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type: MusicGroup
genre: opera
popularity: 30
followers: 489
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album: Mascagni: Cavalleria Rusticana (Milanov, Bjorling) (1953)
  type: MusicAlbum
  date published: 2004-10-03
album: Leoncavallo: Pagliacci (Bjorling / Angeles) (1953)
  type: MusicAlbum
  date published: 2004-03-09
album: Mozart In The Jungle - Soundtrack Highlights
  type: MusicAlbum
  date published: 2016-10-06
album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
  track: Puccini: La bohème, Act 1: "Al Quartiere latin ci attende Momus" (Schaunard, Marcello, Rodolfo, Colline)
  track: Puccini: La bohème, Act 1: "Chi è la?" - "Scusi" (Rodolfo, Mimì)
  track: Puccini: La bohème, Act 1: "Oh! Sventata, sventata!" (Mimì, Rodolfo)
  track: Puccini: La bohème, Act 1: "O soave fanciulla" (Rodolfo, Marcello, Mimì)
  track: Puccini: La bohème, Act 2: "Viva Parpignol!" (Marcello, Mimì, Schaunard, Colline, Rodolfo, Coro)
  track: Puccini: La bohème, Act 2: Valzer. "Quando men' vo soletta" (Musetta, Marcello, Alcindoro, Mimì, Rodolfo, Schaunard, Colline)
  track: Puccini: La bohème, Act 2: "Chi l'ha richiesto?" (Colline, Schaunard, Rodolfo, Marcello, Musetta, Mimì, Coro)
  track: Puccini: La bohème, Act 3: "Ohè, là, le guardie!" (Musetta, Doganiere, Coro)
  track: Puccini: La bohème, Act 3: "Mimì?!" - "Speravo di trovarvi qui" (Marcello, Mimì)
  track: Puccini: La bohème, Act 3: "Marcello. Finalmente!" (Rodolfo, Marcello, Mimì)
  track: Puccini: La bohème, Act 3: "Mimì è una civetta" (Rodolfo, Marcello)
  track: Puccini: La bohème, Act 3: "Che facevi? Che dicevi?" (Marcello, Musetta, Mimì, Rodolfo)
  track: Puccini: La bohème, Act 4: "In un coupè?" (Marcello, Rodolfo)
  track: Puccini: La bohème, Act 4: "O Mimì, tu più non torni" (Rodolfo, Marcello)
  track: Puccini: La bohème, Act 4: "Che ora sia?" - "L'ora del pranzo" (Rodolfo, Marcello, Schaunard, Colline)
  track: Puccini: La bohème, Act 4: "C'è Mimì… C'è Mimì" (Musetta, Rodolfo, Schaunard, Mimì, Marcello)
  track: Puccini: La bohème, Act 4: "Dorme? Riposa" (Musetta, Rodolfo, Marcello, Mimì, Schaunard, Colline)
  track: Puccini: La bohème, Act 1: "Questo Mar Rosso mi ammollisce e assidera" (Marcello, Rodolfo)
  track: Puccini: La bohème, Act 1: "Aguzza l'ingegno" (Rodolfo, Marcello, Colline)
  track: Puccini: La bohème, Act 1: "Legna!" - "Sigari!" (Rodolfo, Marcello, Colline, Schaunard)
  track: Puccini: La bohème, Act 1: "Si può?" - "Chi è la?" (Benoit, Marcello, Schaunard, Colline, Rodolfo)
  track: Puccini: La bohème, Act 1: "Ehi! Rodolfo!" (Schaunard, Colline, Marcello, Rodolfo, Mimì)
  track: Puccini: La bohème, Act 2: "Aranci, datteri!" (Coro, Schaunard, Colline, Rodolfo, Mimì, Marcello)
  track: Puccini: La bohème, Act 2: "Chi guardi?" (Rodolfo, Colline, Mimì, Schaunard, Marcello, Parpignol, Coro)
  track: Puccini: La bohème, Act 2: "Oh! Musetta!" (Rodolfo, Schaunard, Colline, Marcello, Alcindoro, Musetta, Mimì, Coro)
  track: Puccini: La bohème, Act 3: "Sa dirmi, scusi, qual'è l'osteria" (Mimì, Sergente, Doganiere)
  track: Puccini: La bohème, Act 3: "Mimì è tanto malata!" (Rodolfo, Marcello, Mimì)
  track: Puccini: La bohème, Act 3: "Addio" - "Donde lieta uscì al tuo grido d'amore" (Mimì, Rodolfo)
  track: Puccini: La bohème, Act 3: "Dunque è proprio finita?" (Mimì, Rodolfo)
  track: Puccini: La bohème, Act 4: "Gavotta… Minuetto… Pavanella" (Colline, Marcello, Rodolfo, Schaunard)
  track: Puccini: La bohème, Act 4: "Ho tanto freddo. Se avessi un manicotto!" (Mimì, Rodolfo, Marcello, Musetta)
  track: Puccini: La bohème, Act 4: "Sono andati? Fingevo di dormire" (Mimì, Rodolfo)
  track: Puccini: La bohème, Act 4: "Mi chiamano Mimì... il perché non so" (Mimì, Rodolfo, Schaunard)
album: Orchestral Suites 1-4 conducted by Fritz Reiner
  type: MusicAlbum
  date published: 2022-02-11
album: Romantic Melodies
  type: MusicAlbum
  date published: 2020-08-29
album: Mario Lanza Sings Italian Opera
  type: MusicAlbum
  date published: 2019-11-22
  track: Pagliacci, Act II: Vesti La Giubba
  track: Tosca, Act I: Reconita Armonia
  track: Tosca, Act III: E Lucevan La Stelle
  track: L'elisir D'amore, Act II: Una Furtiva Lagrima
  track: Madam Butterfly, Act I: Stolla Paura L'amor
  track: Andrea Chénier, Act I: Un Di All'azzurro Spazio
  track: La Bohème. Act I: Che Gelida Manina
  track: Fedora, Act II: Amor Il Vieta
  track: Rigoletto, Act I: Questa O Quella
  track: Rigoletto, Act II: Parmi Verder Le Lagrime
  track: Rigoletto, Act IV: La Donna è Mobile
  track: La Traviata, Act I: Libiamo, Libamo, Ne'lieti Calici
  track: Aida, Act 1: Celeste Aida
  track: Turandot, Act III: Nessun Dorma
album: Blitzstein: The Airborne Symphony - Bernstein: Facsimile
  type: MusicAlbum
  date published: 2018-08-24
album: Bernstein: Jermiah & On the Town Dances - Copland: Billy the Kid - Gershwin: An American in Paris
  type: MusicAlbum
  date published: 2018-08-24
album: Leonard Bernstein dirige Beethoven, Dvorak, Gershwin, Mendelssohn, Ravel, Schumann & Tchaïkovski (Les indispensables de Diapason)
  type: MusicAlbum
  date published: 2018-06-25
album: Kol Nidrei : Jan Peerce Sings Traditional Jewish Songs
  type: MusicAlbum
  date published: 2016-06-01
album: Giacomo Puccini: La Bohème (Complete Recording)
  type: MusicAlbum
  date published: 2015-08-28
album: Bizet: Carmen
  type: MusicAlbum
  date published: 2000-01-01
album: Verdi: Rigoletto
  type: MusicAlbum
  date published: 2013-09-13
album: Bizet, Vol. 1 : Carmen
  type: MusicAlbum
  date published: 2011-08-22
album: Stravinsky: Apollon Musagete & Concerto Grosso
  type: MusicAlbum
  date published: 2010-04-23
album: Ravel & Bernstein: Concerto for Piano and Orchestra & Fascimile - A Choreographic Essay
  type: MusicAlbum
  date published: 2010-02-01
album: La Bohème
  type: MusicAlbum
  date published: 2008-11-12
  track: La Bohème: Act I
  track: La Bohème: Act III
album: Beethoven, L. Van: Symphony No. 7 / Gershwin, G.: An American in Paris (Boston Symphony, Rca Victor Orchestra, Bernstein) (1957, 1957)
  type: MusicAlbum
  date published: 2008-01-01
album: Zinka Milanov Sings Verdi
  type: MusicAlbum
  date published: 2007-01-01
album: Jussi Björling Collection, Vol. 4: Opera Arias & Duets (Recordings 1945-1951)
  type: MusicAlbum
  date published: 2004-08-05
album: Verdi: Trovatore (Il) (Bjorling, Milanov, Cellini) (1952)
  type: MusicAlbum
  date published: 2003-05-25
album: Mascagni: Cavalleria Rusticana - 1953
  type: MusicAlbum
  date published: 2003
album: Verdi: Il Trovatore
  type: MusicAlbum
  date published: 2000-01-01
album: Tchaikovsky: Capriccio Italien / Rimsky-Korsakov Capriccio Espagnol
  type: MusicAlbum
  date published: 2000-01-01
album: Puccini: La Boheme
  type: MusicAlbum
  date published: 2000-01-01
album: Music For The Royal Fireworks
  type: MusicAlbum
  date published: 2000-01-01
album: Mascagni: Cavalleria Rusticana - Leoncavallo: I Pagliacci
  type: MusicAlbum
  date published: 2000-01-01
album: Mario Ancona
  type: MusicAlbum
  date published: 2000-01-01
album: La Forza Del Destino Highlights
  type: MusicAlbum
  date published: 2000-01-01
album: La Boheme: Disc II
  type: MusicAlbum
  date published: 2000-01-01
album: La Boheme, Pt. 1
  type: MusicAlbum
  date published: 2000-01-01
album: La Boheme Highlights
  type: MusicAlbum
  date published: 2000-01-01
album: La Boheme
  type: MusicAlbum
  date published: 2000-01-01
album: Il Trovatore
  type: MusicAlbum
  date published: 2000-01-01
album: History Of Music In Sound, Romanticism, Vol. 9
  type: MusicAlbum
  date published: 2000-01-01
album: Highlights From La Boheme
  type: MusicAlbum
  date published: 2000-01-01
album: Highlights From "La Boheme"
  type: MusicAlbum
  date published: 2000-01-01
album: Famous Operatic Arias
album: Cavalleria Rusticana
track: Nabucco: Va, pensiero, sull'ali dorate (Chorus of the Hebrew Slaves)
