Franco Capuana
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genre: opera
description: Franco Capuana (29 September 189410 December 1969) was an Italian conductor. Born in Fano in the Province of Pesaro and Urbino, he was the younger brother of mezzo-soprano Maria Capuana. He became as
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followers: 94
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album: Verdi: Otello (Live)
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album: Cilea: Adriana Lecouvreur
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  date published: 1962-01-01
  track: Adriana Lecouvreur / Act 1: "Del sultano Amuratte..." - Io son l'umile ancella
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    by artist: Francesco Cilea
    by artist: Renata Tebaldi
    by artist: Silvio Maionica
    by artist: Franco Ricciardi
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    by artist: Dora Carral
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    by artist: Franco Capuana
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      date published: 1962-01-01
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      date published: 2026-07-31T12:24:41Z
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  track: Adriana Lecouvreur / Act 2: Acerba voluttà, dolve tortura
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    audio: Adriana Lecouvreur / Act 2: Acerba voluttà, dolve tortura
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album: Puccini: La fanciulla del West
album: Il Pirata
album: Verdi: Otello
album: Il mito dell'opera: Franco Corelli (Recorded 1955 - 1958)
album: Il Mito dell'Opera: Flaviano Labò, Vol. 2 (Recorded 1958-1974)
album: Puccini: Turandot
album: The Art of Montserrat Caballé
album: The Decca Sound - Highlights
album: Renata Tebaldi: Arias & Duets
album: Il mito dell'opera: Werther (Sung in Italian) [Live]
album: Cherubini: Elisa
album: Ultimate Opera
album: Grandi Voci – Mario del Monaco canta Puccini e il verismo - Una collana con registrazioni originali Decca e Deutsche Grammophon rimasterizzate con le tecniche più moderne che ne garantiscono
album: Il mito dell'opera: Ferruccio Tagliavini
album: 101 Opera
album: Cetra Verdi Collection: Otello
album: Puccini: The Great Operas
album: Ottorino Respighi - La Campana Sommersa
album: Romantic Puccini
album: Adriana Lecouvreur
album: The Great Renata Tebaldi
album: Cilea: Adriana Lecouvreur (Stereo Version)
album: Giordano: Andrea Chenier (1958)
album: Giordano: Andrea Chenier
album: The 1956 Salzburg Recital (Live)
album: Curci: Violin Concertos
album: Mefistofele
album: Bellini: La Sonnambula
album: Zandonai: Francesca da Rimini (Live)
album: Lucia di Lammermoor
album: Umberto Giordano: Andrea Chenier
album: Nerone
album: Donizetti: Lucia di Lammermoor
album: ZANDONAI: FRANCESCA DA RIMINI
album: Pacini: Saffo
album: Luigi Cherubini: Elisa
album: Giacomo Puccini: Tosca - Antonietta Stella, Pier Miranda Ferraro, Giangiacomo Guelfi; Teatro Comunale dell'Opera di Genova, Franco Capuana (1962) [Live 1962 (Genova, Teatro Comunale dell'Oper
album: Famous Opera Choruses

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Puccini: La fanciulla del West
type: MusicAlbum
date published: 2015-01-01

Il Pirata
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date published: 1998-11-17

Verdi: Otello (Live)
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date published: 2014-12-01

Verdi: Otello
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date published: 2000-01-01

Il mito dell'opera: Franco Corelli (Recorded 1955 - 1958)
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date published: 2014-02-01

Il Mito dell'Opera: Flaviano Labò, Vol. 2 (Recorded 1958-1974)
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date published: 2014-05-01

Puccini: Turandot
type: MusicAlbum
date published: 2014-08-01

The Art of Montserrat Caballé
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date published: 2011-05-01

