Erland Cooper
type: MusicGroup
genre: neoclassical
popularity: 49
followers: 33124
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf6f6c523cf6f31ba1a9a35c65e11f225925afccc564c893e9ffcf2c31fd804ed
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953423
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953423
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ff79e01b-586a-49a2-bec0-21de670e1aba.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ff79e01b-586a-49a2-bec0-21de670e1aba.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/ff79e01b-586a-49a2-bec0-21de670e1aba
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. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6f6c523cf6f31ba1a9a35c65e11f225925afccc564c893e9ffcf2c31fd804ed. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ff79e01b-586a-49a2-bec0-21de670e1aba.json and https://artists.proofprofile.net/proofs/artist/ff79e01b-586a-49a2-bec0-21de670e1aba.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T21:20:00Z
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album: Holm (Variations & B-sides)
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  date published: 2021-05-27
  track: Plainstones
    type: MusicRecording
    duration: PT0M24S
    duration ms: 24200
    explicit: false
    by artist: Erland Cooper
    in album: Holm (Variations & B-sides)
      type: MusicAlbum
      date published: 2021-05-27
  track: Maalie over Marwick Head
    type: MusicRecording
    duration: PT2M48S
    duration ms: 168680
    explicit: false
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    in album: Holm (Variations & B-sides)
      type: MusicAlbum
      date published: 2021-05-27
    isrc code: GB45A2002328
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
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      type: PropertyValue
      value: 2026-06-04T15:09:17+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xc781b77df01847dd7cee2a85e5bef1611324dd805c1b66e5eab4ebb04dd0379e
    additional property: OTSHash
    additional property: OTSBitcoinBlock
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/953513
    additional property: OTSRecordURL
      type: PropertyValue
      value: https://artists.proofprofile.net/proofs/track/41G7CEBLO7ELMjqfAfTHoa.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/41G7CEBLO7ELMjqfAfTHoa
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T12:47:07Z
    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 0xc781b77df01847dd7cee2a85e5bef1611324dd805c1b66e5eab4ebb04dd0379e. 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/41G7CEBLO7ELMjqfAfTHoa.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/41G7CEBLO7ELMjqfAfTHoa.
      date published: 2026-06-13T12:47:07Z
      text: {"copyright_id":"0xc781b77df01847dd7cee2a85e5bef1611324dd805c1b66e5eab4ebb04dd0379e","isrc":"GB45A2002328","name":"Maalie over Marwick Head","registered_at":"2026-06-04T15:09:17Z","spotify_id":"41G7CEBLO7ELMjqfAfTHoa","type":"track"}
  track: Hoxa Sound
    type: MusicRecording
    duration: PT2M3S
    duration ms: 123413
    explicit: false
    by artist: Erland Cooper
    in album: Holm (Variations & B-sides)
      type: MusicAlbum
      date published: 2021-05-27
    isrc code: GB45A2002329
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
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    additional property: CopyrightChainExplorerURL
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    additional property: OTSHash
    additional property: OTSBitcoinBlock
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/953528
    additional property: OTSRecordURL
      type: PropertyValue
      value: https://artists.proofprofile.net/proofs/track/7uKJyU2UuZDEb98ENxk4kq.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7uKJyU2UuZDEb98ENxk4kq
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T15:41:10Z
    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 0x3e6d0f93df2a57c2cefd0dcb383a91be752335abd21b5040a268a9dc5266c301. 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/7uKJyU2UuZDEb98ENxk4kq.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7uKJyU2UuZDEb98ENxk4kq.
      date published: 2026-06-13T15:41:10Z
      text: {"copyright_id":"0x3e6d0f93df2a57c2cefd0dcb383a91be752335abd21b5040a268a9dc5266c301","isrc":"GB45A2002329","name":"Hoxa Sound","registered_at":"2026-06-04T09:29:54Z","spotify_id":"7uKJyU2UuZDEb98ENxk4kq","type":"track"}
  track: St. Magnus of Hamnavoe - Daniel Pioro Rework
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    duration: PT3M2S
    duration ms: 182093
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    by artist: Daniel Pioro
    in album: Holm (Variations & B-sides)
      type: MusicAlbum
      date published: 2021-05-27
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    additional property: CopyrightID
    additional property: CopyrightStatus
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      value: registered
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      type: PropertyValue
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    additional property: CopyrightChainExplorerURL
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      value: https://explorer.copyrightchains.com/tx/0xc24f9c39622b9db68cede299d2a466989488f851f4e2960d50e9b42e6c297e5f
    additional property: OTSHash
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      type: PropertyValue
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    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block/953528
    additional property: OTSRecordURL
      type: PropertyValue
      value: https://artists.proofprofile.net/proofs/track/5GujKrJ6RbLOlkMgdZyEO8.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5GujKrJ6RbLOlkMgdZyEO8
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T15:41:10Z
    additional property: OTSCanonicalRecord
      type: PropertyValue
      value: {"copyright_id":"0xc24f9c39622b9db68cede299d2a466989488f851f4e2960d50e9b42e6c297e5f","isrc":"GB45A2002330","name":"St. Magnus of Hamnavoe - Daniel Pioro Rework","registered_at":"2026-06-05T06:35:23Z","spotify_id":"5GujKrJ6RbLOlkMgdZyEO8","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 0xc24f9c39622b9db68cede299d2a466989488f851f4e2960d50e9b42e6c297e5f. 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/5GujKrJ6RbLOlkMgdZyEO8.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5GujKrJ6RbLOlkMgdZyEO8.
      date published: 2026-06-13T15:41:10Z
      text: {"copyright_id":"0xc24f9c39622b9db68cede299d2a466989488f851f4e2960d50e9b42e6c297e5f","isrc":"GB45A2002330","name":"St. Magnus of Hamnavoe - Daniel Pioro Rework","registered_at":"2026-06-05T06:35:23Z","spotify_id":"5GujKrJ6RbLOlkMgdZyEO8","type":"track"}
  track: Mallimack - Hayden Thorpe Rework
    type: MusicRecording
    duration: PT1M47S
    duration ms: 107146
    explicit: false
    by artist: Erland Cooper
    by artist: Hayden Thorpe
    in album: Holm (Variations & B-sides)
    isrc code: GB45A2002331
    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: In Dwarfie Stane - Alex Kozobolis Rework
  track: Haar over Hamnavoe - Bill Ryder-Jones Rework
  track: Whitemaa on Pier Head
  track: Kittick - Simeon Walker Rework
  track: Pickieterno
  track: Maalie on Yesnaby Castle - Vince Pope Rework
  track: Sillocks of Stromness - Isobel Waller-Bridge Rework
  track: Longhope by Ayre
  track: Haar over Stenness Loch - Marta Salogni Rework
  track: Cattie-face for Isla
track: Hoxa Sound
track: Haar over Hamnavoe - Bill Ryder-Jones Rework
track: St. Magnus of Hamnavoe - Daniel Pioro Rework
track: Kittick - Simeon Walker Rework
track: Maalie over Marwick Head
track: Mallimack - Hayden Thorpe Rework
track: Whitemaa on Pier Head
track: Pickieterno
track: Maalie on Yesnaby Castle - Vince Pope Rework
track: In Dwarfie Stane - Alex Kozobolis Rework
track: Sillocks of Stromness - Isobel Waller-Bridge Rework
track: Longhope by Ayre
track: Haar over Stenness Loch - Marta Salogni Rework
track: Cattie-face for Isla
track: Movement 5 - Pt. 2 - Instrumental
track: Movement 7 - Pt. 1
track: Carol Of The Bells
track: Music For Growing Flowers - Pt. 4
track: Plainstones
track: Reverie (Arr. Knoth for Solo Violin, Strings and Electronics)