track: Pagliacci, Act I: Vesti la giubba (Canio)
track: The Rowan Tree
track: Over the Sea to Skye

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  date published: 2026-07-08T03:53:27Z
audio: Puccini: La bohème, Act 1: "Al Quartiere latin ci attende Momus" (Schaunard, Marcello, Rodolfo, Colline)
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  date published: 2026-07-08T03:20:19Z
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Puccini: La bohème, Act 1: "Oh! Sventata, sventata!" (Mimì, Rodolfo)
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    value: 0.244
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.238
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.651
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: La bohème, Act 1: "O soave fanciulla" (Rodolfo, Marcello, Mimì)
type: MusicRecording
duration: PT4M11S
duration ms: 251400
explicit: false
by artist: Giacomo Puccini
by artist: Victoria de los Ángeles
by artist: Jussi Björling
by artist: Robert Merrill
by artist: Sir Thomas Beecham
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
isrc code: GBAYC0200179
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T22:30:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xee27ff55b825b3ddd043a701cafeebcc7bb6e881027c08224a41a0804796d117
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/GBAYC0200179
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0xee27ff55b825b3ddd043a701cafeebcc7bb6e881027c08224a41a0804796d117. 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/GBAYC0200179.
  date published: 2026-07-08T03:22:41Z
audio: Puccini: La bohème, Act 1: "O soave fanciulla" (Rodolfo, Marcello, Mimì)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.077
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.145
  additional property: Energy
    type: PropertyValue
    value: 0.138
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.981
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.017
  additional property: Liveness
    type: PropertyValue
    value: 0.105
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.166
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: La bohème, Act 2: "Viva Parpignol!" (Marcello, Mimì, Schaunard, Colline, Rodolfo, Coro)
type: MusicRecording
duration: PT2M8S
duration ms: 128933
explicit: false
by artist: Giacomo Puccini
by artist: Victoria de los Ángeles
by artist: Giorgio Tozzi
by artist: John Reardon
by artist: Jussi Björling
by artist: RCA Victor Chorus
by artist: Robert Merrill
by artist: Sir Thomas Beecham
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
isrc code: GBAYC0200183
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T06:14:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf235e0461c46c9c9e9fc08361d7095fa5d44a7e017e38179f64809f624a0b2b4
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/GBAYC0200183
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0xf235e0461c46c9c9e9fc08361d7095fa5d44a7e017e38179f64809f624a0b2b4. 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/GBAYC0200183.
  date published: 2026-07-08T03:53:27Z
audio: Puccini: La bohème, Act 2: "Viva Parpignol!" (Marcello, Mimì, Schaunard, Colline, Rodolfo, Coro)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.759
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.298
  additional property: Energy
    type: PropertyValue
    value: 0.25
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.034
  additional property: Liveness
    type: PropertyValue
    value: 0.566
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.294
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.249
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: La bohème, Act 2: Valzer. "Quando men' vo soletta" (Musetta, Marcello, Alcindoro, Mimì, Rodolfo, Schaunard, Colline)
type: MusicRecording
duration: PT4M36S
duration ms: 276066
explicit: false
by artist: Giacomo Puccini
by artist: Victoria de los Ángeles
by artist: Fernando Corena
by artist: Giorgio Tozzi
by artist: John Reardon
by artist: Jussi Björling
by artist: Lucine Amara
by artist: Robert Merrill
by artist: Sir Thomas Beecham
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
isrc code: GBAYC0200185
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T21:28:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5fcb95ebcad499d75bae313d00db15ee446b09ff67ee119003fa50430b534cf6
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/GBAYC0200185
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0x5fcb95ebcad499d75bae313d00db15ee446b09ff67ee119003fa50430b534cf6. 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/GBAYC0200185.
  date published: 2026-07-08T03:22:41Z
audio: Puccini: La bohème, Act 2: Valzer. "Quando men' vo soletta" (Musetta, Marcello, Alcindoro, Mimì, Rodolfo, Schaunard, Colline)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 137.827
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.299
  additional property: Energy
    type: PropertyValue
    value: 0.258
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.976
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.081
  additional property: Liveness
    type: PropertyValue
    value: 0.195
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.177
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.725
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: La bohème, Act 2: "Chi l'ha richiesto?" (Colline, Schaunard, Rodolfo, Marcello, Musetta, Mimì, Coro)
type: MusicRecording
duration: PT2M10S
duration ms: 130399
explicit: false
by artist: Giacomo Puccini
by artist: Victoria de los Ángeles
by artist: Giorgio Tozzi
by artist: John Reardon
by artist: Jussi Björling
by artist: Lucine Amara
by artist: RCA Victor Chorus
by artist: Robert Merrill
by artist: Sir Thomas Beecham
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
isrc code: GBAYC0200186
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T08:33:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x443758651c04960c3993b5394cdcad5e4b09bfba85bee7c9a3b06ca723abc7bd
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/GBAYC0200186
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0x443758651c04960c3993b5394cdcad5e4b09bfba85bee7c9a3b06ca723abc7bd. 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/GBAYC0200186.
  date published: 2026-07-08T03:53:27Z
audio: Puccini: La bohème, Act 2: "Chi l'ha richiesto?" (Colline, Schaunard, Rodolfo, Marcello, Musetta, Mimì, Coro)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.843
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.47
  additional property: Energy
    type: PropertyValue
    value: 0.576
  additional property: Speechiness
    type: PropertyValue
    value: 0.07
  additional property: Acousticness
    type: PropertyValue
    value: 0.761
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.037
  additional property: Liveness
    type: PropertyValue
    value: 0.349
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.314
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.626
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: La bohème, Act 3: "Ohè, là, le guardie!" (Musetta, Doganiere, Coro)
type: MusicRecording
duration: PT3M36S
duration ms: 216626
explicit: false
by artist: Giacomo Puccini
by artist: Sir Thomas Beecham
by artist: Lucine Amara
by artist: RCA Victor Chorus
by artist: Thomas Powell
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
isrc code: GBAYC0200188
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T11:17:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xae1c294c559c0e1fa09f47fbdad880d86512bf5af50aa4bf534763b499da73d7
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/GBAYC0200188
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0xae1c294c559c0e1fa09f47fbdad880d86512bf5af50aa4bf534763b499da73d7. 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/GBAYC0200188.
