Papel Maché
type: MusicGroup
genre: christian folk
popularity: 33
followers: 23735
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x5a8cb847b1819c9f131776bf1c54504328b174d609110482043ae57df4756264
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953407
additional property: OTSProofURL
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  value: https://artists.proofprofile.net/proofs/artist/2a275aba-4406-49cc-91ae-9cf903394150.ots
additional property: OTSRecordURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/2a275aba-4406-49cc-91ae-9cf903394150
additional property: OTSTimestamp
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  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
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  value: {"copyright_id":"0x5a8cb847b1819c9f131776bf1c54504328b174d609110482043ae57df4756264","name":"Papel Maché","registered_at":"2026-06-11T14:52:34Z","symbol":"NIM0054902","token_address":"0xb9b7fe97836bfb294c2ad5dafa228d3d48d09ad7","type":"artist","uuid":"2a275aba-4406-49cc-91ae-9cf903394150"}
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a8cb847b1819c9f131776bf1c54504328b174d609110482043ae57df4756264. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2a275aba-4406-49cc-91ae-9cf903394150.json and https://artists.proofprofile.net/proofs/artist/2a275aba-4406-49cc-91ae-9cf903394150.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
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album: Once detalles y un café
  type: MusicAlbum
  date published: 2008-11-01
  track: Entrantes
    type: MusicRecording
    duration: PT1M24S
    duration ms: 84480
    explicit: false
    by artist: Papel Maché
    in album: Once detalles y un café
      type: MusicAlbum
      date published: 2008-11-01
  track: Días Descafeinados
    type: MusicRecording
    duration: PT3M53S
    duration ms: 233064
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    by artist: Papel Maché
    in album: Once detalles y un café
      type: MusicAlbum
      date published: 2008-11-01
    isrc code: USHM21062927
  track: C'est La Vie
    type: MusicRecording
    duration: PT3M26S
    duration ms: 206132
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    by artist: Papel Maché
    in album: Once detalles y un café
      type: MusicAlbum
      date published: 2008-11-01
  track: El Amor Es...
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    by artist: Papel Maché
    in album: Once detalles y un café
      type: MusicAlbum
      date published: 2008-11-01
    isrc code: USHM21062929
  track: Como Un Niño
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    by artist: Papel Maché
    in album: Once detalles y un café
      type: MusicAlbum
      date published: 2008-11-01
  track: Vida
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    by artist: Papel Maché
    in album: Once detalles y un café
      type: MusicAlbum
      date published: 2008-11-01
  track: And My Mama Told Me Honey
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    duration: PT3M47S
    duration ms: 227134
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    by artist: Papel Maché
    in album: Once detalles y un café
      type: MusicAlbum
      date published: 2008-11-01
  track: Cada Detalle
    type: MusicRecording
    duration: PT3M1S
    duration ms: 181342
    explicit: false
    by artist: Papel Maché
    in album: Once detalles y un café
      type: MusicAlbum
      date published: 2008-11-01
    isrc code: USHM21062933
  track: La Chica Bonita
    type: MusicRecording
    duration: PT4M18S
    duration ms: 258246
    explicit: false
    by artist: Papel Maché
    in album: Once detalles y un café
      type: MusicAlbum
      date published: 2008-11-01
    isrc code: USHM21062934
  track: Too Good
    type: MusicRecording
    duration: PT3M16S
    duration ms: 196937
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    by artist: Papel Maché
    in album: Once detalles y un café
      type: MusicAlbum
      date published: 2008-11-01
  track: Papel Maché
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    by artist: Papel Maché
    in album: Once detalles y un café
      type: MusicAlbum
      date published: 2008-11-01
    isrc code: USHM21062936
  track: Amazing Grace
    type: MusicRecording
    duration: PT3M54S
    duration ms: 234840
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    by artist: Papel Maché
    in album: Once detalles y un café
      type: MusicAlbum
      date published: 2008-11-01
album: Once detalles y un café
  type: MusicAlbum
  date published: 2008-11-01
  track: Entrantes
    type: MusicRecording
    duration: PT1M24S
    duration ms: 84381
    explicit: false
    by artist: Papel Maché
    in album: Once detalles y un café
      type: MusicAlbum
      date published: 2008-11-01
  track: Días Descafeinados
    type: MusicRecording
    duration: PT3M52S
    duration ms: 232942
    explicit: false
    by artist: Papel Maché
    in album: Once detalles y un café
      type: MusicAlbum
      date published: 2008-11-01
  track: C'est La Vie
    type: MusicRecording
    duration: PT3M26S
    duration ms: 206053
    explicit: false
    by artist: Papel Maché
    in album: Once detalles y un café
      type: MusicAlbum
      date published: 2008-11-01
  track: El Amor Es...
    type: MusicRecording
    duration: PT3M36S
    duration ms: 216642
    explicit: false
    by artist: Papel Maché
    in album: Once detalles y un café
      type: MusicAlbum
      date published: 2008-11-01
  track: Como Un Niño
    type: MusicRecording
    duration: PT4M2S
    duration ms: 242091
    explicit: false
    by artist: Papel Maché
    in album: Once detalles y un café
      type: MusicAlbum
      date published: 2008-11-01
  track: Vida
  track: And My Mama Told Me Honey
  track: Cada Detalle
  track: La Chica Bonita
  track: Too Good
  track: Papel Maché
  track: Amazing Grace
album: Viaje Rediseñado
album: Viaje Rediseñador
album: Ve Dilo en las Montañas
album: Pilgrim Songs
album: Venid & Adoremos
album: Cuentos Pájaros
album: Blanca Navidad
album: No Se Cuarentena
album: Miserables Desastres
album: Sigue Siendo Navidad
album: Meteórico Astronómico
album: A los Montes
album: Aos Montes
album: Necesito Necesitarte
album: Santa la Noche
album: Entre tipis
album: Mi Hogar
album: Barquitos De Papel
album: Susurros de la Galaxia
album: Si La Galaxia
album: Llega El Invierno
album: Luna
album: Satélite
album: El Burrito Sabanero
album: Folky Navidad
album: Soy Eterno
album: Lavanda
album: Tortuga
album: Oasis
track: Modo Vida
track: Luna
track: Barquitos De Papel
track: Meteórico Astronómico
track: Necesito Necesitarte
track: Si La Galaxia
track: A Los Montes
track: Mi Hogar
track: Satélite
track: Grace
track: No Se Cuarentena
track: Miserables Desastres
track: Aos Montes
track: Aquel Verano
track: Pandemia Mundial
track: Papá

Vida
type: MusicRecording
duration: PT4M21S
duration ms: 261270
explicit: false
by artist: Papel Maché
in album: Once detalles y un café
  type: MusicAlbum
  date published: 2008-11-01

And My Mama Told Me Honey
type: MusicRecording
duration: PT3M46S
duration ms: 226998
explicit: false
by artist: Papel Maché
in album: Once detalles y un café
  type: MusicAlbum
  date published: 2008-11-01

Cada Detalle
type: MusicRecording
duration: PT3M1S
duration ms: 181254
explicit: false
by artist: Papel Maché
in album: Once detalles y un café
  type: MusicAlbum
  date published: 2008-11-01

La Chica Bonita
type: MusicRecording
duration: PT4M18S
duration ms: 258113
explicit: false
by artist: Papel Maché
in album: Once detalles y un café
  type: MusicAlbum
  date published: 2008-11-01

Too Good
type: MusicRecording
duration: PT3M16S
duration ms: 196858
explicit: false
by artist: Papel Maché
in album: Once detalles y un café
  type: MusicAlbum
  date published: 2008-11-01

Papel Maché
type: MusicRecording
duration: PT3M5S
duration ms: 185666
explicit: false
by artist: Papel Maché
in album: Once detalles y un café
  type: MusicAlbum
  date published: 2008-11-01

Amazing Grace
type: MusicRecording
duration: PT3M54S
duration ms: 234753
explicit: false
by artist: Papel Maché
in album: Once detalles y un café
  type: MusicAlbum
  date published: 2008-11-01

