Chucho Valdés
type: MusicGroup
genre: jazz
genre: latin jazz
genre: son cubano
popularity: 42
followers: 85166
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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album: Desafíos
  type: MusicAlbum
  date published: 1997-01-01
  track: Qué te Pedí
    type: MusicRecording
    duration: PT4M13S
    duration ms: 253217
    explicit: false
    by artist: Omara Portuondo
    by artist: Chucho Valdés
    in album: Desafíos
      type: MusicAlbum
      date published: 1997-01-01
    isrc code: ESAAI0132592
  track: Indestructible
    type: MusicRecording
    duration: PT3M29S
    duration ms: 209323
    explicit: false
    by artist: Omara Portuondo
    by artist: Chucho Valdés
    in album: Desafíos
      type: MusicAlbum
      date published: 1997-01-01
    isrc code: ESAAI0132431
  track: Si te Contara
    type: MusicRecording
    duration: PT3M45S
    duration ms: 225653
    explicit: false
    by artist: Omara Portuondo
    by artist: Chucho Valdés
    in album: Desafíos
      type: MusicAlbum
      date published: 1997-01-01
    isrc code: ESAAI0132920
  track: Cenizas
    type: MusicRecording
    duration: PT3M3S
    duration ms: 183125
    explicit: false
    by artist: Omara Portuondo
    by artist: Chucho Valdés
    in album: Desafíos
      type: MusicAlbum
      date published: 1997-01-01
    isrc code: ESAAI0132599
  track: Lo Que me Queda por Vivir
    type: MusicRecording
    duration: PT4M11S
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    by artist: Omara Portuondo
    by artist: Chucho Valdés
    in album: Desafíos
      type: MusicAlbum
      date published: 1997-01-01
    isrc code: ESAAI0132516
  track: Danza ñáñiga
    type: MusicRecording
    duration: PT5M20S
    duration ms: 320365
    explicit: false
    by artist: Omara Portuondo
    by artist: Chucho Valdés
    in album: Desafíos
      type: MusicAlbum
      date published: 1997-01-01
    isrc code: ESAAI0132914
  track: Sálvame
    type: MusicRecording
    duration: PT5M43S
    duration ms: 343002
    explicit: false
    by artist: Omara Portuondo
    by artist: Chucho Valdés
    in album: Desafíos
      type: MusicAlbum
      date published: 1997-01-01
    isrc code: ESAAI0132655
  track: Mi Mejor Canción
    type: MusicRecording
    duration: PT4M32S
    duration ms: 272396
    explicit: false
    by artist: Omara Portuondo
    by artist: Chucho Valdés
    in album: Desafíos
      type: MusicAlbum
      date published: 1997-01-01
  track: La Montaña
    type: MusicRecording
    duration: PT5M3S
    duration ms: 303539
    explicit: false
    by artist: Omara Portuondo
    by artist: Chucho Valdés
    in album: Desafíos
      type: MusicAlbum
      date published: 1997-01-01
  track: Como un Milagro
    type: MusicRecording
    duration: PT2M21S
    duration ms: 141773
    explicit: false
    by artist: Omara Portuondo
    by artist: Chucho Valdés
    in album: Desafíos
      type: MusicAlbum
      date published: 1997-01-01
  track: No Puedo Ser Feliz
    type: MusicRecording
    duration: PT3M57S
    duration ms: 237896
    explicit: false
    by artist: Omara Portuondo
    by artist: Chucho Valdés
    in album: Desafíos
      type: MusicAlbum
      date published: 1997-01-01
  track: Nieblas Del Riachuelo
    type: MusicRecording
    duration: PT2M46S
    duration ms: 166043
    explicit: false
    by artist: Omara Portuondo
    by artist: Chucho Valdés
    in album: Desafíos
      type: MusicAlbum
      date published: 1997-01-01
  track: En Nosotros
    type: MusicRecording
    duration: PT3M34S
    duration ms: 214929
    explicit: false
    by artist: Omara Portuondo
    by artist: Chucho Valdés
    in album: Desafíos
      type: MusicAlbum
      date published: 1997-01-01
album: Airotele Ona - Croisées inattendues
  type: MusicAlbum
  date published: 2024-04-12
  track: Alle Nengue
    type: MusicRecording
    duration: PT4M10S
    duration ms: 250493
    explicit: false
    by artist: Lukmil Perez
    by artist: Chucho Valdés
    by artist: Irving Acao
    by artist: Raynald Colom
    by artist: Felipe Cabrera
    in album: Airotele Ona - Croisées inattendues
      type: MusicAlbum
      date published: 2024-04-12
  track: ABC
    type: MusicRecording
    duration: PT5M35S
    duration ms: 335587
    explicit: false
    by artist: Lukmil Perez
    by artist: Chucho Valdés
    by artist: Irving Acao
    by artist: Carlos Sarduy
    by artist: Felipe Cabrera
    in album: Airotele Ona - Croisées inattendues
  track: Componedores
  track: If
  track: Khadidja
  track: Love Light
  track: Montunyo
  track: Siete
album: I Missed You Too!
album: Mirror Mirror
album: Babalú Ayé (Remasterizado)
album: Jazz Batá 2
album: Familia Affair: Tribute to Bebo & Chico
album: ONCE: Concierto para Dos
album: Tribute to Irakere: Live in Marciac
album: Lo Mejor de Cuba, Vol. 2
album: Lo Mejor de Cuba, Vol. 1
album: Ivan Lins | Chucho Valdés e Irakere
album: Juntos para Siempre
album: Border-Free
album: Mambo Influenciado
album: Grandes Momentos de Chucho Valdes e Irakere
album: Chucho's Steps
album: Clásicos Cubanos (En Vivo)
album: En El Teatro Colón (En Vivo)
album: Más Allá De Todo
album: JazzCuba. Volumen 1
album: Canto a Dios
album: New Conceptions
album: Fantasia Cubana: Variations On Classical Themes
album: Solo (Live In New York)
album: Live At The Village Vanguard
album: Briyumba Palo Congo
album: Bele Bele En La Habana
album: Live
album: Babalu Aye
album: Invitación (Remasterizado)
album: Chucho Valdés presenta: Lo mejor de la timba cubana (Remasterizado)
album: Inesquecíveis Boleros
album: Afrocubanismo Live!
album: Colección Irakere, Vol. VI (Remasterizado)
album: Colección Irakere, Vol. 8 (Remasterizado)
album: Solo Piano
album: Silvio Rodríguez en Chile (Vol. 1)
album: Lucumi (Piano Solo)
album: Piano (Remasterizado)
album: Montunyo
album: Cuba And Beyond
album: Lucumi
album: Tatomania
track: La Comparsa
track: Nanu
track: You Don't Know What Love Is
track: Homenaje A Ellington - Medley
track: Los Guiros
track: Sin Clave Pero Con Swing
track: Solar
track: Begin to Be Good
track: Feliz Cumpleaños
track: Las dos Caras (Both sides)
track: Danzón
track: Zawinul's Mambo
track: New Orleans (A Tribute to The Marsalis Family)
track: Chucho's Steps
track: Yansá
track: Julián
track: Mambo Influenciado - En Vivo
track: Habanera Sola

Lukmil Perez
type: MusicGroup

Chucho Valdés
type: MusicGroup

Irving Acao
type: MusicGroup

Carlos Sarduy
type: MusicGroup

Felipe Cabrera
type: MusicGroup

Airotele Ona - Croisées inattendues
type: MusicAlbum
date published: 2024-04-12

Componedores
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duration: PT4M13S
duration ms: 253743
explicit: false
by artist: Lukmil Perez
by artist: Chucho Valdés
by artist: Irving Acao
by artist: Carlos Sarduy
by artist: Felipe Cabrera
by artist: Nolsen Ortega Sanchez
in album: Airotele Ona - Croisées inattendues
  type: MusicAlbum
  date published: 2024-04-12

If
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duration ms: 242462
explicit: false
by artist: Lukmil Perez
by artist: Chucho Valdés
by artist: Irving Acao
by artist: Raynald Colom
by artist: Felipe Cabrera
in album: Airotele Ona - Croisées inattendues
  type: MusicAlbum
  date published: 2024-04-12

Khadidja
type: MusicRecording
duration: PT4M12S
duration ms: 252817
explicit: false
by artist: Lukmil Perez
by artist: Chucho Valdés
by artist: Irving Acao
by artist: Carlos Sarduy
by artist: Felipe Cabrera
in album: Airotele Ona - Croisées inattendues
  type: MusicAlbum
  date published: 2024-04-12
isrc code: FR6FM2300015

Love Light
type: MusicRecording
duration: PT6M29S
duration ms: 389734
explicit: false
by artist: Lukmil Perez
by artist: Chucho Valdés
by artist: Irving Acao
by artist: Raynald Colom
by artist: Felipe Cabrera
in album: Airotele Ona - Croisées inattendues
  type: MusicAlbum
  date published: 2024-04-12

Montunyo
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duration ms: 305938
explicit: false
by artist: Lukmil Perez
by artist: Chucho Valdés
by artist: Irving Acao
by artist: Carlos Sarduy
by artist: Felipe Cabrera
in album: Airotele Ona - Croisées inattendues
  type: MusicAlbum
  date published: 2024-04-12

Siete
type: MusicRecording
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duration ms: 451197
explicit: false
by artist: Lukmil Perez
by artist: Chucho Valdés
by artist: Irving Acao
by artist: Carlos Sarduy
by artist: Felipe Cabrera
in album: Airotele Ona - Croisées inattendues
  type: MusicAlbum
  date published: 2024-04-12

I Missed You Too!
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date published: 2022-07-22
track: Mambo Influenciado
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  by artist: Paquito D'Rivera
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    date published: 2022-07-22
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-06-13T17:25:41Z
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track: Mozart A La Cubana
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-02T05:09:12Z
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track: I Missed You Too!
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  additional property: OTSVerifyInstructions
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    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8303cb6e8c27fc977955202041be4f94f9111e2c19bd1cf641446819f0207d8a. 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/5jDrZiAsgKZ7XSjWh74Oxg.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/5jDrZiAsgKZ7XSjWh74Oxg.
    date published: 2026-07-02T03:55:08Z
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track: Pac-Man
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  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 0xa685ec9edc3340f677c380f528550a402bd10c18a023c325c990856828d0e886. 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/5xLh9SJEJsMwyldOndvlqw.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/5xLh9SJEJsMwyldOndvlqw.
    date published: 2026-07-02T03:55:08Z
track: Claudia
  type: MusicRecording
  duration: PT10M6S
  duration ms: 606117
  explicit: false
  by artist: Chucho Valdés
  by artist: Paquito D'Rivera
  in album: I Missed You Too!
  isrc code: US2W62256205
  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: El Majá De Vento
track: El Día Que Me Quieras

Paquito D'Rivera
type: MusicGroup

I Missed You Too!
type: MusicAlbum
date published: 2022-07-22

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-21T04:35:06+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x4341d70a2ec5b1f6d11b81a228b9bbbb7818229bf2fbf34fd98364b9bc3001a3

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956304

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/956304

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/4hpoTlMuerU9nAb73bf6wZ.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4hpoTlMuerU9nAb73bf6wZ

OTSTimestamp
type: PropertyValue
value: 2026-07-02T03:55:08Z

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 0x4341d70a2ec5b1f6d11b81a228b9bbbb7818229bf2fbf34fd98364b9bc3001a3. 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/4hpoTlMuerU9nAb73bf6wZ.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/4hpoTlMuerU9nAb73bf6wZ.
date published: 2026-07-02T03:55:08Z

El Majá De Vento
type: MusicRecording
duration: PT5M31S
duration ms: 331790
explicit: false
by artist: Chucho Valdés
by artist: Paquito D'Rivera
in album: I Missed You Too!
  type: MusicAlbum
  date published: 2022-07-22
isrc code: US2W62256206
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T05:47:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x02ae53d81c8fbf95675ca256311d7a18c5b48186bed1c0c6e8577b0e9f6e8a87
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/1lhxnFZf7MqKibXiZvSpoH.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1lhxnFZf7MqKibXiZvSpoH
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x02ae53d81c8fbf95675ca256311d7a18c5b48186bed1c0c6e8577b0e9f6e8a87","isrc":"US2W62256206","name":"El Majá De Vento","registered_at":"2026-06-27T05:47:17Z","spotify_id":"1lhxnFZf7MqKibXiZvSpoH","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 0x02ae53d81c8fbf95675ca256311d7a18c5b48186bed1c0c6e8577b0e9f6e8a87. 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/1lhxnFZf7MqKibXiZvSpoH.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/1lhxnFZf7MqKibXiZvSpoH.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x02ae53d81c8fbf95675ca256311d7a18c5b48186bed1c0c6e8577b0e9f6e8a87","isrc":"US2W62256206","name":"El Majá De Vento","registered_at":"2026-06-27T05:47:17Z","spotify_id":"1lhxnFZf7MqKibXiZvSpoH","type":"track"}

El Día Que Me Quieras
type: MusicRecording
duration: PT8M39S
duration ms: 519146
explicit: false
by artist: Chucho Valdés
by artist: Paquito D'Rivera
in album: I Missed You Too!
  type: MusicAlbum
  date published: 2022-07-22
isrc code: US2W62256207
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T16:40:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8bb9b0499e56a9f7d263dc1fcd3df6f2e69d6d0044f987011b2b43510cb6b9ae
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/4gO4VN8NFOZb0WZsazIgZ1.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4gO4VN8NFOZb0WZsazIgZ1
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8bb9b0499e56a9f7d263dc1fcd3df6f2e69d6d0044f987011b2b43510cb6b9ae","isrc":"US2W62256207","name":"El Día Que Me Quieras","registered_at":"2026-06-24T16:40:58Z","spotify_id":"4gO4VN8NFOZb0WZsazIgZ1","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 0x8bb9b0499e56a9f7d263dc1fcd3df6f2e69d6d0044f987011b2b43510cb6b9ae. 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/4gO4VN8NFOZb0WZsazIgZ1.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/4gO4VN8NFOZb0WZsazIgZ1.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x8bb9b0499e56a9f7d263dc1fcd3df6f2e69d6d0044f987011b2b43510cb6b9ae","isrc":"US2W62256207","name":"El Día Que Me Quieras","registered_at":"2026-06-24T16:40:58Z","spotify_id":"4gO4VN8NFOZb0WZsazIgZ1","type":"track"}

Mirror Mirror
type: MusicAlbum
date published: 2021-09-10
track: Armando's Rhumba
  type: MusicRecording
  duration: PT6M7S
  duration ms: 367586
  explicit: false
  by artist: Eliane Elias
  by artist: Chick Corea
  in album: Mirror Mirror
    type: MusicAlbum
    date published: 2021-09-10
  isrc code: QZR8K2121000
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-23T02:11:52+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6dd1b5249a220d60e5192df7e31199fc53946b1b94218ea7e6e7fc6b9a044237
  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/4fEMrm4bleaenP7i0vBOEW.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4fEMrm4bleaenP7i0vBOEW
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x6dd1b5249a220d60e5192df7e31199fc53946b1b94218ea7e6e7fc6b9a044237","isrc":"QZR8K2121000","name":"Armando's Rhumba","registered_at":"2026-06-23T02:11:52Z","spotify_id":"4fEMrm4bleaenP7i0vBOEW","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 0x6dd1b5249a220d60e5192df7e31199fc53946b1b94218ea7e6e7fc6b9a044237. 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/4fEMrm4bleaenP7i0vBOEW.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/4fEMrm4bleaenP7i0vBOEW.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x6dd1b5249a220d60e5192df7e31199fc53946b1b94218ea7e6e7fc6b9a044237","isrc":"QZR8K2121000","name":"Armando's Rhumba","registered_at":"2026-06-23T02:11:52Z","spotify_id":"4fEMrm4bleaenP7i0vBOEW","type":"track"}
track: Esta Tarde Vi Llover
  type: MusicRecording
  duration: PT6M26S
  duration ms: 386960
  explicit: false
  by artist: Eliane Elias
  by artist: Chucho Valdés
  in album: Mirror Mirror
    type: MusicAlbum
    date published: 2021-09-10
  isrc code: QZR8K2121001
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T14:46:48+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x648ced5966485ec1d31b4c0de6fbfdd5b4e6133fca8bc192576ca58fe51cc86f
  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/5CFJRH5r2Z322wTGbqpGqf.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5CFJRH5r2Z322wTGbqpGqf
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x648ced5966485ec1d31b4c0de6fbfdd5b4e6133fca8bc192576ca58fe51cc86f","isrc":"QZR8K2121001","name":"Esta Tarde Vi Llover","registered_at":"2026-06-18T14:46:48Z","spotify_id":"5CFJRH5r2Z322wTGbqpGqf","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 0x648ced5966485ec1d31b4c0de6fbfdd5b4e6133fca8bc192576ca58fe51cc86f. 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/5CFJRH5r2Z322wTGbqpGqf.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/5CFJRH5r2Z322wTGbqpGqf.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x648ced5966485ec1d31b4c0de6fbfdd5b4e6133fca8bc192576ca58fe51cc86f","isrc":"QZR8K2121001","name":"Esta Tarde Vi Llover","registered_at":"2026-06-18T14:46:48Z","spotify_id":"5CFJRH5r2Z322wTGbqpGqf","type":"track"}
track: Blue Bossa
  type: MusicRecording
  duration: PT5M47S
  duration ms: 347680
  explicit: false
  by artist: Eliane Elias
  by artist: Chick Corea
  in album: Mirror Mirror
    type: MusicAlbum
    date published: 2021-09-10
  isrc code: QZR8K2121002
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T09:38:59+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7a987defb72eb29c8995e3314ae4cc4977bdfddce1d89054583b742a647540aa
  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/3DcDWsBHNbb7j7hp2EhQDx.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3DcDWsBHNbb7j7hp2EhQDx
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x7a987defb72eb29c8995e3314ae4cc4977bdfddce1d89054583b742a647540aa","isrc":"QZR8K2121002","name":"Blue Bossa","registered_at":"2026-06-19T09:38:59Z","spotify_id":"3DcDWsBHNbb7j7hp2EhQDx","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 0x7a987defb72eb29c8995e3314ae4cc4977bdfddce1d89054583b742a647540aa. 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/3DcDWsBHNbb7j7hp2EhQDx.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/3DcDWsBHNbb7j7hp2EhQDx.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x7a987defb72eb29c8995e3314ae4cc4977bdfddce1d89054583b742a647540aa","isrc":"QZR8K2121002","name":"Blue Bossa","registered_at":"2026-06-19T09:38:59Z","spotify_id":"3DcDWsBHNbb7j7hp2EhQDx","type":"track"}
track: Corazón Partío
  type: MusicRecording
  duration: PT11M33S
  duration ms: 693426
  explicit: false
  by artist: Eliane Elias
  by artist: Chucho Valdés
  in album: Mirror Mirror
    type: MusicAlbum
    date published: 2021-09-10
  isrc code: QZR8K2121003
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-20T04:23:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0f563a3e2686f55854f91f0c37fc4a747202263b12f22f5724be1e5c8a925465
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956302
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/49SkiFk5XuOl5sxy8q7ukF.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/49SkiFk5XuOl5sxy8q7ukF
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x0f563a3e2686f55854f91f0c37fc4a747202263b12f22f5724be1e5c8a925465","isrc":"QZR8K2121003","name":"Corazón Partío","registered_at":"2026-06-20T04:23:11Z","spotify_id":"49SkiFk5XuOl5sxy8q7ukF","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 0x0f563a3e2686f55854f91f0c37fc4a747202263b12f22f5724be1e5c8a925465. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/49SkiFk5XuOl5sxy8q7ukF.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/49SkiFk5XuOl5sxy8q7ukF.
    date published: 2026-07-02T03:30:09Z
    text: {"copyright_id":"0x0f563a3e2686f55854f91f0c37fc4a747202263b12f22f5724be1e5c8a925465","isrc":"QZR8K2121003","name":"Corazón Partío","registered_at":"2026-06-20T04:23:11Z","spotify_id":"49SkiFk5XuOl5sxy8q7ukF","type":"track"}
track: Mirror Mirror
  type: MusicRecording
  duration: PT4M53S
  duration ms: 293773
  explicit: false
  by artist: Eliane Elias
  by artist: Chick Corea
  in album: Mirror Mirror
  isrc code: QZR8K2121004
  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: Sabor A Mi
track: There Will Never Be Another You