  date published: 2026-07-08T03:53:27Z
audio: Puccini: La bohème, Act 3: "Ohè, là, le guardie!" (Musetta, Doganiere, Coro)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 119.847
  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: 0.364
  additional property: Energy
    type: PropertyValue
    value: 0.054
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.957
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.005
  additional property: Liveness
    type: PropertyValue
    value: 0.102
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.125
  additional property: Loudness (dB)
    type: PropertyValue
    value: -32.484
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: La bohème, Act 3: "Mimì?!" - "Speravo di trovarvi qui" (Marcello, Mimì)
type: MusicRecording
duration: PT4M44S
duration ms: 284426
explicit: false
by artist: Giacomo Puccini
by artist: Victoria de los Ángeles
by artist: Robert Merrill
by artist: Sir Thomas Beecham
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
isrc code: GBAYC0200190
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T06:36:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xafe2145130d6ac6da3078e76112b673c881eb395de061635a17f7fba49e06cb3
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/GBAYC0200190
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
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0xafe2145130d6ac6da3078e76112b673c881eb395de061635a17f7fba49e06cb3. 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/GBAYC0200190.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: La bohème, Act 3: "Mimì?!" - "Speravo di trovarvi qui" (Marcello, Mimì)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 93.343
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.283
  additional property: Energy
    type: PropertyValue
    value: 0.18
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.975
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.049
  additional property: Liveness
    type: PropertyValue
    value: 0.256
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.102
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.792
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: La bohème, Act 3: "Marcello. Finalmente!" (Rodolfo, Marcello, Mimì)
type: MusicRecording
duration: PT1M41S
duration ms: 101773
explicit: false
by artist: Giacomo Puccini
by artist: Victoria de los Ángeles
by artist: Jussi Björling
by artist: Robert Merrill
by artist: Sir Thomas Beecham
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
isrc code: GBAYC0200191
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T01:19:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd7b521c2f62399c891363ad414bcc1d1b83de4eae34df124e44b7d1d6e842d9b
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/GBAYC0200191
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0xd7b521c2f62399c891363ad414bcc1d1b83de4eae34df124e44b7d1d6e842d9b. 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/GBAYC0200191.
  date published: 2026-07-08T03:22:41Z
audio: Puccini: La bohème, Act 3: "Marcello. Finalmente!" (Rodolfo, Marcello, Mimì)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 101.615
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.358
  additional property: Energy
    type: PropertyValue
    value: 0.228
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.17
  additional property: Liveness
    type: PropertyValue
    value: 0.127
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.341
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.613
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: La bohème, Act 3: "Mimì è una civetta" (Rodolfo, Marcello)
type: MusicRecording
duration: PT1M26S
duration ms: 86826
explicit: false
by artist: Giacomo Puccini
by artist: Sir Thomas Beecham
by artist: Jussi Björling
by artist: Robert Merrill
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
isrc code: GBAYC0200192
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T11:42:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd0ee8da032224150e17f90372ce2c610f69771becdcf31646c134d3d92338780
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/GBAYC0200192
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
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0xd0ee8da032224150e17f90372ce2c610f69771becdcf31646c134d3d92338780. 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/GBAYC0200192.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: La bohème, Act 3: "Mimì è una civetta" (Rodolfo, Marcello)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 132.989
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.286
  additional property: Energy
    type: PropertyValue
    value: 0.217
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.005
  additional property: Liveness
    type: PropertyValue
    value: 0.373
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.216
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.86
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: La bohème, Act 3: "Che facevi? Che dicevi?" (Marcello, Musetta, Mimì, Rodolfo)
type: MusicRecording
duration: PT3M33S
duration ms: 213666
explicit: false
by artist: Giacomo Puccini
by artist: Victoria de los Ángeles
by artist: Jussi Björling
by artist: Lucine Amara
by artist: Robert Merrill
by artist: Sir Thomas Beecham
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
isrc code: GBAYC0200196
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T03:32:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa4dd950e73059b648b4ecf694949c50198a5029281a159c586777d54b254f1d2
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/GBAYC0200196
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
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0xa4dd950e73059b648b4ecf694949c50198a5029281a159c586777d54b254f1d2. 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/GBAYC0200196.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: La bohème, Act 3: "Che facevi? Che dicevi?" (Marcello, Musetta, Mimì, Rodolfo)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 97.763
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.15
  additional property: Energy
    type: PropertyValue
    value: 0.169
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.979
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.112
  additional property: Liveness
    type: PropertyValue
    value: 0.189
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.077
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.054
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: La bohème, Act 4: "In un coupè?" (Marcello, Rodolfo)
type: MusicRecording
duration: PT1M26S
duration ms: 86533
explicit: false
by artist: Giacomo Puccini
by artist: Sir Thomas Beecham
by artist: Jussi Björling
by artist: Robert Merrill
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
isrc code: GBAYC0200198
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T06:43:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcfeff0178248599c6a0f4d41cf9da99d541d15dc4694be908e732ee82fb98bf7
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/GBAYC0200198
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0xcfeff0178248599c6a0f4d41cf9da99d541d15dc4694be908e732ee82fb98bf7. 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/GBAYC0200198.
  date published: 2026-07-08T03:53:27Z
audio: Puccini: La bohème, Act 4: "In un coupè?" (Marcello, Rodolfo)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.014
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.521
  additional property: Energy
    type: PropertyValue
    value: 0.146
  additional property: Speechiness
    type: PropertyValue
    value: 0.053
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.293
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.469
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.63
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: La bohème, Act 4: "O Mimì, tu più non torni" (Rodolfo, Marcello)
type: MusicRecording
duration: PT2M56S
duration ms: 176600
explicit: false
by artist: Giacomo Puccini
by artist: Sir Thomas Beecham
by artist: Jussi Björling
by artist: Robert Merrill
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
isrc code: GBAYC0200199
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T10:58:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb76be0d1e58e8e0983e990fef3897eed776e2b584d46fe0c6eee0c0f6c3a93c3
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/GBAYC0200199
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0xb76be0d1e58e8e0983e990fef3897eed776e2b584d46fe0c6eee0c0f6c3a93c3. 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/GBAYC0200199.
  date published: 2026-07-08T03:53:27Z
audio: Puccini: La bohème, Act 4: "O Mimì, tu più non torni" (Rodolfo, Marcello)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 114.698
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.166
  additional property: Energy
    type: PropertyValue
    value: 0.208
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.468
  additional property: Liveness
    type: PropertyValue
    value: 0.248
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.12
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.044
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: La bohème, Act 4: "Che ora sia?" - "L'ora del pranzo" (Rodolfo, Marcello, Schaunard, Colline)
type: MusicRecording
duration: PT2M20S
duration ms: 140573
explicit: false
by artist: Giacomo Puccini
by artist: Sir Thomas Beecham
by artist: Giorgio Tozzi
by artist: John Reardon
by artist: Jussi Björling
by artist: Robert Merrill
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
isrc code: GBAYC0200200
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T10:47:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x59df581c8da1d0d6eb6f1454c742159c2710bcce932965b01261ec399b525b20
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/GBAYC0200200
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0x59df581c8da1d0d6eb6f1454c742159c2710bcce932965b01261ec399b525b20. 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/GBAYC0200200.
  date published: 2026-07-08T08:56:20Z
audio: Puccini: La bohème, Act 4: "Che ora sia?" - "L'ora del pranzo" (Rodolfo, Marcello, Schaunard, Colline)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.94
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.416
  additional property: Energy
    type: PropertyValue
    value: 0.266
  additional property: Speechiness
    type: PropertyValue
    value: 0.081
  additional property: Acousticness
    type: PropertyValue
    value: 0.973
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.018
  additional property: Liveness
    type: PropertyValue
    value: 0.217
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.345
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.277
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: La bohème, Act 4: "C'è Mimì… C'è Mimì" (Musetta, Rodolfo, Schaunard, Mimì, Marcello)
type: MusicRecording
duration: PT3M22S
duration ms: 202466
explicit: false
by artist: Giacomo Puccini
by artist: Victoria de los Ángeles
by artist: John Reardon
by artist: Jussi Björling
by artist: Lucine Amara
by artist: Robert Merrill
by artist: Sir Thomas Beecham
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
isrc code: GBAYC0200202
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T04:01:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa42ba84e321ea260247f3c12b8ca8116f826f28cf0ecf4a84acb86373982e60f
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/GBAYC0200202
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0xa42ba84e321ea260247f3c12b8ca8116f826f28cf0ecf4a84acb86373982e60f. 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/GBAYC0200202.
