Franco Calabrese
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genre: opera
description: thumb|Franco Calabrese in Werther, Teatro dell'Opera, Rome (photo with dedication) Franco Calabrese (22 July 1923 in Palermo – 13 November 1992 in Lucca) was an Italian bass singer. Biography thumb
popularity: 23
followers: 476
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subject of: OpenTimestamps Proof of Existence
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album: Pavarotti – The Opera Collection 6: Puccini: La bohème (Live in Rome, 1969)
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    by artist: Giacomo Puccini
    by artist: Luciano Pavarotti
    by artist: Sesto Bruscantini
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-31T06:42:11Z
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  track: La bohème, SC 67, Act I: Che gelida manina - Live in Rome, 1969
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-07T16:07:00Z
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album: Tosca
album: Verdi: La Forza Del Destino
album: Rossini: Il turco in Italia (1954 - Gavazzeni) - Callas Remastered
album: Verdi: Falstaff
album: Verdi: Otello
album: Puccini: Manon Lescaut
album: Puccini: Manon Lescaut (Highlights)
album: A Day with Mozart
album: The Mozart Effect
album: This Is Mozart
album: Gianni Schicchi
album: Hits of Mozart
album: Mozart at the Office
album: Mozart - Classical Masterminds
album: Mozart Classical Masterpieces
album: Mozart for Mind & Spirit
album: The Music - Mozart
album: #nowplaying Mozart
album: Mozart - The Classics
album: Opera Highlights Rossini
album: Puccini: Les opéras - La discothèque idéale de Diapason, Vol. 10
album: Mozart: Così fan tutte, K. 588 (Live)
album: Callas Sings Puccini
album: 100 Best Maria Callas - Her Hundred Greatest Classics
album: Maria Callas Sings Rossini
album: Puccini Manon Lescaut
album: Puccini: Manon Lescaut (1957 - Serafin) - Callas Remastered
album: Cimarosa: Il credulo (Excerpts) [Live]
album: Puccini: Tosca
album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
album: Puccini: Tosca - Callas, di Stefano, Gobbi, de Sabata -- Bonus: Callas Sings Puccini Arias
album: Paisiello: La molinara (Live)
album: Puccini - Tosca (Highlights)
album: Rossini: Il Turco in Italia
album: Bellini: I Puritani
album: Mozart: Le Nozze di Figaro
album: Lebendige Vergangenheit - Robert Merrill
album: Il Matrimonio Segreto
album: Fratelli D'Italia 1861-2011 Inni, marce, ballate e poesie per l'unità d'Italia CD1
track: Rossini: Il turco in Italia, Act 1: "Vado in traccia di una Zingara" (Geronio)
track: Rossini: Il turco in Italia, Act 1: "Chi vuol farsi astrologar?" (Coro, Geronio, Zaida)
track: Rossini: Il turco in Italia, Act 1: "Ah, mia moglie, san chi sono" (Geronio, Zaida, Coro)
track: Rossini: Il turco in Italia, Act 1: "Amici... soccorretemi" (Geronio, Narciso, Prosdocimo)
track: Rossini: Il turco in Italia, Act 1: "Un marito scimunito!" (Geronio, Narciso, Prosdocimo)

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Tosca
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date published: 2000-01-01

Verdi: La Forza Del Destino
type: MusicAlbum
date published: 2007-02-03

Rossini: Il turco in Italia (1954 - Gavazzeni) - Callas Remastered
type: MusicAlbum
date published: 1955
track: Rossini: Il turco in Italia, Act 1: "Voga, voga, a terra, a terra" (Fiorilla, Coro)
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  by artist: Maria Callas
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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Verdi: Otello
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Puccini: Manon Lescaut
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date published: 2024-10-29
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-06T06:56:49Z
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    date published: 2026-07-29T19:35:34Z
  audio: Puccini: Manon Lescaut, Act 1: "Tra voi, belle, brune e bionde" (Des Grieux, Coro)
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    additional property: Acousticness
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track: Puccini: Manon Lescaut, Act 1: "Ma bravo!" (Edmondo, Coro)
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  by artist: Giacomo Puccini
  by artist: Tullio Serafin
  by artist: Coro Del Teatro Alla Scala Di Milano
  by artist: Dino Formichini
  by artist: Orchestra Del Teatro Alla Scala, Milano
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    type: MusicAlbum
    date published: 2024-10-29
  popularity: 2
  isrc code: GBAYC1400903
  additional property: CopyrightID
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  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Puccini: Manon Lescaut, Act 1: "Ma bravo!" (Edmondo, Coro)
track: Puccini: Manon Lescaut, Act 1: "Discendono, vediam!" (Coro, Edmondo, Lescaut, Oste, Des Grieux, Geronte)
track: Puccini: Manon Lescaut, Act 1: "Cortese damigella, il priego mio accettate" (Des Grieux, Manon, Lescaut)
track: Puccini: Manon Lescaut, Act 1: "Donna non vidi mai simile a questa" (Des Grieux)
track: Puccini: Manon Lescaut, Act 1: "La tua ventura ci rassicura" (Edmondo, Coro, Geronte, Lescaut, Oste)
track: Puccini: Manon Lescaut, Act 1: "La tua Proserpina di resisterti" (Edmondo, Des Grieux)
track: Puccini: Manon Lescaut, Act 1: "Vedete? Io son fedele alla parola mia" (Manon, Des Grieux, Lescaut)
track: Puccini: Manon Lescaut, Act 1: "Non c'è più vino?" (Lescaut, Des Grieux, Manon, Edmondo, Geronte, Oste)
track: Puccini: Manon Lescaut, Act 1: "Cavalli pronti avete?" (Lescaut, Geronte, Edmondo, Coro)
track: Puccini: Manon Lescaut, Act 2: "Dispettosetto questo riccio!" (Manon, Lescaut)
track: Puccini: Manon Lescaut, Act 2: "Sei splendida e lucente!" (Lescaut, Manon)
track: Puccini: Manon Lescaut, Act 2: "In quelle trine morbide" (Manon)
track: Puccini: Manon Lescaut, Act 2: "Poiché tu vuoi saper" (Lescaut, Manon)
track: Puccini: Manon Lescaut, Act 2: "Che ceffi son costor?" (Lescaut, Manon, Musico, Coro)
track: Puccini: Manon Lescaut, Act 2: "Paga costor!" (Manon, Lescaut)
track: Puccini: Manon Lescaut, Act 2: "Vi prego, signorina" (Maestro di ballo, Geronte, Manon, Coro)
track: Puccini: Manon Lescaut, Act 2: "L'ora, o Tirsi, è vaga e bella" (Geronte, Manon, Coro)
track: Puccini: Manon Lescaut, Act 2: "Oh, sarò la più bella!" (Manon, Des Grieux)
track: Puccini: Manon Lescaut, Act 2: "Ah!" - "Affè madamigella" (Manon, Geronte, Des Grieux)
track: Puccini: Manon Lescaut, Act 2: "Ah, Manon, mi tradisce" (Des Grieux, Manon)
track: Puccini: Manon Lescaut, Act 2: "Lescaut!" - "Tu qui?" (Des Grieux, Manon, Lescaut, Sergente)
track: Puccini: Manon Lescaut, Act 2: Intermezzo
track: Puccini: Manon Lescaut, Act 3: "Ansia, eterna, crudel" (Des Grieux, Lescaut)
track: Puccini: Manon Lescaut, Act 3: "Manon!" (Des Grieux, Manon)
track: Puccini: Manon Lescaut, Act 3: "Taci! Taci!" (Des Grieux, Manon, Lampionaio)
track: Puccini: Manon Lescaut, Act 3: "All'armi! All'armi!" (Coro, Lescaut, Des Grieux, Manon)
track: Puccini: Manon Lescaut, Act 3: "Il passo m'aprite!" (Sergente, Comandante, Coro)
track: Puccini: Manon Lescaut, Act 3: "Rosetta!" (Sergente, Coro, Lescaut, Manon, Des Grieux)
track: Puccini: Manon Lescaut, Act 3: "Presto in fila! Marciate!" (Sergente, Des Grieux, Coro, Comandante)
track: Puccini: Manon Lescaut, Act 3: "Ah! non v'avvicinate!" - "Come io piango ed imploro" (Des Grieux, Comandante)
track: Puccini: Manon Lescaut, Act 4: "Tutta su me ti posa" (Des Grieux, Manon)
track: Puccini: Manon Lescaut, Act 4: "Manon, senti, amor mio!" - "Vedi, son io che piango" (Des Grieux, Manon)
track: Puccini: Manon Lescaut, Act 4: "E nulla! Nulla!" (Des Grieux, Manon)
track: Puccini: Manon Lescaut, Act 4: "Sola, perduta, abbandonata" (Manon)
track: Puccini: Manon Lescaut, Act 4: "Fra le tue braccia, amore" (Manon, Des Grieux)

CopyrightRegisteredAt
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CopyrightChainExplorerURL
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OTSHash
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OTSBitcoinBlock
type: PropertyValue
value: 957118

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957118

OTSVerificationAPI
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value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400903

OTSTimestamp
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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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xefb9e3bc158d4607b5ed1c56018b4f1cb9e269f4b4967943c9ffe4238933cccd. 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/GBAYC1400903.
date published: 2026-07-08T03:20:19Z

Puccini: Manon Lescaut, Act 1: "Ma bravo!" (Edmondo, Coro)
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 134.115
additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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additional property: Mode Name
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  value: Major

