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genre: opera
popularity: 24
followers: 148
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album: Verdi: Il Trovatore, Act 3: "Di quella pira"
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  date published: 2017-12-08
album: Music of Barbara Harbach, Vol. 17 - Choral Music I
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  date published: 2023-11-06
album: This is the Truth
  type: MusicAlbum
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album: Marx: Orchestral Songs and Choral Works
  type: MusicAlbum
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album: d'Avalos: Maria di Venosa
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album: Rossini: La Cenerentola, Act II: Non più mesta
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album: Bellini: I Capuleti e i Montecchi, Act I: Ascolta! Se Romeo t'uccise un figlio
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album: Puccini: Turandot, SC 91, Act III: Nessun dorma
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track: Il Trovatore / Act 3: "Di quella pira"
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track: Que Canten Los Niños
track: Carmen, WD 31, Act IV: C'est toi, c'est-moi!
track: Carmen, WD 31, Act IV: Viva! Viva! La course est belle!
track: Feliz Navidad
track: What Child is This

La Cenerentola, Act II: Non più mesta
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  date published: 2026-07-08T03:22:41Z
audio: La Cenerentola, Act II: Non più mesta
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I Capuleti e i Montecchi, Act I: Ascolta! Se Romeo t'uccise un figlio
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  date published: 2026-07-02T03:55:08Z
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Turandot, SC 91, Act III: Nessun dorma
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Il Trovatore / Act 3: "Di quella pira"
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Que Canten Los Niños
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by artist: Graham Foote
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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additional property: ProofProfileEvidenceStatus
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T14:04:01Z
audio: Que Canten Los Niños
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Carmen, WD 31, Act IV: C'est toi, c'est-moi!
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duration ms: 375133
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by artist: Freddie De Tommaso
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by artist: Apollo Voices
by artist: Philharmonia Orchestra
by artist: Paolo Arrivabeni
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  type: MusicAlbum
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popularity: 4
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T12:45:34Z
audio: Carmen, WD 31, Act IV: C'est toi, c'est-moi!
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additional property: OTSTimestamp
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Carmen, WD 31, Act IV: Viva! Viva! La course est belle!
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duration ms: 239613
explicit: false
by artist: Georges Bizet
by artist: Freddie De Tommaso
by artist: Aigul Akhmetshina
by artist: Apollo Voices
by artist: Philharmonia Orchestra
by artist: Paolo Arrivabeni
in album: Il Tenore
  type: MusicAlbum
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popularity: 3
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T18:46:00Z
audio: Carmen, WD 31, Act IV: Viva! Viva! La course est belle!
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additional property: OTSTimestamp
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Feliz Navidad
type: MusicRecording
duration: PT3M50S
duration ms: 230600
explicit: false
by artist: José Feliciano
by artist: Rolando Villazón
by artist: Slovak National Symphony Orchestra
by artist: Allan Wilson
by artist: Apollo Voices
by artist: Graham Foote
in album: Feliz Navidad
  type: MusicAlbum
  date published: 2018-11-16
popularity: 2
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c3a7e2cf77e604b0c725fa3a427ff7f12ce20e195edad124ee1084584daa0c0. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), 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/DEN961801100.
  date published: 2026-07-29T19:35:34Z
audio: Feliz Navidad
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Acousticness
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additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: ContentHash
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additional property: OTSHash
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

What Child is This
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duration: PT3M45S
duration ms: 225293
explicit: false
by artist: Traditional
by artist: Rolando Villazón
by artist: Slovak National Symphony Orchestra
by artist: Allan Wilson
by artist: James Hayto
by artist: Sam Vincent
by artist: Apollo Voices
by artist: Graham Foote
in album: Feliz Navidad
  type: MusicAlbum
  date published: 2018-11-16
popularity: 1
genre: bhajan
genre: gregorian-chant
genre: medieval
genre: traditional-music
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T19:53:13Z
audio: What Child is This
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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