Viaje Rediseñado
type: MusicAlbum
date published: 2011-03-29
track: Hay tiempo
  type: MusicRecording
  duration: PT3M16S
  duration ms: 196259
  explicit: false
  by artist: Papel Maché
  in album: Viaje Rediseñado
    type: MusicAlbum
    date published: 2011-03-29
track: Hola adiós
  type: MusicRecording
  duration: PT4M23S
  duration ms: 263942
  explicit: false
  by artist: Papel Maché
  in album: Viaje Rediseñado
    type: MusicAlbum
    date published: 2011-03-29
track: Instantáneo
  type: MusicRecording
  duration: PT4M0S
  duration ms: 240667
  explicit: false
  by artist: Papel Maché
  in album: Viaje Rediseñado
    type: MusicAlbum
    date published: 2011-03-29
track: La vida es bella
  type: MusicRecording
  duration: PT3M52S
  duration ms: 232308
  explicit: false
  by artist: Papel Maché
  in album: Viaje Rediseñado
    type: MusicAlbum
    date published: 2011-03-29
track: Mariposas
  type: MusicRecording
  duration: PT3M26S
  duration ms: 206394
  explicit: false
  by artist: Papel Maché
  in album: Viaje Rediseñado
    type: MusicAlbum
    date published: 2011-03-29
track: Parte aparte
  type: MusicRecording
  duration: PT3M47S
  duration ms: 227396
  explicit: false
  by artist: Papel Maché
  in album: Viaje Rediseñado
    type: MusicAlbum
    date published: 2011-03-29
track: The beat
  type: MusicRecording
  duration: PT3M44S
  duration ms: 224079
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  by artist: Papel Maché
  in album: Viaje Rediseñado
    type: MusicAlbum
    date published: 2011-03-29
track: Lágrimas rotas
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  duration: PT3M10S
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  by artist: Papel Maché
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    type: MusicAlbum
    date published: 2011-03-29
track: Cómo describirte
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  duration: PT4M27S
  duration ms: 267285
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  by artist: Papel Maché
  in album: Viaje Rediseñado
    type: MusicAlbum
    date published: 2011-03-29
track: Painting
  type: MusicRecording
  duration: PT3M17S
  duration ms: 197434
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  by artist: Papel Maché
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    type: MusicAlbum
    date published: 2011-03-29
track: Rediseñado
  type: MusicRecording
  duration: PT3M28S
  duration ms: 208614
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  by artist: Papel Maché
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    type: MusicAlbum
    date published: 2011-03-29
track: Aeropuerto
  type: MusicRecording
  duration: PT3M34S
  duration ms: 214205
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  by artist: Papel Maché
  in album: Viaje Rediseñado
    type: MusicAlbum
    date published: 2011-03-29
track: Gate nº7
  type: MusicRecording
  duration: PT3M24S
  duration ms: 204409
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  by artist: Papel Maché
  in album: Viaje Rediseñado
    type: MusicAlbum
    date published: 2011-03-29

Viaje Rediseñador
type: MusicAlbum
date published: 2011-05-03
track: Hay tiempo
  type: MusicRecording
  duration: PT3M14S
  duration ms: 194881
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  by artist: Papel Maché
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    type: MusicAlbum
    date published: 2011-05-03
track: Hola adiós
  type: MusicRecording
  duration: PT4M23S
  duration ms: 263042
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  by artist: Papel Maché
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    type: MusicAlbum
    date published: 2011-05-03
track: Instantáneo
  type: MusicRecording
  duration: PT4M1S
  duration ms: 241134
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  by artist: Papel Maché
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    type: MusicAlbum
    date published: 2011-05-03
track: La vida es bella
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  duration: PT3M52S
  duration ms: 232480
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  by artist: Papel Maché
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    type: MusicAlbum
    date published: 2011-05-03
track: Mariposas
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  duration: PT3M25S
  duration ms: 205881
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  by artist: Papel Maché
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    type: MusicAlbum
    date published: 2011-05-03
track: Parte aparte
  type: MusicRecording
  duration: PT3M49S
  duration ms: 229384
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  by artist: Papel Maché
  in album: Viaje Rediseñador
    type: MusicAlbum
    date published: 2011-05-03
track: The beat
  type: MusicRecording
  duration: PT3M48S
  duration ms: 228058
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  by artist: Papel Maché
  in album: Viaje Rediseñador
    type: MusicAlbum
    date published: 2011-05-03
track: Lágrimas rotas
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  duration: PT3M11S
  duration ms: 191133
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  by artist: Papel Maché
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    type: MusicAlbum
    date published: 2011-05-03
track: Cómo describirte
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  duration: PT4M29S
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  by artist: Papel Maché
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    date published: 2011-05-03
track: Painting
  type: MusicRecording
  duration: PT3M24S
  duration ms: 204071
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    type: MusicAlbum
    date published: 2011-05-03
track: Rediseñado
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  duration: PT3M32S
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    date published: 2011-05-03
track: Aeropuerto
  type: MusicRecording
  duration: PT3M39S
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  by artist: Papel Maché
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    type: MusicAlbum
    date published: 2011-05-03
track: Gate nº7
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    type: MusicAlbum
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Viaje Rediseñado
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date published: 2011-05-03
track: Hay tiempo
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  by artist: Papel Maché
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    date published: 2011-05-03
track: Hola adiós
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  by artist: Papel Maché
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    type: MusicAlbum
    date published: 2011-05-03
  isrc code: USCGJ1136277
track: Instantáneo
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  duration: PT4M1S
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  by artist: Papel Maché
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    date published: 2011-05-03
track: La vida es bella
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track: Mariposas
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  isrc code: USCGJ1136280
track: Parte aparte
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    type: MusicAlbum
    date published: 2011-05-03
  isrc code: USCGJ1136281
track: The beat
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  by artist: Papel Maché
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track: Lágrimas rotas
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  by artist: Papel Maché
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    type: MusicAlbum
    date published: 2011-05-03
  isrc code: USCGJ1136283
track: Cómo describirte
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  isrc code: USCGJ1136284
track: Painting
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track: Rediseñado
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track: Aeropuerto
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  by artist: Papel Maché
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    type: MusicAlbum
    date published: 2011-05-03
  isrc code: USCGJ1136287
track: Gate nº7
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  by artist: Papel Maché
  in album: Viaje Rediseñado
    type: MusicAlbum
    date published: 2011-05-03

Ve Dilo en las Montañas
type: MusicAlbum
date published: 2014-12-15
track: We Wish You a Merry Christmas
  type: MusicRecording
  duration: PT1M39S
  duration ms: 99058
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  by artist: Papel Maché
  in album: Ve Dilo en las Montañas
    type: MusicAlbum
    date published: 2014-12-15
track: Al Mundo Paz
  type: MusicRecording
  duration: PT3M23S
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    date published: 2014-12-15
track: Aniversari
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    type: MusicAlbum
    date published: 2014-12-15
track: Fue la Luz
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track: Ve dilo en las Montañas
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    type: MusicAlbum
    date published: 2014-12-15

Ve Dilo en las Montañas
type: MusicAlbum
date published: 2014-12-15
track: We Wish You a Merry Christmas
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track: Al Mundo Paz
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    date published: 2014-12-15
track: Aniversari
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track: Fue la Luz
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track: Ve Dilo en las Montañas
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    type: MusicAlbum
    date published: 2014-12-15

Pilgrim Songs
type: MusicAlbum
date published: 2016-03-21
track: Peregrinos
  type: MusicRecording
  duration: PT3M10S
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  by artist: Papel Maché
  in album: Pilgrim Songs
    type: MusicAlbum
    date published: 2016-03-21
track: Cometa
  type: MusicRecording
  duration: PT4M14S
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  by artist: Papel Maché
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    type: MusicAlbum
    date published: 2016-03-21
track: Riendas Sueltas
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    type: MusicAlbum
    date published: 2016-03-21
track: Hans
  type: MusicRecording
  duration: PT4M44S
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Venid & Adoremos
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Venid & Adoremos
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Blanca Navidad
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No Se Cuarentena
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Miserables Desastres
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Sigue Siendo Navidad
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Sigue Siendo Navidad
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Meteórico Astronómico
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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 0xb00467289698b72f1c80070a31ca55be80adb2fdc925b47a4bfc3cb43f9f7108. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7mBx7LahSYCiQ5624obXoR.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/7mBx7LahSYCiQ5624obXoR.
    date published: 2026-07-06T01:25:57Z
    text: {"copyright_id":"0xb00467289698b72f1c80070a31ca55be80adb2fdc925b47a4bfc3cb43f9f7108","isrc":"USCGH2159886","name":"Meteórico Astronómico","registered_at":"2026-06-08T03:39:49Z","spotify_id":"7mBx7LahSYCiQ5624obXoR","type":"track"}

