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type: MusicGroup
genre: classical piano
popularity: 36
followers: 1010
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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album: Swing!: Tsfasman x Ravel
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  track: Suite for Piano & Orchestra (Jazz Suite): I. Snowflakes. Allegro vivace
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  track: Suite for Piano & Orchestra (Jazz Suite): II. Lyrical Waltz
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  track: Suite for Piano & Orchestra (Jazz Suite): III. Polka
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    isrc code: US23A1561967
  track: Suite for Piano & Orchestra (Jazz Suite): IV. Career. Presto
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      type: MusicAlbum
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    isrc code: US23A1561968
  track: Piano Concerto in G Major, M. 83: I. Allegramente
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      type: MusicAlbum
      date published: 2023-04-28
  track: Piano Concerto in G Major, M. 83: II. Adagio assai
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    in album: Swing!: Tsfasman x Ravel
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    isrc code: US23A1561970
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  track: Piano Concerto in G Major, M. 83: III. Presto
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    by artist: Chiyan Wong
    in album: Swing!: Tsfasman x Ravel
      type: MusicAlbum
      date published: 2023-04-28
track: Goldberg Variations (‘Air with Thirty Variations’), BWV 988: I. Largamente e cantato
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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 0x0e7de6d3f1324cbb3788a2c09bf2b1a225884f7c069d80359b1e9c1995a8e564. 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/6ykHzl2hu2jjwN6fZoXM2t.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6ykHzl2hu2jjwN6fZoXM2t.
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  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
track: Goldberg Variations (‘Air with Thirty Variations’), BWV 988: III. Andantino, dolce
track: Goldberg Variations (‘Air with Thirty Variations’), BWV 988: IV. Lo stesso movimento
track: Goldberg Variations (‘Air with Thirty Variations’), BWV 988: V. Allegro, non troppo
track: Goldberg Variations (‘Air with Thirty Variations’), BWV 988: VI. Allegretto tranquillo
track: Goldberg Variations (‘Air with Thirty Variations’), BWV 988: VII. Allegro scherzando
track: Goldberg Variations (‘Air with Thirty Variations’), BWV 988: VIII. Allegro
track: Goldberg Variations (‘Air with Thirty Variations’), BWV 988: IX. Alla breve
track: Goldberg Variations (‘Air with Thirty Variations’), BWV 988: X. Lostesso tempo, più vivace
track: Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XI. Andante con grazia [ossia]
track: Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XII. Allegro ritenuto
track: Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XIII. Quasi adagio
track: Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XIV. Allegretto piacevole
track: Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XV. Allegretto vivace [Variante des Herausgebers]
track: Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XVI. Alla breve
track: Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XVII. Non Allegro
track: Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XVIII. Adagio
track: Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XIX. Allegro corrente
track: Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XX. Andante brillante [Version des Herausgebers]

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74503df6928bf79f322bcee4e2d5d3a35f028a49b7eb0c19ba497b1ee9f79ecc. 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/0NX3PBLvvRiCPgcmW3W07K.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0NX3PBLvvRiCPgcmW3W07K.
date published: 2026-06-13T12:47:07Z
text: {"copyright_id":"0x74503df6928bf79f322bcee4e2d5d3a35f028a49b7eb0c19ba497b1ee9f79ecc","isrc":"GBASH2159802","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: II. Allegro con freschezza, e deciso","registered_at":"2026-06-05T12:09:01Z","spotify_id":"0NX3PBLvvRiCPgcmW3W07K","type":"track"}

Goldberg Variations (‘Air with Thirty Variations’), BWV 988: III. Andantino, dolce
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explicit: false
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by artist: Johann Sebastian Bach
by artist: Ferruccio Busoni
in album: Bach - Busoni: Goldberg Variations & Other Works
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additional property: CopyrightID
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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 0xba5d370adc52df562f27550f746447a1f38d49836772490d754464e79edfbb85. 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/0wfz0h6H01Ex5Io7h7anuX.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0wfz0h6H01Ex5Io7h7anuX.
  date published: 2026-07-02T03:30:09Z
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Goldberg Variations (‘Air with Thirty Variations’), BWV 988: IV. Lo stesso movimento
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Goldberg Variations (‘Air with Thirty Variations’), BWV 988: V. Allegro, non troppo
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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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Goldberg Variations (‘Air with Thirty Variations’), BWV 988: VI. Allegretto tranquillo
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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 0xe40d42e906bfe453ef41dbc886a0bba7f9922a12c54d4e0156f6af9585b53da0. 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/7EDcmgAMeqv8Rt5Ou6lEtz.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7EDcmgAMeqv8Rt5Ou6lEtz.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xe40d42e906bfe453ef41dbc886a0bba7f9922a12c54d4e0156f6af9585b53da0","isrc":"GBASH2159806","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: VI. Allegretto tranquillo","registered_at":"2026-06-20T19:14:25Z","spotify_id":"7EDcmgAMeqv8Rt5Ou6lEtz","type":"track"}