Puccini: Manon Lescaut, Act 1: "Discendono, vediam!" (Coro, Edmondo, Lescaut, Oste, Des Grieux, Geronte)
type: MusicRecording
duration: PT2M9S
duration ms: 129906
explicit: false
by artist: Giacomo Puccini
by artist: Tullio Serafin
by artist: Carlo Forti
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Dino Formichini
by artist: Franco Calabrese
by artist: Giulio Fioravanti
by artist: Giuseppe Di Stefano
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC1400904
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T00:16:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa83be830fb4f69cf0b66e5afadfa284b0442f3349aed611bf4dfdd00f6b5cc42
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960177
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400904
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T00:21:01Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa83be830fb4f69cf0b66e5afadfa284b0442f3349aed611bf4dfdd00f6b5cc42. Chain 2 (Bitcoin): anchored in block 960177 (2026-07-30T00:21:01Z), 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/GBAYC1400904.
  date published: 2026-07-30T00:21:01Z
audio: Puccini: Manon Lescaut, Act 1: "Discendono, vediam!" (Coro, Edmondo, Lescaut, Oste, Des Grieux, Geronte)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.822
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.362
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.108
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Manon Lescaut, Act 1: "Cortese damigella, il priego mio accettate" (Des Grieux, Manon, Lescaut)
type: MusicRecording
duration: PT4M15S
duration ms: 255253
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Giulio Fioravanti
by artist: Giuseppe Di Stefano
by artist: Orchestra Del Teatro Alla Scala, Milano
by artist: Tullio Serafin
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC1400905
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T19:04:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x82a036013573867485e647f2fd95cc26e850cbc47ec407a112c2607d1769bee3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400905
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T21:13:37Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x82a036013573867485e647f2fd95cc26e850cbc47ec407a112c2607d1769bee3. Chain 2 (Bitcoin): anchored in block 960145 (2026-07-29T21:13:37Z), 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/GBAYC1400905.
  date published: 2026-07-29T21:13:37Z
audio: Puccini: Manon Lescaut, Act 1: "Cortese damigella, il priego mio accettate" (Des Grieux, Manon, Lescaut)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 165.512
  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: 0.233
  additional property: Energy
    type: PropertyValue
    value: 0.217
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.209
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.09
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.73
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Manon Lescaut, Act 1: "Donna non vidi mai simile a questa" (Des Grieux)
type: MusicRecording
duration: PT2M36S
duration ms: 156520
explicit: false
by artist: Giacomo Puccini
by artist: Tullio Serafin
by artist: Giuseppe Di Stefano
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC1400906
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T10:37:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6d8717dbc920428deda53da1082d349d0f20c18beee265b770d45eb320f4d7b8
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960250
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400906
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d8717dbc920428deda53da1082d349d0f20c18beee265b770d45eb320f4d7b8. Chain 2 (Bitcoin): anchored in block 960250 (2026-07-30T11:13:28Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400906.
  date published: 2026-07-30T11:13:28Z
audio: Puccini: Manon Lescaut, Act 1: "Donna non vidi mai simile a questa" (Des Grieux)
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  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
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  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.156
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.968
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.239
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.178
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.264
  additional property: Key Name
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  additional property: Mode Name
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Puccini: Manon Lescaut, Act 1: "La tua ventura ci rassicura" (Edmondo, Coro, Geronte, Lescaut, Oste)
type: MusicRecording
duration: PT6M11S
duration ms: 371880
explicit: false
by artist: Giacomo Puccini
by artist: Tullio Serafin
by artist: Carlo Forti
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Dino Formichini
by artist: Franco Calabrese
by artist: Giulio Fioravanti
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC1400907
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T21:20:51+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0xc6c08202fdc2d766f33995c84833a950614ae05f21bceee6ed8dfa8248cda51e
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960150
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400907
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6c08202fdc2d766f33995c84833a950614ae05f21bceee6ed8dfa8248cda51e. Chain 2 (Bitcoin): anchored in block 960150 (2026-07-29T21:51:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400907.
  date published: 2026-07-29T21:51:49Z
audio: Puccini: Manon Lescaut, Act 1: "La tua ventura ci rassicura" (Edmondo, Coro, Geronte, Lescaut, Oste)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 132.536
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.477
  additional property: Energy
    type: PropertyValue
    value: 0.204
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.092
  additional property: Liveness
    type: PropertyValue
    value: 0.179
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.388
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.622
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Manon Lescaut, Act 1: "La tua Proserpina di resisterti" (Edmondo, Des Grieux)
type: MusicRecording
duration: PT1M50S
duration ms: 110440
explicit: false
by artist: Giacomo Puccini
by artist: Tullio Serafin
by artist: Dino Formichini
by artist: Giuseppe Di Stefano
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC1400908
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T22:28:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xae76107dc16122aad184620e096674875a53c12f3c33316b1f719b34fd20ca89
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960160
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960160
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400908
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T22:48:59Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae76107dc16122aad184620e096674875a53c12f3c33316b1f719b34fd20ca89. Chain 2 (Bitcoin): anchored in block 960160 (2026-07-29T22:48:59Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400908.
  date published: 2026-07-29T22:48:59Z
audio: Puccini: Manon Lescaut, Act 1: "La tua Proserpina di resisterti" (Edmondo, Des Grieux)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.952
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.441
  additional property: Energy
    type: PropertyValue
    value: 0.1
  additional property: Speechiness
    type: PropertyValue
    value: 0.079
  additional property: Acousticness
    type: PropertyValue
    value: 0.976
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.372
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.33
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.541
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Manon Lescaut, Act 1: "Vedete? Io son fedele alla parola mia" (Manon, Des Grieux, Lescaut)
type: MusicRecording
duration: PT4M26S
duration ms: 266773
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Giulio Fioravanti
by artist: Giuseppe Di Stefano
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC1400909
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T21:22:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4bd6b34d80069230e7c97a72a0edfd5355ed9b507fcc6de81c5a586c3c7ad29c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960153
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960153
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400909
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T21:57:12Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4bd6b34d80069230e7c97a72a0edfd5355ed9b507fcc6de81c5a586c3c7ad29c. Chain 2 (Bitcoin): anchored in block 960153 (2026-07-29T21:57:12Z), 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/GBAYC1400909.
  date published: 2026-07-29T21:57:12Z
audio: Puccini: Manon Lescaut, Act 1: "Vedete? Io son fedele alla parola mia" (Manon, Des Grieux, Lescaut)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 166.192
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.225
  additional property: Energy
    type: PropertyValue
    value: 0.159
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.979
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.662
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.171
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.542
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Manon Lescaut, Act 1: "Non c'è più vino?" (Lescaut, Des Grieux, Manon, Edmondo, Geronte, Oste)
type: MusicRecording
duration: PT2M59S
duration ms: 179546
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Carlo Forti
by artist: Dino Formichini
by artist: Franco Calabrese
by artist: Giulio Fioravanti
by artist: Giuseppe Di Stefano
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC1400910
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T21:53:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7019a932f6da0a5d0460b7a3c3132894c59b58848794c06ad1d80e8d6afab9a5
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/GBAYC1400910
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7019a932f6da0a5d0460b7a3c3132894c59b58848794c06ad1d80e8d6afab9a5. 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/GBAYC1400910.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Manon Lescaut, Act 1: "Non c'è più vino?" (Lescaut, Des Grieux, Manon, Edmondo, Geronte, Oste)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 146.574
  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: 0.48
  additional property: Energy
    type: PropertyValue
    value: 0.249
  additional property: Speechiness
    type: PropertyValue
    value: 0.059
  additional property: Acousticness
    type: PropertyValue
    value: 0.979
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.601
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.39
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.056
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Manon Lescaut, Act 1: "Cavalli pronti avete?" (Lescaut, Geronte, Edmondo, Coro)
type: MusicRecording
duration: PT3M1S
duration ms: 181240
explicit: false
by artist: Giacomo Puccini
by artist: Tullio Serafin
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Dino Formichini
by artist: Franco Calabrese
by artist: Giulio Fioravanti
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 1
isrc code: GBAYC1400911
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T23:21:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdc08e8dee2e41c7d16059a9608c7dad697055a3348d57058a42f85f803be2769
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/GBAYC1400911
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc08e8dee2e41c7d16059a9608c7dad697055a3348d57058a42f85f803be2769. 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/GBAYC1400911.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Manon Lescaut, Act 1: "Cavalli pronti avete?" (Lescaut, Geronte, Edmondo, Coro)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.915
  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: 0.33
  additional property: Energy
    type: PropertyValue
    value: 0.133
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.09
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.352
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.806
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Manon Lescaut, Act 2: "Dispettosetto questo riccio!" (Manon, Lescaut)
type: MusicRecording
duration: PT2M34S
duration ms: 154573
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Giulio Fioravanti
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC1400912
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T23:40:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x27448a65f87b8502430dafec543a51f1072943343c546236436e62ee2938b5a5
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/GBAYC1400912
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27448a65f87b8502430dafec543a51f1072943343c546236436e62ee2938b5a5. 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/GBAYC1400912.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Manon Lescaut, Act 2: "Dispettosetto questo riccio!" (Manon, Lescaut)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 133.036
  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: 0.497
  additional property: Energy
    type: PropertyValue
    value: 0.074
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.255
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.263
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.053
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Manon Lescaut, Act 2: "Sei splendida e lucente!" (Lescaut, Manon)
type: MusicRecording
duration: PT2M25S
duration ms: 145200
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Giulio Fioravanti
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC1400913
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T22:14:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xff7832d87dcea5dce45c2c3da0068edb878982f9cd2c34d204c2dbffeba1744e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960160
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960160
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400913
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T22:48:59Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff7832d87dcea5dce45c2c3da0068edb878982f9cd2c34d204c2dbffeba1744e. Chain 2 (Bitcoin): anchored in block 960160 (2026-07-29T22:48:59Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400913.
  date published: 2026-07-29T22:48:59Z
audio: Puccini: Manon Lescaut, Act 2: "Sei splendida e lucente!" (Lescaut, Manon)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 137.466
  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: 0.474
  additional property: Energy
    type: PropertyValue
    value: 0.191
  additional property: Speechiness
    type: PropertyValue
    value: 0.067
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.346
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.248
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.264
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Manon Lescaut, Act 2: "In quelle trine morbide" (Manon)
type: MusicRecording
duration: PT2M15S
duration ms: 135373
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 3
isrc code: GBAYC1400914
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T08:30:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1090e572da17b9364cb6a19f70ad688ff6adcb04196e6cc424719c6c5e0cc54c
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/GBAYC1400914
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1090e572da17b9364cb6a19f70ad688ff6adcb04196e6cc424719c6c5e0cc54c. 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/GBAYC1400914.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Manon Lescaut, Act 2: "In quelle trine morbide" (Manon)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 93.578
  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: 0.283
  additional property: Energy
    type: PropertyValue
    value: 0.109
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.117
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.041
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.26
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Manon Lescaut, Act 2: "Poiché tu vuoi saper" (Lescaut, Manon)
type: MusicRecording
duration: PT2M56S
duration ms: 176320
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Giulio Fioravanti
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC1400915
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T11:49:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa0f93615fb8e0ae8051d926c268b82f25aa1dbada34e8abe546013ea154c716c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960254
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960254
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400915
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T12:06:10Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0f93615fb8e0ae8051d926c268b82f25aa1dbada34e8abe546013ea154c716c. Chain 2 (Bitcoin): anchored in block 960254 (2026-07-30T12:06:10Z), 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/GBAYC1400915.
  date published: 2026-07-30T12:06:10Z
audio: Puccini: Manon Lescaut, Act 2: "Poiché tu vuoi saper" (Lescaut, Manon)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 95.459
  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: 0.384
  additional property: Energy
    type: PropertyValue
    value: 0.215
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.975
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.657
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.295
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.742
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Manon Lescaut, Act 2: "Che ceffi son costor?" (Lescaut, Manon, Musico, Coro)
type: MusicRecording
duration: PT2M14S
duration ms: 134013
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Fiorenza Cossotto
by artist: Giulio Fioravanti
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC1400916
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T07:22:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3c0f3630dfa712735e4695529e1bad09a0a53487de554c79b32fb684e65065ff
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960220
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960220
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400916
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T07:28:30Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c0f3630dfa712735e4695529e1bad09a0a53487de554c79b32fb684e65065ff. 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/GBAYC1400916.
  date published: 2026-07-30T07:28:30Z
audio: Puccini: Manon Lescaut, Act 2: "Che ceffi son costor?" (Lescaut, Manon, Musico, Coro)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 95.459
  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: 0.314
  additional property: Energy
    type: PropertyValue
    value: 0.131
  additional property: Speechiness
    type: PropertyValue
    value: 0.063
  additional property: Acousticness
    type: PropertyValue
    value: 0.977
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.296
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.228
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.959
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Manon Lescaut, Act 2: "Paga costor!" (Manon, Lescaut)
type: MusicRecording
duration: PT1M18S
duration ms: 78840
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Giulio Fioravanti
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 1
isrc code: GBAYC1400917
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T06:28:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe4764b6f3f837f0ac3636f47d824566a48d4df4430733abf51b53530a07bb18f
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/GBAYC1400917
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4764b6f3f837f0ac3636f47d824566a48d4df4430733abf51b53530a07bb18f. 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/GBAYC1400917.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Manon Lescaut, Act 2: "Paga costor!" (Manon, Lescaut)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.136
  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: 0.438
  additional property: Energy
    type: PropertyValue
    value: 0.045
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.193
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.114
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.719
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Manon Lescaut, Act 2: "Vi prego, signorina" (Maestro di ballo, Geronte, Manon, Coro)
type: MusicRecording
duration: PT5M11S
duration ms: 311546
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Franco Calabrese
by artist: Vito Tatone
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC2300224
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T09:49:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa3b07937ca9ecd132c2c3ecb9f3b2f7a5ab0b3d868ddc63fbf32bf965724d123
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960241
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960241
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2300224
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T09:58:01Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3b07937ca9ecd132c2c3ecb9f3b2f7a5ab0b3d868ddc63fbf32bf965724d123. Chain 2 (Bitcoin): anchored in block 960241 (2026-07-30T09:58:01Z), 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/GBAYC2300224.
  date published: 2026-07-30T09:58:01Z
audio: Puccini: Manon Lescaut, Act 2: "Vi prego, signorina" (Maestro di ballo, Geronte, Manon, Coro)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.33
  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: 0.306
  additional property: Energy
    type: PropertyValue
    value: 0.097
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.588
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.204
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.802
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Manon Lescaut, Act 2: "L'ora, o Tirsi, è vaga e bella" (Geronte, Manon, Coro)
type: MusicRecording
duration: PT3M25S
duration ms: 205493
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Franco Calabrese
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC2300225
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T20:33:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7e4d1361cf7bffbaefb6c4726c8019b3817df6cd8d1fac4571bf320c7c772cef
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/GBAYC2300225
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e4d1361cf7bffbaefb6c4726c8019b3817df6cd8d1fac4571bf320c7c772cef. 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/GBAYC2300225.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Manon Lescaut, Act 2: "L'ora, o Tirsi, è vaga e bella" (Geronte, Manon, Coro)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.082
  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: 0.278
  additional property: Energy
    type: PropertyValue
    value: 0.134
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.98
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.027
  additional property: Liveness
    type: PropertyValue
    value: 0.163
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.145
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.918
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Manon Lescaut, Act 2: "Oh, sarò la più bella!" (Manon, Des Grieux)
type: MusicRecording
duration: PT8M19S
duration ms: 499026
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Giuseppe Di Stefano
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 3
isrc code: GBAYC1400919
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T01:49:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x60d136717eda1aeaeff50eed651d7a51fdc3f9d9a42409442cffc3957184393a
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/GBAYC1400919
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60d136717eda1aeaeff50eed651d7a51fdc3f9d9a42409442cffc3957184393a. 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/GBAYC1400919.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Manon Lescaut, Act 2: "Oh, sarò la più bella!" (Manon, Des Grieux)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 112.848
  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: 0.245
  additional property: Energy
    type: PropertyValue
    value: 0.245
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.004
  additional property: Liveness
    type: PropertyValue
    value: 0.09
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.072
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.071
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Manon Lescaut, Act 2: "Ah!" - "Affè madamigella" (Manon, Geronte, Des Grieux)
type: MusicRecording
duration: PT3M10S
duration ms: 190920
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Franco Calabrese
by artist: Giuseppe Di Stefano
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 1
isrc code: GBAYC1400920
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T06:36:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7d28722b7b0d70f05cf7e22fadfb3ef7bfa5fc42f4fb127a9f02ec2acfc836cf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960218
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960218
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400920
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T06:57:05Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d28722b7b0d70f05cf7e22fadfb3ef7bfa5fc42f4fb127a9f02ec2acfc836cf. Chain 2 (Bitcoin): anchored in block 960218 (2026-07-30T06:57:05Z), 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/GBAYC1400920.
  date published: 2026-07-30T06:57:05Z
audio: Puccini: Manon Lescaut, Act 2: "Ah!" - "Affè madamigella" (Manon, Geronte, Des Grieux)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 101.569
  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: 0.397
  additional property: Energy
    type: PropertyValue
    value: 0.09
  additional property: Speechiness
    type: PropertyValue
    value: 0.065
  additional property: Acousticness
    type: PropertyValue
    value: 0.981
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.111
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.256
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.012
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Manon Lescaut, Act 2: "Ah, Manon, mi tradisce" (Des Grieux, Manon)
type: MusicRecording
duration: PT2M36S
duration ms: 156066
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Giuseppe Di Stefano
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC1400921
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T00:21:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3d671eab27e49db70986dccc5c5fa069e47fe0b82af3694579e16308533f2694
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/GBAYC1400921
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d671eab27e49db70986dccc5c5fa069e47fe0b82af3694579e16308533f2694. 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/GBAYC1400921.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Manon Lescaut, Act 2: "Ah, Manon, mi tradisce" (Des Grieux, Manon)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.33
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.29
  additional property: Energy
    type: PropertyValue
    value: 0.156
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.003
  additional property: Liveness
    type: PropertyValue
    value: 0.354
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.134
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.42
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Manon Lescaut, Act 2: "Lescaut!" - "Tu qui?" (Des Grieux, Manon, Lescaut, Sergente)
type: MusicRecording
duration: PT3M33S
duration ms: 213093
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Giulio Fioravanti
by artist: Giuseppe Di Stefano
by artist: Giuseppe Morresi
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC1400922
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T13:15:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x759b42a8ef54be14d164742fdd1365727fbe4991045492de5ea269453e4196d1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960264
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960264
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400922
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T14:36:16Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x759b42a8ef54be14d164742fdd1365727fbe4991045492de5ea269453e4196d1. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), 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/GBAYC1400922.
  date published: 2026-07-30T14:36:16Z
audio: Puccini: Manon Lescaut, Act 2: "Lescaut!" - "Tu qui?" (Des Grieux, Manon, Lescaut, Sergente)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 146.46
  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: 0.486
  additional property: Energy
    type: PropertyValue
    value: 0.414
  additional property: Speechiness
    type: PropertyValue
    value: 0.156
  additional property: Acousticness
    type: PropertyValue
    value: 0.976
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.034
  additional property: Liveness
    type: PropertyValue
    value: 0.14
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.53
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.244
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Manon Lescaut, Act 2: Intermezzo
type: MusicRecording
duration: PT5M18S
duration ms: 318026
explicit: false
by artist: Giacomo Puccini
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 3
isrc code: GBAYC1400923
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T12:26:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xae8a118c199a2807e5814f829aaa25e20d4b99222a5506183e6747cdd8173524
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960258
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960258
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400923
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T12:45:34Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae8a118c199a2807e5814f829aaa25e20d4b99222a5506183e6747cdd8173524. Chain 2 (Bitcoin): anchored in block 960258 (2026-07-30T12:45:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400923.
  date published: 2026-07-30T12:45:34Z
audio: Puccini: Manon Lescaut, Act 2: Intermezzo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.513
  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: 0.13
  additional property: Energy
    type: PropertyValue
    value: 0.188
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.973
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.885
  additional property: Liveness
    type: PropertyValue
    value: 0.083
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.035
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.288
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Manon Lescaut, Act 3: "Ansia, eterna, crudel" (Des Grieux, Lescaut)
type: MusicRecording
duration: PT2M50S
duration ms: 170280
explicit: false
by artist: Giacomo Puccini
by artist: Tullio Serafin
by artist: Giulio Fioravanti
by artist: Giuseppe Di Stefano
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC1400924
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T12:49:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x11c5fda3bfebdf360a653a1865b437461023065c5a7f2d80dac36b4a91b39624
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960264
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960264
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400924
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T14:36:16Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11c5fda3bfebdf360a653a1865b437461023065c5a7f2d80dac36b4a91b39624. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), 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/GBAYC1400924.
  date published: 2026-07-30T14:36:16Z
audio: Puccini: Manon Lescaut, Act 3: "Ansia, eterna, crudel" (Des Grieux, Lescaut)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 168.348
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.225
  additional property: Energy
    type: PropertyValue
    value: 0.075
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.979
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.15
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.097
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.581
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Manon Lescaut, Act 3: "Manon!" (Des Grieux, Manon)
type: MusicRecording
duration: PT1M36S
duration ms: 96746
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Giuseppe Di Stefano
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC2300226
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T06:51:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x45ec89c815c4d5a9f7c35cbffc3a716f26dfe69870dbaf75f78b0dde31c5453a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960220
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960220
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2300226
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T07:28:30Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x45ec89c815c4d5a9f7c35cbffc3a716f26dfe69870dbaf75f78b0dde31c5453a. 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/GBAYC2300226.
  date published: 2026-07-30T07:28:30Z
audio: Puccini: Manon Lescaut, Act 3: "Manon!" (Des Grieux, Manon)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 95.94
  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: 0.168
  additional property: Energy
    type: PropertyValue
    value: 0.162
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.97
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.125
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.072
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.182
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Manon Lescaut, Act 3: "Taci! Taci!" (Des Grieux, Manon, Lampionaio)
type: MusicRecording
duration: PT3M1S
duration ms: 181360
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Franco Ricciardi
by artist: Giuseppe Di Stefano
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC2300227
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T23:47:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa655494c0649ee18124168d47202c26e23d9436607358d1a673c569f40a2ce30
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960170
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960170
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2300227
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T23:52:38Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa655494c0649ee18124168d47202c26e23d9436607358d1a673c569f40a2ce30. Chain 2 (Bitcoin): anchored in block 960170 (2026-07-29T23:52:38Z), 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/GBAYC2300227.
  date published: 2026-07-29T23:52:38Z
audio: Puccini: Manon Lescaut, Act 3: "Taci! Taci!" (Des Grieux, Manon, Lampionaio)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 121.906
  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: 0.334
  additional property: Energy
    type: PropertyValue
    value: 0.129
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.97
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.253
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.14
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.811
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Manon Lescaut, Act 3: "All'armi! All'armi!" (Coro, Lescaut, Des Grieux, Manon)
type: MusicRecording
duration: PT1M3S
duration ms: 63826
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Giulio Fioravanti
by artist: Giuseppe Di Stefano
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC1400926
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T01:54:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc96a4026c574065f4ef739ce9a7682ca4c86ca78f7c352025ac8ad1a816528d5
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/GBAYC1400926
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc96a4026c574065f4ef739ce9a7682ca4c86ca78f7c352025ac8ad1a816528d5. 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/GBAYC1400926.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Manon Lescaut, Act 3: "All'armi! All'armi!" (Coro, Lescaut, Des Grieux, Manon)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.939
  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: 0.533
  additional property: Energy
    type: PropertyValue
    value: 0.648
  additional property: Speechiness
    type: PropertyValue
    value: 0.093
  additional property: Acousticness
    type: PropertyValue
    value: 0.981
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.94
  additional property: Liveness
    type: PropertyValue
    value: 0.374
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.737
  additional property: Loudness (dB)
    type: PropertyValue
    value: -11.375
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Manon Lescaut, Act 3: "Il passo m'aprite!" (Sergente, Comandante, Coro)
type: MusicRecording
duration: PT0M44S
duration ms: 44946
explicit: false
by artist: Giacomo Puccini
by artist: Tullio Serafin
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Franco Ventriglia
by artist: Giuseppe Morresi
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 1
isrc code: GBAYC1400927
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T18:48:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5538fd12089aadd4d423dffce8dc81525e4a1a51aa3e17b25f1a0a24e11d4dce
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960296
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960296
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400927
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T19:11:09Z
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5538fd12089aadd4d423dffce8dc81525e4a1a51aa3e17b25f1a0a24e11d4dce. Chain 2 (Bitcoin): anchored in block 960296 (2026-07-30T19:11:09Z), 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/GBAYC1400927.
  date published: 2026-07-30T19:11:09Z
audio: Puccini: Manon Lescaut, Act 3: "Il passo m'aprite!" (Sergente, Comandante, Coro)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 174.809
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.137
  additional property: Energy
    type: PropertyValue
    value: 0.06
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.964
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.68
  additional property: Liveness
    type: PropertyValue
    value: 0.092
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.242
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.28
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Manon Lescaut, Act 3: "Rosetta!" (Sergente, Coro, Lescaut, Manon, Des Grieux)
type: MusicRecording
duration: PT3M59S
duration ms: 239093
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Giulio Fioravanti
by artist: Giuseppe Di Stefano
by artist: Giuseppe Morresi
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC1400928
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T12:02:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x969a055447e70596d0c1d48d142ddb751b9e187c0fc2d190dd28c4089d43c41c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960259
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960259
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400928
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T12:51:24Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x969a055447e70596d0c1d48d142ddb751b9e187c0fc2d190dd28c4089d43c41c. Chain 2 (Bitcoin): anchored in block 960259 (2026-07-30T12:51:24Z), 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/GBAYC1400928.
  date published: 2026-07-30T12:51:24Z
audio: Puccini: Manon Lescaut, Act 3: "Rosetta!" (Sergente, Coro, Lescaut, Manon, Des Grieux)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.235
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.167
  additional property: Energy
    type: PropertyValue
    value: 0.284
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.992
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.362
  additional property: Liveness
    type: PropertyValue
    value: 0.133
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.046
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.99
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Manon Lescaut, Act 3: "Presto in fila! Marciate!" (Sergente, Des Grieux, Coro, Comandante)
type: MusicRecording
duration: PT0M40S
duration ms: 40480
explicit: false
by artist: Giacomo Puccini
by artist: Tullio Serafin
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Franco Ventriglia
by artist: Giuseppe Di Stefano
by artist: Giuseppe Morresi
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 1
isrc code: GBAYC1400929
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T02:03:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0642259b6cf47b4cf9c359afd6d1168576f1cb19c753f8defac311cee906a32f
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/GBAYC1400929
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0642259b6cf47b4cf9c359afd6d1168576f1cb19c753f8defac311cee906a32f. 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/GBAYC1400929.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Manon Lescaut, Act 3: "Presto in fila! Marciate!" (Sergente, Des Grieux, Coro, Comandante)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 133.771
  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: 0.405
  additional property: Energy
    type: PropertyValue
    value: 0.107
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.971
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.047
  additional property: Liveness
    type: PropertyValue
    value: 0.465
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.768
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.109
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Manon Lescaut, Act 3: "Ah! non v'avvicinate!" - "Come io piango ed imploro" (Des Grieux, Comandante)
type: MusicRecording
duration: PT3M3S
duration ms: 183160
explicit: false
by artist: Giacomo Puccini
by artist: Tullio Serafin
by artist: Franco Ventriglia
by artist: Giuseppe Di Stefano
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC1400930
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T23:50:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x506d82b247b10b1acb62e45d545edaeb79b85a90264eb77a5dd39dc91f357f2f
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/GBAYC1400930
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x506d82b247b10b1acb62e45d545edaeb79b85a90264eb77a5dd39dc91f357f2f. 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/GBAYC1400930.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Manon Lescaut, Act 3: "Ah! non v'avvicinate!" - "Come io piango ed imploro" (Des Grieux, Comandante)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.87
  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: 0.289
  additional property: Energy
    type: PropertyValue
    value: 0.315
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.98
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.004
  additional property: Liveness
    type: PropertyValue
    value: 0.153
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.206
  additional property: Loudness (dB)
    type: PropertyValue
    value: -12.14
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Manon Lescaut, Act 4: "Tutta su me ti posa" (Des Grieux, Manon)
type: MusicRecording
duration: PT3M10S
duration ms: 190600
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Giuseppe Di Stefano
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC1400931
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T12:52:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x47886bb9ae507ab09f4545928d236530133bc802c4200f93e03aaaa55f479ed0
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: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400931
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T13:09:35Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x47886bb9ae507ab09f4545928d236530133bc802c4200f93e03aaaa55f479ed0. 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/GBAYC1400931.
  date published: 2026-07-29T13:09:35Z
audio: Puccini: Manon Lescaut, Act 4: "Tutta su me ti posa" (Des Grieux, Manon)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.049
  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: 0.251
  additional property: Energy
    type: PropertyValue
    value: 0.054
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.197
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.29
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Manon Lescaut, Act 4: "Manon, senti, amor mio!" - "Vedi, son io che piango" (Des Grieux, Manon)
type: MusicRecording
duration: PT4M10S
duration ms: 250506
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Giuseppe Di Stefano
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC1400932
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T03:18:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0b26e56d5885d7679600e2578a4a6fb91aba0aa9544177ea8cb7f7507cdc709c
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/GBAYC1400932
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b26e56d5885d7679600e2578a4a6fb91aba0aa9544177ea8cb7f7507cdc709c. 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/GBAYC1400932.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Manon Lescaut, Act 4: "Manon, senti, amor mio!" - "Vedi, son io che piango" (Des Grieux, Manon)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.231
  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: 0.174
  additional property: Energy
    type: PropertyValue
    value: 0.267
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.975
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.436
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.094
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.888
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Manon Lescaut, Act 4: "E nulla! Nulla!" (Des Grieux, Manon)
type: MusicRecording
duration: PT2M29S
duration ms: 149200
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Giuseppe Di Stefano
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC1400933
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T02:58:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x639b9f963fc544eda15a18446e41dd9a71e086bf4d2102886752a4c27a368f0d
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/GBAYC1400933
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x639b9f963fc544eda15a18446e41dd9a71e086bf4d2102886752a4c27a368f0d. 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/GBAYC1400933.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Manon Lescaut, Act 4: "E nulla! Nulla!" (Des Grieux, Manon)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.75
  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: 0.224
  additional property: Energy
    type: PropertyValue
    value: 0.069
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.131
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.039
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.561
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Manon Lescaut, Act 4: "Sola, perduta, abbandonata" (Manon)
type: MusicRecording
duration: PT5M0S
duration ms: 300266
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 3
isrc code: GBAYC1400934
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:00:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x98dc01a24009a22be8e21a564974d774e8f6c73f88a02d6ffadea9bb264c52e3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957073
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957073
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400934
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T18:39:05Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98dc01a24009a22be8e21a564974d774e8f6c73f88a02d6ffadea9bb264c52e3. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), 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/GBAYC1400934.
  date published: 2026-07-07T18:39:05Z
audio: Puccini: Manon Lescaut, Act 4: "Sola, perduta, abbandonata" (Manon)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.363
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.183
  additional property: Energy
    type: PropertyValue
    value: 0.155
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.969
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.111
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.045
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.38
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Manon Lescaut, Act 4: "Fra le tue braccia, amore" (Manon, Des Grieux)
type: MusicRecording
duration: PT7M5S
duration ms: 425251
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Giuseppe Di Stefano
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Manon Lescaut
  type: MusicAlbum
  date published: 2024-10-29
popularity: 3
isrc code: GBAYC1401498
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T08:54:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9a3306048f566a304b9d500fad4300dc4399d16d9661f8642a2a58483aadd1b2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960236
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960236
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1401498
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T09:37:10Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a3306048f566a304b9d500fad4300dc4399d16d9661f8642a2a58483aadd1b2. Chain 2 (Bitcoin): anchored in block 960236 (2026-07-30T09:37:10Z), 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/GBAYC1401498.
  date published: 2026-07-30T09:37:10Z
audio: Puccini: Manon Lescaut, Act 4: "Fra le tue braccia, amore" (Manon, Des Grieux)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.946
  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: 0.195
  additional property: Energy
    type: PropertyValue
    value: 0.078
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.981
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.005
  additional property: Liveness
    type: PropertyValue
    value: 0.099
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.05
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.584
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Manon Lescaut (Highlights)
type: MusicAlbum
date published: 1957

