Bökkers
type: MusicGroup
genre: nederpop
popularity: 46
followers: 26848
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc0b37b619188b3df18b286093c338bea29c4d6537ece04582a975f2ca607ee90
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f9a7dd54-c85c-4271-82cd-cf21f7cdd2fb.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f9a7dd54-c85c-4271-82cd-cf21f7cdd2fb.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f9a7dd54-c85c-4271-82cd-cf21f7cdd2fb
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc0b37b619188b3df18b286093c338bea29c4d6537ece04582a975f2ca607ee90","name":"Bökkers","registered_at":"2026-06-12T14:11:31Z","symbol":"NIM0321630","token_address":"0xf9a005fd102e31b185e84a5a65b8d0d3ddca0f72","type":"artist","uuid":"f9a7dd54-c85c-4271-82cd-cf21f7cdd2fb"}
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 0xc0b37b619188b3df18b286093c338bea29c4d6537ece04582a975f2ca607ee90. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f9a7dd54-c85c-4271-82cd-cf21f7cdd2fb.json and https://artists.proofprofile.net/proofs/artist/f9a7dd54-c85c-4271-82cd-cf21f7cdd2fb.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0xc0b37b619188b3df18b286093c338bea29c4d6537ece04582a975f2ca607ee90","name":"Bökkers","registered_at":"2026-06-12T14:11:31Z","symbol":"NIM0321630","token_address":"0xf9a005fd102e31b185e84a5a65b8d0d3ddca0f72","type":"artist","uuid":"f9a7dd54-c85c-4271-82cd-cf21f7cdd2fb"}
album: Niks An De Hand
  type: MusicAlbum
  date published: 2023-11-17
  track: Niks An De Hand
    type: MusicRecording
    duration: PT2M48S
    duration ms: 168277
    explicit: false
    by artist: Bökkers
    by artist: De Troubadours
    in album: Niks An De Hand
      type: MusicAlbum
      date published: 2023-11-17
    isrc code: NLP972300018
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-07T14:05:56+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xf55d7a8f03e68d9551e6f4b40a78e899e4cc6ff522d7d8c889808d6565444a38
    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/6ajnvRkOCSBZ7hhMGq45g8.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6ajnvRkOCSBZ7hhMGq45g8
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T15:41:10Z
    additional property: OTSCanonicalRecord
      type: PropertyValue
      value: {"copyright_id":"0xf55d7a8f03e68d9551e6f4b40a78e899e4cc6ff522d7d8c889808d6565444a38","isrc":"NLP972300018","name":"Niks An De Hand","registered_at":"2026-06-07T14:05:56Z","spotify_id":"6ajnvRkOCSBZ7hhMGq45g8","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 0xf55d7a8f03e68d9551e6f4b40a78e899e4cc6ff522d7d8c889808d6565444a38. 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/6ajnvRkOCSBZ7hhMGq45g8.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6ajnvRkOCSBZ7hhMGq45g8.
      date published: 2026-06-13T15:41:10Z
      text: {"copyright_id":"0xf55d7a8f03e68d9551e6f4b40a78e899e4cc6ff522d7d8c889808d6565444a38","isrc":"NLP972300018","name":"Niks An De Hand","registered_at":"2026-06-07T14:05:56Z","spotify_id":"6ajnvRkOCSBZ7hhMGq45g8","type":"track"}
track: Niks An De Hand
  type: MusicRecording
  duration: PT2M48S
  duration ms: 168277
  explicit: false
  by artist: Bökkers
  by artist: De Troubadours
  in album: Niks An De Hand
    type: MusicAlbum
    date published: 2023-11-17
  isrc code: NLP972300018
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T14:05:56+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf55d7a8f03e68d9551e6f4b40a78e899e4cc6ff522d7d8c889808d6565444a38
  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/6ajnvRkOCSBZ7hhMGq45g8.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6ajnvRkOCSBZ7hhMGq45g8
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xf55d7a8f03e68d9551e6f4b40a78e899e4cc6ff522d7d8c889808d6565444a38","isrc":"NLP972300018","name":"Niks An De Hand","registered_at":"2026-06-07T14:05:56Z","spotify_id":"6ajnvRkOCSBZ7hhMGq45g8","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 0xf55d7a8f03e68d9551e6f4b40a78e899e4cc6ff522d7d8c889808d6565444a38. 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/6ajnvRkOCSBZ7hhMGq45g8.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6ajnvRkOCSBZ7hhMGq45g8.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0xf55d7a8f03e68d9551e6f4b40a78e899e4cc6ff522d7d8c889808d6565444a38","isrc":"NLP972300018","name":"Niks An De Hand","registered_at":"2026-06-07T14:05:56Z","spotify_id":"6ajnvRkOCSBZ7hhMGq45g8","type":"track"}
track: Zo Lief
  type: MusicRecording
  duration: PT3M14S
  duration ms: 194048
  explicit: false
  by artist: Bökkers
  in album: Beste Zangers Seizoen 2021 (Aflevering 7 - Anneke Van Giersbergen)
    type: MusicAlbum
    date published: 2021-10-21
  isrc code: NLSU32100046
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T17:44:35+00:00
track: Carry On
  type: MusicRecording
  duration: PT1M54S
  duration ms: 114037
  explicit: false
  by artist: Bökkers
  in album: Beste Zangers Seizoen 2021 (Aflevering 4 - Alides Hidding)
    type: MusicAlbum
    date published: 2021-09-23
  isrc code: NLSU32100026
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-20T07:35:22+00:00
track: Niks An De Hand
  type: MusicRecording
  duration: PT2M48S
  duration ms: 168277
  explicit: false
  by artist: Bökkers
  by artist: De Troubadours
  in album: De Troubadours Vol. 3
    type: MusicAlbum
    date published: 2023-12-15
track: Niks An De Hand - Live in Ruurlo
  type: MusicRecording
  duration: PT2M47S
  duration ms: 167936
  explicit: false
  by artist: Bökkers
  by artist: De Troubadours
  in album: De Troubadours Vol. 3
    type: MusicAlbum
    date published: 2023-12-15
  isrc code: NLP972300028
track: Miracles
  type: MusicRecording
  duration: PT2M30S
  duration ms: 150826
  explicit: false
  by artist: Bökkers
  by artist: Karsu
  in album: Beste Zangers 2021 (Karsu)
  isrc code: NLSU32100052
  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: Hou Van Mij
track: Nothing Really Matters
track: Dat Dach Ik Dus Nie
track: Denk Ik An Oe