Goldberg Variations (‘Air with Thirty Variations’), BWV 988: VII. Allegro scherzando
type: MusicRecording
duration: PT0M59S
duration ms: 59550
explicit: false
by artist: Chiyan Wong
by artist: Johann Sebastian Bach
by artist: Ferruccio Busoni
in album: Bach - Busoni: Goldberg Variations & Other Works
  type: MusicAlbum
  date published: 2021-01-22
isrc code: GBASH2159807
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T16:53:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x83330ab796ab2c50323612b5afd479f54c877b6cae625e259c888a147f9414c1
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/3PcmXZ8aiFGgYwke1i0IeL.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3PcmXZ8aiFGgYwke1i0IeL
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x83330ab796ab2c50323612b5afd479f54c877b6cae625e259c888a147f9414c1","isrc":"GBASH2159807","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: VII. Allegro scherzando","registered_at":"2026-06-09T16:53:08Z","spotify_id":"3PcmXZ8aiFGgYwke1i0IeL","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83330ab796ab2c50323612b5afd479f54c877b6cae625e259c888a147f9414c1. 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/3PcmXZ8aiFGgYwke1i0IeL.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3PcmXZ8aiFGgYwke1i0IeL.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x83330ab796ab2c50323612b5afd479f54c877b6cae625e259c888a147f9414c1","isrc":"GBASH2159807","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: VII. Allegro scherzando","registered_at":"2026-06-09T16:53:08Z","spotify_id":"3PcmXZ8aiFGgYwke1i0IeL","type":"track"}

Goldberg Variations (‘Air with Thirty Variations’), BWV 988: VIII. Allegro
type: MusicRecording
duration: PT1M1S
duration ms: 61624
explicit: false
by artist: Chiyan Wong
by artist: Johann Sebastian Bach
by artist: Ferruccio Busoni
in album: Bach - Busoni: Goldberg Variations & Other Works
  type: MusicAlbum
  date published: 2021-01-22
isrc code: GBASH2159808
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T11:09:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x10da5bb595441074c376702d87af401a53fbc2fcbb0f2d654b7b47ebb92c25de
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/3cEcvKxbxvk8LWqwkedn2H.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3cEcvKxbxvk8LWqwkedn2H
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x10da5bb595441074c376702d87af401a53fbc2fcbb0f2d654b7b47ebb92c25de","isrc":"GBASH2159808","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: VIII. Allegro","registered_at":"2026-06-19T11:09:34Z","spotify_id":"3cEcvKxbxvk8LWqwkedn2H","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10da5bb595441074c376702d87af401a53fbc2fcbb0f2d654b7b47ebb92c25de. 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/3cEcvKxbxvk8LWqwkedn2H.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3cEcvKxbxvk8LWqwkedn2H.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x10da5bb595441074c376702d87af401a53fbc2fcbb0f2d654b7b47ebb92c25de","isrc":"GBASH2159808","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: VIII. Allegro","registered_at":"2026-06-19T11:09:34Z","spotify_id":"3cEcvKxbxvk8LWqwkedn2H","type":"track"}