Puccini: Manon Lescaut
type: MusicAlbum
date published: 2014-09-05

A Day with Mozart
type: MusicAlbum
date published: 2021-01-16
track: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": I. Allegro
  type: MusicRecording
  duration: PT5M54S
  duration ms: 354506
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Sir Neville Marriner
  by artist: Academy of St. Martin in the Fields
  in album: A Day with Mozart
    type: MusicAlbum
    date published: 2021-01-16
  popularity: 2
  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
  isrc code: GBAYC9003016
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T09:05:07+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb5ce5086cea50b652256e50b4668ee0dc9d9d9b28c03c584fb3878fbcadd8888
  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/GBAYC9003016
  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 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5ce5086cea50b652256e50b4668ee0dc9d9d9b28c03c584fb3878fbcadd8888. 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/GBAYC9003016.
    date published: 2026-07-08T03:20:19Z
  audio: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": I. Allegro
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 144.564
    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: 0.517
    additional property: Energy
      type: PropertyValue
      value: 0.176
    additional property: Speechiness
      type: PropertyValue
      value: 0.048
    additional property: Acousticness
      type: PropertyValue
      value: 0.969
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.916
    additional property: Liveness
      type: PropertyValue
      value: 0.053
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.403
    additional property: Loudness (dB)
      type: PropertyValue
      value: -19.314
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Clarinet Quintet in A Major, K. 581: II. Larghetto
  type: MusicRecording
  duration: PT6M58S
  duration ms: 418373
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Karl Leister
  by artist: Berliner Solisten
  in album: A Day with Mozart
    type: MusicAlbum
    date published: 2021-01-16
  popularity: 1
  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
  isrc code: DEA800115739
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-30T17:36:48+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7fc776ca31ffa399a1c264ee09b3afb856fd1cd1618099918dd21d7877440463
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 960291
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960291
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA800115739
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-30T18:23:33Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7fc776ca31ffa399a1c264ee09b3afb856fd1cd1618099918dd21d7877440463. Chain 2 (Bitcoin): anchored in block 960291 (2026-07-30T18:23:33Z), 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/DEA800115739.
    date published: 2026-07-30T18:23:33Z
  audio: Clarinet Quintet in A Major, K. 581: II. Larghetto
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 104.844
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
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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
      type: PropertyValue
      value: 0.295
    additional property: Valence (Positivity)
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      value: 0.042
    additional property: Loudness (dB)
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      value: -32.094
    additional property: Key Name
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    additional property: Mode Name
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The Mozart Effect
type: MusicAlbum
date published: 2021-04-17
track: Requiem in D Minor, K. 626: I. Introitus, Requiem aeternam
  type: MusicRecording
  duration: PT4M28S
  duration ms: 268960
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Franz Welser-Möst
  by artist: Felicity Lott
  by artist: London Philharmonic Orchestra
  by artist: London Philharmonic Choir
  in album: The Mozart Effect
    type: MusicAlbum
    date published: 2021-04-17
  popularity: 1
  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
  isrc code: GBAYD8900801
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T12:37:21+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x5e316192c8d8773518be655d7d6eae53f1d1dd1055bcec56e23d2d2c6469a8f4
  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/GBAYD8900801
  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 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5e316192c8d8773518be655d7d6eae53f1d1dd1055bcec56e23d2d2c6469a8f4. 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/GBAYD8900801.
    date published: 2026-07-08T03:20:19Z
  audio: Requiem in D Minor, K. 626: I. Introitus, Requiem aeternam
    type: AudioObject
    additional property: Tempo (BPM)
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      value: 104.703
    additional property: Musical Key
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      value: 7
    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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    additional property: Key Name
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track: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": II. Romanze (Andante)
  type: MusicRecording
  duration: PT5M44S
  duration ms: 344600
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Sir Neville Marriner
  by artist: Academy of St. Martin in the Fields
  in album: The Mozart Effect
    type: MusicAlbum
    date published: 2021-04-17
  popularity: 6
  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
  isrc code: GBAYC9003017
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T14:03:47+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xb492139493bf1d6268d4b6b01e3179f381e1fbd8fc855a4b1cc66fac7e0f4767
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  additional property: OTSBitcoinBlock
    type: PropertyValue
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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/GBAYC9003017
  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 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb492139493bf1d6268d4b6b01e3179f381e1fbd8fc855a4b1cc66fac7e0f4767. 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/GBAYC9003017.
    date published: 2026-07-08T03:20:19Z
  audio: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": II. Romanze (Andante)
    type: AudioObject
    additional property: Tempo (BPM)
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      value: 152.495
    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
      type: PropertyValue
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    additional property: Instrumentalness
      type: PropertyValue
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    additional property: Liveness
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    additional property: Valence (Positivity)
      type: PropertyValue
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    additional property: Loudness (dB)
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    additional property: Key Name
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    additional property: Mode Name
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track: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": I. Allegro
  type: MusicRecording
  duration: PT5M54S
  duration ms: 354506
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Sir Neville Marriner
  by artist: Academy of St. Martin in the Fields
  in album: The Mozart Effect
    type: MusicAlbum
    date published: 2021-04-17
  popularity: 1
  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
  isrc code: GBAYC9003016
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": I. Allegro
track: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": III. Menuetto (Allegretto)
track: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": IV. Rondo (Allegro)

CopyrightID
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CopyrightStatus
type: PropertyValue
value: registered

CopyrightRegisteredAt
type: PropertyValue
value: 2026-06-19T09:05:07+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xb5ce5086cea50b652256e50b4668ee0dc9d9d9b28c03c584fb3878fbcadd8888

OTSHash
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OTSBitcoinBlock
type: PropertyValue
value: 957118

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957118

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9003016

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:20:19Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5ce5086cea50b652256e50b4668ee0dc9d9d9b28c03c584fb3878fbcadd8888. 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/GBAYC9003016.
date published: 2026-07-08T03:20:19Z

Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": I. Allegro
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 144.564
additional property: Musical Key
  type: PropertyValue
  value: 7
additional property: Mode (Major/Minor)
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  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.517
additional property: Energy
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  value: 0.176
additional property: Speechiness
  type: PropertyValue
  value: 0.048
additional property: Acousticness
  type: PropertyValue
  value: 0.969
additional property: Instrumentalness
  type: PropertyValue
  value: 0.916
additional property: Liveness
  type: PropertyValue
  value: 0.053
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.403
additional property: Loudness (dB)
  type: PropertyValue
  value: -19.314
additional property: Key Name
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  value: G
additional property: Mode Name
  type: PropertyValue
  value: Major

Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": III. Menuetto (Allegretto)
type: MusicRecording
duration: PT1M58S
duration ms: 118360
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Sir Neville Marriner
by artist: Academy of St. Martin in the Fields
in album: The Mozart Effect
  type: MusicAlbum
  date published: 2021-04-17
popularity: 1
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC9003018
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T16:57:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x10309507f92b92babe3fa00425777fd1c09d539b6729c6dafd1b8bf979635f28
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/GBAYC9003018
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10309507f92b92babe3fa00425777fd1c09d539b6729c6dafd1b8bf979635f28. 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/GBAYC9003018.
  date published: 2026-07-08T03:20:19Z
audio: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": III. Menuetto (Allegretto)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 146.215
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.331
  additional property: Energy
    type: PropertyValue
    value: 0.098
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.944
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.813
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.549
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.699
  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
    value: Major

Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": IV. Rondo (Allegro)
type: MusicRecording
duration: PT3M1S
duration ms: 181760
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Sir Neville Marriner
by artist: Academy of St. Martin in the Fields
in album: The Mozart Effect
  type: MusicAlbum
  date published: 2021-04-17
popularity: 1
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC9003019
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T09:54:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1adfcabc20d5fbd593d54479412ab11c6ddcc1396f91e546e35c8dc371da54a5
additional property: OTSHash
additional property: OTSBitcoinBlock
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  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/GBAYC9003019
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1adfcabc20d5fbd593d54479412ab11c6ddcc1396f91e546e35c8dc371da54a5. 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/GBAYC9003019.
  date published: 2026-07-08T03:20:19Z
audio: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": IV. Rondo (Allegro)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 129.647
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.496
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.338
  additional property: Key Name
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    value: G
  additional property: Mode Name
    type: PropertyValue
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This Is Mozart
type: MusicAlbum
date published: 2021-05-15
track: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": II. Romanze (Andante)
  type: MusicRecording
  duration: PT5M44S
  duration ms: 344600
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Sir Neville Marriner
  by artist: Academy of St. Martin in the Fields
  in album: This Is Mozart
    type: MusicAlbum
    date published: 2021-05-15
  popularity: 2
  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
  isrc code: GBAYC9003017
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T14:03:47+00:00
  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0xb492139493bf1d6268d4b6b01e3179f381e1fbd8fc855a4b1cc66fac7e0f4767
  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/GBAYC9003017
  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 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb492139493bf1d6268d4b6b01e3179f381e1fbd8fc855a4b1cc66fac7e0f4767. 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/GBAYC9003017.
    date published: 2026-07-08T03:20:19Z
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    additional property: Tempo (BPM)
      type: PropertyValue
      value: 152.495
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
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      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.258
    additional property: Energy
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    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
      type: PropertyValue
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    additional property: Instrumentalness
      type: PropertyValue
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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    date published: 2026-07-30T22:27:30Z
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  subject of: OpenTimestamps Proof of Existence
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track: Fugue in G Minor, K. 401
track: Requiem in D Minor, K. 626: III. Sequenz No. 3, Rex tremendae
track: Symphony No. 20 in D Major, K. 133: III. Menuetto & Trio
track: Symphony No. 32 in G K318: Andante
track: Serenade No. 11 in E-Flat Major, K. 375: III. Adagio

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OTSVerifyInstructions
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date published: 2026-07-08T03:20:19Z

Don Giovanni, K. 527, Act I: Sinfonia (Orchestra)
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Fugue in G Minor, K. 401
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Fugue in G Minor, K. 401
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Requiem in D Minor, K. 626: III. Sequenz No. 3, Rex tremendae
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T02:19:15Z
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Symphony No. 20 in D Major, K. 133: III. Menuetto & Trio
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T15:20:15Z
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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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51173e5706bbb3462bc08bd11291df5a4ef32d49026c6ba9d1700ee6cc5a197a. 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/GBAYC0501667.
  date published: 2026-07-08T03:20:19Z
audio: Serenade No. 11 in E-Flat Major, K. 375: III. Adagio
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Gianni Schicchi
type: MusicAlbum
date published: 2006-09-20
track: Oh! mio babbino caro (Gianni Schicchi)
  type: MusicRecording
  duration: PT1M48S
  duration ms: 108000
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  by artist: Giuseppe Savio
  by artist: Franco Calabrese
  by artist: Liana Avogadro
  by artist: Fernando Corena
  by artist: Agnese Dubbini
  by artist: Renza Ferrari
  by artist: Pier Luigi Latinucci
  by artist: Mario Fanti
  by artist: Carlo Bacci
  by artist: Orchester der Radio Italiana
  by artist: Gino Del Signore
  by artist: Grete Rapisardi
  by artist: Giuseppe Taddei
  by artist: Alberto Albertini
  in album: Gianni Schicchi
    type: MusicAlbum
    date published: 2006-09-20
  popularity: 0
  isrc code: ATP139107407
  additional property: CopyrightID
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    type: PropertyValue
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  additional property: OTSBitcoinBlock
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ATP139107407
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-30T14:36:16Z
  audio: Oh! mio babbino caro (Gianni Schicchi)
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Hits of Mozart
type: MusicAlbum
date published: 2021-05-08

Mozart at the Office
type: MusicAlbum
date published: 2021-01-25
track: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": II. Romanze (Andante)
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  duration: PT5M44S
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  by artist: Wolfgang Amadeus Mozart
  by artist: Sir Neville Marriner
  by artist: Academy of St. Martin in the Fields
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    type: MusicAlbum
    date published: 2021-01-25
  popularity: 1
  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
  audio: Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": II. Romanze (Andante)
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track: Mass No. 18 in C Minor, K. 427: I. Kyrie
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  duration: PT7M42S
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  by artist: Franz Welser-Möst
  by artist: Edith Wiens
  by artist: London Philharmonic Orchestra
  by artist: London Philharmonic Choir
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    type: MusicAlbum
    date published: 2021-01-25
  popularity: 0
  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-31T15:20:15Z
  audio: Mass No. 18 in C Minor, K. 427: I. Kyrie
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Mozart - Classical Masterminds
type: MusicAlbum
date published: 2021-01-27

