMi0whh.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5WTIv7Htu3D4ZbWBMi0whh.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0xdf9eee1a059aab460e73d58c098a4d1c8a0e5e7535c71e700211323f5cf2768d","isrc":"USPR36702759","name":"Sunday Morning","registered_at":"2026-06-01T10:32:26Z","spotify_id":"5WTIv7Htu3D4ZbWBMi0whh","type":"track"}
track: European Son - Alternative Version
  type: MusicRecording
  duration: PT9M2S
  duration ms: 542546
  explicit: false
  by artist: The Velvet Underground
  by artist: Nico
  in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
    type: MusicAlbum
    date published: 1967-03-12
  isrc code: USUM71211155
track: I'm Waiting For The Man - Album Version (Stereo)
  type: MusicRecording
  duration: PT4M39S
  duration ms: 279520
  explicit: false
  by artist: The Velvet Underground
  by artist: Nico
  in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
    type: MusicAlbum
    date published: 1967-03-12
  isrc code: USPR36702760
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T03:25:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x132aaa06ef97db19fcd71db52b7fec5a2ad984348cc15e68906f0697ab85b6f4
  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/7hrJgdNzMHlKxEorMLrPcD.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7hrJgdNzMHlKxEorMLrPcD
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x132aaa06ef97db19fcd71db52b7fec5a2ad984348cc15e68906f0697ab85b6f4","isrc":"USPR36702760","name":"I'm Waiting For The Man - Album Version (Stereo)","registered_at":"2026-06-04T03:25:11Z","spotify_id":"7hrJgdNzMHlKxEorMLrPcD","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x132aaa06ef97db19fcd71db52b7fec5a2ad984348cc15e68906f0697ab85b6f4. 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/7hrJgdNzMHlKxEorMLrPcD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7hrJgdNzMHlKxEorMLrPcD.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x132aaa06ef97db19fcd71db52b7fec5a2ad984348cc15e68906f0697ab85b6f4","isrc":"USPR36702760","name":"I'm Waiting For The Man - Album Version (Stereo)","registered_at":"2026-06-04T03:25:11Z","spotify_id":"7hrJgdNzMHlKxEorMLrPcD","type":"track"}
track: Black Angel's Death Song - Alternative Mix
  type: MusicRecording
  duration: PT3M15S
  duration ms: 195973
  explicit: false
  by artist: The Velvet Underground
  by artist: Nico
  in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
    type: MusicAlbum
    date published: 1967-03-12
  isrc code: USUM71211156
track: Femme Fatale
  type: MusicRecording
  duration: PT2M39S
  duration ms: 159000
  explicit: false
  by artist: The Velvet Underground
  by artist: Nico
  in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
    type: MusicAlbum
    date published: 1967-03-12
  isrc code: USPR36702761
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-01T12:04:49+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x82fd6b0a02881fe67e918a55dc786e131e122c7bbb20fd58a88f91dd4f6c1ee0
  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/2gwwiPeyKgIdLqqlpt4Qee.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2gwwiPeyKgIdLqqlpt4Qee
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x82fd6b0a02881fe67e918a55dc786e131e122c7bbb20fd58a88f91dd4f6c1ee0","isrc":"USPR36702761","name":"Femme Fatale","registered_at":"2026-06-01T12:04:49Z","spotify_id":"2gwwiPeyKgIdLqqlpt4Qee","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x82fd6b0a02881fe67e918a55dc786e131e122c7bbb20fd58a88f91dd4f6c1ee0. 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/2gwwiPeyKgIdLqqlpt4Qee.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2gwwiPeyKgIdLqqlpt4Qee.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x82fd6b0a02881fe67e918a55dc786e131e122c7bbb20fd58a88f91dd4f6c1ee0","isrc":"USPR36702761","name":"Femme Fatale","registered_at":"2026-06-01T12:04:49Z","spotify_id":"2gwwiPeyKgIdLqqlpt4Qee","type":"track"}
track: All Tomorrow's Parties - Alternative Version
  type: MusicRecording
  duration: PT5M53S
  duration ms: 353826
  explicit: false
  by artist: The Velvet Underground
  by artist: Nico
  in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
    type: MusicAlbum
    date published: 1967-03-12
  isrc code: USUM71211157
track: Venus In Furs
  type: MusicRecording
  duration: PT5M12S
  duration ms: 312253
  explicit: false
  by artist: The Velvet Underground
  by artist: Nico
  in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
    type: MusicAlbum
    date published: 1967-03-12
  isrc code: USPR36702762
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T05:33:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7474823e1ad7ed294807570707c351a02d551e68fb3d1374769b2d77d458101a
  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: I'll Be Your Mirror - Alternative Version
track: Run Run Run
track: Heroin - Alternative Version
track: All Tomorrow's Parties
track: Femme Fatale - Alternative Mix
track: Heroin
track: Venus In Furs - Alternative Version
track: There She Goes Again
track: Waiting For The Man - Alternative Version
track: I'll Be Your Mirror
track: Run Run Run - Alternative Mix
track: The Black Angel's Death Song
track: Walk Alone - The Factory Rehearsal
track: European Son
track: Crackin' Up / Venus In Furs - The Factory Rehearsal
track: All Tomorrow's Parties - Alternate Single Voice Version
track: Miss Joanie Lee - The Factory Rehearsal
track: European Son - Alternate Version
track: Heroin - The Factory Rehearsal
track: Heroin - Alternate Version
track: There She Goes Again - The Factory Rehearsal
track: All Tomorrow's Parties - Alternate Instrumental Mix
track: I'll Be Your Mirror - Alternate Mix

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/3rAaXQAxdJBxUPcST5MvEj.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3rAaXQAxdJBxUPcST5MvEj

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x7474823e1ad7ed294807570707c351a02d551e68fb3d1374769b2d77d458101a","isrc":"USPR36702762","name":"Venus In Furs","registered_at":"2026-06-04T05:33:14Z","spotify_id":"3rAaXQAxdJBxUPcST5MvEj","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 0x7474823e1ad7ed294807570707c351a02d551e68fb3d1374769b2d77d458101a. 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/3rAaXQAxdJBxUPcST5MvEj.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3rAaXQAxdJBxUPcST5MvEj.
date published: 2026-06-13T17:25:41Z
text: {"copyright_id":"0x7474823e1ad7ed294807570707c351a02d551e68fb3d1374769b2d77d458101a","isrc":"USPR36702762","name":"Venus In Furs","registered_at":"2026-06-04T05:33:14Z","spotify_id":"3rAaXQAxdJBxUPcST5MvEj","type":"track"}

I'll Be Your Mirror - Alternative Version
type: MusicRecording
duration: PT2M11S
duration ms: 131133
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71211158
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T12:53:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1eafea73196cd1b982bdc7c1270ecbf665df3c060170a5b1612f81ca8b7d6a78
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6ShcSGpXkynGECty1hKTRe.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6ShcSGpXkynGECty1hKTRe
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1eafea73196cd1b982bdc7c1270ecbf665df3c060170a5b1612f81ca8b7d6a78","isrc":"USUM71211158","name":"I'll Be Your Mirror - Alternative Version","registered_at":"2026-06-26T12:53:49Z","spotify_id":"6ShcSGpXkynGECty1hKTRe","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1eafea73196cd1b982bdc7c1270ecbf665df3c060170a5b1612f81ca8b7d6a78. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6ShcSGpXkynGECty1hKTRe.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6ShcSGpXkynGECty1hKTRe.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0x1eafea73196cd1b982bdc7c1270ecbf665df3c060170a5b1612f81ca8b7d6a78","isrc":"USUM71211158","name":"I'll Be Your Mirror - Alternative Version","registered_at":"2026-06-26T12:53:49Z","spotify_id":"6ShcSGpXkynGECty1hKTRe","type":"track"}

Run Run Run
type: MusicRecording
duration: PT4M22S
duration ms: 262360
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USPR36702763
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T10:25:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4ac1619a43a43fb3edc12e0bace607b27f5f388922a59e5a6fbcb1542825ca68
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1XcKztnLHUiUC17VRAMEyc.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1XcKztnLHUiUC17VRAMEyc
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4ac1619a43a43fb3edc12e0bace607b27f5f388922a59e5a6fbcb1542825ca68","isrc":"USPR36702763","name":"Run Run Run","registered_at":"2026-06-04T10:25:15Z","spotify_id":"1XcKztnLHUiUC17VRAMEyc","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ac1619a43a43fb3edc12e0bace607b27f5f388922a59e5a6fbcb1542825ca68. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1XcKztnLHUiUC17VRAMEyc.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1XcKztnLHUiUC17VRAMEyc.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x4ac1619a43a43fb3edc12e0bace607b27f5f388922a59e5a6fbcb1542825ca68","isrc":"USPR36702763","name":"Run Run Run","registered_at":"2026-06-04T10:25:15Z","spotify_id":"1XcKztnLHUiUC17VRAMEyc","type":"track"}

Heroin - Alternative Version
type: MusicRecording
duration: PT6M16S
duration ms: 376600
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71211159

All Tomorrow's Parties
type: MusicRecording
duration: PT5M59S
duration ms: 359680
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USPR36702764
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T09:38:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3cc1e62944852cc9a9b0d4d64f0b0e0959ff5c4f59ee8fda0cbb9c4b7d5a9b4e
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/3lxu9D6SIy6uiXYQpDIWHy.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3lxu9D6SIy6uiXYQpDIWHy
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3cc1e62944852cc9a9b0d4d64f0b0e0959ff5c4f59ee8fda0cbb9c4b7d5a9b4e","isrc":"USPR36702764","name":"All Tomorrow's Parties","registered_at":"2026-06-04T09:38:56Z","spotify_id":"3lxu9D6SIy6uiXYQpDIWHy","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3cc1e62944852cc9a9b0d4d64f0b0e0959ff5c4f59ee8fda0cbb9c4b7d5a9b4e. 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/3lxu9D6SIy6uiXYQpDIWHy.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3lxu9D6SIy6uiXYQpDIWHy.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x3cc1e62944852cc9a9b0d4d64f0b0e0959ff5c4f59ee8fda0cbb9c4b7d5a9b4e","isrc":"USPR36702764","name":"All Tomorrow's Parties","registered_at":"2026-06-04T09:38:56Z","spotify_id":"3lxu9D6SIy6uiXYQpDIWHy","type":"track"}

Femme Fatale - Alternative Mix
type: MusicRecording
duration: PT2M35S
duration ms: 155906
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71211160
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-28T04:07:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x85125525513c376b3c77138629ff5152a4b08eb9bbe5859159a08b87330e4a0a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956375
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956375
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2uf3rpjGH1PezEuLCXe46q.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2uf3rpjGH1PezEuLCXe46q
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T16:51:38Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x85125525513c376b3c77138629ff5152a4b08eb9bbe5859159a08b87330e4a0a","isrc":"USUM71211160","name":"Femme Fatale - Alternative Mix","registered_at":"2026-06-28T04:07:25Z","spotify_id":"2uf3rpjGH1PezEuLCXe46q","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85125525513c376b3c77138629ff5152a4b08eb9bbe5859159a08b87330e4a0a. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2uf3rpjGH1PezEuLCXe46q.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2uf3rpjGH1PezEuLCXe46q.
  date published: 2026-07-02T16:51:38Z
  text: {"copyright_id":"0x85125525513c376b3c77138629ff5152a4b08eb9bbe5859159a08b87330e4a0a","isrc":"USUM71211160","name":"Femme Fatale - Alternative Mix","registered_at":"2026-06-28T04:07:25Z","spotify_id":"2uf3rpjGH1PezEuLCXe46q","type":"track"}

Heroin
type: MusicRecording
duration: PT7M13S
duration ms: 433573
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USPR36702765
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T04:00:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1d095224f34ce26be412e9817286076c028a3505741c93225423f0c1b6f9d4b0
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/6oKktEQheLfLmD7pRBqJEY.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6oKktEQheLfLmD7pRBqJEY
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d095224f34ce26be412e9817286076c028a3505741c93225423f0c1b6f9d4b0. 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/6oKktEQheLfLmD7pRBqJEY.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6oKktEQheLfLmD7pRBqJEY.
  date published: 2026-06-13T15:41:10Z

Venus In Furs - Alternative Version
type: MusicRecording
duration: PT4M29S
duration ms: 269466
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71211161
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T12:53:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbda04c19b2f862ce426d3392746c485113f7e920a023943b13cd065edabeb56c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2sR9d6FF5b2emVRnkG2yhG.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2sR9d6FF5b2emVRnkG2yhG
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbda04c19b2f862ce426d3392746c485113f7e920a023943b13cd065edabeb56c","isrc":"USUM71211161","name":"Venus In Furs - Alternative Version","registered_at":"2026-06-26T12:53:43Z","spotify_id":"2sR9d6FF5b2emVRnkG2yhG","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbda04c19b2f862ce426d3392746c485113f7e920a023943b13cd065edabeb56c. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2sR9d6FF5b2emVRnkG2yhG.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2sR9d6FF5b2emVRnkG2yhG.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0xbda04c19b2f862ce426d3392746c485113f7e920a023943b13cd065edabeb56c","isrc":"USUM71211161","name":"Venus In Furs - Alternative Version","registered_at":"2026-06-26T12:53:43Z","spotify_id":"2sR9d6FF5b2emVRnkG2yhG","type":"track"}

There She Goes Again
type: MusicRecording
duration: PT2M41S
duration ms: 161026
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USPR36702766
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T10:10:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x83321087a322db5038826af7e448ccc04ca76af4cabe7342d0290efa73dd36b9
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/0dhai9DcNDLnmzuvEiaYO5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0dhai9DcNDLnmzuvEiaYO5
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x83321087a322db5038826af7e448ccc04ca76af4cabe7342d0290efa73dd36b9","isrc":"USPR36702766","name":"There She Goes Again","registered_at":"2026-06-04T10:10:01Z","spotify_id":"0dhai9DcNDLnmzuvEiaYO5","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83321087a322db5038826af7e448ccc04ca76af4cabe7342d0290efa73dd36b9. 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/0dhai9DcNDLnmzuvEiaYO5.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0dhai9DcNDLnmzuvEiaYO5.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x83321087a322db5038826af7e448ccc04ca76af4cabe7342d0290efa73dd36b9","isrc":"USPR36702766","name":"There She Goes Again","registered_at":"2026-06-04T10:10:01Z","spotify_id":"0dhai9DcNDLnmzuvEiaYO5","type":"track"}

Waiting For The Man - Alternative Version
type: MusicRecording
duration: PT4M10S
duration ms: 250093
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71211162