Eliane Elias
type: MusicGroup

Chick Corea
type: MusicGroup

Mirror Mirror
type: MusicAlbum
date published: 2021-09-10

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-26T20:33:36+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xa0862495d2af7ecfcb29af87033735d021864da9d2dad82f140a16217fc4a846

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/0L5qYK3OwHfgc0efmx3Ocg.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0L5qYK3OwHfgc0efmx3Ocg

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xa0862495d2af7ecfcb29af87033735d021864da9d2dad82f140a16217fc4a846","isrc":"QZR8K2121004","name":"Mirror Mirror","registered_at":"2026-06-26T20:33:36Z","spotify_id":"0L5qYK3OwHfgc0efmx3Ocg","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 0xa0862495d2af7ecfcb29af87033735d021864da9d2dad82f140a16217fc4a846. 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/0L5qYK3OwHfgc0efmx3Ocg.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/0L5qYK3OwHfgc0efmx3Ocg.
date published: 2026-07-02T05:09:12Z
text: {"copyright_id":"0xa0862495d2af7ecfcb29af87033735d021864da9d2dad82f140a16217fc4a846","isrc":"QZR8K2121004","name":"Mirror Mirror","registered_at":"2026-06-26T20:33:36Z","spotify_id":"0L5qYK3OwHfgc0efmx3Ocg","type":"track"}

Sabor A Mi
type: MusicRecording
duration: PT6M45S
duration ms: 405106
explicit: false
by artist: Eliane Elias
by artist: Chucho Valdés
in album: Mirror Mirror
  type: MusicAlbum
  date published: 2021-09-10
isrc code: QZR8K2121005
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T14:43:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5a4c87abffb072808ba0aaa26b8882be6204300695df18641df2cf1910fbe65b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/5dLuLwTavjTXDZBgAQe2cg.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5dLuLwTavjTXDZBgAQe2cg
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5a4c87abffb072808ba0aaa26b8882be6204300695df18641df2cf1910fbe65b","isrc":"QZR8K2121005","name":"Sabor A Mi","registered_at":"2026-06-18T14:43:10Z","spotify_id":"5dLuLwTavjTXDZBgAQe2cg","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 0x5a4c87abffb072808ba0aaa26b8882be6204300695df18641df2cf1910fbe65b. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5dLuLwTavjTXDZBgAQe2cg.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/5dLuLwTavjTXDZBgAQe2cg.
  date published: 2026-07-02T03:30:09Z
  text: {"copyright_id":"0x5a4c87abffb072808ba0aaa26b8882be6204300695df18641df2cf1910fbe65b","isrc":"QZR8K2121005","name":"Sabor A Mi","registered_at":"2026-06-18T14:43:10Z","spotify_id":"5dLuLwTavjTXDZBgAQe2cg","type":"track"}

There Will Never Be Another You
type: MusicRecording
duration: PT6M15S
duration ms: 375293
explicit: false
by artist: Eliane Elias
by artist: Chick Corea
in album: Mirror Mirror
  type: MusicAlbum
  date published: 2021-09-10
isrc code: QZR8K2121006
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T23:43:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6ecf7fc9ca73372083303814b21859135f9d3bf719cb5da9fb0efa2e2ed745b9
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/4ob3sNcwbYLdV2MycgYgMb.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ob3sNcwbYLdV2MycgYgMb
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x6ecf7fc9ca73372083303814b21859135f9d3bf719cb5da9fb0efa2e2ed745b9","isrc":"QZR8K2121006","name":"There Will Never Be Another You","registered_at":"2026-06-20T23:43:19Z","spotify_id":"4ob3sNcwbYLdV2MycgYgMb","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 0x6ecf7fc9ca73372083303814b21859135f9d3bf719cb5da9fb0efa2e2ed745b9. 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/4ob3sNcwbYLdV2MycgYgMb.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/4ob3sNcwbYLdV2MycgYgMb.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x6ecf7fc9ca73372083303814b21859135f9d3bf719cb5da9fb0efa2e2ed745b9","isrc":"QZR8K2121006","name":"There Will Never Be Another You","registered_at":"2026-06-20T23:43:19Z","spotify_id":"4ob3sNcwbYLdV2MycgYgMb","type":"track"}

Babalú Ayé (Remasterizado)
type: MusicAlbum
date published: 2018-11-30
track: Solo te echaron un medio - Remasterizado
  type: MusicRecording
  duration: PT5M45S
  duration ms: 345000
  explicit: false
  by artist: Chucho Valdés
  by artist: Irakere
  in album: Babalú Ayé (Remasterizado)
    type: MusicAlbum
    date published: 2018-11-30
  isrc code: ES5021603850
track: Por romper el coco - Remasterizado
  type: MusicRecording
  duration: PT6M4S
  duration ms: 364560
  explicit: false
  by artist: Chucho Valdés
  by artist: Irakere
  in album: Babalú Ayé (Remasterizado)
    type: MusicAlbum
    date published: 2018-11-30
  isrc code: ES5021603851
track: Feliz cumpleaños - Remasterizado
  type: MusicRecording
  duration: PT6M19S
  duration ms: 379440
  explicit: false
  by artist: Chucho Valdés
  by artist: Irakere
  in album: Babalú Ayé (Remasterizado)
    type: MusicAlbum
    date published: 2018-11-30
  isrc code: ES5021603852
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T16:40:42+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x822ec845bd68566d1f1f33a09e71b941d32be3ba1d62e85e8d5c6fa9299fbde2
  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/4nmDxzQLb1OEtoIoFla681.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4nmDxzQLb1OEtoIoFla681
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x822ec845bd68566d1f1f33a09e71b941d32be3ba1d62e85e8d5c6fa9299fbde2","isrc":"ES5021603852","name":"Feliz cumpleaños - Remasterizado","registered_at":"2026-06-24T16:40:42Z","spotify_id":"4nmDxzQLb1OEtoIoFla681","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 0x822ec845bd68566d1f1f33a09e71b941d32be3ba1d62e85e8d5c6fa9299fbde2. 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/4nmDxzQLb1OEtoIoFla681.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/4nmDxzQLb1OEtoIoFla681.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0x822ec845bd68566d1f1f33a09e71b941d32be3ba1d62e85e8d5c6fa9299fbde2","isrc":"ES5021603852","name":"Feliz cumpleaños - Remasterizado","registered_at":"2026-06-24T16:40:42Z","spotify_id":"4nmDxzQLb1OEtoIoFla681","type":"track"}
track: Esta noche - Remasterizado
  type: MusicRecording
  duration: PT6M17S
  duration ms: 377626
  explicit: false
  by artist: Chucho Valdés
  by artist: Irakere
  in album: Babalú Ayé (Remasterizado)
    type: MusicAlbum
    date published: 2018-11-30
  isrc code: ES5021603853
track: Tres días - Remasterizado
  type: MusicRecording
  duration: PT7M2S
  duration ms: 422266
  explicit: false
  by artist: Chucho Valdés
  by artist: Irakere
  in album: Babalú Ayé (Remasterizado)
    type: MusicAlbum
    date published: 2018-11-30
  isrc code: ES5021603854
track: La comparsa - Remasterizado
  type: MusicRecording
  duration: PT4M57S
  duration ms: 297866
  explicit: false
  by artist: Chucho Valdés
  by artist: Irakere
  in album: Babalú Ayé (Remasterizado)
    type: MusicAlbum
    date published: 2018-11-30
  isrc code: ES5021603855
track: Cantata a Babalú Ayé - Remasterizado
  type: MusicRecording
  duration: PT14M1S
  duration ms: 841693
  explicit: false
  by artist: Chucho Valdés
  by artist: Irakere
  in album: Babalú Ayé (Remasterizado)
    type: MusicAlbum
    date published: 2018-11-30
  isrc code: ES5021603856

Jazz Batá 2
type: MusicAlbum
date published: 2018-11-16
track: Obatalá
  type: MusicRecording
  duration: PT12M53S
  duration ms: 773953
  explicit: false
  by artist: Chucho Valdés
  in album: Jazz Batá 2
    type: MusicAlbum
    date published: 2018-11-16
  isrc code: QMEU31812648
track: Son XXI
  type: MusicRecording
  duration: PT7M35S
  duration ms: 455101
  explicit: false
  by artist: Chucho Valdés
  in album: Jazz Batá 2
    type: MusicAlbum
    date published: 2018-11-16
  isrc code: QMEU31812651
track: Luces
  type: MusicRecording
  duration: PT4M53S
  duration ms: 293020
  explicit: false
  by artist: Chucho Valdés
  in album: Jazz Batá 2
    type: MusicAlbum
    date published: 2018-11-16
  isrc code: QMEU31812650
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-11T11:59:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb3129117ba726855d3d99fe48f5d12ba1cae65faa15c7dd55c59d5c3e636f8a5
  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/4fVzIqfRv3VC1doIk9JLnt.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4fVzIqfRv3VC1doIk9JLnt
  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 0xb3129117ba726855d3d99fe48f5d12ba1cae65faa15c7dd55c59d5c3e636f8a5. 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/4fVzIqfRv3VC1doIk9JLnt.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/4fVzIqfRv3VC1doIk9JLnt.
    date published: 2026-06-13T15:41:10Z
track: Ochún
  type: MusicRecording
  duration: PT6M13S
  duration ms: 373139
  explicit: false
  by artist: Chucho Valdés
  in album: Jazz Batá 2
    type: MusicAlbum
    date published: 2018-11-16
  isrc code: QMEU31812649
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T18:36:37+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xcb8fafd03de1fd3646249ac21e5014d2ca268b8a4c681ef9c4868a916f3620a3
  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/01OhHiLHGShwJEAo5Swi2g.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/01OhHiLHGShwJEAo5Swi2g
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xcb8fafd03de1fd3646249ac21e5014d2ca268b8a4c681ef9c4868a916f3620a3","isrc":"QMEU31812649","name":"Ochún","registered_at":"2026-06-10T18:36:37Z","spotify_id":"01OhHiLHGShwJEAo5Swi2g","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 0xcb8fafd03de1fd3646249ac21e5014d2ca268b8a4c681ef9c4868a916f3620a3. 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/01OhHiLHGShwJEAo5Swi2g.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/01OhHiLHGShwJEAo5Swi2g.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0xcb8fafd03de1fd3646249ac21e5014d2ca268b8a4c681ef9c4868a916f3620a3","isrc":"QMEU31812649","name":"Ochún","registered_at":"2026-06-10T18:36:37Z","spotify_id":"01OhHiLHGShwJEAo5Swi2g","type":"track"}
track: Chucho’s Mood
  type: MusicRecording
  duration: PT7M12S
  duration ms: 432617
  explicit: false
  by artist: Chucho Valdés
  in album: Jazz Batá 2
    type: MusicAlbum
    date published: 2018-11-16
  isrc code: QMEU31812646
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T08:19:13+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x38d64554ec03cd43c2339ec0c085f58408b2f3a5859da550e0d76796b491f3b8
  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/2VACXzUf5uOvheUAztmM3P.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2VACXzUf5uOvheUAztmM3P
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x38d64554ec03cd43c2339ec0c085f58408b2f3a5859da550e0d76796b491f3b8","isrc":"QMEU31812646","name":"Chucho’s Mood","registered_at":"2026-06-09T08:19:13Z","spotify_id":"2VACXzUf5uOvheUAztmM3P","type":"track"}
  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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track: El Güije
track: The Clown

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 0xf355f58fcd92cd6f87a9e672e768778fac640eb828bff99ab180e585d27e5b9d. 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/6MND5PzfCpHf3TyOq30sAb.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/6MND5PzfCpHf3TyOq30sAb.
date published: 2026-07-02T05:09:12Z
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El Güije
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The Clown
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Familia Affair: Tribute to Bebo & Chico
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track: BeboChicoChuchoTuro
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track: Recuerdo
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track: Ecuación
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track: Gonki Gonki
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track: Tema De Bebo
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track: Pura Emoción
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track: Pianitis
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track: Para Chico
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track: Father, Mothers, Sons, Daughters
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track: Con Poco Coco
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track: Raja Ram
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ONCE: Concierto para Dos
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track: Me Has Echado al Olvido
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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track: Marcada a Fuego
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track: Ya No Me Dueles
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track: De Aqui a la Eternidad
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Tribute to Irakere: Live in Marciac
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track: Lorena's Tango - Live
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Lo Mejor de Cuba, Vol. 2
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track: Tu Me Acostumbraste
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track: Como Fue
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track: Aguanile Bonko
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track: Que Se Sepa, Yo Soy de la Habana
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Lo Mejor de Cuba, Vol. 1
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    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x34d24b67480b661df129080af82edcd982e58c837a2607e29e15f223ddab3464","isrc":"QMBZ91593946","name":"Bacalao Con Pan","registered_at":"2026-06-10T04:46:09Z","spotify_id":"0Nyk38VivffSW8dTVaroEC","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 0x34d24b67480b661df129080af82edcd982e58c837a2607e29e15f223ddab3464. 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/0Nyk38VivffSW8dTVaroEC.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/0Nyk38VivffSW8dTVaroEC.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x34d24b67480b661df129080af82edcd982e58c837a2607e29e15f223ddab3464","isrc":"QMBZ91593946","name":"Bacalao Con Pan","registered_at":"2026-06-10T04:46:09Z","spotify_id":"0Nyk38VivffSW8dTVaroEC","type":"track"}
track: Tres Palabras
  type: MusicRecording
  duration: PT2M28S
  duration ms: 148880
  explicit: false
  by artist: Chucho Valdés
  by artist: Irakere
  in album: Lo Mejor de Cuba, Vol. 1
    type: MusicAlbum
    date published: 2016-01-08
  isrc code: QMBZ91593947
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T04:37:34+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x356442a02fcf1d1ca5bcf0ce015c65c2bca6dcf2d83a620e393d40c531cabcfc
  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/1hKE26xCaECTMNKrHtXk89.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1hKE26xCaECTMNKrHtXk89
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x356442a02fcf1d1ca5bcf0ce015c65c2bca6dcf2d83a620e393d40c531cabcfc","isrc":"QMBZ91593947","name":"Tres Palabras","registered_at":"2026-06-21T04:37:34Z","spotify_id":"1hKE26xCaECTMNKrHtXk89","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 0x356442a02fcf1d1ca5bcf0ce015c65c2bca6dcf2d83a620e393d40c531cabcfc. 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/1hKE26xCaECTMNKrHtXk89.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/1hKE26xCaECTMNKrHtXk89.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x356442a02fcf1d1ca5bcf0ce015c65c2bca6dcf2d83a620e393d40c531cabcfc","isrc":"QMBZ91593947","name":"Tres Palabras","registered_at":"2026-06-21T04:37:34Z","spotify_id":"1hKE26xCaECTMNKrHtXk89","type":"track"}
track: Dos Perlas y un Dolor
  type: MusicRecording
  duration: PT3M9S
  duration ms: 189293
  explicit: false
  by artist: Chucho Valdés
  by artist: Irakere
  in album: Lo Mejor de Cuba, Vol. 1
    type: MusicAlbum
    date published: 2016-01-08
  isrc code: QMBZ91593948
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-25T22:51:12+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5e3b14da5d0a014780d22c08673c731b55d365c3170b147d5ce1e88e297631fd
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956349
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956349
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/1GG8lxuYPJxKq8nEc8vysd.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1GG8lxuYPJxKq8nEc8vysd
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:34:59Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x5e3b14da5d0a014780d22c08673c731b55d365c3170b147d5ce1e88e297631fd","isrc":"QMBZ91593948","name":"Dos Perlas y un Dolor","registered_at":"2026-06-25T22:51:12Z","spotify_id":"1GG8lxuYPJxKq8nEc8vysd","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 0x5e3b14da5d0a014780d22c08673c731b55d365c3170b147d5ce1e88e297631fd. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1GG8lxuYPJxKq8nEc8vysd.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/1GG8lxuYPJxKq8nEc8vysd.
    date published: 2026-07-02T11:34:59Z
    text: {"copyright_id":"0x5e3b14da5d0a014780d22c08673c731b55d365c3170b147d5ce1e88e297631fd","isrc":"QMBZ91593948","name":"Dos Perlas y un Dolor","registered_at":"2026-06-25T22:51:12Z","spotify_id":"1GG8lxuYPJxKq8nEc8vysd","type":"track"}
track: Preludio #1
  type: MusicRecording
  duration: PT1M38S
  duration ms: 98320
  explicit: false
  by artist: Chucho Valdés
  by artist: Irakere
  in album: Lo Mejor de Cuba, Vol. 1
    type: MusicAlbum
    date published: 2016-01-08
  isrc code: QMBZ91593949
track: Me Faltabas Tu
  type: MusicRecording
  duration: PT1M58S
  duration ms: 118186
  explicit: false
  by artist: Chucho Valdés
  by artist: Irakere
  in album: Lo Mejor de Cuba, Vol. 1
    type: MusicAlbum
    date published: 2016-01-08
  isrc code: QMBZ91593950
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T04:46:57+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x69fae89482558a7fa3d7d63ca2f4a795fdf9d7d386ff63f95b01b10ff507043f
  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/5yasjvnBxjxb7eCwl5EU9l.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5yasjvnBxjxb7eCwl5EU9l
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x69fae89482558a7fa3d7d63ca2f4a795fdf9d7d386ff63f95b01b10ff507043f","isrc":"QMBZ91593950","name":"Me Faltabas Tu","registered_at":"2026-06-10T04:46:57Z","spotify_id":"5yasjvnBxjxb7eCwl5EU9l","type":"track"}
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
track: Los Caramelos
track: Besame Mucho
track: Canción de la Tarde
track: Piel Canela
track: Invención #4
track: Valle de Picadura
track: Balada para Caridad y Emilio

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69fae89482558a7fa3d7d63ca2f4a795fdf9d7d386ff63f95b01b10ff507043f. 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/5yasjvnBxjxb7eCwl5EU9l.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/5yasjvnBxjxb7eCwl5EU9l.
date published: 2026-06-13T15:41:10Z
text: {"copyright_id":"0x69fae89482558a7fa3d7d63ca2f4a795fdf9d7d386ff63f95b01b10ff507043f","isrc":"QMBZ91593950","name":"Me Faltabas Tu","registered_at":"2026-06-10T04:46:57Z","spotify_id":"5yasjvnBxjxb7eCwl5EU9l","type":"track"}

Los Caramelos
type: MusicRecording
duration: PT6M51S
duration ms: 411653
explicit: false
by artist: Chucho Valdés
by artist: Irakere
in album: Lo Mejor de Cuba, Vol. 1
  type: MusicAlbum
  date published: 2016-01-08
isrc code: QMBZ91593951