Goldberg Variations (‘Air with Thirty Variations’), BWV 988: IX. Alla breve
type: MusicRecording
duration: PT0M55S
duration ms: 55373
explicit: false
by artist: Chiyan Wong
by artist: Johann Sebastian Bach
by artist: Ferruccio Busoni
in album: Bach - Busoni: Goldberg Variations & Other Works
  type: MusicAlbum
  date published: 2021-01-22
isrc code: GBASH2159809
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T23:43:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1e21ef0f26a3e5803a28fe6b9d16b4c213ea49d51febf85fffb33b80b440dbfa
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/0TpiKRkWevqKGxeBqAXkv6.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0TpiKRkWevqKGxeBqAXkv6
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1e21ef0f26a3e5803a28fe6b9d16b4c213ea49d51febf85fffb33b80b440dbfa","isrc":"GBASH2159809","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: IX. Alla breve","registered_at":"2026-06-20T23:43:45Z","spotify_id":"0TpiKRkWevqKGxeBqAXkv6","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e21ef0f26a3e5803a28fe6b9d16b4c213ea49d51febf85fffb33b80b440dbfa. 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/0TpiKRkWevqKGxeBqAXkv6.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0TpiKRkWevqKGxeBqAXkv6.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x1e21ef0f26a3e5803a28fe6b9d16b4c213ea49d51febf85fffb33b80b440dbfa","isrc":"GBASH2159809","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: IX. Alla breve","registered_at":"2026-06-20T23:43:45Z","spotify_id":"0TpiKRkWevqKGxeBqAXkv6","type":"track"}

Goldberg Variations (‘Air with Thirty Variations’), BWV 988: X. Lostesso tempo, più vivace
type: MusicRecording
duration: PT1M3S
duration ms: 63947
explicit: false
by artist: Chiyan Wong
by artist: Johann Sebastian Bach
by artist: Ferruccio Busoni
in album: Bach - Busoni: Goldberg Variations & Other Works
  type: MusicAlbum
  date published: 2021-01-22
isrc code: GBASH2159810
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T23:04:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x184f506ab6aee329a74954c45cde5a434011b42647596e5ddbef5bee6f972e98
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/4c2P8KbvBDqBJ9ZcHM8RkO.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4c2P8KbvBDqBJ9ZcHM8RkO
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x184f506ab6aee329a74954c45cde5a434011b42647596e5ddbef5bee6f972e98","isrc":"GBASH2159810","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: X. Lostesso tempo, più vivace","registered_at":"2026-06-17T23:04:18Z","spotify_id":"4c2P8KbvBDqBJ9ZcHM8RkO","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x184f506ab6aee329a74954c45cde5a434011b42647596e5ddbef5bee6f972e98. 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/4c2P8KbvBDqBJ9ZcHM8RkO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4c2P8KbvBDqBJ9ZcHM8RkO.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x184f506ab6aee329a74954c45cde5a434011b42647596e5ddbef5bee6f972e98","isrc":"GBASH2159810","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: X. Lostesso tempo, più vivace","registered_at":"2026-06-17T23:04:18Z","spotify_id":"4c2P8KbvBDqBJ9ZcHM8RkO","type":"track"}

Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XI. Andante con grazia [ossia]
type: MusicRecording
duration: PT2M31S
duration ms: 151674
explicit: false
by artist: Chiyan Wong
by artist: Johann Sebastian Bach
by artist: Ferruccio Busoni
in album: Bach - Busoni: Goldberg Variations & Other Works
  type: MusicAlbum
  date published: 2021-01-22
isrc code: GBASH2159811
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T06:07:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf0e735415adc9c3d79aa3541b5d099d628fc1ff94bcf0b5120a905d2b69556c0
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/0nUEYCKYUuQEcmaMEDbdd6.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0nUEYCKYUuQEcmaMEDbdd6
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf0e735415adc9c3d79aa3541b5d099d628fc1ff94bcf0b5120a905d2b69556c0","isrc":"GBASH2159811","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XI. Andante con grazia [ossia]","registered_at":"2026-06-11T06:07:23Z","spotify_id":"0nUEYCKYUuQEcmaMEDbdd6","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf0e735415adc9c3d79aa3541b5d099d628fc1ff94bcf0b5120a905d2b69556c0. 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/0nUEYCKYUuQEcmaMEDbdd6.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0nUEYCKYUuQEcmaMEDbdd6.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xf0e735415adc9c3d79aa3541b5d099d628fc1ff94bcf0b5120a905d2b69556c0","isrc":"GBASH2159811","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XI. Andante con grazia [ossia]","registered_at":"2026-06-11T06:07:23Z","spotify_id":"0nUEYCKYUuQEcmaMEDbdd6","type":"track"}

Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XII. Allegro ritenuto
type: MusicRecording
duration: PT1M10S
duration ms: 70430
explicit: false
by artist: Chiyan Wong
by artist: Johann Sebastian Bach
by artist: Ferruccio Busoni
in album: Bach - Busoni: Goldberg Variations & Other Works
  type: MusicAlbum
  date published: 2021-01-22
isrc code: GBASH2159812
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T23:47:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x75bebdad0367875c5dcea0c64560ba89fdc39a491608907073da24d1e920aaae
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/3X1cf05P86MbB1dfcpsTKo.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3X1cf05P86MbB1dfcpsTKo
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x75bebdad0367875c5dcea0c64560ba89fdc39a491608907073da24d1e920aaae","isrc":"GBASH2159812","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XII. Allegro ritenuto","registered_at":"2026-06-20T23:47:05Z","spotify_id":"3X1cf05P86MbB1dfcpsTKo","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75bebdad0367875c5dcea0c64560ba89fdc39a491608907073da24d1e920aaae. 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/3X1cf05P86MbB1dfcpsTKo.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3X1cf05P86MbB1dfcpsTKo.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x75bebdad0367875c5dcea0c64560ba89fdc39a491608907073da24d1e920aaae","isrc":"GBASH2159812","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XII. Allegro ritenuto","registered_at":"2026-06-20T23:47:05Z","spotify_id":"3X1cf05P86MbB1dfcpsTKo","type":"track"}

Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XIII. Quasi adagio
type: MusicRecording
duration: PT2M50S
duration ms: 170332
explicit: false
by artist: Chiyan Wong
by artist: Johann Sebastian Bach
by artist: Ferruccio Busoni
in album: Bach - Busoni: Goldberg Variations & Other Works
  type: MusicAlbum
  date published: 2021-01-22
isrc code: GBASH2159813
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T11:32:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4c13777ffb1c5eb74a87e600311cd959c389faf4ec924206df581f4153ade120
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/2K5dZcZym9bk2pw0xrWHu5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2K5dZcZym9bk2pw0xrWHu5
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4c13777ffb1c5eb74a87e600311cd959c389faf4ec924206df581f4153ade120","isrc":"GBASH2159813","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XIII. Quasi adagio","registered_at":"2026-06-18T11:32:45Z","spotify_id":"2K5dZcZym9bk2pw0xrWHu5","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c13777ffb1c5eb74a87e600311cd959c389faf4ec924206df581f4153ade120. 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/2K5dZcZym9bk2pw0xrWHu5.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2K5dZcZym9bk2pw0xrWHu5.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x4c13777ffb1c5eb74a87e600311cd959c389faf4ec924206df581f4153ade120","isrc":"GBASH2159813","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XIII. Quasi adagio","registered_at":"2026-06-18T11:32:45Z","spotify_id":"2K5dZcZym9bk2pw0xrWHu5","type":"track"}

Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XIV. Allegretto piacevole
type: MusicRecording
duration: PT0M48S
duration ms: 48342
explicit: false
by artist: Chiyan Wong
by artist: Johann Sebastian Bach
by artist: Ferruccio Busoni
in album: Bach - Busoni: Goldberg Variations & Other Works
  type: MusicAlbum
  date published: 2021-01-22
isrc code: GBASH2159814
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T23:39:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x46fc0bafae1444e7f7acc79f0410f5a88b224bf23739222f8fb071bca4702461
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/6OsXYl4E7dCQgyBnOhdd4d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6OsXYl4E7dCQgyBnOhdd4d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x46fc0bafae1444e7f7acc79f0410f5a88b224bf23739222f8fb071bca4702461","isrc":"GBASH2159814","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XIV. Allegretto piacevole","registered_at":"2026-06-20T23:39:49Z","spotify_id":"6OsXYl4E7dCQgyBnOhdd4d","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46fc0bafae1444e7f7acc79f0410f5a88b224bf23739222f8fb071bca4702461. 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/6OsXYl4E7dCQgyBnOhdd4d.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6OsXYl4E7dCQgyBnOhdd4d.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x46fc0bafae1444e7f7acc79f0410f5a88b224bf23739222f8fb071bca4702461","isrc":"GBASH2159814","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XIV. Allegretto piacevole","registered_at":"2026-06-20T23:39:49Z","spotify_id":"6OsXYl4E7dCQgyBnOhdd4d","type":"track"}

Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XV. Allegretto vivace [Variante des Herausgebers]
type: MusicRecording
duration: PT1M6S
duration ms: 66693
explicit: false
by artist: Chiyan Wong
by artist: Johann Sebastian Bach
by artist: Ferruccio Busoni
in album: Bach - Busoni: Goldberg Variations & Other Works
  type: MusicAlbum
  date published: 2021-01-22
isrc code: GBASH2159815
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T11:08:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6d742af8fea4413dc59e736084fb40b1791b43c64d4a190266b5e018fef8840f
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/6X84Gz332d6wvLBUdvGxzS.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6X84Gz332d6wvLBUdvGxzS
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6d742af8fea4413dc59e736084fb40b1791b43c64d4a190266b5e018fef8840f","isrc":"GBASH2159815","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XV. Allegretto vivace [Variante des Herausgebers]","registered_at":"2026-06-19T11:08:44Z","spotify_id":"6X84Gz332d6wvLBUdvGxzS","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d742af8fea4413dc59e736084fb40b1791b43c64d4a190266b5e018fef8840f. 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/6X84Gz332d6wvLBUdvGxzS.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6X84Gz332d6wvLBUdvGxzS.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x6d742af8fea4413dc59e736084fb40b1791b43c64d4a190266b5e018fef8840f","isrc":"GBASH2159815","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XV. Allegretto vivace [Variante des Herausgebers]","registered_at":"2026-06-19T11:08:44Z","spotify_id":"6X84Gz332d6wvLBUdvGxzS","type":"track"}

Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XVI. Alla breve
type: MusicRecording
duration: PT0M39S
duration ms: 39812
explicit: false
by artist: Chiyan Wong
by artist: Johann Sebastian Bach
by artist: Ferruccio Busoni
in album: Bach - Busoni: Goldberg Variations & Other Works
  type: MusicAlbum
  date published: 2021-01-22
isrc code: GBASH2159816
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T06:07:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe9280e39f9d2fe5e457a16434616e45616e604dd1140b4673d0a438c3d44a9a7
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/3oDUfBwX4ZmzmIo3X6favw.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3oDUfBwX4ZmzmIo3X6favw
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe9280e39f9d2fe5e457a16434616e45616e604dd1140b4673d0a438c3d44a9a7","isrc":"GBASH2159816","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XVI. Alla breve","registered_at":"2026-06-11T06:07:09Z","spotify_id":"3oDUfBwX4ZmzmIo3X6favw","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9280e39f9d2fe5e457a16434616e45616e604dd1140b4673d0a438c3d44a9a7. 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/3oDUfBwX4ZmzmIo3X6favw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3oDUfBwX4ZmzmIo3X6favw.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xe9280e39f9d2fe5e457a16434616e45616e604dd1140b4673d0a438c3d44a9a7","isrc":"GBASH2159816","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XVI. Alla breve","registered_at":"2026-06-11T06:07:09Z","spotify_id":"3oDUfBwX4ZmzmIo3X6favw","type":"track"}

Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XVII. Non Allegro
type: MusicRecording
duration: PT1M12S
duration ms: 72190
explicit: false
by artist: Chiyan Wong
by artist: Johann Sebastian Bach
by artist: Ferruccio Busoni
in album: Bach - Busoni: Goldberg Variations & Other Works
  type: MusicAlbum
  date published: 2021-01-22
isrc code: GBASH2159817
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T22:15:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x56f212f58777d6442ddc92f414d3f48bdad51a31d4822b31f1de842aa4e75906
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/0rk7KyOerAuixFtveNYTwK.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0rk7KyOerAuixFtveNYTwK
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x56f212f58777d6442ddc92f414d3f48bdad51a31d4822b31f1de842aa4e75906","isrc":"GBASH2159817","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XVII. Non Allegro","registered_at":"2026-06-21T22:15:59Z","spotify_id":"0rk7KyOerAuixFtveNYTwK","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56f212f58777d6442ddc92f414d3f48bdad51a31d4822b31f1de842aa4e75906. 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/0rk7KyOerAuixFtveNYTwK.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0rk7KyOerAuixFtveNYTwK.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x56f212f58777d6442ddc92f414d3f48bdad51a31d4822b31f1de842aa4e75906","isrc":"GBASH2159817","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XVII. Non Allegro","registered_at":"2026-06-21T22:15:59Z","spotify_id":"0rk7KyOerAuixFtveNYTwK","type":"track"}

Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XVIII. Adagio
type: MusicRecording
duration: PT4M34S
duration ms: 274707
explicit: false
by artist: Chiyan Wong
by artist: Johann Sebastian Bach
by artist: Ferruccio Busoni
in album: Bach - Busoni: Goldberg Variations & Other Works
  type: MusicAlbum
  date published: 2021-01-22
isrc code: GBASH2159818
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T04:38:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbfed40c451c33e5b7f4c899fe79a7b33e4544307a113e3ce178304d82365700a
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/1170yZvx1Py6oivb87tizD.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1170yZvx1Py6oivb87tizD
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbfed40c451c33e5b7f4c899fe79a7b33e4544307a113e3ce178304d82365700a","isrc":"GBASH2159818","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XVIII. Adagio","registered_at":"2026-06-20T04:38:53Z","spotify_id":"1170yZvx1Py6oivb87tizD","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbfed40c451c33e5b7f4c899fe79a7b33e4544307a113e3ce178304d82365700a. 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/1170yZvx1Py6oivb87tizD.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1170yZvx1Py6oivb87tizD.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0xbfed40c451c33e5b7f4c899fe79a7b33e4544307a113e3ce178304d82365700a","isrc":"GBASH2159818","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XVIII. Adagio","registered_at":"2026-06-20T04:38:53Z","spotify_id":"1170yZvx1Py6oivb87tizD","type":"track"}

Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XIX. Allegro corrente
type: MusicRecording
duration: PT1M1S
duration ms: 61890
explicit: false
by artist: Chiyan Wong
by artist: Johann Sebastian Bach
by artist: Ferruccio Busoni
in album: Bach - Busoni: Goldberg Variations & Other Works
  type: MusicAlbum
  date published: 2021-01-22
isrc code: GBASH2159819
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T02:11:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x981148d2d03976f5857e1f08481b674ff72e71d3e70463996cd560d69b0c57e9
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/2QVbO0qQV5zVhbbtX3OZU4.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2QVbO0qQV5zVhbbtX3OZU4
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x981148d2d03976f5857e1f08481b674ff72e71d3e70463996cd560d69b0c57e9","isrc":"GBASH2159819","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XIX. Allegro corrente","registered_at":"2026-06-23T02:11:56Z","spotify_id":"2QVbO0qQV5zVhbbtX3OZU4","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x981148d2d03976f5857e1f08481b674ff72e71d3e70463996cd560d69b0c57e9. 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/2QVbO0qQV5zVhbbtX3OZU4.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2QVbO0qQV5zVhbbtX3OZU4.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x981148d2d03976f5857e1f08481b674ff72e71d3e70463996cd560d69b0c57e9","isrc":"GBASH2159819","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XIX. Allegro corrente","registered_at":"2026-06-23T02:11:56Z","spotify_id":"2QVbO0qQV5zVhbbtX3OZU4","type":"track"}

Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XX. Andante brillante [Version des Herausgebers]
type: MusicRecording
duration: PT1M19S
duration ms: 79560
explicit: false
by artist: Chiyan Wong
by artist: Johann Sebastian Bach
by artist: Ferruccio Busoni
in album: Bach - Busoni: Goldberg Variations & Other Works
  type: MusicAlbum
  date published: 2021-01-22
isrc code: GBASH2159820
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T18:28:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1d265ee7d92ca0f3217108dd3ab44254f3379ac26b655557820be26dda1e3f47
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/67F8SCz5U8Jq99p8CLDU1R.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/67F8SCz5U8Jq99p8CLDU1R
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1d265ee7d92ca0f3217108dd3ab44254f3379ac26b655557820be26dda1e3f47","isrc":"GBASH2159820","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XX. Andante brillante [Version des Herausgebers]","registered_at":"2026-06-25T18:28:31Z","spotify_id":"67F8SCz5U8Jq99p8CLDU1R","type":"track"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d265ee7d92ca0f3217108dd3ab44254f3379ac26b655557820be26dda1e3f47. 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/67F8SCz5U8Jq99p8CLDU1R.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/67F8SCz5U8Jq99p8CLDU1R.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x1d265ee7d92ca0f3217108dd3ab44254f3379ac26b655557820be26dda1e3f47","isrc":"GBASH2159820","name":"Goldberg Variations (‘Air with Thirty Variations’), BWV 988: XX. Andante brillante [Version des Herausgebers]","registered_at":"2026-06-25T18:28:31Z","spotify_id":"67F8SCz5U8Jq99p8CLDU1R","type":"track"}