I'll Be Your Mirror
type: MusicRecording
duration: PT2M14S
duration ms: 134040
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USPR36702767
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T18:30:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbc8a8a7806bc0e9efd9fa68d75efa0179009cf34f35875de79d5071bf9799121
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7mgQok5XiPAqndci84Zr7p.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7mgQok5XiPAqndci84Zr7p
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbc8a8a7806bc0e9efd9fa68d75efa0179009cf34f35875de79d5071bf9799121","isrc":"USPR36702767","name":"I'll Be Your Mirror","registered_at":"2026-06-01T18:30:34Z","spotify_id":"7mgQok5XiPAqndci84Zr7p","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc8a8a7806bc0e9efd9fa68d75efa0179009cf34f35875de79d5071bf9799121. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7mgQok5XiPAqndci84Zr7p.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7mgQok5XiPAqndci84Zr7p.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xbc8a8a7806bc0e9efd9fa68d75efa0179009cf34f35875de79d5071bf9799121","isrc":"USPR36702767","name":"I'll Be Your Mirror","registered_at":"2026-06-01T18:30:34Z","spotify_id":"7mgQok5XiPAqndci84Zr7p","type":"track"}

Run Run Run - Alternative Mix
type: MusicRecording
duration: PT4M23S
duration ms: 263706
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71211164

The Black Angel's Death Song
type: MusicRecording
duration: PT3M12S
duration ms: 192053
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USPR36702768
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T13:48:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa6aecaae189e19ab5344840f4dc0fce7c155fc40d37b0f42c5268aea8abce709
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2r8omSG8TCJXy9tzPi1aNs.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2r8omSG8TCJXy9tzPi1aNs
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa6aecaae189e19ab5344840f4dc0fce7c155fc40d37b0f42c5268aea8abce709","isrc":"USPR36702768","name":"The Black Angel's Death Song","registered_at":"2026-06-04T13:48:47Z","spotify_id":"2r8omSG8TCJXy9tzPi1aNs","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6aecaae189e19ab5344840f4dc0fce7c155fc40d37b0f42c5268aea8abce709. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2r8omSG8TCJXy9tzPi1aNs.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2r8omSG8TCJXy9tzPi1aNs.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0xa6aecaae189e19ab5344840f4dc0fce7c155fc40d37b0f42c5268aea8abce709","isrc":"USPR36702768","name":"The Black Angel's Death Song","registered_at":"2026-06-04T13:48:47Z","spotify_id":"2r8omSG8TCJXy9tzPi1aNs","type":"track"}

Walk Alone - The Factory Rehearsal
type: MusicRecording
duration: PT3M27S
duration ms: 207840
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71211165

European Son
type: MusicRecording
duration: PT7M47S
duration ms: 467240
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USPR36702769
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T15:55:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x334c34c80800cb879b161e57a14942cc3b250d46cb58215d24c0a1e624907ecf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7pFznsNR8N4sRaE7AQPKez.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7pFznsNR8N4sRaE7AQPKez
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x334c34c80800cb879b161e57a14942cc3b250d46cb58215d24c0a1e624907ecf","isrc":"USPR36702769","name":"European Son","registered_at":"2026-06-04T15:55:20Z","spotify_id":"7pFznsNR8N4sRaE7AQPKez","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x334c34c80800cb879b161e57a14942cc3b250d46cb58215d24c0a1e624907ecf. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7pFznsNR8N4sRaE7AQPKez.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7pFznsNR8N4sRaE7AQPKez.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0x334c34c80800cb879b161e57a14942cc3b250d46cb58215d24c0a1e624907ecf","isrc":"USPR36702769","name":"European Son","registered_at":"2026-06-04T15:55:20Z","spotify_id":"7pFznsNR8N4sRaE7AQPKez","type":"track"}

Crackin' Up / Venus In Furs - The Factory Rehearsal
type: MusicRecording
duration: PT3M52S
duration ms: 232960
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71211166

All Tomorrow's Parties - Alternate Single Voice Version
type: MusicRecording
duration: PT5M57S
duration ms: 357640
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71210621
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T20:42:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3f68fc38160f90fcff0f33226caba559a7db535087aea7a143a9490c50df8af5
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/68mMiMj0HGy1MCHshXVxGA.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/68mMiMj0HGy1MCHshXVxGA
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3f68fc38160f90fcff0f33226caba559a7db535087aea7a143a9490c50df8af5","isrc":"USUM71210621","name":"All Tomorrow's Parties - Alternate Single Voice Version","registered_at":"2026-06-20T20:42:09Z","spotify_id":"68mMiMj0HGy1MCHshXVxGA","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f68fc38160f90fcff0f33226caba559a7db535087aea7a143a9490c50df8af5. 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/68mMiMj0HGy1MCHshXVxGA.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/68mMiMj0HGy1MCHshXVxGA.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x3f68fc38160f90fcff0f33226caba559a7db535087aea7a143a9490c50df8af5","isrc":"USUM71210621","name":"All Tomorrow's Parties - Alternate Single Voice Version","registered_at":"2026-06-20T20:42:09Z","spotify_id":"68mMiMj0HGy1MCHshXVxGA","type":"track"}

Miss Joanie Lee - The Factory Rehearsal
type: MusicRecording
duration: PT11M49S
duration ms: 709853
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71211167

European Son - Alternate Version
type: MusicRecording
duration: PT9M6S
duration ms: 546693
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71210622
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T12:57:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0239e763d9bfdf53df3397b2772678bfa3cb53ce8913517a222487919a904f0d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/772BYaPCyWdLLPuBMrUZjS.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/772BYaPCyWdLLPuBMrUZjS
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0239e763d9bfdf53df3397b2772678bfa3cb53ce8913517a222487919a904f0d","isrc":"USUM71210622","name":"European Son - Alternate Version","registered_at":"2026-06-26T12:57:28Z","spotify_id":"772BYaPCyWdLLPuBMrUZjS","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0239e763d9bfdf53df3397b2772678bfa3cb53ce8913517a222487919a904f0d. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/772BYaPCyWdLLPuBMrUZjS.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/772BYaPCyWdLLPuBMrUZjS.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0x0239e763d9bfdf53df3397b2772678bfa3cb53ce8913517a222487919a904f0d","isrc":"USUM71210622","name":"European Son - Alternate Version","registered_at":"2026-06-26T12:57:28Z","spotify_id":"772BYaPCyWdLLPuBMrUZjS","type":"track"}

Heroin - The Factory Rehearsal
type: MusicRecording
duration: PT6M15S
duration ms: 375120
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71211170

Heroin - Alternate Version
type: MusicRecording
duration: PT6M17S
duration ms: 377853
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71210627
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T00:50:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0b560bfa6236e01d0d177134540403aa0bf75ad1623842e0a0be03674ea6a957
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/4iT4XxxH0W1SwSo08pQSBO.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4iT4XxxH0W1SwSo08pQSBO
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0b560bfa6236e01d0d177134540403aa0bf75ad1623842e0a0be03674ea6a957","isrc":"USUM71210627","name":"Heroin - Alternate Version","registered_at":"2026-06-23T00:50:53Z","spotify_id":"4iT4XxxH0W1SwSo08pQSBO","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b560bfa6236e01d0d177134540403aa0bf75ad1623842e0a0be03674ea6a957. 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/4iT4XxxH0W1SwSo08pQSBO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4iT4XxxH0W1SwSo08pQSBO.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x0b560bfa6236e01d0d177134540403aa0bf75ad1623842e0a0be03674ea6a957","isrc":"USUM71210627","name":"Heroin - Alternate Version","registered_at":"2026-06-23T00:50:53Z","spotify_id":"4iT4XxxH0W1SwSo08pQSBO","type":"track"}

There She Goes Again - The Factory Rehearsal
type: MusicRecording
duration: PT2M9S
duration ms: 129412
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71211171

All Tomorrow's Parties - Alternate Instrumental Mix
type: MusicRecording
duration: PT5M51S
duration ms: 351960
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71210631
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-28T04:08:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x78fa7d36ca75477fbbadfab2451373490f71dcd6f705600cff2ad9d62682a231
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956375
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956375
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1OnqFUXMx4GFKJt7VMdISA.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1OnqFUXMx4GFKJt7VMdISA
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T16:51:38Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x78fa7d36ca75477fbbadfab2451373490f71dcd6f705600cff2ad9d62682a231","isrc":"USUM71210631","name":"All Tomorrow's Parties - Alternate Instrumental Mix","registered_at":"2026-06-28T04:08:51Z","spotify_id":"1OnqFUXMx4GFKJt7VMdISA","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78fa7d36ca75477fbbadfab2451373490f71dcd6f705600cff2ad9d62682a231. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1OnqFUXMx4GFKJt7VMdISA.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1OnqFUXMx4GFKJt7VMdISA.
  date published: 2026-07-02T16:51:38Z
  text: {"copyright_id":"0x78fa7d36ca75477fbbadfab2451373490f71dcd6f705600cff2ad9d62682a231","isrc":"USUM71210631","name":"All Tomorrow's Parties - Alternate Instrumental Mix","registered_at":"2026-06-28T04:08:51Z","spotify_id":"1OnqFUXMx4GFKJt7VMdISA","type":"track"}

There She Goes Again - The Factory Rehearsal
type: MusicRecording
duration: PT2M55S
duration ms: 175546
explicit: false
by artist: The Velvet Underground
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71211172

I'll Be Your Mirror - Alternate Mix
type: MusicRecording
duration: PT2M20S
duration ms: 140346
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary (Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71210636
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T12:56:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x57c3937eeaa75ab482962a3f24d56ff517f0d4c08f332ce21e28eb7455019caa
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6z4l0xpv2VEZP2RAnSKr9P.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6z4l0xpv2VEZP2RAnSKr9P
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x57c3937eeaa75ab482962a3f24d56ff517f0d4c08f332ce21e28eb7455019caa","isrc":"USUM71210636","name":"I'll Be Your Mirror - Alternate Mix","registered_at":"2026-06-26T12:56:40Z","spotify_id":"6z4l0xpv2VEZP2RAnSKr9P","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57c3937eeaa75ab482962a3f24d56ff517f0d4c08f332ce21e28eb7455019caa. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6z4l0xpv2VEZP2RAnSKr9P.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6z4l0xpv2VEZP2RAnSKr9P.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0x57c3937eeaa75ab482962a3f24d56ff517f0d4c08f332ce21e28eb7455019caa","isrc":"USUM71210636","name":"I'll Be Your Mirror - Alternate Mix","registered_at":"2026-06-26T12:56:40Z","spotify_id":"6z4l0xpv2VEZP2RAnSKr9P","type":"track"}

The Velvet Underground & Nico 45th Anniversary
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date published: 1967-03-12
track: Sunday Morning
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  subject of: OpenTimestamps Proof of Existence
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track: I'm Waiting For The Man
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  subject of: OpenTimestamps Proof of Existence
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track: Femme Fatale
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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track: Venus In Furs
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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track: Run Run Run
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  subject of: OpenTimestamps Proof of Existence
track: All Tomorrow's Parties
track: Heroin
track: There She Goes Again
track: I'll Be Your Mirror
track: The Black Angel's Death Song
track: European Son

The Velvet Underground
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Nico
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The Velvet Underground & Nico 45th Anniversary
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date published: 1967-03-12

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ac1619a43a43fb3edc12e0bace607b27f5f388922a59e5a6fbcb1542825ca68. 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/2J8Mbdpem8CiSZKRoZOIeG.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2J8Mbdpem8CiSZKRoZOIeG.
date published: 2026-06-13T12:47:07Z
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All Tomorrow's Parties
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-06-13T15:41:10Z
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Heroin
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additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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There She Goes Again
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additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x83321087a322db5038826af7e448ccc04ca76af4cabe7342d0290efa73dd36b9","isrc":"USPR36702766","name":"There She Goes Again","registered_at":"2026-06-04T10:10:01Z","spotify_id":"7qOVMMY0couqt76ObwY947","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83321087a322db5038826af7e448ccc04ca76af4cabe7342d0290efa73dd36b9. 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/7qOVMMY0couqt76ObwY947.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7qOVMMY0couqt76ObwY947.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x83321087a322db5038826af7e448ccc04ca76af4cabe7342d0290efa73dd36b9","isrc":"USPR36702766","name":"There She Goes Again","registered_at":"2026-06-04T10:10:01Z","spotify_id":"7qOVMMY0couqt76ObwY947","type":"track"}

I'll Be Your Mirror
type: MusicRecording
duration: PT2M14S
duration ms: 134040
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USPR36702767
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T18:30:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbc8a8a7806bc0e9efd9fa68d75efa0179009cf34f35875de79d5071bf9799121
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/4PINSJIlBWsnVeveicq1S8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4PINSJIlBWsnVeveicq1S8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbc8a8a7806bc0e9efd9fa68d75efa0179009cf34f35875de79d5071bf9799121","isrc":"USPR36702767","name":"I'll Be Your Mirror","registered_at":"2026-06-01T18:30:34Z","spotify_id":"4PINSJIlBWsnVeveicq1S8","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc8a8a7806bc0e9efd9fa68d75efa0179009cf34f35875de79d5071bf9799121. 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/4PINSJIlBWsnVeveicq1S8.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4PINSJIlBWsnVeveicq1S8.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xbc8a8a7806bc0e9efd9fa68d75efa0179009cf34f35875de79d5071bf9799121","isrc":"USPR36702767","name":"I'll Be Your Mirror","registered_at":"2026-06-01T18:30:34Z","spotify_id":"4PINSJIlBWsnVeveicq1S8","type":"track"}

The Black Angel's Death Song
type: MusicRecording
duration: PT3M12S
duration ms: 192053
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USPR36702768
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T13:48:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa6aecaae189e19ab5344840f4dc0fce7c155fc40d37b0f42c5268aea8abce709
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/2g4LWy7YxrbWYA2RJP8nFk.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2g4LWy7YxrbWYA2RJP8nFk
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa6aecaae189e19ab5344840f4dc0fce7c155fc40d37b0f42c5268aea8abce709","isrc":"USPR36702768","name":"The Black Angel's Death Song","registered_at":"2026-06-04T13:48:47Z","spotify_id":"2g4LWy7YxrbWYA2RJP8nFk","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6aecaae189e19ab5344840f4dc0fce7c155fc40d37b0f42c5268aea8abce709. 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/2g4LWy7YxrbWYA2RJP8nFk.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2g4LWy7YxrbWYA2RJP8nFk.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xa6aecaae189e19ab5344840f4dc0fce7c155fc40d37b0f42c5268aea8abce709","isrc":"USPR36702768","name":"The Black Angel's Death Song","registered_at":"2026-06-04T13:48:47Z","spotify_id":"2g4LWy7YxrbWYA2RJP8nFk","type":"track"}