Besame Mucho
type: MusicRecording
duration: PT4M43S
duration ms: 283026
explicit: false
by artist: Chucho Valdés
by artist: Irakere
in album: Lo Mejor de Cuba, Vol. 1
  type: MusicAlbum
  date published: 2016-01-08
isrc code: QMBZ91593952
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T13:08:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa98367f46b0001b78651cff68b09b6f02ed8b5ed89a42051019a5400ede671b3
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/5VDQBV33GcKSdRnyqLyBpv.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5VDQBV33GcKSdRnyqLyBpv
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa98367f46b0001b78651cff68b09b6f02ed8b5ed89a42051019a5400ede671b3","isrc":"QMBZ91593952","name":"Besame Mucho","registered_at":"2026-06-19T13:08:28Z","spotify_id":"5VDQBV33GcKSdRnyqLyBpv","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 0xa98367f46b0001b78651cff68b09b6f02ed8b5ed89a42051019a5400ede671b3. 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/5VDQBV33GcKSdRnyqLyBpv.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/5VDQBV33GcKSdRnyqLyBpv.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xa98367f46b0001b78651cff68b09b6f02ed8b5ed89a42051019a5400ede671b3","isrc":"QMBZ91593952","name":"Besame Mucho","registered_at":"2026-06-19T13:08:28Z","spotify_id":"5VDQBV33GcKSdRnyqLyBpv","type":"track"}

Canción de la Tarde
type: MusicRecording
duration: PT2M49S
duration ms: 169493
explicit: false
by artist: Chucho Valdés
by artist: Irakere
in album: Lo Mejor de Cuba, Vol. 1
  type: MusicAlbum
  date published: 2016-01-08
isrc code: QMBZ91593953
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T14:27:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x44f7ecc3c6019148b30bfbd84f7610f8d4d67ba9490fe6972ebd4f319b7cee98
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/5KH5yyf3O0tKhg4NhXbjlF.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5KH5yyf3O0tKhg4NhXbjlF
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x44f7ecc3c6019148b30bfbd84f7610f8d4d67ba9490fe6972ebd4f319b7cee98","isrc":"QMBZ91593953","name":"Canción de la Tarde","registered_at":"2026-06-10T14:27:53Z","spotify_id":"5KH5yyf3O0tKhg4NhXbjlF","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 0x44f7ecc3c6019148b30bfbd84f7610f8d4d67ba9490fe6972ebd4f319b7cee98. 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/5KH5yyf3O0tKhg4NhXbjlF.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/5KH5yyf3O0tKhg4NhXbjlF.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x44f7ecc3c6019148b30bfbd84f7610f8d4d67ba9490fe6972ebd4f319b7cee98","isrc":"QMBZ91593953","name":"Canción de la Tarde","registered_at":"2026-06-10T14:27:53Z","spotify_id":"5KH5yyf3O0tKhg4NhXbjlF","type":"track"}

Piel Canela
type: MusicRecording
duration: PT2M56S
duration ms: 176066
explicit: false
by artist: Chucho Valdés
by artist: Irakere
in album: Lo Mejor de Cuba, Vol. 1
  type: MusicAlbum
  date published: 2016-01-08
isrc code: QMBZ91593954
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T09:27:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x24c6f84e36e1230337625969aaa2d5037a1a3d28161125fcb222cffb734d5d7f
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/3CYWgTUHsqPqZO8SgO0XE4.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3CYWgTUHsqPqZO8SgO0XE4
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x24c6f84e36e1230337625969aaa2d5037a1a3d28161125fcb222cffb734d5d7f","isrc":"QMBZ91593954","name":"Piel Canela","registered_at":"2026-06-20T09:27:58Z","spotify_id":"3CYWgTUHsqPqZO8SgO0XE4","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 0x24c6f84e36e1230337625969aaa2d5037a1a3d28161125fcb222cffb734d5d7f. 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/3CYWgTUHsqPqZO8SgO0XE4.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/3CYWgTUHsqPqZO8SgO0XE4.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x24c6f84e36e1230337625969aaa2d5037a1a3d28161125fcb222cffb734d5d7f","isrc":"QMBZ91593954","name":"Piel Canela","registered_at":"2026-06-20T09:27:58Z","spotify_id":"3CYWgTUHsqPqZO8SgO0XE4","type":"track"}

Invención #4
type: MusicRecording
duration: PT3M6S
duration ms: 186613
explicit: false
by artist: Chucho Valdés
by artist: Irakere
in album: Lo Mejor de Cuba, Vol. 1
  type: MusicAlbum
  date published: 2016-01-08
isrc code: QMBZ91593955

Valle de Picadura
type: MusicRecording
duration: PT4M55S
duration ms: 295293
explicit: false
by artist: Chucho Valdés
by artist: Irakere
in album: Lo Mejor de Cuba, Vol. 1
  type: MusicAlbum
  date published: 2016-01-08
isrc code: QMBZ91593956

Balada para Caridad y Emilio
type: MusicRecording
duration: PT2M42S
duration ms: 162826
explicit: false
by artist: Chucho Valdés
by artist: Irakere
in album: Lo Mejor de Cuba, Vol. 1
  type: MusicAlbum
  date published: 2016-01-08
isrc code: QMBZ91593957

Ivan Lins | Chucho Valdés e Irakere
type: MusicAlbum
date published: 2014-06-03
track: Pout-Pourri: Lua Soberana / Confins - Ao Vivo
  type: MusicRecording
  duration: PT9M51S
  duration ms: 591360
  explicit: false
  by artist: Ivan Lins
  by artist: Chucho Valdés
  by artist: Irakere
  by artist: Mario Manga
  in album: Ivan Lins | Chucho Valdés e Irakere
    type: MusicAlbum
    date published: 2014-06-03
  isrc code: BRVLS9600578
track: Somos Todos Iguais Nesta Noite - Ao Vivo
  type: MusicRecording
  duration: PT4M14S
  duration ms: 254493
  explicit: false
  by artist: Ivan Lins
  by artist: Chucho Valdés
  by artist: Irakere
  by artist: Mario Manga
  in album: Ivan Lins | Chucho Valdés e Irakere
    type: MusicAlbum
    date published: 2014-06-03
  isrc code: BRVLS9600579
track: Começar de Novo - Ao Vivo
  type: MusicRecording
  duration: PT6M2S
  duration ms: 362413
  explicit: false
  by artist: Ivan Lins
  by artist: Chucho Valdés
  by artist: Irakere
  by artist: Mario Manga
  in album: Ivan Lins | Chucho Valdés e Irakere
    type: MusicAlbum
    date published: 2014-06-03
  isrc code: BRVLS9600580
track: Dinorah, Dinorah! - Ao Vivo
  type: MusicRecording
  duration: PT3M19S
  duration ms: 199893
  explicit: false
  by artist: Ivan Lins
  by artist: Chucho Valdés
  by artist: Irakere
  by artist: Mario Manga
  in album: Ivan Lins | Chucho Valdés e Irakere
    type: MusicAlbum
    date published: 2014-06-03
  isrc code: BRVLS9600581
track: La Explosión (Instrumental) - Ao Vivo
  type: MusicRecording
  duration: PT8M37S
  duration ms: 517106
  explicit: false
  by artist: Irakere
  by artist: Chucho Valdés
  in album: Ivan Lins | Chucho Valdés e Irakere
    type: MusicAlbum
    date published: 2014-06-03
  isrc code: BRVLS9600582
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T07:52:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xee54a2c4edc530aea96ed73fdba47a1603ef6f3c529e66a2d3df26533241d0cb
  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/460e8voeb8mHQA8kl4AQMq.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/460e8voeb8mHQA8kl4AQMq
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xee54a2c4edc530aea96ed73fdba47a1603ef6f3c529e66a2d3df26533241d0cb","isrc":"BRVLS9600582","name":"La Explosión (Instrumental) - Ao Vivo","registered_at":"2026-06-07T07:52:17Z","spotify_id":"460e8voeb8mHQA8kl4AQMq","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 0xee54a2c4edc530aea96ed73fdba47a1603ef6f3c529e66a2d3df26533241d0cb. 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/460e8voeb8mHQA8kl4AQMq.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/460e8voeb8mHQA8kl4AQMq.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0xee54a2c4edc530aea96ed73fdba47a1603ef6f3c529e66a2d3df26533241d0cb","isrc":"BRVLS9600582","name":"La Explosión (Instrumental) - Ao Vivo","registered_at":"2026-06-07T07:52:17Z","spotify_id":"460e8voeb8mHQA8kl4AQMq","type":"track"}
track: Lembra de Mim - Ao Vivo
  type: MusicRecording
  duration: PT4M3S
  duration ms: 243893
  explicit: false
  by artist: Ivan Lins
  by artist: Mario Manga
  in album: Ivan Lins | Chucho Valdés e Irakere
    type: MusicAlbum
    date published: 2014-06-03
  isrc code: BRVLS9600583
track: Iluminados - Ao Vivo
  type: MusicRecording
  duration: PT2M55S
  duration ms: 175373
  explicit: false
  by artist: Ivan Lins
  by artist: Mario Manga
  in album: Ivan Lins | Chucho Valdés e Irakere
    type: MusicAlbum
    date published: 2014-06-03
  isrc code: BRVLS9600584
track: Pout-Pourri: Garota de Ipanema / Aos Nossos Filhos - Ao Vivo
  type: MusicRecording
  duration: PT7M13S
  duration ms: 433893
  explicit: false
  by artist: Ivan Lins
  in album: Ivan Lins | Chucho Valdés e Irakere
    type: MusicAlbum
    date published: 2014-06-03
  isrc code: BRVLS9600585
track: Vitoriosa - Ao Vivo
  type: MusicRecording
  duration: PT4M21S
  duration ms: 261866
  explicit: false
  by artist: Ivan Lins
  by artist: Mario Manga
  in album: Ivan Lins | Chucho Valdés e Irakere
    type: MusicAlbum
    date published: 2014-06-03
  isrc code: BRVLS9600586
track: Ai, Ai, Ai, Ai, Ai - Ao Vivo
  type: MusicRecording
  duration: PT9M46S
  duration ms: 586040
  explicit: false
  by artist: Ivan Lins
  by artist: Chucho Valdés
  by artist: Irakere
  by artist: Mario Manga
  in album: Ivan Lins | Chucho Valdés e Irakere
    type: MusicAlbum
    date published: 2014-06-03
  isrc code: BRVLS9600587

Juntos para Siempre
type: MusicAlbum
date published: 2014-06-01
track: Preludio para Bebo
  type: MusicRecording
  duration: PT5M4S
  duration ms: 304840
  explicit: false
  by artist: Chucho Valdés
  in album: Juntos para Siempre
    type: MusicAlbum
    date published: 2014-06-01
  isrc code: ES40G1400143
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T12:46:59+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x45e8950a2327c08c0acedc421f30a905bce277f617574167d9c1d00293285ece
  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/1jIccKVYYBz848d80eF1dm.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1jIccKVYYBz848d80eF1dm
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x45e8950a2327c08c0acedc421f30a905bce277f617574167d9c1d00293285ece","isrc":"ES40G1400143","name":"Preludio para Bebo","registered_at":"2026-06-19T12:46:59Z","spotify_id":"1jIccKVYYBz848d80eF1dm","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 0x45e8950a2327c08c0acedc421f30a905bce277f617574167d9c1d00293285ece. 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/1jIccKVYYBz848d80eF1dm.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/1jIccKVYYBz848d80eF1dm.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x45e8950a2327c08c0acedc421f30a905bce277f617574167d9c1d00293285ece","isrc":"ES40G1400143","name":"Preludio para Bebo","registered_at":"2026-06-19T12:46:59Z","spotify_id":"1jIccKVYYBz848d80eF1dm","type":"track"}
track: Descarga Valdés
  type: MusicRecording
  duration: PT4M49S
  duration ms: 289986
  explicit: false
  by artist: Bebo Valdés
  by artist: Chucho Valdés
  in album: Juntos para Siempre
    type: MusicAlbum
    date published: 2014-06-01
  isrc code: ES40G1400144
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T11:17:56+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8b77801b09542f67ee8aa68273b313379bba474a4f9710c605717e899cb2f4af
  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/2fKIOUrSKTpI6LlRRELZ7a.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2fKIOUrSKTpI6LlRRELZ7a
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x8b77801b09542f67ee8aa68273b313379bba474a4f9710c605717e899cb2f4af","isrc":"ES40G1400144","name":"Descarga Valdés","registered_at":"2026-06-06T11:17:56Z","spotify_id":"2fKIOUrSKTpI6LlRRELZ7a","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 0x8b77801b09542f67ee8aa68273b313379bba474a4f9710c605717e899cb2f4af. 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/2fKIOUrSKTpI6LlRRELZ7a.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/2fKIOUrSKTpI6LlRRELZ7a.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x8b77801b09542f67ee8aa68273b313379bba474a4f9710c605717e899cb2f4af","isrc":"ES40G1400144","name":"Descarga Valdés","registered_at":"2026-06-06T11:17:56Z","spotify_id":"2fKIOUrSKTpI6LlRRELZ7a","type":"track"}
track: Tres Palabras
  type: MusicRecording
  duration: PT4M43S
  duration ms: 283786
  explicit: false
  by artist: Bebo Valdés
  by artist: Chucho Valdés
  in album: Juntos para Siempre
    type: MusicAlbum
    date published: 2014-06-01
  isrc code: ES40G1400145
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T11:18:38+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8f9b7c3bbb51537a275ceba25e85a91c7e77f5cf683722a50c488bd6020845be
  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/7iEXtc7ZwixX8IwzwK10qp.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7iEXtc7ZwixX8IwzwK10qp
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x8f9b7c3bbb51537a275ceba25e85a91c7e77f5cf683722a50c488bd6020845be","isrc":"ES40G1400145","name":"Tres Palabras","registered_at":"2026-06-06T11:18:38Z","spotify_id":"7iEXtc7ZwixX8IwzwK10qp","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 0x8f9b7c3bbb51537a275ceba25e85a91c7e77f5cf683722a50c488bd6020845be. 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/7iEXtc7ZwixX8IwzwK10qp.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/7iEXtc7ZwixX8IwzwK10qp.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x8f9b7c3bbb51537a275ceba25e85a91c7e77f5cf683722a50c488bd6020845be","isrc":"ES40G1400145","name":"Tres Palabras","registered_at":"2026-06-06T11:18:38Z","spotify_id":"7iEXtc7ZwixX8IwzwK10qp","type":"track"}
track: Rareza del Siglo
  type: MusicRecording
  duration: PT4M11S
  duration ms: 251173
  explicit: false
  by artist: Bebo Valdés
  by artist: Chucho Valdés
  in album: Juntos para Siempre
    type: MusicAlbum
    date published: 2014-06-01
  isrc code: ES40G1400146
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-20T07:34:26+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd249e49d3ef179f1ddca5053fce4626491bb45d8719b50f02e2e4b7e06ac3930
  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/2O9K665YatU3Fu1AHrq3N2.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2O9K665YatU3Fu1AHrq3N2
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xd249e49d3ef179f1ddca5053fce4626491bb45d8719b50f02e2e4b7e06ac3930","isrc":"ES40G1400146","name":"Rareza del Siglo","registered_at":"2026-06-20T07:34:26Z","spotify_id":"2O9K665YatU3Fu1AHrq3N2","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 0xd249e49d3ef179f1ddca5053fce4626491bb45d8719b50f02e2e4b7e06ac3930. 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/2O9K665YatU3Fu1AHrq3N2.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/2O9K665YatU3Fu1AHrq3N2.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0xd249e49d3ef179f1ddca5053fce4626491bb45d8719b50f02e2e4b7e06ac3930","isrc":"ES40G1400146","name":"Rareza del Siglo","registered_at":"2026-06-20T07:34:26Z","spotify_id":"2O9K665YatU3Fu1AHrq3N2","type":"track"}
track: Tea For Two
  type: MusicRecording
  duration: PT5M4S
  duration ms: 304720
  explicit: false
  by artist: Bebo Valdés
  by artist: Chucho Valdés
  in album: Juntos para Siempre
  isrc code: ES40G1400147
  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: Son de la Loma
track: La Gloria Eres Tú
track: A Chucho
track: Sabor a Mi
track: Perdido
track: Lágrimas Negras
track: La Conga del Dentista

Bebo Valdés
type: MusicGroup

Chucho Valdés
type: MusicGroup

Juntos para Siempre
type: MusicAlbum
date published: 2014-06-01

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-09T18:45:40+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x220b8884f8e44fd61d6e2031a5bc064e587e38e236b883edb15b61d7d45a194f

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953520

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

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/5xm0PnDauqSMsqwLAUwuLh.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5xm0PnDauqSMsqwLAUwuLh

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x220b8884f8e44fd61d6e2031a5bc064e587e38e236b883edb15b61d7d45a194f","isrc":"ES40G1400147","name":"Tea For Two","registered_at":"2026-06-09T18:45:40Z","spotify_id":"5xm0PnDauqSMsqwLAUwuLh","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 0x220b8884f8e44fd61d6e2031a5bc064e587e38e236b883edb15b61d7d45a194f. 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/5xm0PnDauqSMsqwLAUwuLh.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/5xm0PnDauqSMsqwLAUwuLh.
date published: 2026-06-13T13:32:09Z
text: {"copyright_id":"0x220b8884f8e44fd61d6e2031a5bc064e587e38e236b883edb15b61d7d45a194f","isrc":"ES40G1400147","name":"Tea For Two","registered_at":"2026-06-09T18:45:40Z","spotify_id":"5xm0PnDauqSMsqwLAUwuLh","type":"track"}

Son de la Loma
type: MusicRecording
duration: PT3M29S
duration ms: 209813
explicit: false
by artist: Bebo Valdés
by artist: Chucho Valdés
in album: Juntos para Siempre
  type: MusicAlbum
  date published: 2014-06-01
isrc code: ES40G1400148
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T12:43:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x74340c22da6b43883472f982048086ecafe691d750ba128fb54fa3802a994db7
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/7K9t3K9SLBzV1HhVYhmXuz.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7K9t3K9SLBzV1HhVYhmXuz
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x74340c22da6b43883472f982048086ecafe691d750ba128fb54fa3802a994db7","isrc":"ES40G1400148","name":"Son de la Loma","registered_at":"2026-06-08T12:43:50Z","spotify_id":"7K9t3K9SLBzV1HhVYhmXuz","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 0x74340c22da6b43883472f982048086ecafe691d750ba128fb54fa3802a994db7. 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/7K9t3K9SLBzV1HhVYhmXuz.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/7K9t3K9SLBzV1HhVYhmXuz.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x74340c22da6b43883472f982048086ecafe691d750ba128fb54fa3802a994db7","isrc":"ES40G1400148","name":"Son de la Loma","registered_at":"2026-06-08T12:43:50Z","spotify_id":"7K9t3K9SLBzV1HhVYhmXuz","type":"track"}

La Gloria Eres Tú
type: MusicRecording
duration: PT3M46S
duration ms: 226946
explicit: false
by artist: Bebo Valdés
by artist: Chucho Valdés
in album: Juntos para Siempre
  type: MusicAlbum
  date published: 2014-06-01
isrc code: ES40G1400149
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T18:45:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc7471d0a8f624d8dcc4d2cd024b260939f24920011b65bb8ba28e9f9fc74bc90
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/1C6TSBawrvIH3tMsEea6ja.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1C6TSBawrvIH3tMsEea6ja
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc7471d0a8f624d8dcc4d2cd024b260939f24920011b65bb8ba28e9f9fc74bc90","isrc":"ES40G1400149","name":"La Gloria Eres Tú","registered_at":"2026-06-09T18:45:46Z","spotify_id":"1C6TSBawrvIH3tMsEea6ja","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 0xc7471d0a8f624d8dcc4d2cd024b260939f24920011b65bb8ba28e9f9fc74bc90. 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/1C6TSBawrvIH3tMsEea6ja.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/1C6TSBawrvIH3tMsEea6ja.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xc7471d0a8f624d8dcc4d2cd024b260939f24920011b65bb8ba28e9f9fc74bc90","isrc":"ES40G1400149","name":"La Gloria Eres Tú","registered_at":"2026-06-09T18:45:46Z","spotify_id":"1C6TSBawrvIH3tMsEea6ja","type":"track"}