Mozart Classical Masterpieces
type: MusicAlbum
date published: 2021-02-11

Mozart for Mind & Spirit
type: MusicAlbum
date published: 2021-01-26

The Music - Mozart
type: MusicAlbum
date published: 2021-01-23

#nowplaying Mozart
type: MusicAlbum
date published: 2021-05-01

Mozart - The Classics
type: MusicAlbum
date published: 2021-04-24

Opera Highlights Rossini
type: MusicAlbum
date published: 2017-02-06
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  by artist: James Levine
  by artist: London Symphony Orchestra
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    type: MusicAlbum
    date published: 2017-02-06
  genre: classical
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  additional property: OTSBitcoinBlockVerifyURL
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  additional property: OTSVerificationAPI
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  additional property: OTSVerifyInstructions
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    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
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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    additional property: Speechiness
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    additional property: Acousticness
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track: The Barber of Seville, Act I: Una voce poco fà (Rosina)
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  duration: PT5M44S
  duration ms: 344800
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  by artist: Gioachino Rossini
  by artist: Beverly Sills
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  by artist: London Symphony Orchestra
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  genre: classical
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: The Barber of Seville: Overture (Overture)
track: Guillaume Tell: Overture

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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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OTSTimestamp
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OTSVerifyInstructions
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value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:20:19Z

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Guillaume Tell: Overture
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Puccini: Les opéras - La discothèque idéale de Diapason, Vol. 10
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Mozart: Così fan tutte, K. 588 (Live)
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Callas Sings Puccini
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    date published: 2026-07-08T03:20:19Z
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100 Best Maria Callas - Her Hundred Greatest Classics
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  subject of: OpenTimestamps Proof of Existence
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track: Puccini: Gianni Schicchi: "O mio babbino caro" (Lauretta)
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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track: Puccini: Madama Butterfly, Act 2: "Un bel dì vedremo" (Butterfly)
track: Bizet: Carmen, WD 31, Act 1: Habanera. "L'amour est un oiseau rebelle" (Carmen, Chœur)
track: Puccini: Tosca, Act 2: "Vissi d'arte" (Tosca)
track: Bellini: Norma, Act 1: "Casta diva" (Norma, Coro)
track: Bellini: Norma, Act 2: "Mira, o Norma" (Norma, Adalgisa)
track: Bellini: Norma, Act 2: "Cedi! Deh! Cedi!" - "Sì, fino all'ore estreme" (Adalgisa, Norma)
track: Bellini: Norma, Act 2: "Qual cor tradisti" (Coro, Norma, Pollione, Oroveso)
track: Bellini: Norma, Act 2: "Deh! Non volerli vittime" (Coro, Norma, Pollione, Oroveso)
track: Verdi: I vespri siciliani, Act 5: "Mercé, dilette amiche" (Elena)
track: Verdi: Rigoletto, Act 1: "Gualtier Maldè!" - "Caro nome" (Gilda, Borsa, Ceprano, Marullo)
track: Verdi: Rigoletto, Act 3: "V'ho ingannato" (Rigoletto, Gilda)
track: Verdi: La traviata, Act 1: "Ah, fors’è lui che l’anima" (Violetta)
track: Verdi: La traviata, Act 1: "Sempre libera" (Violetta, Alfredo)
track: Verdi: La traviata, Act 3: "Addio, del passato bei sogni ridenti" (Violetta)
track: Verdi: Aida, Act 3: "O patria mia" (Aida)
track: Verdi: Aida, Act 4: "O terra addio" (Aida, Radamès, Coro, Amneris)
track: Verdi: Il trovatore, Act 1: "Tacea la notte placida" - "Di tale amor" (Leonora)
track: Verdi: Il trovatore, Act 4: "Vanne" - "D'amor sull' ali rosee" (Leonora)
track: Verdi: Don Carlo, Act 3: "O don fatale" (Eboli)
track: Verdi: Otello, Act 4: "Ave Maria" (Desdemona)
track: Donizetti: Lucia di Lammermoor, Act 1: "Regnava nel silenzio alta la notte e bruna" (Lucia, Alisa)
track: Donizetti: La figlia del reggimento, Act 1: "Convien partir" (Maria)

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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:20:19Z

Giordano: Andrea Chénier, Act 3: "La mamma morta" (Maddalena)
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3506155e56cfa5ea1a19e5bc7ce778b49eabcb290bf56f7d66530f39a8039a55. Chain 2 (Bitcoin): anchored in block 960209 (2026-07-30T05:15:54Z), 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/GBAYC1400382.
  date published: 2026-07-30T05:15:54Z
audio: Puccini: Madama Butterfly, Act 2: "Un bel dì vedremo" (Butterfly)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.994
  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: 0.256
  additional property: Energy
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    value: 0.089
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.104
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.075
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.145
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bizet: Carmen, WD 31, Act 1: Habanera. "L'amour est un oiseau rebelle" (Carmen, Chœur)
type: MusicRecording
duration: PT4M29S
duration ms: 269360
explicit: false
by artist: Georges Bizet
by artist: Maria Callas
by artist: Choeurs Rene Duclos
by artist: Georges Prêtre
by artist: Orchestre du Théâtre National de l'Opéra de Paris
in album: 100 Best Maria Callas - Her Hundred Greatest Classics
  type: MusicAlbum
  date published: 2023-12-09
genre: classical
genre: opera
isrc code: GBAYC1402623
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T14:12:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0ca9b625bff3811a8f5e8a25941924b99bf2f37cc7b2f59e2813f6ff60d45f7f
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/GBAYC1402623
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ca9b625bff3811a8f5e8a25941924b99bf2f37cc7b2f59e2813f6ff60d45f7f. 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/GBAYC1402623.
  date published: 2026-07-08T03:20:19Z
audio: Bizet: Carmen, WD 31, Act 1: Habanera. "L'amour est un oiseau rebelle" (Carmen, Chœur)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 129.289
  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: 0.385
  additional property: Energy
    type: PropertyValue
    value: 0.117
  additional property: Speechiness
    type: PropertyValue
    value: 0.063
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.072
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.216
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.409
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Tosca, Act 2: "Vissi d'arte" (Tosca)
type: MusicRecording
duration: PT3M18S
duration ms: 198746
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Victor de Sabata
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: 100 Best Maria Callas - Her Hundred Greatest Classics
  type: MusicAlbum
  date published: 2023-12-09
isrc code: GBAYC1402627
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T09:37:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x96a2b1d01aea554055a9c28eefb824235352cf4a70068d3e1158dc49d526168e
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/GBAYC1402627
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96a2b1d01aea554055a9c28eefb824235352cf4a70068d3e1158dc49d526168e. 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/GBAYC1402627.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Tosca, Act 2: "Vissi d'arte" (Tosca)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 165.139
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.189
  additional property: Energy
    type: PropertyValue
    value: 0.199
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.105
  additional property: Liveness
    type: PropertyValue
    value: 0.11
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.074
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.245
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bellini: Norma, Act 1: "Casta diva" (Norma, Coro)
type: MusicRecording
duration: PT5M40S
duration ms: 340226
explicit: false
by artist: Vincenzo Bellini
by artist: Maria Callas
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: 100 Best Maria Callas - Her Hundred Greatest Classics
  type: MusicAlbum
  date published: 2023-12-09
genre: opera
isrc code: GBAYC1401979
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T10:22:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3546f839974315a3c191919ab26d9a97b1310fdd18875e979e128c5930a3fa02
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/GBAYC1401979
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3546f839974315a3c191919ab26d9a97b1310fdd18875e979e128c5930a3fa02. 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/GBAYC1401979.
  date published: 2026-07-08T03:20:19Z
audio: Bellini: Norma, Act 1: "Casta diva" (Norma, Coro)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 96.116
  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: 0.161
  additional property: Energy
    type: PropertyValue
    value: 0.172
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.977
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.102
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.048
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.298
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bellini: Norma, Act 2: "Mira, o Norma" (Norma, Adalgisa)
type: MusicRecording
duration: PT4M15S
duration ms: 255373
explicit: false
by artist: Vincenzo Bellini
by artist: Maria Callas
by artist: Christa Ludwig
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: 100 Best Maria Callas - Her Hundred Greatest Classics
  type: MusicAlbum
  date published: 2023-12-09
genre: opera
isrc code: GBAYC1401079
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1c1a956dd3e5dd18e2223da2ebbc91357309e3bd73e9004819ce3154984b49a2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960160
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960160
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1401079
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T22:48:59Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c1a956dd3e5dd18e2223da2ebbc91357309e3bd73e9004819ce3154984b49a2. Chain 2 (Bitcoin): anchored in block 960160 (2026-07-29T22:48:59Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1401079.
  date published: 2026-07-29T22:48:59Z
audio: Bellini: Norma, Act 2: "Mira, o Norma" (Norma, Adalgisa)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.465
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.221
  additional property: Energy
    type: PropertyValue
    value: 0.059
  additional property: Speechiness
    type: PropertyValue
    value: 0.059
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.089
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.364
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bellini: Norma, Act 2: "Cedi! Deh! Cedi!" - "Sì, fino all'ore estreme" (Adalgisa, Norma)
type: MusicRecording
duration: PT3M20S
duration ms: 200013
explicit: false
by artist: Vincenzo Bellini
by artist: Maria Callas
by artist: Christa Ludwig
by artist: Orchestra Del Teatro Alla Scala, Milano
by artist: Tullio Serafin
in album: 100 Best Maria Callas - Her Hundred Greatest Classics
  type: MusicAlbum
  date published: 2023-12-09
genre: opera
isrc code: GBAYC2302128
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T10:30:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x10c34f8e27b4c8bc8dd618a2db5c9b991795a3a245f43882e75fe3c7386b09da
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/GBAYC2302128
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10c34f8e27b4c8bc8dd618a2db5c9b991795a3a245f43882e75fe3c7386b09da. 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/GBAYC2302128.
  date published: 2026-07-08T03:20:19Z
audio: Bellini: Norma, Act 2: "Cedi! Deh! Cedi!" - "Sì, fino all'ore estreme" (Adalgisa, Norma)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.393
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.38
  additional property: Energy
    type: PropertyValue
    value: 0.244
  additional property: Speechiness
    type: PropertyValue
    value: 0.065
  additional property: Acousticness
    type: PropertyValue
    value: 0.968
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.343
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.222
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.168
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bellini: Norma, Act 2: "Qual cor tradisti" (Coro, Norma, Pollione, Oroveso)
type: MusicRecording
duration: PT5M3S
duration ms: 303680
explicit: false
by artist: Vincenzo Bellini
by artist: Maria Callas
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Franco Corelli
by artist: Nicola Zaccaria
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: 100 Best Maria Callas - Her Hundred Greatest Classics
  type: MusicAlbum
  date published: 2023-12-09
genre: opera
isrc code: GBAYC1401092
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T05:55:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa10d4aad59cf255a0d2904220f9ca9882771805d4cc611b5b32913a35e9beb03
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/GBAYC1401092
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa10d4aad59cf255a0d2904220f9ca9882771805d4cc611b5b32913a35e9beb03. 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/GBAYC1401092.
  date published: 2026-07-08T03:20:19Z
audio: Bellini: Norma, Act 2: "Qual cor tradisti" (Coro, Norma, Pollione, Oroveso)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.898
  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: 0.275
  additional property: Energy
    type: PropertyValue
    value: 0.251
  additional property: Speechiness
    type: PropertyValue
    value: 0.052
  additional property: Acousticness
    type: PropertyValue
    value: 0.979
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.11
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.072
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.019
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bellini: Norma, Act 2: "Deh! Non volerli vittime" (Coro, Norma, Pollione, Oroveso)
type: MusicRecording
duration: PT4M45S
duration ms: 285585
explicit: false
by artist: Vincenzo Bellini
by artist: Maria Callas
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Franco Corelli
by artist: Nicola Zaccaria
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: 100 Best Maria Callas - Her Hundred Greatest Classics
  type: MusicAlbum
  date published: 2023-12-09
genre: opera
isrc code: GBAYC1401094
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T08:28:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x763962665fc2c53bd56ba12b240e148e92f33a2eb76cc31e37e650d3d37ac0ee
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/GBAYC1401094
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x763962665fc2c53bd56ba12b240e148e92f33a2eb76cc31e37e650d3d37ac0ee. 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/GBAYC1401094.
  date published: 2026-07-08T03:20:19Z
audio: Bellini: Norma, Act 2: "Deh! Non volerli vittime" (Coro, Norma, Pollione, Oroveso)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 167.834
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.193
  additional property: Energy
    type: PropertyValue
    value: 0.303
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.976
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.003
  additional property: Liveness
    type: PropertyValue
    value: 0.103
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.046
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.589
  additional property: Key Name
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  additional property: Mode Name
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Verdi: I vespri siciliani, Act 5: "Mercé, dilette amiche" (Elena)
type: MusicRecording
duration: PT3M59S
duration ms: 239950
explicit: false
by artist: Giuseppe Verdi
by artist: Maria Callas
by artist: Tullio Serafin
by artist: Philharmonia Orchestra
in album: 100 Best Maria Callas - Her Hundred Greatest Classics
  type: MusicAlbum
  date published: 2023-12-09
genre: classical
genre: opera
isrc code: GBAYC1400399
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T03:47:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x94f8846b4457c86ba8f67274391d1aed7d9c98ed0a0d8d311aa3879047664707
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/GBAYC1400399
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x94f8846b4457c86ba8f67274391d1aed7d9c98ed0a0d8d311aa3879047664707. 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/GBAYC1400399.
  date published: 2026-07-08T03:20:19Z
audio: Verdi: I vespri siciliani, Act 5: "Mercé, dilette amiche" (Elena)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 117.509
  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: 0.472
  additional property: Energy
    type: PropertyValue
    value: 0.085
  additional property: Speechiness
    type: PropertyValue
    value: 0.053
  additional property: Acousticness
    type: PropertyValue
    value: 0.976
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.057
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.34
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.183
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
    value: Minor

