Raúl Quiroga
type: MusicGroup
description: Raúl Nicolás Quiroga (born 26 January 1962, in San Juan Province, Argentina) is a retired volleyball player from Argentina who represented his native country in two Summer Olympics. After having finis
popularity: 4
followers: 193
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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 0xe5570e8a093c7131246e51d64cd4570b8273f1806db8e7d1bfe11acf1379d62f. Chain 2 (Bitcoin): anchored in block 954342 (2026-06-19T03:22:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/8dea29d1-3753-4b01-b189-44493f6707fc.json and https://artists.proofprofile.net/proofs/artist/8dea29d1-3753-4b01-b189-44493f6707fc.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-19T03:22:39Z
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album: América
  type: MusicAlbum
  date published: 1995-06-01
album: América
  type: MusicAlbum
  date published: 1995-06-01
album: Las Mejores Canciones Latinas
  type: MusicAlbum
  date published: 1995-06-01
album: Las Mejores Canciones Latinas
  type: MusicAlbum
  date published: 1995-06-01
album: Um Homem do Sul
  type: MusicAlbum
  date published: 2003-11-21
album: Raúl Quiroga um Canto Sem Fronteiras
  type: MusicAlbum
  date published: 2010
album: Un Canto Sin Fronteras
  type: MusicAlbum
  date published: 2010-01-09
album: SABOR LATINO
  type: MusicAlbum
  date published: 2017-03-01
album: Sabor Latino
  type: MusicAlbum
  date published: 2017-05-06
album: Sangre Gitano, Vol. 1
  type: MusicAlbum
  date published: 2017-11-24
  track: Mãe Dos Filhos Do Vento
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    by artist: Raúl Quiroga
    in album: Sangre Gitano, Vol. 1
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      date published: 2017-11-24
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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: 2026-07-05T10:01:46Z
    audio: Mãe Dos Filhos Do Vento
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      additional property: Danceability
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        value: 0.448
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      additional property: Speechiness
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      additional property: Acousticness
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      additional property: Instrumentalness
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      additional property: Liveness
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      additional property: Valence (Positivity)
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        value: 0.523
      additional property: Loudness (dB)
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        value: -5.628
      additional property: Key Name
        type: PropertyValue
        value: A
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Raúl Quiroga 40 Anos
  type: MusicAlbum
  date published: 2019-03-17
album: Elis É Luz
  type: MusicAlbum
  date published: 2022-02-10
album: Sentimento Campeiro
  type: MusicAlbum
  date published: 2022-05-18
album: Canto de Luz
  type: MusicAlbum
  date published: 2023-08-03
album: Um Rancho Lindo Lá no Fim do Mundo
  type: MusicAlbum
  date published: 2023-09-05
track: Merceditas

Merceditas
type: MusicRecording
duration: PT3M40S
duration ms: 220333
explicit: false
by artist: Raúl Quiroga
in album: Merceditas: 15 Interpretações
  type: MusicAlbum
  date published: 2011-04-05
isrc code: BRUSA1100198
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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
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb38527d1a9b04b577af88aab459edceb9dc9541b681e45b60970182a2489f129. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRUSA1100198.
  date published: 2026-07-08T08:56:20Z
audio: Merceditas
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  additional property: Danceability
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  additional property: Valence (Positivity)
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    value: 0.508
  additional property: Loudness (dB)
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    value: -9.834
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