European Son
type: MusicRecording
duration: PT7M47S
duration ms: 467693
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USPR36702769
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T15:55:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x334c34c80800cb879b161e57a14942cc3b250d46cb58215d24c0a1e624907ecf
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/1NbgM9deOElsjyWeAmP1qg.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1NbgM9deOElsjyWeAmP1qg
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x334c34c80800cb879b161e57a14942cc3b250d46cb58215d24c0a1e624907ecf","isrc":"USPR36702769","name":"European Son","registered_at":"2026-06-04T15:55:20Z","spotify_id":"1NbgM9deOElsjyWeAmP1qg","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x334c34c80800cb879b161e57a14942cc3b250d46cb58215d24c0a1e624907ecf. 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/1NbgM9deOElsjyWeAmP1qg.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1NbgM9deOElsjyWeAmP1qg.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x334c34c80800cb879b161e57a14942cc3b250d46cb58215d24c0a1e624907ecf","isrc":"USPR36702769","name":"European Son","registered_at":"2026-06-04T15:55:20Z","spotify_id":"1NbgM9deOElsjyWeAmP1qg","type":"track"}

The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
type: MusicAlbum
date published: 1967-03-12
track: Sunday Morning
  type: MusicRecording
  duration: PT2M55S
  duration ms: 175813
  explicit: false
  by artist: The Velvet Underground
  by artist: Nico
  in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
    type: MusicAlbum
    date published: 1967-03-12
  isrc code: USPR36702759
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-01T10:32:26+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xdf9eee1a059aab460e73d58c098a4d1c8a0e5e7535c71e700211323f5cf2768d
  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/5BdKDydfSmYVmiZTRTT8Ku.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5BdKDydfSmYVmiZTRTT8Ku
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xdf9eee1a059aab460e73d58c098a4d1c8a0e5e7535c71e700211323f5cf2768d","isrc":"USPR36702759","name":"Sunday Morning","registered_at":"2026-06-01T10:32:26Z","spotify_id":"5BdKDydfSmYVmiZTRTT8Ku","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf9eee1a059aab460e73d58c098a4d1c8a0e5e7535c71e700211323f5cf2768d. 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/5BdKDydfSmYVmiZTRTT8Ku.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5BdKDydfSmYVmiZTRTT8Ku.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0xdf9eee1a059aab460e73d58c098a4d1c8a0e5e7535c71e700211323f5cf2768d","isrc":"USPR36702759","name":"Sunday Morning","registered_at":"2026-06-01T10:32:26Z","spotify_id":"5BdKDydfSmYVmiZTRTT8Ku","type":"track"}
track: Sunday Morning - Mono
  type: MusicRecording
  duration: PT2M55S
  duration ms: 175160
  explicit: false
  by artist: The Velvet Underground
  in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
    type: MusicAlbum
    date published: 1967-03-12
  isrc code: USUR10400975
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T02:19:12+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4d7dfe07b816c9227a9c36d2f9ccea1d739df7c382cccc390af7fb842157e645
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956312
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1ErakbvzNqDwgjd3cIZfUM.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1ErakbvzNqDwgjd3cIZfUM
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x4d7dfe07b816c9227a9c36d2f9ccea1d739df7c382cccc390af7fb842157e645","isrc":"USUR10400975","name":"Sunday Morning - Mono","registered_at":"2026-06-24T02:19:12Z","spotify_id":"1ErakbvzNqDwgjd3cIZfUM","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d7dfe07b816c9227a9c36d2f9ccea1d739df7c382cccc390af7fb842157e645. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1ErakbvzNqDwgjd3cIZfUM.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1ErakbvzNqDwgjd3cIZfUM.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0x4d7dfe07b816c9227a9c36d2f9ccea1d739df7c382cccc390af7fb842157e645","isrc":"USUR10400975","name":"Sunday Morning - Mono","registered_at":"2026-06-24T02:19:12Z","spotify_id":"1ErakbvzNqDwgjd3cIZfUM","type":"track"}
track: The Fairest Of The Seasons
  type: MusicRecording
  duration: PT4M10S
  duration ms: 250680
  explicit: false
  by artist: Nico
  in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
    type: MusicAlbum
    date published: 1967-03-12
  isrc code: USF096625380
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T08:37:07+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x240187e6404cfcc87d34d96ecfa82752dc88214533335a678d4daf96a85b0750
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956349
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956349
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/0wAGj5knxG67AYy3cEtk7u.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0wAGj5knxG67AYy3cEtk7u
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:34:59Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x240187e6404cfcc87d34d96ecfa82752dc88214533335a678d4daf96a85b0750","isrc":"USF096625380","name":"The Fairest Of The Seasons","registered_at":"2026-06-04T08:37:07Z","spotify_id":"0wAGj5knxG67AYy3cEtk7u","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x240187e6404cfcc87d34d96ecfa82752dc88214533335a678d4daf96a85b0750. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0wAGj5knxG67AYy3cEtk7u.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0wAGj5knxG67AYy3cEtk7u.
    date published: 2026-07-02T11:34:59Z
    text: {"copyright_id":"0x240187e6404cfcc87d34d96ecfa82752dc88214533335a678d4daf96a85b0750","isrc":"USF096625380","name":"The Fairest Of The Seasons","registered_at":"2026-06-04T08:37:07Z","spotify_id":"0wAGj5knxG67AYy3cEtk7u","type":"track"}
track: European Son - Alternative Version
  type: MusicRecording
  duration: PT9M2S
  duration ms: 542546
  explicit: false
  by artist: The Velvet Underground
  by artist: Nico
  in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
    type: MusicAlbum
    date published: 1967-03-12
  isrc code: USUM71211155
track: I'm Waiting For The Man
  type: MusicRecording
  duration: PT4M39S
  duration ms: 279520
  explicit: false
  by artist: The Velvet Underground
  by artist: Nico
  in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
    type: MusicAlbum
    date published: 1967-03-12
  isrc code: USPR36702760
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-04T03:25:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x132aaa06ef97db19fcd71db52b7fec5a2ad984348cc15e68906f0697ab85b6f4
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956302
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/0sJTrjOEyxt0k3pn1FiQUb.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0sJTrjOEyxt0k3pn1FiQUb
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x132aaa06ef97db19fcd71db52b7fec5a2ad984348cc15e68906f0697ab85b6f4","isrc":"USPR36702760","name":"I'm Waiting For The Man","registered_at":"2026-06-04T03:25:11Z","spotify_id":"0sJTrjOEyxt0k3pn1FiQUb","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
track: I'm Waiting For The Man - Mono
track: These Days
track: Black Angel's Death Song - Alternative Mix
track: Femme Fatale
track: Femme Fatale - Mono
track: Little Sister
track: All Tomorrow's Parties - Alternative Version
track: Venus In Furs
track: Venus In Furs - Mono
track: Winter Song
track: I'll Be Your Mirror - Alternative Version
track: Run Run Run
track: Run Run Run - Mono
track: It Was A Pleasure Then
track: Heroin - Alternative Version
track: All Tomorrow's Parties
track: All Tomorrow's Parties - Mono
track: Chelsea Girls
track: Femme Fatale - Alternative Mix
track: Heroin
track: Heroin - Mono
track: I'll Keep It With Mine
track: Venus In Furs - Alternative Version
track: There She Goes Again
track: There She Goes Again - Mono
track: Somewhere There's A Feather
track: Waiting For The Man - Alternative Version
track: I'll Be Your Mirror
track: I'll Be Your Mirror - Mono
track: Wrap Your Troubles In Dreams
track: Run Run Run - Alternative Mix
track: The Black Angel's Death Song
track: Black Angel's Death Song - Mono
track: Eulogy To Lenny Bruce
track: European Son
track: European Son - Mono
track: All Tomorrow's Parties - Alternate Single Voice Version
track: All Tomorrow's Parties - Mono Single
track: European Son - Alternate Version
track: I'll Be Your Mirror - Mono Single - Alternate Ending
track: Heroin - Alternate Version
track: Sunday Morning - Mono Single - Alternate Mix
track: All Tomorrow's Parties - Alternate Instrumental Mix
track: Femme Fatale - Mono Single
track: I'll Be Your Mirror - Alternate Mix

OpenTimestamps Proof of Existence
type: DigitalDocument
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date published: 2026-07-02T03:30:09Z
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I'm Waiting For The Man - Mono
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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These Days
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57445bd6500a4ac133dd5ad9c8d89561e51c01e4734221ce09b14be3fbb886fe. 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/1KPJa1cPXZT1odI2nkkkaZ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1KPJa1cPXZT1odI2nkkkaZ.
  date published: 2026-06-13T17:25:41Z
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Black Angel's Death Song - Alternative Mix
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by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
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isrc code: USUM71211156

Femme Fatale
type: MusicRecording
duration: PT2M39S
duration ms: 159000
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
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Femme Fatale - Mono
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duration: PT2M38S
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in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
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  date published: 2026-07-02T03:55:08Z
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Little Sister
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
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  date published: 2026-07-08T03:22:41Z
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All Tomorrow's Parties - Alternative Version
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by artist: Nico
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isrc code: USUM71211157

Venus In Furs
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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Venus In Furs - Mono
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Winter Song
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I'll Be Your Mirror - Alternative Version
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  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6jeCyGmWLAChHuv6H9bUoi
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1eafea73196cd1b982bdc7c1270ecbf665df3c060170a5b1612f81ca8b7d6a78","isrc":"USUM71211158","name":"I'll Be Your Mirror - Alternative Version","registered_at":"2026-06-26T12:53:49Z","spotify_id":"6jeCyGmWLAChHuv6H9bUoi","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1eafea73196cd1b982bdc7c1270ecbf665df3c060170a5b1612f81ca8b7d6a78. 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/6jeCyGmWLAChHuv6H9bUoi.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6jeCyGmWLAChHuv6H9bUoi.
  date published: 2026-07-08T03:53:27Z
  text: {"copyright_id":"0x1eafea73196cd1b982bdc7c1270ecbf665df3c060170a5b1612f81ca8b7d6a78","isrc":"USUM71211158","name":"I'll Be Your Mirror - Alternative Version","registered_at":"2026-06-26T12:53:49Z","spotify_id":"6jeCyGmWLAChHuv6H9bUoi","type":"track"}

Run Run Run
type: MusicRecording
duration: PT4M22S
duration ms: 262360
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USPR36702763
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T10:25:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4ac1619a43a43fb3edc12e0bace607b27f5f388922a59e5a6fbcb1542825ca68
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/5HSTzkRI1sWGIMnWp2rAeT.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5HSTzkRI1sWGIMnWp2rAeT
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4ac1619a43a43fb3edc12e0bace607b27f5f388922a59e5a6fbcb1542825ca68","isrc":"USPR36702763","name":"Run Run Run","registered_at":"2026-06-04T10:25:15Z","spotify_id":"5HSTzkRI1sWGIMnWp2rAeT","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ac1619a43a43fb3edc12e0bace607b27f5f388922a59e5a6fbcb1542825ca68. 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/5HSTzkRI1sWGIMnWp2rAeT.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5HSTzkRI1sWGIMnWp2rAeT.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x4ac1619a43a43fb3edc12e0bace607b27f5f388922a59e5a6fbcb1542825ca68","isrc":"USPR36702763","name":"Run Run Run","registered_at":"2026-06-04T10:25:15Z","spotify_id":"5HSTzkRI1sWGIMnWp2rAeT","type":"track"}

Run Run Run - Mono
type: MusicRecording
duration: PT4M24S
duration ms: 264240
explicit: false
by artist: The Velvet Underground
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUR10200345
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T13:06:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xae2f2ad4a032a6dcfa76800b72fde7f98073533dc6fba64a52e22fa0f13fa788
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1TXqCSFApRRmpHUZ9fx2vB.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1TXqCSFApRRmpHUZ9fx2vB
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xae2f2ad4a032a6dcfa76800b72fde7f98073533dc6fba64a52e22fa0f13fa788","isrc":"USUR10200345","name":"Run Run Run - Mono","registered_at":"2026-06-25T13:06:04Z","spotify_id":"1TXqCSFApRRmpHUZ9fx2vB","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae2f2ad4a032a6dcfa76800b72fde7f98073533dc6fba64a52e22fa0f13fa788. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1TXqCSFApRRmpHUZ9fx2vB.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1TXqCSFApRRmpHUZ9fx2vB.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0xae2f2ad4a032a6dcfa76800b72fde7f98073533dc6fba64a52e22fa0f13fa788","isrc":"USUR10200345","name":"Run Run Run - Mono","registered_at":"2026-06-25T13:06:04Z","spotify_id":"1TXqCSFApRRmpHUZ9fx2vB","type":"track"}

It Was A Pleasure Then
type: MusicRecording
duration: PT8M6S
duration ms: 486373
explicit: false
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USPR36702770
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T11:38:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x61aaa3402eba706722ca97591de594384dd870ccff5cb3e61618eaa5ecfcd717
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/04idQ1ZtImEzQkQARmCxG1.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/04idQ1ZtImEzQkQARmCxG1
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x61aaa3402eba706722ca97591de594384dd870ccff5cb3e61618eaa5ecfcd717","isrc":"USPR36702770","name":"It Was A Pleasure Then","registered_at":"2026-06-07T11:38:37Z","spotify_id":"04idQ1ZtImEzQkQARmCxG1","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61aaa3402eba706722ca97591de594384dd870ccff5cb3e61618eaa5ecfcd717. 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/04idQ1ZtImEzQkQARmCxG1.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/04idQ1ZtImEzQkQARmCxG1.
  date published: 2026-07-08T03:22:41Z
  text: {"copyright_id":"0x61aaa3402eba706722ca97591de594384dd870ccff5cb3e61618eaa5ecfcd717","isrc":"USPR36702770","name":"It Was A Pleasure Then","registered_at":"2026-06-07T11:38:37Z","spotify_id":"04idQ1ZtImEzQkQARmCxG1","type":"track"}

Heroin - Alternative Version
type: MusicRecording
duration: PT6M16S
duration ms: 376600
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71211159