A Chucho
type: MusicRecording
duration: PT4M53S
duration ms: 293213
explicit: false
by artist: Bebo Valdés
in album: Juntos para Siempre
  type: MusicAlbum
  date published: 2014-06-01
isrc code: ES40G1400150
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T12:46:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x53b697022aefa51179cfaddf2b4ad81fdee9a3dccfd0ce8d6c73d6e841b5f770
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/3PylI2pBoAJGz5CkDFIaVT.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3PylI2pBoAJGz5CkDFIaVT
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x53b697022aefa51179cfaddf2b4ad81fdee9a3dccfd0ce8d6c73d6e841b5f770","isrc":"ES40G1400150","name":"A Chucho","registered_at":"2026-06-19T12:46:49Z","spotify_id":"3PylI2pBoAJGz5CkDFIaVT","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 0x53b697022aefa51179cfaddf2b4ad81fdee9a3dccfd0ce8d6c73d6e841b5f770. 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/3PylI2pBoAJGz5CkDFIaVT.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/3PylI2pBoAJGz5CkDFIaVT.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x53b697022aefa51179cfaddf2b4ad81fdee9a3dccfd0ce8d6c73d6e841b5f770","isrc":"ES40G1400150","name":"A Chucho","registered_at":"2026-06-19T12:46:49Z","spotify_id":"3PylI2pBoAJGz5CkDFIaVT","type":"track"}

Sabor a Mi
type: MusicRecording
duration: PT5M29S
duration ms: 329760
explicit: false
by artist: Bebo Valdés
by artist: Chucho Valdés
in album: Juntos para Siempre
  type: MusicAlbum
  date published: 2014-06-01
isrc code: ES40G1400151
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T18:33:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf267a8a280f66644a167c4507178dd361523af9fa2fcdb0ec8a1e5d30c5a0aac
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/4ARvFGAM7BRnmpRQ4jw23s.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4ARvFGAM7BRnmpRQ4jw23s
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf267a8a280f66644a167c4507178dd361523af9fa2fcdb0ec8a1e5d30c5a0aac","isrc":"ES40G1400151","name":"Sabor a Mi","registered_at":"2026-06-10T18:33:30Z","spotify_id":"4ARvFGAM7BRnmpRQ4jw23s","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 0xf267a8a280f66644a167c4507178dd361523af9fa2fcdb0ec8a1e5d30c5a0aac. 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/4ARvFGAM7BRnmpRQ4jw23s.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/4ARvFGAM7BRnmpRQ4jw23s.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xf267a8a280f66644a167c4507178dd361523af9fa2fcdb0ec8a1e5d30c5a0aac","isrc":"ES40G1400151","name":"Sabor a Mi","registered_at":"2026-06-10T18:33:30Z","spotify_id":"4ARvFGAM7BRnmpRQ4jw23s","type":"track"}

Perdido
type: MusicRecording
duration: PT3M12S
duration ms: 192013
explicit: false
by artist: Bebo Valdés
by artist: Chucho Valdés
in album: Juntos para Siempre
  type: MusicAlbum
  date published: 2014-06-01
isrc code: ES40G1400152
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T18:26:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf9f47247153f3016b2615e55c677270a6d4ed7261f16297310b70e68866a8a6d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/956302
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/track/35gShqmrOfX1HTEiC90adY.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/35gShqmrOfX1HTEiC90adY
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
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 0xf9f47247153f3016b2615e55c677270a6d4ed7261f16297310b70e68866a8a6d. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/35gShqmrOfX1HTEiC90adY.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/35gShqmrOfX1HTEiC90adY.
  date published: 2026-07-02T03:30:09Z

Lágrimas Negras
type: MusicRecording
duration: PT3M44S
duration ms: 224173
explicit: false
by artist: Bebo Valdés
by artist: Chucho Valdés
in album: Juntos para Siempre
  type: MusicAlbum
  date published: 2014-06-01
isrc code: ES40G1400153
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T05:06:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x327ea6c7d8285c5554cad8801cdfb4cfbb40cfbc13aaad59f0f95180421e192c
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/3c7m2Kzg1q9iKa4yhKbuea.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3c7m2Kzg1q9iKa4yhKbuea
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x327ea6c7d8285c5554cad8801cdfb4cfbb40cfbc13aaad59f0f95180421e192c","isrc":"ES40G1400153","name":"Lágrimas Negras","registered_at":"2026-06-06T05:06:36Z","spotify_id":"3c7m2Kzg1q9iKa4yhKbuea","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 0x327ea6c7d8285c5554cad8801cdfb4cfbb40cfbc13aaad59f0f95180421e192c. 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/3c7m2Kzg1q9iKa4yhKbuea.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/3c7m2Kzg1q9iKa4yhKbuea.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x327ea6c7d8285c5554cad8801cdfb4cfbb40cfbc13aaad59f0f95180421e192c","isrc":"ES40G1400153","name":"Lágrimas Negras","registered_at":"2026-06-06T05:06:36Z","spotify_id":"3c7m2Kzg1q9iKa4yhKbuea","type":"track"}

La Conga del Dentista
type: MusicRecording
duration: PT3M21S
duration ms: 201720
explicit: false
by artist: Bebo Valdés
by artist: Chucho Valdés
in album: Juntos para Siempre
  type: MusicAlbum
  date published: 2014-06-01
isrc code: ES40G1400154
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T04:52:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x24e416c576bfc1cf473df3d588a7359075030114031c233d573400f8107756c4
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/1DEvELHG6B9yDbV3mnrTNA.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1DEvELHG6B9yDbV3mnrTNA
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x24e416c576bfc1cf473df3d588a7359075030114031c233d573400f8107756c4","isrc":"ES40G1400154","name":"La Conga del Dentista","registered_at":"2026-06-22T04:52:46Z","spotify_id":"1DEvELHG6B9yDbV3mnrTNA","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 0x24e416c576bfc1cf473df3d588a7359075030114031c233d573400f8107756c4. 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/1DEvELHG6B9yDbV3mnrTNA.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/1DEvELHG6B9yDbV3mnrTNA.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x24e416c576bfc1cf473df3d588a7359075030114031c233d573400f8107756c4","isrc":"ES40G1400154","name":"La Conga del Dentista","registered_at":"2026-06-22T04:52:46Z","spotify_id":"1DEvELHG6B9yDbV3mnrTNA","type":"track"}

Border-Free
type: MusicAlbum
date published: 2013-05-06
track: Congadanza
  type: MusicRecording
  duration: PT9M9S
  duration ms: 549366
  explicit: false
  by artist: Chucho Valdés
  in album: Border-Free
    type: MusicAlbum
    date published: 2013-05-06
  isrc code: ESA061301501
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-23T10:44:30+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7dd31c38163089b014bd92d712f14b23a657db93bec69c57fd84b717c6a4d9ce
  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/2WAc2I5nwTKkBL5QB1fAdB.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2WAc2I5nwTKkBL5QB1fAdB
  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 0x7dd31c38163089b014bd92d712f14b23a657db93bec69c57fd84b717c6a4d9ce. 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/2WAc2I5nwTKkBL5QB1fAdB.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/2WAc2I5nwTKkBL5QB1fAdB.
    date published: 2026-07-02T03:55:08Z
track: Caridad Amaro
  type: MusicRecording
  duration: PT6M27S
  duration ms: 387337
  explicit: false
  by artist: Chucho Valdés
  in album: Border-Free
    type: MusicAlbum
    date published: 2013-05-06
  isrc code: ESA061301502
track: Tabú
  type: MusicRecording
  duration: PT9M46S
  duration ms: 586850
  explicit: false
  by artist: Chucho Valdés
  by artist: Branford Marsalis
  in album: Border-Free
    type: MusicAlbum
    date published: 2013-05-06
  isrc code: ESA061301503
track: Bebo
  type: MusicRecording
  duration: PT7M46S
  duration ms: 466638
  explicit: false
  by artist: Chucho Valdés
  by artist: Branford Marsalis
  in album: Border-Free
    type: MusicAlbum
    date published: 2013-05-06
  isrc code: ESA061301504
track: Afro-Comanche
  type: MusicRecording
  duration: PT11M54S
  duration ms: 714664
  explicit: false
  by artist: Chucho Valdés
  in album: Border-Free
    type: MusicAlbum
    date published: 2013-05-06
  isrc code: ESA061301505
track: Pilar
  type: MusicRecording
  duration: PT10M2S
  duration ms: 602953
  explicit: false
  by artist: Chucho Valdés
  in album: Border-Free
    type: MusicAlbum
    date published: 2013-05-06
  isrc code: ESA061301506
track: Santa Cruz
  type: MusicRecording
  duration: PT6M23S
  duration ms: 383149
  explicit: false
  by artist: Chucho Valdés
  in album: Border-Free
    type: MusicAlbum
    date published: 2013-05-06
  isrc code: ESA061301507
track: Abdel
  type: MusicRecording
  duration: PT9M6S
  duration ms: 546335
  explicit: false
  by artist: Chucho Valdés
  by artist: Branford Marsalis
  in album: Border-Free
    type: MusicAlbum
    date published: 2013-05-06

Mambo Influenciado
type: MusicAlbum
date published: 2013-01-28
track: Bebada
  type: MusicRecording
  duration: PT3M52S
  duration ms: 232960
  explicit: false
  by artist: Chucho Valdés
  in album: Mambo Influenciado
    type: MusicAlbum
    date published: 2013-01-28
  isrc code: USESK1319846
track: Mi Descarga Pa' Gozar
  type: MusicRecording
  duration: PT3M26S
  duration ms: 206933
  explicit: false
  by artist: Chucho Valdés
  in album: Mambo Influenciado
    type: MusicAlbum
    date published: 2013-01-28
  isrc code: USESK1319847
track: Atomo
  type: MusicRecording
  duration: PT3M10S
  duration ms: 190947
  explicit: false
  by artist: Chucho Valdés
  in album: Mambo Influenciado
    type: MusicAlbum
    date published: 2013-01-28
track: Indestructible
  type: MusicRecording
  duration: PT2M57S
  duration ms: 177947
  explicit: false
  by artist: Chucho Valdés
  in album: Mambo Influenciado
    type: MusicAlbum
    date published: 2013-01-28
  isrc code: USESK1319849
track: Por la Libre
  type: MusicRecording
  duration: PT2M27S
  duration ms: 147947
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  by artist: Chucho Valdés
  in album: Mambo Influenciado
    type: MusicAlbum
    date published: 2013-01-28
  isrc code: USESK1319850
track: Mi Mejor Cancion
  type: MusicRecording
  duration: PT3M8S
  duration ms: 188933
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  by artist: Chucho Valdés
  in album: Mambo Influenciado
    type: MusicAlbum
    date published: 2013-01-28
  isrc code: USESK1319851
track: Tu No Sabes de Amor
  type: MusicRecording
  duration: PT1M56S
  duration ms: 116947
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  by artist: Chucho Valdés
  in album: Mambo Influenciado
    type: MusicAlbum
    date published: 2013-01-28
  isrc code: USESK1319852
track: Chachacha Nina
  type: MusicRecording
  duration: PT2M55S
  duration ms: 175960
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  by artist: Chucho Valdés
  in album: Mambo Influenciado
    type: MusicAlbum
    date published: 2013-01-28
track: Descarga de Kike
  type: MusicRecording
  duration: PT3M30S
  duration ms: 210933
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  by artist: Chucho Valdés
  in album: Mambo Influenciado
    type: MusicAlbum
    date published: 2013-01-28
track: El Paso de Encarnacion
  type: MusicRecording
  duration: PT2M16S
  duration ms: 136960
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  by artist: Chucho Valdés
  in album: Mambo Influenciado
    type: MusicAlbum
    date published: 2013-01-28
  isrc code: USESK1319855
track: Quien Baila Mejor
  type: MusicRecording
  duration: PT2M45S
  duration ms: 165947
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  by artist: Chucho Valdés
  in album: Mambo Influenciado
    type: MusicAlbum
    date published: 2013-01-28
  isrc code: USESK1319856
track: Noches de Moscu
  type: MusicRecording
  duration: PT2M12S
  duration ms: 132933
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  by artist: Chucho Valdés
  in album: Mambo Influenciado
    type: MusicAlbum
    date published: 2013-01-28
track: Guajira Cha
  type: MusicRecording
  duration: PT2M59S
  duration ms: 179947
  explicit: false
  by artist: Chucho Valdés
  in album: Mambo Influenciado
    type: MusicAlbum
    date published: 2013-01-28
track: Novia Mia
  type: MusicRecording
  duration: PT3M26S
  duration ms: 206933
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  by artist: Chucho Valdés
  in album: Mambo Influenciado
    type: MusicAlbum
    date published: 2013-01-28
  isrc code: USESK1319859
track: Varadero Cha
  type: MusicRecording
  duration: PT2M48S
  duration ms: 168960
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  by artist: Chucho Valdés
  in album: Mambo Influenciado
    type: MusicAlbum
    date published: 2013-01-28
track: Nino
  type: MusicRecording
  duration: PT2M30S
  duration ms: 150960
  explicit: false
  by artist: Chucho Valdés
  in album: Mambo Influenciado
    type: MusicAlbum
    date published: 2013-01-28
track: Layda
  type: MusicRecording
  duration: PT2M23S
  duration ms: 143960
  explicit: false
  by artist: Chucho Valdés
  in album: Mambo Influenciado
    type: MusicAlbum
    date published: 2013-01-28
track: Descarga de Monte Adentro
  type: MusicRecording
  duration: PT2M27S
  duration ms: 147947
  explicit: false
  by artist: Chucho Valdés
  in album: Mambo Influenciado
    type: MusicAlbum
    date published: 2013-01-28
track: Pilin Pilon
  type: MusicRecording
  duration: PT3M5S
  duration ms: 185933
  explicit: false
  by artist: Chucho Valdés
  in album: Mambo Influenciado
    type: MusicAlbum
    date published: 2013-01-28
track: Congo
  type: MusicRecording
  duration: PT2M13S
  duration ms: 133947
  explicit: false
  by artist: Chucho Valdés
  in album: Mambo Influenciado
    type: MusicAlbum
    date published: 2013-01-28
  isrc code: USESK1319865
track: Mambo Influenciado
  type: MusicRecording
  duration: PT2M44S
  duration ms: 164933
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  by artist: Chucho Valdés
  in album: Mambo Influenciado
    type: MusicAlbum
    date published: 2013-01-28
  isrc code: USESK1319866
track: Guasabeando Voy
track: Descarga para Banda y Combo
track: Tanganika
track: Chiquitico
track: Pero Tu Vendras
track: Pequena Descarga para Ti

Guasabeando Voy
type: MusicRecording
duration: PT3M11S
duration ms: 191947
explicit: false
by artist: Chucho Valdés
in album: Mambo Influenciado
  type: MusicAlbum
  date published: 2013-01-28

Descarga para Banda y Combo
type: MusicRecording
duration: PT2M31S
duration ms: 151947
explicit: false
by artist: Chucho Valdés
in album: Mambo Influenciado
  type: MusicAlbum
  date published: 2013-01-28

Tanganika
type: MusicRecording
duration: PT2M39S
duration ms: 159947
explicit: false
by artist: Chucho Valdés
in album: Mambo Influenciado
  type: MusicAlbum
  date published: 2013-01-28

Chiquitico
type: MusicRecording
duration: PT3M49S
duration ms: 229947
explicit: false
by artist: Chucho Valdés
in album: Mambo Influenciado
  type: MusicAlbum
  date published: 2013-01-28

Pero Tu Vendras
type: MusicRecording
duration: PT3M14S
duration ms: 194947
explicit: false
by artist: Chucho Valdés
in album: Mambo Influenciado
  type: MusicAlbum
  date published: 2013-01-28

Pequena Descarga para Ti
type: MusicRecording
duration: PT2M50S
duration ms: 170947
explicit: false
by artist: Chucho Valdés
in album: Mambo Influenciado
  type: MusicAlbum
  date published: 2013-01-28

Grandes Momentos de Chucho Valdes e Irakere
type: MusicAlbum
date published: 2011-07-05
track: Danzas Afro-Cubanas: Danza de los Nanigos (arr. for Latin ensemble)
  type: MusicRecording
  duration: PT4M59S
  duration ms: 299093
  explicit: false
  by artist: Anonymous
  by artist: Ernesto Lecuona
  by artist: Chucho Valdés
  by artist: Irakere
  in album: Grandes Momentos de Chucho Valdes e Irakere
    type: MusicAlbum
    date published: 2011-07-05
  isrc code: USWJV1000001
track: 5 Preludes: No. 3 in A Minor
  type: MusicRecording
  duration: PT4M47S
  duration ms: 287533
  explicit: false
  by artist: Heitor Villa-Lobos
  by artist: Leo Brouwer
  in album: Grandes Momentos de Chucho Valdes e Irakere
    type: MusicAlbum
    date published: 2011-07-05
track: Concierto de Aranjuez (arr. L. Brouwer)
  type: MusicRecording
  duration: PT9M50S
  duration ms: 590400
  explicit: false
  by artist: Joaquín Rodrigo
  by artist: Leo Brouwer
  by artist: Irakere
  in album: Grandes Momentos de Chucho Valdes e Irakere
    type: MusicAlbum
    date published: 2011-07-05
  isrc code: USWJV1000003
track: Adagio (after W.A. Mozart)
  type: MusicRecording
  duration: PT4M38S
  duration ms: 278493
  explicit: false
  by artist: Paquito D'Rivera
  by artist: Leo Brouwer
  by artist: Irakere
  in album: Grandes Momentos de Chucho Valdes e Irakere
    type: MusicAlbum
    date published: 2011-07-05
  isrc code: USWJV1000004
track: Romance (Juegos Prohibidos)
  type: MusicRecording
  duration: PT4M28S
  duration ms: 268226
  explicit: false
  by artist: Anonymous
  by artist: Leo Brouwer
  by artist: Irakere
  in album: Grandes Momentos de Chucho Valdes e Irakere
    type: MusicAlbum
    date published: 2011-07-05
track: Reverie
  type: MusicRecording
  duration: PT6M20S
  duration ms: 380200
  explicit: false
  by artist: Claude Debussy
  by artist: Chucho Valdés
  by artist: Irakere
  in album: Grandes Momentos de Chucho Valdes e Irakere
    type: MusicAlbum
    date published: 2011-07-05
track: Tema de Chaka
  type: MusicRecording
  duration: PT19M36S
  duration ms: 1176000
  explicit: false
  by artist: Chucho Valdés
  by artist: Irakere
  in album: Grandes Momentos de Chucho Valdes e Irakere
    type: MusicAlbum
    date published: 2011-07-05
track: Por culpa del guao
  type: MusicRecording
  duration: PT5M54S
  duration ms: 354666
  explicit: false
  by artist: Chucho Valdés
  by artist: Irakere
  in album: Grandes Momentos de Chucho Valdes e Irakere
    type: MusicAlbum
    date published: 2011-07-05