Hayden Thorpe
type: MusicGroup

Holm (Variations & B-sides)
type: MusicAlbum
date published: 2021-05-27

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-04T14:26:56+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x54c8d8eccef9138f4c3822f2969bb32f2db70b6de9243271f280afcafe565f41

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953513

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/953513

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/7doSWksbW3YoEhm8vPg1kw.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7doSWksbW3YoEhm8vPg1kw

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x54c8d8eccef9138f4c3822f2969bb32f2db70b6de9243271f280afcafe565f41","isrc":"GB45A2002331","name":"Mallimack - Hayden Thorpe Rework","registered_at":"2026-06-04T14:26:56Z","spotify_id":"7doSWksbW3YoEhm8vPg1kw","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 0x54c8d8eccef9138f4c3822f2969bb32f2db70b6de9243271f280afcafe565f41. 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/7doSWksbW3YoEhm8vPg1kw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7doSWksbW3YoEhm8vPg1kw.
date published: 2026-06-13T12:47:07Z
text: {"copyright_id":"0x54c8d8eccef9138f4c3822f2969bb32f2db70b6de9243271f280afcafe565f41","isrc":"GB45A2002331","name":"Mallimack - Hayden Thorpe Rework","registered_at":"2026-06-04T14:26:56Z","spotify_id":"7doSWksbW3YoEhm8vPg1kw","type":"track"}

In Dwarfie Stane - Alex Kozobolis Rework
type: MusicRecording
duration: PT3M27S
duration ms: 207120
explicit: false
by artist: Erland Cooper
by artist: Alex Kozobolis
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002332
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T04:22:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3c6f2db9bfa99e9af9b0949188ff539d1d6a8c635ed9e657d7f4d14b2bde3923
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953528
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/7yXsfSrYPxP7UcFQXpzv6j.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7yXsfSrYPxP7UcFQXpzv6j
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3c6f2db9bfa99e9af9b0949188ff539d1d6a8c635ed9e657d7f4d14b2bde3923","isrc":"GB45A2002332","name":"In Dwarfie Stane - Alex Kozobolis Rework","registered_at":"2026-06-09T04:22:24Z","spotify_id":"7yXsfSrYPxP7UcFQXpzv6j","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 0x3c6f2db9bfa99e9af9b0949188ff539d1d6a8c635ed9e657d7f4d14b2bde3923. 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/7yXsfSrYPxP7UcFQXpzv6j.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7yXsfSrYPxP7UcFQXpzv6j.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x3c6f2db9bfa99e9af9b0949188ff539d1d6a8c635ed9e657d7f4d14b2bde3923","isrc":"GB45A2002332","name":"In Dwarfie Stane - Alex Kozobolis Rework","registered_at":"2026-06-09T04:22:24Z","spotify_id":"7yXsfSrYPxP7UcFQXpzv6j","type":"track"}