Karsu
type: MusicGroup

Beste Zangers 2021 (Karsu)
type: MusicAlbum
date published: 2021-10-28

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-08T12:47:05+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x61cfc103e90e5a3aeda7a8ef710037be2fc1fffdb8f817f20f4dc371a966dfce

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956312

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/956312

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/2Ga6auB0m03aMZvXPLrHnJ.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Ga6auB0m03aMZvXPLrHnJ

OTSTimestamp
type: PropertyValue
value: 2026-07-02T05:09:12Z

OTSCanonicalRecord
type: PropertyValue

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61cfc103e90e5a3aeda7a8ef710037be2fc1fffdb8f817f20f4dc371a966dfce. 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/2Ga6auB0m03aMZvXPLrHnJ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Ga6auB0m03aMZvXPLrHnJ.
date published: 2026-07-02T05:09:12Z

Hou Van Mij
type: MusicRecording
duration: PT3M13S
duration ms: 193758
explicit: false
by artist: Bökkers
by artist: Beste Zangers
in album: Beste Zangers 2021 (Bökkers)
  type: MusicAlbum
  date published: 2021-10-28
isrc code: NLSU32100008
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T07:35:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3508e9e2e9065ed9f45da98b70c3a9d49a1ac992d4883c9b322a61aa936ac897
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/2SXs2u6WcrGWQnww5J3DMO.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2SXs2u6WcrGWQnww5J3DMO
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3508e9e2e9065ed9f45da98b70c3a9d49a1ac992d4883c9b322a61aa936ac897","isrc":"NLSU32100008","name":"Hou Van Mij","registered_at":"2026-06-20T07:35:18Z","spotify_id":"2SXs2u6WcrGWQnww5J3DMO","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 0x3508e9e2e9065ed9f45da98b70c3a9d49a1ac992d4883c9b322a61aa936ac897. 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/2SXs2u6WcrGWQnww5J3DMO.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2SXs2u6WcrGWQnww5J3DMO.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x3508e9e2e9065ed9f45da98b70c3a9d49a1ac992d4883c9b322a61aa936ac897","isrc":"NLSU32100008","name":"Hou Van Mij","registered_at":"2026-06-20T07:35:18Z","spotify_id":"2SXs2u6WcrGWQnww5J3DMO","type":"track"}