Verdi: Rigoletto, Act 1: "Gualtier Maldè!" - "Caro nome" (Gilda, Borsa, Ceprano, Marullo)
type: MusicRecording
duration: PT7M26S
duration ms: 446773
explicit: false
by artist: Giuseppe Verdi
by artist: Maria Callas
by artist: Renato Ercolani
by artist: William Dickie
by artist: Carlo Forti
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: 100 Best Maria Callas - Her Hundred Greatest Classics
  type: MusicAlbum
  date published: 2023-12-09
genre: classical
genre: opera
isrc code: GBAYC1400714
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2242d1b7661595d56513ea2acbf4af3b1a792ca9f1565b7f0a7fde81ee655c74
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: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400714
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T02:19:15Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2242d1b7661595d56513ea2acbf4af3b1a792ca9f1565b7f0a7fde81ee655c74. 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/GBAYC1400714.
  date published: 2026-07-31T02:19:15Z
audio: Verdi: Rigoletto, Act 1: "Gualtier Maldè!" - "Caro nome" (Gilda, Borsa, Ceprano, Marullo)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.65
  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: 0.312
  additional property: Energy
    type: PropertyValue
    value: 0.042
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.01
  additional property: Liveness
    type: PropertyValue
    value: 0.081
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.076
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Verdi: Rigoletto, Act 3: "V'ho ingannato" (Rigoletto, Gilda)
type: MusicRecording
duration: PT4M41S
duration ms: 281133
explicit: false
by artist: Giuseppe Verdi
by artist: Maria Callas
by artist: Tito Gobbi
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: 100 Best Maria Callas - Her Hundred Greatest Classics
  type: MusicAlbum
  date published: 2023-12-09
genre: classical
genre: opera
isrc code: GBAYC2300169
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T08:01:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x46b667a9ed75cee903d705959e9d0f7b4778f0f490cb1a2e1867f027593ac5b2
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/GBAYC2300169
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46b667a9ed75cee903d705959e9d0f7b4778f0f490cb1a2e1867f027593ac5b2. 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/GBAYC2300169.
  date published: 2026-07-08T03:20:19Z
audio: Verdi: Rigoletto, Act 3: "V'ho ingannato" (Rigoletto, Gilda)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.842
  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: 0.223
  additional property: Energy
    type: PropertyValue
    value: 0.156
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.018
  additional property: Liveness
    type: PropertyValue
    value: 0.099
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.112
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.274
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Verdi: La traviata, Act 1: "Ah, fors’è lui che l’anima" (Violetta)
type: MusicRecording
duration: PT3M0S
duration ms: 180506
explicit: false
by artist: Giuseppe Verdi
by artist: Maria Callas
by artist: Gabriele Santini
by artist: Orchestra Sinfonica Di Torino Della Rai
in album: 100 Best Maria Callas - Her Hundred Greatest Classics
  type: MusicAlbum
  date published: 2023-12-09
genre: classical
genre: opera
isrc code: GBAYC1450123
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T07:06:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x37ae3b114968295a58bb5df32885a8e17e574778c080378cdc0ed3bc47e8e1b6
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/GBAYC1450123
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x37ae3b114968295a58bb5df32885a8e17e574778c080378cdc0ed3bc47e8e1b6. 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/GBAYC1450123.
  date published: 2026-07-08T03:20:19Z
audio: Verdi: La traviata, Act 1: "Ah, fors’è lui che l’anima" (Violetta)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.294
  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: 0.275
  additional property: Energy
    type: PropertyValue
    value: 0.072
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.096
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.067
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.204
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Verdi: La traviata, Act 1: "Sempre libera" (Violetta, Alfredo)
type: MusicRecording
duration: PT4M1S
duration ms: 241520
explicit: false
by artist: Giuseppe Verdi
by artist: Maria Callas
by artist: Francesco Albanese
by artist: Gabriele Santini
by artist: Orchestra Sinfonica Di Torino Della Rai
in album: 100 Best Maria Callas - Her Hundred Greatest Classics
  type: MusicAlbum
  date published: 2023-12-09
genre: classical
genre: opera
isrc code: GBAYC1450125
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T18:10:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf2bc6c7ace495b229c0a51ff355502ce77c3652a80c35e8ec6bd515d0d4a24da
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/GBAYC1450125
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2bc6c7ace495b229c0a51ff355502ce77c3652a80c35e8ec6bd515d0d4a24da. 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/GBAYC1450125.
  date published: 2026-07-08T03:20:19Z
audio: Verdi: La traviata, Act 1: "Sempre libera" (Violetta, Alfredo)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 126.854
  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: 0.403
  additional property: Energy
    type: PropertyValue
    value: 0.136
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.113
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.192
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.171
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Verdi: La traviata, Act 3: "Addio, del passato bei sogni ridenti" (Violetta)
type: MusicRecording
duration: PT3M26S
duration ms: 206800
explicit: false
by artist: Giuseppe Verdi
by artist: Maria Callas
by artist: Gabriele Santini
by artist: Orchestra Sinfonica Di Torino Della Rai
in album: 100 Best Maria Callas - Her Hundred Greatest Classics
  type: MusicAlbum
  date published: 2023-12-09
genre: classical
genre: opera
isrc code: GBAYC1450150
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T20:56:29+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xfc5a5fc1b70dd434250440a1f8d192e199124e43b41b060dca58ce48ffed1ce9
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/GBAYC1450150
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc5a5fc1b70dd434250440a1f8d192e199124e43b41b060dca58ce48ffed1ce9. 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/GBAYC1450150.
  date published: 2026-07-08T03:20:19Z
audio: Verdi: La traviata, Act 3: "Addio, del passato bei sogni ridenti" (Violetta)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.162
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.202
  additional property: Energy
    type: PropertyValue
    value: 0.09
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.04
  additional property: Liveness
    type: PropertyValue
    value: 0.36
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.075
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.678
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Verdi: Aida, Act 3: "O patria mia" (Aida)
type: MusicRecording
duration: PT5M24S
duration ms: 324440
explicit: false
by artist: Giuseppe Verdi
by artist: Maria Callas
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: 100 Best Maria Callas - Her Hundred Greatest Classics
  type: MusicAlbum
  date published: 2023-12-09
genre: classical
genre: opera
isrc code: GBAYC1400886
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T13:05:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf3e01f4193b5321a6c023f4f80ecdb1a158472ff7d407fd4d51949873b3b510c
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/GBAYC1400886
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf3e01f4193b5321a6c023f4f80ecdb1a158472ff7d407fd4d51949873b3b510c. 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/GBAYC1400886.
  date published: 2026-07-08T03:20:19Z
audio: Verdi: Aida, Act 3: "O patria mia" (Aida)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 97.803
  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: 0.166
  additional property: Energy
    type: PropertyValue
    value: 0.068
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.028
  additional property: Liveness
    type: PropertyValue
    value: 0.249
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.05
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.299
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Verdi: Aida, Act 4: "O terra addio" (Aida, Radamès, Coro, Amneris)
type: MusicRecording
duration: PT4M55S
duration ms: 295903
explicit: false
by artist: Giuseppe Verdi
by artist: Maria Callas
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Fedora Barbieri
by artist: Richard Tucker
by artist: Tullio Serafin
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: 100 Best Maria Callas - Her Hundred Greatest Classics
  type: MusicAlbum
  date published: 2023-12-09
genre: classical
genre: opera
isrc code: GBAYC1400900
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T16:04:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x736a372e6100bbe50544c6a64308d3ee2d37ccfdefbcf96e9d63cccb95eb75ae
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/GBAYC1400900
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x736a372e6100bbe50544c6a64308d3ee2d37ccfdefbcf96e9d63cccb95eb75ae. 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/GBAYC1400900.
  date published: 2026-07-08T03:20:19Z
audio: Verdi: Aida, Act 4: "O terra addio" (Aida, Radamès, Coro, Amneris)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.666
  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: 0.18
  additional property: Energy
    type: PropertyValue
    value: 0.222
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.25
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.048
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.887
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Verdi: Il trovatore, Act 1: "Tacea la notte placida" - "Di tale amor" (Leonora)
type: MusicRecording
duration: PT6M5S
duration ms: 365680
explicit: false
by artist: Giuseppe Verdi
by artist: Maria Callas
by artist: Nicola Rescigno
by artist: Orchestre De La Société Des Concerts Du Conservatoire
in album: 100 Best Maria Callas - Her Hundred Greatest Classics
  type: MusicAlbum
  date published: 2023-12-09
genre: classical
genre: opera
isrc code: GBAYC1400568
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T06:35:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x96e6c14bd61e87dd6905fd0d4824bfdf76cb9ad9954ee1f81152a85067c25662
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/GBAYC1400568
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96e6c14bd61e87dd6905fd0d4824bfdf76cb9ad9954ee1f81152a85067c25662. 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/GBAYC1400568.
  date published: 2026-07-08T03:20:19Z
audio: Verdi: Il trovatore, Act 1: "Tacea la notte placida" - "Di tale amor" (Leonora)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.42
  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: 0.259
  additional property: Energy
    type: PropertyValue
    value: 0.192
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.956
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.097
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.065
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.065
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Verdi: Il trovatore, Act 4: "Vanne" - "D'amor sull' ali rosee" (Leonora)
type: MusicRecording
duration: PT6M29S
duration ms: 389813
explicit: false
by artist: Giuseppe Verdi
by artist: Maria Callas
by artist: Nicola Rescigno
by artist: Orchestre De La Société Des Concerts Du Conservatoire
in album: 100 Best Maria Callas - Her Hundred Greatest Classics
  type: MusicAlbum
  date published: 2023-12-09
genre: classical
genre: opera
isrc code: GBAYC2301387
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T03:05:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x20a9bd6c7e7cbffd8a2fe931ccaf3a8b8b54204045dacd22a30665113c3bd516
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/GBAYC2301387
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x20a9bd6c7e7cbffd8a2fe931ccaf3a8b8b54204045dacd22a30665113c3bd516. 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/GBAYC2301387.
  date published: 2026-07-08T03:20:19Z
audio: Verdi: Il trovatore, Act 4: "Vanne" - "D'amor sull' ali rosee" (Leonora)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.934
  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: 0.239
  additional property: Energy
    type: PropertyValue
    value: 0.131
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.066
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.043
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.717
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Verdi: Don Carlo, Act 3: "O don fatale" (Eboli)
type: MusicRecording
duration: PT4M43S
duration ms: 283960
explicit: false
by artist: Giuseppe Verdi
by artist: Maria Callas
by artist: Nicola Rescigno
by artist: Orchestre De La Société Des Concerts Du Conservatoire
in album: 100 Best Maria Callas - Her Hundred Greatest Classics
  type: MusicAlbum
  date published: 2023-12-09
genre: classical
genre: opera
isrc code: GBAYC1400561
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-03T05:53:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2220d264ad3486138412315edab6aba52331a2e175f48eec6b721eec554f8496
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/GBAYC1400561
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2220d264ad3486138412315edab6aba52331a2e175f48eec6b721eec554f8496. 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/GBAYC1400561.
  date published: 2026-07-08T03:20:19Z
audio: Verdi: Don Carlo, Act 3: "O don fatale" (Eboli)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 101.551
  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: 0.295
  additional property: Energy
    type: PropertyValue
    value: 0.197
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.139
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.073
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.44
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Verdi: Otello, Act 4: "Ave Maria" (Desdemona)
type: MusicRecording
duration: PT4M50S
duration ms: 290120
explicit: false
by artist: Giuseppe Verdi
by artist: Maria Callas
by artist: Nicola Rescigno
by artist: Orchestre De La Société Des Concerts Du Conservatoire
in album: 100 Best Maria Callas - Her Hundred Greatest Classics
  type: MusicAlbum
  date published: 2023-12-09
genre: classical
genre: opera
isrc code: GBAYC1402633
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T19:04:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe91ee00881113b01a2d70ff4e70dcc5a594949cb2dc9d497ff4d258cdec1d3c5
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/GBAYC1402633
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe91ee00881113b01a2d70ff4e70dcc5a594949cb2dc9d497ff4d258cdec1d3c5. 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/GBAYC1402633.
  date published: 2026-07-08T03:20:19Z
audio: Verdi: Otello, Act 4: "Ave Maria" (Desdemona)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 121.081
  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: 0.204
  additional property: Energy
    type: PropertyValue
    value: 0.066
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.005
  additional property: Liveness
    type: PropertyValue
    value: 0.075
  additional property: Valence (Positivity)
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Donizetti: Lucia di Lammermoor, Act 1: "Regnava nel silenzio alta la notte e bruna" (Lucia, Alisa)
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explicit: false
by artist: Gaetano Donizetti
by artist: Maria Callas
by artist: Margreta Elkins
by artist: Tullio Serafin
by artist: Philharmonia Orchestra
in album: 100 Best Maria Callas - Her Hundred Greatest Classics
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  date published: 2023-12-09
genre: opera
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Donizetti: Lucia di Lammermoor, Act 1: "Regnava nel silenzio alta la notte e bruna" (Lucia, Alisa)
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Donizetti: La figlia del reggimento, Act 1: "Convien partir" (Maria)
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duration: PT4M7S
duration ms: 247640
explicit: false
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by artist: Maria Callas
by artist: Nicola Rescigno
by artist: Orchestre De La Société Des Concerts Du Conservatoire
in album: 100 Best Maria Callas - Her Hundred Greatest Classics
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  date published: 2023-12-09
genre: classical
genre: opera
isrc code: GBAYC1400542
additional property: CopyrightID
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T08:26:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T08:26:41Z
audio: Donizetti: La figlia del reggimento, Act 1: "Convien partir" (Maria)
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Maria Callas Sings Rossini
type: MusicAlbum
date published: 2021-12-17

Puccini Manon Lescaut
type: MusicAlbum
date published: 1959
track: Manon Lescaut (1997 - Remaster), Act IV: Sola, perduta, abbandonata (Manon/Des Grieux)
  type: MusicRecording
  duration: PT5M12S
  duration ms: 312120
  explicit: false
  by artist: Giacomo Puccini
  by artist: Giuseppe Di Stefano
  by artist: Maria Callas
  by artist: Orchestra Del Teatro Alla Scala, Milano
  by artist: Tullio Serafin
  by artist: Orchestra Del Teatro Alla Scala Di Milan
  in album: Puccini Manon Lescaut
    type: MusicAlbum
    date published: 1959
  isrc code: ITD009700325
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightRegisteredAt
    type: PropertyValue
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  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0xb651ac204b97469cf1d678b463764cdc3699c22d6599cea30aa3684be6db413a
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  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/959128
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD009700325
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-22T12:33:25Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb651ac204b97469cf1d678b463764cdc3699c22d6599cea30aa3684be6db413a. Chain 2 (Bitcoin): anchored in block 959128 (2026-07-22T12:33:25Z), 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/ITD009700325.
    date published: 2026-07-22T12:33:25Z
  audio: Manon Lescaut (1997 - Remaster), Act IV: Sola, perduta, abbandonata (Manon/Des Grieux)
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    additional property: Tempo (BPM)
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
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    additional property: Danceability
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    additional property: Energy
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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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track: Puccini: Manon Lescaut, Act II: "Oh, sarò la più bella!"
  type: MusicRecording
  duration: PT8M24S
  duration ms: 504600
  explicit: false
  by artist: Giacomo Puccini
  by artist: Maria Callas
  by artist: Giuseppe Di Stefano
  by artist: Orchestra Del Teatro Alla Scala, Milano
  by artist: Tullio Serafin
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    date published: 1959
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  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957073
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD009700310
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-07T18:39:05Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf577bcda10e1ae1d7af20c1e3d5e42a2ff2daebe9d171c10a3814b2ca6029c5a. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), 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/ITD009700310.
    date published: 2026-07-07T18:39:05Z
  audio: Puccini: Manon Lescaut, Act II: "Oh, sarò la più bella!"
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
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    additional property: Danceability
      type: PropertyValue
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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      value: 0.075
    additional property: Loudness (dB)
      type: PropertyValue
      value: -17.488
    additional property: Key Name
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Puccini: Manon Lescaut (1957 - Serafin) - Callas Remastered
type: MusicAlbum
date published: 1959
track: Puccini: Manon Lescaut, Act 2: "In quelle trine morbide" (Manon)
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  duration: PT2M15S
  duration ms: 135373
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  by artist: Giacomo Puccini
  by artist: Maria Callas
  by artist: Tullio Serafin
  by artist: Orchestra Del Teatro Alla Scala, Milano
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    date published: 1959
  isrc code: GBAYC1400914
  additional property: CopyrightID
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    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
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    value: 2026-07-06T08:30:10+00:00
  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0x1090e572da17b9364cb6a19f70ad688ff6adcb04196e6cc424719c6c5e0cc54c
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  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957073
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957073
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400914
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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    date published: 2026-07-07T18:39:05Z
  audio: Puccini: Manon Lescaut, Act 2: "In quelle trine morbide" (Manon)
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    additional property: Tempo (BPM)
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
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    additional property: Danceability
      type: PropertyValue
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    additional property: Energy
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    additional property: Speechiness
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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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Cimarosa: Il credulo (Excerpts) [Live]
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date published: 2006

Puccini: Tosca
type: MusicAlbum
date published: 1953
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  by artist: Tito Gobbi
  by artist: Dario Caselli
  by artist: Orchestra Del Teatro Alla Scala, Milano
  by artist: Victor de Sabata
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    type: MusicAlbum
    date published: 1953
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  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
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  additional property: OTSVerificationAPI
    type: PropertyValue
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  additional property: OTSTimestamp
    type: PropertyValue
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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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28bc87d380b1172a5cc4b465349f7c3aa011d167b9151b3329fef964a04c356c. Chain 2 (Bitcoin): anchored in block 960161 (2026-07-29T22:51:26Z), 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/GBAYC0200279.
    date published: 2026-07-29T22:51:26Z
  audio: Puccini: Tosca, Act 2 Scene 1: "Tosca è un buon falco!" (Scarpia, Sciarrone)
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
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    additional property: Energy
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    additional property: Loudness (dB)
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Puccini: Tosca (1953 - de Sabata) - Callas Remastered
type: MusicAlbum
date published: 1953
track: Puccini: Tosca, Act 1: "Ah! Finalmente!" (Angelotti, Sagrestano, Cavaradossi)
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  duration: PT5M33S
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  by artist: Franco Calabrese
  by artist: Giuseppe Di Stefano
  by artist: Melchiorre Luise
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    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/GBAYC1450086
  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 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b1567e941c658546c5404ec453c669a409c9956ee922ebd5a0e7254dfa73c34. 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/GBAYC1450086.
    date published: 2026-07-08T03:20:19Z
  audio: Puccini: Tosca, Act 1: "Ah! Finalmente!" (Angelotti, Sagrestano, Cavaradossi)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 133.401
    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: 0.371
    additional property: Energy
      type: PropertyValue
      value: 0.112
    additional property: Speechiness
      type: PropertyValue
      value: 0.051
    additional property: Acousticness
      type: PropertyValue
      value: 0.978
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.027
    additional property: Liveness
      type: PropertyValue
      value: 0.119
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.175
    additional property: Loudness (dB)
      type: PropertyValue
      value: -22.793
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Puccini: Tosca, Act 1: "Dammi i colori... Recondita armonia" (Cavaradossi, Sagrestano)
  type: MusicRecording
  duration: PT4M22S
  duration ms: 262773
  explicit: false
  by artist: Giacomo Puccini
  by artist: Victor de Sabata
  by artist: Giuseppe Di Stefano
  by artist: Melchiorre Luise
  by artist: Orchestra Del Teatro Alla Scala, Milano
  in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
    type: MusicAlbum
    date published: 1953
  isrc code: GBAYC1450087
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T14:02:32+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xdd240e14ac728251b0715f5e77ff1f5c0bb425c70a5b3eb5c938fbc087f39a7a
  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/GBAYC1450087
  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 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd240e14ac728251b0715f5e77ff1f5c0bb425c70a5b3eb5c938fbc087f39a7a. 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/GBAYC1450087.
    date published: 2026-07-08T03:20:19Z
  audio: Puccini: Tosca, Act 1: "Dammi i colori... Recondita armonia" (Cavaradossi, Sagrestano)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 101.794
    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: 0.197
    additional property: Energy
      type: PropertyValue
      value: 0.134
    additional property: Speechiness
      type: PropertyValue
      value: 0.042
    additional property: Acousticness
      type: PropertyValue
      value: 0.973
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.003
    additional property: Liveness
      type: PropertyValue
      value: 0.108
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.121
    additional property: Loudness (dB)
      type: PropertyValue
      value: -19.313
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Puccini: Tosca, Act 1: "Gente là dentro!" (Cavaradossi, Angelotti, Tosca)
  type: MusicRecording
  duration: PT1M10S
  duration ms: 70213
  explicit: false
  by artist: Giacomo Puccini
  by artist: Maria Callas
  by artist: Franco Calabrese
  by artist: Giuseppe Di Stefano
  by artist: Victor de Sabata
  by artist: Orchestra Del Teatro Alla Scala, Milano
  in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
    type: MusicAlbum
    date published: 1953
  isrc code: GBAYC1450088
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-19T08:56:56+00:00
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Puccini: Tosca, Act 1: "Gente là dentro!" (Cavaradossi, Angelotti, Tosca)
track: Puccini: Tosca, Act 1: "Mario! Mario! Mario!" (Tosca, Cavaradossi)
track: Puccini: Tosca, Act 1: "Ah, quegli occhi" - "Quale occhio al mondo può star di paro" (Tosca, Cavaradossi)
track: Puccini: Tosca, Act 1: "È buona la mia Tosca" (Cavaradossi, Angelotti, Sagrestano, Coro)
track: Puccini: Tosca, Act 1: "Un tal baccano in chiesa!" (Scarpia, Sagrestano, Spoletta)
track: Puccini: Tosca, Act 1: "Tutto è chiaro" - "Tosca? Che non mi veda" - "Mario! Mario!" (Scarpia, Tosca, Sagrestano)
track: Puccini: Tosca, Act 1: "Ed io venivo a lui tutta dogliosa" (Tosca, Scarpia)
track: Puccini: Tosca, Act 1: "Tre sbirri, una carrozza" (Scarpia, Spoletta, Coro)
track: Puccini: Tosca, Act 2: "Tosca è un buon falco!" (Scarpia, Sciarrone)
track: Puccini: Tosca, Act 2: "Ha più forte" (Scarpia, Sciarrone, Spoletta)
track: Puccini: Tosca, Act 2: "Meno male!" (Scarpia, Spoletta, Coro, Cavaradossi, Tosca)
track: Puccini: Tosca, Act 2: "Dov'è dunque Angelotti?" (Scarpia, Cavaradossi, Spoletta, Tosca)
track: Puccini: Tosca, Act 2: "Ed or fra noi parliam da buoni amici" - "Sciarrone, che dice il Cavalier?" (Scarpia, Tosca, Sciarrone, Cavaradossi)
track: Puccini: Tosca, Act 2: "Orsù, Tosca, parlate" (Scarpia, Tosca, Cavaradossi)
track: Puccini: Tosca, Act 2: "Nel pozzo... nel giardino" (Scarpia, Sciarrone, Tosca, Cavaradossi)
track: Puccini: Tosca, Act 2: "Se la giurata fede debbo tradir" (Scarpia, Tosca)
track: Puccini: Tosca, Act 2: "Vissi d'arte" (Tosca)
track: Puccini: Tosca, Act 2: "Vedi, le man giunte io stendo a te!" (Tosca, Scarpia, Spoletta)
track: Puccini: Tosca, Act 2: "E qual via scegliete?" (Scarpia, Tosca)
track: Puccini: Tosca, Act 3: "Io de' sospiri" (Voce del pastore)
track: Puccini: Tosca, Act 3: "Mario Cavaradossi? A voi" (Carceriere, Cavaradossi)
track: Puccini: Tosca, Act 3: "E lucevan le stelle" (Cavaradossi)
track: Puccini: Tosca, Act 3: "Ah! Franchigia a Floria Tosca" (Cavaradossi, Tosca)
track: Puccini: Tosca, Act 3: "O dolci mani mansuete e pure" (Cavaradossi, Tosca)
track: Puccini: Tosca, Act 3: "E non giungono" (Tosca, Cavaradossi, Carceriere)
track: Puccini: Tosca, Act 3: "Com'è lunga l'attesa!" (Tosca)
track: Puccini: Tosca, Act 3: "Presto! Su, Mario! Mario! Su! Presto! Andiam!" (Tosca, Voci, Sciarrone, Spoletta)

