José Carreras
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genre: opera
description: Josep Maria Carreras Coll (; born 5 December 1946), better known as José Carreras (, ), is a Spanish operatic tenor who is particularly known for his performances in the operas of Donizetti, Verdi and
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album: Verdi: Don Carlos
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album: Great Verdi Voices
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album: Lucia di Lammermoor - Highlights
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  track: Lucia di Lammermoor / Act 3: "Ah! Dalle stanze ove Lucia"
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album: Tesoros de la Música (José Carreras)
album: Massenet, Fauré, Falla & Others: Art Songs (Live)
album: Carreras: The 50 Greatest Tracks
album: Clásicos Inolvidables Vol. 31, Zarzuela
album: Christmas in Moscow
album: José Carreras
album: Mattinata
album: José Carreras Sings Donizetti, Bellini, Verdi, Mercadente, Ponchielli
album: José Carreras - Granada
album: 25
album: Energia
album: Zarzuela Recital: Jose Carreras
album: Jose Carreras: Canciones
album: Voces de Oro : José Carreras
album: Live in Vienna
album: Comeback Concerts
album: The Greatest Voices of All: Jose Carreras
album: Puccini & Verdi: Carreras Vol. 1
album: Carreras Vol. 2
album: Verdi: Requiem; 4 Sacred Pieces
album: Carreras singt Puccini
album: Jose Carreras
album: Jose Carreras Performs Verdi
album: Jose Carreras Performs Pucinni
album: The Definitive José Carreras Collection
album: The Three Tenors
album: Satin
album: The Voice Volume 2
album: The Voice Volume 1
album: La donna è mobile
album: Ingemisco
album: Tenors - Pavarotti, Domingo, Carreras
album: Jose Carreras & Friends
album: Jose Carreras In Concert
album: Boleros and Love Songs of Spain
album: Joan Massià: Seven songs / Violin and piano works
album: T'estim I T'estimaré
album: Very Best of José Carreras
album: Amor - Opera's Great Love Songs
album: Offenbach: La Périchole
album: Vocal Masters: La Partida
track: Puccini: La bohème, Act 1: "Che gelida manina" (Rodolfo)
track: 'O sole mio - Live
track: Puccini: La bohème, Act 1: "Sì. Mi chiamano Mimì" (Mimì, Rodolfo, Schaunard, Colline, Marcello)
track: Puccini: La bohème, Act 1: "O soave fanciulla" (Rodolfo, Mimì)
track: Funiculì, funiculà - Live
track: La traviata / Act 1: "Libiamo ne'lieti calici" - Live
track: La traviata, Act I: Libiamo ne' lieti calici (Alfredo, Violetta, Chorus)
track: Rigoletto / Act 3: "La donna è mobile" - Live
track: Torna a Surriento - Live
track: Amigos Para Siempre
track: Panis Angelicus
track: Concierto de Aranjuez: II. En Aranjuez con tu amor
track: Turandot / Act 3: "Nessun dorma!" - Live
track: Granada
track: L'ultima canzone
track: Mattinata - Wien, Wien, nur du allein - Amapola - Live
track: The Merry Widow (Die lustige Witwe) / Act 2: Lippen schweigen - Live