Chucho's Steps
type: MusicAlbum
date published: 2010-08-24
track: Las dos Caras (Both sides)
  type: MusicRecording
  duration: PT8M55S
  duration ms: 535946
  explicit: false
  by artist: Chucho Valdés
  by artist: The Afro-Cuban Messengers
  in album: Chucho's Steps
    type: MusicAlbum
    date published: 2010-08-24
  isrc code: ARO651000001
track: Danzón
  type: MusicRecording
  duration: PT9M8S
  duration ms: 548653
  explicit: false
  by artist: Chucho Valdés
  by artist: The Afro-Cuban Messengers
  in album: Chucho's Steps
    type: MusicAlbum
    date published: 2010-08-24
track: Zawinul's Mambo
  type: MusicRecording
  duration: PT11M22S
  duration ms: 682800
  explicit: false
  by artist: Chucho Valdés
  by artist: The Afro-Cuban Messengers
  in album: Chucho's Steps
    type: MusicAlbum
    date published: 2010-08-24
  isrc code: ARO651000003
track: Begin to Be Good
  type: MusicRecording
  duration: PT5M14S
  duration ms: 314186
  explicit: false
  by artist: Chucho Valdés
  by artist: The Afro-Cuban Messengers
  in album: Chucho's Steps
    type: MusicAlbum
    date published: 2010-08-24
  isrc code: ARO651000004
track: New Orleans (A Tribute to The Marsalis Family)
  type: MusicRecording
  duration: PT4M43S
  duration ms: 283440
  explicit: false
  by artist: Chucho Valdés
  by artist: The Afro-Cuban Messengers
  in album: Chucho's Steps
    type: MusicAlbum
    date published: 2010-08-24
  isrc code: ARO651000005
track: Yansá
  type: MusicRecording
  duration: PT7M50S
  duration ms: 470880
  explicit: false
  by artist: Chucho Valdés
  by artist: The Afro-Cuban Messengers
  in album: Chucho's Steps
    type: MusicAlbum
    date published: 2010-08-24
track: Julián
  type: MusicRecording
  duration: PT7M54S
  duration ms: 474093
  explicit: false
  by artist: Chucho Valdés
  by artist: The Afro-Cuban Messengers
  in album: Chucho's Steps
    type: MusicAlbum
    date published: 2010-08-24
track: Chucho's Steps
  type: MusicRecording
  duration: PT10M51S
  duration ms: 651560
  explicit: false
  by artist: Chucho Valdés
  by artist: The Afro-Cuban Messengers
  in album: Chucho's Steps
    type: MusicAlbum
    date published: 2010-08-24
  isrc code: ARO651000008

Clásicos Cubanos (En Vivo)
type: MusicAlbum
date published: 2008-01-01
track: Días de Noviembre - En Vivo
  type: MusicRecording
  duration: PT3M42S
  duration ms: 222986
  explicit: false
  by artist: Chucho Valdés
  in album: Clásicos Cubanos (En Vivo)
    type: MusicAlbum
    date published: 2008-01-01
track: Palabras de Chucho Valdés - En Vivo
  type: MusicRecording
  duration: PT0M30S
  duration ms: 30653
  explicit: false
  by artist: Chucho Valdés
  in album: Clásicos Cubanos (En Vivo)
    type: MusicAlbum
    date published: 2008-01-01
track: Quiéreme Mucho - En Vivo
  type: MusicRecording
  duration: PT6M39S
  duration ms: 399680
  explicit: false
  by artist: Chucho Valdés
  in album: Clásicos Cubanos (En Vivo)
    type: MusicAlbum
    date published: 2008-01-01
track: Profecía - En Vivo
  type: MusicRecording
  duration: PT3M25S
  duration ms: 205986
  explicit: false
  by artist: Chucho Valdés
  in album: Clásicos Cubanos (En Vivo)
    type: MusicAlbum
    date published: 2008-01-01
track: A Ernesto - En Vivo
  type: MusicRecording
  duration: PT5M10S
  duration ms: 310320
  explicit: false
  by artist: Chucho Valdés
  in album: Clásicos Cubanos (En Vivo)
    type: MusicAlbum
    date published: 2008-01-01
track: Para Pilar - En Vivo
  type: MusicRecording
  duration: PT6M26S
  duration ms: 386960
  explicit: false
  by artist: Chucho Valdés
  in album: Clásicos Cubanos (En Vivo)
    type: MusicAlbum
    date published: 2008-01-01
track: La Habanera de Lorraine - En Vivo
  type: MusicRecording
  duration: PT1M54S
  duration ms: 114013
  explicit: false
  by artist: Chucho Valdés
  in album: Clásicos Cubanos (En Vivo)
    type: MusicAlbum
    date published: 2008-01-01
track: Son de la Loma - En Vivo
  type: MusicRecording
  duration: PT5M46S
  duration ms: 346453
  explicit: false
  by artist: Chucho Valdés
  in album: Clásicos Cubanos (En Vivo)
    type: MusicAlbum
    date published: 2008-01-01
track: Amanecer - En Vivo
  type: MusicRecording
  duration: PT3M23S
  duration ms: 203053
  explicit: false
  by artist: Chucho Valdés
  in album: Clásicos Cubanos (En Vivo)
    type: MusicAlbum
    date published: 2008-01-01
track: Canción de Cuna para Miguel - En Vivo
  type: MusicRecording
  duration: PT4M42S
  duration ms: 282586
  explicit: false
  by artist: Chucho Valdés
  in album: Clásicos Cubanos (En Vivo)
    type: MusicAlbum
    date published: 2008-01-01
track: Bésame Mucho - En Vivo
  type: MusicRecording
  duration: PT6M37S
  duration ms: 397760
  explicit: false
  by artist: Chucho Valdés
  in album: Clásicos Cubanos (En Vivo)
    type: MusicAlbum
    date published: 2008-01-01
track: El Manisero - En Vivo
  type: MusicRecording
  duration: PT7M39S
  duration ms: 459586
  explicit: false
  by artist: Chucho Valdés
  in album: Clásicos Cubanos (En Vivo)
    type: MusicAlbum
    date published: 2008-01-01

En El Teatro Colón (En Vivo)
type: MusicAlbum
date published: 2007-11-01
track: Son de la Loma - En Vivo
  type: MusicRecording
  duration: PT5M17S
  duration ms: 317640
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  by artist: Chucho Valdés
  in album: En El Teatro Colón (En Vivo)
    type: MusicAlbum
    date published: 2007-11-01
  isrc code: ARA020600057
track: Habanera - En Vivo
  type: MusicRecording
  duration: PT2M24S
  duration ms: 144320
  explicit: false
  by artist: Chucho Valdés
  in album: En El Teatro Colón (En Vivo)
    type: MusicAlbum
    date published: 2007-11-01
  isrc code: ARA020600058
track: Blue Monk - En Vivo
  type: MusicRecording
  duration: PT5M32S
  duration ms: 332666
  explicit: false
  by artist: Chucho Valdés
  in album: En El Teatro Colón (En Vivo)
    type: MusicAlbum
    date published: 2007-11-01
track: Embraceable You - En Vivo
  type: MusicRecording
  duration: PT4M2S
  duration ms: 242040
  explicit: false
  by artist: Chucho Valdés
  in album: En El Teatro Colón (En Vivo)
    type: MusicAlbum
    date published: 2007-11-01
  isrc code: ARA020600060
track: Comparsa - En Vivo
  type: MusicRecording
  duration: PT5M50S
  duration ms: 350800
  explicit: false
  by artist: Chucho Valdés
  in album: En El Teatro Colón (En Vivo)
    type: MusicAlbum
    date published: 2007-11-01
track: Esta Tarde Ví Llover / My Foolish Heart - En Vivo
  type: MusicRecording
  duration: PT5M27S
  duration ms: 327840
  explicit: false
  by artist: Chucho Valdés
  in album: En El Teatro Colón (En Vivo)
    type: MusicAlbum
    date published: 2007-11-01
  isrc code: ARA020600062
track: A Ernesto - En Vivo
  type: MusicRecording
  duration: PT5M50S
  duration ms: 350653
  explicit: false
  by artist: Chucho Valdés
  in album: En El Teatro Colón (En Vivo)
    type: MusicAlbum
    date published: 2007-11-01
track: Amanecer - En Vivo
  type: MusicRecording
  duration: PT3M16S
  duration ms: 196240
  explicit: false
  by artist: Chucho Valdés
  in album: En El Teatro Colón (En Vivo)
    type: MusicAlbum
    date published: 2007-11-01
track: Son en do Menor - En Vivo
  type: MusicRecording
  duration: PT6M42S
  duration ms: 402440
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  by artist: Chucho Valdés
  in album: En El Teatro Colón (En Vivo)
    type: MusicAlbum
    date published: 2007-11-01
  isrc code: ARA020600065
track: Estás en Mi Corazón - En Vivo
  type: MusicRecording
  duration: PT4M52S
  duration ms: 292240
  explicit: false
  by artist: Chucho Valdés
  in album: En El Teatro Colón (En Vivo)
    type: MusicAlbum
    date published: 2007-11-01
  isrc code: ARA020600066

Más Allá De Todo
type: MusicAlbum
date published: 2007-05-01
track: Distancias
  type: MusicRecording
  duration: PT2M49S
  duration ms: 169784
  explicit: false
  by artist: Pablo Milanés
  by artist: Chucho Valdés
  in album: Más Allá De Todo
    type: MusicAlbum
    date published: 2007-05-01
  isrc code: MXUM70800046
track: Mary
  type: MusicRecording
  duration: PT3M12S
  duration ms: 192880
  explicit: false
  by artist: Pablo Milanés
  by artist: Chucho Valdés
  in album: Más Allá De Todo
    type: MusicAlbum
    date published: 2007-05-01
  isrc code: MXUM70800047
track: Días De Otoño
  type: MusicRecording
  duration: PT5M19S
  duration ms: 319506
  explicit: false
  by artist: Pablo Milanés
  by artist: Chucho Valdés
  in album: Más Allá De Todo
    type: MusicAlbum
    date published: 2007-05-01
  isrc code: MXUM70800048
track: Para Qué
  type: MusicRecording
  duration: PT3M45S
  duration ms: 225326
  explicit: false
  by artist: Pablo Milanés
  by artist: Chucho Valdés
  in album: Más Allá De Todo
    type: MusicAlbum
    date published: 2007-05-01
  isrc code: MXUM70800049
track: Antonio
  type: MusicRecording
  duration: PT3M55S
  duration ms: 235543
  explicit: false
  by artist: Pablo Milanés
  by artist: Chucho Valdés
  in album: Más Allá De Todo
    type: MusicAlbum
    date published: 2007-05-01
  isrc code: MXUM70800045
track: Cita
  type: MusicRecording
  duration: PT2M40S
  duration ms: 160867
  explicit: false
  by artist: Pablo Milanés
  by artist: Chucho Valdés
  in album: Más Allá De Todo
    type: MusicAlbum
    date published: 2007-05-01
  isrc code: MXUM70800050
track: Pilar
  type: MusicRecording
  duration: PT4M47S
  duration ms: 287370
  explicit: false
  by artist: Pablo Milanés
  by artist: Chucho Valdés
  in album: Más Allá De Todo
    type: MusicAlbum
    date published: 2007-05-01
  isrc code: MXUM70800051
track: Orgullo
  type: MusicRecording
  duration: PT3M24S
  duration ms: 204521
  explicit: false
  by artist: Pablo Milanés
  by artist: Chucho Valdés
  in album: Más Allá De Todo
    type: MusicAlbum
    date published: 2007-05-01
  isrc code: MXUM70800052
track: Recuento
  type: MusicRecording
  duration: PT2M58S
  duration ms: 178143
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  by artist: Pablo Milanés
  by artist: Chucho Valdés
  in album: Más Allá De Todo
    type: MusicAlbum
    date published: 2007-05-01
  isrc code: MXUM70800053
track: Choteo
  type: MusicRecording
  duration: PT1M48S
  duration ms: 108040
  explicit: false
  by artist: Pablo Milanés
  by artist: Chucho Valdés
  in album: Más Allá De Todo
    type: MusicAlbum
    date published: 2007-05-01
  isrc code: MXUM70800054

JazzCuba. Volumen 1
type: MusicAlbum
date published: 2007-02-20
track: Bebada
  type: MusicRecording
  duration: PT3M54S
  duration ms: 234280
  explicit: false
  by artist: Chucho Valdés
  in album: JazzCuba. Volumen 1
    type: MusicAlbum
    date published: 2007-02-20
  isrc code: ES7350601001
track: Descarga pa'gozar
  type: MusicRecording
  duration: PT3M28S
  duration ms: 208346
  explicit: false
  by artist: Chucho Valdés
  in album: JazzCuba. Volumen 1
    type: MusicAlbum
    date published: 2007-02-20
  isrc code: ES7350601002
track: Tanganika
  type: MusicRecording
  duration: PT2M40S
  duration ms: 160026
  explicit: false
  by artist: Chucho Valdés
  in album: JazzCuba. Volumen 1
    type: MusicAlbum
    date published: 2007-02-20
  isrc code: ES7350601003
track: Mambo influenciado
  type: MusicRecording
  duration: PT2M45S
  duration ms: 165426
  explicit: false
  by artist: Chucho Valdés
  in album: JazzCuba. Volumen 1
    type: MusicAlbum
    date published: 2007-02-20
  isrc code: ES7350601004
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T04:30:42+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x64f6307f306243edb9c28a7c98381c0779c4de48faa93ab206a4baed7f384988
  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/5fOSPVs1SEKyEvbXkzy50u.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5fOSPVs1SEKyEvbXkzy50u
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x64f6307f306243edb9c28a7c98381c0779c4de48faa93ab206a4baed7f384988","isrc":"ES7350601004","name":"Mambo influenciado","registered_at":"2026-06-21T04:30:42Z","spotify_id":"5fOSPVs1SEKyEvbXkzy50u","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 0x64f6307f306243edb9c28a7c98381c0779c4de48faa93ab206a4baed7f384988. 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/5fOSPVs1SEKyEvbXkzy50u.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/5fOSPVs1SEKyEvbXkzy50u.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x64f6307f306243edb9c28a7c98381c0779c4de48faa93ab206a4baed7f384988","isrc":"ES7350601004","name":"Mambo influenciado","registered_at":"2026-06-21T04:30:42Z","spotify_id":"5fOSPVs1SEKyEvbXkzy50u","type":"track"}
track: Átomo
  type: MusicRecording
  duration: PT3M11S
  duration ms: 191493
  explicit: false
  by artist: Chucho Valdés
  in album: JazzCuba. Volumen 1
    type: MusicAlbum
    date published: 2007-02-20
  isrc code: ES7350601005
track: Indestructible
  type: MusicRecording
  duration: PT2M58S
  duration ms: 178626
  explicit: false
  by artist: Chucho Valdés
  in album: JazzCuba. Volumen 1
    type: MusicAlbum
    date published: 2007-02-20
  isrc code: ES7350601006
track: Guasabenado voy
  type: MusicRecording
  duration: PT3M11S
  duration ms: 191413
  explicit: false
  by artist: Chucho Valdés
  in album: JazzCuba. Volumen 1
    type: MusicAlbum
    date published: 2007-02-20
  isrc code: ES7350601007
track: Varadero cha
  type: MusicRecording
  duration: PT2M49S
  duration ms: 169346
  explicit: false
  by artist: Chucho Valdés
  in album: JazzCuba. Volumen 1
    type: MusicAlbum
    date published: 2007-02-20
track: Congo
  type: MusicRecording
  duration: PT2M11S
  duration ms: 131573
  explicit: false
  by artist: Chucho Valdés
  in album: JazzCuba. Volumen 1
    type: MusicAlbum
    date published: 2007-02-20
track: Niño
  type: MusicRecording
  duration: PT2M30S
  duration ms: 150613
  explicit: false
  by artist: Chucho Valdés
  in album: JazzCuba. Volumen 1
    type: MusicAlbum
    date published: 2007-02-20
track: Descarga de Kike
  type: MusicRecording
  duration: PT3M31S
  duration ms: 211360
  explicit: false
  by artist: Chucho Valdés
  in album: JazzCuba. Volumen 1
    type: MusicAlbum
    date published: 2007-02-20
  isrc code: ES7350601011
track: Pilín pilón
  type: MusicRecording
  duration: PT3M6S
  duration ms: 186640
  explicit: false
  by artist: Chucho Valdés
  in album: JazzCuba. Volumen 1
    type: MusicAlbum
    date published: 2007-02-20
track: Por la libre
  type: MusicRecording
  duration: PT2M28S
  duration ms: 148746
  explicit: false
  by artist: Chucho Valdés
  in album: JazzCuba. Volumen 1
    type: MusicAlbum
    date published: 2007-02-20
track: Descarga de monte adentro
  type: MusicRecording
  duration: PT3M5S
  duration ms: 185200
  explicit: false
  by artist: Chucho Valdés
  in album: JazzCuba. Volumen 1
    type: MusicAlbum
    date published: 2007-02-20
track: Rabo de nube
  type: MusicRecording
  duration: PT6M59S
  duration ms: 419013
  explicit: false
  by artist: Chucho Valdés
  in album: JazzCuba. Volumen 1
    type: MusicAlbum
    date published: 2007-02-20
  isrc code: ES7350601015

Canto a Dios
type: MusicAlbum
date published: 2004-09-09
track: Claudia
  type: MusicRecording
  duration: PT5M52S
  duration ms: 352253
  explicit: false
  by artist: Chucho Valdés
  in album: Canto a Dios
    type: MusicAlbum
    date published: 2004-09-09
  isrc code: ESA031513638
track: Nanu
  type: MusicRecording
  duration: PT6M8S
  duration ms: 368120
  explicit: false
  by artist: Chucho Valdés
  in album: Canto a Dios
    type: MusicAlbum
    date published: 2004-09-09
track: La Tormenta y la Calma
  type: MusicRecording
  duration: PT12M49S
  duration ms: 769120
  explicit: false
  by artist: Chucho Valdés
  in album: Canto a Dios
    type: MusicAlbum
    date published: 2004-09-09
  isrc code: ESA031513640
track: Canto a Dios
  type: MusicRecording
  duration: PT8M43S
  duration ms: 523746
  explicit: false
  by artist: Chucho Valdés
  in album: Canto a Dios
    type: MusicAlbum
    date published: 2004-09-09
track: Tributo a África
  type: MusicRecording
  duration: PT16M4S
  duration ms: 964293
  explicit: false
  by artist: Chucho Valdés
  in album: Canto a Dios
    type: MusicAlbum
    date published: 2004-09-09