Meteórico Astronómico
type: MusicAlbum
date published: 2021-02-05
track: Meteórico Astronómico
  type: MusicRecording
  duration: PT4M7S
  duration ms: 247844
  explicit: false
  by artist: Papel Maché
  in album: Meteórico Astronómico
    type: MusicAlbum
    date published: 2021-02-05

A los Montes
type: MusicAlbum
date published: 2021-05-28
track: A los Montes
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264197
  explicit: false
  by artist: Papel Maché
  in album: A los Montes
    type: MusicAlbum
    date published: 2021-05-28

A los Montes
type: MusicAlbum
date published: 2021-05-28
track: A los Montes
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264197
  explicit: false
  by artist: Papel Maché
  in album: A los Montes
    type: MusicAlbum
    date published: 2021-05-28
  isrc code: USHM22157257
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-09T04:47:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5a4fac557d42f60f46b2daca0d9fbd37169d97b0d44a0a55d3dec0dafb118a08
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956772
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956772
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/0KENfhti2zak9y73t0o7Zq.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/0KENfhti2zak9y73t0o7Zq
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T10:01:46Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x5a4fac557d42f60f46b2daca0d9fbd37169d97b0d44a0a55d3dec0dafb118a08","isrc":"USHM22157257","name":"A los Montes","registered_at":"2026-06-09T04:47:50Z","spotify_id":"0KENfhti2zak9y73t0o7Zq","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 0x5a4fac557d42f60f46b2daca0d9fbd37169d97b0d44a0a55d3dec0dafb118a08. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0KENfhti2zak9y73t0o7Zq.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/0KENfhti2zak9y73t0o7Zq.
    date published: 2026-07-05T10:01:46Z
    text: {"copyright_id":"0x5a4fac557d42f60f46b2daca0d9fbd37169d97b0d44a0a55d3dec0dafb118a08","isrc":"USHM22157257","name":"A los Montes","registered_at":"2026-06-09T04:47:50Z","spotify_id":"0KENfhti2zak9y73t0o7Zq","type":"track"}

Aos Montes
type: MusicAlbum
date published: 2021-08-06
track: Aos Montes
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264197
  explicit: false
  by artist: Papel Maché
  in album: Aos Montes
    type: MusicAlbum
    date published: 2021-08-06

Aos Montes
type: MusicAlbum
date published: 2021-08-06
track: Aos Montes
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264197
  explicit: false
  by artist: Papel Maché
  in album: Aos Montes
    type: MusicAlbum
    date published: 2021-08-06

Necesito Necesitarte
type: MusicAlbum
date published: 2021-09-10
track: Necesito Necesitarte
  type: MusicRecording
  duration: PT3M48S
  duration ms: 228679
  explicit: false
  by artist: Papel Maché
  in album: Necesito Necesitarte
    type: MusicAlbum
    date published: 2021-09-10

Necesito Necesitarte
type: MusicAlbum
date published: 2021-09-10
track: Necesito Necesitarte
  type: MusicRecording
  duration: PT3M48S
  duration ms: 228679
  explicit: false
  by artist: Papel Maché
  in album: Necesito Necesitarte
    type: MusicAlbum
    date published: 2021-09-10

Santa la Noche
type: MusicAlbum
date published: 2021-12-03
track: Santa la Noche
  type: MusicRecording
  duration: PT4M58S
  duration ms: 298000
  explicit: false
  by artist: Papel Maché
  in album: Santa la Noche
    type: MusicAlbum
    date published: 2021-12-03

Santa la Noche
type: MusicAlbum
date published: 2021-12-03
track: Santa la Noche
  type: MusicRecording
  duration: PT4M58S
  duration ms: 298000
  explicit: false
  by artist: Papel Maché
  in album: Santa la Noche
    type: MusicAlbum
    date published: 2021-12-03

Entre tipis
type: MusicAlbum
date published: 2022-02-11
track: Aquel Verano
  type: MusicRecording
  duration: PT3M27S
  duration ms: 207659
  explicit: false
  by artist: Papel Maché
  in album: Entre tipis
    type: MusicAlbum
    date published: 2022-02-11
track: Pandemia Mundial
  type: MusicRecording
  duration: PT4M11S
  duration ms: 251506
  explicit: false
  by artist: Papel Maché
  in album: Entre tipis
    type: MusicAlbum
    date published: 2022-02-11

Mi Hogar
type: MusicAlbum
date published: 2022-04-29
track: Mi Hogar
  type: MusicRecording
  duration: PT4M27S
  duration ms: 267900
  explicit: false
  by artist: Papel Maché
  in album: Mi Hogar
    type: MusicAlbum
    date published: 2022-04-29

Barquitos De Papel
type: MusicAlbum
date published: 2022-06-03
track: Barquitos De Papel
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264888
  explicit: false
  by artist: Papel Maché
  in album: Barquitos De Papel
    type: MusicAlbum
    date published: 2022-06-03
  isrc code: QZ2J21505264
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T17:54:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x41086b3b25a58860d4fff7ed65287b4555dadd779f0b721c9acdef20e98f9490
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956856
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block/956856
  additional property: OTSRecordURL
    type: PropertyValue
    value: https://artists.proofprofile.net/proofs/track/5BvbzM6NH9RFf0PeZAJ3TC.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5BvbzM6NH9RFf0PeZAJ3TC
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-06T01:25:57Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x41086b3b25a58860d4fff7ed65287b4555dadd779f0b721c9acdef20e98f9490","isrc":"QZ2J21505264","name":"Barquitos De Papel","registered_at":"2026-06-10T17:54:51Z","spotify_id":"5BvbzM6NH9RFf0PeZAJ3TC","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 0x41086b3b25a58860d4fff7ed65287b4555dadd779f0b721c9acdef20e98f9490. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5BvbzM6NH9RFf0PeZAJ3TC.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/5BvbzM6NH9RFf0PeZAJ3TC.
    date published: 2026-07-06T01:25:57Z
    text: {"copyright_id":"0x41086b3b25a58860d4fff7ed65287b4555dadd779f0b721c9acdef20e98f9490","isrc":"QZ2J21505264","name":"Barquitos De Papel","registered_at":"2026-06-10T17:54:51Z","spotify_id":"5BvbzM6NH9RFf0PeZAJ3TC","type":"track"}