Haar over Hamnavoe - Bill Ryder-Jones Rework
type: MusicRecording
duration: PT3M53S
duration ms: 233253
explicit: false
by artist: Erland Cooper
by artist: Bill Ryder-Jones
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002333
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T10:41:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x265d5690c17b8b0d7b2cea7f078c01f39189744396c7dcf24f69c8935aac3b63
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953513
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5lylxsh8w7J21NuGhLruUL.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5lylxsh8w7J21NuGhLruUL
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x265d5690c17b8b0d7b2cea7f078c01f39189744396c7dcf24f69c8935aac3b63","isrc":"GB45A2002333","name":"Haar over Hamnavoe - Bill Ryder-Jones Rework","registered_at":"2026-06-04T10:41:10Z","spotify_id":"5lylxsh8w7J21NuGhLruUL","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 0x265d5690c17b8b0d7b2cea7f078c01f39189744396c7dcf24f69c8935aac3b63. 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/5lylxsh8w7J21NuGhLruUL.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5lylxsh8w7J21NuGhLruUL.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x265d5690c17b8b0d7b2cea7f078c01f39189744396c7dcf24f69c8935aac3b63","isrc":"GB45A2002333","name":"Haar over Hamnavoe - Bill Ryder-Jones Rework","registered_at":"2026-06-04T10:41:10Z","spotify_id":"5lylxsh8w7J21NuGhLruUL","type":"track"}

Whitemaa on Pier Head
type: MusicRecording
duration: PT1M35S
duration ms: 95066
explicit: false
by artist: Erland Cooper
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002334
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T11:42:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3a6a7aa31c774feac01330f65c0d75c250dac06d6beb0465f409736c4135855f
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/6lo1U0QR5FiR9gjf3DNEHy.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6lo1U0QR5FiR9gjf3DNEHy
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3a6a7aa31c774feac01330f65c0d75c250dac06d6beb0465f409736c4135855f","isrc":"GB45A2002334","name":"Whitemaa on Pier Head","registered_at":"2026-06-05T11:42:11Z","spotify_id":"6lo1U0QR5FiR9gjf3DNEHy","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 0x3a6a7aa31c774feac01330f65c0d75c250dac06d6beb0465f409736c4135855f. 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/6lo1U0QR5FiR9gjf3DNEHy.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6lo1U0QR5FiR9gjf3DNEHy.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x3a6a7aa31c774feac01330f65c0d75c250dac06d6beb0465f409736c4135855f","isrc":"GB45A2002334","name":"Whitemaa on Pier Head","registered_at":"2026-06-05T11:42:11Z","spotify_id":"6lo1U0QR5FiR9gjf3DNEHy","type":"track"}

Kittick - Simeon Walker Rework
type: MusicRecording
duration: PT2M24S
duration ms: 144093
explicit: false
by artist: Erland Cooper
by artist: Simeon Walker
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002335
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T13:16:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1b6cd3c7f9070895a10a6a5356c27ab8f72aef1ffb1150ee40b95536d4e5581c
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/67gDfFjvYZz3qSQNajHjka.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/67gDfFjvYZz3qSQNajHjka
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1b6cd3c7f9070895a10a6a5356c27ab8f72aef1ffb1150ee40b95536d4e5581c","isrc":"GB45A2002335","name":"Kittick - Simeon Walker Rework","registered_at":"2026-06-04T13:16:48Z","spotify_id":"67gDfFjvYZz3qSQNajHjka","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 0x1b6cd3c7f9070895a10a6a5356c27ab8f72aef1ffb1150ee40b95536d4e5581c. 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/67gDfFjvYZz3qSQNajHjka.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/67gDfFjvYZz3qSQNajHjka.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x1b6cd3c7f9070895a10a6a5356c27ab8f72aef1ffb1150ee40b95536d4e5581c","isrc":"GB45A2002335","name":"Kittick - Simeon Walker Rework","registered_at":"2026-06-04T13:16:48Z","spotify_id":"67gDfFjvYZz3qSQNajHjka","type":"track"}

Pickieterno
type: MusicRecording
duration: PT1M55S
duration ms: 115693
explicit: false
by artist: Erland Cooper
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002336
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T16:08:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9033474a49647bc801f5b75fbf6d07b1e6299e90c559495eda7662b7f2718453
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/3YTFz3X9F4eXgb8Bo08OJz.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3YTFz3X9F4eXgb8Bo08OJz
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 0x9033474a49647bc801f5b75fbf6d07b1e6299e90c559495eda7662b7f2718453. 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/3YTFz3X9F4eXgb8Bo08OJz.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3YTFz3X9F4eXgb8Bo08OJz.
  date published: 2026-06-13T17:25:41Z