The Decca Sound - Highlights
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date published: 2011-01-01
track: Symphony No. 3 in A Minor, Op. 56, MWV N 18 "Scottish": 4. Allegro vivacissimo - Allegro maestoso assai
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  genre: early-romantic-era
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track: Piano Concerto No. 3, BB 127, Sz. 119: 1. Allegretto
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  subject of: OpenTimestamps Proof of Existence
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Renata Tebaldi: Arias & Duets
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    date published: 2026-07-08T03:20:19Z
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track: Adriana Lecouvreur / Act 1: "Ecco, respiro appena...Io son' l'umile ancella"
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  by artist: Renata Tebaldi
  by artist: Orchestra dell'Accademia Nazionale di Santa Cecilia
  by artist: Alberto Erede
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    type: MusicAlbum
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-08T03:20:19Z
  audio: Adriana Lecouvreur / Act 1: "Ecco, respiro appena...Io son' l'umile ancella"
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Il mito dell'opera: Werther (Sung in Italian) [Live]
type: MusicAlbum
date published: 2014-08-01

Cherubini: Elisa
type: MusicAlbum
date published: 2015-02-01

Ultimate Opera
type: MusicAlbum
date published: 2007-01-01
track: L'elisir d'amore / Act 2: "Una furtiva lagrima"
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  by artist: Giuseppe Di Stefano
  by artist: Orchestra del Maggio Musicale Fiorentino
  by artist: Francesco Molinari-Pradelli
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  popularity: 2
  genre: opera
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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    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: L'elisir d'amore / Act 2: "Una furtiva lagrima"
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track: Rigoletto / Act 3: "Bella figlia dell'amore"
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  duration: PT5M31S
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  by artist: Giuseppe Verdi
  by artist: Dame Joan Sutherland
  by artist: Huguette Tourangeau
  by artist: Luciano Pavarotti
  by artist: Sherrill Milnes
  by artist: Martti Talvela
  by artist: London Symphony Orchestra
  by artist: Richard Bonynge
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    type: MusicAlbum
    date published: 2007-01-01
  popularity: 12
  genre: classical
  genre: opera
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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    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: 2026-07-02T03:55:08Z
  audio: Rigoletto / Act 3: "Bella figlia dell'amore"
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Grandi Voci – Mario del Monaco canta Puccini e il verismo - Una collana con registrazioni originali Decca e Deutsche Grammophon rimasterizzate con le tecniche più moderne che ne garantiscono
type: MusicAlbum
date published: 2021-04-27
track: Turandot / Act 3: "Nessun dorma!"
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    encoding format: application/vnd.opentimestamps.ots
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    date published: 2026-07-30T12:45:34Z
  audio: Turandot / Act 3: "Nessun dorma!"
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track: La Bohème / Act 1: "Che gelida manina"
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
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    date published: 2026-07-02T03:30:09Z
  audio: La Bohème / Act 1: "Che gelida manina"
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track: Madama Butterfly / Act 2: "Addio fiorito asil"
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  subject of: OpenTimestamps Proof of Existence
  audio: Madama Butterfly / Act 2: "Addio fiorito asil"

OTSHash
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OTSBitcoinBlock
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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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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 0xc9c46a47b2427eceb6f291ef1d2ef7ab2ae4773e0e607408c9dc9173c7b34681. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF075610590.
date published: 2026-07-02T03:55:08Z

Madama Butterfly / Act 2: "Addio fiorito asil"
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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
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additional property: Danceability
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additional property: Acousticness
  type: PropertyValue
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additional property: Instrumentalness
  type: PropertyValue
  value: 0.236
additional property: Liveness
  type: PropertyValue
  value: 0.084
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.139
additional property: Loudness (dB)
  type: PropertyValue
  value: -13.265
additional property: Key Name
  type: PropertyValue
  value: C#
additional property: Mode Name
  type: PropertyValue
  value: Major

Il mito dell'opera: Ferruccio Tagliavini
type: MusicAlbum
date published: 2014-05-01