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xcacf8cc14b965e74a96826f30724e699414bb63c9431db006495a6d35c82eaec

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 957118

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957118

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1450088

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:20:19Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcacf8cc14b965e74a96826f30724e699414bb63c9431db006495a6d35c82eaec. 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/GBAYC1450088.
date published: 2026-07-08T03:20:19Z

Puccini: Tosca, Act 1: "Gente là dentro!" (Cavaradossi, Angelotti, Tosca)
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 102.291
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: 0.397
additional property: Energy
  type: PropertyValue
  value: 0.16
additional property: Speechiness
  type: PropertyValue
  value: 0.049
additional property: Acousticness
  type: PropertyValue
  value: 0.985
additional property: Instrumentalness
  type: PropertyValue
  value: 0.005
additional property: Liveness
  type: PropertyValue
  value: 0.211
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.383
additional property: Loudness (dB)
  type: PropertyValue
  value: -18.716
additional property: Key Name
  type: PropertyValue
  value: C
additional property: Mode Name
  type: PropertyValue
  value: Major

Puccini: Tosca, Act 1: "Mario! Mario! Mario!" (Tosca, Cavaradossi)
type: MusicRecording
duration: PT6M57S
duration ms: 417866
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Giuseppe Di Stefano
by artist: Victor de Sabata
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450089
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T14:05:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x88d2887ca6469034113db80bb7b5feb5db7e983b17ef5ec592e75b2636699f99
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/GBAYC1450089
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88d2887ca6469034113db80bb7b5feb5db7e983b17ef5ec592e75b2636699f99. 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/GBAYC1450089.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Tosca, Act 1: "Mario! Mario! Mario!" (Tosca, Cavaradossi)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.495
  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: 0.261
  additional property: Energy
    type: PropertyValue
    value: 0.097
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.342
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.147
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.482
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Tosca, Act 1: "Ah, quegli occhi" - "Quale occhio al mondo può star di paro" (Tosca, Cavaradossi)
type: MusicRecording
duration: PT5M9S
duration ms: 309213
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Giuseppe Di Stefano
by artist: Victor de Sabata
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450090
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T14:03:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x69370d9c9fb5fcce097a1a066938b198ffbfe7bf23129ef2c2bc27c0be993f88
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/GBAYC1450090
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69370d9c9fb5fcce097a1a066938b198ffbfe7bf23129ef2c2bc27c0be993f88. 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/GBAYC1450090.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Tosca, Act 1: "Ah, quegli occhi" - "Quale occhio al mondo può star di paro" (Tosca, Cavaradossi)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.135
  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: 0.247
  additional property: Energy
    type: PropertyValue
    value: 0.214
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.123
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.106
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.251
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Tosca, Act 1: "È buona la mia Tosca" (Cavaradossi, Angelotti, Sagrestano, Coro)
type: MusicRecording
duration: PT4M52S
duration ms: 292280
explicit: false
by artist: Giacomo Puccini
by artist: Victor de Sabata
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Franco Calabrese
by artist: Giuseppe Di Stefano
by artist: Melchiorre Luise
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450091
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T11:52:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x36f1fc6736d97da68fcd076104655c83aaf08f4a41f9d611a5e95d3cc82dc613
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960254
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960254
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1450091
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T12:06:10Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x36f1fc6736d97da68fcd076104655c83aaf08f4a41f9d611a5e95d3cc82dc613. Chain 2 (Bitcoin): anchored in block 960254 (2026-07-30T12:06:10Z), 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/GBAYC1450091.
  date published: 2026-07-30T12:06:10Z
audio: Puccini: Tosca, Act 1: "È buona la mia Tosca" (Cavaradossi, Angelotti, Sagrestano, Coro)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 97.602
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.328
  additional property: Energy
    type: PropertyValue
    value: 0.293
  additional property: Speechiness
    type: PropertyValue
    value: 0.075
  additional property: Acousticness
    type: PropertyValue
    value: 0.975
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.059
  additional property: Liveness
    type: PropertyValue
    value: 0.508
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.324
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.411
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Tosca, Act 1: "Un tal baccano in chiesa!" (Scarpia, Sagrestano, Spoletta)
type: MusicRecording
duration: PT3M28S
duration ms: 208400
explicit: false
by artist: Giacomo Puccini
by artist: Victor de Sabata
by artist: Angelo Mercuriali
by artist: Melchiorre Luise
by artist: Tito Gobbi
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450092
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T05:04:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4db305fbc5f7630e47aed0a7ac29390a2181e41343facb47ab1286669d2629c6
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/GBAYC1450092
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4db305fbc5f7630e47aed0a7ac29390a2181e41343facb47ab1286669d2629c6. 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/GBAYC1450092.
  date published: 2026-07-08T03:22:41Z
audio: Puccini: Tosca, Act 1: "Un tal baccano in chiesa!" (Scarpia, Sagrestano, Spoletta)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.549
  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: 0.472
  additional property: Energy
    type: PropertyValue
    value: 0.202
  additional property: Speechiness
    type: PropertyValue
    value: 0.111
  additional property: Acousticness
    type: PropertyValue
    value: 0.982
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.003
  additional property: Liveness
    type: PropertyValue
    value: 0.311
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.248
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.702
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Tosca, Act 1: "Tutto è chiaro" - "Tosca? Che non mi veda" - "Mario! Mario!" (Scarpia, Tosca, Sagrestano)
type: MusicRecording
duration: PT3M3S
duration ms: 183866
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Melchiorre Luise
by artist: Tito Gobbi
by artist: Victor de Sabata
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450093
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T22:40:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x54315e1dfe57bcb1c999ad7337425c2e4fab237c1a7f336651b3b0ed6893d45d
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/GBAYC1450093
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54315e1dfe57bcb1c999ad7337425c2e4fab237c1a7f336651b3b0ed6893d45d. 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/GBAYC1450093.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Tosca, Act 1: "Tutto è chiaro" - "Tosca? Che non mi veda" - "Mario! Mario!" (Scarpia, Tosca, Sagrestano)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.981
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.408
  additional property: Energy
    type: PropertyValue
    value: 0.215
  additional property: Speechiness
    type: PropertyValue
    value: 0.072
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.255
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.257
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.205
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Tosca, Act 1: "Ed io venivo a lui tutta dogliosa" (Tosca, Scarpia)
type: MusicRecording
duration: PT3M45S
duration ms: 225400
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Tito Gobbi
by artist: Victor de Sabata
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450094
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T20:58:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf6cfe80425eb8cf0da6b8d19f794be856e4ae98e254c3e5dc72a6be2361a4886
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/GBAYC1450094
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6cfe80425eb8cf0da6b8d19f794be856e4ae98e254c3e5dc72a6be2361a4886. 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/GBAYC1450094.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Tosca, Act 1: "Ed io venivo a lui tutta dogliosa" (Tosca, Scarpia)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111
  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: 0.277
  additional property: Energy
    type: PropertyValue
    value: 0.196
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.967
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.019
  additional property: Liveness
    type: PropertyValue
    value: 0.092
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.071
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.292
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Tosca, Act 1: "Tre sbirri, una carrozza" (Scarpia, Spoletta, Coro)
type: MusicRecording
duration: PT4M35S
duration ms: 275373
explicit: false
by artist: Giacomo Puccini
by artist: Victor de Sabata
by artist: Angelo Mercuriali
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Tito Gobbi
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450095
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T08:56:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x98034bab4fdf28fa1513d66ec8a94988156a4d6488a990a7d4eeed8b41673962
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/GBAYC1450095
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x98034bab4fdf28fa1513d66ec8a94988156a4d6488a990a7d4eeed8b41673962. 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/GBAYC1450095.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Tosca, Act 1: "Tre sbirri, una carrozza" (Scarpia, Spoletta, Coro)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 95.072
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.222
  additional property: Energy
    type: PropertyValue
    value: 0.41
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.909
  additional property: Liveness
    type: PropertyValue
    value: 0.078
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.181
  additional property: Loudness (dB)
    type: PropertyValue
    value: -13.586
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Tosca, Act 2: "Tosca è un buon falco!" (Scarpia, Sciarrone)
type: MusicRecording
duration: PT3M6S
duration ms: 186773
explicit: false
by artist: Giacomo Puccini
by artist: Victor de Sabata
by artist: Dario Caselli
by artist: Tito Gobbi
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450096
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T21:08:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x31b2823ecfa87560f185cea24bba71f0759804a31a9df1c91d697855523f37f9
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/GBAYC1450096
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x31b2823ecfa87560f185cea24bba71f0759804a31a9df1c91d697855523f37f9. 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/GBAYC1450096.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Tosca, Act 2: "Tosca è un buon falco!" (Scarpia, Sciarrone)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 112.454
  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: 0.258
  additional property: Energy
    type: PropertyValue
    value: 0.042
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.968
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.091
  additional property: Liveness
    type: PropertyValue
    value: 0.169
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.18
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.346
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Tosca, Act 2: "Ha più forte" (Scarpia, Sciarrone, Spoletta)
type: MusicRecording
duration: PT2M17S
duration ms: 137640
explicit: false
by artist: Giacomo Puccini
by artist: Victor de Sabata
by artist: Angelo Mercuriali
by artist: Dario Caselli
by artist: Tito Gobbi
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450097
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T21:01:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc1545ad29e0064eaa6079663fcaff31b6df33ba5a7e72c20816c35e3ab7675e4
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/GBAYC1450097
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc1545ad29e0064eaa6079663fcaff31b6df33ba5a7e72c20816c35e3ab7675e4. 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/GBAYC1450097.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Tosca, Act 2: "Ha più forte" (Scarpia, Sciarrone, Spoletta)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 131.999
  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: 0.527
  additional property: Energy
    type: PropertyValue
    value: 0.251
  additional property: Speechiness
    type: PropertyValue
    value: 0.085
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.03
  additional property: Liveness
    type: PropertyValue
    value: 0.505
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.464
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.136
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Tosca, Act 2: "Meno male!" (Scarpia, Spoletta, Coro, Cavaradossi, Tosca)
type: MusicRecording
duration: PT3M16S
duration ms: 196000
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Angelo Mercuriali
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Giuseppe Di Stefano
by artist: Orchestra Del Teatro Alla Scala, Milano
by artist: Tito Gobbi
by artist: Victor de Sabata
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450098
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T21:00:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xef1a69d1a0114b6360cd2a9bc625e0821816496ad5961d27c0cd2a9a8c20c284
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/GBAYC1450098
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef1a69d1a0114b6360cd2a9bc625e0821816496ad5961d27c0cd2a9a8c20c284. 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/GBAYC1450098.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Tosca, Act 2: "Meno male!" (Scarpia, Spoletta, Coro, Cavaradossi, Tosca)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 82.446
  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: 0.468
  additional property: Energy
    type: PropertyValue
    value: 0.191
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.978
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.043
  additional property: Liveness
    type: PropertyValue
    value: 0.29
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.233
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.591
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Tosca, Act 2: "Dov'è dunque Angelotti?" (Scarpia, Cavaradossi, Spoletta, Tosca)
type: MusicRecording
duration: PT2M0S
duration ms: 120720
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Angelo Mercuriali
by artist: Giuseppe Di Stefano
by artist: Tito Gobbi
by artist: Victor de Sabata
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450099
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T19:26:47+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa4fd4f1b35d359b72fe50e7771b2e71b959b53a88b6c0b1e82f6dbe3023dcb0f
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/GBAYC1450099
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4fd4f1b35d359b72fe50e7771b2e71b959b53a88b6c0b1e82f6dbe3023dcb0f. 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/GBAYC1450099.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Tosca, Act 2: "Dov'è dunque Angelotti?" (Scarpia, Cavaradossi, Spoletta, Tosca)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 118.972
  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: 0.342
  additional property: Energy
    type: PropertyValue
    value: 0.073
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.97
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.066
  additional property: Liveness
    type: PropertyValue
    value: 0.129
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.131
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.011
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Tosca, Act 2: "Ed or fra noi parliam da buoni amici" - "Sciarrone, che dice il Cavalier?" (Scarpia, Tosca, Sciarrone, Cavaradossi)
type: MusicRecording
duration: PT3M59S
duration ms: 239213
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Dario Caselli
by artist: Giuseppe Di Stefano
by artist: Tito Gobbi
by artist: Victor de Sabata
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450100
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T21:01:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1f157ff86033072f03267c42a3375d99bc30cc8942ec753eede9fca8b30678c1
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/GBAYC1450100
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f157ff86033072f03267c42a3375d99bc30cc8942ec753eede9fca8b30678c1. 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/GBAYC1450100.
  date published: 2026-07-08T03:22:41Z
audio: Puccini: Tosca, Act 2: "Ed or fra noi parliam da buoni amici" - "Sciarrone, che dice il Cavalier?" (Scarpia, Tosca, Sciarrone, Cavaradossi)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.138
  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: 0.239
  additional property: Energy
    type: PropertyValue
    value: 0.179
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.961
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.024
  additional property: Liveness
    type: PropertyValue
    value: 0.195
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.115
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.721
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Tosca, Act 2: "Orsù, Tosca, parlate" (Scarpia, Tosca, Cavaradossi)
type: MusicRecording
duration: PT2M55S
duration ms: 175186
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Giuseppe Di Stefano
by artist: Tito Gobbi
by artist: Victor de Sabata
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450101
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T22:37:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3299afe2985ae478aef9b461e90622e30d881df9b7ddc7a4ba0ec1e443994e0f
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/GBAYC1450101
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3299afe2985ae478aef9b461e90622e30d881df9b7ddc7a4ba0ec1e443994e0f. 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/GBAYC1450101.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Tosca, Act 2: "Orsù, Tosca, parlate" (Scarpia, Tosca, Cavaradossi)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 166.424
  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: 0.236
  additional property: Energy
    type: PropertyValue
    value: 0.264
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.954
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.013
  additional property: Liveness
    type: PropertyValue
    value: 0.168
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.193
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.516
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Tosca, Act 2: "Nel pozzo... nel giardino" (Scarpia, Sciarrone, Tosca, Cavaradossi)
type: MusicRecording
duration: PT5M22S
duration ms: 322720
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Dario Caselli
by artist: Giuseppe Di Stefano
by artist: Tito Gobbi
by artist: Victor de Sabata
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450102
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T21:00:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x61d9d242f2a390a138d40642b1f81530fdd4e422cf40221fd53e9afa412f4314
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/GBAYC1450102
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x61d9d242f2a390a138d40642b1f81530fdd4e422cf40221fd53e9afa412f4314. 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/GBAYC1450102.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Tosca, Act 2: "Nel pozzo... nel giardino" (Scarpia, Sciarrone, Tosca, Cavaradossi)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 167.869
  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: 0.232
  additional property: Energy
    type: PropertyValue
    value: 0.235
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.97
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.072
  additional property: Liveness
    type: PropertyValue
    value: 0.256
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.18
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.524
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Tosca, Act 2: "Se la giurata fede debbo tradir" (Scarpia, Tosca)
type: MusicRecording
duration: PT3M36S
duration ms: 216960
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Tito Gobbi
by artist: Victor de Sabata
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450103
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T19:28:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd63820ca67c5b1ef357d6f246f5bfcaef10f8cffdaff188df2002d0e16942d32
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/GBAYC1450103
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd63820ca67c5b1ef357d6f246f5bfcaef10f8cffdaff188df2002d0e16942d32. 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/GBAYC1450103.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Tosca, Act 2: "Se la giurata fede debbo tradir" (Scarpia, Tosca)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 143.152
  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: 0.364
  additional property: Energy
    type: PropertyValue
    value: 0.33
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.303
  additional property: Liveness
    type: PropertyValue
    value: 0.126
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.195
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.391
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Tosca, Act 2: "Vissi d'arte" (Tosca)
type: MusicRecording
duration: PT3M13S
duration ms: 193040
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Victor de Sabata
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450104
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T08:56:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x36551cec3f4595a505f31461213b0f0e212de0b0ab81a4c55613644faf8444cb
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/GBAYC1450104
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x36551cec3f4595a505f31461213b0f0e212de0b0ab81a4c55613644faf8444cb. 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/GBAYC1450104.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Tosca, Act 2: "Vissi d'arte" (Tosca)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 95.996
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.291
  additional property: Energy
    type: PropertyValue
    value: 0.186
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.04
  additional property: Liveness
    type: PropertyValue
    value: 0.105
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.068
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.629
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Tosca, Act 2: "Vedi, le man giunte io stendo a te!" (Tosca, Scarpia, Spoletta)
type: MusicRecording
duration: PT3M40S
duration ms: 220800
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Angelo Mercuriali
by artist: Tito Gobbi
by artist: Victor de Sabata
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450105
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T20:58:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x58e4fd49acd48a2da489ca62f15ffcb1871bed8a41b1330b6dd1bb1d8dff0e99
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/GBAYC1450105
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58e4fd49acd48a2da489ca62f15ffcb1871bed8a41b1330b6dd1bb1d8dff0e99. 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/GBAYC1450105.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Tosca, Act 2: "Vedi, le man giunte io stendo a te!" (Tosca, Scarpia, Spoletta)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.28
  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: 0.378
  additional property: Energy
    type: PropertyValue
    value: 0.152
  additional property: Speechiness
    type: PropertyValue
    value: 0.146
  additional property: Acousticness
    type: PropertyValue
    value: 0.977
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.217
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.088
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.185
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Tosca, Act 2: "E qual via scegliete?" (Scarpia, Tosca)
type: MusicRecording
duration: PT6M32S
duration ms: 392946
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Tito Gobbi
by artist: Victor de Sabata
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450106
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T07:16:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe64ef9739befe6ca0d5a4da8563fde14a2154ba615d3eb0a0160f92aa0966ea1
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/GBAYC1450106
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe64ef9739befe6ca0d5a4da8563fde14a2154ba615d3eb0a0160f92aa0966ea1. 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/GBAYC1450106.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Tosca, Act 2: "E qual via scegliete?" (Scarpia, Tosca)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 93.056
  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: 0.165
  additional property: Energy
    type: PropertyValue
    value: 0.091
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.971
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.425
  additional property: Liveness
    type: PropertyValue
    value: 0.102
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.375
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Tosca, Act 3: "Io de' sospiri" (Voce del pastore)
type: MusicRecording
duration: PT5M38S
duration ms: 338720
explicit: false
by artist: Giacomo Puccini
by artist: Victor de Sabata
by artist: Alvaro Cordova
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450107
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T00:30:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x66f334b7025ee2771473cd936033e29426054d3828889ce929d6e6716a418aeb
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/GBAYC1450107
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66f334b7025ee2771473cd936033e29426054d3828889ce929d6e6716a418aeb. 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/GBAYC1450107.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Tosca, Act 3: "Io de' sospiri" (Voce del pastore)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.271
  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: 0.178
  additional property: Energy
    type: PropertyValue
    value: 0.022
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.951
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.743
  additional property: Liveness
    type: PropertyValue
    value: 0.072
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -34.013
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Tosca, Act 3: "Mario Cavaradossi? A voi" (Carceriere, Cavaradossi)
type: MusicRecording
duration: PT4M3S
duration ms: 243053
explicit: false
by artist: Giacomo Puccini
by artist: Victor de Sabata
by artist: Dario Caselli
by artist: Giuseppe Di Stefano
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450108
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T21:01:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0d02c669c26afcd0aa8a15c42dba89582afa22a12fb97767727787bcc6bd46a7
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/GBAYC1450108
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d02c669c26afcd0aa8a15c42dba89582afa22a12fb97767727787bcc6bd46a7. 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/GBAYC1450108.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Tosca, Act 3: "Mario Cavaradossi? A voi" (Carceriere, Cavaradossi)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.599
  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: 0.185
  additional property: Energy
    type: PropertyValue
    value: 0.088
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.973
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.05
  additional property: Liveness
    type: PropertyValue
    value: 0.113
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.065
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.355
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Tosca, Act 3: "E lucevan le stelle" (Cavaradossi)
type: MusicRecording
duration: PT2M47S
duration ms: 167000
explicit: false
by artist: Giacomo Puccini
by artist: Victor de Sabata
by artist: Giuseppe Di Stefano
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450109
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-09T06:38:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x804aeb8b3d935c3f5793c20c3e1e07aef9bee04cac2cb0fb833a11d9b06bbded
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/GBAYC1450109
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x804aeb8b3d935c3f5793c20c3e1e07aef9bee04cac2cb0fb833a11d9b06bbded. 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/GBAYC1450109.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Tosca, Act 3: "E lucevan le stelle" (Cavaradossi)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.803
  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: 0.166
  additional property: Energy
    type: PropertyValue
    value: 0.078
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.02
  additional property: Liveness
    type: PropertyValue
    value: 0.083
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.051
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.086
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Tosca, Act 3: "Ah! Franchigia a Floria Tosca" (Cavaradossi, Tosca)
type: MusicRecording
duration: PT2M33S
duration ms: 153386
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Giuseppe Di Stefano
by artist: Victor de Sabata
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450110
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T21:01:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xefb27d93e001714bc63cf992e8451be78723ee54fef809a4a4f9d3afd3e5b955
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/GBAYC1450110
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xefb27d93e001714bc63cf992e8451be78723ee54fef809a4a4f9d3afd3e5b955. 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/GBAYC1450110.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Tosca, Act 3: "Ah! Franchigia a Floria Tosca" (Cavaradossi, Tosca)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 140.53
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.329
  additional property: Energy
    type: PropertyValue
    value: 0.217
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.976
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.007
  additional property: Liveness
    type: PropertyValue
    value: 0.125
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.216
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.452
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Tosca, Act 3: "O dolci mani mansuete e pure" (Cavaradossi, Tosca)
type: MusicRecording
duration: PT4M52S
duration ms: 292560
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Giuseppe Di Stefano
by artist: Victor de Sabata
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450111
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T22:35:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3ca8256a87ba1d81ffb18854b6e780556de1b603010b0524093b2a93bdc88aff
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: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1450111
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T00:26:26Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ca8256a87ba1d81ffb18854b6e780556de1b603010b0524093b2a93bdc88aff. 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/GBAYC1450111.
  date published: 2026-07-31T00:26:26Z
audio: Puccini: Tosca, Act 3: "O dolci mani mansuete e pure" (Cavaradossi, Tosca)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 170.098
  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: 0.256
  additional property: Energy
    type: PropertyValue
    value: 0.116
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.101
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.116
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.134
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Tosca, Act 3: "E non giungono" (Tosca, Cavaradossi, Carceriere)
type: MusicRecording
duration: PT2M25S
duration ms: 145840
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Dario Caselli
by artist: Giuseppe Di Stefano
by artist: Victor de Sabata
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450112
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T10:01:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcba8b6cecbf6f49885ea7f704ec09d67d57faeafc1b1e120c642f4bf120bc74c
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/GBAYC1450112
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcba8b6cecbf6f49885ea7f704ec09d67d57faeafc1b1e120c642f4bf120bc74c. 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/GBAYC1450112.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Tosca, Act 3: "E non giungono" (Tosca, Cavaradossi, Carceriere)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 123.537
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.429
  additional property: Energy
    type: PropertyValue
    value: 0.079
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.11
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.148
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.784
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Tosca, Act 3: "Com'è lunga l'attesa!" (Tosca)
type: MusicRecording
duration: PT2M15S
duration ms: 135000
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Victor de Sabata
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450113
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T21:06:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xecdbbfaabe8ce3406212d360c1568c1192f842525eb1659717f7808688625423
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/GBAYC1450113
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xecdbbfaabe8ce3406212d360c1568c1192f842525eb1659717f7808688625423. 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/GBAYC1450113.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Tosca, Act 3: "Com'è lunga l'attesa!" (Tosca)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 145.31
  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: 0.267
  additional property: Energy
    type: PropertyValue
    value: 0.169
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.936
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.764
  additional property: Liveness
    type: PropertyValue
    value: 0.093
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.069
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.017
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Tosca, Act 3: "Presto! Su, Mario! Mario! Su! Presto! Andiam!" (Tosca, Voci, Sciarrone, Spoletta)
type: MusicRecording
duration: PT1M18S
duration ms: 78173
explicit: false
by artist: Giacomo Puccini
by artist: Maria Callas
by artist: Angelo Mercuriali
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Dario Caselli
by artist: Victor de Sabata
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Puccini: Tosca (1953 - de Sabata) - Callas Remastered
  type: MusicAlbum
  date published: 1953
isrc code: GBAYC1450114
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T20:58:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2be7f2296e0e79f3f4eda52e9bebee7c5ce3dc84419927ffc6dbed6ef43b9693
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/GBAYC1450114
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2be7f2296e0e79f3f4eda52e9bebee7c5ce3dc84419927ffc6dbed6ef43b9693. 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/GBAYC1450114.
  date published: 2026-07-08T03:20:19Z
audio: Puccini: Tosca, Act 3: "Presto! Su, Mario! Mario! Su! Presto! Andiam!" (Tosca, Voci, Sciarrone, Spoletta)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 129.858
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.448
  additional property: Energy
    type: PropertyValue
    value: 0.532
  additional property: Speechiness
    type: PropertyValue
    value: 0.108
  additional property: Acousticness
    type: PropertyValue
    value: 0.939
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.414
  additional property: Liveness
    type: PropertyValue
    value: 0.099
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.348
  additional property: Loudness (dB)
    type: PropertyValue
    value: -10.269
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Tosca - Callas, di Stefano, Gobbi, de Sabata -- Bonus: Callas Sings Puccini Arias
type: MusicAlbum
date published: 2017-10-13
track: Tosca
  type: MusicRecording
  duration: PT4M56S
  duration ms: 296600
  explicit: false
  by artist: Maria Callas
  by artist: Alvaro Cordova
  by artist: Tito Gobbi
  by artist: Victor de Sabata
  by artist: Angelo Mercuriali
  by artist: Giuseppe Di Stefano
  by artist: Dario Caselli
  by artist: Melchiorre Luise
  by artist: Coro e Orchestra del Teatro alla Scala, Milano
  by artist: Franco Calabrese
  in album: Puccini: Tosca - Callas, di Stefano, Gobbi, de Sabata -- Bonus: Callas Sings Puccini Arias
    type: MusicAlbum
    date published: 2017-10-13
  isrc code: USX761703030
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-30T02:43:22+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc5c15f8e1b6d7cd57141b7919ba6d75fafe56169e0438a7d046a20ae8674e65b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 960203
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960203
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USX761703030
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-30T03:35:13Z
  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 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5c15f8e1b6d7cd57141b7919ba6d75fafe56169e0438a7d046a20ae8674e65b. Chain 2 (Bitcoin): anchored in block 960203 (2026-07-30T03:35:13Z), 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/USX761703030.
    date published: 2026-07-30T03:35:13Z
  audio: Tosca
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 138.077
    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: 0.33
    additional property: Energy
      type: PropertyValue
      value: 0.086
    additional property: Speechiness
      type: PropertyValue
      value: 0.04
    additional property: Acousticness
      type: PropertyValue
      value: 0.986
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.001
    additional property: Liveness
      type: PropertyValue
      value: 0.136
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.149
    additional property: Loudness (dB)
      type: PropertyValue
      value: -20.696
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Major