Maalie on Yesnaby Castle - Vince Pope Rework
type: MusicRecording
duration: PT3M22S
duration ms: 202493
explicit: false
by artist: Erland Cooper
by artist: Vince Pope
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002337
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T10:37:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5e8ad7044e8154e959459d455c6429b7cb4cd2af55b46eebf6f8808fd1c4d319
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/7so0NOXbFkmLRXkT6NEmwW.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7so0NOXbFkmLRXkT6NEmwW
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5e8ad7044e8154e959459d455c6429b7cb4cd2af55b46eebf6f8808fd1c4d319","isrc":"GB45A2002337","name":"Maalie on Yesnaby Castle - Vince Pope Rework","registered_at":"2026-06-08T10:37:49Z","spotify_id":"7so0NOXbFkmLRXkT6NEmwW","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 0x5e8ad7044e8154e959459d455c6429b7cb4cd2af55b46eebf6f8808fd1c4d319. 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/7so0NOXbFkmLRXkT6NEmwW.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7so0NOXbFkmLRXkT6NEmwW.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x5e8ad7044e8154e959459d455c6429b7cb4cd2af55b46eebf6f8808fd1c4d319","isrc":"GB45A2002337","name":"Maalie on Yesnaby Castle - Vince Pope Rework","registered_at":"2026-06-08T10:37:49Z","spotify_id":"7so0NOXbFkmLRXkT6NEmwW","type":"track"}

Sillocks of Stromness - Isobel Waller-Bridge Rework
type: MusicRecording
duration: PT3M29S
duration ms: 209000
explicit: false
by artist: Erland Cooper
by artist: Isobel Waller-Bridge
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002338
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T15:26:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc90e441a704fbc55c450e62934535a130643ff2caa70b977c1b4cfda9b858fe5
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/2n5VN6lSGIWf0WiDddWMHT.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2n5VN6lSGIWf0WiDddWMHT
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc90e441a704fbc55c450e62934535a130643ff2caa70b977c1b4cfda9b858fe5","isrc":"GB45A2002338","name":"Sillocks of Stromness - Isobel Waller-Bridge Rework","registered_at":"2026-06-10T15:26:24Z","spotify_id":"2n5VN6lSGIWf0WiDddWMHT","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 0xc90e441a704fbc55c450e62934535a130643ff2caa70b977c1b4cfda9b858fe5. 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/2n5VN6lSGIWf0WiDddWMHT.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2n5VN6lSGIWf0WiDddWMHT.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xc90e441a704fbc55c450e62934535a130643ff2caa70b977c1b4cfda9b858fe5","isrc":"GB45A2002338","name":"Sillocks of Stromness - Isobel Waller-Bridge Rework","registered_at":"2026-06-10T15:26:24Z","spotify_id":"2n5VN6lSGIWf0WiDddWMHT","type":"track"}

Longhope by Ayre
type: MusicRecording
duration: PT2M25S
duration ms: 145333
explicit: false
by artist: Erland Cooper
by artist: Paul Weller
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002339
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T20:52:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x568e7db587635e3d2fb4bb77d5270ecb2436593587c38b26b0ff3bd113c7247b
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/0WZ4RKlrPv5VU9cs7a3JpW.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0WZ4RKlrPv5VU9cs7a3JpW
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x568e7db587635e3d2fb4bb77d5270ecb2436593587c38b26b0ff3bd113c7247b","isrc":"GB45A2002339","name":"Longhope by Ayre","registered_at":"2026-06-17T20:52:28Z","spotify_id":"0WZ4RKlrPv5VU9cs7a3JpW","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 0x568e7db587635e3d2fb4bb77d5270ecb2436593587c38b26b0ff3bd113c7247b. 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/0WZ4RKlrPv5VU9cs7a3JpW.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0WZ4RKlrPv5VU9cs7a3JpW.
  date published: 2026-07-02T11:38:34Z
  text: {"copyright_id":"0x568e7db587635e3d2fb4bb77d5270ecb2436593587c38b26b0ff3bd113c7247b","isrc":"GB45A2002339","name":"Longhope by Ayre","registered_at":"2026-06-17T20:52:28Z","spotify_id":"0WZ4RKlrPv5VU9cs7a3JpW","type":"track"}

Haar over Stenness Loch - Marta Salogni Rework
type: MusicRecording
duration: PT10M38S
duration ms: 638520
explicit: false
by artist: Erland Cooper
by artist: Marta Salogni
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002340
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T21:05:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe82b15f0cadf7ee2abbc9f6ad74f350217e6417a79d09b7e703fa8eba3725f7a
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/3qcqWK5TUmOijqf41XYEdt.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3qcqWK5TUmOijqf41XYEdt
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe82b15f0cadf7ee2abbc9f6ad74f350217e6417a79d09b7e703fa8eba3725f7a","isrc":"GB45A2002340","name":"Haar over Stenness Loch - Marta Salogni Rework","registered_at":"2026-06-20T21:05:59Z","spotify_id":"3qcqWK5TUmOijqf41XYEdt","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 0xe82b15f0cadf7ee2abbc9f6ad74f350217e6417a79d09b7e703fa8eba3725f7a. 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/3qcqWK5TUmOijqf41XYEdt.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3qcqWK5TUmOijqf41XYEdt.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xe82b15f0cadf7ee2abbc9f6ad74f350217e6417a79d09b7e703fa8eba3725f7a","isrc":"GB45A2002340","name":"Haar over Stenness Loch - Marta Salogni Rework","registered_at":"2026-06-20T21:05:59Z","spotify_id":"3qcqWK5TUmOijqf41XYEdt","type":"track"}