L'Arlesiana / Act 2: "E la solita storia" (Lamento di Federico) - Live
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audio: L'Arlesiana / Act 2: "E la solita storia" (Lamento di Federico) - Live
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Granada - Live
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Core 'ngrato - Live
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Contigo Aprendi
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duration: PT4M3S
duration ms: 243920
explicit: false
by artist: José Carreras
in album: 25
  type: MusicAlbum
  date published: 2013-12-06
genre: opera
isrc code: DES311300331
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additional property: OTSVerificationAPI
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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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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T06:56:49Z
audio: Contigo Aprendi
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Perfida
type: MusicRecording
duration: PT3M15S
duration ms: 195933
explicit: false
by artist: José Carreras
by artist: José Felicicano
in album: 25
  type: MusicAlbum
  date published: 2013-12-06
genre: opera
isrc code: DES311300332
additional property: CopyrightID
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b878e4c38f46d4b2139ef263969ba8526c980800a02dde834751f15c780e351. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/DES311300332.
  date published: 2026-07-02T03:55:08Z
audio: Perfida
  type: AudioObject
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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    type: PropertyValue
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  additional property: Danceability
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Core'ngrato (Catari)
type: MusicRecording
duration: PT3M51S
duration ms: 231920
explicit: false
by artist: José Carreras
by artist: Vincenzo Scalera
in album: Live in Vienna
  type: MusicAlbum
  date published: 2012-11-16
popularity: 16
genre: opera
isrc code: DEU241264187
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60ee30eb3689ccc2171248fd1f196b37f3a418a3aef0c5393892a42c01a48181. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/DEU241264187.
  date published: 2026-06-13T15:41:10Z
audio: Core'ngrato (Catari)
  type: AudioObject
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  additional property: Musical Key
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La Bohème: Act I. Che Gelida Manina
type: MusicRecording
duration: PT5M26S
duration ms: 326506
explicit: false
by artist: José Carreras
in album: The Greatest Voices of All: Jose Carreras
  type: MusicAlbum
  date published: 2012-11-11
genre: opera
isrc code: GBQRF0811259
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBQRF0811259
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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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 0x422ef043c37b6abf7a821208b8b564640e78e5e9419f94a084ecda22080e190f. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/GBQRF0811259.
  date published: 2026-07-02T03:55:08Z
audio: La Bohème: Act I. Che Gelida Manina
  type: AudioObject
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  additional property: Valence (Positivity)
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  additional property: Mode Name
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Com he fet sempre (My Way)
type: MusicRecording
duration: PT5M10S
duration ms: 310973
explicit: false
by artist: José Carreras
in album: T'estim I T'estimaré
  type: MusicAlbum
  date published: 2006
genre: opera
isrc code: ES5300613084
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T17:25:41Z
audio: Com he fet sempre (My Way)
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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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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Turandot: Nessun dorma (Act III)
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duration: PT4M10S
duration ms: 250266
explicit: false
by artist: Giacomo Puccini
by artist: Orchestre Philharmonique De Strasbourg
by artist: Alain Lombard
by artist: Choeurs De L'Opera Du Rhin
by artist: José Carreras
in album: Very Best of José Carreras
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  date published: 2003-04-22
popularity: 17
isrc code: GBAYC8602668
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additional property: CopyrightStatus
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8602668
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Turandot: Nessun dorma (Act III)
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
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  additional property: Energy
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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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  additional property: Loudness (dB)
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Manon Lescaut / Act 1: Donna non vidi mai
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duration: PT2M9S
duration ms: 129840
explicit: false
by artist: Giacomo Puccini
by artist: José Carreras
by artist: Orchestra del Teatro Comunale di Bologna
by artist: Riccardo Chailly
in album: Amor - Opera's Great Love Songs
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  date published: 1998-01-01
isrc code: GBF078740807
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
  type: PropertyValue
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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 0x9c20d89570b3dcb3e0af06f7eb31414537f0cd345e4b484c3bea7988cbd4c21c. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/GBF078740807.
  date published: 2026-07-02T11:34:59Z
audio: Manon Lescaut / Act 1: Donna non vidi mai
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Energy
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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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  additional property: Loudness (dB)
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  additional property: Key Name
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Puccini: La bohème, Act 1: "Sì. Mi chiamano Mimì" (Mimì, Rodolfo, Schaunard, Colline, Marcello)
type: MusicRecording
duration: PT5M32S
duration ms: 332413
explicit: false
by artist: Giacomo Puccini
by artist: Barbara Hendricks
by artist: Francesco Ellero D'Artegna
by artist: Gino Quilico
by artist: James Conlon
by artist: José Carreras
by artist: Orchestre National De France
by artist: Richard Cowan
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 30
isrc code: FRZ208701404
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953515
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208701404
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 953515
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T12:53:06+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf277fc565da5cd63cb323b4b6c0f6e27217703dd12a41592eb8324f5aba81f89. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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/FRZ208701404.
  date published: 2026-06-13T12:53:06Z
audio: Puccini: La bohème, Act 1: "Sì. Mi chiamano Mimì" (Mimì, Rodolfo, Schaunard, Colline, Marcello)
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.037
  additional property: Loudness (dB)
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    value: -29.511
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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Funiculì, funiculà - Live
type: MusicRecording
duration: PT1M21S
duration ms: 81933
explicit: false
by artist: Luigi Denza
by artist: José Carreras
by artist: Plácido Domingo
by artist: Luciano Pavarotti
by artist: Los Angeles Philharmonic
by artist: Zubin Mehta
in album: The Three Tenors - In Concert, Rome 1990 (And Selected Highlights)
  type: MusicAlbum
  date published: 2020-07-04
popularity: 30
genre: italian-romanticism
genre: post-romantic-era
genre: canzone-napoletana
isrc code: USWI19400016
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953536
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USWI19400016
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T12:47:07+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f511cc0119f4862ff968510665de7c41d4257988caba81e1d36945794fac23f. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/USWI19400016.
  date published: 2026-06-13T17:25:41Z
audio: Funiculì, funiculà - Live
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Mode Name
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La traviata / Act 1: "Libiamo ne'lieti calici" - Live
type: MusicRecording
duration: PT3M5S
duration ms: 185840
explicit: false
by artist: Giuseppe Verdi
by artist: José Carreras
by artist: Plácido Domingo
by artist: Luciano Pavarotti
by artist: Los Angeles Music Center Opera Chorus
by artist: Los Angeles Philharmonic
by artist: Zubin Mehta
in album: The Three Tenors - In Concert, Rome 1990 (And Selected Highlights)
  type: MusicAlbum
  date published: 2020-07-04
popularity: 28
genre: classical
genre: opera
isrc code: USWI19400027
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953515
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USWI19400027
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:53:06Z
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T12:47:07+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e95c17fd485573aba6f3ad450068ba7559c146fff7cbdf9bcc392fa9ef39ccb. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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/USWI19400027.
  date published: 2026-06-13T12:53:06Z
audio: La traviata / Act 1: "Libiamo ne'lieti calici" - Live
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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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: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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    value: Bb
  additional property: Mode Name
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La traviata, Act I: Libiamo ne' lieti calici (Alfredo, Violetta, Chorus)
type: MusicRecording
duration: PT3M20S
duration ms: 200506
explicit: false
by artist: Giuseppe Verdi
by artist: Zubin Mehta
by artist: José Carreras
by artist: Luciano Pavarotti
by artist: Plácido Domingo
by artist: Los Angeles Philharmonic
by artist: Los Angeles Music Center Opera Chorus
in album: World Opera Day 2023
  type: MusicAlbum
  date published: 2023-08-11
popularity: 23
genre: classical
genre: opera
isrc code: DEA809403501
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T02:17:41+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x6892ba1c70f52bc112cdb0b1e20423b47d5baeda7b86acba60387078a77b15fd
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953528
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA809403501
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
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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 0x6892ba1c70f52bc112cdb0b1e20423b47d5baeda7b86acba60387078a77b15fd. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/DEA809403501.
  date published: 2026-06-13T15:41:10Z
audio: La traviata, Act I: Libiamo ne' lieti calici (Alfredo, Violetta, Chorus)
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
    value: 0.968
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.502
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.486
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
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Rigoletto / Act 3: "La donna è mobile" - Live
type: MusicRecording
duration: PT2M31S
duration ms: 151253
explicit: false
by artist: José Carreras
by artist: Plácido Domingo
by artist: Luciano Pavarotti
by artist: Los Angeles Philharmonic
by artist: Zubin Mehta
in album: Vocal Miracles
  type: MusicAlbum
  date published: 2023-04-18
popularity: 22
genre: opera
isrc code: USWI19400026
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T05:16:42+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USWI19400026
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 953513
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T12:47:07+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbab63ad2348d344a22d268ee9cbaada0a17ebc5d012df1b7f41e13d44a32d496. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/USWI19400026.
  date published: 2026-06-13T13:32:09Z
audio: Rigoletto / Act 3: "La donna è mobile" - Live
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Energy
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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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  additional property: Loudness (dB)
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  additional property: Key Name
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Torna a Surriento - Live
type: MusicRecording
duration: PT3M36S
duration ms: 216906
explicit: false
by artist: Ernesto de Curtis
by artist: José Carreras
by artist: Plácido Domingo
by artist: Luciano Pavarotti
by artist: Los Angeles Philharmonic
by artist: Zubin Mehta
in album: The Three Tenors - In Concert, Rome 1990 (And Selected Highlights)
  type: MusicAlbum
  date published: 2020-07-04
popularity: 21
genre: canzone-napoletana
genre: electro-swing
isrc code: USWI19400025
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-07T19:09:22+00:00
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953528
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USWI19400025
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T15:41:10Z
audio: Torna a Surriento - Live
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Panis Angelicus
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by artist: Michael G. Gormley
by artist: Wiener Symphoniker
by artist: Uwe Christian Harrer
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genre: chamber-music
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Panis Angelicus
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Turandot / Act 3: "Nessun dorma!" - Live
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by artist: José Carreras
by artist: Plácido Domingo
by artist: Luciano Pavarotti
by artist: Orchestra Del Teatro Dell'Opera Di Roma
by artist: Orchestra del Maggio Musicale Fiorentino
by artist: Zubin Mehta
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Turandot / Act 3: "Nessun dorma!" - Live
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Mattinata - Wien, Wien, nur du allein - Amapola - Live
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by artist: Rudolf Sieczynski
by artist: Joseph Maria Lacalle
by artist: José Carreras
by artist: Plácido Domingo
by artist: Luciano Pavarotti
by artist: Orchestra del Maggio Musicale Fiorentino
by artist: Orchestra Del Teatro Dell'Opera Di Roma
by artist: Zubin Mehta
in album: The Three Tenors - In Concert, Rome 1990 (And Selected Highlights)
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popularity: 13
genre: italian-opera
genre: italian-romanticism
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Mattinata - Wien, Wien, nur du allein - Amapola - Live
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Lucia di Lammermoor / Act 3: "Ah! Dalle stanze ove Lucia"
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by artist: Samuel Ramey
by artist: New Philharmonia Orchestra
by artist: Jesús López-Cobos
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genre: opera
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Lucia di Lammermoor / Act 3: "Ah! Dalle stanze ove Lucia"
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Lucia di Lammermoor / Act 3: "Il dolce suono"
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by artist: Montserrat Caballé
by artist: Ann Murray
by artist: José Carreras
by artist: Claes-Håkon Ahnsjö
by artist: Vincenzo Sardinero
by artist: Samuel Ramey
by artist: New Philharmonia Orchestra
by artist: Jesús López-Cobos
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genre: opera
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Lucia di Lammermoor / Act 3: "Il dolce suono"
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Tesoros de la Música (José Carreras)
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Massenet, Fauré, Falla & Others: Art Songs (Live)
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date published: 2019-03-15
track: 3 Songs, Op. 7: No. 1, Après un rêve (Live)
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:39:04Z
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    date published: 2026-07-08T08:56:20Z
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:20:19Z