Nothing Really Matters
type: MusicRecording
duration: PT3M17S
duration ms: 197323
explicit: false
by artist: Bökkers
in album: Beste Zangers 2021 (Bökkers)
  type: MusicAlbum
  date published: 2021-10-28
isrc code: NLSU32100024
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T20:38:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5c4b808d59683ccafdb524cc971c83fa4566015f0264bb4f15430b321170d4f0
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/6BXlWc3RcicvDzjrNemdOw.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6BXlWc3RcicvDzjrNemdOw
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5c4b808d59683ccafdb524cc971c83fa4566015f0264bb4f15430b321170d4f0","isrc":"NLSU32100024","name":"Nothing Really Matters","registered_at":"2026-06-07T20:38:41Z","spotify_id":"6BXlWc3RcicvDzjrNemdOw","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 0x5c4b808d59683ccafdb524cc971c83fa4566015f0264bb4f15430b321170d4f0. 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/6BXlWc3RcicvDzjrNemdOw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6BXlWc3RcicvDzjrNemdOw.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x5c4b808d59683ccafdb524cc971c83fa4566015f0264bb4f15430b321170d4f0","isrc":"NLSU32100024","name":"Nothing Really Matters","registered_at":"2026-06-07T20:38:41Z","spotify_id":"6BXlWc3RcicvDzjrNemdOw","type":"track"}

Carry On
type: MusicRecording
duration: PT1M54S
duration ms: 114037
explicit: false
by artist: Bökkers
in album: Beste Zangers 2021 (Bökkers)
  type: MusicAlbum
  date published: 2021-10-28
isrc code: NLSU32100026
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T07:35:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd37e4d23fdd92f858be38e30057929449df080d44968e8f22c149d6ed70c8314
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/2KmSQ6q4XNvX3Aj8T2P3h6.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2KmSQ6q4XNvX3Aj8T2P3h6
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd37e4d23fdd92f858be38e30057929449df080d44968e8f22c149d6ed70c8314","isrc":"NLSU32100026","name":"Carry On","registered_at":"2026-06-20T07:35:22Z","spotify_id":"2KmSQ6q4XNvX3Aj8T2P3h6","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 0xd37e4d23fdd92f858be38e30057929449df080d44968e8f22c149d6ed70c8314. 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/2KmSQ6q4XNvX3Aj8T2P3h6.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2KmSQ6q4XNvX3Aj8T2P3h6.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xd37e4d23fdd92f858be38e30057929449df080d44968e8f22c149d6ed70c8314","isrc":"NLSU32100026","name":"Carry On","registered_at":"2026-06-20T07:35:22Z","spotify_id":"2KmSQ6q4XNvX3Aj8T2P3h6","type":"track"}

Dat Dach Ik Dus Nie
type: MusicRecording
duration: PT2M53S
duration ms: 173418
explicit: false
by artist: Bökkers
in album: Beste Zangers 2021 (Bökkers)
  type: MusicAlbum
  date published: 2021-10-28
isrc code: NLSU32100036
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T14:11:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x29bdc3f34f83b5f10c554990914ca10102775509972f2409bc2e08e4cc6357b6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953515
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953515
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5ca446tedOj5ggANgq6186.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5ca446tedOj5ggANgq6186
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x29bdc3f34f83b5f10c554990914ca10102775509972f2409bc2e08e4cc6357b6","isrc":"NLSU32100036","name":"Dat Dach Ik Dus Nie","registered_at":"2026-06-07T14:11:23Z","spotify_id":"5ca446tedOj5ggANgq6186","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 0x29bdc3f34f83b5f10c554990914ca10102775509972f2409bc2e08e4cc6357b6. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5ca446tedOj5ggANgq6186.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5ca446tedOj5ggANgq6186.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0x29bdc3f34f83b5f10c554990914ca10102775509972f2409bc2e08e4cc6357b6","isrc":"NLSU32100036","name":"Dat Dach Ik Dus Nie","registered_at":"2026-06-07T14:11:23Z","spotify_id":"5ca446tedOj5ggANgq6186","type":"track"}