New Conceptions
type: MusicAlbum
date published: 2003-01-01
track: La Comparsa
  type: MusicRecording
  duration: PT6M56S
  duration ms: 416933
  explicit: false
  by artist: Chucho Valdés
  in album: New Conceptions
    type: MusicAlbum
    date published: 2003-01-01
  isrc code: CAE150300038
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T17:48:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7c76848ccd516615a21ea039bd93990672cc988f4e3d3541ccbc9c147aef0e5c
  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/0cWrotZwqQAUrYpEeliVuR.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0cWrotZwqQAUrYpEeliVuR
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x7c76848ccd516615a21ea039bd93990672cc988f4e3d3541ccbc9c147aef0e5c","isrc":"CAE150300038","name":"La Comparsa","registered_at":"2026-06-06T17:48:14Z","spotify_id":"0cWrotZwqQAUrYpEeliVuR","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 0x7c76848ccd516615a21ea039bd93990672cc988f4e3d3541ccbc9c147aef0e5c. 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/0cWrotZwqQAUrYpEeliVuR.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/0cWrotZwqQAUrYpEeliVuR.
    date published: 2026-06-13T15:41:10Z
    text: {"copyright_id":"0x7c76848ccd516615a21ea039bd93990672cc988f4e3d3541ccbc9c147aef0e5c","isrc":"CAE150300038","name":"La Comparsa","registered_at":"2026-06-06T17:48:14Z","spotify_id":"0cWrotZwqQAUrYpEeliVuR","type":"track"}
track: You Don't Know What Love Is
  type: MusicRecording
  duration: PT8M45S
  duration ms: 525400
  explicit: false
  by artist: Chucho Valdés
  in album: New Conceptions
    type: MusicAlbum
    date published: 2003-01-01
  isrc code: CAE150300039
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-27T05:46:01+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9654a2075065557a3a2a89474adb7c4813f9a477ca1c169eb7f53715d83cae6b
  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/2Uwf9QSzEPb40p3Fg6uKGC.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2Uwf9QSzEPb40p3Fg6uKGC
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x9654a2075065557a3a2a89474adb7c4813f9a477ca1c169eb7f53715d83cae6b","isrc":"CAE150300039","name":"You Don't Know What Love Is","registered_at":"2026-06-27T05:46:01Z","spotify_id":"2Uwf9QSzEPb40p3Fg6uKGC","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 0x9654a2075065557a3a2a89474adb7c4813f9a477ca1c169eb7f53715d83cae6b. 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/2Uwf9QSzEPb40p3Fg6uKGC.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/2Uwf9QSzEPb40p3Fg6uKGC.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x9654a2075065557a3a2a89474adb7c4813f9a477ca1c169eb7f53715d83cae6b","isrc":"CAE150300039","name":"You Don't Know What Love Is","registered_at":"2026-06-27T05:46:01Z","spotify_id":"2Uwf9QSzEPb40p3Fg6uKGC","type":"track"}
track: Los Guiros
  type: MusicRecording
  duration: PT5M50S
  duration ms: 350693
  explicit: false
  by artist: Chucho Valdés
  in album: New Conceptions
    type: MusicAlbum
    date published: 2003-01-01
  isrc code: CAE150300040
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-27T05:46:06+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7e2462e818ce222815c30ea538aa920dd8eaf9ff393f425cc5f34770c4a81af2
  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/6OpMwz2TneFbVjJ0zQdgTM.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6OpMwz2TneFbVjJ0zQdgTM
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x7e2462e818ce222815c30ea538aa920dd8eaf9ff393f425cc5f34770c4a81af2","isrc":"CAE150300040","name":"Los Guiros","registered_at":"2026-06-27T05:46:06Z","spotify_id":"6OpMwz2TneFbVjJ0zQdgTM","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 0x7e2462e818ce222815c30ea538aa920dd8eaf9ff393f425cc5f34770c4a81af2. 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/6OpMwz2TneFbVjJ0zQdgTM.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/6OpMwz2TneFbVjJ0zQdgTM.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x7e2462e818ce222815c30ea538aa920dd8eaf9ff393f425cc5f34770c4a81af2","isrc":"CAE150300040","name":"Los Guiros","registered_at":"2026-06-27T05:46:06Z","spotify_id":"6OpMwz2TneFbVjJ0zQdgTM","type":"track"}
track: Nanu
  type: MusicRecording
  duration: PT4M45S
  duration ms: 285200
  explicit: false
  by artist: Chucho Valdés
  in album: New Conceptions
    type: MusicAlbum
    date published: 2003-01-01
  isrc code: CAE150300041
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-22T04:58:06+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x49aba521b4e85375a2407b1c3c67c81e9716332c3976752cf215388310a28304
  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/429l6sIECONvWpBXougPql.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/429l6sIECONvWpBXougPql
  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 0x49aba521b4e85375a2407b1c3c67c81e9716332c3976752cf215388310a28304. 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/429l6sIECONvWpBXougPql.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/429l6sIECONvWpBXougPql.
    date published: 2026-07-02T03:55:08Z
track: Solar
  type: MusicRecording
  duration: PT11M24S
  duration ms: 684733
  explicit: false
  by artist: Chucho Valdés
  in album: New Conceptions
    type: MusicAlbum
    date published: 2003-01-01
  isrc code: CAE150300042
track: Sin Clave Pero Con Swing
track: Homenaje A Ellington - Medley

Sin Clave Pero Con Swing
type: MusicRecording
duration: PT8M27S
duration ms: 507373
explicit: false
by artist: Chucho Valdés
in album: New Conceptions
  type: MusicAlbum
  date published: 2003-01-01
isrc code: CAE150300043

Homenaje A Ellington - Medley
type: MusicRecording
duration: PT11M9S
duration ms: 669000
explicit: false
by artist: Chucho Valdés
in album: New Conceptions
  type: MusicAlbum
  date published: 2003-01-01
isrc code: CAE150300044

Fantasia Cubana: Variations On Classical Themes
type: MusicAlbum
date published: 2002-01-01
track: Chopin: Prelude In E-Minor
  type: MusicRecording
  duration: PT4M30S
  duration ms: 270066
  explicit: false
  by artist: Frédéric Chopin
  by artist: Chucho Valdés
  in album: Fantasia Cubana: Variations On Classical Themes
    type: MusicAlbum
    date published: 2002-01-01
  isrc code: CAE150200027
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T14:03:02+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0425ed0b8b0112578dcd03aba62349a62e6a53010256df78242664244087c940
  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/3Xp9K5dWLNz57RyjgmCJWu.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3Xp9K5dWLNz57RyjgmCJWu
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x0425ed0b8b0112578dcd03aba62349a62e6a53010256df78242664244087c940","isrc":"CAE150200027","name":"Chopin: Prelude In E-Minor","registered_at":"2026-06-07T14:03:02Z","spotify_id":"3Xp9K5dWLNz57RyjgmCJWu","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
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    encoding format: application/vnd.opentimestamps.ots
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  subject of: OpenTimestamps Proof of Existence
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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track: My Reverie
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track: Fantasia Cubana
track: Ravel: Pavane For A Dead Princess
track: Tumbao
track: La Campesina
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Larry Clinton
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Chucho Valdés
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Fantasia Cubana: Variations On Classical Themes
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Fantasia Cubana
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Ravel: Pavane For A Dead Princess
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by artist: Chucho Valdés
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Tumbao
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La Campesina
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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Impromptu
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Solo (Live In New York)
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track: A Mi Madre - Live
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Live At The Village Vanguard
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track: Como Traigo La Yuca - Live
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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track: Encore - Lorraine's Habanera - Live
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Briyumba Palo Congo
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track: El Rumbon (The Party)
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track: Caravan
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track: Ponle La Clave (Put The Time On It)
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  isrc code: CAE159900025
track: Rhapsody In Blue
  type: MusicRecording
  duration: PT7M8S
  duration ms: 428266
  explicit: false
  by artist: Chucho Valdés
  in album: Briyumba Palo Congo
    type: MusicAlbum
    date published: 1999-01-01
  isrc code: CAE159900026
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T02:37:43+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x52084279e0e806ffbb973e218d0522d117f17ffa14625bb19ce340d0e9deb08b
  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/5WgjLcDzz0SPJTneyBfi6B.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5WgjLcDzz0SPJTneyBfi6B
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52084279e0e806ffbb973e218d0522d117f17ffa14625bb19ce340d0e9deb08b. 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/5WgjLcDzz0SPJTneyBfi6B.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/5WgjLcDzz0SPJTneyBfi6B.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x52084279e0e806ffbb973e218d0522d117f17ffa14625bb19ce340d0e9deb08b","isrc":"CAE159900026","name":"Rhapsody In Blue","registered_at":"2026-06-18T02:37:43Z","spotify_id":"5WgjLcDzz0SPJTneyBfi6B","type":"track"}
track: Briyumba Palo Congo
  type: MusicRecording
  duration: PT9M59S
  duration ms: 599400
  explicit: false
  by artist: Chucho Valdés
  in album: Briyumba Palo Congo
    type: MusicAlbum
    date published: 1999-01-01
  isrc code: CAE159900027

Bele Bele En La Habana
type: MusicAlbum
date published: 1998-01-01
track: Son Montuno
  type: MusicRecording
  duration: PT7M12S
  duration ms: 432760
  explicit: false
  by artist: Chucho Valdés
  in album: Bele Bele En La Habana
    type: MusicAlbum
    date published: 1998-01-01
  isrc code: CAE159800049
track: Lorraine
  type: MusicRecording
  duration: PT5M41S
  duration ms: 341373
  explicit: false
  by artist: Chucho Valdés
  in album: Bele Bele En La Habana
    type: MusicAlbum
    date published: 1998-01-01
  isrc code: CAE159800050
track: But Not For Me (Pero No Para Mi)
  type: MusicRecording
  duration: PT3M7S
  duration ms: 187066
  explicit: false
  by artist: Chucho Valdés
  in album: Bele Bele En La Habana
    type: MusicAlbum
    date published: 1998-01-01
  isrc code: CAE159800051
track: Con Poco Coco (Without Much Thought)
  type: MusicRecording
  duration: PT8M35S
  duration ms: 515226
  explicit: false
  by artist: Chucho Valdés
  in album: Bele Bele En La Habana
    type: MusicAlbum
    date published: 1998-01-01
  isrc code: CAE159800052
track: El Cumbanchero (The Rumba Dancer)
  type: MusicRecording
  duration: PT6M54S
  duration ms: 414973
  explicit: false
  by artist: Chucho Valdés
  in album: Bele Bele En La Habana
    type: MusicAlbum
    date published: 1998-01-01
  isrc code: CAE159800053
track: Tres Lindas Cubanas (Three Beautiful Cuban Women)
  type: MusicRecording
  duration: PT6M29S
  duration ms: 389200
  explicit: false
  by artist: Chucho Valdés
  in album: Bele Bele En La Habana
    type: MusicAlbum
    date published: 1998-01-01
  isrc code: CAE159800054
track: La Sitiera (The Small Farm)
  type: MusicRecording
  duration: PT8M44S
  duration ms: 524426
  explicit: false
  by artist: Chucho Valdés
  in album: Bele Bele En La Habana
    type: MusicAlbum
    date published: 1998-01-01
  isrc code: CAE159800055
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T16:42:07+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x966e7e781814832586e9ae67c5979153524164b8d6cd38485f87eda4f4177aa4
  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/0FW1cOOwaMhFUvOOCXfmRw.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0FW1cOOwaMhFUvOOCXfmRw
  additional property: OTSTimestamp
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    value: {"copyright_id":"0x966e7e781814832586e9ae67c5979153524164b8d6cd38485f87eda4f4177aa4","isrc":"CAE159800055","name":"La Sitiera (The Small Farm)","registered_at":"2026-06-24T16:42:07Z","spotify_id":"0FW1cOOwaMhFUvOOCXfmRw","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 0x966e7e781814832586e9ae67c5979153524164b8d6cd38485f87eda4f4177aa4. 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/0FW1cOOwaMhFUvOOCXfmRw.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/0FW1cOOwaMhFUvOOCXfmRw.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0x966e7e781814832586e9ae67c5979153524164b8d6cd38485f87eda4f4177aa4","isrc":"CAE159800055","name":"La Sitiera (The Small Farm)","registered_at":"2026-06-24T16:42:07Z","spotify_id":"0FW1cOOwaMhFUvOOCXfmRw","type":"track"}
track: Los Caminos (The Pathways)
  type: MusicRecording
  duration: PT9M30S
  duration ms: 570773
  explicit: false
  by artist: Chucho Valdés
  in album: Bele Bele En La Habana
    type: MusicAlbum
    date published: 1998-01-01
  isrc code: CAE159800056

Live
type: MusicAlbum
date published: 1970-01-01
track: Tumbao (En Directo)
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  explicit: false
  by artist: Chucho Valdés
  in album: Live
    type: MusicAlbum
    date published: 1970-01-01
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  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-23T08:08:04+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x6fc93e4fed47a4b153ceefc1e9638018a95b9f13533a5fff522d90375cf0c07f
  additional property: OTSHash
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    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/3aXGxRhsVWoCjUxa3BM6PL.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3aXGxRhsVWoCjUxa3BM6PL
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x6fc93e4fed47a4b153ceefc1e9638018a95b9f13533a5fff522d90375cf0c07f","isrc":"ES71G2128675","name":"Tumbao (En Directo)","registered_at":"2026-06-23T08:08:04Z","spotify_id":"3aXGxRhsVWoCjUxa3BM6PL","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 0x6fc93e4fed47a4b153ceefc1e9638018a95b9f13533a5fff522d90375cf0c07f. 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/3aXGxRhsVWoCjUxa3BM6PL.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/3aXGxRhsVWoCjUxa3BM6PL.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0x6fc93e4fed47a4b153ceefc1e9638018a95b9f13533a5fff522d90375cf0c07f","isrc":"ES71G2128675","name":"Tumbao (En Directo)","registered_at":"2026-06-23T08:08:04Z","spotify_id":"3aXGxRhsVWoCjUxa3BM6PL","type":"track"}
track: Danzón Para Sylvia (En Directo)
  type: MusicRecording
  duration: PT7M15S
  duration ms: 435160
  explicit: false
  by artist: Chucho Valdés
  in album: Live
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: ES71G2128676
track: Blues a Benny Moré (En Directo)
  type: MusicRecording
  duration: PT7M32S
  duration ms: 452586
  explicit: false
  by artist: Chucho Valdés
  in album: Live
    type: MusicAlbum
    date published: 1970-01-01
track: Blues a Puerto Rico (En Directo)
  type: MusicRecording
  duration: PT5M9S
  duration ms: 309586
  explicit: false
  by artist: Chucho Valdés
  in album: Live
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: ES71G2128678
track: Mango Mangue (En Directo)
  type: MusicRecording
  duration: PT9M29S
  duration ms: 569786
  explicit: false
  by artist: Chucho Valdés
  in album: Live
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: ES71G2128679
track: Tunes a Coy (En Directo)
  type: MusicRecording
  duration: PT7M48S
  duration ms: 468253
  explicit: false
  by artist: Chucho Valdés
  in album: Live
    type: MusicAlbum
    date published: 1970-01-01

Babalu Aye
type: MusicAlbum
date published: 1970-01-01
track: Solo Te Echaron Un Medio
  type: MusicRecording
  duration: PT5M44S
  duration ms: 344960
  explicit: false
  by artist: Chucho Valdés
  by artist: Irakere
  in album: Babalu Aye
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: USHM80679942
track: Por Romper El Coco
  type: MusicRecording
  duration: PT6M4S
  duration ms: 364666
  explicit: false
  by artist: Chucho Valdés
  by artist: Irakere
  in album: Babalu Aye
    type: MusicAlbum
    date published: 1970-01-01
track: Feliz Cumpleanos
  type: MusicRecording
  duration: PT6M19S
  duration ms: 379640
  explicit: false
  by artist: Chucho Valdés
  by artist: Irakere
  in album: Babalu Aye
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: USHM80679944
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T04:35:02+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x86ad9e69a53ef2cd72e652fcefee8c9f4929f6e3e5543ce2e006b40852ca5e3c
  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/5oWwTla4QgnKAdlfFwyBLL.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5oWwTla4QgnKAdlfFwyBLL
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x86ad9e69a53ef2cd72e652fcefee8c9f4929f6e3e5543ce2e006b40852ca5e3c","isrc":"USHM80679944","name":"Feliz Cumpleanos","registered_at":"2026-06-21T04:35:02Z","spotify_id":"5oWwTla4QgnKAdlfFwyBLL","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 0x86ad9e69a53ef2cd72e652fcefee8c9f4929f6e3e5543ce2e006b40852ca5e3c. 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/5oWwTla4QgnKAdlfFwyBLL.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/5oWwTla4QgnKAdlfFwyBLL.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x86ad9e69a53ef2cd72e652fcefee8c9f4929f6e3e5543ce2e006b40852ca5e3c","isrc":"USHM80679944","name":"Feliz Cumpleanos","registered_at":"2026-06-21T04:35:02Z","spotify_id":"5oWwTla4QgnKAdlfFwyBLL","type":"track"}
track: Esta Noche
  type: MusicRecording
  duration: PT6M17S
  duration ms: 377760
  explicit: false
  by artist: Chucho Valdés
  by artist: Irakere
  in album: Babalu Aye
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: USHM80679945
track: Tres Dias
  type: MusicRecording
  duration: PT7M3S
  duration ms: 423106
  explicit: false
  by artist: Chucho Valdés
  by artist: Irakere
  in album: Babalu Aye
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: USHM80679946
track: La Comparsa
  type: MusicRecording
  duration: PT4M57S
  duration ms: 297426
  explicit: false
  by artist: Chucho Valdés
  by artist: Irakere
  in album: Babalu Aye
    type: MusicAlbum
    date published: 1970-01-01
track: Babalu Aye
  type: MusicRecording
  duration: PT14M0S
  duration ms: 840266
  explicit: false
  by artist: Chucho Valdés
  by artist: Irakere
  in album: Babalu Aye
    type: MusicAlbum
    date published: 1970-01-01

Invitación (Remasterizado)
type: MusicAlbum
date published: 1997-02-10
track: Evocación Nº 1 - Remasterizado
  type: MusicRecording
  duration: PT1M11S
  duration ms: 71866
  explicit: false
  by artist: Chucho Valdés
  in album: Invitación (Remasterizado)
    type: MusicAlbum
    date published: 1997-02-10
  isrc code: ES5021600567
track: Evocación Nº 2 - Remasterizado
  type: MusicRecording
  duration: PT3M10S
  duration ms: 190933
  explicit: false
  by artist: Chucho Valdés
  in album: Invitación (Remasterizado)
    type: MusicAlbum
    date published: 1997-02-10
track: Evocación Nº 3 - Remasterizado
  type: MusicRecording
  duration: PT1M3S
  duration ms: 63093
  explicit: false
  by artist: Chucho Valdés
  in album: Invitación (Remasterizado)
    type: MusicAlbum
    date published: 1997-02-10
track: Evocación Nº 4 - Remasterizado
  type: MusicRecording
  duration: PT1M27S
  duration ms: 87000
  explicit: false
  by artist: Chucho Valdés
  in album: Invitación (Remasterizado)
    type: MusicAlbum
    date published: 1997-02-10
track: Berceuse - Remasterizado
  type: MusicRecording
  duration: PT2M5S
  duration ms: 125306
  explicit: false
  by artist: Chucho Valdés
  in album: Invitación (Remasterizado)
    type: MusicAlbum
    date published: 1997-02-10
  isrc code: ES5021600571
track: Desde Longina - Remasterizado
  type: MusicRecording
  duration: PT9M15S
  duration ms: 555200
  explicit: false
  by artist: Chucho Valdés
  in album: Invitación (Remasterizado)
    type: MusicAlbum
    date published: 1997-02-10
track: Invitación - Remasterizado
  type: MusicRecording
  duration: PT16M46S
  duration ms: 1006920
  explicit: false
  by artist: Chucho Valdés
  in album: Invitación (Remasterizado)
    type: MusicAlbum
    date published: 1997-02-10