  date published: 2026-07-08T03:53:27Z
audio: Puccini: La bohème, Act 4: "C'è Mimì… C'è Mimì" (Musetta, Rodolfo, Schaunard, Mimì, Marcello)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.842
  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: 0.222
  additional property: Energy
    type: PropertyValue
    value: 0.246
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.96
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.018
  additional property: Liveness
    type: PropertyValue
    value: 0.471
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.074
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.402
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: La bohème, Act 4: "Dorme? Riposa" (Musetta, Rodolfo, Marcello, Mimì, Schaunard, Colline)
type: MusicRecording
duration: PT4M53S
duration ms: 293600
explicit: false
by artist: Giacomo Puccini
by artist: Victoria de los Ángeles
by artist: Giorgio Tozzi
by artist: John Reardon
by artist: Jussi Björling
by artist: Lucine Amara
by artist: Robert Merrill
by artist: Sir Thomas Beecham
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
isrc code: GBAYC0200207
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T05:50:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x00f80eda8444d7b5b1cb331e3778a2114e8a78682bf35ca5685b93f33cf07bc4
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/GBAYC0200207
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0x00f80eda8444d7b5b1cb331e3778a2114e8a78682bf35ca5685b93f33cf07bc4. 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/GBAYC0200207.
  date published: 2026-07-08T08:56:20Z
audio: Puccini: La bohème, Act 4: "Dorme? Riposa" (Musetta, Rodolfo, Marcello, Mimì, Schaunard, Colline)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 141.48
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.247
  additional property: Energy
    type: PropertyValue
    value: 0.028
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.662
  additional property: Liveness
    type: PropertyValue
    value: 0.122
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.037
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.731
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: La bohème, Act 1: "Questo Mar Rosso mi ammollisce e assidera" (Marcello, Rodolfo)
type: MusicRecording
duration: PT2M35S
duration ms: 155226
explicit: false
by artist: Giacomo Puccini
by artist: Sir Thomas Beecham
by artist: Jussi Björling
by artist: Robert Merrill
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2c475466d1b59828e2b3607c7495077dbb50d334edddf75f4e2612859610f1fd. Chain 2 (Bitcoin): anchored in block 960175 (2026-07-30T00:16:15Z), 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/GBAYC0200169.
  date published: 2026-07-30T00:16:15Z
audio: Puccini: La bohème, Act 1: "Questo Mar Rosso mi ammollisce e assidera" (Marcello, Rodolfo)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.442
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.324
  additional property: Energy
    type: PropertyValue
    value: 0.339
  additional property: Speechiness
    type: PropertyValue
    value: 0.088
  additional property: Acousticness
    type: PropertyValue
    value: 0.973
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.016
  additional property: Liveness
    type: PropertyValue
    value: 0.452
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.397
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.521
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBAYC0200169
additional property: CopyrightID
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: 960175
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T00:16:15+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0200169
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960175
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960175
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T00:16:15+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Puccini: La bohème, Act 1: "Aguzza l'ingegno" (Rodolfo, Marcello, Colline)
type: MusicRecording
duration: PT3M9S
duration ms: 189973
explicit: false
by artist: Giacomo Puccini
by artist: Sir Thomas Beecham
by artist: Giorgio Tozzi
by artist: Jussi Björling
by artist: Robert Merrill
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfeb02c99aaa88306830acb5a056ea109c14c653a2be28f08ac75b2297fa297e6. Chain 2 (Bitcoin): anchored in block 960108 (2026-07-29T13:09:35Z), 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/GBAYC0200170.
  date published: 2026-07-29T13:09:35Z
audio: Puccini: La bohème, Act 1: "Aguzza l'ingegno" (Rodolfo, Marcello, Colline)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.02
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.325
  additional property: Energy
    type: PropertyValue
    value: 0.273
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.108
  additional property: Liveness
    type: PropertyValue
    value: 0.241
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.326
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.687
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBAYC0200170
additional property: CopyrightID
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: 960108
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T13:09:35+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0200170
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960108
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960108
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T13:09:35+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Puccini: La bohème, Act 1: "Legna!" - "Sigari!" (Rodolfo, Marcello, Colline, Schaunard)
type: MusicRecording
duration: PT3M39S
duration ms: 219600
explicit: false
by artist: Giacomo Puccini
by artist: Sir Thomas Beecham
by artist: Giorgio Tozzi
by artist: John Reardon
by artist: Jussi Björling
by artist: Robert Merrill
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27cf1c79d13966056bf7b0d4fc7614cfc4b6c54b032b087f8e2904c64ba3f031. Chain 2 (Bitcoin): anchored in block 960166 (2026-07-29T23:39:29Z), 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/GBAYC0200171.
  date published: 2026-07-29T23:39:29Z
audio: Puccini: La bohème, Act 1: "Legna!" - "Sigari!" (Rodolfo, Marcello, Colline, Schaunard)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 94.682
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.356
  additional property: Energy
    type: PropertyValue
    value: 0.352
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.494
  additional property: Liveness
    type: PropertyValue
    value: 0.617
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.514
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.393
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: GBAYC0200171
additional property: CopyrightID
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: 960166
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T23:39:29+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0200171
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960166
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960166
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T23:39:29+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Puccini: La bohème, Act 1: "Si può?" - "Chi è la?" (Benoit, Marcello, Schaunard, Colline, Rodolfo)
type: MusicRecording
duration: PT4M32S
duration ms: 272360
explicit: false
by artist: Giacomo Puccini
by artist: Sir Thomas Beecham
by artist: Fernando Corena
by artist: Giorgio Tozzi
by artist: John Reardon
by artist: Jussi Björling
by artist: Robert Merrill
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x005c35da9d4880051894fc5814e3c9d7ecb1fb44c1c5067c5dbf3e3be58021fd. Chain 2 (Bitcoin): anchored in block 960222 (2026-07-30T07:48:45Z), 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/GBAYC0200172.
  date published: 2026-07-30T07:48:45Z
audio: Puccini: La bohème, Act 1: "Si può?" - "Chi è la?" (Benoit, Marcello, Schaunard, Colline, Rodolfo)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 96.818
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.292
  additional property: Energy
    type: PropertyValue
    value: 0.242
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.269
  additional property: Liveness
    type: PropertyValue
    value: 0.564
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.363
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.191
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBAYC0200172
additional property: CopyrightID
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: 960222
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T07:48:45+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0200172
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960222
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960222
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T07:48:45+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Puccini: La bohème, Act 1: "Ehi! Rodolfo!" (Schaunard, Colline, Marcello, Rodolfo, Mimì)
type: MusicRecording
duration: PT0M47S
duration ms: 47466
explicit: false
by artist: Giacomo Puccini
by artist: Victoria de los Ángeles
by artist: Giorgio Tozzi
by artist: John Reardon
by artist: Jussi Björling
by artist: Robert Merrill
by artist: Sir Thomas Beecham
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa324c55330d7358d97260c2b0b79725e74b6f0161a7b797c3cf89eb8f5b19898. Chain 2 (Bitcoin): anchored in block 960106 (2026-07-29T12:41:21Z), 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/GBAYC0200178.
  date published: 2026-07-29T12:41:21Z
audio: Puccini: La bohème, Act 1: "Ehi! Rodolfo!" (Schaunard, Colline, Marcello, Rodolfo, Mimì)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 143.523
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.414
  additional property: Energy
    type: PropertyValue
    value: 0.071
  additional property: Speechiness
    type: PropertyValue
    value: 0.062
  additional property: Acousticness
    type: PropertyValue
    value: 0.967
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.361
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.376
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.882
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBAYC0200178
additional property: CopyrightID
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: 960106
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T12:41:21+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0200178
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960106
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960106
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T12:41:21+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Puccini: La bohème, Act 2: "Aranci, datteri!" (Coro, Schaunard, Colline, Rodolfo, Mimì, Marcello)
type: MusicRecording
duration: PT2M51S
duration ms: 171160
explicit: false
by artist: Giacomo Puccini
by artist: Victoria de los Ángeles
by artist: Giorgio Tozzi
by artist: John Reardon
by artist: Jussi Björling
by artist: RCA Victor Chorus
by artist: Robert Merrill
by artist: Sir Thomas Beecham
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa86699f03f76eda9cc082d6d9f5a1e3cd5cfdece1795fbbb25dca1ace4854ee. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), 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/GBAYC0200181.