101 Opera
type: MusicAlbum
date published: 2011-01-01
track: Les pêcheurs de perles, WD 13 / Act 1: "Je crois entendre encore"
  type: MusicRecording
  duration: PT3M34S
  duration ms: 214933
  explicit: false
  by artist: Georges Bizet
  by artist: Leopold Simoneau
  by artist: Orchestre Lamoureux
  by artist: Jean Fournet
  in album: 101 Opera
    type: MusicAlbum
    date published: 2011-01-01
  popularity: 12
  genre: classical
  genre: opera
  isrc code: NLA505300090
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-26T19:07:00+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x8cfa3513b2cdb4bf5eb2703c8bfac416e462db960294cc7a88e8478d71a49c9a
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956304
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956304
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA505300090
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:55:08Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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 0x8cfa3513b2cdb4bf5eb2703c8bfac416e462db960294cc7a88e8478d71a49c9a. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA505300090.
    date published: 2026-07-02T03:55:08Z
  audio: Les pêcheurs de perles, WD 13 / Act 1: "Je crois entendre encore"
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 114.96
    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: 0.14
    additional property: Energy
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    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
      type: PropertyValue
      value: 0.963
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.001
    additional property: Liveness
      type: PropertyValue
      value: 0.102
    additional property: Valence (Positivity)
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      value: 0.132
    additional property: Loudness (dB)
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      value: -20.157
    additional property: Key Name
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Cetra Verdi Collection: Otello
type: MusicAlbum
date published: 1955

Puccini: The Great Operas
type: MusicAlbum
date published: 2008-01-01
track: La Bohème / Act 1: "Che gelida manina"
  type: MusicRecording
  duration: PT4M51S
  duration ms: 291373
  explicit: false
  by artist: Giacomo Puccini
  by artist: Carlo Bergonzi
  by artist: Orchestra dell'Accademia Nazionale di Santa Cecilia
  by artist: Tullio Serafin
  in album: Puccini: The Great Operas
    type: MusicAlbum
    date published: 2008-01-01
  isrc code: GBF075940108
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-06T07:41:31+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4be4afbb12444f5d3bd1d3b83487a685361beb5af11619897382560b9e920ad5
  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/GBF075940108
  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 0x4be4afbb12444f5d3bd1d3b83487a685361beb5af11619897382560b9e920ad5. 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/GBF075940108.
    date published: 2026-07-08T03:20:19Z
  audio: La Bohème / Act 1: "Che gelida manina"
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 94.966
    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: 0.214
    additional property: Energy
      type: PropertyValue
      value: 0.133
    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: 0.15
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.056
    additional property: Loudness (dB)
      type: PropertyValue
      value: -24.089
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: La Bohème / Act 2: "Quando m'en vo'" (Musetta's Waltz)
  type: MusicRecording
  duration: PT5M6S
  duration ms: 306293
  explicit: false
  by artist: Giacomo Puccini
  by artist: Gianna D'Angelo
  by artist: Ettore Bastianini
  by artist: Fernando Corena
  by artist: Renata Tebaldi
  by artist: Carlo Bergonzi
  by artist: Renato Cesari
  by artist: Cesare Siepi
  by artist: Orchestra dell'Accademia Nazionale di Santa Cecilia
  by artist: Tullio Serafin
  in album: Puccini: The Great Operas
    type: MusicAlbum
    date published: 2008-01-01
  isrc code: GBF075940115
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-17T21:57:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xa7df4bd00f69765f3f7a8c17fae058e48e5ba6d219c968e320f2135df1f67437
  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/GBF075940115
  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 0xa7df4bd00f69765f3f7a8c17fae058e48e5ba6d219c968e320f2135df1f67437. 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/GBF075940115.
    date published: 2026-07-07T18:39:05Z
  audio: La Bohème / Act 2: "Quando m'en vo'" (Musetta's Waltz)
    type: AudioObject
    additional property: Tempo (BPM)
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      value: 103.064
    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: 0.193
    additional property: Energy
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    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
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    additional property: Instrumentalness
      type: PropertyValue
      value: 0.023
    additional property: Liveness
      type: PropertyValue
      value: 0.468
    additional property: Valence (Positivity)
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      value: 0.107
    additional property: Loudness (dB)
      type: PropertyValue
      value: -19.696
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
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      value: Major