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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:53:27Z
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track: L'Arlesiana / Act 2: "E la solita storia" (Lamento di Federico) - Live
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track: Pagliacci / Act 1: "Vesti la giubba"
track: Gli Zingari / Act 1: "Dammi un amore"
track: Un ballo in maschera / Act 3: "Ma se m'è forza perderti"
track: Il Duca d'Alba / Act 4: "Inosservato...Angelo casto e bel"
track: Il giuramento / Act 2: "Compiuta è omai...Fu celeste"
track: Il figliuol prodigo: "Tenda natal"
track: La bohème / Act 3: "Testa adorata"
track: Tosca / Act 1: "Recondita armonia" - Edit
track: Turandot / Act 3: "Nessun dorma"
track: Granada - Live
track: Mattinata
track: Funiculì, funiculà
track: A Vucchella
track: Marechiare
track: Quiéreme mucho
track: La Danza
track: Cats: Memory
track: Plaisir d'amour
track: West Side Story: Tonight
track: Fenesta che Lucive
track: Malia
track: Ave Maria
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:20:19Z

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  date published: 2026-07-08T03:20:19Z
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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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
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa48df9f6502a80a0b1753388b51706d581748278c327a888ccf8c63c66e1d884. 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/NLA507823410.
  date published: 2026-07-08T08:56:20Z
audio: Gli Zingari / Act 1: "Dammi un amore"
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Un ballo in maschera / Act 3: "Ma se m'è forza perderti"
type: MusicRecording
duration: PT2M49S
duration ms: 169333
explicit: false
by artist: Giuseppe Verdi
by artist: José Carreras
by artist: Orchestra of the Royal Opera House, Covent Garden
by artist: Sir Colin Davis
in album: Carreras: The 50 Greatest Tracks
  type: MusicAlbum
  date published: 2016-09-01
genre: classical
genre: opera
isrc code: NLA507719631
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507719631
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf32a1685482d44ba26948ec93f13b95c18d7b4eb43cb00bd098e58bbdbd28e61. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/NLA507719631.
  date published: 2026-07-08T03:22:41Z
audio: Un ballo in maschera / Act 3: "Ma se m'è forza perderti"
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Il Duca d'Alba / Act 4: "Inosservato...Angelo casto e bel"
type: MusicRecording
duration: PT4M13S
duration ms: 253333
explicit: false
by artist: Gaetano Donizetti
by artist: José Carreras
by artist: Royal Philharmonic Orchestra
by artist: Roberto Benzi
in album: Carreras: The 50 Greatest Tracks
  type: MusicAlbum
  date published: 2016-09-01
genre: opera
isrc code: NLA507601408
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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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: 2026-07-08T03:20:19Z
audio: Il Duca d'Alba / Act 4: "Inosservato...Angelo casto e bel"
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Il giuramento / Act 2: "Compiuta è omai...Fu celeste"
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duration: PT3M43S
duration ms: 223960
explicit: false
by artist: Saverio Mercadante
by artist: José Carreras
by artist: Royal Philharmonic Orchestra
by artist: Roberto Benzi
in album: Carreras: The 50 Greatest Tracks
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  date published: 2016-09-01
genre: classical-era
genre: italian-opera
genre: italian-romanticism
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x618721912a28b80b9333d73a83148264fcfa26e47f4cbeb626033cc5b9b10993. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/NLA507601407.
  date published: 2026-07-08T03:22:41Z
audio: Il giuramento / Act 2: "Compiuta è omai...Fu celeste"
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Il figliuol prodigo: "Tenda natal"
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duration: PT3M8S
duration ms: 188400
explicit: false
by artist: Amilcare Ponchielli
by artist: José Carreras
by artist: Royal Philharmonic Orchestra
by artist: Roberto Benzi
in album: Carreras: The 50 Greatest Tracks
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  date published: 2016-09-01
isrc code: NLA507619640
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Il figliuol prodigo: "Tenda natal"
  type: AudioObject
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La bohème / Act 3: "Testa adorata"
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duration: PT3M12S
duration ms: 192626
explicit: false
by artist: Ruggero Leoncavallo
by artist: José Carreras
by artist: London Symphony Orchestra
by artist: Jesús López-Cobos
in album: Carreras: The 50 Greatest Tracks
  type: MusicAlbum
  date published: 2016-09-01
genre: italian-opera
genre: italian-romanticism
genre: opera
isrc code: NLA507823408
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: La bohème / Act 3: "Testa adorata"
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  additional property: Tempo (BPM)
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Tosca / Act 1: "Recondita armonia" - Edit
type: MusicRecording
duration: PT2M9S
duration ms: 129759
explicit: false
by artist: Giacomo Puccini
by artist: José Carreras
by artist: Orchestra of the Royal Opera House, Covent Garden
by artist: Sir Colin Davis
in album: Carreras: The 50 Greatest Tracks
  type: MusicAlbum
  date published: 2016-09-01
isrc code: NLA507510655
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-21T17:20:38Z
audio: Tosca / Act 1: "Recondita armonia" - Edit
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Turandot / Act 3: "Nessun dorma"
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duration: PT2M57S
duration ms: 177706
explicit: false
by artist: Giacomo Puccini
by artist: José Carreras
by artist: London Symphony Orchestra
by artist: Jesús López-Cobos
in album: Carreras: The 50 Greatest Tracks
  type: MusicAlbum
  date published: 2016-09-01
isrc code: NLA507823405
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f9f49e1602532c146542a3c2e3823da408537399321c83d1552d2b0104cdbca. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/NLA507823405.
  date published: 2026-07-08T03:22:41Z
audio: Turandot / Act 3: "Nessun dorma"
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Mattinata
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duration: PT2M16S
duration ms: 136240
explicit: false
by artist: Ruggero Leoncavallo
by artist: José Carreras
by artist: English Chamber Orchestra
by artist: Enrique García Asensio
in album: Carreras: The 50 Greatest Tracks
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  date published: 2016-09-01
genre: italian-opera
genre: italian-romanticism
genre: opera
isrc code: NLA508324002
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additional property: OTSVerificationAPI
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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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x26bad7c98838373184c5aa66abd4a3b5ea7f44b11b8475d25f962085dce5ceb5. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/NLA508324002.
  date published: 2026-07-08T03:53:27Z
audio: Mattinata
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Funiculì, funiculà
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duration: PT2M30S
duration ms: 150973
explicit: false
by artist: Luigi Denza
by artist: José Carreras
by artist: English Chamber Orchestra
by artist: Edoardo Muller
in album: Carreras: The 50 Greatest Tracks
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genre: italian-romanticism
genre: post-romantic-era
genre: canzone-napoletana
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additional property: OTSVerificationAPI
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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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x096b8a643248c09ea37cee380dbf0a80dc2c4c74ff8f0b8967db02351d21bed5. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/NLA508001201.
  date published: 2026-07-08T03:53:27Z
audio: Funiculì, funiculà
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A Vucchella
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duration: PT2M58S
duration ms: 178413
explicit: false
by artist: Francesco Paolo Tosti
by artist: José Carreras
by artist: English Chamber Orchestra
by artist: Edoardo Muller
in album: Carreras: The 50 Greatest Tracks
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genre: opera
genre: canzone-napoletana
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additional property: OTSVerificationAPI
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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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8bcc43709512469b92de99fb48a2b5c2891b93817ae22475a1e62ae597322d2f. 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/NLA507912512.
  date published: 2026-07-08T08:56:20Z
audio: A Vucchella
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Marechiare
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duration: PT3M2S
duration ms: 182586
explicit: false
by artist: Francesco Paolo Tosti
by artist: José Carreras
by artist: English Chamber Orchestra
by artist: Edoardo Muller
in album: Carreras: The 50 Greatest Tracks
  type: MusicAlbum
  date published: 2016-09-01
genre: opera
genre: canzone-napoletana
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additional property: CopyrightStatus
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3936596b51177ff8e374dc52645a368b69318202ac10f834eb066091f6f6f0a. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), 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/NLA507912503.
  date published: 2026-07-06T06:56:49Z
audio: Marechiare
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Quiéreme mucho
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duration: PT3M26S
duration ms: 206400
explicit: false
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by artist: José Carreras
by artist: English Chamber Orchestra
by artist: Enrique García Asensio
in album: Carreras: The 50 Greatest Tracks
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  date published: 2016-09-01
isrc code: NLA508324009
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Quiéreme mucho
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La Danza
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duration: PT2M6S
duration ms: 126466
explicit: false
by artist: Gioachino Rossini
by artist: José Carreras
by artist: English Chamber Orchestra
by artist: Enrique García Asensio
in album: Carreras: The 50 Greatest Tracks
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genre: classical
genre: opera
isrc code: NLA508324012
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: La Danza
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Cats: Memory
type: MusicRecording
duration: PT4M19S
duration ms: 259346
explicit: false
by artist: Andrew Lloyd Webber
by artist: José Carreras
by artist: Robert Farnon And His Orchestra
in album: Carreras: The 50 Greatest Tracks
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genre: musicals
isrc code: NLA508322509
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additional property: OTSHash
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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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T11:38:34Z
audio: Cats: Memory
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Plaisir d'amour
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duration: PT3M15S
duration ms: 195466
explicit: false
by artist: Jean-Paul-Égide Martini
by artist: José Carreras
by artist: English Chamber Orchestra
by artist: Vjekoslav Sutej
in album: Carreras: The 50 Greatest Tracks
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Plaisir d'amour
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West Side Story: Tonight
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duration: PT2M34S
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by artist: Leonard Bernstein
by artist: José Carreras
by artist: Robert Farnon And His Orchestra
in album: Carreras: The 50 Greatest Tracks
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genre: classical
genre: orchestra
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: West Side Story: Tonight
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Fenesta che Lucive
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duration: PT3M36S
duration ms: 216080
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by artist: Vincenzo Bellini
by artist: José Carreras
by artist: English Chamber Orchestra
by artist: Enrique García Asensio
in album: Carreras: The 50 Greatest Tracks
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genre: opera
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Fenesta che Lucive
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Malia
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duration: PT3M21S
duration ms: 201333
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by artist: Francesco Paolo Tosti
by artist: José Carreras
by artist: English Chamber Orchestra
by artist: Edoardo Muller
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genre: opera
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Malia
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Ave Maria
type: MusicRecording
duration: PT2M45S
duration ms: 165906
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by artist: Charles Gounod
by artist: José Carreras
by artist: Michael G. Gormley
by artist: Wiener Symphoniker
by artist: Uwe Christian Harrer
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genre: opera
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additional property: OTSVerificationAPI
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T07:16:32Z
audio: Ave Maria
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Clásicos Inolvidables Vol. 31, Zarzuela
type: MusicAlbum
date published: 2015-08-12