Susurros de la Galaxia
type: MusicAlbum
date published: 2022-08-12
track: Barquitos De Papel
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264888
  explicit: false
  by artist: Papel Maché
  in album: Susurros de la Galaxia
    type: MusicAlbum
    date published: 2022-08-12
  isrc code: QZ2J21505264
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-10T17:54:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x41086b3b25a58860d4fff7ed65287b4555dadd779f0b721c9acdef20e98f9490
  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/4AndVnmWLlf4TCH5eVXpxh.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4AndVnmWLlf4TCH5eVXpxh
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x41086b3b25a58860d4fff7ed65287b4555dadd779f0b721c9acdef20e98f9490","isrc":"QZ2J21505264","name":"Barquitos De Papel","registered_at":"2026-06-10T17:54:51Z","spotify_id":"4AndVnmWLlf4TCH5eVXpxh","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 0x41086b3b25a58860d4fff7ed65287b4555dadd779f0b721c9acdef20e98f9490. 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/4AndVnmWLlf4TCH5eVXpxh.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/4AndVnmWLlf4TCH5eVXpxh.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0x41086b3b25a58860d4fff7ed65287b4555dadd779f0b721c9acdef20e98f9490","isrc":"QZ2J21505264","name":"Barquitos De Papel","registered_at":"2026-06-10T17:54:51Z","spotify_id":"4AndVnmWLlf4TCH5eVXpxh","type":"track"}
track: Meteórico Astronómico
  type: MusicRecording
  duration: PT4M7S
  duration ms: 247844
  explicit: false
  by artist: Papel Maché
  in album: Susurros de la Galaxia
    type: MusicAlbum
    date published: 2022-08-12
  isrc code: USCGH2159886
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T03:39:49+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb00467289698b72f1c80070a31ca55be80adb2fdc925b47a4bfc3cb43f9f7108
  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/4zZ9mSNDKRyRmZ7ryWOGqd.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4zZ9mSNDKRyRmZ7ryWOGqd
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0xb00467289698b72f1c80070a31ca55be80adb2fdc925b47a4bfc3cb43f9f7108","isrc":"USCGH2159886","name":"Meteórico Astronómico","registered_at":"2026-06-08T03:39:49Z","spotify_id":"4zZ9mSNDKRyRmZ7ryWOGqd","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 0xb00467289698b72f1c80070a31ca55be80adb2fdc925b47a4bfc3cb43f9f7108. 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/4zZ9mSNDKRyRmZ7ryWOGqd.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/4zZ9mSNDKRyRmZ7ryWOGqd.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0xb00467289698b72f1c80070a31ca55be80adb2fdc925b47a4bfc3cb43f9f7108","isrc":"USCGH2159886","name":"Meteórico Astronómico","registered_at":"2026-06-08T03:39:49Z","spotify_id":"4zZ9mSNDKRyRmZ7ryWOGqd","type":"track"}
track: Necesito Necesitarte
  type: MusicRecording
  duration: PT3M48S
  duration ms: 228679
  explicit: false
  by artist: Papel Maché
  in album: Susurros de la Galaxia
    type: MusicAlbum
    date published: 2022-08-12
  isrc code: USHM92163107
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-08T12:27:30+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x86213e5cd3e6be4792b5417279bbe385c5d9680aa9c41c43a2519a5c22d54333
  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/6CiT3oZbZnSrMoeXHAvWTK.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6CiT3oZbZnSrMoeXHAvWTK
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x86213e5cd3e6be4792b5417279bbe385c5d9680aa9c41c43a2519a5c22d54333","isrc":"USHM92163107","name":"Necesito Necesitarte","registered_at":"2026-06-08T12:27:30Z","spotify_id":"6CiT3oZbZnSrMoeXHAvWTK","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 0x86213e5cd3e6be4792b5417279bbe385c5d9680aa9c41c43a2519a5c22d54333. 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/6CiT3oZbZnSrMoeXHAvWTK.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/6CiT3oZbZnSrMoeXHAvWTK.
    date published: 2026-06-13T17:25:41Z
    text: {"copyright_id":"0x86213e5cd3e6be4792b5417279bbe385c5d9680aa9c41c43a2519a5c22d54333","isrc":"USHM92163107","name":"Necesito Necesitarte","registered_at":"2026-06-08T12:27:30Z","spotify_id":"6CiT3oZbZnSrMoeXHAvWTK","type":"track"}
track: Si La Galaxia
  type: MusicRecording
  duration: PT3M58S
  duration ms: 238055
  explicit: false
  by artist: Papel Maché
  in album: Susurros de la Galaxia
    type: MusicAlbum
    date published: 2022-08-12
  isrc code: QZ2J21505492
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-11T11:00:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1b40f92514df22b7959af837f6595ead3d173ae2169cb0b6922e878506234163
  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/223NwcTkqEeuvXVFBHKVum.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/223NwcTkqEeuvXVFBHKVum
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T13:32:09Z
  additional property: OTSCanonicalRecord
    type: PropertyValue
    value: {"copyright_id":"0x1b40f92514df22b7959af837f6595ead3d173ae2169cb0b6922e878506234163","isrc":"QZ2J21505492","name":"Si La Galaxia","registered_at":"2026-06-11T11:00:55Z","spotify_id":"223NwcTkqEeuvXVFBHKVum","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 0x1b40f92514df22b7959af837f6595ead3d173ae2169cb0b6922e878506234163. 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/223NwcTkqEeuvXVFBHKVum.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/223NwcTkqEeuvXVFBHKVum.
    date published: 2026-06-13T13:32:09Z
    text: {"copyright_id":"0x1b40f92514df22b7959af837f6595ead3d173ae2169cb0b6922e878506234163","isrc":"QZ2J21505492","name":"Si La Galaxia","registered_at":"2026-06-11T11:00:55Z","spotify_id":"223NwcTkqEeuvXVFBHKVum","type":"track"}
track: A Los Montes
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264197
  explicit: false
  by artist: Papel Maché
  in album: Susurros de la Galaxia
    type: MusicAlbum
    date published: 2022-08-12
  isrc code: USHM22157257
  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: Mi Hogar
track: Satélite
track: Grace
track: No Se Cuarentena
track: Luna
track: Miserables Desastres
track: Aos Montes
track: Aquel Verano
track: Pandemia Mundial

CopyrightID
type: PropertyValue

CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-09T04:47:50+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x5a4fac557d42f60f46b2daca0d9fbd37169d97b0d44a0a55d3dec0dafb118a08

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/2AbUfGIsT824qfoc3Xm2X9.json

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2AbUfGIsT824qfoc3Xm2X9

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

OTSCanonicalRecord
type: PropertyValue
value: {"copyright_id":"0x5a4fac557d42f60f46b2daca0d9fbd37169d97b0d44a0a55d3dec0dafb118a08","isrc":"USHM22157257","name":"A Los Montes","registered_at":"2026-06-09T04:47:50Z","spotify_id":"2AbUfGIsT824qfoc3Xm2X9","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 0x5a4fac557d42f60f46b2daca0d9fbd37169d97b0d44a0a55d3dec0dafb118a08. 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/2AbUfGIsT824qfoc3Xm2X9.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/2AbUfGIsT824qfoc3Xm2X9.
date published: 2026-06-13T15:41:10Z
text: {"copyright_id":"0x5a4fac557d42f60f46b2daca0d9fbd37169d97b0d44a0a55d3dec0dafb118a08","isrc":"USHM22157257","name":"A Los Montes","registered_at":"2026-06-09T04:47:50Z","spotify_id":"2AbUfGIsT824qfoc3Xm2X9","type":"track"}

Mi Hogar
type: MusicRecording
duration: PT4M27S
duration ms: 267900
explicit: false
by artist: Papel Maché
in album: Susurros de la Galaxia
  type: MusicAlbum
  date published: 2022-08-12
isrc code: QZ2J21505136
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T05:23:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9988b990a447ad58b5d3cdf97ef345123b692683e718e53e0c5d246156fd992a
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/7dWbHZaYlJwwUNjfhKOpLB.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7dWbHZaYlJwwUNjfhKOpLB
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9988b990a447ad58b5d3cdf97ef345123b692683e718e53e0c5d246156fd992a","isrc":"QZ2J21505136","name":"Mi Hogar","registered_at":"2026-06-23T05:23:56Z","spotify_id":"7dWbHZaYlJwwUNjfhKOpLB","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 0x9988b990a447ad58b5d3cdf97ef345123b692683e718e53e0c5d246156fd992a. 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/7dWbHZaYlJwwUNjfhKOpLB.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/7dWbHZaYlJwwUNjfhKOpLB.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x9988b990a447ad58b5d3cdf97ef345123b692683e718e53e0c5d246156fd992a","isrc":"QZ2J21505136","name":"Mi Hogar","registered_at":"2026-06-23T05:23:56Z","spotify_id":"7dWbHZaYlJwwUNjfhKOpLB","type":"track"}

Satélite
type: MusicRecording
duration: PT4M8S
duration ms: 248181
explicit: false
by artist: Papel Maché
in album: Susurros de la Galaxia
  type: MusicAlbum
  date published: 2022-08-12
isrc code: QZ2J21505493
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T05:16:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2d3e22ed9fa6f8d76a33e5610af0edf9591bba9537d618aa96f60bbc3b758e32
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/72IgP8yymB8TQYFKgysU1j.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/72IgP8yymB8TQYFKgysU1j
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2d3e22ed9fa6f8d76a33e5610af0edf9591bba9537d618aa96f60bbc3b758e32","isrc":"QZ2J21505493","name":"Satélite","registered_at":"2026-06-23T05:16:06Z","spotify_id":"72IgP8yymB8TQYFKgysU1j","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 0x2d3e22ed9fa6f8d76a33e5610af0edf9591bba9537d618aa96f60bbc3b758e32. 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/72IgP8yymB8TQYFKgysU1j.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/72IgP8yymB8TQYFKgysU1j.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x2d3e22ed9fa6f8d76a33e5610af0edf9591bba9537d618aa96f60bbc3b758e32","isrc":"QZ2J21505493","name":"Satélite","registered_at":"2026-06-23T05:16:06Z","spotify_id":"72IgP8yymB8TQYFKgysU1j","type":"track"}

Grace
type: MusicRecording
duration: PT3M42S
duration ms: 222270
explicit: false
by artist: Papel Maché
in album: Susurros de la Galaxia
  type: MusicAlbum
  date published: 2022-08-12
isrc code: QZ2J21505494