Ottorino Respighi - La Campana Sommersa
type: MusicAlbum
date published: 1956

Romantic Puccini
type: MusicAlbum
date published: 2022-02-19
track: Tosca / Act 1: "Tre sbirri... Una carozza... Presto" - Te Deum
  type: MusicRecording
  duration: PT4M45S
  duration ms: 285506
  explicit: false
  by artist: Giacomo Puccini
  by artist: Sherrill Milnes
  by artist: Michel Sénéchal
  by artist: Wandsworth School Boys Choir
  by artist: The London Opera Chorus
  by artist: National Philharmonic Orchestra
  by artist: Nicola Rescigno
  in album: Romantic Puccini
    type: MusicAlbum
    date published: 2022-02-19
  isrc code: GBF077841705
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-17T21:56:15+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x468f48ea8cd70a09775df8a5876e62760a4f3b843414cbc3cb29269b46f9147e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956302
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956302
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077841705
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T03:30:09Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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 0x468f48ea8cd70a09775df8a5876e62760a4f3b843414cbc3cb29269b46f9147e. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077841705.
    date published: 2026-07-02T03:30:09Z
  audio: Tosca / Act 1: "Tre sbirri... Una carozza... Presto" - Te Deum
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 107.667
    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: 0.153
    additional property: Energy
      type: PropertyValue
      value: 0.309
    additional property: Speechiness
      type: PropertyValue
      value: 0.048
    additional property: Acousticness
      type: PropertyValue
      value: 0.952
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.454
    additional property: Liveness
      type: PropertyValue
      value: 0.086
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.122
    additional property: Loudness (dB)
      type: PropertyValue
      value: -18.221
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
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track: Minuetto I
  type: MusicRecording
  duration: PT4M5S
  duration ms: 245133
  explicit: false
  by artist: Giacomo Puccini
  by artist: Radio-Symphonie-Orchester Berlin
  by artist: Riccardo Chailly
  in album: Romantic Puccini
    type: MusicAlbum
    date published: 2022-02-19
  isrc code: GBF078200210
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-29T16:03:36+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0243c564e0aa3520c36d4f56a1e9fbb4e96f7b8c02a9d029f7afddccb5ddedde
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 960138
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960138
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078200210
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-29T19:35:34Z
  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 0x0243c564e0aa3520c36d4f56a1e9fbb4e96f7b8c02a9d029f7afddccb5ddedde. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078200210.
    date published: 2026-07-29T19:35:34Z
  audio: Minuetto I
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 95
    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: 0.082
    additional property: Energy
      type: PropertyValue
      value: 0.039
    additional property: Speechiness
      type: PropertyValue
      value: 0.049
    additional property: Acousticness
      type: PropertyValue
      value: 0.811
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.753
    additional property: Liveness
      type: PropertyValue
      value: 0.139
    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
      type: PropertyValue
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    additional property: Key Name
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    additional property: Mode Name
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Adriana Lecouvreur
type: MusicAlbum
date published: 2000-01-01