Christmas in Moscow
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date published: 2014-11-14
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  by artist: Plácido Domingo
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T08:56:20Z
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track: Little Drummer Boy - Live
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  genre: bhajan
  genre: gregorian-chant
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    value: https://blockstream.info/api/block-height/957120
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE860701131
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:22:41Z
  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
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a3abf0ddbed807b7ab0fc74e6b2fba2421fa6a42883b24ceaa15018bd9d4a5e. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/DEE860701131.
    date published: 2026-07-08T03:22:41Z
  audio: Little Drummer Boy - Live
    type: AudioObject
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
      type: PropertyValue
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    additional property: Liveness
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    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.355
    additional property: Loudness (dB)
      type: PropertyValue
      value: -13.758
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Major

José Carreras
type: MusicAlbum
date published: 2014-10-24

Mattinata
type: MusicAlbum
date published: 2014-09-09

José Carreras Sings Donizetti, Bellini, Verdi, Mercadente, Ponchielli
type: MusicAlbum
date published: 2014-01-01
track: Pagliacci / Act 1: "Vesti la giubba"
  type: MusicRecording
  duration: PT3M47S
  duration ms: 227600
  explicit: false
  by artist: Ruggero Leoncavallo
  by artist: José Carreras
  by artist: London Symphony Orchestra
  by artist: Jesús López-Cobos
  in album: José Carreras Sings Donizetti, Bellini, Verdi, Mercadente, Ponchielli
    type: MusicAlbum
    date published: 2014-01-01
  genre: italian-opera
  genre: italian-romanticism
  genre: opera
  isrc code: NLA507823406
  additional property: CopyrightID
  additional property: CopyrightStatus
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0x608b7106a2d55c87797f5c15e15ac1756a1561a1d09bb3c6075994729be12c31
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  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957120
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507823406
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:22:41Z
  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
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x608b7106a2d55c87797f5c15e15ac1756a1561a1d09bb3c6075994729be12c31. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/NLA507823406.
    date published: 2026-07-08T03:22:41Z
  audio: Pagliacci / Act 1: "Vesti la giubba"
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.27
    additional property: Energy
      type: PropertyValue
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    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
      type: PropertyValue
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    additional property: Instrumentalness
      type: PropertyValue
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    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.043
    additional property: Loudness (dB)
      type: PropertyValue
      value: -19.933
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Major

José Carreras - Granada
type: MusicAlbum
date published: 2014-01-01
track: Granada
  type: MusicRecording
  duration: PT3M58S
  duration ms: 238120
  explicit: false
  by artist: Agustín Lara
  by artist: José Carreras
  by artist: English Chamber Orchestra
  by artist: Roberto Benzi
  in album: José Carreras - Granada
    type: MusicAlbum
    date published: 2014-01-01
  isrc code: NLA507802701
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0x2c1f4f9d0162a0d71ca206f37cb84dea4ebd60bc03932f622d17616785b3cab0
  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957118
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507802701
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-22T01:10:28Z
  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
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2c1f4f9d0162a0d71ca206f37cb84dea4ebd60bc03932f622d17616785b3cab0. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-22T01:10:28Z), 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/NLA507802701.
    date published: 2026-07-22T01:10:28Z
  audio: Granada
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
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    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.225
    additional property: Energy
      type: PropertyValue
      value: 0.258
    additional property: Speechiness
      type: PropertyValue
      value: 0.05
    additional property: Acousticness
      type: PropertyValue
      value: 0.972
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.119
    additional property: Liveness
      type: PropertyValue
      value: 0.13
    additional property: Valence (Positivity)
      type: PropertyValue
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    additional property: Loudness (dB)
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    additional property: Key Name
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    additional property: Mode Name
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track: Non ti scordar di me
  type: MusicRecording
  duration: PT3M15S
  duration ms: 195146
  explicit: false
  by artist: Ernesto de Curtis
  by artist: José Carreras
  by artist: English Chamber Orchestra
  by artist: Roberto Benzi
  in album: José Carreras - Granada
    type: MusicAlbum
    date published: 2014-01-01
  genre: canzone-napoletana
  genre: electro-swing
  isrc code: NLA507802704
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x763c7cdde6e97e75ff75761d68765b55775f8714eecbf5d1185b3af9dc6ce266
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957145
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957145
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507802704
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T08:56:20Z
  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
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x763c7cdde6e97e75ff75761d68765b55775f8714eecbf5d1185b3af9dc6ce266. 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/NLA507802704.
    date published: 2026-07-08T08:56:20Z
  audio: Non ti scordar di me
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.195
    additional property: Energy
      type: PropertyValue
      value: 0.211
    additional property: Speechiness
      type: PropertyValue
      value: 0.046
    additional property: Acousticness
      type: PropertyValue
      value: 0.952
    additional property: Instrumentalness
      type: PropertyValue
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    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
      type: PropertyValue
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    additional property: Loudness (dB)
      type: PropertyValue
      value: -19.894
    additional property: Key Name
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      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Core 'ngrato
  type: MusicRecording
  duration: PT3M18S
  duration ms: 198706
  explicit: false
  by artist: Salvatore Cardillo
  by artist: José Carreras
  by artist: English Chamber Orchestra
  by artist: Roberto Benzi
  in album: José Carreras - Granada
    type: MusicAlbum
    date published: 2014-01-01
  isrc code: NLA507802705
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
    type: PropertyValue
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  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Core 'ngrato