No Se Cuarentena
type: MusicRecording
duration: PT4M19S
duration ms: 259793
explicit: false
by artist: Papel Maché
in album: Susurros de la Galaxia
  type: MusicAlbum
  date published: 2022-08-12
isrc code: TCAEL1909288
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T17:55:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4d49bbd781fafe42eac0477a500e6d515e39c5924aab4c6b0dd51f614461e14d
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/52vTKgl457WFQ2C0k1Sjo5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/52vTKgl457WFQ2C0k1Sjo5
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4d49bbd781fafe42eac0477a500e6d515e39c5924aab4c6b0dd51f614461e14d","isrc":"TCAEL1909288","name":"No Se Cuarentena","registered_at":"2026-06-10T17:55:45Z","spotify_id":"52vTKgl457WFQ2C0k1Sjo5","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 0x4d49bbd781fafe42eac0477a500e6d515e39c5924aab4c6b0dd51f614461e14d. 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/52vTKgl457WFQ2C0k1Sjo5.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/52vTKgl457WFQ2C0k1Sjo5.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x4d49bbd781fafe42eac0477a500e6d515e39c5924aab4c6b0dd51f614461e14d","isrc":"TCAEL1909288","name":"No Se Cuarentena","registered_at":"2026-06-10T17:55:45Z","spotify_id":"52vTKgl457WFQ2C0k1Sjo5","type":"track"}

Luna
type: MusicRecording
duration: PT4M14S
duration ms: 254666
explicit: false
by artist: Papel Maché
in album: Susurros de la Galaxia
  type: MusicAlbum
  date published: 2022-08-12
isrc code: QZ2J21505495
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T03:43:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xab475d693116c32fef7387f772cffbb66c8878f1074ed2c88887ecb1880c1d41
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/1w4jmcNO36UA48HVGUNsTL.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1w4jmcNO36UA48HVGUNsTL
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
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 0xab475d693116c32fef7387f772cffbb66c8878f1074ed2c88887ecb1880c1d41. 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/1w4jmcNO36UA48HVGUNsTL.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/1w4jmcNO36UA48HVGUNsTL.
  date published: 2026-07-02T11:34:59Z

Miserables Desastres
type: MusicRecording
duration: PT3M59S
duration ms: 239029
explicit: false
by artist: Papel Maché
in album: Susurros de la Galaxia
  type: MusicAlbum
  date published: 2022-08-12
isrc code: USX9P2042392
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T03:17:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe56fba9ff504f7e5ee43adfd20cd1f20a94b098060fd2357a5d16b688b97e76f
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/5iS15qGidT8uwGifydaGBl.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/5iS15qGidT8uwGifydaGBl
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe56fba9ff504f7e5ee43adfd20cd1f20a94b098060fd2357a5d16b688b97e76f","isrc":"USX9P2042392","name":"Miserables Desastres","registered_at":"2026-06-21T03:17:46Z","spotify_id":"5iS15qGidT8uwGifydaGBl","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 0xe56fba9ff504f7e5ee43adfd20cd1f20a94b098060fd2357a5d16b688b97e76f. 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/5iS15qGidT8uwGifydaGBl.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/5iS15qGidT8uwGifydaGBl.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0xe56fba9ff504f7e5ee43adfd20cd1f20a94b098060fd2357a5d16b688b97e76f","isrc":"USX9P2042392","name":"Miserables Desastres","registered_at":"2026-06-21T03:17:46Z","spotify_id":"5iS15qGidT8uwGifydaGBl","type":"track"}

Aos Montes
type: MusicRecording
duration: PT4M24S
duration ms: 264197
explicit: false
by artist: Papel Maché
in album: Susurros de la Galaxia
  type: MusicAlbum
  date published: 2022-08-12
isrc code: USHM82184995
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T03:42:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x758e4007153c0f72037b70796139db2aa2d823b584f038b6ccf7db0c8f729589
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/6MGoiS7nL5yAoDhUAaVxOo.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6MGoiS7nL5yAoDhUAaVxOo
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x758e4007153c0f72037b70796139db2aa2d823b584f038b6ccf7db0c8f729589","isrc":"USHM82184995","name":"Aos Montes","registered_at":"2026-06-27T03:42:53Z","spotify_id":"6MGoiS7nL5yAoDhUAaVxOo","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 0x758e4007153c0f72037b70796139db2aa2d823b584f038b6ccf7db0c8f729589. 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/6MGoiS7nL5yAoDhUAaVxOo.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/6MGoiS7nL5yAoDhUAaVxOo.
  date published: 2026-07-02T11:34:59Z
  text: {"copyright_id":"0x758e4007153c0f72037b70796139db2aa2d823b584f038b6ccf7db0c8f729589","isrc":"USHM82184995","name":"Aos Montes","registered_at":"2026-06-27T03:42:53Z","spotify_id":"6MGoiS7nL5yAoDhUAaVxOo","type":"track"}

Aquel Verano
type: MusicRecording
duration: PT3M27S
duration ms: 207659
explicit: false
by artist: Papel Maché
in album: Susurros de la Galaxia
  type: MusicAlbum
  date published: 2022-08-12
isrc code: QZ2J21505025

Pandemia Mundial
type: MusicRecording
duration: PT4M11S
duration ms: 251506
explicit: false
by artist: Papel Maché
in album: Susurros de la Galaxia
  type: MusicAlbum
  date published: 2022-08-12
isrc code: QZ2J21505026

Si La Galaxia
type: MusicAlbum
date published: 2022-09-23
track: Si La Galaxia
  type: MusicRecording
  duration: PT3M58S
  duration ms: 238055
  explicit: false
  by artist: Papel Maché
  in album: Si La Galaxia
    type: MusicAlbum
    date published: 2022-09-23

Llega El Invierno
type: MusicAlbum
date published: 2022-12-23
track: Llega El Invierno
  type: MusicRecording
  duration: PT3M44S
  duration ms: 224105
  explicit: false
  by artist: Papel Maché
  in album: Llega El Invierno
    type: MusicAlbum
    date published: 2022-12-23

Luna
type: MusicAlbum
date published: 2023-02-24
track: Luna
  type: MusicRecording
  duration: PT4M14S
  duration ms: 254666
  explicit: false
  by artist: Papel Maché
  in album: Luna
    type: MusicAlbum
    date published: 2023-02-24
  isrc code: QZ2J21506271
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-20T11:47:46+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb725057b1699e1ca8858144562d9f508bb08369ce58ee4660f20a815c5c99aac
  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/2l0Owrb0n9OxH9pkRn8kYN.json
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2l0Owrb0n9OxH9pkRn8kYN
  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 0xb725057b1699e1ca8858144562d9f508bb08369ce58ee4660f20a815c5c99aac. 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/2l0Owrb0n9OxH9pkRn8kYN.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/2l0Owrb0n9OxH9pkRn8kYN.
    date published: 2026-07-02T03:30:09Z

Satélite
type: MusicAlbum
date published: 2023-03-17
track: Satélite
  type: MusicRecording
  duration: PT4M8S
  duration ms: 248181
  explicit: false
  by artist: Papel Maché
  in album: Satélite
    type: MusicAlbum
    date published: 2023-03-17
  isrc code: QZ2J21506429