All Tomorrow's Parties
type: MusicRecording
duration: PT5M59S
duration ms: 359680
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USPR36702764
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T09:38:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3cc1e62944852cc9a9b0d4d64f0b0e0959ff5c4f59ee8fda0cbb9c4b7d5a9b4e
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/1N1vNR8C8SfY0UoyhVXeWm.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1N1vNR8C8SfY0UoyhVXeWm
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3cc1e62944852cc9a9b0d4d64f0b0e0959ff5c4f59ee8fda0cbb9c4b7d5a9b4e","isrc":"USPR36702764","name":"All Tomorrow's Parties","registered_at":"2026-06-04T09:38:56Z","spotify_id":"1N1vNR8C8SfY0UoyhVXeWm","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3cc1e62944852cc9a9b0d4d64f0b0e0959ff5c4f59ee8fda0cbb9c4b7d5a9b4e. 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/1N1vNR8C8SfY0UoyhVXeWm.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1N1vNR8C8SfY0UoyhVXeWm.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x3cc1e62944852cc9a9b0d4d64f0b0e0959ff5c4f59ee8fda0cbb9c4b7d5a9b4e","isrc":"USPR36702764","name":"All Tomorrow's Parties","registered_at":"2026-06-04T09:38:56Z","spotify_id":"1N1vNR8C8SfY0UoyhVXeWm","type":"track"}

All Tomorrow's Parties - Mono
type: MusicRecording
duration: PT6M0S
duration ms: 360226
explicit: false
by artist: The Velvet Underground
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUR10200336

Chelsea Girls
type: MusicRecording
duration: PT7M27S
duration ms: 447173
explicit: false
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USPR36702771
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T20:36:55+00:00

Femme Fatale - Alternative Mix
type: MusicRecording
duration: PT2M35S
duration ms: 155906
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71211160
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-28T04:07:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x85125525513c376b3c77138629ff5152a4b08eb9bbe5859159a08b87330e4a0a
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/1LmFUgQSSdwvUldgoxUVrI.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1LmFUgQSSdwvUldgoxUVrI
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x85125525513c376b3c77138629ff5152a4b08eb9bbe5859159a08b87330e4a0a","isrc":"USUM71211160","name":"Femme Fatale - Alternative Mix","registered_at":"2026-06-28T04:07:25Z","spotify_id":"1LmFUgQSSdwvUldgoxUVrI","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85125525513c376b3c77138629ff5152a4b08eb9bbe5859159a08b87330e4a0a. 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/1LmFUgQSSdwvUldgoxUVrI.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1LmFUgQSSdwvUldgoxUVrI.
  date published: 2026-07-08T03:22:41Z
  text: {"copyright_id":"0x85125525513c376b3c77138629ff5152a4b08eb9bbe5859159a08b87330e4a0a","isrc":"USUM71211160","name":"Femme Fatale - Alternative Mix","registered_at":"2026-06-28T04:07:25Z","spotify_id":"1LmFUgQSSdwvUldgoxUVrI","type":"track"}

Heroin
type: MusicRecording
duration: PT7M13S
duration ms: 433573
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USPR36702765
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T04:00:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1d095224f34ce26be412e9817286076c028a3505741c93225423f0c1b6f9d4b0
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/4v9QRdmFgKGSJCnShJwvxi.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4v9QRdmFgKGSJCnShJwvxi
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d095224f34ce26be412e9817286076c028a3505741c93225423f0c1b6f9d4b0. 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/4v9QRdmFgKGSJCnShJwvxi.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4v9QRdmFgKGSJCnShJwvxi.
  date published: 2026-06-13T17:25:41Z

Heroin - Mono
type: MusicRecording
duration: PT7M14S
duration ms: 434226
explicit: false
by artist: The Velvet Underground
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUR10200341

I'll Keep It With Mine
type: MusicRecording
duration: PT3M21S
duration ms: 201653
explicit: false
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USF096625440
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T11:29:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9e3e6bd32c8a6e65b3f5a41de0404d021a8e766ea0735401a6c19bf902e431c7
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/25ALtWAFTsyTa1phFSKYWw.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/25ALtWAFTsyTa1phFSKYWw
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T07:53:57Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9e3e6bd32c8a6e65b3f5a41de0404d021a8e766ea0735401a6c19bf902e431c7","isrc":"USF096625440","name":"I'll Keep It With Mine","registered_at":"2026-06-04T11:29:55Z","spotify_id":"25ALtWAFTsyTa1phFSKYWw","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e3e6bd32c8a6e65b3f5a41de0404d021a8e766ea0735401a6c19bf902e431c7. 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/25ALtWAFTsyTa1phFSKYWw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/25ALtWAFTsyTa1phFSKYWw.
  date published: 2026-07-06T07:53:57Z
  text: {"copyright_id":"0x9e3e6bd32c8a6e65b3f5a41de0404d021a8e766ea0735401a6c19bf902e431c7","isrc":"USF096625440","name":"I'll Keep It With Mine","registered_at":"2026-06-04T11:29:55Z","spotify_id":"25ALtWAFTsyTa1phFSKYWw","type":"track"}

Venus In Furs - Alternative Version
type: MusicRecording
duration: PT4M29S
duration ms: 269466
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71211161
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T12:53:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbda04c19b2f862ce426d3392746c485113f7e920a023943b13cd065edabeb56c
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/707829ylf9OUun5W32nWSx.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/707829ylf9OUun5W32nWSx
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbda04c19b2f862ce426d3392746c485113f7e920a023943b13cd065edabeb56c","isrc":"USUM71211161","name":"Venus In Furs - Alternative Version","registered_at":"2026-06-26T12:53:43Z","spotify_id":"707829ylf9OUun5W32nWSx","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbda04c19b2f862ce426d3392746c485113f7e920a023943b13cd065edabeb56c. 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/707829ylf9OUun5W32nWSx.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/707829ylf9OUun5W32nWSx.
  date published: 2026-07-08T03:22:41Z
  text: {"copyright_id":"0xbda04c19b2f862ce426d3392746c485113f7e920a023943b13cd065edabeb56c","isrc":"USUM71211161","name":"Venus In Furs - Alternative Version","registered_at":"2026-06-26T12:53:43Z","spotify_id":"707829ylf9OUun5W32nWSx","type":"track"}

There She Goes Again
type: MusicRecording
duration: PT2M41S
duration ms: 161026
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USPR36702766
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T10:10:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x83321087a322db5038826af7e448ccc04ca76af4cabe7342d0290efa73dd36b9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7tEkizNpyFllUo2vZTxmRy.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7tEkizNpyFllUo2vZTxmRy
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x83321087a322db5038826af7e448ccc04ca76af4cabe7342d0290efa73dd36b9","isrc":"USPR36702766","name":"There She Goes Again","registered_at":"2026-06-04T10:10:01Z","spotify_id":"7tEkizNpyFllUo2vZTxmRy","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83321087a322db5038826af7e448ccc04ca76af4cabe7342d0290efa73dd36b9. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7tEkizNpyFllUo2vZTxmRy.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7tEkizNpyFllUo2vZTxmRy.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x83321087a322db5038826af7e448ccc04ca76af4cabe7342d0290efa73dd36b9","isrc":"USPR36702766","name":"There She Goes Again","registered_at":"2026-06-04T10:10:01Z","spotify_id":"7tEkizNpyFllUo2vZTxmRy","type":"track"}

There She Goes Again - Mono
type: MusicRecording
duration: PT2M41S
duration ms: 161253
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUR10200343

Somewhere There's A Feather
type: MusicRecording
duration: PT2M20S
duration ms: 140200
explicit: false
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USF096625450
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T08:53:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc546548befc71bfb81c8957c24671394637dca74477958411fdf1529c8617ac7
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/4tdiLm7YJqFqsyp8YmzAfA.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4tdiLm7YJqFqsyp8YmzAfA
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc546548befc71bfb81c8957c24671394637dca74477958411fdf1529c8617ac7","isrc":"USF096625450","name":"Somewhere There's A Feather","registered_at":"2026-06-06T08:53:55Z","spotify_id":"4tdiLm7YJqFqsyp8YmzAfA","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc546548befc71bfb81c8957c24671394637dca74477958411fdf1529c8617ac7. 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/4tdiLm7YJqFqsyp8YmzAfA.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4tdiLm7YJqFqsyp8YmzAfA.
  date published: 2026-07-08T03:20:19Z
  text: {"copyright_id":"0xc546548befc71bfb81c8957c24671394637dca74477958411fdf1529c8617ac7","isrc":"USF096625450","name":"Somewhere There's A Feather","registered_at":"2026-06-06T08:53:55Z","spotify_id":"4tdiLm7YJqFqsyp8YmzAfA","type":"track"}

Waiting For The Man - Alternative Version
type: MusicRecording
duration: PT4M10S
duration ms: 250093
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71211162

I'll Be Your Mirror
type: MusicRecording
duration: PT2M14S
duration ms: 134040
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USPR36702767
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-01T18:30:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbc8a8a7806bc0e9efd9fa68d75efa0179009cf34f35875de79d5071bf9799121
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1sSxaMBp2fNwMER4EE2Eci.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1sSxaMBp2fNwMER4EE2Eci
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbc8a8a7806bc0e9efd9fa68d75efa0179009cf34f35875de79d5071bf9799121","isrc":"USPR36702767","name":"I'll Be Your Mirror","registered_at":"2026-06-01T18:30:34Z","spotify_id":"1sSxaMBp2fNwMER4EE2Eci","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc8a8a7806bc0e9efd9fa68d75efa0179009cf34f35875de79d5071bf9799121. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1sSxaMBp2fNwMER4EE2Eci.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1sSxaMBp2fNwMER4EE2Eci.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xbc8a8a7806bc0e9efd9fa68d75efa0179009cf34f35875de79d5071bf9799121","isrc":"USPR36702767","name":"I'll Be Your Mirror","registered_at":"2026-06-01T18:30:34Z","spotify_id":"1sSxaMBp2fNwMER4EE2Eci","type":"track"}

I'll Be Your Mirror - Mono
type: MusicRecording
duration: PT2M14S
duration ms: 134573
explicit: false
by artist: The Velvet Underground
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUR10200347

Wrap Your Troubles In Dreams
type: MusicRecording
duration: PT5M10S
duration ms: 310493
explicit: false
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USF096625460
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T01:57:29+00:00

Run Run Run - Alternative Mix
type: MusicRecording
duration: PT4M23S
duration ms: 263706
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71211164

The Black Angel's Death Song
type: MusicRecording
duration: PT3M12S
duration ms: 192053
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USPR36702768
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T13:48:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa6aecaae189e19ab5344840f4dc0fce7c155fc40d37b0f42c5268aea8abce709
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0F33dTp1uO3Q9QfXxOkBws.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0F33dTp1uO3Q9QfXxOkBws
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa6aecaae189e19ab5344840f4dc0fce7c155fc40d37b0f42c5268aea8abce709","isrc":"USPR36702768","name":"The Black Angel's Death Song","registered_at":"2026-06-04T13:48:47Z","spotify_id":"0F33dTp1uO3Q9QfXxOkBws","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6aecaae189e19ab5344840f4dc0fce7c155fc40d37b0f42c5268aea8abce709. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0F33dTp1uO3Q9QfXxOkBws.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0F33dTp1uO3Q9QfXxOkBws.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0xa6aecaae189e19ab5344840f4dc0fce7c155fc40d37b0f42c5268aea8abce709","isrc":"USPR36702768","name":"The Black Angel's Death Song","registered_at":"2026-06-04T13:48:47Z","spotify_id":"0F33dTp1uO3Q9QfXxOkBws","type":"track"}

Black Angel's Death Song - Mono
type: MusicRecording
duration: PT3M13S
duration ms: 193640
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUR10200338

Eulogy To Lenny Bruce
type: MusicRecording
duration: PT3M46S
duration ms: 226400
explicit: false
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USF096625470
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T11:58:59+00:00

European Son
type: MusicRecording
duration: PT7M47S
duration ms: 467240
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USPR36702769
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T15:55:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x334c34c80800cb879b161e57a14942cc3b250d46cb58215d24c0a1e624907ecf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2twUx9hFF1r4c4FoTRTPyE.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2twUx9hFF1r4c4FoTRTPyE
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x334c34c80800cb879b161e57a14942cc3b250d46cb58215d24c0a1e624907ecf","isrc":"USPR36702769","name":"European Son","registered_at":"2026-06-04T15:55:20Z","spotify_id":"2twUx9hFF1r4c4FoTRTPyE","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x334c34c80800cb879b161e57a14942cc3b250d46cb58215d24c0a1e624907ecf. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2twUx9hFF1r4c4FoTRTPyE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2twUx9hFF1r4c4FoTRTPyE.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0x334c34c80800cb879b161e57a14942cc3b250d46cb58215d24c0a1e624907ecf","isrc":"USPR36702769","name":"European Son","registered_at":"2026-06-04T15:55:20Z","spotify_id":"2twUx9hFF1r4c4FoTRTPyE","type":"track"}

European Son - Mono
type: MusicRecording
duration: PT7M57S
duration ms: 477746
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUR10200339

All Tomorrow's Parties - Alternate Single Voice Version
type: MusicRecording
duration: PT5M57S
duration ms: 357640
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71210621
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T20:42:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3f68fc38160f90fcff0f33226caba559a7db535087aea7a143a9490c50df8af5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956375
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956375
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6ehqs3TK18RSdt1FyaIezP.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6ehqs3TK18RSdt1FyaIezP
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T16:51:38Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3f68fc38160f90fcff0f33226caba559a7db535087aea7a143a9490c50df8af5","isrc":"USUM71210621","name":"All Tomorrow's Parties - Alternate Single Voice Version","registered_at":"2026-06-20T20:42:09Z","spotify_id":"6ehqs3TK18RSdt1FyaIezP","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f68fc38160f90fcff0f33226caba559a7db535087aea7a143a9490c50df8af5. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6ehqs3TK18RSdt1FyaIezP.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6ehqs3TK18RSdt1FyaIezP.
  date published: 2026-07-02T16:51:38Z
  text: {"copyright_id":"0x3f68fc38160f90fcff0f33226caba559a7db535087aea7a143a9490c50df8af5","isrc":"USUM71210621","name":"All Tomorrow's Parties - Alternate Single Voice Version","registered_at":"2026-06-20T20:42:09Z","spotify_id":"6ehqs3TK18RSdt1FyaIezP","type":"track"}