Cattie-face for Isla
type: MusicRecording
duration: PT3M2S
duration ms: 182106
explicit: false
by artist: Erland Cooper
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002341
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T02:47:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x842259b29af47bb90ba5431e60301cd0dc3d91cf0b3343051ff28253e3035e24
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/1NWtSvg8ds7fxizNBA6Y56.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1NWtSvg8ds7fxizNBA6Y56
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x842259b29af47bb90ba5431e60301cd0dc3d91cf0b3343051ff28253e3035e24","isrc":"GB45A2002341","name":"Cattie-face for Isla","registered_at":"2026-06-20T02:47:08Z","spotify_id":"1NWtSvg8ds7fxizNBA6Y56","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 0x842259b29af47bb90ba5431e60301cd0dc3d91cf0b3343051ff28253e3035e24. 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/1NWtSvg8ds7fxizNBA6Y56.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1NWtSvg8ds7fxizNBA6Y56.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x842259b29af47bb90ba5431e60301cd0dc3d91cf0b3343051ff28253e3035e24","isrc":"GB45A2002341","name":"Cattie-face for Isla","registered_at":"2026-06-20T02:47:08Z","spotify_id":"1NWtSvg8ds7fxizNBA6Y56","type":"track"}

Hoxa Sound
type: MusicRecording
duration: PT2M3S
duration ms: 123413
explicit: false
by artist: Erland Cooper
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002329
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T09:29:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3e6d0f93df2a57c2cefd0dcb383a91be752335abd21b5040a268a9dc5266c301
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/7uKJyU2UuZDEb98ENxk4kq.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7uKJyU2UuZDEb98ENxk4kq
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3e6d0f93df2a57c2cefd0dcb383a91be752335abd21b5040a268a9dc5266c301","isrc":"GB45A2002329","name":"Hoxa Sound","registered_at":"2026-06-04T09:29:54Z","spotify_id":"7uKJyU2UuZDEb98ENxk4kq","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 0x3e6d0f93df2a57c2cefd0dcb383a91be752335abd21b5040a268a9dc5266c301. 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/7uKJyU2UuZDEb98ENxk4kq.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7uKJyU2UuZDEb98ENxk4kq.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x3e6d0f93df2a57c2cefd0dcb383a91be752335abd21b5040a268a9dc5266c301","isrc":"GB45A2002329","name":"Hoxa Sound","registered_at":"2026-06-04T09:29:54Z","spotify_id":"7uKJyU2UuZDEb98ENxk4kq","type":"track"}

Haar over Hamnavoe - Bill Ryder-Jones Rework
type: MusicRecording
duration: PT3M53S
duration ms: 233253
explicit: false
by artist: Erland Cooper
by artist: Bill Ryder-Jones
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002333
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T10:41:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x265d5690c17b8b0d7b2cea7f078c01f39189744396c7dcf24f69c8935aac3b63
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/5lylxsh8w7J21NuGhLruUL.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5lylxsh8w7J21NuGhLruUL
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x265d5690c17b8b0d7b2cea7f078c01f39189744396c7dcf24f69c8935aac3b63","isrc":"GB45A2002333","name":"Haar over Hamnavoe - Bill Ryder-Jones Rework","registered_at":"2026-06-04T10:41:10Z","spotify_id":"5lylxsh8w7J21NuGhLruUL","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 0x265d5690c17b8b0d7b2cea7f078c01f39189744396c7dcf24f69c8935aac3b63. 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/5lylxsh8w7J21NuGhLruUL.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5lylxsh8w7J21NuGhLruUL.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x265d5690c17b8b0d7b2cea7f078c01f39189744396c7dcf24f69c8935aac3b63","isrc":"GB45A2002333","name":"Haar over Hamnavoe - Bill Ryder-Jones Rework","registered_at":"2026-06-04T10:41:10Z","spotify_id":"5lylxsh8w7J21NuGhLruUL","type":"track"}

St. Magnus of Hamnavoe - Daniel Pioro Rework
type: MusicRecording
duration: PT3M2S
duration ms: 182093
explicit: false
by artist: Erland Cooper
by artist: Daniel Pioro
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002330
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T06:35:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc24f9c39622b9db68cede299d2a466989488f851f4e2960d50e9b42e6c297e5f
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/5GujKrJ6RbLOlkMgdZyEO8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5GujKrJ6RbLOlkMgdZyEO8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc24f9c39622b9db68cede299d2a466989488f851f4e2960d50e9b42e6c297e5f","isrc":"GB45A2002330","name":"St. Magnus of Hamnavoe - Daniel Pioro Rework","registered_at":"2026-06-05T06:35:23Z","spotify_id":"5GujKrJ6RbLOlkMgdZyEO8","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 0xc24f9c39622b9db68cede299d2a466989488f851f4e2960d50e9b42e6c297e5f. 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/5GujKrJ6RbLOlkMgdZyEO8.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5GujKrJ6RbLOlkMgdZyEO8.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xc24f9c39622b9db68cede299d2a466989488f851f4e2960d50e9b42e6c297e5f","isrc":"GB45A2002330","name":"St. Magnus of Hamnavoe - Daniel Pioro Rework","registered_at":"2026-06-05T06:35:23Z","spotify_id":"5GujKrJ6RbLOlkMgdZyEO8","type":"track"}