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 957120

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957120

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507802705

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:22:41Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81051c63c8919f12f8933df730c8e24f5f6717b9f056960ea8a04e9007994168. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/NLA507802705.
date published: 2026-07-08T03:22:41Z

Core 'ngrato
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 104.703
additional property: Musical Key
  type: PropertyValue
  value: 3
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.236
additional property: Energy
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additional property: Speechiness
  type: PropertyValue
  value: 0.039
additional property: Acousticness
  type: PropertyValue
  value: 0.952
additional property: Instrumentalness
  type: PropertyValue
  value: 0.206
additional property: Liveness
  type: PropertyValue
  value: 0.194
additional property: Valence (Positivity)
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  value: 0.153
additional property: Loudness (dB)
  type: PropertyValue
  value: -19.889
additional property: Key Name
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additional property: Mode Name
  type: PropertyValue
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25
type: MusicAlbum
date published: 2013-12-06
track: Meraviglioso
  type: MusicRecording
  duration: PT4M12S
  duration ms: 252093
  explicit: false
  by artist: José Carreras
  in album: 25
    type: MusicAlbum
    date published: 2013-12-06
  genre: opera
  isrc code: DES311300323
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DES311300323
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:22:41Z
  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
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2311a798b835edeacf8acd755c5a86df8b4608916c54bcb8dd68bea9ea10bf6. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/DES311300323.
    date published: 2026-07-08T03:22:41Z
  audio: Meraviglioso
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
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    additional property: Musical Key
      type: PropertyValue
      value: 8
    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
      type: PropertyValue
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
      type: PropertyValue
      value: 0.877
    additional property: Instrumentalness
      type: PropertyValue
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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      value: -14.065
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
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track: E impossibile
  type: MusicRecording
  duration: PT3M18S
  duration ms: 198186
  explicit: false
  by artist: José Carreras
  in album: 25
    type: MusicAlbum
    date published: 2013-12-06
  genre: opera
  isrc code: DES311300328
  additional property: CopyrightID
  additional property: CopyrightStatus
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
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  additional property: OTSVerificationAPI
    type: PropertyValue
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  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T08:56:20Z
  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
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb578bea713d2b883873af513281fad39ba832604e0079d0ce998c7a46f3afb4. 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/DES311300328.
    date published: 2026-07-08T08:56:20Z
  audio: E impossibile
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
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    additional property: Energy
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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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    additional property: Loudness (dB)
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    additional property: Key Name
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    additional property: Mode Name
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track: Contigo Aprendi
track: Perfida
track: Acercate Mas
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  duration: PT3M12S
  duration ms: 192773
  explicit: false
  by artist: José Carreras
  in album: 25
    type: MusicAlbum
    date published: 2013-12-06
  genre: opera
  isrc code: DES311300333
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightRegisteredAt
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Acercate Mas
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Energia
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Zarzuela Recital: Jose Carreras
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Jose Carreras: Canciones
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Voces de Oro : José Carreras
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Live in Vienna
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Comeback Concerts
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The Greatest Voices of All: Jose Carreras
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Jose Carreras
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Jose Carreras Performs Pucinni
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The Three Tenors
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Satin
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La donna è mobile
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Ingemisco
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Tenors - Pavarotti, Domingo, Carreras
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a75d070fa1b494ab911aeaa63b218d20778ad3b6d931953a35507c7436bf9e7. 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/USSM19804488.
    date published: 2026-07-08T08:56:20Z
  audio: Nessun dorma! from Turandot
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 112.293
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.184
    additional property: Energy
      type: PropertyValue
      value: 0.381
    additional property: Speechiness
      type: PropertyValue
      value: 0.044
    additional property: Acousticness
      type: PropertyValue
      value: 0.886
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.085
    additional property: Liveness
      type: PropertyValue
      value: 0.088
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.142
    additional property: Loudness (dB)
      type: PropertyValue
      value: -15.975
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Una furtiva lagrima from L'elisir d'amore
  type: MusicRecording
  duration: PT4M33S
  duration ms: 273600
  explicit: false
  by artist: Plácido Domingo
  in album: Tenors - Pavarotti, Domingo, Carreras
    type: MusicAlbum
    date published: 2008
  genre: classical
  genre: opera
  isrc code: USSM17700570
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T08:58:22+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd24b8bce40545ca11f7739881ea8c8b6f7c1c75e9ccf06b062a807aa4275e6db
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957120
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957120
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM17700570
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:22:41Z
  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
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd24b8bce40545ca11f7739881ea8c8b6f7c1c75e9ccf06b062a807aa4275e6db. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/USSM17700570.
    date published: 2026-07-08T03:22:41Z
  audio: Una furtiva lagrima from L'elisir d'amore
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 108.41
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.249
    additional property: Energy
      type: PropertyValue
      value: 0.113
    additional property: Speechiness
      type: PropertyValue
      value: 0.037
    additional property: Acousticness
      type: PropertyValue
      value: 0.979
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.125
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.115
    additional property: Loudness (dB)
      type: PropertyValue
      value: -23.42
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Festeig
  type: MusicRecording
  duration: PT2M57S
  duration ms: 177493
  explicit: false
  by artist: José Carreras
  in album: Tenors - Pavarotti, Domingo, Carreras
    type: MusicAlbum
    date published: 2008
  genre: opera
  isrc code: USSM10415689
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T11:21:31+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x628211f8f6b3b20944273878007d5bfbfaa35fc0b413566c5d2479fead4eb424
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957145
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Festeig
track: Pregaría (El cant de l'ánima a la Verge)
track: Wiegenlied

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957145

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10415689

OTSTimestamp
type: PropertyValue
value: 2026-07-08T08:56:20Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x628211f8f6b3b20944273878007d5bfbfaa35fc0b413566c5d2479fead4eb424. 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/USSM10415689.
date published: 2026-07-08T08:56:20Z

Festeig
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 115.629
additional property: Musical Key
  type: PropertyValue
  value: 8
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.287
additional property: Energy
  type: PropertyValue
  value: 0.273
additional property: Speechiness
  type: PropertyValue
  value: 0.044
additional property: Acousticness
  type: PropertyValue
  value: 0.953
additional property: Instrumentalness
  type: PropertyValue
  value: 0.002
additional property: Liveness
  type: PropertyValue
  value: 0.103
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.164
additional property: Loudness (dB)
  type: PropertyValue
  value: -20.421
additional property: Key Name
  type: PropertyValue
  value: Ab
additional property: Mode Name
  type: PropertyValue
  value: Major