  date published: 2026-07-31T00:26:26Z
audio: Puccini: La bohème, Act 2: "Aranci, datteri!" (Coro, Schaunard, Colline, Rodolfo, Mimì, Marcello)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 125.192
  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: 0.407
  additional property: Energy
    type: PropertyValue
    value: 0.423
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.967
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.499
  additional property: Liveness
    type: PropertyValue
    value: 0.334
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.521
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.989
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: GBAYC0200181
additional property: CopyrightID
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: 960327
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T00:26:26+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0200181
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960327
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960327
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T00:26:26+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Puccini: La bohème, Act 2: "Chi guardi?" (Rodolfo, Colline, Mimì, Schaunard, Marcello, Parpignol, Coro)
type: MusicRecording
duration: PT3M20S
duration ms: 200040
explicit: false
by artist: Giacomo Puccini
by artist: Victoria de los Ángeles
by artist: Giorgio Tozzi
by artist: John Reardon
by artist: Jussi Björling
by artist: RCA Victor Chorus
by artist: Robert Merrill
by artist: William Nahr
by artist: Sir Thomas Beecham
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29f7da6ffa3071d7d33dad190f25c65916ef23cd36958cc430efcdfe34f730dc. Chain 2 (Bitcoin): anchored in block 960193 (2026-07-30T02:05:19Z), 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/GBAYC0200182.
  date published: 2026-07-30T02:05:19Z
audio: Puccini: La bohème, Act 2: "Chi guardi?" (Rodolfo, Colline, Mimì, Schaunard, Marcello, Parpignol, Coro)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.914
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.324
  additional property: Energy
    type: PropertyValue
    value: 0.279
  additional property: Speechiness
    type: PropertyValue
    value: 0.052
  additional property: Acousticness
    type: PropertyValue
    value: 0.959
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.003
  additional property: Liveness
    type: PropertyValue
    value: 0.796
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.201
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.796
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: GBAYC0200182
additional property: CopyrightID
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: 960193
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T02:05:19+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0200182
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960193
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960193
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T02:05:19+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Puccini: La bohème, Act 2: "Oh! Musetta!" (Rodolfo, Schaunard, Colline, Marcello, Alcindoro, Musetta, Mimì, Coro)
type: MusicRecording
duration: PT3M15S
duration ms: 195000
explicit: false
by artist: Giacomo Puccini
by artist: Victoria de los Ángeles
by artist: Fernando Corena
by artist: Giorgio Tozzi
by artist: John Reardon
by artist: Jussi Björling
by artist: Lucine Amara
by artist: RCA Victor Chorus
by artist: Robert Merrill
by artist: Sir Thomas Beecham
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9941233b145574ae9c2beb84ae5a5a09a4a8dd7a5047e6dd21918024e44c1b44. Chain 2 (Bitcoin): anchored in block 960284 (2026-07-30T17:23:26Z), 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/GBAYC0200184.
  date published: 2026-07-30T17:23:26Z
audio: Puccini: La bohème, Act 2: "Oh! Musetta!" (Rodolfo, Schaunard, Colline, Marcello, Alcindoro, Musetta, Mimì, Coro)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 123.511
  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: 0.433
  additional property: Energy
    type: PropertyValue
    value: 0.254
  additional property: Speechiness
    type: PropertyValue
    value: 0.133
  additional property: Acousticness
    type: PropertyValue
    value: 0.965
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.034
  additional property: Liveness
    type: PropertyValue
    value: 0.756
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.368
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.778
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBAYC0200184
additional property: CopyrightID
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: 960284
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T17:23:26+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0200184
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960284
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960284
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T17:23:26+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Puccini: La bohème, Act 3: "Sa dirmi, scusi, qual'è l'osteria" (Mimì, Sergente, Doganiere)
type: MusicRecording
duration: PT1M31S
duration ms: 91973
explicit: false
by artist: Giacomo Puccini
by artist: Victoria de los Ángeles
by artist: George del Monte
by artist: Thomas Powell
by artist: Sir Thomas Beecham
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5301b9e393a8acae618f069760af7dda01fb387cdeba4a1b8ae5ebbba4f45666. Chain 2 (Bitcoin): anchored in block 960362 (2026-07-31T06:58:00Z), 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/GBAYC0200189.
  date published: 2026-07-31T06:58:00Z
audio: Puccini: La bohème, Act 3: "Sa dirmi, scusi, qual'è l'osteria" (Mimì, Sergente, Doganiere)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 117.966
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.299
  additional property: Energy
    type: PropertyValue
    value: 0.046
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.946
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.186
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.035
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.772
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBAYC0200189
additional property: CopyrightID
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: 960362
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T06:58:00+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0200189
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960362
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960362
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T06:58:00+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Puccini: La bohème, Act 3: "Mimì è tanto malata!" (Rodolfo, Marcello, Mimì)
type: MusicRecording
duration: PT3M15S
duration ms: 195466
explicit: false
by artist: Giacomo Puccini
by artist: Victoria de los Ángeles
by artist: Jussi Björling
by artist: Robert Merrill
by artist: Sir Thomas Beecham
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa9a5c5858290fe36b124c3a6dfb2cdd68e67709b84b7e96d322e13ff293c2082. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), 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/GBAYC0200193.
  date published: 2026-07-31T02:19:15Z
audio: Puccini: La bohème, Act 3: "Mimì è tanto malata!" (Rodolfo, Marcello, Mimì)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 94.998
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.152
  additional property: Energy
    type: PropertyValue
    value: 0.321
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.112
  additional property: Liveness
    type: PropertyValue
    value: 0.46
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.15
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.782
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBAYC0200193
additional property: CopyrightID
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: 960334
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T02:19:15+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0200193
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960334
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960334
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T02:19:15+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Puccini: La bohème, Act 3: "Addio" - "Donde lieta uscì al tuo grido d'amore" (Mimì, Rodolfo)
type: MusicRecording
duration: PT3M17S
duration ms: 197040
explicit: false
by artist: Giacomo Puccini
by artist: Victoria de los Ángeles
by artist: Jussi Björling
by artist: Sir Thomas Beecham
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc07a5672189704bd1dee9ec76dc00b7b7fd644773beb0a4edc9f5e31b5d5b8c. Chain 2 (Bitcoin): anchored in block 960229 (2026-07-30T08:30:10Z), 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/GBAYC0200194.
  date published: 2026-07-30T08:30:10Z
audio: Puccini: La bohème, Act 3: "Addio" - "Donde lieta uscì al tuo grido d'amore" (Mimì, Rodolfo)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 120.003
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.234
  additional property: Energy
    type: PropertyValue
    value: 0.058
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.004
  additional property: Liveness
    type: PropertyValue
    value: 0.17
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.049
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.357
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBAYC0200194
additional property: CopyrightID
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: 960229
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T08:30:10+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0200194
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960229
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960229
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T08:30:10+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Puccini: La bohème, Act 3: "Dunque è proprio finita?" (Mimì, Rodolfo)
type: MusicRecording
duration: PT1M50S
duration ms: 110293
explicit: false
by artist: Giacomo Puccini
by artist: Victoria de los Ángeles
by artist: Jussi Björling
by artist: Sir Thomas Beecham
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2df205cccc05a2a92b2705849445f3d299863b184c66230a268f484157265cee. Chain 2 (Bitcoin): anchored in block 960354 (2026-07-31T05:48:18Z), 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/GBAYC0200195.
  date published: 2026-07-31T05:48:18Z
audio: Puccini: La bohème, Act 3: "Dunque è proprio finita?" (Mimì, Rodolfo)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.077
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.167
  additional property: Energy
    type: PropertyValue
    value: 0.113
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.976
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.008
  additional property: Liveness
    type: PropertyValue
    value: 0.17
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.079
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.38
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBAYC0200195
additional property: CopyrightID
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: 960354
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T05:48:18+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0200195
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960354
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960354
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T05:48:18+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Puccini: La bohème, Act 4: "Gavotta… Minuetto… Pavanella" (Colline, Marcello, Rodolfo, Schaunard)
type: MusicRecording
duration: PT1M42S
duration ms: 102493
explicit: false
by artist: Giacomo Puccini
by artist: Sir Thomas Beecham
by artist: Giorgio Tozzi
by artist: John Reardon
by artist: Jussi Björling
by artist: Robert Merrill
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3357866a73a7d47103d3a49f09b5509ec1f9752daf3ad58c8e22ec58aea80663. Chain 2 (Bitcoin): anchored in block 960302 (2026-07-30T20:09:33Z), 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/GBAYC0200201.