Kittick - Simeon Walker Rework
type: MusicRecording
duration: PT2M24S
duration ms: 144093
explicit: false
by artist: Erland Cooper
by artist: Simeon Walker
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002335
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T13:16:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1b6cd3c7f9070895a10a6a5356c27ab8f72aef1ffb1150ee40b95536d4e5581c
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/67gDfFjvYZz3qSQNajHjka.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/67gDfFjvYZz3qSQNajHjka
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1b6cd3c7f9070895a10a6a5356c27ab8f72aef1ffb1150ee40b95536d4e5581c","isrc":"GB45A2002335","name":"Kittick - Simeon Walker Rework","registered_at":"2026-06-04T13:16:48Z","spotify_id":"67gDfFjvYZz3qSQNajHjka","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 0x1b6cd3c7f9070895a10a6a5356c27ab8f72aef1ffb1150ee40b95536d4e5581c. 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/67gDfFjvYZz3qSQNajHjka.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/67gDfFjvYZz3qSQNajHjka.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x1b6cd3c7f9070895a10a6a5356c27ab8f72aef1ffb1150ee40b95536d4e5581c","isrc":"GB45A2002335","name":"Kittick - Simeon Walker Rework","registered_at":"2026-06-04T13:16:48Z","spotify_id":"67gDfFjvYZz3qSQNajHjka","type":"track"}

Maalie over Marwick Head
type: MusicRecording
duration: PT2M48S
duration ms: 168680
explicit: false
by artist: Erland Cooper
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002328
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T15:09:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc781b77df01847dd7cee2a85e5bef1611324dd805c1b66e5eab4ebb04dd0379e
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/41G7CEBLO7ELMjqfAfTHoa.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/41G7CEBLO7ELMjqfAfTHoa
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc781b77df01847dd7cee2a85e5bef1611324dd805c1b66e5eab4ebb04dd0379e","isrc":"GB45A2002328","name":"Maalie over Marwick Head","registered_at":"2026-06-04T15:09:17Z","spotify_id":"41G7CEBLO7ELMjqfAfTHoa","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 0xc781b77df01847dd7cee2a85e5bef1611324dd805c1b66e5eab4ebb04dd0379e. 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/41G7CEBLO7ELMjqfAfTHoa.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/41G7CEBLO7ELMjqfAfTHoa.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0xc781b77df01847dd7cee2a85e5bef1611324dd805c1b66e5eab4ebb04dd0379e","isrc":"GB45A2002328","name":"Maalie over Marwick Head","registered_at":"2026-06-04T15:09:17Z","spotify_id":"41G7CEBLO7ELMjqfAfTHoa","type":"track"}

Mallimack - Hayden Thorpe Rework
type: MusicRecording
duration: PT1M47S
duration ms: 107146
explicit: false
by artist: Erland Cooper
by artist: Hayden Thorpe
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002331
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T14:26:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x54c8d8eccef9138f4c3822f2969bb32f2db70b6de9243271f280afcafe565f41
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/7doSWksbW3YoEhm8vPg1kw.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7doSWksbW3YoEhm8vPg1kw
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x54c8d8eccef9138f4c3822f2969bb32f2db70b6de9243271f280afcafe565f41","isrc":"GB45A2002331","name":"Mallimack - Hayden Thorpe Rework","registered_at":"2026-06-04T14:26:56Z","spotify_id":"7doSWksbW3YoEhm8vPg1kw","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 0x54c8d8eccef9138f4c3822f2969bb32f2db70b6de9243271f280afcafe565f41. 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/7doSWksbW3YoEhm8vPg1kw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7doSWksbW3YoEhm8vPg1kw.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x54c8d8eccef9138f4c3822f2969bb32f2db70b6de9243271f280afcafe565f41","isrc":"GB45A2002331","name":"Mallimack - Hayden Thorpe Rework","registered_at":"2026-06-04T14:26:56Z","spotify_id":"7doSWksbW3YoEhm8vPg1kw","type":"track"}

Whitemaa on Pier Head
type: MusicRecording
duration: PT1M35S
duration ms: 95066
explicit: false
by artist: Erland Cooper
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002334
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T11:42:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3a6a7aa31c774feac01330f65c0d75c250dac06d6beb0465f409736c4135855f
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/6lo1U0QR5FiR9gjf3DNEHy.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6lo1U0QR5FiR9gjf3DNEHy
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3a6a7aa31c774feac01330f65c0d75c250dac06d6beb0465f409736c4135855f","isrc":"GB45A2002334","name":"Whitemaa on Pier Head","registered_at":"2026-06-05T11:42:11Z","spotify_id":"6lo1U0QR5FiR9gjf3DNEHy","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 0x3a6a7aa31c774feac01330f65c0d75c250dac06d6beb0465f409736c4135855f. 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/6lo1U0QR5FiR9gjf3DNEHy.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6lo1U0QR5FiR9gjf3DNEHy.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x3a6a7aa31c774feac01330f65c0d75c250dac06d6beb0465f409736c4135855f","isrc":"GB45A2002334","name":"Whitemaa on Pier Head","registered_at":"2026-06-05T11:42:11Z","spotify_id":"6lo1U0QR5FiR9gjf3DNEHy","type":"track"}