Pregaría (El cant de l'ánima a la Verge)
type: MusicRecording
duration: PT4M24S
duration ms: 264066
explicit: false
by artist: José Carreras
in album: Tenors - Pavarotti, Domingo, Carreras
  type: MusicAlbum
  date published: 2008
genre: opera
isrc code: USSM10010301
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T06:20:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8fd96529bab9582df175c01dcc4d7337a6c1642483a38e33004ae925fd89c30c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10010301
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8fd96529bab9582df175c01dcc4d7337a6c1642483a38e33004ae925fd89c30c. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/USSM10010301.
  date published: 2026-07-08T03:22:41Z
audio: Pregaría (El cant de l'ánima a la Verge)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 132.729
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.271
  additional property: Energy
    type: PropertyValue
    value: 0.236
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.254
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.123
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.244
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Wiegenlied
type: MusicRecording
duration: PT4M10S
duration ms: 250773
explicit: false
by artist: José Carreras
by artist: Plácido Domingo
by artist: Luciano Pavarotti
in album: Tenors - Pavarotti, Domingo, Carreras
  type: MusicAlbum
  date published: 2008
genre: opera
isrc code: USSM10010304
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T05:09:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xeed1a808667f24e4b5e44b9e65f20c8783714c458bda91ca15be92793bbfe28f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10010304
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeed1a808667f24e4b5e44b9e65f20c8783714c458bda91ca15be92793bbfe28f. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/USSM10010304.
  date published: 2026-07-08T03:20:19Z
audio: Wiegenlied
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 133.17
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.22
  additional property: Energy
    type: PropertyValue
    value: 0.222
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.183
  additional property: Liveness
    type: PropertyValue
    value: 0.09
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.068
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.899
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Jose Carreras & Friends
type: MusicAlbum
date published: 2006-11-15
track: Carmen (Act I, Sequedille)
  type: MusicRecording
  duration: PT2M4S
  duration ms: 124600
  explicit: false
  by artist: Agnes Baltsa
  in album: Jose Carreras & Friends
    type: MusicAlbum
    date published: 2006-11-15
  genre: opera
  genre: classical-mezzo-soprano
  isrc code: ITS049800018
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-21T03:58:19+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xda9c8e2d48c29aa0b00399bc3e624c73f8582bc4f887a4d34a7f6b1b5a4cf0b0
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956302
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITS049800018
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  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
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda9c8e2d48c29aa0b00399bc3e624c73f8582bc4f887a4d34a7f6b1b5a4cf0b0. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/ITS049800018.
    date published: 2026-07-02T03:30:09Z
  audio: Carmen (Act I, Sequedille)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 126.456
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.443
    additional property: Energy
      type: PropertyValue
      value: 0.192
    additional property: Speechiness
      type: PropertyValue
      value: 0.101
    additional property: Acousticness
      type: PropertyValue
      value: 0.98
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.689
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.206
    additional property: Loudness (dB)
      type: PropertyValue
      value: -18.306
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Gianni Schicchi (O mio bambino caro)
  type: MusicRecording
  duration: PT2M55S
  duration ms: 175960
  explicit: false
  by artist: Katia Ricciarelli
  in album: Jose Carreras & Friends
    type: MusicAlbum
    date published: 2006-11-15
  isrc code: ITS049800019
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T01:03:30+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd564004b3558034ff79019c1a14cd86ed612cb1cb6719e7916a5b5d8ff3b73e2
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953528
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953528
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITS049800019
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T15:41:10Z
  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
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd564004b3558034ff79019c1a14cd86ed612cb1cb6719e7916a5b5d8ff3b73e2. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/ITS049800019.
    date published: 2026-06-13T15:41:10Z
  audio: Gianni Schicchi (O mio bambino caro)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 103.849
    additional property: Musical Key
      type: PropertyValue
      value: 8
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.199
    additional property: Energy
      type: PropertyValue
      value: 0.197
    additional property: Speechiness
      type: PropertyValue
      value: 0.045
    additional property: Acousticness
      type: PropertyValue
      value: 0.977
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.68
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.052
    additional property: Loudness (dB)
      type: PropertyValue
      value: -17.932
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Faust (Mefistofele's Serenade)
  type: MusicRecording
  duration: PT2M51S
  duration ms: 171373
  explicit: false
  by artist: Ruggero Raimondi
  in album: Jose Carreras & Friends
    type: MusicAlbum
    date published: 2006-11-15
  isrc code: ITS049800020
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T18:55:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa2749d9b6eac1867c8090d90db501a8e3425fde336c1a4db4591d36bf77f434f
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957145
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957145
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Faust (Mefistofele's Serenade)
track: Cavalleria Rusticana (Intermezzo)
track: Thais (Meditation)
track: La Traviata (Brindisi - Drinking Song)

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITS049800020

OTSTimestamp
type: PropertyValue
value: 2026-07-08T08:56:20Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
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date published: 2026-07-08T08:56:20Z

Faust (Mefistofele's Serenade)
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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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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Cavalleria Rusticana (Intermezzo)
type: MusicRecording
duration: PT3M21S
duration ms: 201346
explicit: false
by artist: Orchestra London Arts, Jacques Delacote
in album: Jose Carreras & Friends
  type: MusicAlbum
  date published: 2006-11-15
isrc code: ITS049800021
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfda5f92a6c5312e70e28289fcad9616ac314722108b90ba38d36754a76900518. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/ITS049800021.
  date published: 2026-07-08T03:20:19Z
audio: Cavalleria Rusticana (Intermezzo)
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Thais (Meditation)
type: MusicRecording
duration: PT5M20S
duration ms: 320933
explicit: false
by artist: Orchestra Theatre Royal Drudy Lane
in album: Jose Carreras & Friends
  type: MusicAlbum
  date published: 2006-11-15
isrc code: ITS049900293
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6e644a932e028b084c08f774d8b434d9f5e1093fb168175667facfa2b760852. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/ITS049900293.
  date published: 2026-07-08T03:53:27Z
audio: Thais (Meditation)
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La Traviata (Brindisi - Drinking Song)
type: MusicRecording
duration: PT3M1S
duration ms: 181760
explicit: false
by artist: José Carreras
in album: Jose Carreras & Friends
  type: MusicAlbum
  date published: 2006-11-15
genre: opera
isrc code: USA560616523
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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  value: 2026-07-08T08:56:20Z
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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf3bdb1569d8ed866b53a7fc14cb39835adbe2cc82aaa0c561a4ab0bd06c55e3a. 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/USA560616523.
  date published: 2026-07-08T08:56:20Z
audio: La Traviata (Brindisi - Drinking Song)
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Jose Carreras In Concert
type: MusicAlbum
date published: 2006-08-01

Boleros and Love Songs of Spain
type: MusicAlbum
date published: 2006-08-01

Joan Massià: Seven songs / Violin and piano works
type: MusicAlbum
date published: 2006-07-01

T'estim I T'estimaré
type: MusicAlbum
date published: 2006
track: Se'n va anar
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  duration: PT4M52S
  duration ms: 292680
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  by artist: José Carreras
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  genre: opera
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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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa21c2a1241e0e70a783b9480aaf1ecbdc4ee56a61e2f23ae2455dddc56d0b29. 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/ES5300613079.
    date published: 2026-07-08T08:56:20Z
  audio: Se'n va anar
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track: Els vells amants
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  by artist: José Carreras
  in album: T'estim I T'estimaré
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    date published: 2006
  genre: opera
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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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11612fb627548ebae703d9b88568df2414c246c9fc25b896038eb9491cbc771e. 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/ES5300613083.
    date published: 2026-07-08T08:56:20Z
  audio: Els vells amants
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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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track: Com he fet sempre (My Way)