Susurros de la Galaxia
type: MusicAlbum
date published: 2023-03-30
track: Barquitos de Papel
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264888
  explicit: false
  by artist: Papel Maché
  in album: Susurros de la Galaxia
    type: MusicAlbum
    date published: 2023-03-30
track: Meteórico Astronómico
  type: MusicRecording
  duration: PT4M7S
  duration ms: 247844
  explicit: false
  by artist: Papel Maché
  in album: Susurros de la Galaxia
    type: MusicAlbum
    date published: 2023-03-30
track: Necesito Necesitarte
  type: MusicRecording
  duration: PT3M48S
  duration ms: 228679
  explicit: false
  by artist: Papel Maché
  in album: Susurros de la Galaxia
    type: MusicAlbum
    date published: 2023-03-30
track: Si La Galaxia
  type: MusicRecording
  duration: PT3M58S
  duration ms: 238055
  explicit: false
  by artist: Papel Maché
  in album: Susurros de la Galaxia
    type: MusicAlbum
    date published: 2023-03-30
track: A Los Montes
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264197
  explicit: false
  by artist: Papel Maché
  in album: Susurros de la Galaxia
    type: MusicAlbum
    date published: 2023-03-30
track: Mi Hogar
  type: MusicRecording
  duration: PT4M27S
  duration ms: 267900
  explicit: false
  by artist: Papel Maché
  in album: Susurros de la Galaxia
    type: MusicAlbum
    date published: 2023-03-30
track: Satélite
  type: MusicRecording
  duration: PT4M8S
  duration ms: 248181
  explicit: false
  by artist: Papel Maché
  in album: Susurros de la Galaxia
    type: MusicAlbum
    date published: 2023-03-30
track: Grace
  type: MusicRecording
  duration: PT3M42S
  duration ms: 222270
  explicit: false
  by artist: Papel Maché
  in album: Susurros de la Galaxia
    type: MusicAlbum
    date published: 2023-03-30
track: No Se Cuarentena
  type: MusicRecording
  duration: PT4M19S
  duration ms: 259793
  explicit: false
  by artist: Papel Maché
  in album: Susurros de la Galaxia
    type: MusicAlbum
    date published: 2023-03-30
track: Luna
  type: MusicRecording
  duration: PT4M14S
  duration ms: 254666
  explicit: false
  by artist: Papel Maché
  in album: Susurros de la Galaxia
    type: MusicAlbum
    date published: 2023-03-30
track: Miserables Desastres
  type: MusicRecording
  duration: PT3M59S
  duration ms: 239029
  explicit: false
  by artist: Papel Maché
  in album: Susurros de la Galaxia
    type: MusicAlbum
    date published: 2023-03-30
track: Aos Montes
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264197
  explicit: false
  by artist: Papel Maché
  in album: Susurros de la Galaxia
    type: MusicAlbum
    date published: 2023-03-30
track: Aquel Verano
  type: MusicRecording
  duration: PT3M27S
  duration ms: 207659
  explicit: false
  by artist: Papel Maché
  in album: Susurros de la Galaxia
    type: MusicAlbum
    date published: 2023-03-30
track: Pandemia Mundial
  type: MusicRecording
  duration: PT4M11S
  duration ms: 251506
  explicit: false
  by artist: Papel Maché
  in album: Susurros de la Galaxia
    type: MusicAlbum
    date published: 2023-03-30

El Burrito Sabanero
type: MusicAlbum
date published: 2023-11-24
track: El Burrito Sabanero
  type: MusicRecording
  duration: PT3M24S
  duration ms: 204098
  explicit: false
  by artist: Papel Maché
  in album: El Burrito Sabanero
    type: MusicAlbum
    date published: 2023-11-24
  isrc code: QZ2J21507233

Folky Navidad
type: MusicAlbum
date published: 2023-12-01
track: Ve dilo en las Montañas
  type: MusicRecording
  duration: PT2M23S
  duration ms: 143445
  explicit: false
  by artist: Papel Maché
  in album: Folky Navidad
    type: MusicAlbum
    date published: 2023-12-01
  isrc code: USX9P1438519
track: Al Mundo Paz
  type: MusicRecording
  duration: PT3M23S
  duration ms: 203349
  explicit: false
  by artist: Papel Maché
  in album: Folky Navidad
    type: MusicAlbum
    date published: 2023-12-01
  isrc code: USX9P1438516
track: Aniversari
  type: MusicRecording
  duration: PT3M37S
  duration ms: 217514
  explicit: false
  by artist: Papel Maché
  in album: Folky Navidad
    type: MusicAlbum
    date published: 2023-12-01
track: We Wish You a Merry Christmas
  type: MusicRecording
  duration: PT1M39S
  duration ms: 99058
  explicit: false
  by artist: Papel Maché
  in album: Folky Navidad
    type: MusicAlbum
    date published: 2023-12-01
track: Fue La Luz
  type: MusicRecording
  duration: PT3M58S
  duration ms: 238410
  explicit: false
  by artist: Papel Maché
  in album: Folky Navidad
    type: MusicAlbum
    date published: 2023-12-01
  isrc code: USX9P1438518
track: Ara Ve Nadal
  type: MusicRecording
  duration: PT0M44S
  duration ms: 44134
  explicit: false
  by artist: Papel Maché
  in album: Folky Navidad
    type: MusicAlbum
    date published: 2023-12-01
track: Ding Dong
  type: MusicRecording
  duration: PT2M0S
  duration ms: 120229
  explicit: false
  by artist: Papel Maché
  in album: Folky Navidad
    type: MusicAlbum
    date published: 2023-12-01
track: Noche de Paz
  type: MusicRecording
  duration: PT4M45S
  duration ms: 285323
  explicit: false
  by artist: Papel Maché
  in album: Folky Navidad
    type: MusicAlbum
    date published: 2023-12-01
track: Emmanuel
  type: MusicRecording
  duration: PT3M43S
  duration ms: 223674
  explicit: false
  by artist: Papel Maché
  in album: Folky Navidad
    type: MusicAlbum
    date published: 2023-12-01
track: El Tamborilero
  type: MusicRecording
  duration: PT3M46S
  duration ms: 226103
  explicit: false
  by artist: Papel Maché
  in album: Folky Navidad
    type: MusicAlbum
    date published: 2023-12-01
track: Venid & Adoremos
  type: MusicRecording
  duration: PT2M51S
  duration ms: 171272
  explicit: false
  by artist: Papel Maché
  in album: Folky Navidad
    type: MusicAlbum
    date published: 2023-12-01
track: Blanca Navidad
  type: MusicRecording
  duration: PT3M23S
  duration ms: 203406
  explicit: false
  by artist: Papel Maché
  in album: Folky Navidad
    type: MusicAlbum
    date published: 2023-12-01
track: Sigue Siendo Navidad
  type: MusicRecording
  duration: PT3M23S
  duration ms: 203239
  explicit: false
  by artist: Papel Maché
  in album: Folky Navidad
    type: MusicAlbum
    date published: 2023-12-01
track: Llega el Invierno
  type: MusicRecording
  duration: PT3M44S
  duration ms: 224105
  explicit: false
  by artist: Papel Maché
  in album: Folky Navidad
    type: MusicAlbum
    date published: 2023-12-01
track: Santa La Noche
  type: MusicRecording
  duration: PT4M58S
  duration ms: 298000
  explicit: false
  by artist: Papel Maché
  in album: Folky Navidad
    type: MusicAlbum
    date published: 2023-12-01
track: Cumpleaños
  type: MusicRecording
  duration: PT3M36S
  duration ms: 216811
  explicit: false
  by artist: Papel Maché
  in album: Folky Navidad
    type: MusicAlbum
    date published: 2023-12-01
track: La Primera Navidad
  type: MusicRecording
  duration: PT2M29S
  duration ms: 149350
  explicit: false
  by artist: Papel Maché
  in album: Folky Navidad
    type: MusicAlbum
    date published: 2023-12-01
track: El Burrito Sabanero
  type: MusicRecording
  duration: PT3M24S
  duration ms: 204098
  explicit: false
  by artist: Papel Maché
  in album: Folky Navidad
    type: MusicAlbum
    date published: 2023-12-01

Soy Eterno
type: MusicAlbum
date published: 2024-03-29
track: Soy Eterno
  type: MusicRecording
  duration: PT4M2S
  duration ms: 242743
  explicit: false
  by artist: Papel Maché
  in album: Soy Eterno
    type: MusicAlbum
    date published: 2024-03-29

Lavanda
type: MusicAlbum
date published: 2025-05-16
track: Lavanda
  type: MusicRecording
  duration: PT3M35S
  duration ms: 215796
  explicit: false
  by artist: Papel Maché
  in album: Lavanda
    type: MusicAlbum
    date published: 2025-05-16

Tortuga
type: MusicAlbum
date published: 2025-06-06
track: Tortuga
  type: MusicRecording
  duration: PT4M6S
  duration ms: 246500
  explicit: false
  by artist: Papel Maché
  in album: Tortuga
    type: MusicAlbum
    date published: 2025-06-06

Oasis
type: MusicAlbum
date published: 2025-06-27
track: Oasis
  type: MusicRecording
  duration: PT3M38S
  duration ms: 218823
  explicit: false
  by artist: Papel Maché
  in album: Oasis
    type: MusicAlbum
    date published: 2025-06-27