Chucho Valdés presenta: Lo mejor de la timba cubana (Remasterizado)
type: MusicAlbum
date published: 1997-01-01
track: Estela, Peter and Ronnie - Remasterizado
  type: MusicRecording
  duration: PT18M29S
  duration ms: 1109026
  explicit: false
  by artist: Chucho Valdés
  in album: Chucho Valdés presenta: Lo mejor de la timba cubana (Remasterizado)
    type: MusicAlbum
    date published: 1997-01-01
  isrc code: ES5021603686
track: Yemayá - Remasterizado
  type: MusicRecording
  duration: PT9M14S
  duration ms: 554000
  explicit: false
  by artist: Chucho Valdés
  in album: Chucho Valdés presenta: Lo mejor de la timba cubana (Remasterizado)
    type: MusicAlbum
    date published: 1997-01-01
  isrc code: ES5021603687
track: Presentación - Remasterizado
  type: MusicRecording
  duration: PT0M13S
  duration ms: 13194
  explicit: false
  by artist: Chucho Valdés
  in album: Chucho Valdés presenta: Lo mejor de la timba cubana (Remasterizado)
    type: MusicAlbum
    date published: 1997-01-01
track: Un hombre casado - Remasterizado
  type: MusicRecording
  duration: PT13M24S
  duration ms: 804902
  explicit: false
  by artist: Chucho Valdés
  in album: Chucho Valdés presenta: Lo mejor de la timba cubana (Remasterizado)
    type: MusicAlbum
    date published: 1997-01-01
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  additional property: CopyrightID
  additional property: CopyrightStatus
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/953520
  additional property: OTSRecordURL
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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    value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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    date published: 2026-06-13T13:32:09Z
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track: Descarga festiva - Remasterizado
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  in album: Chucho Valdés presenta: Lo mejor de la timba cubana (Remasterizado)
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Inesquecíveis Boleros
type: MusicAlbum
date published: 1996-06-01
track: Solamente una Vez
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track: Tres Palabras
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  by artist: Irakere
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  additional property: CopyrightStatus
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  additional property: OTSVerificationAPI
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    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
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track: Noche de Ronda
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track: Besame Mucho
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    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 0xb9689a60484f2075af66a8f95ba29958e3350c5c4495e835d71b7a9b4cdbedca. 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/72tyuAclvzDmRoqym8jIHc.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/72tyuAclvzDmRoqym8jIHc.
    date published: 2026-07-02T03:55:08Z
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track: Mi Mejor Canción
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    date published: 1996-06-01
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track: Tu Me Acostumbrastes
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  by artist: Irakere
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track: Quizas, Quizas, Quizas
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track: Alma Mia
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track: Siempre En Mi Corazón
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  by artist: Chucho Valdés
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track: Piel Canela
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  by artist: Chucho Valdés
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    type: MusicAlbum
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track: Como Fue
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track: El Dia Que Me Quieras
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Chucho Valdés
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Irakere
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Inesquecíveis Boleros
type: MusicAlbum
date published: 1996-06-01

Afrocubanismo Live!
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date published: 1970-01-01
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track: Cha Cha Cha
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track: Neurosis
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    type: MusicAlbum
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track: Rumba Tonada
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  by artist: Regino Jiménez
  by artist: Ilú Añá
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    type: MusicAlbum
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track: Estella A Las Estrellas
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  by artist: Chucho Valdés
  by artist: Irakere
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    type: MusicAlbum
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track: Building Bridges
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  by artist: Chucho Valdés
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    type: MusicAlbum
    date published: 1970-01-01
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track: Xiomara
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  by artist: Chucho Valdés
  by artist: Los Muñequitos De Matanzas
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Colección Irakere, Vol. VI (Remasterizado)
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date published: 1995-06-01
track: Variaciones Sobre la Ópera la Molinaria - Remasterizado
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track: Siete Tazas de Café - Remasterizado
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track: My Reverie - Remasterizado
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track: Los Caramelos - Remasterizado
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    type: MusicAlbum
    date published: 1995-06-01

Colección Irakere, Vol. 8 (Remasterizado)
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date published: 1995-01-01
track: Tema de Chaka - Remasterizado
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  duration: PT19M35S
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track: Homenaje a Charlie Mingus - Remasterizado
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  duration: PT17M56S
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    type: MusicAlbum
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Solo Piano
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date published: 1993-01-01
track: Isanusi
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  by artist: Chucho Valdés
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track: Felia
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  duration: PT4M41S
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  by artist: Chucho Valdés
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track: Nandy
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  by artist: Chucho Valdés
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    type: MusicAlbum
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track: Noliu
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  duration: PT5M50S
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  by artist: Chucho Valdés
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    type: MusicAlbum
    date published: 1993-01-01
  isrc code: USBN29300570
track: Toga
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  duration: PT7M48S
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  by artist: Chucho Valdés
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    type: MusicAlbum
    date published: 1993-01-01
  isrc code: USBN29300571
track: Blue Yes
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  by artist: Chucho Valdés
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    type: MusicAlbum
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track: Bill (Evans)
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track: When I Fall In Love
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    type: MusicAlbum
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track: Blues (Untitled)
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    date published: 1993-01-01
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Silvio Rodríguez en Chile (Vol. 1)
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date published: 1992-01-01
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-02T11:34:59Z
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  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/2fhjK2VSJAAtyk00DYJBhy.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2fhjK2VSJAAtyk00DYJBhy
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x9e6741d42643fea24ee417a7bdabd254d0f7e97c86b74c52e91315c08fafbae3","isrc":"ESAAI0205408","name":"Causas y Azares","registered_at":"2026-06-21T04:32:46Z","spotify_id":"2fhjK2VSJAAtyk00DYJBhy","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 0x9e6741d42643fea24ee417a7bdabd254d0f7e97c86b74c52e91315c08fafbae3. 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/2fhjK2VSJAAtyk00DYJBhy.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/2fhjK2VSJAAtyk00DYJBhy.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x9e6741d42643fea24ee417a7bdabd254d0f7e97c86b74c52e91315c08fafbae3","isrc":"ESAAI0205408","name":"Causas y Azares","registered_at":"2026-06-21T04:32:46Z","spotify_id":"2fhjK2VSJAAtyk00DYJBhy","type":"track"}
track: Yo Soy de Donde Hay un Río (Décimas a Mi Abuelo)
  type: MusicRecording
  duration: PT3M34S
  duration ms: 214992
  explicit: false
  by artist: Silvio Rodríguez
  in album: Silvio Rodríguez en Chile (Vol. 1)
    type: MusicAlbum
    date published: 1992-01-01
  isrc code: ESAAI0205410
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-22T20:05:52+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x827216b9849cbc410a12884d3e2ebb3c1cd06cd76e5ffee10d4442676fcb1f20
  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/4kX3ah1iUb4TKDHLKLijBv.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4kX3ah1iUb4TKDHLKLijBv
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x827216b9849cbc410a12884d3e2ebb3c1cd06cd76e5ffee10d4442676fcb1f20","isrc":"ESAAI0205410","name":"Yo Soy de Donde Hay un Río (Décimas a Mi Abuelo)","registered_at":"2026-06-22T20:05:52Z","spotify_id":"4kX3ah1iUb4TKDHLKLijBv","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 0x827216b9849cbc410a12884d3e2ebb3c1cd06cd76e5ffee10d4442676fcb1f20. 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/4kX3ah1iUb4TKDHLKLijBv.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/4kX3ah1iUb4TKDHLKLijBv.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x827216b9849cbc410a12884d3e2ebb3c1cd06cd76e5ffee10d4442676fcb1f20","isrc":"ESAAI0205410","name":"Yo Soy de Donde Hay un Río (Décimas a Mi Abuelo)","registered_at":"2026-06-22T20:05:52Z","spotify_id":"4kX3ah1iUb4TKDHLKLijBv","type":"track"}
track: Tonada de la Muerte
  type: MusicRecording
  duration: PT5M57S
  duration ms: 357032
  explicit: false
  by artist: Silvio Rodríguez
  in album: Silvio Rodríguez en Chile (Vol. 1)
    type: MusicAlbum
    date published: 1992-01-01
  isrc code: ESAAI0205412
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-27T05:55:52+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xfdfd2242474d8f4a73a4404684528316de19337158e6a6411ad8bd9f32e5db45
  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/0AqPM73vmJpwibHJ2GpoWF.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0AqPM73vmJpwibHJ2GpoWF
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xfdfd2242474d8f4a73a4404684528316de19337158e6a6411ad8bd9f32e5db45","isrc":"ESAAI0205412","name":"Tonada de la Muerte","registered_at":"2026-06-27T05:55:52Z","spotify_id":"0AqPM73vmJpwibHJ2GpoWF","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 0xfdfd2242474d8f4a73a4404684528316de19337158e6a6411ad8bd9f32e5db45. 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/0AqPM73vmJpwibHJ2GpoWF.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/0AqPM73vmJpwibHJ2GpoWF.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0xfdfd2242474d8f4a73a4404684528316de19337158e6a6411ad8bd9f32e5db45","isrc":"ESAAI0205412","name":"Tonada de la Muerte","registered_at":"2026-06-27T05:55:52Z","spotify_id":"0AqPM73vmJpwibHJ2GpoWF","type":"track"}
track: Pequeña Serenata Diurna
  type: MusicRecording
  duration: PT3M57S
  duration ms: 237458
  explicit: false
  by artist: Silvio Rodríguez
  in album: Silvio Rodríguez en Chile (Vol. 1)
    type: MusicAlbum
    date published: 1992-01-01
  isrc code: ESAAI0205414
  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: El Hombre Extraño
track: La Maza
track: Por Quien Merece Amor
track: Canción en Harapos
track: La Escalera

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-11T12:01:11+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x9f0e4ffac365efaa8db1eaea533f949f2552cec971bf147622014d23b2878337

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 953528

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

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/2clf4heBj4OLu0EeZ512XU.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2clf4heBj4OLu0EeZ512XU

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x9f0e4ffac365efaa8db1eaea533f949f2552cec971bf147622014d23b2878337","isrc":"ESAAI0205414","name":"Pequeña Serenata Diurna","registered_at":"2026-06-11T12:01:11Z","spotify_id":"2clf4heBj4OLu0EeZ512XU","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 0x9f0e4ffac365efaa8db1eaea533f949f2552cec971bf147622014d23b2878337. 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/2clf4heBj4OLu0EeZ512XU.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/2clf4heBj4OLu0EeZ512XU.
date published: 2026-06-13T15:41:10Z
text: {"copyright_id":"0x9f0e4ffac365efaa8db1eaea533f949f2552cec971bf147622014d23b2878337","isrc":"ESAAI0205414","name":"Pequeña Serenata Diurna","registered_at":"2026-06-11T12:01:11Z","spotify_id":"2clf4heBj4OLu0EeZ512XU","type":"track"}

El Hombre Extraño
type: MusicRecording
duration: PT3M32S
duration ms: 212725
explicit: false
by artist: Silvio Rodríguez
in album: Silvio Rodríguez en Chile (Vol. 1)
  type: MusicAlbum
  date published: 1992-01-01
isrc code: ESAAI0205416
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T04:52:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0497ade05d8745a07201f80b601e2b9242c387e160689372f831c567d8f20ced
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/0ZgHAzcSI8QOZ7ZMbi2yG8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0ZgHAzcSI8QOZ7ZMbi2yG8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0497ade05d8745a07201f80b601e2b9242c387e160689372f831c567d8f20ced","isrc":"ESAAI0205416","name":"El Hombre Extraño","registered_at":"2026-06-22T04:52:28Z","spotify_id":"0ZgHAzcSI8QOZ7ZMbi2yG8","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 0x0497ade05d8745a07201f80b601e2b9242c387e160689372f831c567d8f20ced. 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/0ZgHAzcSI8QOZ7ZMbi2yG8.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/0ZgHAzcSI8QOZ7ZMbi2yG8.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x0497ade05d8745a07201f80b601e2b9242c387e160689372f831c567d8f20ced","isrc":"ESAAI0205416","name":"El Hombre Extraño","registered_at":"2026-06-22T04:52:28Z","spotify_id":"0ZgHAzcSI8QOZ7ZMbi2yG8","type":"track"}

La Maza
type: MusicRecording
duration: PT5M33S
duration ms: 333325
explicit: false
by artist: Silvio Rodríguez
in album: Silvio Rodríguez en Chile (Vol. 1)
  type: MusicAlbum
  date published: 1992-01-01
isrc code: ESAAI0205417
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T12:48:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7e70973d15966c5e4eff37e4405d4d3cfd60744e4339524066ac9c215ba41c49
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/74jr73pPDDsb1TEL0UpZg9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/74jr73pPDDsb1TEL0UpZg9
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7e70973d15966c5e4eff37e4405d4d3cfd60744e4339524066ac9c215ba41c49","isrc":"ESAAI0205417","name":"La Maza","registered_at":"2026-06-19T12:48:35Z","spotify_id":"74jr73pPDDsb1TEL0UpZg9","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 0x7e70973d15966c5e4eff37e4405d4d3cfd60744e4339524066ac9c215ba41c49. 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/74jr73pPDDsb1TEL0UpZg9.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/74jr73pPDDsb1TEL0UpZg9.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x7e70973d15966c5e4eff37e4405d4d3cfd60744e4339524066ac9c215ba41c49","isrc":"ESAAI0205417","name":"La Maza","registered_at":"2026-06-19T12:48:35Z","spotify_id":"74jr73pPDDsb1TEL0UpZg9","type":"track"}

Por Quien Merece Amor
type: MusicRecording
duration: PT6M38S
duration ms: 398592
explicit: false
by artist: Silvio Rodríguez
in album: Silvio Rodríguez en Chile (Vol. 1)
  type: MusicAlbum
  date published: 1992-01-01
isrc code: ESAAI0205418
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T12:01:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc1c674263b6554777db26f301d811eb45ecc5d131024bb46580973ff8c677af9
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/2RoCx0ocgbIuPDgt2lP5qT.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2RoCx0ocgbIuPDgt2lP5qT
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc1c674263b6554777db26f301d811eb45ecc5d131024bb46580973ff8c677af9","isrc":"ESAAI0205418","name":"Por Quien Merece Amor","registered_at":"2026-06-11T12:01:09Z","spotify_id":"2RoCx0ocgbIuPDgt2lP5qT","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 0xc1c674263b6554777db26f301d811eb45ecc5d131024bb46580973ff8c677af9. 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/2RoCx0ocgbIuPDgt2lP5qT.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/2RoCx0ocgbIuPDgt2lP5qT.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0xc1c674263b6554777db26f301d811eb45ecc5d131024bb46580973ff8c677af9","isrc":"ESAAI0205418","name":"Por Quien Merece Amor","registered_at":"2026-06-11T12:01:09Z","spotify_id":"2RoCx0ocgbIuPDgt2lP5qT","type":"track"}

Canción en Harapos
type: MusicRecording
duration: PT7M27S
duration ms: 447658
explicit: false
by artist: Silvio Rodríguez
in album: Silvio Rodríguez en Chile (Vol. 1)
  type: MusicAlbum
  date published: 1992-01-01
isrc code: ESAAI0205419
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T04:52:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3717f5b4f388c7ec726075cc0f1fb72b1e99d901bebe232cadaa7f6584847993
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/6HP5Iua3TVAHbTLxhe6Oh4.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6HP5Iua3TVAHbTLxhe6Oh4
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3717f5b4f388c7ec726075cc0f1fb72b1e99d901bebe232cadaa7f6584847993","isrc":"ESAAI0205419","name":"Canción en Harapos","registered_at":"2026-06-22T04:52:10Z","spotify_id":"6HP5Iua3TVAHbTLxhe6Oh4","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 0x3717f5b4f388c7ec726075cc0f1fb72b1e99d901bebe232cadaa7f6584847993. 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/6HP5Iua3TVAHbTLxhe6Oh4.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/6HP5Iua3TVAHbTLxhe6Oh4.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x3717f5b4f388c7ec726075cc0f1fb72b1e99d901bebe232cadaa7f6584847993","isrc":"ESAAI0205419","name":"Canción en Harapos","registered_at":"2026-06-22T04:52:10Z","spotify_id":"6HP5Iua3TVAHbTLxhe6Oh4","type":"track"}

La Escalera
type: MusicRecording
duration: PT6M0S
duration ms: 360237
explicit: false
by artist: Silvio Rodríguez
in album: Silvio Rodríguez en Chile (Vol. 1)
  type: MusicAlbum
  date published: 1992-01-01
isrc code: ESAAI0205420
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T16:41:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd550ebc8786534377da260aaf59c13205504a5554cb21facba7bcccedbc00ee0
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/1u6KtbmtOWHgv4KNzeHCyX.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1u6KtbmtOWHgv4KNzeHCyX
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd550ebc8786534377da260aaf59c13205504a5554cb21facba7bcccedbc00ee0","isrc":"ESAAI0205420","name":"La Escalera","registered_at":"2026-06-24T16:41:22Z","spotify_id":"1u6KtbmtOWHgv4KNzeHCyX","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 0xd550ebc8786534377da260aaf59c13205504a5554cb21facba7bcccedbc00ee0. 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/1u6KtbmtOWHgv4KNzeHCyX.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/1u6KtbmtOWHgv4KNzeHCyX.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0xd550ebc8786534377da260aaf59c13205504a5554cb21facba7bcccedbc00ee0","isrc":"ESAAI0205420","name":"La Escalera","registered_at":"2026-06-24T16:41:22Z","spotify_id":"1u6KtbmtOWHgv4KNzeHCyX","type":"track"}

Lucumi (Piano Solo)
type: MusicAlbum
date published: 1970-01-01
track: Jica - Piano Solo
  type: MusicRecording
  duration: PT5M22S
  duration ms: 322000
  explicit: false
  by artist: Chucho Valdés
  in album: Lucumi (Piano Solo)
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: FR59R1658373
track: Dembo - Piano Solo
  type: MusicRecording
  duration: PT6M21S
  duration ms: 381000
  explicit: false
  by artist: Chucho Valdés
  in album: Lucumi (Piano Solo)
    type: MusicAlbum
    date published: 1970-01-01
track: Moane - Piano Solo
  type: MusicRecording
  duration: PT5M12S
  duration ms: 312000
  explicit: false
  by artist: Chucho Valdés
  in album: Lucumi (Piano Solo)
    type: MusicAlbum
    date published: 1970-01-01
track: Mambo Influenciado - Piano Solo
  type: MusicRecording
  duration: PT6M16S
  duration ms: 376493
  explicit: false
  by artist: Chucho Valdés
  in album: Lucumi (Piano Solo)
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: FR59R1658376
track: A Jessica - Piano Solo
  type: MusicRecording
  duration: PT1M49S
  duration ms: 109506
  explicit: false
  by artist: Chucho Valdés
  in album: Lucumi (Piano Solo)
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: FR59R1658377
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-25T06:48:00+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf35f07d74525815eacf84c2d35e249d09e72faf6fb3b1e5078fc2a79f5e0b57c
  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/1f8ZvpSHUil3DiGleP4ual.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1f8ZvpSHUil3DiGleP4ual
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xf35f07d74525815eacf84c2d35e249d09e72faf6fb3b1e5078fc2a79f5e0b57c","isrc":"FR59R1658377","name":"A Jessica - Piano Solo","registered_at":"2026-06-25T06:48:00Z","spotify_id":"1f8ZvpSHUil3DiGleP4ual","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 0xf35f07d74525815eacf84c2d35e249d09e72faf6fb3b1e5078fc2a79f5e0b57c. 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/1f8ZvpSHUil3DiGleP4ual.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/1f8ZvpSHUil3DiGleP4ual.
    date published: 2026-07-02T05:09:12Z
    text: {"copyright_id":"0xf35f07d74525815eacf84c2d35e249d09e72faf6fb3b1e5078fc2a79f5e0b57c","isrc":"FR59R1658377","name":"A Jessica - Piano Solo","registered_at":"2026-06-25T06:48:00Z","spotify_id":"1f8ZvpSHUil3DiGleP4ual","type":"track"}
track: Osun - Piano Solo
  type: MusicRecording
  duration: PT7M43S
  duration ms: 463000
  explicit: false
  by artist: Chucho Valdés
  in album: Lucumi (Piano Solo)
    type: MusicAlbum
    date published: 1970-01-01
track: Adiva - Piano Solo
  type: MusicRecording
  duration: PT3M20S
  duration ms: 200000
  explicit: false
  by artist: Chucho Valdés
  in album: Lucumi (Piano Solo)
    type: MusicAlbum
    date published: 1970-01-01
track: Oyambo - Piano Solo
  type: MusicRecording
  duration: PT7M47S
  duration ms: 467000
  explicit: false
  by artist: Chucho Valdés
  in album: Lucumi (Piano Solo)
    type: MusicAlbum
    date published: 1970-01-01
track: Amanecer - Piano Solo
  type: MusicRecording
  duration: PT3M30S
  duration ms: 210000
  explicit: false
  by artist: Chucho Valdés
  in album: Lucumi (Piano Solo)
    type: MusicAlbum
    date published: 1970-01-01
  isrc code: FR59R1658381
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T15:31:16+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1d0d7f13ebe693c47d4bc56aee0e2f0521e5abd5217185f13d652c9681614030
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956351
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956351
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/5HBHAs9m8V4QALdtfNJHql.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5HBHAs9m8V4QALdtfNJHql
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T11:38:34Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x1d0d7f13ebe693c47d4bc56aee0e2f0521e5abd5217185f13d652c9681614030","isrc":"FR59R1658381","name":"Amanecer - Piano Solo","registered_at":"2026-06-26T15:31:16Z","spotify_id":"5HBHAs9m8V4QALdtfNJHql","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 0x1d0d7f13ebe693c47d4bc56aee0e2f0521e5abd5217185f13d652c9681614030. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5HBHAs9m8V4QALdtfNJHql.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/5HBHAs9m8V4QALdtfNJHql.
    date published: 2026-07-02T11:38:34Z
    text: {"copyright_id":"0x1d0d7f13ebe693c47d4bc56aee0e2f0521e5abd5217185f13d652c9681614030","isrc":"FR59R1658381","name":"Amanecer - Piano Solo","registered_at":"2026-06-26T15:31:16Z","spotify_id":"5HBHAs9m8V4QALdtfNJHql","type":"track"}