  date published: 2026-07-30T20:09:33Z
audio: Puccini: La bohème, Act 4: "Gavotta… Minuetto… Pavanella" (Colline, Marcello, Rodolfo, Schaunard)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 140.215
  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: 0.448
  additional property: Energy
    type: PropertyValue
    value: 0.407
  additional property: Speechiness
    type: PropertyValue
    value: 0.059
  additional property: Acousticness
    type: PropertyValue
    value: 0.965
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.103
  additional property: Liveness
    type: PropertyValue
    value: 0.205
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.551
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.846
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBAYC0200201
additional property: CopyrightID
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: 960302
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T20:09:33+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0200201
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960302
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T20:09:33+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Puccini: La bohème, Act 4: "Ho tanto freddo. Se avessi un manicotto!" (Mimì, Rodolfo, Marcello, Musetta)
type: MusicRecording
duration: PT2M59S
duration ms: 179440
explicit: false
by artist: Giacomo Puccini
by artist: Victoria de los Ángeles
by artist: Jussi Björling
by artist: Lucine Amara
by artist: Robert Merrill
by artist: Sir Thomas Beecham
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9dc9accb9163c1dccfd38c0196ef93aba33ba8dfcb07028a7e01d71dea68536d. Chain 2 (Bitcoin): anchored in block 960284 (2026-07-30T17:23:26Z), 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/GBAYC0200203.
  date published: 2026-07-30T17:23:26Z
audio: Puccini: La bohème, Act 4: "Ho tanto freddo. Se avessi un manicotto!" (Mimì, Rodolfo, Marcello, Musetta)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.586
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.201
  additional property: Energy
    type: PropertyValue
    value: 0.046
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.981
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.01
  additional property: Liveness
    type: PropertyValue
    value: 0.15
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.046
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.355
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: GBAYC0200203
additional property: CopyrightID
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: 960284
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T17:23:26+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0200203
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960284
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960284
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T17:23:26+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Puccini: La bohème, Act 4: "Sono andati? Fingevo di dormire" (Mimì, Rodolfo)
type: MusicRecording
duration: PT2M41S
duration ms: 161933
explicit: false
by artist: Giacomo Puccini
by artist: Victoria de los Ángeles
by artist: Jussi Björling
by artist: Sir Thomas Beecham
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51c3d6439bad4fdeffedb427f796289e68f50c0e53ee209aea185ec4fc1858fa. Chain 2 (Bitcoin): anchored in block 960389 (2026-07-31T10:20:10Z), 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/GBAYC0200205.
  date published: 2026-07-31T10:20:10Z
audio: Puccini: La bohème, Act 4: "Sono andati? Fingevo di dormire" (Mimì, Rodolfo)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 93.494
  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: 0.245
  additional property: Energy
    type: PropertyValue
    value: 0.06
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.225
  additional property: Liveness
    type: PropertyValue
    value: 0.233
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.065
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.899
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBAYC0200205
additional property: CopyrightID
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: 960389
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T10:20:10+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0200205
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960389
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960389
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T10:20:10+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Puccini: La bohème, Act 4: "Mi chiamano Mimì... il perché non so" (Mimì, Rodolfo, Schaunard)
type: MusicRecording
duration: PT3M15S
duration ms: 195666
explicit: false
by artist: Giacomo Puccini
by artist: Victoria de los Ángeles
by artist: John Reardon
by artist: Jussi Björling
by artist: Sir Thomas Beecham
by artist: RCA Victor Orchestra
in album: Puccini: La bohème
  type: MusicAlbum
  date published: 2023-11-17
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbdb9a327f6917983b8fb5fd46ae4748e2f3a7c47446fb4e6fd9df03a5230045c. Chain 2 (Bitcoin): anchored in block 960370 (2026-07-31T08:38:45Z), 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/GBAYC0200206.
  date published: 2026-07-31T08:38:45Z
audio: Puccini: La bohème, Act 4: "Mi chiamano Mimì... il perché non so" (Mimì, Rodolfo, Schaunard)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.806
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.237
  additional property: Energy
    type: PropertyValue
    value: 0.061
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.057
  additional property: Liveness
    type: PropertyValue
    value: 0.589
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.049
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.785
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: GBAYC0200206
additional property: CopyrightID
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: 960370
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T08:38:45+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0200206
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960370
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960370
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T08:38:45+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Pagliacci, Act II: Vesti La Giubba
type: MusicRecording
duration: PT3M39S
duration ms: 219503
explicit: false
by artist: Ruggero Leoncavallo
by artist: Mario Lanza
by artist: Constantine Callinicos
by artist: RCA Victor Orchestra
in album: Mario Lanza Sings Italian Opera
  type: MusicAlbum
  date published: 2019-11-22
genre: italian-opera
genre: italian-romanticism
genre: opera
isrc code: GBAVQ1900372
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T23:15:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9cebb83b56467cd7822498ee35a20cbb1b4663fa0437196d3acb6c463372eae1
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/GBAVQ1900372
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0x9cebb83b56467cd7822498ee35a20cbb1b4663fa0437196d3acb6c463372eae1. 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/GBAVQ1900372.
  date published: 2026-07-08T03:53:27Z
audio: Pagliacci, Act II: Vesti La Giubba
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.669
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.226
  additional property: Energy
    type: PropertyValue
    value: 0.234
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.984
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.21
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.095
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.059
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Tosca, Act I: Reconita Armonia
type: MusicRecording
duration: PT2M43S
duration ms: 163044
explicit: false
by artist: Giacomo Puccini
by artist: Mario Lanza
by artist: Constantine Callinicos
by artist: RCA Victor Orchestra
in album: Mario Lanza Sings Italian Opera
  type: MusicAlbum
  date published: 2019-11-22
isrc code: GBAVQ1900376
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T19:30:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfbffb6a94c13a30741d71765a50b1d3371dde5897693282a0127412df48bcfa7
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/GBAVQ1900376
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0xfbffb6a94c13a30741d71765a50b1d3371dde5897693282a0127412df48bcfa7. 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/GBAVQ1900376.
  date published: 2026-07-08T03:22:41Z
audio: Tosca, Act I: Reconita Armonia
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.785
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.299
  additional property: Energy
    type: PropertyValue
    value: 0.201
  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.961
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.086
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.096
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.896
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Tosca, Act III: E Lucevan La Stelle
type: MusicRecording
duration: PT3M4S
duration ms: 184513
explicit: false
by artist: Giacomo Puccini
by artist: Mario Lanza
by artist: Constantine Callinicos
by artist: RCA Victor Orchestra
in album: Mario Lanza Sings Italian Opera
  type: MusicAlbum
  date published: 2019-11-22
isrc code: GBAVQ1900377
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T19:03:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb1c1bce67eb6aae44aa2771b8e28e2fa82d1ef04d99318862375e5657e6ef4d5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAVQ1900377
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
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: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+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 0xb1c1bce67eb6aae44aa2771b8e28e2fa82d1ef04d99318862375e5657e6ef4d5. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/GBAVQ1900377.
  date published: 2026-07-02T05:09:12Z
audio: Tosca, Act III: E Lucevan La Stelle
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 138.092
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.246
  additional property: Energy
    type: PropertyValue
    value: 0.208
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.975
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.117
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.517
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

L'elisir D'amore, Act II: Una Furtiva Lagrima
type: MusicRecording
duration: PT4M12S
duration ms: 252002
explicit: false
by artist: Gaetano Donizetti
by artist: Mario Lanza
by artist: Constantine Callinicos
by artist: RCA Victor Orchestra
in album: Mario Lanza Sings Italian Opera
  type: MusicAlbum
  date published: 2019-11-22
genre: opera
isrc code: GBAVQ1900378
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T18:56:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x350a7f7219a0cd940dda4d8ead162ec62c8dfbb22a84341fdf1bc8b606f2db86
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/GBAVQ1900378
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0x350a7f7219a0cd940dda4d8ead162ec62c8dfbb22a84341fdf1bc8b606f2db86. 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/GBAVQ1900378.
  date published: 2026-07-08T03:22:41Z
audio: L'elisir D'amore, Act II: Una Furtiva Lagrima
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 168.296
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.172
  additional property: Energy
    type: PropertyValue
    value: 0.182
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.107
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.136
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.54
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Madam Butterfly, Act I: Stolla Paura L'amor
type: MusicRecording
duration: PT8M0S
duration ms: 480013
explicit: false
by artist: Giacomo Puccini
by artist: Mario Lanza
by artist: RCA Victor Orchestra
in album: Mario Lanza Sings Italian Opera
  type: MusicAlbum
  date published: 2019-11-22
isrc code: GBAVQ1900380
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T06:26:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x25e96b4bf8215306118680fcfeb6419261c0d67941b73dabed00e6470ec4079d
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/GBAVQ1900380
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0x25e96b4bf8215306118680fcfeb6419261c0d67941b73dabed00e6470ec4079d. 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/GBAVQ1900380.