Paisiello: La molinara (Live)
type: MusicAlbum
date published: 2021-04-23

Puccini - Tosca (Highlights)
type: MusicAlbum
date published: 1987
track: Tosca (1985 - Remaster): Ah, quegli occhi...Qual occhio al mondo (Tosca/Cavaradossi)
  type: MusicRecording
  duration: PT5M9S
  duration ms: 309666
  explicit: false
  by artist: Giacomo Puccini
  by artist: Maria Callas
  by artist: Giuseppe Di Stefano
  by artist: Tito Gobbi
  by artist: Franco Calabrese
  by artist: Angelo Mercuriali
  by artist: Victor de Sabata
  by artist: Dario Caselli
  by artist: Coro e Orchestra del Teatro alla Scala, Milano
  by artist: Orchestra Del Teatro Alla Scala, Milano
  in album: Puccini - Tosca (Highlights)
    type: MusicAlbum
    date published: 1987
  isrc code: GBAYC8500791
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T13:56:43+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2d6355cdfca218909870d0744787ef0f9067fb844e831aaf70ab11d2b876176b
  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/GBAYC8500791
  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 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d6355cdfca218909870d0744787ef0f9067fb844e831aaf70ab11d2b876176b. 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/GBAYC8500791.
    date published: 2026-07-08T03:20:19Z
  audio: Tosca (1985 - Remaster): Ah, quegli occhi...Qual occhio al mondo (Tosca/Cavaradossi)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 93.211
    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: 0.17
    additional property: Energy
      type: PropertyValue
      value: 0.106
    additional property: Speechiness
      type: PropertyValue
      value: 0.044
    additional property: Acousticness
      type: PropertyValue
      value: 0.985
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.002
    additional property: Liveness
      type: PropertyValue
      value: 0.112
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.089
    additional property: Loudness (dB)
      type: PropertyValue
      value: -23.241
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Tosca (1985 - Remaster): Vissi d'arte, vissi d'amore (Tosca)
  type: MusicRecording
  duration: PT3M13S
  duration ms: 193506
  explicit: false
  by artist: Giacomo Puccini
  by artist: Maria Callas
  by artist: Giuseppe Di Stefano
  by artist: Tito Gobbi
  by artist: Franco Calabrese
  by artist: Angelo Mercuriali
  by artist: Victor de Sabata
  by artist: Dario Caselli
  by artist: Coro e Orchestra del Teatro alla Scala, Milano
  by artist: Orchestra Del Teatro Alla Scala, Milano
  in album: Puccini - Tosca (Highlights)
    type: MusicAlbum
    date published: 1987
  isrc code: GBAYC8500794
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T18:59:34+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2465e62c8e4ab959cc14491767f12626755954423ece9a737ebc617295e0d037
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956312
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956312
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8500794
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T05:09:12Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2465e62c8e4ab959cc14491767f12626755954423ece9a737ebc617295e0d037. 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/GBAYC8500794.
    date published: 2026-07-02T05:09:12Z
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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    additional property: Key Name
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track: Tosca (1985 - Remaster): E lucevan le stelle (Cavaradossi)
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  by artist: Giacomo Puccini
  by artist: Maria Callas
  by artist: Giuseppe Di Stefano
  by artist: Tito Gobbi
  by artist: Franco Calabrese
  by artist: Angelo Mercuriali
  by artist: Victor de Sabata
  by artist: Dario Caselli
  by artist: Coro e Orchestra del Teatro alla Scala, Milano
  by artist: Orchestra Del Teatro Alla Scala, Milano
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  additional property: CopyrightID
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  additional property: CopyrightRegisteredAt
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  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Tosca (1985 - Remaster): E lucevan le stelle (Cavaradossi)

Victor de Sabata
type: MusicGroup

Dario Caselli
type: MusicGroup

Coro e Orchestra del Teatro alla Scala, Milano
type: MusicGroup

Orchestra Del Teatro Alla Scala, Milano
type: MusicGroup

Puccini - Tosca (Highlights)
type: MusicAlbum
date published: 1987

CopyrightID
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CopyrightStatus
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CopyrightRegisteredAt
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CopyrightChainExplorerURL
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value: https://explorer.copyrightchains.com/tx/0xb779ea9539510cba75eea60bdbd242ce54698bb0ec23a25aa4e3abb79009454c

OTSHash
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OTSBitcoinBlock
type: PropertyValue
value: 957118

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957118

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8500797

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:20:19Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb779ea9539510cba75eea60bdbd242ce54698bb0ec23a25aa4e3abb79009454c. 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/GBAYC8500797.
date published: 2026-07-08T03:20:19Z

Tosca (1985 - Remaster): E lucevan le stelle (Cavaradossi)
type: AudioObject
additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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additional property: Mode Name
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Rossini: Il Turco in Italia
type: MusicAlbum
date published: 2009-08-11

Bellini: I Puritani
type: MusicAlbum
date published: 2002-01-01

Mozart: Le Nozze di Figaro
type: MusicAlbum
date published: 2000
track: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Cosa stai misurando (Susanna/Figaro)
  type: MusicRecording
  duration: PT0M38S
  duration ms: 38226
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Sesto Bruscantini/Graziella Sciutti/Glyndebourne Festival Orchestra/Vittorio Gui
  by artist: Vittorio Gui
  by artist: Glyndebourne Festival Orchestra
  in album: Mozart: Le Nozze di Figaro
    type: MusicAlbum
    date published: 2000
  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
  isrc code: GBAYC0000648
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-29T19:36:34+00:00
  additional property: CopyrightChainExplorerURL
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  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/GBAYC0000648
  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 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe518d5b5ef97d3d012888f1a3b4a419101a080f020daecbd65d1a5cc03d884b. 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/GBAYC0000648.
    date published: 2026-07-08T03:20:19Z
  audio: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Cosa stai misurando (Susanna/Figaro)
    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
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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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      value: -28.372
    additional property: Key Name
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track: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): No.2 Duet: Se a caso madama (Figaro/Susanna)
  type: MusicRecording
  duration: PT2M34S
  duration ms: 154333
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Sesto Bruscantini/Graziella Sciutti/Glyndebourne Festival Orchestra/Vittorio Gui
  by artist: Vittorio Gui
  by artist: Glyndebourne Festival Orchestra
  in album: Mozart: Le Nozze di Figaro
    type: MusicAlbum
    date published: 2000
  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
  isrc code: GBAYC0000649
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-29T19:36:46+00:00
  additional property: CopyrightChainExplorerURL
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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/GBAYC0000649
  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 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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a2ea7f74c5dfc6b382b5c480e62f2907d24df8d0d44c7029a513290f94eab77. 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/GBAYC0000649.
    date published: 2026-07-08T03:20:19Z
  audio: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): No.2 Duet: Se a caso madama (Figaro/Susanna)
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    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
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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    additional property: Key Name
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    additional property: Mode Name
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track: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Or bene, ascolta e taci (Susanna/Figaro)
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  duration ms: 86133
  explicit: false
  by artist: Wolfgang Amadeus Mozart
  by artist: Sesto Bruscantini/Graziella Sciutti/Glyndebourne Festival Orchestra/Vittorio Gui
  by artist: Vittorio Gui
  by artist: Glyndebourne Festival Orchestra
  in album: Mozart: Le Nozze di Figaro
    type: MusicAlbum
    date published: 2000
  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
  genre: concerto
  isrc code: GBAYC0000650
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Or bene, ascolta e taci (Susanna/Figaro)
track: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Bravo, signor padrone ...No.3. Cavatina: Se vuol ballare, signor contino (Figaro)
track: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Tutto ancor non ho perso (Marcellina/Susanna)
track: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): No.5 Duet: Via resti servita (Marcellina/Susanna)
track: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Va là, vecchia pedante (Susanna/Cherubino)
track: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): No.20 Duet: Sull'aria...Che soave zeffiretto (Susanna/Countess)...Recit: Piegato è il foglio (Susanna/Countess)
track: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Taci, vien gente...Recit: Susanna, il ciel vi salvi (Basilio/Susanna/Count)
track: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): No.7 Terzetto: Cosa sento! (Count/Basilio/Susanna)
track: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Basilio, in traccia tosto di Figaro volate (Count/Susanna/Cherubino/Basilio)
track: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): No.8 Chorus: Giovani lieti, fiori spargete
track: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Cos'è questa commedia (Count/Figaro/Susanna/Chorus)... Chorus: Giovanni lieti, fiori spargete
track: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): No.9 Aria: Non più andrai, farfallone amoroso (Figaro)
track: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): [ACT II] No.10 Cavatina: Porgi amor qualche ristoro (Countess)
track: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Vieni, cara Susanna ( Countess/Susanna/Figaro)
track: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): No.12 Aria: Venite, inginocchiatevi (Susanna)
track: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): No.13 Terzetto: Susanna, or via sortite (Count/Susanna/Countess)