Piano (Remasterizado)
type: MusicAlbum
date published: 1979-02-10
track: Son No. 3 - Remasterizado
  type: MusicRecording
  duration: PT6M20S
  duration ms: 380807
  explicit: false
  by artist: Chucho Valdés
  in album: Piano (Remasterizado)
    type: MusicAlbum
    date published: 1979-02-10
  isrc code: ES5021601007
track: Son No. 4 - Remasterizado
  type: MusicRecording
  duration: PT3M56S
  duration ms: 236293
  explicit: false
  by artist: Chucho Valdés
  in album: Piano (Remasterizado)
    type: MusicAlbum
    date published: 1979-02-10
  isrc code: ES5021601008
track: Son No. 5 - Remasterizado
  type: MusicRecording
  duration: PT3M51S
  duration ms: 231000
  explicit: false
  by artist: Chucho Valdés
  in album: Piano (Remasterizado)
    type: MusicAlbum
    date published: 1979-02-10
track: Son No. 6 - Remasterizado
  type: MusicRecording
  duration: PT5M42S
  duration ms: 342541
  explicit: false
  by artist: Chucho Valdés
  in album: Piano (Remasterizado)
    type: MusicAlbum
    date published: 1979-02-10
track: Canción de Cuna - Remasterizado
  type: MusicRecording
  duration: PT3M48S
  duration ms: 228183
  explicit: false
  by artist: Chucho Valdés
  in album: Piano (Remasterizado)
    type: MusicAlbum
    date published: 1979-02-10
track: Preludio - Remasterizado
  type: MusicRecording
  duration: PT4M28S
  duration ms: 268578
  explicit: false
  by artist: Chucho Valdés
  in album: Piano (Remasterizado)
    type: MusicAlbum
    date published: 1979-02-10
track: Contradanza No. 1 - Remasterizado
  type: MusicRecording
  duration: PT2M41S
  duration ms: 161880
  explicit: false
  by artist: Chucho Valdés
  in album: Piano (Remasterizado)
    type: MusicAlbum
    date published: 1979-02-10
  isrc code: ES5021601013
track: Palia - Remasterizado
  type: MusicRecording
  duration: PT6M15S
  duration ms: 375421
  explicit: false
  by artist: Chucho Valdés
  in album: Piano (Remasterizado)
    type: MusicAlbum
    date published: 1979-02-10
track: Canción para Yousy - Remasterizado
  type: MusicRecording
  duration: PT7M7S
  duration ms: 427680
  explicit: false
  by artist: Chucho Valdés
  in album: Piano (Remasterizado)
    type: MusicAlbum
    date published: 1979-02-10
track: Mambo Influenciado - Remasterizado
  type: MusicRecording
  duration: PT2M58S
  duration ms: 178663
  explicit: false
  by artist: Chucho Valdés
  in album: Piano (Remasterizado)
    type: MusicAlbum
    date published: 1979-02-10
  isrc code: ES5021601016

Montunyo
type: MusicAlbum
date published: 2024-04-10
track: Montunyo
  type: MusicRecording
  duration: PT5M5S
  duration ms: 305938
  explicit: false
  by artist: Lukmil Perez
  by artist: Chucho Valdés
  by artist: Irving Acao
  by artist: Carlos Sarduy
  by artist: Felipe Cabrera
  in album: Montunyo
    type: MusicAlbum
    date published: 2024-04-10

Cuba And Beyond
type: MusicAlbum
date published: 2024-08-30
track: Punto Cubano
  type: MusicRecording
  duration: PT7M8S
  duration ms: 428440
  explicit: false
  by artist: Chucho Valdés
  by artist: Royal Quartet
  in album: Cuba And Beyond
    type: MusicAlbum
    date published: 2024-08-30
  isrc code: QZ7R42456037
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-20T07:32:40+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x23f43a58d821bd6b8f5cf7aa5ace7c891c938bf6cc32d9888d96dcd0a7ee757d
  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/1hz6lUt77zN5l3fc6K0JIs.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1hz6lUt77zN5l3fc6K0JIs
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x23f43a58d821bd6b8f5cf7aa5ace7c891c938bf6cc32d9888d96dcd0a7ee757d","isrc":"QZ7R42456037","name":"Punto Cubano","registered_at":"2026-06-20T07:32:40Z","spotify_id":"1hz6lUt77zN5l3fc6K0JIs","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 0x23f43a58d821bd6b8f5cf7aa5ace7c891c938bf6cc32d9888d96dcd0a7ee757d. 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/1hz6lUt77zN5l3fc6K0JIs.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/1hz6lUt77zN5l3fc6K0JIs.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x23f43a58d821bd6b8f5cf7aa5ace7c891c938bf6cc32d9888d96dcd0a7ee757d","isrc":"QZ7R42456037","name":"Punto Cubano","registered_at":"2026-06-20T07:32:40Z","spotify_id":"1hz6lUt77zN5l3fc6K0JIs","type":"track"}
track: Son de Almendra
  type: MusicRecording
  duration: PT7M12S
  duration ms: 432438
  explicit: false
  by artist: Chucho Valdés
  by artist: Royal Quartet
  in album: Cuba And Beyond
    type: MusicAlbum
    date published: 2024-08-30
  isrc code: QZ7R42456038
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-20T07:34:10+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf4ea6906ab56b171473237f3ba16dc860b0c1133a8dd6eb8aca5dd176ac11e39
  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/2OqUJfDiWjSZF2aBddWsz4.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2OqUJfDiWjSZF2aBddWsz4
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xf4ea6906ab56b171473237f3ba16dc860b0c1133a8dd6eb8aca5dd176ac11e39","isrc":"QZ7R42456038","name":"Son de Almendra","registered_at":"2026-06-20T07:34:10Z","spotify_id":"2OqUJfDiWjSZF2aBddWsz4","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 0xf4ea6906ab56b171473237f3ba16dc860b0c1133a8dd6eb8aca5dd176ac11e39. 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/2OqUJfDiWjSZF2aBddWsz4.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/2OqUJfDiWjSZF2aBddWsz4.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0xf4ea6906ab56b171473237f3ba16dc860b0c1133a8dd6eb8aca5dd176ac11e39","isrc":"QZ7R42456038","name":"Son de Almendra","registered_at":"2026-06-20T07:34:10Z","spotify_id":"2OqUJfDiWjSZF2aBddWsz4","type":"track"}
track: Congablues
  type: MusicRecording
  duration: PT5M44S
  duration ms: 344293
  explicit: false
  by artist: Chucho Valdés
  by artist: Royal Quartet
  in album: Cuba And Beyond
    type: MusicAlbum
    date published: 2024-08-30
  isrc code: QZ7R42456039
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-20T07:32:16+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1a54aaa89c4951c97ef17a3eb165d136bf558aba52125747495f56524a9bed62
  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/5TD1FvTAlwFsOzo4nj2pkO.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5TD1FvTAlwFsOzo4nj2pkO
  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 0x1a54aaa89c4951c97ef17a3eb165d136bf558aba52125747495f56524a9bed62. 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/5TD1FvTAlwFsOzo4nj2pkO.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/5TD1FvTAlwFsOzo4nj2pkO.
    date published: 2026-07-02T03:55:08Z
track: Habanera Partida
  type: MusicRecording
  duration: PT7M48S
  duration ms: 468804
  explicit: false
  by artist: Chucho Valdés
  by artist: Royal Quartet
  in album: Cuba And Beyond
    type: MusicAlbum
    date published: 2024-08-30
  isrc code: QZ7R42456040
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-22T04:51:53+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5d5173866fffb63583491fc090c45aabeebc20c5efc22ec94387232c5ee95363
  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/5HwcfCAEgAcBsxCUHKdSmR.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5HwcfCAEgAcBsxCUHKdSmR
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x5d5173866fffb63583491fc090c45aabeebc20c5efc22ec94387232c5ee95363","isrc":"QZ7R42456040","name":"Habanera Partida","registered_at":"2026-06-22T04:51:53Z","spotify_id":"5HwcfCAEgAcBsxCUHKdSmR","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 0x5d5173866fffb63583491fc090c45aabeebc20c5efc22ec94387232c5ee95363. 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/5HwcfCAEgAcBsxCUHKdSmR.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/5HwcfCAEgAcBsxCUHKdSmR.
    date published: 2026-07-02T03:55:08Z
    text: {"copyright_id":"0x5d5173866fffb63583491fc090c45aabeebc20c5efc22ec94387232c5ee95363","isrc":"QZ7R42456040","name":"Habanera Partida","registered_at":"2026-06-22T04:51:53Z","spotify_id":"5HwcfCAEgAcBsxCUHKdSmR","type":"track"}
track: Mozart a la Cubana
  type: MusicRecording
  duration: PT6M30S
  duration ms: 390931
  explicit: false
  by artist: Chucho Valdés
  by artist: Royal Quartet
  in album: Cuba And Beyond
  isrc code: QZ7R42456041
  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: Armando's Rhumba
track: Nosotros
track: Tatomania

Royal Quartet
type: MusicGroup

Cuba And Beyond
type: MusicAlbum
date published: 2024-08-30

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-18T02:37:49+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xb8e798f21d40b9ba64ed40d28395bf28ca4dca38d5566fc499dfde25d7c29ddc

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 956304

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block/956304

OTSRecordURL
type: PropertyValue
value: https://artists.proofprofile.net/proofs/track/6LLiPcBAmbsnt1uAeqHr28.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6LLiPcBAmbsnt1uAeqHr28

OTSTimestamp
type: PropertyValue
value: 2026-07-02T03:55:08Z

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0xb8e798f21d40b9ba64ed40d28395bf28ca4dca38d5566fc499dfde25d7c29ddc","isrc":"QZ7R42456041","name":"Mozart a la Cubana","registered_at":"2026-06-18T02:37:49Z","spotify_id":"6LLiPcBAmbsnt1uAeqHr28","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 0xb8e798f21d40b9ba64ed40d28395bf28ca4dca38d5566fc499dfde25d7c29ddc. 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/6LLiPcBAmbsnt1uAeqHr28.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/6LLiPcBAmbsnt1uAeqHr28.
date published: 2026-07-02T03:55:08Z
text: {"copyright_id":"0xb8e798f21d40b9ba64ed40d28395bf28ca4dca38d5566fc499dfde25d7c29ddc","isrc":"QZ7R42456041","name":"Mozart a la Cubana","registered_at":"2026-06-18T02:37:49Z","spotify_id":"6LLiPcBAmbsnt1uAeqHr28","type":"track"}

Armando's Rhumba
type: MusicRecording
duration: PT6M45S
duration ms: 405350
explicit: false
by artist: Chucho Valdés
by artist: Royal Quartet
in album: Cuba And Beyond
  type: MusicAlbum
  date published: 2024-08-30
isrc code: QZ7R42456042
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T04:31:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd2b67c26c0465a16d72b26ab569d59159520ffdb72490b5e54b6b3a21dfbbfac
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/7uVfELjgp5yvGFnTLqgjx8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7uVfELjgp5yvGFnTLqgjx8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd2b67c26c0465a16d72b26ab569d59159520ffdb72490b5e54b6b3a21dfbbfac","isrc":"QZ7R42456042","name":"Armando's Rhumba","registered_at":"2026-06-21T04:31:16Z","spotify_id":"7uVfELjgp5yvGFnTLqgjx8","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 0xd2b67c26c0465a16d72b26ab569d59159520ffdb72490b5e54b6b3a21dfbbfac. 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/7uVfELjgp5yvGFnTLqgjx8.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/7uVfELjgp5yvGFnTLqgjx8.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xd2b67c26c0465a16d72b26ab569d59159520ffdb72490b5e54b6b3a21dfbbfac","isrc":"QZ7R42456042","name":"Armando's Rhumba","registered_at":"2026-06-21T04:31:16Z","spotify_id":"7uVfELjgp5yvGFnTLqgjx8","type":"track"}

Nosotros
type: MusicRecording
duration: PT6M17S
duration ms: 377096
explicit: false
by artist: Chucho Valdés
by artist: Royal Quartet
in album: Cuba And Beyond
  type: MusicAlbum
  date published: 2024-08-30
isrc code: QZ7R42456043
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T04:59:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9ce9759644a5f52e75105d9916742ba6b7f4282f2c5760b3a05535a18aa37684
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/3xipeMgZUedzxOLGhkMGzY.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3xipeMgZUedzxOLGhkMGzY
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 0x9ce9759644a5f52e75105d9916742ba6b7f4282f2c5760b3a05535a18aa37684. 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/3xipeMgZUedzxOLGhkMGzY.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/3xipeMgZUedzxOLGhkMGzY.
  date published: 2026-07-02T03:55:08Z

Tatomania
type: MusicRecording
duration: PT4M18S
duration ms: 258281
explicit: false
by artist: Chucho Valdés
by artist: Royal Quartet
in album: Cuba And Beyond
  type: MusicAlbum
  date published: 2024-08-30
isrc code: QZ7R42455815
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T17:47:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x16ca39f8f9c10c2ffcf690b094c5c7820e63ba786fb5298e0e0854dcc8f488b9
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/2zSqMonr1pOih5JwXsqQnv.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2zSqMonr1pOih5JwXsqQnv
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
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 0x16ca39f8f9c10c2ffcf690b094c5c7820e63ba786fb5298e0e0854dcc8f488b9. 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/2zSqMonr1pOih5JwXsqQnv.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/2zSqMonr1pOih5JwXsqQnv.
  date published: 2026-06-13T13:32:09Z

Lucumi
type: MusicAlbum
date published: 2005-10-24
track: Jica
  type: MusicRecording
  duration: PT5M22S
  duration ms: 322000
  explicit: false
  by artist: Chucho Valdés
  in album: Lucumi
    type: MusicAlbum
    date published: 2005-10-24
track: Dembo
  type: MusicRecording
  duration: PT6M21S
  duration ms: 381000
  explicit: false
  by artist: Chucho Valdés
  in album: Lucumi
    type: MusicAlbum
    date published: 2005-10-24
track: Moane
  type: MusicRecording
  duration: PT5M12S
  duration ms: 312000
  explicit: false
  by artist: Chucho Valdés
  in album: Lucumi
    type: MusicAlbum
    date published: 2005-10-24
track: Mambo Influenciado
  type: MusicRecording
  duration: PT6M16S
  duration ms: 376506
  explicit: false
  by artist: Chucho Valdés
  in album: Lucumi
    type: MusicAlbum
    date published: 2005-10-24
  isrc code: DEE790516600
track: A Jessica
  type: MusicRecording
  duration: PT1M49S
  duration ms: 109493
  explicit: false
  by artist: Chucho Valdés
  in album: Lucumi
    type: MusicAlbum
    date published: 2005-10-24
  isrc code: DEE790516610
track: Osun
  type: MusicRecording
  duration: PT7M43S
  duration ms: 463000
  explicit: false
  by artist: Chucho Valdés
  in album: Lucumi
    type: MusicAlbum
    date published: 2005-10-24
track: Adiva
  type: MusicRecording
  duration: PT3M20S
  duration ms: 200000
  explicit: false
  by artist: Chucho Valdés
  in album: Lucumi
    type: MusicAlbum
    date published: 2005-10-24
track: Oyambo
  type: MusicRecording
  duration: PT7M47S
  duration ms: 467000
  explicit: false
  by artist: Chucho Valdés
  in album: Lucumi
    type: MusicAlbum
    date published: 2005-10-24
track: Amanecer
  type: MusicRecording
  duration: PT3M30S
  duration ms: 210000
  explicit: false
  by artist: Chucho Valdés
  in album: Lucumi
    type: MusicAlbum
    date published: 2005-10-24
  isrc code: DEE790516650

Tatomania
type: MusicAlbum
date published: 2024-07-26
track: Tatomania
  type: MusicRecording
  duration: PT4M18S
  duration ms: 258281
  explicit: false
  by artist: Chucho Valdés
  by artist: Royal Quartet
  in album: Tatomania
    type: MusicAlbum
    date published: 2024-07-26
  isrc code: QZ7R42455815
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-06T17:47:24+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x16ca39f8f9c10c2ffcf690b094c5c7820e63ba786fb5298e0e0854dcc8f488b9
  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/3cl6XYDzDz99aCSGPhKRMI.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/3cl6XYDzDz99aCSGPhKRMI
  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 0x16ca39f8f9c10c2ffcf690b094c5c7820e63ba786fb5298e0e0854dcc8f488b9. 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/3cl6XYDzDz99aCSGPhKRMI.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/3cl6XYDzDz99aCSGPhKRMI.
    date published: 2026-06-13T15:41:10Z

La Comparsa
type: MusicRecording
duration: PT6M56S
duration ms: 416933
explicit: false
by artist: Chucho Valdés
in album: New Conceptions
  type: MusicAlbum
  date published: 2003-01-01
isrc code: CAE150300038
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T17:48:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7c76848ccd516615a21ea039bd93990672cc988f4e3d3541ccbc9c147aef0e5c
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/0cWrotZwqQAUrYpEeliVuR.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0cWrotZwqQAUrYpEeliVuR
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7c76848ccd516615a21ea039bd93990672cc988f4e3d3541ccbc9c147aef0e5c","isrc":"CAE150300038","name":"La Comparsa","registered_at":"2026-06-06T17:48:14Z","spotify_id":"0cWrotZwqQAUrYpEeliVuR","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
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Nanu
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subject of: OpenTimestamps Proof of Existence
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You Don't Know What Love Is
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
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Homenaje A Ellington - Medley
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Los Guiros
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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Sin Clave Pero Con Swing
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Solar
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Begin to Be Good
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  date published: 2010-08-24
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Feliz Cumpleaños
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by artist: Chucho Valdés e Irakere
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  date published: 2011-02-14
isrc code: GBMEZ0935195

Las dos Caras (Both sides)
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Danzón
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Zawinul's Mambo
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New Orleans (A Tribute to The Marsalis Family)
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Chucho's Steps
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Yansá
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Julián
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Mambo Influenciado - En Vivo
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  date published: 2017-08-11

Habanera Sola
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duration ms: 353613
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by artist: Chucho Valdés
in album: Mundo Loco
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  date published: 2000-01-01
isrc code: GBBFT0000045

El Bolero
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in album: Estrellas del Bolero Conexión: Lima - La Habana
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  date published: 2017-06-12

Somos
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  date published: 2021-02-12