Crema
type: MusicGroup
popularity: 32
followers: 4235
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x03b41b2971184f7bfa40dc6cb357d1e80f5cdfe8d2ec663d41531097a29fff34
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/c1a3dd9a-2360-4c64-b103-73f0123d9899.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/c1a3dd9a-2360-4c64-b103-73f0123d9899.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/c1a3dd9a-2360-4c64-b103-73f0123d9899
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
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 0x03b41b2971184f7bfa40dc6cb357d1e80f5cdfe8d2ec663d41531097a29fff34. 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/c1a3dd9a-2360-4c64-b103-73f0123d9899.json and https://artists.proofprofile.net/proofs/artist/c1a3dd9a-2360-4c64-b103-73f0123d9899.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
album: Agorazein
  type: MusicAlbum
  date published: 2024-06-07
  track: Algebra
    type: MusicRecording
    duration: PT3M32S
    duration ms: 212689
    explicit: false
    by artist: Crema
    in album: Agorazein
      type: MusicAlbum
      date published: 2024-06-07
    isrc code: QZNJX2403027
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-06T15:06:30+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x8a6f1ec1413f51ea52c2cdf136c36cde6962fa943cc0ca79bbcc0864e2e2abcb
    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/7pBxHcLzO6YTas0or7hiKn.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7pBxHcLzO6YTas0or7hiKn
    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 0x8a6f1ec1413f51ea52c2cdf136c36cde6962fa943cc0ca79bbcc0864e2e2abcb. 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/7pBxHcLzO6YTas0or7hiKn.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/7pBxHcLzO6YTas0or7hiKn.
      date published: 2026-06-13T15:41:10Z
  track: La Tache
    type: MusicRecording
    duration: PT4M1S
    duration ms: 241285
    explicit: false
    by artist: Crema
    in album: Agorazein
      type: MusicAlbum
      date published: 2024-06-07
    isrc code: QZNJX2403028
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-07T18:26:13+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x4518c88fd1e1db8b3fa8e16c28c872ca1ad98ea52d49269266d08f77101680fe
    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/57XQOFSz49ho0bwlPQ9kZa.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/57XQOFSz49ho0bwlPQ9kZa
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T15:41:10Z
    additional property: OTSCanonicalRecord
      type: PropertyValue
      value: {"copyright_id":"0x4518c88fd1e1db8b3fa8e16c28c872ca1ad98ea52d49269266d08f77101680fe","isrc":"QZNJX2403028","name":"La Tache","registered_at":"2026-06-07T18:26:13Z","spotify_id":"57XQOFSz49ho0bwlPQ9kZa","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 0x4518c88fd1e1db8b3fa8e16c28c872ca1ad98ea52d49269266d08f77101680fe. 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/57XQOFSz49ho0bwlPQ9kZa.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/57XQOFSz49ho0bwlPQ9kZa.
      date published: 2026-06-13T15:41:10Z
      text: {"copyright_id":"0x4518c88fd1e1db8b3fa8e16c28c872ca1ad98ea52d49269266d08f77101680fe","isrc":"QZNJX2403028","name":"La Tache","registered_at":"2026-06-07T18:26:13Z","spotify_id":"57XQOFSz49ho0bwlPQ9kZa","type":"track"}
  track: Cada Uno en Su Lugar
    type: MusicRecording
    duration: PT5M26S
    duration ms: 326662
    explicit: false
    by artist: Crema
    in album: Agorazein
      type: MusicAlbum
      date published: 2024-06-07
    isrc code: QZNJX2403029
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-04T16:18:11+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x8c2f62679d7260094bed91e63d3d8381936f9a47ce0749e55638dd9885526fa0
    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/40AemuWFBTP5NHvaoAhESE.json
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/40AemuWFBTP5NHvaoAhESE
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-06-13T12:47:07Z
    additional property: OTSCanonicalRecord
      type: PropertyValue
      value: {"copyright_id":"0x8c2f62679d7260094bed91e63d3d8381936f9a47ce0749e55638dd9885526fa0","isrc":"QZNJX2403029","name":"Cada Uno en Su Lugar","registered_at":"2026-06-04T16:18:11Z","spotify_id":"40AemuWFBTP5NHvaoAhESE","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 0x8c2f62679d7260094bed91e63d3d8381936f9a47ce0749e55638dd9885526fa0. 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/40AemuWFBTP5NHvaoAhESE.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/40AemuWFBTP5NHvaoAhESE.
      date published: 2026-06-13T12:47:07Z
      text: {"copyright_id":"0x8c2f62679d7260094bed91e63d3d8381936f9a47ce0749e55638dd9885526fa0","isrc":"QZNJX2403029","name":"Cada Uno en Su Lugar","registered_at":"2026-06-04T16:18:11Z","spotify_id":"40AemuWFBTP5NHvaoAhESE","type":"track"}
  track: En Casa
    type: MusicRecording
    duration: PT7M47S
    duration ms: 467331
    explicit: false
    by artist: Crema
    in album: Agorazein
      type: MusicAlbum
      date published: 2024-06-07
    isrc code: QZNJX2403030
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-09T03:51:09+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xa2cfbf54369db05e17add2d00279765df894ee8b66aee86f572e4770394545cb
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 953520
    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: Lo Justo
  track: En Ruinas Como Roma
  track: Madrid No Fame
  track: Musica
  track: Soñando Con Esto
  track: Juntar una Vida
  track: Bajo Cero
track: Cada Uno en Su Lugar
track: En Ruinas Como Roma
track: Bajo Cero
track: Algebra
track: Lo Justo
track: La Tache
track: Madrid No Fame
track: En Casa
track: Juntar una Vida
track: Soñando Con Esto
track: Musica