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CopyrightRegisteredAt
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OTSBitcoinBlock
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value: 957118

OTSBitcoinBlockVerifyURL
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value: https://blockstream.info/api/block-height/957118

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0000650

OTSTimestamp
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value: 2026-07-08T03:20:19Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89d7dc4d8b1293e1aa623a53ed207c1ae5a2746aa033d7e24290742247159589. 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/GBAYC0000650.
date published: 2026-07-08T03:20:19Z

Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Or bene, ascolta e taci (Susanna/Figaro)
type: AudioObject
additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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additional property: Mode Name
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Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Bravo, signor padrone ...No.3. Cavatina: Se vuol ballare, signor contino (Figaro)
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duration: PT3M15S
duration ms: 195973
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Sesto Bruscantini/Glyndebourne Festival Orchestra/Vittorio Gui
by artist: Vittorio Gui
by artist: Glyndebourne Festival Orchestra
in album: Mozart: Le Nozze di Figaro
  type: MusicAlbum
  date published: 2000
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC0000651
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
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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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T02:51:48Z
audio: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Bravo, signor padrone ...No.3. Cavatina: Se vuol ballare, signor contino (Figaro)
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  additional property: Liveness
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  additional property: Valence (Positivity)
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Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Tutto ancor non ho perso (Marcellina/Susanna)
type: MusicRecording
duration: PT0M44S
duration ms: 44066
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Graziella Sciutti/Monica Sinclair/Glyndebourne Festival Orchestra/Vittorio Gui
by artist: Vittorio Gui
by artist: Glyndebourne Festival Orchestra
in album: Mozart: Le Nozze di Figaro
  type: MusicAlbum
  date published: 2000
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC0000654
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  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/GBAYC0000654
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd147ef48d3f00b96e11882253684806e9c2e82464eb7aca8f3a414164def023c. 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/GBAYC0000654.
  date published: 2026-07-08T03:22:41Z
audio: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Tutto ancor non ho perso (Marcellina/Susanna)
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Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): No.5 Duet: Via resti servita (Marcellina/Susanna)
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duration: PT2M7S
duration ms: 127200
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Graziella Sciutti/Monica Sinclair/Glyndebourne Festival Orchestra/Vittorio Gui
by artist: Vittorio Gui
by artist: Glyndebourne Festival Orchestra
in album: Mozart: Le Nozze di Figaro
  type: MusicAlbum
  date published: 2000
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC0000655
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0000655
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x788ebbdf9d4174a31687a459c52d49ac857ba05b3179e3c1a163b35c555345fb. 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/GBAYC0000655.
  date published: 2026-07-08T03:20:19Z
audio: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): No.5 Duet: Via resti servita (Marcellina/Susanna)
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  additional property: Energy
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Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Va là, vecchia pedante (Susanna/Cherubino)
type: MusicRecording
duration: PT1M49S
duration ms: 109000
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Graziella Sciutti/Risë Stevens/Glyndebourne Festival Orchestra/Vittorio Gui
by artist: Vittorio Gui
by artist: Glyndebourne Festival Orchestra
in album: Mozart: Le Nozze di Figaro
  type: MusicAlbum
  date published: 2000
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC0000656
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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/960459
additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T20:22:46Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f69f275c88bfb9c869be318d4d2c2169f422d5ef1ebe69bf61919f7172e385b. Chain 2 (Bitcoin): anchored in block 960459 (2026-07-31T20:22:46Z), 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/GBAYC0000656.
  date published: 2026-07-31T20:22:46Z
audio: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Va là, vecchia pedante (Susanna/Cherubino)
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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: Valence (Positivity)
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Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): No.20 Duet: Sull'aria...Che soave zeffiretto (Susanna/Countess)...Recit: Piegato è il foglio (Susanna/Countess)
type: MusicRecording
duration: PT3M12S
duration ms: 192333
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Graziella Sciutti/Sena Jurinac/Glyndebourne Festival Orchestra/Vittorio Gui
by artist: Vittorio Gui
by artist: Glyndebourne Festival Orchestra
in album: Mozart: Le Nozze di Figaro
  type: MusicAlbum
  date published: 2000
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC0000692
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/GBAYC0000692
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xff2a2b940724444cdfc43d4d9200e6631b952e6d686efb52e54c9811fccdb834. 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/GBAYC0000692.
  date published: 2026-07-08T03:20:19Z
audio: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): No.20 Duet: Sull'aria...Che soave zeffiretto (Susanna/Countess)...Recit: Piegato è il foglio (Susanna/Countess)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: 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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Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Taci, vien gente...Recit: Susanna, il ciel vi salvi (Basilio/Susanna/Count)
type: MusicRecording
duration: PT3M3S
duration ms: 183440
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Graziella Sciutti/Franco Calabrese/Hugues Cuénod/Glyndebourne Festival Orchestra/Vittorio Gui
by artist: Vittorio Gui
by artist: Glyndebourne Festival Orchestra
in album: Mozart: Le Nozze di Figaro
  type: MusicAlbum
  date published: 2000
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC0000658
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
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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/GBAYC0000658
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83ec9b2361ce0deecea5a825ee8834e41b13099b4e4f48cb89f42a622d63c575. 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/GBAYC0000658.
  date published: 2026-07-08T03:20:19Z
audio: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Taci, vien gente...Recit: Susanna, il ciel vi salvi (Basilio/Susanna/Count)
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Danceability
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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: Mode Name
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Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): No.7 Terzetto: Cosa sento! (Count/Basilio/Susanna)
type: MusicRecording
duration: PT4M14S
duration ms: 254800
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Graziella Sciutti/Franco Calabrese/Hugues Cuénod/Glyndebourne Festival Orchestra/Vittorio Gui
by artist: Vittorio Gui
by artist: Glyndebourne Festival Orchestra
in album: Mozart: Le Nozze di Figaro
  type: MusicAlbum
  date published: 2000
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC0000659
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf3d330cd78acd4b319e20fe1e64c4a187f00451ae29e911f0817dd8e0c2f6ee2
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960448
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0000659
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T18:48:12Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf3d330cd78acd4b319e20fe1e64c4a187f00451ae29e911f0817dd8e0c2f6ee2. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), 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/GBAYC0000659.
  date published: 2026-07-31T18:48:12Z
audio: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): No.7 Terzetto: Cosa sento! (Count/Basilio/Susanna)
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    type: PropertyValue
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  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: 0.469
  additional property: Energy
    type: PropertyValue
    value: 0.078
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.161
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.394
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.266
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Basilio, in traccia tosto di Figaro volate (Count/Susanna/Cherubino/Basilio)
type: MusicRecording
duration: PT0M55S
duration ms: 55066
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Graziella Sciutti/Risë Stevens/Franco Calabrese/Hugues Cuénod/Glyndebourne Festival Orchestra/Vittorio Gui
by artist: Vittorio Gui
by artist: Glyndebourne Festival Orchestra
in album: Mozart: Le Nozze di Figaro
  type: MusicAlbum
  date published: 2000
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC0000660
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x60ac6b51556a845f0afd2e8e72f295a4905739de386e702d858fce6e28ede789
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960429
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960429
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0000660
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T16:07:24Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60ac6b51556a845f0afd2e8e72f295a4905739de386e702d858fce6e28ede789. Chain 2 (Bitcoin): anchored in block 960429 (2026-07-31T16:07:24Z), 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/GBAYC0000660.
  date published: 2026-07-31T16:07:24Z
audio: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Basilio, in traccia tosto di Figaro volate (Count/Susanna/Cherubino/Basilio)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.651
  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: 0.611
  additional property: Energy
    type: PropertyValue
    value: 0.092
  additional property: Speechiness
    type: PropertyValue
    value: 0.168
  additional property: Acousticness
    type: PropertyValue
    value: 0.964
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.752
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.492
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.807
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): No.8 Chorus: Giovani lieti, fiori spargete
type: MusicRecording
duration: PT1M25S
duration ms: 85626
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Sesto Bruscantini/Graziella Sciutti/Franco Calabrese/Glyndebourne Chorus/Glyndebourne Festival Orchestra/Vittorio Gui
by artist: Vittorio Gui
by artist: Glyndebourne Festival Orchestra
in album: Mozart: Le Nozze di Figaro
  type: MusicAlbum
  date published: 2000
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC0000661
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbfee2e6b1bb2d3bdd35c0d4a948496d656b6879ed68bf5bb296019c07b04c4d5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960397
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960397
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0000661
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T12:24:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbfee2e6b1bb2d3bdd35c0d4a948496d656b6879ed68bf5bb296019c07b04c4d5. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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/GBAYC0000661.
  date published: 2026-07-31T12:24:41Z
audio: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): No.8 Chorus: Giovani lieti, fiori spargete
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 165.072
  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: 0.199
  additional property: Energy
    type: PropertyValue
    value: 0.087
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.993
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.376
  additional property: Liveness
    type: PropertyValue
    value: 0.116
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.116
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.242
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Cos'è questa commedia (Count/Figaro/Susanna/Chorus)... Chorus: Giovanni lieti, fiori spargete
type: MusicRecording
duration: PT2M24S
duration ms: 144306
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Sesto Bruscantini/Graziella Sciutti/Franco Calabrese/Glyndebourne Chorus/Glyndebourne Festival Orchestra/Vittorio Gui
by artist: Vittorio Gui
by artist: Glyndebourne Festival Orchestra
in album: Mozart: Le Nozze di Figaro
  type: MusicAlbum
  date published: 2000
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC0000662
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T02:47:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x50a82e9e342e4b900086b7eba3d2f14b33947e667ea05721af21dc1f8dc9fde4
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/GBAYC0000662
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x50a82e9e342e4b900086b7eba3d2f14b33947e667ea05721af21dc1f8dc9fde4. 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/GBAYC0000662.
  date published: 2026-07-08T03:20:19Z
audio: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Cos'è questa commedia (Count/Figaro/Susanna/Chorus)... Chorus: Giovanni lieti, fiori spargete
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 169.591
  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: 0.377
  additional property: Energy
    type: PropertyValue
    value: 0.059
  additional property: Speechiness
    type: PropertyValue
    value: 0.066
  additional property: Acousticness
    type: PropertyValue
    value: 0.983
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.272
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.249
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.245
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): No.9 Aria: Non più andrai, farfallone amoroso (Figaro)
type: MusicRecording
duration: PT3M51S
duration ms: 231973
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Sesto Bruscantini/Glyndebourne Festival Orchestra/Vittorio Gui
by artist: Vittorio Gui
by artist: Glyndebourne Festival Orchestra
in album: Mozart: Le Nozze di Figaro
  type: MusicAlbum
  date published: 2000
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC0000664
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9cb72e9f8d79d31aa3083787810f4c766253353f48a2bc1fcfbdfb65021117f1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960339
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960339
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0000664
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T03:13:37Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9cb72e9f8d79d31aa3083787810f4c766253353f48a2bc1fcfbdfb65021117f1. Chain 2 (Bitcoin): anchored in block 960339 (2026-07-31T03:13:37Z), 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/GBAYC0000664.
  date published: 2026-07-31T03:13:37Z
audio: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): No.9 Aria: Non più andrai, farfallone amoroso (Figaro)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 134.283
  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: 0.589
  additional property: Energy
    type: PropertyValue
    value: 0.121
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.007
  additional property: Liveness
    type: PropertyValue
    value: 0.181
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.447
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.734
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): [ACT II] No.10 Cavatina: Porgi amor qualche ristoro (Countess)
type: MusicRecording
duration: PT4M17S
duration ms: 257133
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Sena Jurinac/Glyndebourne Festival Orchestra/Vittorio Gui
by artist: Vittorio Gui
by artist: Glyndebourne Festival Orchestra
in album: Mozart: Le Nozze di Figaro
  type: MusicAlbum
  date published: 2000
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC0000665
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc3deb246cb7b19d256bd15a4040128436081c976fc6c9a71a852ba585286cafb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960273
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960273
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0000665
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T15:42:38Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc3deb246cb7b19d256bd15a4040128436081c976fc6c9a71a852ba585286cafb. Chain 2 (Bitcoin): anchored in block 960273 (2026-07-30T15:42:38Z), 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/GBAYC0000665.
  date published: 2026-07-30T15:42:38Z
audio: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): [ACT II] No.10 Cavatina: Porgi amor qualche ristoro (Countess)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.635
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.174
  additional property: Energy
    type: PropertyValue
    value: 0.041
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.013
  additional property: Liveness
    type: PropertyValue
    value: 0.1
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.092
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Vieni, cara Susanna ( Countess/Susanna/Figaro)
type: MusicRecording
duration: PT3M2S
duration ms: 182626
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Sesto Bruscantini/Graziella Sciutti/Sena Jurinac/Glyndebourne Festival Orchestra/Vittorio Gui
by artist: Vittorio Gui
by artist: Glyndebourne Festival Orchestra
in album: Mozart: Le Nozze di Figaro
  type: MusicAlbum
  date published: 2000
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC0000666
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-04T06:45:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdf389eb62d381f1c5f4774b0930ce1bdc65b6bc927607e44917806105256043b
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/GBAYC0000666
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 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf389eb62d381f1c5f4774b0930ce1bdc65b6bc927607e44917806105256043b. 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/GBAYC0000666.
  date published: 2026-07-08T03:20:19Z
audio: Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): Recit: Vieni, cara Susanna ( Countess/Susanna/Figaro)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 101.456
  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: 0.619
  additional property: Energy
    type: PropertyValue
    value: 0.105
  additional property: Speechiness
    type: PropertyValue
    value: 0.436
  additional property: Acousticness
    type: PropertyValue
    value: 0.958
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.171
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.466
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.626
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
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Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): No.12 Aria: Venite, inginocchiatevi (Susanna)
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by artist: Graziella Sciutti/Glyndebourne Festival Orchestra/Vittorio Gui
by artist: Vittorio Gui
by artist: Glyndebourne Festival Orchestra
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genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Le nozze di Figaro - Comic opera in four acts K492 (2000 Digital Remaster): No.13 Terzetto: Susanna, or via sortite (Count/Susanna/Countess)
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T12:24:41Z
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Lebendige Vergangenheit - Robert Merrill
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:22:41Z
  audio: O vin dissipe la tristesse (Hamlet)
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Il Matrimonio Segreto
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date published: 1956

Fratelli D'Italia 1861-2011 Inni, marce, ballate e poesie per l'unità d'Italia CD1
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T02:51:48Z
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Rossini: Il turco in Italia, Act 1: "Vado in traccia di una Zingara" (Geronio)
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by artist: Franco Calabrese
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Rossini: Il turco in Italia, Act 1: "Vado in traccia di una Zingara" (Geronio)
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Rossini: Il turco in Italia, Act 1: "Chi vuol farsi astrologar?" (Coro, Geronio, Zaida)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Rossini: Il turco in Italia, Act 1: "Ah, mia moglie, san chi sono" (Geronio, Zaida, Coro)
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x91f5087f58ebc0e15e5bcf9b3bf26aac2477bc5240e598f768974800e2a74a51. Chain 2 (Bitcoin): anchored in block 960337 (2026-07-31T02:51:48Z), 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/GBAYC1400624.
  date published: 2026-07-31T02:51:48Z
audio: Rossini: Il turco in Italia, Act 1: "Ah, mia moglie, san chi sono" (Geronio, Zaida, Coro)
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  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.213
  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: 0.553
  additional property: Energy
    type: PropertyValue
    value: 0.264
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.963
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.155
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.754
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.498
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Rossini: Il turco in Italia, Act 1: "Amici... soccorretemi" (Geronio, Narciso, Prosdocimo)
type: MusicRecording
duration: PT0M54S
duration ms: 54146
explicit: false
by artist: Gioacchino Rossini
by artist: Gianandrea Gavazzeni
by artist: Franco Calabrese
by artist: Mariano Stabile
by artist: Nicolai Gedda
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Rossini: Il turco in Italia
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC1400629
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T18:23:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf4852129dde61e8961128c53d3f67e1e242e2b20916087b845eb3524f6624da6
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 960448
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960448
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400629
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T18:48:12Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4852129dde61e8961128c53d3f67e1e242e2b20916087b845eb3524f6624da6. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), 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/GBAYC1400629.
  date published: 2026-07-31T18:48:12Z
audio: Rossini: Il turco in Italia, Act 1: "Amici... soccorretemi" (Geronio, Narciso, Prosdocimo)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.65
  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: 0.705
  additional property: Energy
    type: PropertyValue
    value: 0.137
  additional property: Speechiness
    type: PropertyValue
    value: 0.701
  additional property: Acousticness
    type: PropertyValue
    value: 0.945
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.12
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.829
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.912
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Rossini: Il turco in Italia, Act 1: "Un marito scimunito!" (Geronio, Narciso, Prosdocimo)
type: MusicRecording
duration: PT5M29S
duration ms: 329840
explicit: false
by artist: Gioacchino Rossini
by artist: Gianandrea Gavazzeni
by artist: Franco Calabrese
by artist: Mariano Stabile
by artist: Nicolai Gedda
by artist: Orchestra Del Teatro Alla Scala, Milano
in album: Rossini: Il turco in Italia
  type: MusicAlbum
  date published: 2024-10-29
popularity: 2
isrc code: GBAYC1400630
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T01:45:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6e5d5a553b88410eaf05e6a16d7bf28596aca1dd0ae3cecbec9191ee5a67d112
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: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1400630
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T02:19:15Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6e5d5a553b88410eaf05e6a16d7bf28596aca1dd0ae3cecbec9191ee5a67d112. 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/GBAYC1400630.
  date published: 2026-07-31T02:19:15Z