Modo Vida
type: MusicRecording
duration: PT3M25S
duration ms: 205173
explicit: false
by artist: Santiago Benavides
by artist: Papel Maché
in album: Modo Vida
  type: MusicAlbum
  date published: 2018-06-03
isrc code: TCADQ1877080
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T20:14:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0980ab5f26f46261a175bbc020d431e850c21a6eddedaa5c5341f391a94de84e
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/34U98F9U98Yx77acLQREU6.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/34U98F9U98Yx77acLQREU6
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x0980ab5f26f46261a175bbc020d431e850c21a6eddedaa5c5341f391a94de84e","isrc":"TCADQ1877080","name":"Modo Vida","registered_at":"2026-06-05T20:14:28Z","spotify_id":"34U98F9U98Yx77acLQREU6","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 0x0980ab5f26f46261a175bbc020d431e850c21a6eddedaa5c5341f391a94de84e. 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/34U98F9U98Yx77acLQREU6.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/34U98F9U98Yx77acLQREU6.
  date published: 2026-06-13T12:47:07Z
  text: {"copyright_id":"0x0980ab5f26f46261a175bbc020d431e850c21a6eddedaa5c5341f391a94de84e","isrc":"TCADQ1877080","name":"Modo Vida","registered_at":"2026-06-05T20:14:28Z","spotify_id":"34U98F9U98Yx77acLQREU6","type":"track"}

Luna
type: MusicRecording
duration: PT4M14S
duration ms: 254666
explicit: false
by artist: Papel Maché
by artist: Samuel Troc
in album: Luna
  type: MusicAlbum
  date published: 2023-02-24
isrc code: QZ2J21506271
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T11:47:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb725057b1699e1ca8858144562d9f508bb08369ce58ee4660f20a815c5c99aac
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/2l0Owrb0n9OxH9pkRn8kYN.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2l0Owrb0n9OxH9pkRn8kYN
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 0xb725057b1699e1ca8858144562d9f508bb08369ce58ee4660f20a815c5c99aac. 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/2l0Owrb0n9OxH9pkRn8kYN.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/2l0Owrb0n9OxH9pkRn8kYN.
  date published: 2026-07-02T03:30:09Z

Barquitos De Papel
type: MusicRecording
duration: PT4M24S
duration ms: 264888
explicit: false
by artist: Papel Maché
in album: Susurros de la Galaxia
  type: MusicAlbum
  date published: 2022-08-12
isrc code: QZ2J21505264
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T17:54:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x41086b3b25a58860d4fff7ed65287b4555dadd779f0b721c9acdef20e98f9490
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/4AndVnmWLlf4TCH5eVXpxh.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4AndVnmWLlf4TCH5eVXpxh
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x41086b3b25a58860d4fff7ed65287b4555dadd779f0b721c9acdef20e98f9490","isrc":"QZ2J21505264","name":"Barquitos De Papel","registered_at":"2026-06-10T17:54:51Z","spotify_id":"4AndVnmWLlf4TCH5eVXpxh","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 0x41086b3b25a58860d4fff7ed65287b4555dadd779f0b721c9acdef20e98f9490. 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/4AndVnmWLlf4TCH5eVXpxh.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/4AndVnmWLlf4TCH5eVXpxh.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x41086b3b25a58860d4fff7ed65287b4555dadd779f0b721c9acdef20e98f9490","isrc":"QZ2J21505264","name":"Barquitos De Papel","registered_at":"2026-06-10T17:54:51Z","spotify_id":"4AndVnmWLlf4TCH5eVXpxh","type":"track"}

Meteórico Astronómico
type: MusicRecording
duration: PT4M7S
duration ms: 247844
explicit: false
by artist: Papel Maché
in album: Susurros de la Galaxia
  type: MusicAlbum
  date published: 2022-08-12
isrc code: USCGH2159886
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T03:39:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb00467289698b72f1c80070a31ca55be80adb2fdc925b47a4bfc3cb43f9f7108
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/4zZ9mSNDKRyRmZ7ryWOGqd.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4zZ9mSNDKRyRmZ7ryWOGqd
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb00467289698b72f1c80070a31ca55be80adb2fdc925b47a4bfc3cb43f9f7108","isrc":"USCGH2159886","name":"Meteórico Astronómico","registered_at":"2026-06-08T03:39:49Z","spotify_id":"4zZ9mSNDKRyRmZ7ryWOGqd","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 0xb00467289698b72f1c80070a31ca55be80adb2fdc925b47a4bfc3cb43f9f7108. 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/4zZ9mSNDKRyRmZ7ryWOGqd.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/4zZ9mSNDKRyRmZ7ryWOGqd.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0xb00467289698b72f1c80070a31ca55be80adb2fdc925b47a4bfc3cb43f9f7108","isrc":"USCGH2159886","name":"Meteórico Astronómico","registered_at":"2026-06-08T03:39:49Z","spotify_id":"4zZ9mSNDKRyRmZ7ryWOGqd","type":"track"}

Necesito Necesitarte
type: MusicRecording
duration: PT3M48S
duration ms: 228679
explicit: false
by artist: Papel Maché
by artist: Mafe Romay
in album: Susurros de la Galaxia
  type: MusicAlbum
  date published: 2022-08-12
isrc code: USHM92163107
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T12:27:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x86213e5cd3e6be4792b5417279bbe385c5d9680aa9c41c43a2519a5c22d54333
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/6CiT3oZbZnSrMoeXHAvWTK.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6CiT3oZbZnSrMoeXHAvWTK
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x86213e5cd3e6be4792b5417279bbe385c5d9680aa9c41c43a2519a5c22d54333","isrc":"USHM92163107","name":"Necesito Necesitarte","registered_at":"2026-06-08T12:27:30Z","spotify_id":"6CiT3oZbZnSrMoeXHAvWTK","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 0x86213e5cd3e6be4792b5417279bbe385c5d9680aa9c41c43a2519a5c22d54333. 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/6CiT3oZbZnSrMoeXHAvWTK.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/6CiT3oZbZnSrMoeXHAvWTK.
  date published: 2026-06-13T17:25:41Z
  text: {"copyright_id":"0x86213e5cd3e6be4792b5417279bbe385c5d9680aa9c41c43a2519a5c22d54333","isrc":"USHM92163107","name":"Necesito Necesitarte","registered_at":"2026-06-08T12:27:30Z","spotify_id":"6CiT3oZbZnSrMoeXHAvWTK","type":"track"}

Si La Galaxia
type: MusicRecording
duration: PT3M58S
duration ms: 238055
explicit: false
by artist: Papel Maché
by artist: FerMusicK
in album: Susurros de la Galaxia
  type: MusicAlbum
  date published: 2022-08-12
isrc code: QZ2J21505492
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-11T11:00:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1b40f92514df22b7959af837f6595ead3d173ae2169cb0b6922e878506234163
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/223NwcTkqEeuvXVFBHKVum.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/223NwcTkqEeuvXVFBHKVum
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1b40f92514df22b7959af837f6595ead3d173ae2169cb0b6922e878506234163","isrc":"QZ2J21505492","name":"Si La Galaxia","registered_at":"2026-06-11T11:00:55Z","spotify_id":"223NwcTkqEeuvXVFBHKVum","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 0x1b40f92514df22b7959af837f6595ead3d173ae2169cb0b6922e878506234163. 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/223NwcTkqEeuvXVFBHKVum.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/223NwcTkqEeuvXVFBHKVum.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x1b40f92514df22b7959af837f6595ead3d173ae2169cb0b6922e878506234163","isrc":"QZ2J21505492","name":"Si La Galaxia","registered_at":"2026-06-11T11:00:55Z","spotify_id":"223NwcTkqEeuvXVFBHKVum","type":"track"}

A Los Montes
type: MusicRecording
duration: PT4M24S
duration ms: 264197
explicit: false
by artist: Papel Maché
by artist: Jaz Jacob
in album: Susurros de la Galaxia
  type: MusicAlbum
  date published: 2022-08-12
isrc code: USHM22157257
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T04:47:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5a4fac557d42f60f46b2daca0d9fbd37169d97b0d44a0a55d3dec0dafb118a08
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/2AbUfGIsT824qfoc3Xm2X9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2AbUfGIsT824qfoc3Xm2X9
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x5a4fac557d42f60f46b2daca0d9fbd37169d97b0d44a0a55d3dec0dafb118a08","isrc":"USHM22157257","name":"A Los Montes","registered_at":"2026-06-09T04:47:50Z","spotify_id":"2AbUfGIsT824qfoc3Xm2X9","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 0x5a4fac557d42f60f46b2daca0d9fbd37169d97b0d44a0a55d3dec0dafb118a08. 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/2AbUfGIsT824qfoc3Xm2X9.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/2AbUfGIsT824qfoc3Xm2X9.
  date published: 2026-06-13T15:41:10Z
  text: {"copyright_id":"0x5a4fac557d42f60f46b2daca0d9fbd37169d97b0d44a0a55d3dec0dafb118a08","isrc":"USHM22157257","name":"A Los Montes","registered_at":"2026-06-09T04:47:50Z","spotify_id":"2AbUfGIsT824qfoc3Xm2X9","type":"track"}