Pickieterno
type: MusicRecording
duration: PT1M55S
duration ms: 115693
explicit: false
by artist: Erland Cooper
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002336
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T16:08:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9033474a49647bc801f5b75fbf6d07b1e6299e90c559495eda7662b7f2718453
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/3YTFz3X9F4eXgb8Bo08OJz.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3YTFz3X9F4eXgb8Bo08OJz
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 0x9033474a49647bc801f5b75fbf6d07b1e6299e90c559495eda7662b7f2718453. 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/3YTFz3X9F4eXgb8Bo08OJz.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3YTFz3X9F4eXgb8Bo08OJz.
  date published: 2026-06-13T17:25:41Z

Maalie on Yesnaby Castle - Vince Pope Rework
type: MusicRecording
duration: PT3M22S
duration ms: 202493
explicit: false
by artist: Erland Cooper
by artist: Vince Pope
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002337
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T10:37:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5e8ad7044e8154e959459d455c6429b7cb4cd2af55b46eebf6f8808fd1c4d319
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/7so0NOXbFkmLRXkT6NEmwW.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7so0NOXbFkmLRXkT6NEmwW
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5e8ad7044e8154e959459d455c6429b7cb4cd2af55b46eebf6f8808fd1c4d319","isrc":"GB45A2002337","name":"Maalie on Yesnaby Castle - Vince Pope Rework","registered_at":"2026-06-08T10:37:49Z","spotify_id":"7so0NOXbFkmLRXkT6NEmwW","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 0x5e8ad7044e8154e959459d455c6429b7cb4cd2af55b46eebf6f8808fd1c4d319. 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/7so0NOXbFkmLRXkT6NEmwW.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7so0NOXbFkmLRXkT6NEmwW.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x5e8ad7044e8154e959459d455c6429b7cb4cd2af55b46eebf6f8808fd1c4d319","isrc":"GB45A2002337","name":"Maalie on Yesnaby Castle - Vince Pope Rework","registered_at":"2026-06-08T10:37:49Z","spotify_id":"7so0NOXbFkmLRXkT6NEmwW","type":"track"}

In Dwarfie Stane - Alex Kozobolis Rework
type: MusicRecording
duration: PT3M27S
duration ms: 207120
explicit: false
by artist: Erland Cooper
by artist: Alex Kozobolis
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002332
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T04:22:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3c6f2db9bfa99e9af9b0949188ff539d1d6a8c635ed9e657d7f4d14b2bde3923
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/7yXsfSrYPxP7UcFQXpzv6j.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7yXsfSrYPxP7UcFQXpzv6j
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3c6f2db9bfa99e9af9b0949188ff539d1d6a8c635ed9e657d7f4d14b2bde3923","isrc":"GB45A2002332","name":"In Dwarfie Stane - Alex Kozobolis Rework","registered_at":"2026-06-09T04:22:24Z","spotify_id":"7yXsfSrYPxP7UcFQXpzv6j","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 0x3c6f2db9bfa99e9af9b0949188ff539d1d6a8c635ed9e657d7f4d14b2bde3923. 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/7yXsfSrYPxP7UcFQXpzv6j.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7yXsfSrYPxP7UcFQXpzv6j.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x3c6f2db9bfa99e9af9b0949188ff539d1d6a8c635ed9e657d7f4d14b2bde3923","isrc":"GB45A2002332","name":"In Dwarfie Stane - Alex Kozobolis Rework","registered_at":"2026-06-09T04:22:24Z","spotify_id":"7yXsfSrYPxP7UcFQXpzv6j","type":"track"}

Sillocks of Stromness - Isobel Waller-Bridge Rework
type: MusicRecording
duration: PT3M29S
duration ms: 209000
explicit: false
by artist: Erland Cooper
by artist: Isobel Waller-Bridge
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002338
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T15:26:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc90e441a704fbc55c450e62934535a130643ff2caa70b977c1b4cfda9b858fe5
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/2n5VN6lSGIWf0WiDddWMHT.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2n5VN6lSGIWf0WiDddWMHT
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc90e441a704fbc55c450e62934535a130643ff2caa70b977c1b4cfda9b858fe5","isrc":"GB45A2002338","name":"Sillocks of Stromness - Isobel Waller-Bridge Rework","registered_at":"2026-06-10T15:26:24Z","spotify_id":"2n5VN6lSGIWf0WiDddWMHT","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 0xc90e441a704fbc55c450e62934535a130643ff2caa70b977c1b4cfda9b858fe5. 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/2n5VN6lSGIWf0WiDddWMHT.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2n5VN6lSGIWf0WiDddWMHT.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xc90e441a704fbc55c450e62934535a130643ff2caa70b977c1b4cfda9b858fe5","isrc":"GB45A2002338","name":"Sillocks of Stromness - Isobel Waller-Bridge Rework","registered_at":"2026-06-10T15:26:24Z","spotify_id":"2n5VN6lSGIWf0WiDddWMHT","type":"track"}