Very Best of José Carreras
type: MusicAlbum
date published: 2003-04-22
track: Faust, Act 3: Quel trouble inconnu me penetre!...Salut demeure chaste et pure
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  by artist: Charles Gounod
  by artist: Orchestra of the Royal Opera House, Covent Garden
  by artist: Jacques Delacote
  by artist: Chorus of the Royal Opera House, Covent Garden
  by artist: José Carreras
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    date published: 2003-04-22
  popularity: 0
  genre: opera
  isrc code: GBAYC0300836
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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
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7eead6efc724ec9f745ace6fa55c2d095a2d25244a0442943a534a8057199068. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/GBAYC0300836.
    date published: 2026-07-08T03:20:19Z
  audio: Faust, Act 3: Quel trouble inconnu me penetre!...Salut demeure chaste et pure
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track: Pagliacci, Act 1: Recitar!....Vesti la giubba
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  by artist: Ruggero Leoncavallo
  by artist: Philharmonia Orchestra
  by artist: Riccardo Muti
  by artist: José Carreras
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  popularity: 10
  genre: italian-opera
  genre: italian-romanticism
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  isrc code: GBAYC8704013
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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: 2026-07-02T03:55:08Z
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track: Turandot: Nessun dorma (Act III)

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    date published: 2026-07-02T11:38:34Z
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track: Gianni Schicchi: "Oh! mio babbino caro"
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track: Manon Lescaut / Act 1: Donna non vidi mai
track: Luisa Miller / Act 2: "Quando le sere al placido chiaror d'un ciel stellato"
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  subject of: OpenTimestamps Proof of Existence
  audio: Luisa Miller / Act 2: "Quando le sere al placido chiaror d'un ciel stellato"
track: Carmen, WD 31 / Act 1: "L'amour est un oiseau rebelle"
track: L'elisir d'amore / Act II: "Una furtiva lagrima"
track: Turandot / Act 1: "Signore, ascolta"
track: Tosca / Act 1: "Recondita armonia"
track: Tosca / Act 2: "Vissi d'arte, vissi d'amore"
track: Carmen, Act I: Habanera. L'amour est un oiseau rebelle
track: Fedora: "Amor ti vieta"
track: Rigoletto / Act 1: "Gualtier Maldè...Caro nome"
track: La Favorita / Act 3: "O mio Fernando, della terra il trono"
track: Werther: "Pourquoi me réveiller, ô souffle du printemps?"
track: Le nozze di Figaro, K. 492, Act II: Voi che sapete
track: Madama Butterfly, Act II: Un bel dì vedremo
track: Turandot, Act III: Nessun dorma!

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OpenTimestamps Proof of Existence
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date published: 2026-07-07T14:50:41Z

Luisa Miller / Act 2: "Quando le sere al placido chiaror d'un ciel stellato"
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Carmen, WD 31 / Act 1: "L'amour est un oiseau rebelle"
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L'elisir d'amore / Act II: "Una furtiva lagrima"
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subject of: OpenTimestamps Proof of Existence
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audio: L'elisir d'amore / Act II: "Una furtiva lagrima"
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  date published: 2026-07-08T03:53:27Z
audio: Turandot / Act 1: "Signore, ascolta"
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by artist: Lorin Maazel
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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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T06:56:49Z
audio: Tosca / Act 1: "Recondita armonia"
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Tosca / Act 2: "Vissi d'arte, vissi d'amore"
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duration: PT3M18S
duration ms: 198026
explicit: false
by artist: Giacomo Puccini
by artist: Kiri Te Kanawa
by artist: National Philharmonic Orchestra
by artist: Sir Georg Solti
in album: Amor - Opera's Great Love Songs
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additional property: OTSVerificationAPI
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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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Tosca / Act 2: "Vissi d'arte, vissi d'amore"
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Carmen, Act I: Habanera. L'amour est un oiseau rebelle
type: MusicRecording
duration: PT4M19S
duration ms: 259240
explicit: false
by artist: Georges Bizet
by artist: Tatiana Troyanos
by artist: John Alldis Choir
by artist: London Philharmonic Orchestra
by artist: Sir Georg Solti
in album: Amor - Opera's Great Love Songs
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popularity: 10
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T11:34:59Z
audio: Carmen, Act I: Habanera. L'amour est un oiseau rebelle
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Fedora: "Amor ti vieta"
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duration: PT1M44S
duration ms: 104733
explicit: false
by artist: Umberto Giordano
by artist: Luciano Pavarotti
by artist: National Philharmonic Orchestra
by artist: Oliviero de Fabritiis
in album: Amor - Opera's Great Love Songs
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genre: opera
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Fedora: "Amor ti vieta"
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Rigoletto / Act 1: "Gualtier Maldè...Caro nome"
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duration: PT6M12S
duration ms: 372933
explicit: false
by artist: Giuseppe Verdi
by artist: Dame Joan Sutherland
by artist: Chorus of the Royal Opera House, Covent Garden
by artist: Orchestra of the Royal Opera House, Covent Garden
by artist: Francesco Molinari-Pradelli
in album: Amor - Opera's Great Love Songs
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genre: classical
genre: opera
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additional property: CopyrightRegisteredAt
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T11:38:34Z
audio: Rigoletto / Act 1: "Gualtier Maldè...Caro nome"
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La Favorita / Act 3: "O mio Fernando, della terra il trono"
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duration: PT3M44S
duration ms: 224440
explicit: false
by artist: Gaetano Donizetti
by artist: Fiorenza Cossotto
by artist: Orchestra del Teatro Comunale di Bologna
by artist: Richard Bonynge
in album: Amor - Opera's Great Love Songs
  type: MusicAlbum
  date published: 1998-01-01
genre: opera
isrc code: GBF077411090
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: La Favorita / Act 3: "O mio Fernando, della terra il trono"
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Werther: "Pourquoi me réveiller, ô souffle du printemps?"
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duration: PT3M4S
duration ms: 184773
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by artist: National Philharmonic Orchestra
by artist: Oliviero de Fabritiis
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genre: classical
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
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Le nozze di Figaro, K. 492, Act II: Voi che sapete
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Madama Butterfly, Act II: Un bel dì vedremo
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Turandot, Act III: Nessun dorma!
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Offenbach: La Périchole
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track: Offenbach: La Périchole, Act 2: Chœur des courtisans. "Quel marché de bassesse !" (Chœur, Piquillo, Panatellas, Don Pedro)
track: Offenbach: La Périchole, Act 3: Trio. "Je suis le joli geôlier" - Dialogue. "Savez-vous ce que c'est que ça ?" (Don Andrès, Piquillo, La Périchole)
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track: Offenbach: La Périchole, Act 3: Dialogue. "Tais-toi !" (La Périchole, Piquillo, Le Vieux Prisonnier)
track: Offenbach: La Périchole, Act 3: Dialogue. "Que se passe-t-il donc ?" (Mastrilla, Berginella, Guadalena, Piquillo)

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date published: 2026-07-08T08:56:20Z