All Tomorrow's Parties - Mono Single
type: MusicRecording
duration: PT2M51S
duration ms: 171586
explicit: false
by artist: The Velvet Underground
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71210654
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-28T04:05:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x856eddf61baee859c2adfd2056538ab2f43494b3f05bd6943e50710c12b850d2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956375
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956375
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1Ir0X1evMj3KjxgNCl1eMK.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1Ir0X1evMj3KjxgNCl1eMK
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T16:51:38Z
additional property: OTSCanonicalRecord
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x856eddf61baee859c2adfd2056538ab2f43494b3f05bd6943e50710c12b850d2. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1Ir0X1evMj3KjxgNCl1eMK.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1Ir0X1evMj3KjxgNCl1eMK.
  date published: 2026-07-02T16:51:38Z
  text: {"copyright_id":"0x856eddf61baee859c2adfd2056538ab2f43494b3f05bd6943e50710c12b850d2","isrc":"USUM71210654","name":"All Tomorrow's Parties - Mono Single","registered_at":"2026-06-28T04:05:21Z","spotify_id":"1Ir0X1evMj3KjxgNCl1eMK","type":"track"}

European Son - Alternate Version
type: MusicRecording
duration: PT9M6S
duration ms: 546693
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71210622
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T12:57:28+00:00

I'll Be Your Mirror - Mono Single - Alternate Ending
type: MusicRecording
duration: PT2M18S
duration ms: 138066
explicit: false
by artist: The Velvet Underground
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71210656

Heroin - Alternate Version
type: MusicRecording
duration: PT6M17S
duration ms: 377853
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71210627
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T00:50:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0b560bfa6236e01d0d177134540403aa0bf75ad1623842e0a0be03674ea6a957
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956375
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/445DJ8NjsdBlcxS8aTHEQI.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/445DJ8NjsdBlcxS8aTHEQI
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T16:51:38Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0b560bfa6236e01d0d177134540403aa0bf75ad1623842e0a0be03674ea6a957","isrc":"USUM71210627","name":"Heroin - Alternate Version","registered_at":"2026-06-23T00:50:53Z","spotify_id":"445DJ8NjsdBlcxS8aTHEQI","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b560bfa6236e01d0d177134540403aa0bf75ad1623842e0a0be03674ea6a957. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/445DJ8NjsdBlcxS8aTHEQI.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/445DJ8NjsdBlcxS8aTHEQI.
  date published: 2026-07-02T16:51:38Z
  text: {"copyright_id":"0x0b560bfa6236e01d0d177134540403aa0bf75ad1623842e0a0be03674ea6a957","isrc":"USUM71210627","name":"Heroin - Alternate Version","registered_at":"2026-06-23T00:50:53Z","spotify_id":"445DJ8NjsdBlcxS8aTHEQI","type":"track"}

Sunday Morning - Mono Single - Alternate Mix
type: MusicRecording
duration: PT3M13S
duration ms: 193293
explicit: false
by artist: The Velvet Underground
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71210658
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T05:21:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf0ec6f5246d194e62ea323d5a776e64cf31a3df78168a2e5bdf2c18c488fcdcf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2VxI5iilRpMK3ItxSS32bC.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2VxI5iilRpMK3ItxSS32bC
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSCanonicalRecord
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf0ec6f5246d194e62ea323d5a776e64cf31a3df78168a2e5bdf2c18c488fcdcf. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2VxI5iilRpMK3ItxSS32bC.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2VxI5iilRpMK3ItxSS32bC.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0xf0ec6f5246d194e62ea323d5a776e64cf31a3df78168a2e5bdf2c18c488fcdcf","isrc":"USUM71210658","name":"Sunday Morning - Mono Single - Alternate Mix","registered_at":"2026-06-25T05:21:53Z","spotify_id":"2VxI5iilRpMK3ItxSS32bC","type":"track"}

All Tomorrow's Parties - Alternate Instrumental Mix
type: MusicRecording
duration: PT5M51S
duration ms: 351960
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71210631
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-28T04:08:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x78fa7d36ca75477fbbadfab2451373490f71dcd6f705600cff2ad9d62682a231
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956891
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956891
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3ZkA2AD7R098kz82yRftgq.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3ZkA2AD7R098kz82yRftgq
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T07:16:32Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x78fa7d36ca75477fbbadfab2451373490f71dcd6f705600cff2ad9d62682a231","isrc":"USUM71210631","name":"All Tomorrow's Parties - Alternate Instrumental Mix","registered_at":"2026-06-28T04:08:51Z","spotify_id":"3ZkA2AD7R098kz82yRftgq","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78fa7d36ca75477fbbadfab2451373490f71dcd6f705600cff2ad9d62682a231. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3ZkA2AD7R098kz82yRftgq.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3ZkA2AD7R098kz82yRftgq.
  date published: 2026-07-06T07:16:32Z
  text: {"copyright_id":"0x78fa7d36ca75477fbbadfab2451373490f71dcd6f705600cff2ad9d62682a231","isrc":"USUM71210631","name":"All Tomorrow's Parties - Alternate Instrumental Mix","registered_at":"2026-06-28T04:08:51Z","spotify_id":"3ZkA2AD7R098kz82yRftgq","type":"track"}

Femme Fatale - Mono Single
type: MusicRecording
duration: PT2M37S
duration ms: 157226
explicit: false
by artist: The Velvet Underground
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71210659

I'll Be Your Mirror - Alternate Mix
type: MusicRecording
duration: PT2M20S
duration ms: 140346
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico (45th Anniversary / Super Deluxe Edition)
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USUM71210636
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T12:56:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x57c3937eeaa75ab482962a3f24d56ff517f0d4c08f332ce21e28eb7455019caa
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/0fZeG2XQZhn8gUYftEm7sP.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0fZeG2XQZhn8gUYftEm7sP
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x57c3937eeaa75ab482962a3f24d56ff517f0d4c08f332ce21e28eb7455019caa","isrc":"USUM71210636","name":"I'll Be Your Mirror - Alternate Mix","registered_at":"2026-06-26T12:56:40Z","spotify_id":"0fZeG2XQZhn8gUYftEm7sP","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57c3937eeaa75ab482962a3f24d56ff517f0d4c08f332ce21e28eb7455019caa. 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/0fZeG2XQZhn8gUYftEm7sP.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0fZeG2XQZhn8gUYftEm7sP.
  date published: 2026-07-06T06:56:49Z
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These Days (Slowed + Reverb)
type: MusicAlbum
date published: 2022-02-04
track: These Days - Slowed + Reverb
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  duration: PT4M23S
  duration ms: 263316
  explicit: false
  by artist: Nico
  by artist: uChill
  in album: These Days (Slowed + Reverb)
    type: MusicAlbum
    date published: 2022-02-04
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  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T12:52:46+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe87ee72e3bc0d5a8d757f96f371d5fc37550a710822e2856e1443851ceab049e
  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/2eZEXkiZmRhbFLkU7WPhDE.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2eZEXkiZmRhbFLkU7WPhDE
  additional property: OTSTimestamp
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  additional property: OTSCanonicalRecord
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe87ee72e3bc0d5a8d757f96f371d5fc37550a710822e2856e1443851ceab049e. 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/2eZEXkiZmRhbFLkU7WPhDE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2eZEXkiZmRhbFLkU7WPhDE.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0xe87ee72e3bc0d5a8d757f96f371d5fc37550a710822e2856e1443851ceab049e","isrc":"USUM72201153","name":"These Days - Slowed + Reverb","registered_at":"2026-06-24T12:52:46Z","spotify_id":"2eZEXkiZmRhbFLkU7WPhDE","type":"track"}

Drops
type: MusicAlbum
date published: 2020-10-09
track: Drops
  type: MusicRecording
  duration: PT4M38S
  duration ms: 278873
  explicit: false
  by artist: Nico
  in album: Drops
    type: MusicAlbum
    date published: 2020-10-09

BBC Peel Session 1971
type: MusicAlbum
date published: 1970-01-01
track: No One is There - BBC Peel Session 1971
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243487
  explicit: false
  by artist: Nico
  in album: BBC Peel Session 1971
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: GBYG51533001
track: Frozen Warnings - BBC Peel Session 1971
  type: MusicRecording
  duration: PT4M50S
  duration ms: 290899
  explicit: false
  by artist: Nico
  in album: BBC Peel Session 1971
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: GBYG51533002
track: Janitor of Lunacy - BBC Peel Session 1971
  type: MusicRecording
  duration: PT4M39S
  duration ms: 279457
  explicit: false
  by artist: Nico
  in album: BBC Peel Session 1971
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: GBYG51533003
track: Secret Side - BBC Peel Session 1971
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243330
  explicit: false
  by artist: Nico
  in album: BBC Peel Session 1971
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: GBYG51533004

My Funny Valentine / My Heart Is Empty
type: MusicAlbum
date published: 1985-06-28
track: My Funny Valentine
  type: MusicRecording
  duration: PT3M31S
  duration ms: 211000
  explicit: false
  by artist: Nico
  in album: My Funny Valentine / My Heart Is Empty
    type: MusicAlbum
    date published: 1985-06-28
  isrc code: GBAZP8500093
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-12T00:17:28+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x335a464cc7a239b65491cc747f0bd14b5ae09879e403ae969e5c0dd145fc5d7f
  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/67lVhnVo8i6vZI5ZXVmH9v.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/67lVhnVo8i6vZI5ZXVmH9v
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:22:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x335a464cc7a239b65491cc747f0bd14b5ae09879e403ae969e5c0dd145fc5d7f","isrc":"GBAZP8500093","name":"My Funny Valentine","registered_at":"2026-06-12T00:17:28Z","spotify_id":"67lVhnVo8i6vZI5ZXVmH9v","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x335a464cc7a239b65491cc747f0bd14b5ae09879e403ae969e5c0dd145fc5d7f. 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/67lVhnVo8i6vZI5ZXVmH9v.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/67lVhnVo8i6vZI5ZXVmH9v.
    date published: 2026-07-08T03:22:41Z
    text: {"copyright_id":"0x335a464cc7a239b65491cc747f0bd14b5ae09879e403ae969e5c0dd145fc5d7f","isrc":"GBAZP8500093","name":"My Funny Valentine","registered_at":"2026-06-12T00:17:28Z","spotify_id":"67lVhnVo8i6vZI5ZXVmH9v","type":"track"}
track: My Heart Is Empty
  type: MusicRecording
  duration: PT4M44S
  duration ms: 284240
  explicit: false
  by artist: Nico
  in album: My Funny Valentine / My Heart Is Empty
    type: MusicAlbum
    date published: 1985-06-28
  isrc code: GBAZP8500096
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T22:01:04+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x857c410bf4241526d5629a288c41b349161e6a42d3c61fd8d255a726ff16e1b4
  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/4tnKQP4HIUuz8otWl26qim.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4tnKQP4HIUuz8otWl26qim
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T08:56:20Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x857c410bf4241526d5629a288c41b349161e6a42d3c61fd8d255a726ff16e1b4","isrc":"GBAZP8500096","name":"My Heart Is Empty","registered_at":"2026-06-19T22:01:04Z","spotify_id":"4tnKQP4HIUuz8otWl26qim","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x857c410bf4241526d5629a288c41b349161e6a42d3c61fd8d255a726ff16e1b4. 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/4tnKQP4HIUuz8otWl26qim.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4tnKQP4HIUuz8otWl26qim.
    date published: 2026-07-08T08:56:20Z
    text: {"copyright_id":"0x857c410bf4241526d5629a288c41b349161e6a42d3c61fd8d255a726ff16e1b4","isrc":"GBAZP8500096","name":"My Heart Is Empty","registered_at":"2026-06-19T22:01:04Z","spotify_id":"4tnKQP4HIUuz8otWl26qim","type":"track"}

I’m Not Sayin’ / The Last Mile
type: MusicAlbum
date published: 1970-01-01
track: I'm Not Sayin' (Single Version)
  type: MusicRecording
  duration: PT2M48S
  duration ms: 168386
  explicit: false
  by artist: Nico
  in album: I’m Not Sayin’ / The Last Mile
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: GBAWA6573279
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T10:37:10+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x713bd82c9fdc0aced410adfb208a44e3e1255089edfdd5305e0d16bc3675a8a1
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953515
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953515
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/17E1MmRt0KFsmiCBiqAztA.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/17E1MmRt0KFsmiCBiqAztA
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x713bd82c9fdc0aced410adfb208a44e3e1255089edfdd5305e0d16bc3675a8a1","isrc":"GBAWA6573279","name":"I'm Not Sayin' (Single Version)","registered_at":"2026-06-07T10:37:10Z","spotify_id":"17E1MmRt0KFsmiCBiqAztA","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x713bd82c9fdc0aced410adfb208a44e3e1255089edfdd5305e0d16bc3675a8a1. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/17E1MmRt0KFsmiCBiqAztA.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/17E1MmRt0KFsmiCBiqAztA.
    date published: 2026-06-13T12:53:06Z
    text: {"copyright_id":"0x713bd82c9fdc0aced410adfb208a44e3e1255089edfdd5305e0d16bc3675a8a1","isrc":"GBAWA6573279","name":"I'm Not Sayin' (Single Version)","registered_at":"2026-06-07T10:37:10Z","spotify_id":"17E1MmRt0KFsmiCBiqAztA","type":"track"}
track: The Last Mile (Single Version)
  type: MusicRecording
  duration: PT2M24S
  duration ms: 144069
  explicit: false
  by artist: Nico
  in album: I’m Not Sayin’ / The Last Mile
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: GBAWA6573291
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T20:56:22+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x3d882d17b6d7eb9a43bf15afc3f94eb73c4693ae7886530022e37511569b45ba
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956302
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/4skuC0VtFY88jZgByFaAWX.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4skuC0VtFY88jZgByFaAWX
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x3d882d17b6d7eb9a43bf15afc3f94eb73c4693ae7886530022e37511569b45ba","isrc":"GBAWA6573291","name":"The Last Mile (Single Version)","registered_at":"2026-06-19T20:56:22Z","spotify_id":"4skuC0VtFY88jZgByFaAWX","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d882d17b6d7eb9a43bf15afc3f94eb73c4693ae7886530022e37511569b45ba. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4skuC0VtFY88jZgByFaAWX.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4skuC0VtFY88jZgByFaAWX.
    date published: 2026-07-02T03:30:09Z
    text: {"copyright_id":"0x3d882d17b6d7eb9a43bf15afc3f94eb73c4693ae7886530022e37511569b45ba","isrc":"GBAWA6573291","name":"The Last Mile (Single Version)","registered_at":"2026-06-19T20:56:22Z","spotify_id":"4skuC0VtFY88jZgByFaAWX","type":"track"}