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/953520

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/2gwrDnDUTL9fybgXpGypRh.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2gwrDnDUTL9fybgXpGypRh

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xa2cfbf54369db05e17add2d00279765df894ee8b66aee86f572e4770394545cb","isrc":"QZNJX2403030","name":"En Casa","registered_at":"2026-06-09T03:51:09Z","spotify_id":"2gwrDnDUTL9fybgXpGypRh","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 0xa2cfbf54369db05e17add2d00279765df894ee8b66aee86f572e4770394545cb. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2gwrDnDUTL9fybgXpGypRh.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/2gwrDnDUTL9fybgXpGypRh.
date published: 2026-06-13T13:32:09Z
text: {"copyright_id":"0xa2cfbf54369db05e17add2d00279765df894ee8b66aee86f572e4770394545cb","isrc":"QZNJX2403030","name":"En Casa","registered_at":"2026-06-09T03:51:09Z","spotify_id":"2gwrDnDUTL9fybgXpGypRh","type":"track"}

Lo Justo
type: MusicRecording
duration: PT4M1S
duration ms: 241023
explicit: false
by artist: Crema
in album: Agorazein
  type: MusicAlbum
  date published: 2024-06-07
isrc code: QZNJX2403031
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T05:24:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfddd70c13d093da3dae0741bb019c24eef8dd16f704320de3339f3e6aece1be3
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/3qhDtYRGyK17aXmTa24xxX.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3qhDtYRGyK17aXmTa24xxX
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfddd70c13d093da3dae0741bb019c24eef8dd16f704320de3339f3e6aece1be3","isrc":"QZNJX2403031","name":"Lo Justo","registered_at":"2026-06-07T05:24:19Z","spotify_id":"3qhDtYRGyK17aXmTa24xxX","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 0xfddd70c13d093da3dae0741bb019c24eef8dd16f704320de3339f3e6aece1be3. 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/3qhDtYRGyK17aXmTa24xxX.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/3qhDtYRGyK17aXmTa24xxX.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0xfddd70c13d093da3dae0741bb019c24eef8dd16f704320de3339f3e6aece1be3","isrc":"QZNJX2403031","name":"Lo Justo","registered_at":"2026-06-07T05:24:19Z","spotify_id":"3qhDtYRGyK17aXmTa24xxX","type":"track"}