Offenbach: La Périchole, Act 2: Cancan-couplets. "On vante partout son sourire" (Manuelita, Frasquinella, Piquillo, Chœur)
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Offenbach: La Périchole, Act 2: Chœur des courtisans. "Quel marché de bassesse !" (Chœur, Piquillo, Panatellas, Don Pedro)
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genre: operetta
isrc code: FRZ118100780
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ118100780
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ba46a6d55d90421059a3299ee42f3259d6a1e66f74ce7c38f5128dc392988a2. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/FRZ118100780.
  date published: 2026-07-08T03:20:19Z
audio: Offenbach: La Périchole, Act 2: Chœur des courtisans. "Quel marché de bassesse !" (Chœur, Piquillo, Panatellas, Don Pedro)
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  additional property: Danceability
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  additional property: Acousticness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Offenbach: La Périchole, Act 3: Trio. "Je suis le joli geôlier" - Dialogue. "Savez-vous ce que c'est que ça ?" (Don Andrès, Piquillo, La Périchole)
type: MusicRecording
duration: PT3M23S
duration ms: 203200
explicit: false
by artist: Jacques Offenbach
by artist: Michel Plasson
by artist: Gabriel Bacquier
by artist: José Carreras
by artist: Teresa Berganza
by artist: Orchestre Du Capitole De Toulouse
in album: Offenbach: La Périchole
  type: MusicAlbum
  date published: 2025-01-08
genre: classical
genre: german-romanticism
genre: late-romantic-era
genre: french-opera
genre: french-romanticism
genre: operetta
isrc code: FRZ118100870
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ118100870
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xabd866af6060a16c91f04bc4e0eb1b9dcfaacac4ca8868bbc982c380f7b29769. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/FRZ118100870.
  date published: 2026-07-08T03:20:19Z
audio: Offenbach: La Périchole, Act 3: Trio. "Je suis le joli geôlier" - Dialogue. "Savez-vous ce que c'est que ça ?" (Don Andrès, Piquillo, La Périchole)
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
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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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  additional property: Loudness (dB)
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Offenbach: La Périchole, Act 3: Trio. "Roi pas plus haut qu'une botte !" (Piquillo, Don Andrès, La Périchole)
type: MusicRecording
duration: PT3M13S
duration ms: 193666
explicit: false
by artist: Jacques Offenbach
by artist: Michel Plasson
by artist: Gabriel Bacquier
by artist: José Carreras
by artist: Teresa Berganza
by artist: Orchestre Du Capitole De Toulouse
in album: Offenbach: La Périchole
  type: MusicAlbum
  date published: 2025-01-08
genre: classical
genre: german-romanticism
genre: late-romantic-era
genre: french-opera
genre: french-romanticism
genre: operetta
isrc code: FRZ118100880
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ118100880
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaad4f0e910013e6ed7705aef9aec101bcf6b5d94287763460d8947a74f7d7a2b. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/FRZ118100880.
  date published: 2026-07-08T03:20:19Z
audio: Offenbach: La Périchole, Act 3: Trio. "Roi pas plus haut qu'une botte !" (Piquillo, Don Andrès, La Périchole)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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Offenbach: La Périchole, Act 3: Dialogue. "Tais-toi !" (La Périchole, Piquillo, Le Vieux Prisonnier)
type: MusicRecording
duration: PT1M37S
duration ms: 97800
explicit: false
by artist: Jacques Offenbach
by artist: Michel Plasson
by artist: André Batisse
by artist: José Carreras
by artist: Teresa Berganza
by artist: Orchestre Du Capitole De Toulouse
in album: Offenbach: La Périchole
  type: MusicAlbum
  date published: 2025-01-08
genre: classical
genre: german-romanticism
genre: late-romantic-era
genre: french-opera
genre: french-romanticism
genre: operetta
isrc code: FRZ118100890
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957122
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ118100890
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:39:04Z
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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x22aa8f1720dec137324c1f44256215017d0f2bb4cc6744257a012d0372514089. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), 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/FRZ118100890.
  date published: 2026-07-08T03:39:04Z
audio: Offenbach: La Périchole, Act 3: Dialogue. "Tais-toi !" (La Périchole, Piquillo, Le Vieux Prisonnier)
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  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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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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  additional property: Loudness (dB)
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  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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Offenbach: La Périchole, Act 3: Dialogue. "Que se passe-t-il donc ?" (Mastrilla, Berginella, Guadalena, Piquillo)
type: MusicRecording
duration: PT0M51S
duration ms: 51640
explicit: false
by artist: Jacques Offenbach
by artist: Michel Plasson
by artist: José Carreras
by artist: Michele Command
by artist: Pierrette Delange
by artist: Sonia Nigoghossian
by artist: Orchestre Du Capitole De Toulouse
in album: Offenbach: La Périchole
  type: MusicAlbum
  date published: 2025-01-08
genre: classical
genre: german-romanticism
genre: late-romantic-era
genre: french-opera
genre: french-romanticism
genre: operetta
isrc code: FRZ118100910
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ118100910
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcbef7c8c717a5c6023206b35f8c95af9335fbe635718a8cbae239a7e93a88bd8. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), 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/FRZ118100910.
  date published: 2026-07-08T03:20:19Z
audio: Offenbach: La Périchole, Act 3: Dialogue. "Que se passe-t-il donc ?" (Mastrilla, Berginella, Guadalena, Piquillo)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.529
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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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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Vocal Masters: La Partida
type: MusicAlbum
date published: 2005-11-19

Puccini: La bohème, Act 1: "Che gelida manina" (Rodolfo)
type: MusicRecording
duration: PT4M25S
duration ms: 265880
explicit: false
by artist: Giacomo Puccini
by artist: James Conlon
by artist: José Carreras
by artist: Orchestre National De France
in album: 40 Most Beautiful Arias
  type: MusicAlbum
  date published: 2008-11-06
popularity: 31
isrc code: FRZ208701403
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208701403
additional property: OTSTimestamp
  type: PropertyValue
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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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x71e6bc63d7ec9b5edddff74b9c57cb681125c675a700cc187f6640798df48485. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/FRZ208701403.
  date published: 2026-06-13T15:41:10Z
audio: Puccini: La bohème, Act 1: "Che gelida manina" (Rodolfo)
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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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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  additional property: Loudness (dB)
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'O sole mio - Live
type: MusicRecording
duration: PT2M46S
duration ms: 166318
explicit: false
by artist: Eduardo di Capua
by artist: Alfredo Mazzucchi
by artist: José Carreras
by artist: Plácido Domingo
by artist: Luciano Pavarotti
by artist: Orchestra Del Teatro Dell'Opera Di Roma
by artist: Orchestra del Maggio Musicale Fiorentino
by artist: Zubin Mehta
in album: The People's Tenor
  type: MusicAlbum
  date published: 2017-09-01
popularity: 30
isrc code: GBF079040316
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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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
subject of: OpenTimestamps Proof of Existence
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Puccini: La bohème, Act 1: "O soave fanciulla" (Rodolfo, Mimì)
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by artist: Orchestre National De France
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T17:25:41Z
audio: Puccini: La bohème, Act 1: "O soave fanciulla" (Rodolfo, Mimì)
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Amigos Para Siempre
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T15:41:10Z
audio: Amigos Para Siempre
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Concierto de Aranjuez: II. En Aranjuez con tu amor
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Concierto de Aranjuez: II. En Aranjuez con tu amor
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Granada
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Granada
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L'ultima canzone
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: L'ultima canzone
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'O sole mio - Live
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: 'O sole mio - Live
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The Merry Widow (Die lustige Witwe) / Act 2: Lippen schweigen - Live
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popularity: 12
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: The Merry Widow (Die lustige Witwe) / Act 2: Lippen schweigen - Live
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