Desertshore
type: MusicAlbum
date published: 1970-12-01
track: Janitor Of Lunacy
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243496
  explicit: false
  by artist: Nico
  in album: Desertshore
    type: MusicAlbum
    date published: 1970-12-01
  isrc code: GBCEL2303237
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T10:39:28+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd974abbb2ae9ade20af7c468199d99cacc4d4afcb755c59a2acd953a08c7f7da
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953515
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953515
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/0JGCbI7J9OcklPckE1uhSX.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0JGCbI7J9OcklPckE1uhSX
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xd974abbb2ae9ade20af7c468199d99cacc4d4afcb755c59a2acd953a08c7f7da","isrc":"GBCEL2303237","name":"Janitor Of Lunacy","registered_at":"2026-06-07T10:39:28Z","spotify_id":"0JGCbI7J9OcklPckE1uhSX","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd974abbb2ae9ade20af7c468199d99cacc4d4afcb755c59a2acd953a08c7f7da. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0JGCbI7J9OcklPckE1uhSX.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0JGCbI7J9OcklPckE1uhSX.
    date published: 2026-06-13T12:53:06Z
    text: {"copyright_id":"0xd974abbb2ae9ade20af7c468199d99cacc4d4afcb755c59a2acd953a08c7f7da","isrc":"GBCEL2303237","name":"Janitor Of Lunacy","registered_at":"2026-06-07T10:39:28Z","spotify_id":"0JGCbI7J9OcklPckE1uhSX","type":"track"}
track: The Falconer
  type: MusicRecording
  duration: PT5M42S
  duration ms: 342684
  explicit: false
  by artist: Nico
  in album: Desertshore
    type: MusicAlbum
    date published: 1970-12-01
  isrc code: GBCEL2303238
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T12:54:15+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0e5c0626b87571ebd2ad36e42da3969e91c5db2a4a5ffc12c4058f10c6db3f55
  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/7mtJ6sJCtjebWTBIh1WYdJ.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7mtJ6sJCtjebWTBIh1WYdJ
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x0e5c0626b87571ebd2ad36e42da3969e91c5db2a4a5ffc12c4058f10c6db3f55","isrc":"GBCEL2303238","name":"The Falconer","registered_at":"2026-06-09T12:54:15Z","spotify_id":"7mtJ6sJCtjebWTBIh1WYdJ","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0e5c0626b87571ebd2ad36e42da3969e91c5db2a4a5ffc12c4058f10c6db3f55. 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/7mtJ6sJCtjebWTBIh1WYdJ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7mtJ6sJCtjebWTBIh1WYdJ.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x0e5c0626b87571ebd2ad36e42da3969e91c5db2a4a5ffc12c4058f10c6db3f55","isrc":"GBCEL2303238","name":"The Falconer","registered_at":"2026-06-09T12:54:15Z","spotify_id":"7mtJ6sJCtjebWTBIh1WYdJ","type":"track"}
track: My Only Child
  type: MusicRecording
  duration: PT3M30S
  duration ms: 210637
  explicit: false
  by artist: Nico
  in album: Desertshore
    type: MusicAlbum
    date published: 1970-12-01
  isrc code: GBCEL2303239
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T01:26:54+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x08f90846f62d9a464b703542a386a9ab09075f5bbacfd0d2aff0079682bdb99d
  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/3lmMRi12aRnMHGKY2nHc0L.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3lmMRi12aRnMHGKY2nHc0L
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x08f90846f62d9a464b703542a386a9ab09075f5bbacfd0d2aff0079682bdb99d","isrc":"GBCEL2303239","name":"My Only Child","registered_at":"2026-06-10T01:26:54Z","spotify_id":"3lmMRi12aRnMHGKY2nHc0L","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08f90846f62d9a464b703542a386a9ab09075f5bbacfd0d2aff0079682bdb99d. 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/3lmMRi12aRnMHGKY2nHc0L.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3lmMRi12aRnMHGKY2nHc0L.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0x08f90846f62d9a464b703542a386a9ab09075f5bbacfd0d2aff0079682bdb99d","isrc":"GBCEL2303239","name":"My Only Child","registered_at":"2026-06-10T01:26:54Z","spotify_id":"3lmMRi12aRnMHGKY2nHc0L","type":"track"}
track: Le Petit Chevalier
  type: MusicRecording
  duration: PT1M16S
  duration ms: 76107
  explicit: false
  by artist: Nico
  in album: Desertshore
    type: MusicAlbum
    date published: 1970-12-01
  isrc code: GBCEL2303240
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T22:55:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x47df1d538220271fb6f7f09399d90321a96471cc945e2c78c95f6f02fbb44de2
  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/2GoftskgcKDfuA0rSpatzJ.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2GoftskgcKDfuA0rSpatzJ
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x47df1d538220271fb6f7f09399d90321a96471cc945e2c78c95f6f02fbb44de2","isrc":"GBCEL2303240","name":"Le Petit Chevalier","registered_at":"2026-06-09T22:55:50Z","spotify_id":"2GoftskgcKDfuA0rSpatzJ","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x47df1d538220271fb6f7f09399d90321a96471cc945e2c78c95f6f02fbb44de2. 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/2GoftskgcKDfuA0rSpatzJ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2GoftskgcKDfuA0rSpatzJ.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x47df1d538220271fb6f7f09399d90321a96471cc945e2c78c95f6f02fbb44de2","isrc":"GBCEL2303240","name":"Le Petit Chevalier","registered_at":"2026-06-09T22:55:50Z","spotify_id":"2GoftskgcKDfuA0rSpatzJ","type":"track"}
track: Abschied
  type: MusicRecording
  duration: PT3M4S
  duration ms: 184881
  explicit: false
  by artist: Nico
  in album: Desertshore
    type: MusicAlbum
    date published: 1970-12-01
  isrc code: GBCEL2303241
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Afraid
track: Mutterlein
track: All That Is My Own

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-09T22:52:39+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x721157eb0ee48db89b19d6a6d07e7953d03898b637f18ec612bc356502aa48e6

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953528

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/953528

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/53eWdgwIAatDcEhyLPaO24.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/53eWdgwIAatDcEhyLPaO24

OTSTimestamp
type: PropertyValue
value: 2026-06-13T15:41:10Z

OTSCanonicalRecord
type: PropertyValue

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x721157eb0ee48db89b19d6a6d07e7953d03898b637f18ec612bc356502aa48e6. 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/53eWdgwIAatDcEhyLPaO24.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/53eWdgwIAatDcEhyLPaO24.
date published: 2026-06-13T15:41:10Z

Afraid
type: MusicRecording
duration: PT3M30S
duration ms: 210140
explicit: false
by artist: Nico
in album: Desertshore
  type: MusicAlbum
  date published: 1970-12-01
isrc code: GBCEL2303242
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T14:23:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0c6c78609298cdb905a4b61261756cf81bf665d82070f2799707ba432764a3c8
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/4XbVSkmhMaegga3UDg5J7p.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4XbVSkmhMaegga3UDg5J7p
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0c6c78609298cdb905a4b61261756cf81bf665d82070f2799707ba432764a3c8. 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/4XbVSkmhMaegga3UDg5J7p.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4XbVSkmhMaegga3UDg5J7p.
  date published: 2026-06-13T15:41:10Z

Mutterlein
type: MusicRecording
duration: PT4M39S
duration ms: 279947
explicit: false
by artist: Nico
in album: Desertshore
  type: MusicAlbum
  date published: 1970-12-01
isrc code: GBCEL2303243
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T06:43:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5965707c8786ad6355530479a1879958d83c071e4405f33c84c7a501f5f4b008
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/4pPkJSMfrhLw5CnfAqfYz2.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4pPkJSMfrhLw5CnfAqfYz2
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T20:41:12Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5965707c8786ad6355530479a1879958d83c071e4405f33c84c7a501f5f4b008. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T20:41:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4pPkJSMfrhLw5CnfAqfYz2.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4pPkJSMfrhLw5CnfAqfYz2.
  date published: 2026-06-17T20:41:12Z

All That Is My Own
type: MusicRecording
duration: PT3M28S
duration ms: 208791
explicit: false
by artist: Nico
in album: Desertshore
  type: MusicAlbum
  date published: 1970-12-01
isrc code: GBCEL2303244
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T00:28:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x48926cff6803aa1cd5669d456d872641bd57ff3bf865a00cbed8e432e4f31b4f
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/63DJK4Zr6At3vRpMzuKz73.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/63DJK4Zr6At3vRpMzuKz73
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x48926cff6803aa1cd5669d456d872641bd57ff3bf865a00cbed8e432e4f31b4f","isrc":"GBCEL2303244","name":"All That Is My Own","registered_at":"2026-06-11T00:28:28Z","spotify_id":"63DJK4Zr6At3vRpMzuKz73","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48926cff6803aa1cd5669d456d872641bd57ff3bf865a00cbed8e432e4f31b4f. 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/63DJK4Zr6At3vRpMzuKz73.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/63DJK4Zr6At3vRpMzuKz73.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x48926cff6803aa1cd5669d456d872641bd57ff3bf865a00cbed8e432e4f31b4f","isrc":"GBCEL2303244","name":"All That Is My Own","registered_at":"2026-06-11T00:28:28Z","spotify_id":"63DJK4Zr6At3vRpMzuKz73","type":"track"}

The Marble Index
type: MusicAlbum
date published: 1968-11-01
track: Prelude
  type: MusicRecording
  duration: PT0M59S
  duration ms: 59403
  explicit: false
  by artist: Nico
  in album: The Marble Index
    type: MusicAlbum
    date published: 1968-11-01
  isrc code: GBCEL2303227
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T15:11:30+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd90a798a5b35a4e165807222b7b31dcd45a73f5fef6409e323c1fa99c90347ad
  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/5OAsiinyhIBlYxhNd8qzSR.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5OAsiinyhIBlYxhNd8qzSR
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd90a798a5b35a4e165807222b7b31dcd45a73f5fef6409e323c1fa99c90347ad. 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/5OAsiinyhIBlYxhNd8qzSR.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5OAsiinyhIBlYxhNd8qzSR.
    date published: 2026-06-13T15:41:10Z
track: Lawns Of Dawn
  type: MusicRecording
  duration: PT3M10S
  duration ms: 190736
  explicit: false
  by artist: Nico
  in album: The Marble Index
    type: MusicAlbum
    date published: 1968-11-01
  isrc code: GBCEL2303228
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T11:10:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xca92e31a9a9911a6abaee675318e53223ff5e28ae2ae00f22c6d156f9f61d00e
  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/5fqCs0jcvK1o1JlFYUWjaL.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5fqCs0jcvK1o1JlFYUWjaL
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xca92e31a9a9911a6abaee675318e53223ff5e28ae2ae00f22c6d156f9f61d00e","isrc":"GBCEL2303228","name":"Lawns Of Dawn","registered_at":"2026-06-10T11:10:50Z","spotify_id":"5fqCs0jcvK1o1JlFYUWjaL","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca92e31a9a9911a6abaee675318e53223ff5e28ae2ae00f22c6d156f9f61d00e. 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/5fqCs0jcvK1o1JlFYUWjaL.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5fqCs0jcvK1o1JlFYUWjaL.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0xca92e31a9a9911a6abaee675318e53223ff5e28ae2ae00f22c6d156f9f61d00e","isrc":"GBCEL2303228","name":"Lawns Of Dawn","registered_at":"2026-06-10T11:10:50Z","spotify_id":"5fqCs0jcvK1o1JlFYUWjaL","type":"track"}
track: No One Is There
  type: MusicRecording
  duration: PT3M35S
  duration ms: 215999
  explicit: false
  by artist: Nico
  in album: The Marble Index
    type: MusicAlbum
    date published: 1968-11-01
  isrc code: GBCEL2303229
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T11:10:40+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0536583af17210e8dcc96a87656b2a3f65a475f1b1dbd8746d8171fbef3fc442
  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/5gRlsaJcPfNruluzsAyCqH.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5gRlsaJcPfNruluzsAyCqH
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x0536583af17210e8dcc96a87656b2a3f65a475f1b1dbd8746d8171fbef3fc442","isrc":"GBCEL2303229","name":"No One Is There","registered_at":"2026-06-10T11:10:40Z","spotify_id":"5gRlsaJcPfNruluzsAyCqH","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0536583af17210e8dcc96a87656b2a3f65a475f1b1dbd8746d8171fbef3fc442. 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/5gRlsaJcPfNruluzsAyCqH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5gRlsaJcPfNruluzsAyCqH.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x0536583af17210e8dcc96a87656b2a3f65a475f1b1dbd8746d8171fbef3fc442","isrc":"GBCEL2303229","name":"No One Is There","registered_at":"2026-06-10T11:10:40Z","spotify_id":"5gRlsaJcPfNruluzsAyCqH","type":"track"}
track: Ari's Song
  type: MusicRecording
  duration: PT3M20S
  duration ms: 200604
  explicit: false
  by artist: Nico
  in album: The Marble Index
    type: MusicAlbum
    date published: 1968-11-01
  isrc code: GBCEL2303230
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-11T22:51:18+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2041bb657a9a8824c1ab597709c4181953ee88e066d1ae31bd9823e71af9b724
  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/0GuGsJCDTkjGqTby3C7f1u.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0GuGsJCDTkjGqTby3C7f1u
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x2041bb657a9a8824c1ab597709c4181953ee88e066d1ae31bd9823e71af9b724","isrc":"GBCEL2303230","name":"Ari's Song","registered_at":"2026-06-11T22:51:18Z","spotify_id":"0GuGsJCDTkjGqTby3C7f1u","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2041bb657a9a8824c1ab597709c4181953ee88e066d1ae31bd9823e71af9b724. 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/0GuGsJCDTkjGqTby3C7f1u.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0GuGsJCDTkjGqTby3C7f1u.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x2041bb657a9a8824c1ab597709c4181953ee88e066d1ae31bd9823e71af9b724","isrc":"GBCEL2303230","name":"Ari's Song","registered_at":"2026-06-11T22:51:18Z","spotify_id":"0GuGsJCDTkjGqTby3C7f1u","type":"track"}
track: Facing The Wind
  type: MusicRecording
  duration: PT4M54S
  duration ms: 294210
  explicit: false
  by artist: Nico
  in album: The Marble Index
    type: MusicAlbum
    date published: 1968-11-01
  isrc code: GBCEL2303231
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSRecordURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSCanonicalRecord
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Julius Caesar (Memento Hodie)
track: Frozen Warnings
track: Evening Of Light
track: Roses In The Snow (Previously Unreleased - 1991)
track: Nibelungen (Previously Unreleased - 1991)

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-18T12:26:28+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x593d3d15a62459e7cfd465e76af5cd6b699b38013dc56a11344b51c2d08a2d42

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956302

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

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/1ICUxzIpdZ0Lyt4YzqHVJN.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1ICUxzIpdZ0Lyt4YzqHVJN