Denk Ik An Oe
type: MusicRecording
duration: PT2M53S
duration ms: 173589
explicit: false
by artist: Bökkers
in album: Beste Zangers 2021 (Bökkers)
  type: MusicAlbum
  date published: 2021-10-28
isrc code: NLSU32100040
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T17:47:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0552761b0414b28711993deedd1da1c349607eda4d77b564dc48c89f9e6f50f6
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/0HINkctZ66GaQotJgbyCcd.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0HINkctZ66GaQotJgbyCcd
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0552761b0414b28711993deedd1da1c349607eda4d77b564dc48c89f9e6f50f6","isrc":"NLSU32100040","name":"Denk Ik An Oe","registered_at":"2026-06-06T17:47:20Z","spotify_id":"0HINkctZ66GaQotJgbyCcd","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 0x0552761b0414b28711993deedd1da1c349607eda4d77b564dc48c89f9e6f50f6. 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/0HINkctZ66GaQotJgbyCcd.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0HINkctZ66GaQotJgbyCcd.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x0552761b0414b28711993deedd1da1c349607eda4d77b564dc48c89f9e6f50f6","isrc":"NLSU32100040","name":"Denk Ik An Oe","registered_at":"2026-06-06T17:47:20Z","spotify_id":"0HINkctZ66GaQotJgbyCcd","type":"track"}

Zo Lief
type: MusicRecording
duration: PT3M14S
duration ms: 194048
explicit: false
by artist: Bökkers
in album: Beste Zangers 2021 (Bökkers)
  type: MusicAlbum
  date published: 2021-10-28
isrc code: NLSU32100046
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T17:44:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2f86ebb6a9573d498e70e28f42f8fa0f0fa9542e10658601aa5d50bde1458984
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/79xFj4P9tCUafficzbIXTH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/79xFj4P9tCUafficzbIXTH
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2f86ebb6a9573d498e70e28f42f8fa0f0fa9542e10658601aa5d50bde1458984","isrc":"NLSU32100046","name":"Zo Lief","registered_at":"2026-06-06T17:44:35Z","spotify_id":"79xFj4P9tCUafficzbIXTH","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 0x2f86ebb6a9573d498e70e28f42f8fa0f0fa9542e10658601aa5d50bde1458984. 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/79xFj4P9tCUafficzbIXTH.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/79xFj4P9tCUafficzbIXTH.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x2f86ebb6a9573d498e70e28f42f8fa0f0fa9542e10658601aa5d50bde1458984","isrc":"NLSU32100046","name":"Zo Lief","registered_at":"2026-06-06T17:44:35Z","spotify_id":"79xFj4P9tCUafficzbIXTH","type":"track"}

Miracles
type: MusicRecording
duration: PT2M30S
duration ms: 150826
explicit: false
by artist: Bökkers
by artist: Karsu
in album: Beste Zangers 2021 (Bökkers)
  type: MusicAlbum
  date published: 2021-10-28
isrc code: NLSU32100052
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T12:47:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x61cfc103e90e5a3aeda7a8ef710037be2fc1fffdb8f817f20f4dc371a966dfce
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/3URxBp3v6I70GX3xDWzV61.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3URxBp3v6I70GX3xDWzV61
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61cfc103e90e5a3aeda7a8ef710037be2fc1fffdb8f817f20f4dc371a966dfce. 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/3URxBp3v6I70GX3xDWzV61.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3URxBp3v6I70GX3xDWzV61.
  date published: 2026-06-13T15:41:10Z

Miracles
type: MusicRecording
duration: PT2M30S
duration ms: 150826
explicit: false
by artist: Bökkers
by artist: Karsu
in album: Beste Zangers Seizoen 2021 (Aflevering 8 - Duetten)
  type: MusicAlbum
  date published: 2021-10-28
isrc code: NLSU32100052
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T12:47:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x61cfc103e90e5a3aeda7a8ef710037be2fc1fffdb8f817f20f4dc371a966dfce
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/0UO8I3fP1cuMHx617FYv6a.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0UO8I3fP1cuMHx617FYv6a
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61cfc103e90e5a3aeda7a8ef710037be2fc1fffdb8f817f20f4dc371a966dfce. 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/0UO8I3fP1cuMHx617FYv6a.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0UO8I3fP1cuMHx617FYv6a.
  date published: 2026-07-02T03:55:08Z