Longhope by Ayre
type: MusicRecording
duration: PT2M25S
duration ms: 145333
explicit: false
by artist: Erland Cooper
by artist: Paul Weller
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002339
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T20:52:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x568e7db587635e3d2fb4bb77d5270ecb2436593587c38b26b0ff3bd113c7247b
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/0WZ4RKlrPv5VU9cs7a3JpW.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0WZ4RKlrPv5VU9cs7a3JpW
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x568e7db587635e3d2fb4bb77d5270ecb2436593587c38b26b0ff3bd113c7247b","isrc":"GB45A2002339","name":"Longhope by Ayre","registered_at":"2026-06-17T20:52:28Z","spotify_id":"0WZ4RKlrPv5VU9cs7a3JpW","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 0x568e7db587635e3d2fb4bb77d5270ecb2436593587c38b26b0ff3bd113c7247b. 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/0WZ4RKlrPv5VU9cs7a3JpW.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0WZ4RKlrPv5VU9cs7a3JpW.
  date published: 2026-07-02T11:38:34Z
  text: {"copyright_id":"0x568e7db587635e3d2fb4bb77d5270ecb2436593587c38b26b0ff3bd113c7247b","isrc":"GB45A2002339","name":"Longhope by Ayre","registered_at":"2026-06-17T20:52:28Z","spotify_id":"0WZ4RKlrPv5VU9cs7a3JpW","type":"track"}

Haar over Stenness Loch - Marta Salogni Rework
type: MusicRecording
duration: PT10M38S
duration ms: 638520
explicit: false
by artist: Erland Cooper
by artist: Marta Salogni
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002340
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T21:05:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe82b15f0cadf7ee2abbc9f6ad74f350217e6417a79d09b7e703fa8eba3725f7a
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/3qcqWK5TUmOijqf41XYEdt.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3qcqWK5TUmOijqf41XYEdt
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe82b15f0cadf7ee2abbc9f6ad74f350217e6417a79d09b7e703fa8eba3725f7a","isrc":"GB45A2002340","name":"Haar over Stenness Loch - Marta Salogni Rework","registered_at":"2026-06-20T21:05:59Z","spotify_id":"3qcqWK5TUmOijqf41XYEdt","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 0xe82b15f0cadf7ee2abbc9f6ad74f350217e6417a79d09b7e703fa8eba3725f7a. 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/3qcqWK5TUmOijqf41XYEdt.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3qcqWK5TUmOijqf41XYEdt.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xe82b15f0cadf7ee2abbc9f6ad74f350217e6417a79d09b7e703fa8eba3725f7a","isrc":"GB45A2002340","name":"Haar over Stenness Loch - Marta Salogni Rework","registered_at":"2026-06-20T21:05:59Z","spotify_id":"3qcqWK5TUmOijqf41XYEdt","type":"track"}

Cattie-face for Isla
type: MusicRecording
duration: PT3M2S
duration ms: 182106
explicit: false
by artist: Erland Cooper
in album: Holm (Variations & B-sides)
  type: MusicAlbum
  date published: 2021-05-27
isrc code: GB45A2002341
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T02:47:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x842259b29af47bb90ba5431e60301cd0dc3d91cf0b3343051ff28253e3035e24
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/1NWtSvg8ds7fxizNBA6Y56.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1NWtSvg8ds7fxizNBA6Y56
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x842259b29af47bb90ba5431e60301cd0dc3d91cf0b3343051ff28253e3035e24","isrc":"GB45A2002341","name":"Cattie-face for Isla","registered_at":"2026-06-20T02:47:08Z","spotify_id":"1NWtSvg8ds7fxizNBA6Y56","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 0x842259b29af47bb90ba5431e60301cd0dc3d91cf0b3343051ff28253e3035e24. 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/1NWtSvg8ds7fxizNBA6Y56.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1NWtSvg8ds7fxizNBA6Y56.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x842259b29af47bb90ba5431e60301cd0dc3d91cf0b3343051ff28253e3035e24","isrc":"GB45A2002341","name":"Cattie-face for Isla","registered_at":"2026-06-20T02:47:08Z","spotify_id":"1NWtSvg8ds7fxizNBA6Y56","type":"track"}

Movement 5 - Pt. 2 - Instrumental
type: MusicRecording
duration: PT4M12S
duration ms: 252920
explicit: false
by artist: Erland Cooper
by artist: Scottish Ensemble
in album: Work Focus 2024
  type: MusicAlbum
  date published: 2024-07-03
isrc code: GBUM72207781
additional property: CopyrightID
additional property: CopyrightStatus
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subject of: OpenTimestamps Proof of Existence
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Movement 7 - Pt. 1
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by artist: Leo Abrahams
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Carol Of The Bells
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by artist: Олена Ustelentseva
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Music For Growing Flowers - Pt. 4
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Plainstones
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Reverie (Arr. Knoth for Solo Violin, Strings and Electronics)
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by artist: Erland Cooper
by artist: Mari Samuelsen
by artist: Scoring Berlin
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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