En Ruinas Como Roma
type: MusicRecording
duration: PT4M33S
duration ms: 273936
explicit: false
by artist: Crema
in album: Agorazein
  type: MusicAlbum
  date published: 2024-06-07
isrc code: QZNJX2403032
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T15:05:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8977e8bc157257293866b035ccb29d71a11983de666a5d4d446b1bb39a71f92c
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/10NwNXAvGyQxL2WQzdwfVD.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/10NwNXAvGyQxL2WQzdwfVD
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8977e8bc157257293866b035ccb29d71a11983de666a5d4d446b1bb39a71f92c","isrc":"QZNJX2403032","name":"En Ruinas Como Roma","registered_at":"2026-06-06T15:05:17Z","spotify_id":"10NwNXAvGyQxL2WQzdwfVD","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 0x8977e8bc157257293866b035ccb29d71a11983de666a5d4d446b1bb39a71f92c. 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/10NwNXAvGyQxL2WQzdwfVD.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/10NwNXAvGyQxL2WQzdwfVD.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x8977e8bc157257293866b035ccb29d71a11983de666a5d4d446b1bb39a71f92c","isrc":"QZNJX2403032","name":"En Ruinas Como Roma","registered_at":"2026-06-06T15:05:17Z","spotify_id":"10NwNXAvGyQxL2WQzdwfVD","type":"track"}

Madrid No Fame
type: MusicRecording
duration: PT4M34S
duration ms: 274094
explicit: false
by artist: Crema
in album: Agorazein
  type: MusicAlbum
  date published: 2024-06-07
isrc code: QZNJX2403033
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T17:17:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1b7caa8c0521e28f9818ae4d47c9cfade8f8485e7169e725f0abf66a68b5e787
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/0vFIY0kVqb7n8VMrKHCXui.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0vFIY0kVqb7n8VMrKHCXui
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1b7caa8c0521e28f9818ae4d47c9cfade8f8485e7169e725f0abf66a68b5e787","isrc":"QZNJX2403033","name":"Madrid No Fame","registered_at":"2026-06-08T17:17:54Z","spotify_id":"0vFIY0kVqb7n8VMrKHCXui","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 0x1b7caa8c0521e28f9818ae4d47c9cfade8f8485e7169e725f0abf66a68b5e787. 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/0vFIY0kVqb7n8VMrKHCXui.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/0vFIY0kVqb7n8VMrKHCXui.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x1b7caa8c0521e28f9818ae4d47c9cfade8f8485e7169e725f0abf66a68b5e787","isrc":"QZNJX2403033","name":"Madrid No Fame","registered_at":"2026-06-08T17:17:54Z","spotify_id":"0vFIY0kVqb7n8VMrKHCXui","type":"track"}

Musica
type: MusicRecording
duration: PT1M19S
duration ms: 79923
explicit: false
by artist: Crema
in album: Agorazein
  type: MusicAlbum
  date published: 2024-06-07
isrc code: QZNJX2403034
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-12T00:55:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xda4165b4dad0cf600c212444908fa7b0fe3aaa54d17675504e43d4117fee59d6
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/1E3YwYr4azDnFiZ7QhsKnm.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1E3YwYr4azDnFiZ7QhsKnm
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 0xda4165b4dad0cf600c212444908fa7b0fe3aaa54d17675504e43d4117fee59d6. 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/1E3YwYr4azDnFiZ7QhsKnm.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/1E3YwYr4azDnFiZ7QhsKnm.
  date published: 2026-06-13T17:25:41Z

Soñando Con Esto
type: MusicRecording
duration: PT3M52S
duration ms: 232152
explicit: false
by artist: Crema
in album: Agorazein
  type: MusicAlbum
  date published: 2024-06-07
isrc code: QZNJX2403035
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T09:32:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xafc83ad51de68550aaa088af01804d017f596344ec2275ea3511121779b027ee
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/4uC6XqVRUmyaG6zDSWwtKP.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4uC6XqVRUmyaG6zDSWwtKP
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xafc83ad51de68550aaa088af01804d017f596344ec2275ea3511121779b027ee","isrc":"QZNJX2403035","name":"Soñando Con Esto","registered_at":"2026-06-08T09:32:59Z","spotify_id":"4uC6XqVRUmyaG6zDSWwtKP","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 0xafc83ad51de68550aaa088af01804d017f596344ec2275ea3511121779b027ee. 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/4uC6XqVRUmyaG6zDSWwtKP.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/4uC6XqVRUmyaG6zDSWwtKP.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xafc83ad51de68550aaa088af01804d017f596344ec2275ea3511121779b027ee","isrc":"QZNJX2403035","name":"Soñando Con Esto","registered_at":"2026-06-08T09:32:59Z","spotify_id":"4uC6XqVRUmyaG6zDSWwtKP","type":"track"}