  date published: 2026-07-08T08:56:20Z
audio: Madam Butterfly, Act I: Stolla Paura L'amor
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 145.154
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.241
  additional property: Energy
    type: PropertyValue
    value: 0.246
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.203
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.049
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.185
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Andrea Chénier, Act I: Un Di All'azzurro Spazio
type: MusicRecording
duration: PT4M46S
duration ms: 286489
explicit: false
by artist: Umberto Giordano
by artist: Mario Lanza
by artist: Ray Sinatra
by artist: RCA Victor Orchestra
in album: Mario Lanza Sings Italian Opera
  type: MusicAlbum
  date published: 2019-11-22
genre: opera
isrc code: GBAVQ1900383
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T16:33:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x03523ab24934d13d1378ff21712593133cfc5cba60f5264b9a64b89c8580000b
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/GBAVQ1900383
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
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0x03523ab24934d13d1378ff21712593133cfc5cba60f5264b9a64b89c8580000b. 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/GBAVQ1900383.
  date published: 2026-07-08T03:20:19Z
audio: Andrea Chénier, Act I: Un Di All'azzurro Spazio
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 140.963
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.315
  additional property: Energy
    type: PropertyValue
    value: 0.26
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.084
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.134
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.35
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

La Bohème. Act I: Che Gelida Manina
type: MusicRecording
duration: PT3M59S
duration ms: 239511
explicit: false
by artist: Giacomo Puccini
by artist: Mario Lanza
by artist: RCA Victor Orchestra
in album: Mario Lanza Sings Italian Opera
  type: MusicAlbum
  date published: 2019-11-22
isrc code: GBAVQ1900385
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T14:26:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7647d42577902fa0485e49c3c5cab7aaa45f3758d3f438aa604710b8e17eb1f1
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/GBAVQ1900385
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0x7647d42577902fa0485e49c3c5cab7aaa45f3758d3f438aa604710b8e17eb1f1. 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/GBAVQ1900385.
  date published: 2026-07-08T03:22:41Z
audio: La Bohème. Act I: Che Gelida Manina
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.444
  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: 0.273
  additional property: Energy
    type: PropertyValue
    value: 0.193
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.992
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.126
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.189
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.41
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Fedora, Act II: Amor Il Vieta
type: MusicRecording
duration: PT1M26S
duration ms: 86523
explicit: false
by artist: Umberto Giordano
by artist: Mario Lanza
by artist: Ray Heindorf
by artist: RCA Victor Orchestra
in album: Mario Lanza Sings Italian Opera
  type: MusicAlbum
  date published: 2019-11-22
genre: opera
isrc code: GBAVQ1900389
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T21:30:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x863d1f23cb229adbc47d92015cfe2bca357bb3da71d7bd88b730f46288b70e3b
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/GBAVQ1900389
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41+00:00
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: 957120
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:22:41+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 0x863d1f23cb229adbc47d92015cfe2bca357bb3da71d7bd88b730f46288b70e3b. 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/GBAVQ1900389.
  date published: 2026-07-08T03:53:27Z
audio: Fedora, Act II: Amor Il Vieta
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.864
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
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Rigoletto, Act I: Questa O Quella
type: MusicRecording
duration: PT1M48S
duration ms: 108028
explicit: false
by artist: Giuseppe Verdi
by artist: Mario Lanza
by artist: Constantine Callinicos
by artist: RCA Victor Orchestra
in album: Mario Lanza Sings Italian Opera
  type: MusicAlbum
  date published: 2019-11-22
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88f8e5111ea12807467bcb1c6d3fe91ac35d6a365c5c885f2fff549ce3681bbd. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), 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/GBAVQ1900373.
  date published: 2026-07-31T15:20:15Z
audio: Rigoletto, Act I: Questa O Quella
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  additional property: Speechiness
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  additional property: Valence (Positivity)
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isrc code: GBAVQ1900373
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Rigoletto, Act II: Parmi Verder Le Lagrime
type: MusicRecording
duration: PT4M38S
duration ms: 278528
explicit: false
by artist: Giuseppe Verdi
by artist: Mario Lanza
by artist: Constantine Callinicos
by artist: RCA Victor Orchestra
in album: Mario Lanza Sings Italian Opera
  type: MusicAlbum
  date published: 2019-11-22
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x355ab038b8e9af813442da49cd52a91f816603d77bf0956010f90d22c70835ab. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), 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/GBAVQ1900374.
  date published: 2026-07-31T15:20:15Z
audio: Rigoletto, Act II: Parmi Verder Le Lagrime
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Rigoletto, Act IV: La Donna è Mobile
type: MusicRecording
duration: PT2M5S
duration ms: 125007
explicit: false
by artist: Giuseppe Verdi
by artist: Mario Lanza
by artist: Constantine Callinicos
by artist: RCA Victor Orchestra
in album: Mario Lanza Sings Italian Opera
  type: MusicAlbum
  date published: 2019-11-22
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d658f7f3eaa2da98a2431629def22e4cf1b5b1c1cf1dfcec847afcc7fb1c176. Chain 2 (Bitcoin): anchored in block 960108 (2026-07-29T13:09:35Z), 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/GBAVQ1900375.
  date published: 2026-07-29T13:09:35Z
audio: Rigoletto, Act IV: La Donna è Mobile
  type: AudioObject
  additional property: Tempo (BPM)
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additional property: CopyrightID
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additional property: BitcoinTime
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

La Traviata, Act I: Libiamo, Libamo, Ne'lieti Calici
type: MusicRecording
duration: PT3M6S
duration ms: 186015
explicit: false
by artist: Giuseppe Verdi
by artist: Mario Lanza
by artist: Constantine Callinicos
by artist: RCA Victor Orchestra
in album: Mario Lanza Sings Italian Opera
  type: MusicAlbum
  date published: 2019-11-22
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae3df81635f8f57501e8ef20bc00c3f70a894b9ec735a0544015576dfdb63f86. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), 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/GBAVQ1900379.
  date published: 2026-07-31T08:26:41Z
audio: La Traviata, Act I: Libiamo, Libamo, Ne'lieti Calici
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  additional property: Speechiness
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  additional property: Acousticness
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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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isrc code: GBAVQ1900379
additional property: CopyrightID
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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additional property: OTSVerificationAPI
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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Aida, Act 1: Celeste Aida
type: MusicRecording
duration: PT3M58S
duration ms: 238049
explicit: false
by artist: Giuseppe Verdi
by artist: Mario Lanza
by artist: Ray Sinatra
by artist: RCA Victor Orchestra
in album: Mario Lanza Sings Italian Opera
  type: MusicAlbum
  date published: 2019-11-22
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x479f7b28a9c2624965ce319d590b22c504644763642078d5eb262108e729658a. Chain 2 (Bitcoin): anchored in block 960348 (2026-07-31T05:17:02Z), 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/GBAVQ1900381.
  date published: 2026-07-31T05:17:02Z
audio: Aida, Act 1: Celeste Aida
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  additional property: Danceability
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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: 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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isrc code: GBAVQ1900381
additional property: CopyrightID
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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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Turandot, Act III: Nessun Dorma
type: MusicRecording
duration: PT3M7S
duration ms: 187509
explicit: false
by artist: Giacomo Puccini
by artist: Mario Lanza
by artist: Ray Heindorf
by artist: RCA Victor Orchestra
in album: Mario Lanza Sings Italian Opera
  type: MusicAlbum
  date published: 2019-11-22
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x676a9f4d08de43ce3d40ccc6e18a4fd76ca83496e12283fada06e89d21c6f1e1. Chain 2 (Bitcoin): anchored in block 960144 (2026-07-29T21:09:47Z), 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/GBAVQ1900388.