Denk Ik An Oe
type: MusicRecording
duration: PT2M53S
duration ms: 173589
explicit: false
by artist: Bökkers
in album: Beste Zangers Seizoen 2021 (Aflevering 6 - Joe Buck)
  type: MusicAlbum
  date published: 2021-10-07
isrc code: NLSU32100040
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T17:47:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0552761b0414b28711993deedd1da1c349607eda4d77b564dc48c89f9e6f50f6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956891
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956891
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/0WwpKcAkqJ20reL5eLD9rX.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0WwpKcAkqJ20reL5eLD9rX
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T07:16:32Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0552761b0414b28711993deedd1da1c349607eda4d77b564dc48c89f9e6f50f6","isrc":"NLSU32100040","name":"Denk Ik An Oe","registered_at":"2026-06-06T17:47:20Z","spotify_id":"0WwpKcAkqJ20reL5eLD9rX","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 0x0552761b0414b28711993deedd1da1c349607eda4d77b564dc48c89f9e6f50f6. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0WwpKcAkqJ20reL5eLD9rX.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0WwpKcAkqJ20reL5eLD9rX.
  date published: 2026-07-06T07:16:32Z
  text: {"copyright_id":"0x0552761b0414b28711993deedd1da1c349607eda4d77b564dc48c89f9e6f50f6","isrc":"NLSU32100040","name":"Denk Ik An Oe","registered_at":"2026-06-06T17:47:20Z","spotify_id":"0WwpKcAkqJ20reL5eLD9rX","type":"track"}

Hou Van Mij
type: MusicRecording
duration: PT3M13S
duration ms: 193758
explicit: false
by artist: Bökkers
by artist: Beste Zangers
in album: Beste Zangers Seizoen 2021 (Aflevering 1 - VanVelzen)
  type: MusicAlbum
  date published: 2021-09-02
isrc code: NLSU32100008
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T07:35:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3508e9e2e9065ed9f45da98b70c3a9d49a1ac992d4883c9b322a61aa936ac897
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/5Iy1Ch05thv7NogNKTPGhQ.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5Iy1Ch05thv7NogNKTPGhQ
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3508e9e2e9065ed9f45da98b70c3a9d49a1ac992d4883c9b322a61aa936ac897","isrc":"NLSU32100008","name":"Hou Van Mij","registered_at":"2026-06-20T07:35:18Z","spotify_id":"5Iy1Ch05thv7NogNKTPGhQ","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 0x3508e9e2e9065ed9f45da98b70c3a9d49a1ac992d4883c9b322a61aa936ac897. 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/5Iy1Ch05thv7NogNKTPGhQ.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5Iy1Ch05thv7NogNKTPGhQ.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x3508e9e2e9065ed9f45da98b70c3a9d49a1ac992d4883c9b322a61aa936ac897","isrc":"NLSU32100008","name":"Hou Van Mij","registered_at":"2026-06-20T07:35:18Z","spotify_id":"5Iy1Ch05thv7NogNKTPGhQ","type":"track"}