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x593d3d15a62459e7cfd465e76af5cd6b699b38013dc56a11344b51c2d08a2d42","isrc":"GBCEL2303231","name":"Facing The Wind","registered_at":"2026-06-18T12:26:28Z","spotify_id":"1ICUxzIpdZ0Lyt4YzqHVJN","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 0x593d3d15a62459e7cfd465e76af5cd6b699b38013dc56a11344b51c2d08a2d42. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1ICUxzIpdZ0Lyt4YzqHVJN.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1ICUxzIpdZ0Lyt4YzqHVJN.
date published: 2026-07-02T03:30:09Z
text: {"copyright_id":"0x593d3d15a62459e7cfd465e76af5cd6b699b38013dc56a11344b51c2d08a2d42","isrc":"GBCEL2303231","name":"Facing The Wind","registered_at":"2026-06-18T12:26:28Z","spotify_id":"1ICUxzIpdZ0Lyt4YzqHVJN","type":"track"}

Julius Caesar (Memento Hodie)
type: MusicRecording
duration: PT5M0S
duration ms: 300216
explicit: false
by artist: Nico
in album: The Marble Index
  type: MusicAlbum
  date published: 1968-11-01
isrc code: GBCEL2303232
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T08:41:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc4f21ca205831fb7e8cb636d1b7de4b81cb6884a097d6f2987697f2371a9d063
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0gp3K4bSnhgkBsdLtecmbZ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0gp3K4bSnhgkBsdLtecmbZ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc4f21ca205831fb7e8cb636d1b7de4b81cb6884a097d6f2987697f2371a9d063","isrc":"GBCEL2303232","name":"Julius Caesar (Memento Hodie)","registered_at":"2026-06-18T08:41:01Z","spotify_id":"0gp3K4bSnhgkBsdLtecmbZ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc4f21ca205831fb7e8cb636d1b7de4b81cb6884a097d6f2987697f2371a9d063. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0gp3K4bSnhgkBsdLtecmbZ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0gp3K4bSnhgkBsdLtecmbZ.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xc4f21ca205831fb7e8cb636d1b7de4b81cb6884a097d6f2987697f2371a9d063","isrc":"GBCEL2303232","name":"Julius Caesar (Memento Hodie)","registered_at":"2026-06-18T08:41:01Z","spotify_id":"0gp3K4bSnhgkBsdLtecmbZ","type":"track"}

Frozen Warnings
type: MusicRecording
duration: PT4M1S
duration ms: 241755
explicit: false
by artist: Nico
in album: The Marble Index
  type: MusicAlbum
  date published: 1968-11-01
isrc code: GBCEL2303233
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T10:57:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x99529db28413efbb2ac4b627098a02dec859b190eb4c9553235e5f207914c906
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/3rVbroqKmjKIhOm8992z1X.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3rVbroqKmjKIhOm8992z1X
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x99529db28413efbb2ac4b627098a02dec859b190eb4c9553235e5f207914c906","isrc":"GBCEL2303233","name":"Frozen Warnings","registered_at":"2026-06-10T10:57:58Z","spotify_id":"3rVbroqKmjKIhOm8992z1X","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x99529db28413efbb2ac4b627098a02dec859b190eb4c9553235e5f207914c906. 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/3rVbroqKmjKIhOm8992z1X.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3rVbroqKmjKIhOm8992z1X.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x99529db28413efbb2ac4b627098a02dec859b190eb4c9553235e5f207914c906","isrc":"GBCEL2303233","name":"Frozen Warnings","registered_at":"2026-06-10T10:57:58Z","spotify_id":"3rVbroqKmjKIhOm8992z1X","type":"track"}

Evening Of Light
type: MusicRecording
duration: PT5M37S
duration ms: 337998
explicit: false
by artist: Nico
in album: The Marble Index
  type: MusicAlbum
  date published: 1968-11-01
isrc code: GBCEL2303234
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T08:41:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa82d3b8ab83397b4b98a1820e32c5938d7ef539bca748140be05a55af3e38c97
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3HWXA1x0mApO92j9hSD3eg.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3HWXA1x0mApO92j9hSD3eg
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa82d3b8ab83397b4b98a1820e32c5938d7ef539bca748140be05a55af3e38c97","isrc":"GBCEL2303234","name":"Evening Of Light","registered_at":"2026-06-18T08:41:18Z","spotify_id":"3HWXA1x0mApO92j9hSD3eg","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa82d3b8ab83397b4b98a1820e32c5938d7ef539bca748140be05a55af3e38c97. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3HWXA1x0mApO92j9hSD3eg.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3HWXA1x0mApO92j9hSD3eg.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xa82d3b8ab83397b4b98a1820e32c5938d7ef539bca748140be05a55af3e38c97","isrc":"GBCEL2303234","name":"Evening Of Light","registered_at":"2026-06-18T08:41:18Z","spotify_id":"3HWXA1x0mApO92j9hSD3eg","type":"track"}

Roses In The Snow (Previously Unreleased - 1991)
type: MusicRecording
duration: PT4M9S
duration ms: 249443
explicit: false
by artist: Nico
in album: The Marble Index
  type: MusicAlbum
  date published: 1968-11-01
isrc code: GBCEL2303235
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T20:56:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xaf8ad30f8c7294ba120591703bd6190b622bfe479364eb732b7e031dfaf8e2dc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7waffcDGWjU9w2PrykzflH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7waffcDGWjU9w2PrykzflH
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xaf8ad30f8c7294ba120591703bd6190b622bfe479364eb732b7e031dfaf8e2dc","isrc":"GBCEL2303235","name":"Roses In The Snow (Previously Unreleased - 1991)","registered_at":"2026-06-19T20:56:16Z","spotify_id":"7waffcDGWjU9w2PrykzflH","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf8ad30f8c7294ba120591703bd6190b622bfe479364eb732b7e031dfaf8e2dc. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7waffcDGWjU9w2PrykzflH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7waffcDGWjU9w2PrykzflH.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xaf8ad30f8c7294ba120591703bd6190b622bfe479364eb732b7e031dfaf8e2dc","isrc":"GBCEL2303235","name":"Roses In The Snow (Previously Unreleased - 1991)","registered_at":"2026-06-19T20:56:16Z","spotify_id":"7waffcDGWjU9w2PrykzflH","type":"track"}

Nibelungen (Previously Unreleased - 1991)
type: MusicRecording
duration: PT2M45S
duration ms: 165544
explicit: false
by artist: Nico
in album: The Marble Index
  type: MusicAlbum
  date published: 1968-11-01
isrc code: GBCEL2303236
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T14:56:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8b0833e0a98f7907b37df93b4357228a87c22203ad4db2e8cd36c1ed3374af35
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/1sra71u7PSAfX0LvXwGmFn.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1sra71u7PSAfX0LvXwGmFn
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8b0833e0a98f7907b37df93b4357228a87c22203ad4db2e8cd36c1ed3374af35","isrc":"GBCEL2303236","name":"Nibelungen (Previously Unreleased - 1991)","registered_at":"2026-06-22T14:56:43Z","spotify_id":"1sra71u7PSAfX0LvXwGmFn","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b0833e0a98f7907b37df93b4357228a87c22203ad4db2e8cd36c1ed3374af35. 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/1sra71u7PSAfX0LvXwGmFn.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1sra71u7PSAfX0LvXwGmFn.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x8b0833e0a98f7907b37df93b4357228a87c22203ad4db2e8cd36c1ed3374af35","isrc":"GBCEL2303236","name":"Nibelungen (Previously Unreleased - 1991)","registered_at":"2026-06-22T14:56:43Z","spotify_id":"1sra71u7PSAfX0LvXwGmFn","type":"track"}

Heroin
type: MusicRecording
duration: PT7M13S
duration ms: 433573
explicit: false
by artist: The Velvet Underground
by artist: Nico
in album: The Velvet Underground & Nico 45th Anniversary
  type: MusicAlbum
  date published: 1967-03-12
isrc code: USPR36702765
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T04:00:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1d095224f34ce26be412e9817286076c028a3505741c93225423f0c1b6f9d4b0
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/5by3w3NXvwDpV9FBSOR35u.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5by3w3NXvwDpV9FBSOR35u
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d095224f34ce26be412e9817286076c028a3505741c93225423f0c1b6f9d4b0. 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/5by3w3NXvwDpV9FBSOR35u.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5by3w3NXvwDpV9FBSOR35u.
  date published: 2026-06-13T15:41:10Z

Wrap Your Troubles In Dreams
type: MusicRecording
duration: PT5M6S
duration ms: 306893
explicit: false
by artist: Nico
in album: Killing Them Softly (Original Motion Picture Soundtrack)
  type: MusicAlbum
  date published: 2012-10-16
isrc code: USF096625460
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T01:57:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5223fa837746e8bfc1ff7613ef4b1243ce66b1ea40a91bd10b999002168e3bc0
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/2QFXxtnapOOKMPMeyOsJ3z.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2QFXxtnapOOKMPMeyOsJ3z
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5223fa837746e8bfc1ff7613ef4b1243ce66b1ea40a91bd10b999002168e3bc0","isrc":"USF096625460","name":"Wrap Your Troubles In Dreams","registered_at":"2026-06-06T01:57:29Z","spotify_id":"2QFXxtnapOOKMPMeyOsJ3z","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5223fa837746e8bfc1ff7613ef4b1243ce66b1ea40a91bd10b999002168e3bc0. 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/2QFXxtnapOOKMPMeyOsJ3z.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2QFXxtnapOOKMPMeyOsJ3z.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x5223fa837746e8bfc1ff7613ef4b1243ce66b1ea40a91bd10b999002168e3bc0","isrc":"USF096625460","name":"Wrap Your Troubles In Dreams","registered_at":"2026-06-06T01:57:29Z","spotify_id":"2QFXxtnapOOKMPMeyOsJ3z","type":"track"}

My Funny Valentine
type: MusicRecording
duration: PT3M31S
duration ms: 211000
explicit: false
by artist: Nico
in album: Camera Obscura
  type: MusicAlbum
  date published: 1970-01-01
isrc code: GBAZP8500093
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-12T00:17:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x335a464cc7a239b65491cc747f0bd14b5ae09879e403ae969e5c0dd145fc5d7f
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/2OSSwwLxu2fWWkLQEKPAeQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2OSSwwLxu2fWWkLQEKPAeQ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x335a464cc7a239b65491cc747f0bd14b5ae09879e403ae969e5c0dd145fc5d7f","isrc":"GBAZP8500093","name":"My Funny Valentine","registered_at":"2026-06-12T00:17:28Z","spotify_id":"2OSSwwLxu2fWWkLQEKPAeQ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x335a464cc7a239b65491cc747f0bd14b5ae09879e403ae969e5c0dd145fc5d7f. 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/2OSSwwLxu2fWWkLQEKPAeQ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2OSSwwLxu2fWWkLQEKPAeQ.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x335a464cc7a239b65491cc747f0bd14b5ae09879e403ae969e5c0dd145fc5d7f","isrc":"GBAZP8500093","name":"My Funny Valentine","registered_at":"2026-06-12T00:17:28Z","spotify_id":"2OSSwwLxu2fWWkLQEKPAeQ","type":"track"}

Berlin - Live, 2023 Remaster
type: MusicRecording
duration: PT5M10S
duration ms: 310040
explicit: false
by artist: Lou Reed
by artist: John Cale
by artist: Nico
in album: Le Bataclan (Live)
  type: MusicAlbum
  date published: 2023-04-21
isrc code: GBMMS2200165
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T22:32:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x48c5d88d826baf8609c1234784e3020c45cf102412b2e37ae49940c8bd0d2fd0
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/6MshkkcakXJfwxz2vZkW7j.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6MshkkcakXJfwxz2vZkW7j
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x48c5d88d826baf8609c1234784e3020c45cf102412b2e37ae49940c8bd0d2fd0","isrc":"GBMMS2200165","name":"Berlin - Live, 2023 Remaster","registered_at":"2026-06-21T22:32:02Z","spotify_id":"6MshkkcakXJfwxz2vZkW7j","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48c5d88d826baf8609c1234784e3020c45cf102412b2e37ae49940c8bd0d2fd0. 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/6MshkkcakXJfwxz2vZkW7j.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6MshkkcakXJfwxz2vZkW7j.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x48c5d88d826baf8609c1234784e3020c45cf102412b2e37ae49940c8bd0d2fd0","isrc":"GBMMS2200165","name":"Berlin - Live, 2023 Remaster","registered_at":"2026-06-21T22:32:02Z","spotify_id":"6MshkkcakXJfwxz2vZkW7j","type":"track"}

I'm Waiting For The Man - Live, 2023 Remaster
type: MusicRecording
duration: PT5M20S
duration ms: 320320
explicit: false
by artist: Lou Reed
by artist: John Cale
by artist: Nico
in album: Le Bataclan (Live)
  type: MusicAlbum
  date published: 2023-04-21
isrc code: GBMMS2200164
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T22:30:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6a7b243e609fe209e8b9ffae48fc9ea5fc6588207e039f8324a86b4cd3978513
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/7za3zuOFIR0RZrkO0rErjM.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7za3zuOFIR0RZrkO0rErjM
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6a7b243e609fe209e8b9ffae48fc9ea5fc6588207e039f8324a86b4cd3978513","isrc":"GBMMS2200164","name":"I'm Waiting For The Man - Live, 2023 Remaster","registered_at":"2026-06-21T22:30:17Z","spotify_id":"7za3zuOFIR0RZrkO0rErjM","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a7b243e609fe209e8b9ffae48fc9ea5fc6588207e039f8324a86b4cd3978513. 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/7za3zuOFIR0RZrkO0rErjM.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7za3zuOFIR0RZrkO0rErjM.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x6a7b243e609fe209e8b9ffae48fc9ea5fc6588207e039f8324a86b4cd3978513","isrc":"GBMMS2200164","name":"I'm Waiting For The Man - Live, 2023 Remaster","registered_at":"2026-06-21T22:30:17Z","spotify_id":"7za3zuOFIR0RZrkO0rErjM","type":"track"}