Juntar una Vida
type: MusicRecording
duration: PT2M4S
duration ms: 124728
explicit: false
by artist: Crema
in album: Agorazein
  type: MusicAlbum
  date published: 2024-06-07
isrc code: QZNJX2403036
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T03:52:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x207d2cfb993552f0830de34c0e8e7e1cf381d9cef40a559ff64b36d3d622337d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3ySNnNk50dvYDXkX0pxHAd.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3ySNnNk50dvYDXkX0pxHAd
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x207d2cfb993552f0830de34c0e8e7e1cf381d9cef40a559ff64b36d3d622337d","isrc":"QZNJX2403036","name":"Juntar una Vida","registered_at":"2026-06-09T03:52:19Z","spotify_id":"3ySNnNk50dvYDXkX0pxHAd","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 0x207d2cfb993552f0830de34c0e8e7e1cf381d9cef40a559ff64b36d3d622337d. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3ySNnNk50dvYDXkX0pxHAd.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/3ySNnNk50dvYDXkX0pxHAd.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x207d2cfb993552f0830de34c0e8e7e1cf381d9cef40a559ff64b36d3d622337d","isrc":"QZNJX2403036","name":"Juntar una Vida","registered_at":"2026-06-09T03:52:19Z","spotify_id":"3ySNnNk50dvYDXkX0pxHAd","type":"track"}

Bajo Cero
type: MusicRecording
duration: PT4M28S
duration ms: 268336
explicit: false
by artist: Crema
in album: Agorazein
  type: MusicAlbum
  date published: 2024-06-07
isrc code: QZNJX2403037
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T05:25:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x61783a8f310558851310f4ab885e8369d704054b0a048f6e189f19c49d255147
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/4ZUB3EEddEm9QA69NHw5TD.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ZUB3EEddEm9QA69NHw5TD
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x61783a8f310558851310f4ab885e8369d704054b0a048f6e189f19c49d255147","isrc":"QZNJX2403037","name":"Bajo Cero","registered_at":"2026-06-07T05:25:46Z","spotify_id":"4ZUB3EEddEm9QA69NHw5TD","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 0x61783a8f310558851310f4ab885e8369d704054b0a048f6e189f19c49d255147. 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/4ZUB3EEddEm9QA69NHw5TD.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/4ZUB3EEddEm9QA69NHw5TD.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0x61783a8f310558851310f4ab885e8369d704054b0a048f6e189f19c49d255147","isrc":"QZNJX2403037","name":"Bajo Cero","registered_at":"2026-06-07T05:25:46Z","spotify_id":"4ZUB3EEddEm9QA69NHw5TD","type":"track"}

Cada Uno en Su Lugar
type: MusicRecording
duration: PT5M26S
duration ms: 326662
explicit: false
by artist: Crema
in album: Agorazein
  type: MusicAlbum
  date published: 2024-06-07
isrc code: QZNJX2403029
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T16:18:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8c2f62679d7260094bed91e63d3d8381936f9a47ce0749e55638dd9885526fa0
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/40AemuWFBTP5NHvaoAhESE.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/40AemuWFBTP5NHvaoAhESE
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8c2f62679d7260094bed91e63d3d8381936f9a47ce0749e55638dd9885526fa0","isrc":"QZNJX2403029","name":"Cada Uno en Su Lugar","registered_at":"2026-06-04T16:18:11Z","spotify_id":"40AemuWFBTP5NHvaoAhESE","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 0x8c2f62679d7260094bed91e63d3d8381936f9a47ce0749e55638dd9885526fa0. 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/40AemuWFBTP5NHvaoAhESE.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/40AemuWFBTP5NHvaoAhESE.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x8c2f62679d7260094bed91e63d3d8381936f9a47ce0749e55638dd9885526fa0","isrc":"QZNJX2403029","name":"Cada Uno en Su Lugar","registered_at":"2026-06-04T16:18:11Z","spotify_id":"40AemuWFBTP5NHvaoAhESE","type":"track"}