Mi Hogar
type: MusicRecording
duration: PT4M27S
duration ms: 267900
explicit: false
by artist: Papel Maché
in album: Susurros de la Galaxia
  type: MusicAlbum
  date published: 2022-08-12
isrc code: QZ2J21505136
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T05:23:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9988b990a447ad58b5d3cdf97ef345123b692683e718e53e0c5d246156fd992a
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/7dWbHZaYlJwwUNjfhKOpLB.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/7dWbHZaYlJwwUNjfhKOpLB
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9988b990a447ad58b5d3cdf97ef345123b692683e718e53e0c5d246156fd992a","isrc":"QZ2J21505136","name":"Mi Hogar","registered_at":"2026-06-23T05:23:56Z","spotify_id":"7dWbHZaYlJwwUNjfhKOpLB","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 0x9988b990a447ad58b5d3cdf97ef345123b692683e718e53e0c5d246156fd992a. 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/7dWbHZaYlJwwUNjfhKOpLB.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/7dWbHZaYlJwwUNjfhKOpLB.
  date published: 2026-07-02T03:55:08Z
  text: {"copyright_id":"0x9988b990a447ad58b5d3cdf97ef345123b692683e718e53e0c5d246156fd992a","isrc":"QZ2J21505136","name":"Mi Hogar","registered_at":"2026-06-23T05:23:56Z","spotify_id":"7dWbHZaYlJwwUNjfhKOpLB","type":"track"}

Satélite
type: MusicRecording
duration: PT4M8S
duration ms: 248181
explicit: false
by artist: Papel Maché
by artist: FerMusicK
by artist: TWICE
in album: Susurros de la Galaxia
  type: MusicAlbum
  date published: 2022-08-12
isrc code: QZ2J21505493
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T05:16:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2d3e22ed9fa6f8d76a33e5610af0edf9591bba9537d618aa96f60bbc3b758e32
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/72IgP8yymB8TQYFKgysU1j.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/72IgP8yymB8TQYFKgysU1j
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x2d3e22ed9fa6f8d76a33e5610af0edf9591bba9537d618aa96f60bbc3b758e32","isrc":"QZ2J21505493","name":"Satélite","registered_at":"2026-06-23T05:16:06Z","spotify_id":"72IgP8yymB8TQYFKgysU1j","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 0x2d3e22ed9fa6f8d76a33e5610af0edf9591bba9537d618aa96f60bbc3b758e32. 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/72IgP8yymB8TQYFKgysU1j.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/72IgP8yymB8TQYFKgysU1j.
  date published: 2026-07-02T05:09:12Z
  text: {"copyright_id":"0x2d3e22ed9fa6f8d76a33e5610af0edf9591bba9537d618aa96f60bbc3b758e32","isrc":"QZ2J21505493","name":"Satélite","registered_at":"2026-06-23T05:16:06Z","spotify_id":"72IgP8yymB8TQYFKgysU1j","type":"track"}

Grace
type: MusicRecording
duration: PT3M42S
duration ms: 222270
explicit: false
by artist: Papel Maché
by artist: Betty Akna
in album: Susurros de la Galaxia
  type: MusicAlbum
  date published: 2022-08-12
isrc code: QZ2J21505494

No Se Cuarentena
type: MusicRecording
duration: PT4M19S
duration ms: 259793
explicit: false
by artist: Papel Maché
by artist: EL HERMANO
in album: Susurros de la Galaxia
  type: MusicAlbum
  date published: 2022-08-12
isrc code: TCAEL1909288
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T17:55:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4d49bbd781fafe42eac0477a500e6d515e39c5924aab4c6b0dd51f614461e14d
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/52vTKgl457WFQ2C0k1Sjo5.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/52vTKgl457WFQ2C0k1Sjo5
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4d49bbd781fafe42eac0477a500e6d515e39c5924aab4c6b0dd51f614461e14d","isrc":"TCAEL1909288","name":"No Se Cuarentena","registered_at":"2026-06-10T17:55:45Z","spotify_id":"52vTKgl457WFQ2C0k1Sjo5","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 0x4d49bbd781fafe42eac0477a500e6d515e39c5924aab4c6b0dd51f614461e14d. 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/52vTKgl457WFQ2C0k1Sjo5.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/52vTKgl457WFQ2C0k1Sjo5.
  date published: 2026-06-13T13:32:09Z
  text: {"copyright_id":"0x4d49bbd781fafe42eac0477a500e6d515e39c5924aab4c6b0dd51f614461e14d","isrc":"TCAEL1909288","name":"No Se Cuarentena","registered_at":"2026-06-10T17:55:45Z","spotify_id":"52vTKgl457WFQ2C0k1Sjo5","type":"track"}

Luna
type: MusicRecording
duration: PT4M14S
duration ms: 254666
explicit: false
by artist: Papel Maché
by artist: Samuel Troc
in album: Susurros de la Galaxia
  type: MusicAlbum
  date published: 2022-08-12
isrc code: QZ2J21505495
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T03:43:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xab475d693116c32fef7387f772cffbb66c8878f1074ed2c88887ecb1880c1d41
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/1w4jmcNO36UA48HVGUNsTL.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1w4jmcNO36UA48HVGUNsTL
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:34:59Z
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 0xab475d693116c32fef7387f772cffbb66c8878f1074ed2c88887ecb1880c1d41. 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/1w4jmcNO36UA48HVGUNsTL.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/1w4jmcNO36UA48HVGUNsTL.
  date published: 2026-07-02T11:34:59Z

Miserables Desastres
type: MusicRecording
duration: PT3M59S
duration ms: 239029
explicit: false
by artist: Papel Maché
in album: Susurros de la Galaxia
  type: MusicAlbum
  date published: 2022-08-12
isrc code: USX9P2042392
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T03:17:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe56fba9ff504f7e5ee43adfd20cd1f20a94b098060fd2357a5d16b688b97e76f
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/5iS15qGidT8uwGifydaGBl.json
additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe56fba9ff504f7e5ee43adfd20cd1f20a94b098060fd2357a5d16b688b97e76f. 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/5iS15qGidT8uwGifydaGBl.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/5iS15qGidT8uwGifydaGBl.
  date published: 2026-07-02T03:55:08Z
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Aos Montes
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duration ms: 264197
explicit: false
by artist: Papel Maché
by artist: Daniel Lüdtke
in album: Susurros de la Galaxia
  type: MusicAlbum
  date published: 2022-08-12
isrc code: USHM82184995
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x758e4007153c0f72037b70796139db2aa2d823b584f038b6ccf7db0c8f729589. 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/6MGoiS7nL5yAoDhUAaVxOo.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/6MGoiS7nL5yAoDhUAaVxOo.
  date published: 2026-07-02T11:34:59Z
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Aquel Verano
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duration: PT3M27S
duration ms: 207659
explicit: false
by artist: Papel Maché
in album: Susurros de la Galaxia
  type: MusicAlbum
  date published: 2022-08-12
isrc code: QZ2J21505025

Pandemia Mundial
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duration: PT4M11S
duration ms: 251506
explicit: false
by artist: Papel Maché
in album: Susurros de la Galaxia
  type: MusicAlbum
  date published: 2022-08-12
isrc code: QZ2J21505026

Papá
type: MusicRecording
duration: PT4M13S
duration ms: 253211
explicit: false
by artist: Anna Blasco
by artist: Papel Maché
in album: Papá
  type: MusicAlbum
  date published: 2022-11-18
isrc code: USL4Q2234899

Satélite
type: MusicRecording
duration: PT4M8S
duration ms: 248181
explicit: false
by artist: Papel Maché
by artist: TWICE
by artist: FerMusicK
in album: Satélite
  type: MusicAlbum
  date published: 2023-03-17
isrc code: QZ2J21506429