Nothing Really Matters
type: MusicRecording
duration: PT3M17S
duration ms: 197323
explicit: false
by artist: Bökkers
in album: Beste Zangers Seizoen 2021 (Aflevering 3 - Belle Perez)
  type: MusicAlbum
  date published: 2021-09-16
isrc code: NLSU32100024
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T20:38:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5c4b808d59683ccafdb524cc971c83fa4566015f0264bb4f15430b321170d4f0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956891
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956891
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/1UoLTL2I3mrcdrUssAZvSX.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1UoLTL2I3mrcdrUssAZvSX
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T07:16:32Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5c4b808d59683ccafdb524cc971c83fa4566015f0264bb4f15430b321170d4f0","isrc":"NLSU32100024","name":"Nothing Really Matters","registered_at":"2026-06-07T20:38:41Z","spotify_id":"1UoLTL2I3mrcdrUssAZvSX","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 0x5c4b808d59683ccafdb524cc971c83fa4566015f0264bb4f15430b321170d4f0. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1UoLTL2I3mrcdrUssAZvSX.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1UoLTL2I3mrcdrUssAZvSX.
  date published: 2026-07-06T07:16:32Z
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Hou Van Mij
type: MusicRecording
duration: PT3M13S
duration ms: 193758
explicit: false
by artist: Bökkers
by artist: Beste Zangers
in album: Beste Zangers Seizoen 2021
  type: MusicAlbum
  date published: 2021-10-29
isrc code: NLSU32100008
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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  value: 2026-06-20T07:35:18+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x3508e9e2e9065ed9f45da98b70c3a9d49a1ac992d4883c9b322a61aa936ac897
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957120
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/6a5uHJTUoTZ0ye99FhRZQV.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6a5uHJTUoTZ0ye99FhRZQV
additional property: OTSTimestamp
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  value: 2026-07-08T03:22:41Z
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 0x3508e9e2e9065ed9f45da98b70c3a9d49a1ac992d4883c9b322a61aa936ac897. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6a5uHJTUoTZ0ye99FhRZQV.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6a5uHJTUoTZ0ye99FhRZQV.
  date published: 2026-07-08T03:22:41Z
  text: {"copyright_id":"0x3508e9e2e9065ed9f45da98b70c3a9d49a1ac992d4883c9b322a61aa936ac897","isrc":"NLSU32100008","name":"Hou Van Mij","registered_at":"2026-06-20T07:35:18Z","spotify_id":"6a5uHJTUoTZ0ye99FhRZQV","type":"track"}

Nothing Really Matters
type: MusicRecording
duration: PT3M17S
duration ms: 197323
explicit: false
by artist: Bökkers
in album: Beste Zangers Seizoen 2021
  type: MusicAlbum
  date published: 2021-10-29
isrc code: NLSU32100024
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T20:38:41+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x5c4b808d59683ccafdb524cc971c83fa4566015f0264bb4f15430b321170d4f0
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957120
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5iwbTVNHy2P3N1V9BuSoRU.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5iwbTVNHy2P3N1V9BuSoRU
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
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 0x5c4b808d59683ccafdb524cc971c83fa4566015f0264bb4f15430b321170d4f0. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5iwbTVNHy2P3N1V9BuSoRU.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5iwbTVNHy2P3N1V9BuSoRU.
  date published: 2026-07-08T03:22:41Z
  text: {"copyright_id":"0x5c4b808d59683ccafdb524cc971c83fa4566015f0264bb4f15430b321170d4f0","isrc":"NLSU32100024","name":"Nothing Really Matters","registered_at":"2026-06-07T20:38:41Z","spotify_id":"5iwbTVNHy2P3N1V9BuSoRU","type":"track"}

Dat Dach Ik Dus Nie
type: MusicRecording
duration: PT2M53S
duration ms: 173418
explicit: false
by artist: Bökkers
in album: Beste Zangers Seizoen 2021
  type: MusicAlbum
  date published: 2021-10-29
isrc code: NLSU32100036
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T14:11:23+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x29bdc3f34f83b5f10c554990914ca10102775509972f2409bc2e08e4cc6357b6
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/957145
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3AwxXQ5puUnkEGpRAfusLw.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3AwxXQ5puUnkEGpRAfusLw
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x29bdc3f34f83b5f10c554990914ca10102775509972f2409bc2e08e4cc6357b6","isrc":"NLSU32100036","name":"Dat Dach Ik Dus Nie","registered_at":"2026-06-07T14:11:23Z","spotify_id":"3AwxXQ5puUnkEGpRAfusLw","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 0x29bdc3f34f83b5f10c554990914ca10102775509972f2409bc2e08e4cc6357b6. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3AwxXQ5puUnkEGpRAfusLw.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3AwxXQ5puUnkEGpRAfusLw.
  date published: 2026-07-08T08:56:20Z
  text: {"copyright_id":"0x29bdc3f34f83b5f10c554990914ca10102775509972f2409bc2e08e4cc6357b6","isrc":"NLSU32100036","name":"Dat Dach Ik Dus Nie","registered_at":"2026-06-07T14:11:23Z","spotify_id":"3AwxXQ5puUnkEGpRAfusLw","type":"track"}