The Great Renata Tebaldi
type: MusicAlbum
date published: 2001-12-03
track: Gianni Schicchi: "Oh! mio babbino caro"
  type: MusicRecording
  duration: PT2M15S
  duration ms: 135306
  explicit: false
  by artist: Giacomo Puccini
  by artist: Renata Tebaldi
  by artist: Orchestra del Maggio Musicale Fiorentino
  by artist: Lamberto Gardelli
  in album: The Great Renata Tebaldi
    type: MusicAlbum
    date published: 2001-12-03
  isrc code: GBF076240708
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-24T12:00:46+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x407a58639f0ab38ec2f21b6fd83f6478a30fd98dbc5b859ff3f958350266eb5e
  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/GBF076240708
  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 0x407a58639f0ab38ec2f21b6fd83f6478a30fd98dbc5b859ff3f958350266eb5e. 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/GBF076240708.
    date published: 2026-07-08T03:20:19Z
  audio: Gianni Schicchi: "Oh! mio babbino caro"
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 127.61
    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: 0.28
    additional property: Energy
      type: PropertyValue
      value: 0.122
    additional property: Speechiness
      type: PropertyValue
      value: 0.043
    additional property: Acousticness
      type: PropertyValue
      value: 0.978
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.001
    additional property: Liveness
      type: PropertyValue
      value: 0.387
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.037
    additional property: Loudness (dB)
      type: PropertyValue
      value: -24.535
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Tosca / Act 2: "Vissi d'arte, vissi d'amore"
  type: MusicRecording
  duration: PT3M17S
  duration ms: 197533
  explicit: false
  by artist: Giacomo Puccini
  by artist: Renata Tebaldi
  by artist: Orchestra dell'Accademia Nazionale di Santa Cecilia
  by artist: Francesco Molinari-Pradelli
  in album: The Great Renata Tebaldi
    type: MusicAlbum
    date published: 2001-12-03
  isrc code: GBF075910260
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T14:15:08+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2dfad49e49c6a512dd27a0158420b99fe26724577c3c353cb105448fdf0b39c8
  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/GBF075910260
  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 0x2dfad49e49c6a512dd27a0158420b99fe26724577c3c353cb105448fdf0b39c8. 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/GBF075910260.
    date published: 2026-07-08T03:20:19Z
  audio: Tosca / Act 2: "Vissi d'arte, vissi d'amore"
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    additional property: Tempo (BPM)
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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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track: Il Trovatore / Act 1: "Tacea la notte!"
  type: MusicRecording
  duration: PT3M57S
  duration ms: 237746
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  by artist: Giuseppe Verdi
  by artist: Renata Tebaldi
  by artist: Orchestre de la Suisse Romande
  by artist: Alberto Erede
  in album: The Great Renata Tebaldi
    type: MusicAlbum
    date published: 2001-12-03
  genre: classical
  genre: opera
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  additional property: CopyrightID
  additional property: CopyrightStatus
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  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0xd9e1c2bfd6c5ff63b0bdf61ee77a176f6d2139a19c0c08e6fe334dfdbf738832
  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: Il Trovatore / Act 1: "Tacea la notte!"
track: La Wally / Act 1: "Ebben? Ne andrò lontana"
track: La Wally / Act 3: Prendi, fanciul, e serbala!
track: La forza del destino - Act 1: Me pellegrina ed orfana
track: La Gioconda, Op. 9, Act IV: Suicidio!
track: Adriana Lecouvreur - original version - Act 4: Fiori offerti in un'ora d'oblio...Poveri fiori
track: Il Tabarro, Opera lirica in un atto - original version: Michele! Michele!...Avevo ben ragione...Si, vicina
track: La Bohème - Act 1: Sì. Mi chiamano Mimì...O soave fanciulla
track: Die lustige Witwe, Act II: Vilja-Lied

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 960403

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/960403

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF074910062

OTSTimestamp
type: PropertyValue
value: 2026-07-31T13:04:34Z

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 0xd9e1c2bfd6c5ff63b0bdf61ee77a176f6d2139a19c0c08e6fe334dfdbf738832. Chain 2 (Bitcoin): anchored in block 960403 (2026-07-31T13:04:34Z), 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/GBF074910062.
date published: 2026-07-31T13:04:34Z