En Ruinas Como Roma
type: MusicRecording
duration: PT4M33S
duration ms: 273936
explicit: false
by artist: Crema
in album: Agorazein
  type: MusicAlbum
  date published: 2024-06-07
isrc code: QZNJX2403032
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T15:05:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8977e8bc157257293866b035ccb29d71a11983de666a5d4d446b1bb39a71f92c
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/10NwNXAvGyQxL2WQzdwfVD.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/10NwNXAvGyQxL2WQzdwfVD
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8977e8bc157257293866b035ccb29d71a11983de666a5d4d446b1bb39a71f92c","isrc":"QZNJX2403032","name":"En Ruinas Como Roma","registered_at":"2026-06-06T15:05:17Z","spotify_id":"10NwNXAvGyQxL2WQzdwfVD","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 0x8977e8bc157257293866b035ccb29d71a11983de666a5d4d446b1bb39a71f92c. 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/10NwNXAvGyQxL2WQzdwfVD.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/10NwNXAvGyQxL2WQzdwfVD.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x8977e8bc157257293866b035ccb29d71a11983de666a5d4d446b1bb39a71f92c","isrc":"QZNJX2403032","name":"En Ruinas Como Roma","registered_at":"2026-06-06T15:05:17Z","spotify_id":"10NwNXAvGyQxL2WQzdwfVD","type":"track"}

Bajo Cero
type: MusicRecording
duration: PT4M28S
duration ms: 268336
explicit: false
by artist: Crema
in album: Agorazein
  type: MusicAlbum
  date published: 2024-06-07
isrc code: QZNJX2403037
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T05:25:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x61783a8f310558851310f4ab885e8369d704054b0a048f6e189f19c49d255147
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/4ZUB3EEddEm9QA69NHw5TD.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ZUB3EEddEm9QA69NHw5TD
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x61783a8f310558851310f4ab885e8369d704054b0a048f6e189f19c49d255147","isrc":"QZNJX2403037","name":"Bajo Cero","registered_at":"2026-06-07T05:25:46Z","spotify_id":"4ZUB3EEddEm9QA69NHw5TD","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 0x61783a8f310558851310f4ab885e8369d704054b0a048f6e189f19c49d255147. 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/4ZUB3EEddEm9QA69NHw5TD.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/4ZUB3EEddEm9QA69NHw5TD.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0x61783a8f310558851310f4ab885e8369d704054b0a048f6e189f19c49d255147","isrc":"QZNJX2403037","name":"Bajo Cero","registered_at":"2026-06-07T05:25:46Z","spotify_id":"4ZUB3EEddEm9QA69NHw5TD","type":"track"}

Algebra
type: MusicRecording
duration: PT3M32S
duration ms: 212689
explicit: false
by artist: Crema
in album: Agorazein
  type: MusicAlbum
  date published: 2024-06-07
isrc code: QZNJX2403027
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T15:06:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8a6f1ec1413f51ea52c2cdf136c36cde6962fa943cc0ca79bbcc0864e2e2abcb
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/7pBxHcLzO6YTas0or7hiKn.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7pBxHcLzO6YTas0or7hiKn
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 0x8a6f1ec1413f51ea52c2cdf136c36cde6962fa943cc0ca79bbcc0864e2e2abcb. 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/7pBxHcLzO6YTas0or7hiKn.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/7pBxHcLzO6YTas0or7hiKn.
  date published: 2026-06-13T15:41:10Z

