La Internacional Sonora de Lucho Argain
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0b11fd2e5b32ab82f1b6729956f94a272133779b5791efbd1746d8948f18994. Chain 2 (Bitcoin): anchored in block 953742 (2026-06-15T04:47:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/73bda692-e3b6-4178-b251-e329c5559f1c.json and https://artists.proofprofile.net/proofs/artist/73bda692-e3b6-4178-b251-e329c5559f1c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T04:47:56Z
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album: Éxitos
  type: MusicAlbum
  date published: 2019-06-14
album: Entre Amigos
  type: MusicAlbum
  date published: 2019-07-26
album: La Loba
  type: MusicAlbum
  date published: 2020-02-14
album: La Roba Maridos
  type: MusicAlbum
  date published: 2020-04-03
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    by artist: La Internacional Sonora de Lucho Argain
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      type: MusicAlbum
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    additional property: OTSVerifyInstructions
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      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-17T03:11:50Z
    audio: La Roba Maridos
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album: No Pasa Nada
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album: Cumbia Cariñito (En Vivo)
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  date published: 2021-07-02
album: Se Me Perdió la Cadenita (En Vivo)
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  date published: 2021-08-20
album: Qué Bello (En Vivo)
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  date published: 2021-09-03
  track: Qué Bello (En Vivo)
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      date published: 2021-09-03
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    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-21T04:23:00Z
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album: Mi Cucú (En Vivo)
album: Escándalo (En Vivo)
album: Las Brujas (En Vivo)
album: Añejo W
album: Lejanía
album: El Hombre Necio

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Mi Cucú (En Vivo)
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date published: 2021-10-01

Escándalo (En Vivo)
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date published: 2021-10-15

Las Brujas (En Vivo)
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date published: 2021-10-29

Añejo W
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date published: 2022-01-28

Lejanía
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date published: 2022-03-18

El Hombre Necio
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date published: 2022-03-25
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-15T17:14:36Z
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