  date published: 2026-07-29T21:09:47Z
audio: Turandot, Act III: Nessun Dorma
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Loudness (dB)
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  additional property: Key Name
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isrc code: GBAVQ1900388
additional property: CopyrightID
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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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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La Bohème: Act I
type: MusicRecording
duration: PT35M27S
duration ms: 2127786
explicit: false
by artist: Jussi Björling
by artist: Victoria de los Ángeles
by artist: RCA Victor Orchestra
in album: La Bohème
  type: MusicAlbum
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isrc code: GBMNA0813694
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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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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
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  date published: 2026-07-08T03:53:27Z
audio: La Bohème: Act I
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La Bohème: Act III
type: MusicRecording
duration: PT24M56S
duration ms: 1496360
explicit: false
by artist: Jussi Björling
by artist: Victoria de los Ángeles
by artist: RCA Victor Orchestra
in album: La Bohème
  type: MusicAlbum
  date published: 2008-11-12
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25663bdcd3728b833d0336a178a0795a3bb1a4923f54e2847c5347abd858d0e6. Chain 2 (Bitcoin): anchored in block 960497 (2026-08-01T02:22:04Z), 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/GBMNA0813696.
  date published: 2026-08-01T02:22:04Z
audio: La Bohème: Act III
  type: AudioObject
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  additional property: Valence (Positivity)
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isrc code: GBMNA0813696
additional property: CopyrightID
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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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-08-01T02:22:04+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Pagliacci, Act I: Vesti la giubba (Canio)
type: MusicRecording
duration: PT3M3S
duration ms: 183960
explicit: false
by artist: Ruggero Leoncavallo
by artist: Renato Cellini
by artist: Jussi Björling
by artist: RCA Victor Orchestra
in album: Famous Male Opera Pieces
  type: MusicAlbum
  date published: 2022-04-09
popularity: 1
genre: italian-opera
genre: italian-romanticism
genre: opera
isrc code: GBAYC5300066
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/GBAYC5300066
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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
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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
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74e0b6db8baf4370c706ad40e28e362b503897ea05a3f13b9042a4d39d64beda. 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/GBAYC5300066.
  date published: 2026-07-08T03:22:41Z
audio: Pagliacci, Act I: Vesti la giubba (Canio)
  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
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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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The Rowan Tree
type: MusicRecording
duration: PT3M15S
duration ms: 195066
explicit: false
by artist: Traditional
by artist: James Galway
by artist: The Chieftains
by artist: Dudley Simpson
by artist: RCA Victor Orchestra
in album: Seasons
  type: MusicAlbum
  date published: 1977
popularity: 1
genre: bhajan
genre: gregorian-chant
genre: medieval
genre: traditional-music
isrc code: USBC19000328
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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  value: 2026-07-07T03:41:24+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x41da96cff086738164982a4be68af6e48940efb16d51810d85877aaaece75350
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/USBC19000328
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0x41da96cff086738164982a4be68af6e48940efb16d51810d85877aaaece75350. 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/USBC19000328.
  date published: 2026-07-08T03:53:27Z
audio: The Rowan Tree
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.872
  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: Speechiness
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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: 0.099
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.053
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.942
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
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Over the Sea to Skye
type: MusicRecording
duration: PT3M37S
duration ms: 217600
explicit: false
by artist: Traditional
by artist: James Galway
by artist: The Chieftains
by artist: RCA Victor Concert Orchestra
by artist: Dudley Simpson
by artist: RCA Victor Orchestra
in album: Seasons
  type: MusicAlbum
  date published: 1977
popularity: 2
genre: bhajan
genre: gregorian-chant
genre: medieval
genre: traditional-music
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe405b2e26b2d3320314ae5b63b2fb84379d98a8a616a601bd3283b763e1ffe7f. Chain 2 (Bitcoin): anchored in block 960220 (2026-07-30T07:28:30Z), 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/USBC19000158.
  date published: 2026-07-30T07:28:30Z
audio: Over the Sea to Skye
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.251
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.961
  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: 0.141
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.715
  additional property: Key Name
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    value: B
  additional property: Mode Name
    type: PropertyValue
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isrc code: USBC19000158
additional property: CopyrightID
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
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additional property: OTSVerificationAPI
  type: PropertyValue
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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/960220
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T07:28:30+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Famous Operatic Arias
type: MusicAlbum
date published: 2000-01-01

Cavalleria Rusticana
type: MusicAlbum
date published: 2000-01-01

Nabucco: Va, pensiero, sull'ali dorate (Chorus of the Hebrew Slaves)
type: MusicRecording
duration: PT4M53S
duration ms: 293533
explicit: false
by artist: Giuseppe Verdi
by artist: Renato Cellini
by artist: RCA Victor Orchestra
by artist: Robert Shaw Chorale
in album: Verdi Greatest Hits
  type: MusicAlbum
  date published: 2001-02-06
popularity: 25
genre: classical
genre: opera
isrc code: USBC15900238
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/0xfb8a064ab8479c28b40317080fb8af0792bb808f6071a6e7b618fde4099531bf
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/USBC15900238
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 0xfb8a064ab8479c28b40317080fb8af0792bb808f6071a6e7b618fde4099531bf. 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/USBC15900238.
  date published: 2026-07-02T03:30:09Z
audio: Nabucco: Va, pensiero, sull'ali dorate (Chorus of the Hebrew Slaves)
  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)
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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
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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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Nabucco: Va, pensiero, sull'ali dorate (Chorus of the Hebrew Slaves)
type: MusicRecording
duration: PT4M52S
duration ms: 292266
explicit: false
by artist: Giuseppe Verdi
by artist: Renato Cellini
by artist: RCA Victor Orchestra
by artist: Robert Shaw Chorale
in album: J'aime pas le classique mais ca j'aime bien
  type: MusicAlbum
  date published: 2008-12-12
popularity: 13
genre: classical
genre: opera
isrc code: USBC15900238
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T22:22:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfb8a064ab8479c28b40317080fb8af0792bb808f6071a6e7b618fde4099531bf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC15900238
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb8a064ab8479c28b40317080fb8af0792bb808f6071a6e7b618fde4099531bf. 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/USBC15900238.
  date published: 2026-07-02T03:55:08Z
audio: Nabucco: Va, pensiero, sull'ali dorate (Chorus of the Hebrew Slaves)
  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)
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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
    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: 0.074
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.471
  additional property: Key Name
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Nabucco: Va, pensiero, sull'ali dorate (Chorus of the Hebrew Slaves)
type: MusicRecording
duration: PT4M52S
duration ms: 292266
explicit: false
by artist: Giuseppe Verdi
by artist: Renato Cellini
by artist: RCA Victor Orchestra
by artist: Robert Shaw Chorale
in album: Ich mag keine Klassik, aber das gefällt mir!
  type: MusicAlbum
  date published: 2009-11-06
popularity: 7
genre: classical
genre: opera
isrc code: USBC15900238
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
  type: PropertyValue
  value: 957050
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957050
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC15900238
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T14:41:13Z
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 0xfb8a064ab8479c28b40317080fb8af0792bb808f6071a6e7b618fde4099531bf. Chain 2 (Bitcoin): anchored in block 957050 (2026-07-07T14:41:13Z), 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/USBC15900238.
  date published: 2026-07-07T14:41:13Z
audio: Nabucco: Va, pensiero, sull'ali dorate (Chorus of the Hebrew Slaves)
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 150.557
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.194
  additional property: Energy
    type: PropertyValue
    value: 0.194
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.865
  additional property: Liveness
    type: PropertyValue
    value: 0.107
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.074
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.471
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Nabucco: Va, pensiero, sull'ali dorate (Chorus of the Hebrew Slaves)
type: MusicRecording
duration: PT4M51S
duration ms: 291800
explicit: false
by artist: Giuseppe Verdi
by artist: Renato Cellini
by artist: RCA Victor Orchestra
by artist: Robert Shaw Chorale
in album: Les Plus Grands Airs De La Musique Classique
  type: MusicAlbum
  date published: 2002-08-06
popularity: 7
genre: classical
genre: opera
isrc code: USBC15900238
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T22:22:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfb8a064ab8479c28b40317080fb8af0792bb808f6071a6e7b618fde4099531bf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957061
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957061
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC15900238
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T16:07:00Z
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 0xfb8a064ab8479c28b40317080fb8af0792bb808f6071a6e7b618fde4099531bf. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-07T16:07:00Z), 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/USBC15900238.
  date published: 2026-07-07T16:07:00Z
audio: Nabucco: Va, pensiero, sull'ali dorate (Chorus of the Hebrew Slaves)
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 98.266
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.138
  additional property: Energy
    type: PropertyValue
    value: 0.157
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.979
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.87
  additional property: Liveness
    type: PropertyValue
    value: 0.111
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.055
  additional property: Loudness (dB)
    type: PropertyValue
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