My Heart Is Empty
type: MusicRecording
duration: PT4M44S
duration ms: 284240
explicit: false
by artist: Nico
in album: Camera Obscura
  type: MusicAlbum
  date published: 1970-01-01
isrc code: GBAZP8500096
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T22:01:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x857c410bf4241526d5629a288c41b349161e6a42d3c61fd8d255a726ff16e1b4
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/3RRlnch4npvFJguOeJItZb.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3RRlnch4npvFJguOeJItZb
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x857c410bf4241526d5629a288c41b349161e6a42d3c61fd8d255a726ff16e1b4","isrc":"GBAZP8500096","name":"My Heart Is Empty","registered_at":"2026-06-19T22:01:04Z","spotify_id":"3RRlnch4npvFJguOeJItZb","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x857c410bf4241526d5629a288c41b349161e6a42d3c61fd8d255a726ff16e1b4. 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/3RRlnch4npvFJguOeJItZb.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3RRlnch4npvFJguOeJItZb.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x857c410bf4241526d5629a288c41b349161e6a42d3c61fd8d255a726ff16e1b4","isrc":"GBAZP8500096","name":"My Heart Is Empty","registered_at":"2026-06-19T22:01:04Z","spotify_id":"3RRlnch4npvFJguOeJItZb","type":"track"}

The Black Angel's Death Song - Live, 2023 Remaster
type: MusicRecording
duration: PT4M25S
duration ms: 265800
explicit: false
by artist: Lou Reed
by artist: John Cale
by artist: Nico
in album: Le Bataclan (Live)
  type: MusicAlbum
  date published: 2023-04-21
isrc code: GBMMS2200166
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T21:54:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4e220a7e3e882cc2bbbba2160de4662be44465f8d359092dd0b70e25de501e3e
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/77yF4Fb4INwY6igzK4Z8ax.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/77yF4Fb4INwY6igzK4Z8ax
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4e220a7e3e882cc2bbbba2160de4662be44465f8d359092dd0b70e25de501e3e","isrc":"GBMMS2200166","name":"The Black Angel's Death Song - Live, 2023 Remaster","registered_at":"2026-06-26T21:54:59Z","spotify_id":"77yF4Fb4INwY6igzK4Z8ax","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e220a7e3e882cc2bbbba2160de4662be44465f8d359092dd0b70e25de501e3e. 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/77yF4Fb4INwY6igzK4Z8ax.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/77yF4Fb4INwY6igzK4Z8ax.
  date published: 2026-07-02T11:38:34Z
  text: {"copyright_id":"0x4e220a7e3e882cc2bbbba2160de4662be44465f8d359092dd0b70e25de501e3e","isrc":"GBMMS2200166","name":"The Black Angel's Death Song - Live, 2023 Remaster","registered_at":"2026-06-26T21:54:59Z","spotify_id":"77yF4Fb4INwY6igzK4Z8ax","type":"track"}

Wild Child - Live, 2023 Remaster
type: MusicRecording
duration: PT5M49S
duration ms: 349986
explicit: false
by artist: Lou Reed
by artist: John Cale
by artist: Nico
in album: Le Bataclan (Live)
  type: MusicAlbum
  date published: 2023-04-21
isrc code: GBMMS2200167
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T21:57:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4af09a2963c96911a34620eba238149556134fc116b31de033e0eb55867579f8
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/7EAyLbVeeR2HIxQWZSuoK1.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7EAyLbVeeR2HIxQWZSuoK1
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4af09a2963c96911a34620eba238149556134fc116b31de033e0eb55867579f8","isrc":"GBMMS2200167","name":"Wild Child - Live, 2023 Remaster","registered_at":"2026-06-26T21:57:14Z","spotify_id":"7EAyLbVeeR2HIxQWZSuoK1","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4af09a2963c96911a34620eba238149556134fc116b31de033e0eb55867579f8. 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/7EAyLbVeeR2HIxQWZSuoK1.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7EAyLbVeeR2HIxQWZSuoK1.
  date published: 2026-07-02T11:38:34Z
  text: {"copyright_id":"0x4af09a2963c96911a34620eba238149556134fc116b31de033e0eb55867579f8","isrc":"GBMMS2200167","name":"Wild Child - Live, 2023 Remaster","registered_at":"2026-06-26T21:57:14Z","spotify_id":"7EAyLbVeeR2HIxQWZSuoK1","type":"track"}

Das Lied von Einsamen Mädchens
type: MusicRecording
duration: PT5M45S
duration ms: 345560
explicit: false
by artist: Nico
in album: Camera Obscura
  type: MusicAlbum
  date published: 1970-01-01
isrc code: GBAZP8500094
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T17:13:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe078897e1aa552bccbdb66fcaabb163a91ed49902fa809f45b166db9142b2725
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3iv4vITW5mks2NyngzKqKC.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3iv4vITW5mks2NyngzKqKC
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe078897e1aa552bccbdb66fcaabb163a91ed49902fa809f45b166db9142b2725","isrc":"GBAZP8500094","name":"Das Lied von Einsamen Mädchens","registered_at":"2026-06-20T17:13:43Z","spotify_id":"3iv4vITW5mks2NyngzKqKC","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe078897e1aa552bccbdb66fcaabb163a91ed49902fa809f45b166db9142b2725. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3iv4vITW5mks2NyngzKqKC.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3iv4vITW5mks2NyngzKqKC.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xe078897e1aa552bccbdb66fcaabb163a91ed49902fa809f45b166db9142b2725","isrc":"GBAZP8500094","name":"Das Lied von Einsamen Mädchens","registered_at":"2026-06-20T17:13:43Z","spotify_id":"3iv4vITW5mks2NyngzKqKC","type":"track"}

Heroin - Live, 2023 Remaster
type: MusicRecording
duration: PT6M44S
duration ms: 404480
explicit: false
by artist: Lou Reed
by artist: John Cale
by artist: Nico
in album: Le Bataclan (Live)
  type: MusicAlbum
  date published: 2023-04-21
isrc code: GBMMS2200168
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T21:55:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7f37c7e4a9a2dfd330a3c52f8cec373ea349e19827bd740c8efd71833330e052
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/5OYE3ql9vZ3AtsxOerXx19.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5OYE3ql9vZ3AtsxOerXx19
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7f37c7e4a9a2dfd330a3c52f8cec373ea349e19827bd740c8efd71833330e052","isrc":"GBMMS2200168","name":"Heroin - Live, 2023 Remaster","registered_at":"2026-06-26T21:55:28Z","spotify_id":"5OYE3ql9vZ3AtsxOerXx19","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f37c7e4a9a2dfd330a3c52f8cec373ea349e19827bd740c8efd71833330e052. 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/5OYE3ql9vZ3AtsxOerXx19.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5OYE3ql9vZ3AtsxOerXx19.
  date published: 2026-07-02T11:38:34Z
  text: {"copyright_id":"0x7f37c7e4a9a2dfd330a3c52f8cec373ea349e19827bd740c8efd71833330e052","isrc":"GBMMS2200168","name":"Heroin - Live, 2023 Remaster","registered_at":"2026-06-26T21:55:28Z","spotify_id":"5OYE3ql9vZ3AtsxOerXx19","type":"track"}

Ghost Story - Live, 2023 Remaster
type: MusicRecording
duration: PT3M15S
duration ms: 195186
explicit: false
by artist: Lou Reed
by artist: John Cale
by artist: Nico
in album: Le Bataclan (Live)
  type: MusicAlbum
  date published: 2023-04-21
isrc code: GBMMS2200169
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T01:52:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5497263a8e97a6d442a056182e4bb2d504aa7ca901f0bd9e10f3976eef2ffa43
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/4rklwjHWMRYTdAUqdAoMUQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4rklwjHWMRYTdAUqdAoMUQ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5497263a8e97a6d442a056182e4bb2d504aa7ca901f0bd9e10f3976eef2ffa43","isrc":"GBMMS2200169","name":"Ghost Story - Live, 2023 Remaster","registered_at":"2026-06-27T01:52:01Z","spotify_id":"4rklwjHWMRYTdAUqdAoMUQ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5497263a8e97a6d442a056182e4bb2d504aa7ca901f0bd9e10f3976eef2ffa43. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4rklwjHWMRYTdAUqdAoMUQ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4rklwjHWMRYTdAUqdAoMUQ.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x5497263a8e97a6d442a056182e4bb2d504aa7ca901f0bd9e10f3976eef2ffa43","isrc":"GBMMS2200169","name":"Ghost Story - Live, 2023 Remaster","registered_at":"2026-06-27T01:52:01Z","spotify_id":"4rklwjHWMRYTdAUqdAoMUQ","type":"track"}

The Biggest Loudest Hairiest Group Of All - Live, 2023 Remaster
type: MusicRecording
duration: PT3M42S
duration ms: 222093
explicit: false
by artist: Lou Reed
by artist: John Cale
by artist: Nico
in album: Le Bataclan (Live)
  type: MusicAlbum
  date published: 2023-04-21
isrc code: GBMMS2200170

Femme Fatale - Live, 2023 Remaster
type: MusicRecording
duration: PT4M38S
duration ms: 278306
explicit: false
by artist: Lou Reed
by artist: John Cale
by artist: Nico
in album: Le Bataclan (Live)
  type: MusicAlbum
  date published: 2023-04-21
isrc code: GBMMS2200172
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T07:57:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1aa264a7ee21b006538891898504742cc39be2da68f51b4068abe915414b0ab2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956312
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6QcGqf6Ln86NmmKjIFnsOQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6QcGqf6Ln86NmmKjIFnsOQ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1aa264a7ee21b006538891898504742cc39be2da68f51b4068abe915414b0ab2","isrc":"GBMMS2200172","name":"Femme Fatale - Live, 2023 Remaster","registered_at":"2026-06-25T07:57:45Z","spotify_id":"6QcGqf6Ln86NmmKjIFnsOQ","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1aa264a7ee21b006538891898504742cc39be2da68f51b4068abe915414b0ab2. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6QcGqf6Ln86NmmKjIFnsOQ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6QcGqf6Ln86NmmKjIFnsOQ.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x1aa264a7ee21b006538891898504742cc39be2da68f51b4068abe915414b0ab2","isrc":"GBMMS2200172","name":"Femme Fatale - Live, 2023 Remaster","registered_at":"2026-06-25T07:57:45Z","spotify_id":"6QcGqf6Ln86NmmKjIFnsOQ","type":"track"}

Camera Obscura
type: MusicRecording
duration: PT3M48S
duration ms: 228360
explicit: false
by artist: Nico
in album: Camera Obscura
  type: MusicAlbum
  date published: 1970-01-01
isrc code: GBAZP8500090
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T01:24:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xccf72cc450365d9c6d8f365d3cb5b5c7318b385b10a87b4c2663e70880a3f4ef
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/2pw4pXnCeTine1hTVLmeSD.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2pw4pXnCeTine1hTVLmeSD
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xccf72cc450365d9c6d8f365d3cb5b5c7318b385b10a87b4c2663e70880a3f4ef","isrc":"GBAZP8500090","name":"Camera Obscura","registered_at":"2026-06-24T01:24:45Z","spotify_id":"2pw4pXnCeTine1hTVLmeSD","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xccf72cc450365d9c6d8f365d3cb5b5c7318b385b10a87b4c2663e70880a3f4ef. 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/2pw4pXnCeTine1hTVLmeSD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2pw4pXnCeTine1hTVLmeSD.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xccf72cc450365d9c6d8f365d3cb5b5c7318b385b10a87b4c2663e70880a3f4ef","isrc":"GBAZP8500090","name":"Camera Obscura","registered_at":"2026-06-24T01:24:45Z","spotify_id":"2pw4pXnCeTine1hTVLmeSD","type":"track"}

Empty Bottles - Live, 2023 Remaster
type: MusicRecording
duration: PT3M1S
duration ms: 181266
explicit: false
by artist: Lou Reed
by artist: John Cale
by artist: Nico
in album: Le Bataclan (Live)
  type: MusicAlbum
  date published: 2023-04-21
isrc code: GBMMS2200171

Win a Few
type: MusicRecording
duration: PT6M15S
duration ms: 375733
explicit: false
by artist: Nico
in album: Camera Obscura
  type: MusicAlbum
  date published: 1970-01-01
isrc code: GBAZP8500092
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T04:29:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7f066e3e7fc9fe6c3144282514cea905c0eb1c2078d488f6385f00f3d4b95fd8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956349
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956349
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5E3x9JIUdkBVyv3HyFFR0S.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5E3x9JIUdkBVyv3HyFFR0S
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7f066e3e7fc9fe6c3144282514cea905c0eb1c2078d488f6385f00f3d4b95fd8","isrc":"GBAZP8500092","name":"Win a Few","registered_at":"2026-06-25T04:29:32Z","spotify_id":"5E3x9JIUdkBVyv3HyFFR0S","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f066e3e7fc9fe6c3144282514cea905c0eb1c2078d488f6385f00f3d4b95fd8. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5E3x9JIUdkBVyv3HyFFR0S.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5E3x9JIUdkBVyv3HyFFR0S.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0x7f066e3e7fc9fe6c3144282514cea905c0eb1c2078d488f6385f00f3d4b95fd8","isrc":"GBAZP8500092","name":"Win a Few","registered_at":"2026-06-25T04:29:32Z","spotify_id":"5E3x9JIUdkBVyv3HyFFR0S","type":"track"}

No One Is There - Live, 2023 Remaster
type: MusicRecording
duration: PT4M54S
duration ms: 294733
explicit: false
by artist: Lou Reed
by artist: John Cale
by artist: Nico
in album: Le Bataclan (Live)
  type: MusicAlbum
  date published: 2023-04-21
isrc code: GBMMS2200173

I'll Be Your Mirror - Live, 2023 Remaster
type: MusicRecording
duration: PT2M18S
duration ms: 138785
explicit: false
by artist: Lou Reed
by artist: John Cale
by artist: Nico
in album: Le Bataclan (Live)
  type: MusicAlbum
  date published: 2023-04-21
isrc code: GBMMS2200176

Tananore
type: MusicRecording
duration: PT4M30S
duration ms: 270306
explicit: false
by artist: Nico
in album: Camera Obscura
  type: MusicAlbum
  date published: 1970-01-01
isrc code: GBAZP8500091
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T01:23:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xba38bbcb470aa02c7dbcccb4be3f85833b055417330f5b7b6de9e10b888d13cf
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/7tjr72RlPw4CJytQ1kdvkf.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7tjr72RlPw4CJytQ1kdvkf
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 0xba38bbcb470aa02c7dbcccb4be3f85833b055417330f5b7b6de9e10b888d13cf. 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/7tjr72RlPw4CJytQ1kdvkf.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7tjr72RlPw4CJytQ1kdvkf.
  date published: 2026-07-02T03:55:08Z

All Tomorrow's Parties - Live, 2023 Remaster
type: MusicRecording
duration: PT2M59S
duration ms: 179304
explicit: false
by artist: Lou Reed
by artist: John Cale
by artist: Nico
in album: Le Bataclan (Live)
  type: MusicAlbum
  date published: 2023-04-21
isrc code: GBMMS2200177