Lo Justo
type: MusicRecording
duration: PT4M1S
duration ms: 241023
explicit: false
by artist: Crema
in album: Agorazein
  type: MusicAlbum
  date published: 2024-06-07
isrc code: QZNJX2403031
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T05:24:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfddd70c13d093da3dae0741bb019c24eef8dd16f704320de3339f3e6aece1be3
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/3qhDtYRGyK17aXmTa24xxX.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3qhDtYRGyK17aXmTa24xxX
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xfddd70c13d093da3dae0741bb019c24eef8dd16f704320de3339f3e6aece1be3","isrc":"QZNJX2403031","name":"Lo Justo","registered_at":"2026-06-07T05:24:19Z","spotify_id":"3qhDtYRGyK17aXmTa24xxX","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 0xfddd70c13d093da3dae0741bb019c24eef8dd16f704320de3339f3e6aece1be3. 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/3qhDtYRGyK17aXmTa24xxX.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/3qhDtYRGyK17aXmTa24xxX.
  date published: 2026-06-13T12:53:06Z
  text: {"copyright_id":"0xfddd70c13d093da3dae0741bb019c24eef8dd16f704320de3339f3e6aece1be3","isrc":"QZNJX2403031","name":"Lo Justo","registered_at":"2026-06-07T05:24:19Z","spotify_id":"3qhDtYRGyK17aXmTa24xxX","type":"track"}

La Tache
type: MusicRecording
duration: PT4M1S
duration ms: 241285
explicit: false
by artist: Crema
in album: Agorazein
  type: MusicAlbum
  date published: 2024-06-07
isrc code: QZNJX2403028
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T18:26:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4518c88fd1e1db8b3fa8e16c28c872ca1ad98ea52d49269266d08f77101680fe
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/57XQOFSz49ho0bwlPQ9kZa.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/57XQOFSz49ho0bwlPQ9kZa
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4518c88fd1e1db8b3fa8e16c28c872ca1ad98ea52d49269266d08f77101680fe","isrc":"QZNJX2403028","name":"La Tache","registered_at":"2026-06-07T18:26:13Z","spotify_id":"57XQOFSz49ho0bwlPQ9kZa","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 0x4518c88fd1e1db8b3fa8e16c28c872ca1ad98ea52d49269266d08f77101680fe. 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/57XQOFSz49ho0bwlPQ9kZa.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/57XQOFSz49ho0bwlPQ9kZa.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x4518c88fd1e1db8b3fa8e16c28c872ca1ad98ea52d49269266d08f77101680fe","isrc":"QZNJX2403028","name":"La Tache","registered_at":"2026-06-07T18:26:13Z","spotify_id":"57XQOFSz49ho0bwlPQ9kZa","type":"track"}

Madrid No Fame
type: MusicRecording
duration: PT4M34S
duration ms: 274094
explicit: false
by artist: Crema
in album: Agorazein
  type: MusicAlbum
  date published: 2024-06-07
isrc code: QZNJX2403033
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T17:17:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1b7caa8c0521e28f9818ae4d47c9cfade8f8485e7169e725f0abf66a68b5e787
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/0vFIY0kVqb7n8VMrKHCXui.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0vFIY0kVqb7n8VMrKHCXui
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1b7caa8c0521e28f9818ae4d47c9cfade8f8485e7169e725f0abf66a68b5e787","isrc":"QZNJX2403033","name":"Madrid No Fame","registered_at":"2026-06-08T17:17:54Z","spotify_id":"0vFIY0kVqb7n8VMrKHCXui","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 0x1b7caa8c0521e28f9818ae4d47c9cfade8f8485e7169e725f0abf66a68b5e787. 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/0vFIY0kVqb7n8VMrKHCXui.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/0vFIY0kVqb7n8VMrKHCXui.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x1b7caa8c0521e28f9818ae4d47c9cfade8f8485e7169e725f0abf66a68b5e787","isrc":"QZNJX2403033","name":"Madrid No Fame","registered_at":"2026-06-08T17:17:54Z","spotify_id":"0vFIY0kVqb7n8VMrKHCXui","type":"track"}