Il Trovatore / Act 1: "Tacea la notte!"
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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La Wally / Act 1: "Ebben? Ne andrò lontana"
type: MusicRecording
duration: PT4M59S
duration ms: 299880
explicit: false
by artist: Alfredo Catalani
by artist: Renata Tebaldi
by artist: Monte-Carlo Philharmonic Orchestra
by artist: Fausto Cleva
in album: The Great Renata Tebaldi
  type: MusicAlbum
  date published: 2001-12-03
genre: opera
isrc code: GBF076840709
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 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/GBF076840709
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 0x43b4a43ab99f46b4078ad1a3ca7fca89715117aa754a5103ed94e9fc48d77f16. 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/GBF076840709.
  date published: 2026-07-08T03:20:19Z
audio: La Wally / Act 1: "Ebben? Ne andrò lontana"
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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La Wally / Act 3: Prendi, fanciul, e serbala!
type: MusicRecording
duration: PT4M15S
duration ms: 255720
explicit: false
by artist: Alfredo Catalani
by artist: Renata Tebaldi
by artist: Lydia Marimpietri
by artist: Monte-Carlo Philharmonic Orchestra
by artist: Fausto Cleva
in album: The Great Renata Tebaldi
  type: MusicAlbum
  date published: 2001-12-03
genre: opera
isrc code: GBF076840727
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T10:11:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xde7f988c0979129b2b65583ebe1d03b0d1d94d4fe152cf58c2d9329e85ba2066
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/GBF076840727
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 0xde7f988c0979129b2b65583ebe1d03b0d1d94d4fe152cf58c2d9329e85ba2066. 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/GBF076840727.
  date published: 2026-07-08T03:20:19Z
audio: La Wally / Act 3: Prendi, fanciul, e serbala!
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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La forza del destino - Act 1: Me pellegrina ed orfana
type: MusicRecording
duration: PT3M38S
duration ms: 218466
explicit: false
by artist: Giuseppe Verdi
by artist: Renata Tebaldi
by artist: Orchestra dell'Accademia Nazionale di Santa Cecilia
by artist: Francesco Molinari-Pradelli
in album: The Great Renata Tebaldi
  type: MusicAlbum
  date published: 2001-12-03
genre: classical
genre: opera
isrc code: GBBBA5550590
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T17:45:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb78835ec31afdae4e596be28a5214eabd001c1137bf905ae43e38fce457aba03
additional property: OTSHash
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/GBBBA5550590
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 0xb78835ec31afdae4e596be28a5214eabd001c1137bf905ae43e38fce457aba03. 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/GBBBA5550590.
  date published: 2026-07-08T03:20:19Z
audio: La forza del destino - Act 1: Me pellegrina ed orfana
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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La Gioconda, Op. 9, Act IV: Suicidio!
type: MusicRecording
duration: PT4M28S
duration ms: 268200
explicit: false
by artist: Amilcare Ponchielli
by artist: Renata Tebaldi
by artist: Orchestra dell'Accademia Nazionale di Santa Cecilia
by artist: Lamberto Gardelli
in album: The Great Renata Tebaldi
  type: MusicAlbum
  date published: 2001-12-03
isrc code: GBF076741028
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076741028
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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc0ef5986f315ef69afb6527b6b7bf9bb293ea73c8fd01f9008db7c1aff5bb454. Chain 2 (Bitcoin): anchored in block 960368 (2026-07-31T08:26:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076741028.
  date published: 2026-07-31T08:26:41Z
audio: La Gioconda, Op. 9, Act IV: Suicidio!
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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Adriana Lecouvreur - original version - Act 4: Fiori offerti in un'ora d'oblio...Poveri fiori
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duration: PT11M4S
duration ms: 664693
explicit: false
by artist: Francesco Cilea
by artist: Renata Tebaldi
by artist: Giulio Fioravanti
by artist: Mario del Monaco
by artist: Orchestra dell'Accademia Nazionale di Santa Cecilia
by artist: Franco Capuana
in album: The Great Renata Tebaldi
  type: MusicAlbum
  date published: 2001-12-03
genre: opera
isrc code: GBBBA6150200
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/GBBBA6150200
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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
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  date published: 2026-07-31T00:26:26Z
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Il Tabarro, Opera lirica in un atto - original version: Michele! Michele!...Avevo ben ragione...Si, vicina
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La Bohème - Act 1: Sì. Mi chiamano Mimì...O soave fanciulla
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Die lustige Witwe, Act II: Vilja-Lied
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Cilea: Adriana Lecouvreur (Stereo Version)
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Giordano: Andrea Chenier (1958)
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Giordano: Andrea Chenier
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The 1956 Salzburg Recital (Live)
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Curci: Violin Concertos
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Mefistofele
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Bellini: La Sonnambula
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Zandonai: Francesca da Rimini (Live)
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Lucia di Lammermoor
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Umberto Giordano: Andrea Chenier
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Nerone
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Giacomo Puccini: Tosca - Antonietta Stella, Pier Miranda Ferraro, Giangiacomo Guelfi; Teatro Comunale dell'Opera di Genova, Franco Capuana (1962) [Live 1962 (Genova, Teatro Comunale dell'Oper
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Famous Opera Choruses
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