En Casa
type: MusicRecording
duration: PT7M47S
duration ms: 467331
explicit: false
by artist: Crema
in album: Agorazein
  type: MusicAlbum
  date published: 2024-06-07
isrc code: QZNJX2403030
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T03:51:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa2cfbf54369db05e17add2d00279765df894ee8b66aee86f572e4770394545cb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/2gwrDnDUTL9fybgXpGypRh.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2gwrDnDUTL9fybgXpGypRh
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa2cfbf54369db05e17add2d00279765df894ee8b66aee86f572e4770394545cb","isrc":"QZNJX2403030","name":"En Casa","registered_at":"2026-06-09T03:51:09Z","spotify_id":"2gwrDnDUTL9fybgXpGypRh","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 0xa2cfbf54369db05e17add2d00279765df894ee8b66aee86f572e4770394545cb. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2gwrDnDUTL9fybgXpGypRh.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/2gwrDnDUTL9fybgXpGypRh.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xa2cfbf54369db05e17add2d00279765df894ee8b66aee86f572e4770394545cb","isrc":"QZNJX2403030","name":"En Casa","registered_at":"2026-06-09T03:51:09Z","spotify_id":"2gwrDnDUTL9fybgXpGypRh","type":"track"}

Juntar una Vida
type: MusicRecording
duration: PT2M4S
duration ms: 124728
explicit: false
by artist: Crema
in album: Agorazein
  type: MusicAlbum
  date published: 2024-06-07
isrc code: QZNJX2403036
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T03:52:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x207d2cfb993552f0830de34c0e8e7e1cf381d9cef40a559ff64b36d3d622337d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953520
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/3ySNnNk50dvYDXkX0pxHAd.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3ySNnNk50dvYDXkX0pxHAd
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x207d2cfb993552f0830de34c0e8e7e1cf381d9cef40a559ff64b36d3d622337d","isrc":"QZNJX2403036","name":"Juntar una Vida","registered_at":"2026-06-09T03:52:19Z","spotify_id":"3ySNnNk50dvYDXkX0pxHAd","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 0x207d2cfb993552f0830de34c0e8e7e1cf381d9cef40a559ff64b36d3d622337d. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3ySNnNk50dvYDXkX0pxHAd.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/3ySNnNk50dvYDXkX0pxHAd.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x207d2cfb993552f0830de34c0e8e7e1cf381d9cef40a559ff64b36d3d622337d","isrc":"QZNJX2403036","name":"Juntar una Vida","registered_at":"2026-06-09T03:52:19Z","spotify_id":"3ySNnNk50dvYDXkX0pxHAd","type":"track"}

Soñando Con Esto
type: MusicRecording
duration: PT3M52S
duration ms: 232152
explicit: false
by artist: Crema
in album: Agorazein
  type: MusicAlbum
  date published: 2024-06-07
isrc code: QZNJX2403035
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T09:32:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xafc83ad51de68550aaa088af01804d017f596344ec2275ea3511121779b027ee
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/4uC6XqVRUmyaG6zDSWwtKP.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4uC6XqVRUmyaG6zDSWwtKP
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xafc83ad51de68550aaa088af01804d017f596344ec2275ea3511121779b027ee","isrc":"QZNJX2403035","name":"Soñando Con Esto","registered_at":"2026-06-08T09:32:59Z","spotify_id":"4uC6XqVRUmyaG6zDSWwtKP","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 0xafc83ad51de68550aaa088af01804d017f596344ec2275ea3511121779b027ee. 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/4uC6XqVRUmyaG6zDSWwtKP.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/4uC6XqVRUmyaG6zDSWwtKP.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0xafc83ad51de68550aaa088af01804d017f596344ec2275ea3511121779b027ee","isrc":"QZNJX2403035","name":"Soñando Con Esto","registered_at":"2026-06-08T09:32:59Z","spotify_id":"4uC6XqVRUmyaG6zDSWwtKP","type":"track"}

Musica
type: MusicRecording
duration: PT1M19S
duration ms: 79923
explicit: false
by artist: Crema
in album: Agorazein
  type: MusicAlbum
  date published: 2024-06-07
isrc code: QZNJX2403034
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-12T00:55:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xda4165b4dad0cf600c212444908fa7b0fe3aaa54d17675504e43d4117fee59d6
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/1E3YwYr4azDnFiZ7QhsKnm.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1E3YwYr4azDnFiZ7QhsKnm
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 0xda4165b4dad0cf600c212444908fa7b0fe3aaa54d17675504e43d4117fee59d6. 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/1E3YwYr4azDnFiZ7QhsKnm.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/1E3YwYr4azDnFiZ7QhsKnm.
  date published: 2026-06-13T17:25:41Z