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album: Verdi: Il trovatore (Recorded 1961) [Live]
  type: MusicAlbum
  date published: 2015-05-01
album: Verdi: Messa da Requiem
  type: MusicAlbum
  date published: 2014-04-16
album: Verdi: Simon Boccanegra
  type: MusicAlbum
  date published: 2014-03-25
album: Verdi: Un ballo in maschera
  type: MusicAlbum
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album: Verdi: Stiffelio
  type: MusicAlbum
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album: Verdi: Attila
  type: MusicAlbum
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album: Brigitte Klassik zum Genießen: Vittorio Grigolo
  type: MusicAlbum
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album: The Italian Tenor
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  track: La Favorita, Act IV: Spirto gentil
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  track: Il Corsaro, Act I: Tutto parea sorridere
  track: Un ballo in maschera, Act III: Ma se m'e forza perderti
  track: Tosca, Act III: E lucevan le stelle
  track: Il trovatore, Act III: Di quella pira
  track: Luisa Miller, Act II: "Quando le sere al placido"
album: Verdi: Giovanna d'Arco
album: Il mito dell'opera: Flaviano Labò (Recorded 1957-1969)
album: The Essentials: Verdi
album: La donna è mobile - Die schönsten Verdi-Arien
album: Verdi - Gala der Weltstars
album: Das Beste: Verdi
album: Verdi: La forza del destino
album: Verdi: La Traviata
album: Verdi: Il Trovatore
album: Verdi: I vespri Siciliani
album: Verdi: Il corsaro
album: Verdi: I due Foscari
album: Verdi: I Lombardi alla prima crociata
album: Verdi: Ernani
album: Verdi: Nabucco
album: Bellissimo (Italian Opera)
album: Vocal Recital: Maragliano, Luisa - Verdi
album: Maragliano, Luisa: Verdi Arias
track: Un ballo in maschera*: Act I: Ogni cura si doni al diletto (Riccardo, Renato, Oscar, Chorus, Samuel, Tom)

Tosca, Act III: E lucevan le stelle
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Luisa Miller, Act II: "Quando le sere al placido"
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genre: classical
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  date published: 2026-07-30T21:35:24Z
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I due Foscari: Preludio
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audio: I due Foscari: Preludio
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I due Foscari: Act III: Alla gioia, alle corse, alle gare! (Coro, Barbarigo, Loredano)
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  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DESB31326928
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957120
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:22:41+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x39ca3c2f3f46604024f95a6297f2f8b8f4df4f8312b5c5532ee7ed331a65666b. 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/DESB31326928.
  date published: 2026-07-08T03:22:41Z
audio: I due Foscari: Act III: Alla gioia, alle corse, alle gare! (Coro, Barbarigo, Loredano)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 112.643
  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: 0.416
  additional property: Energy
    type: PropertyValue
    value: 0.233
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.965
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.753
  additional property: Liveness
    type: PropertyValue
    value: 0.456
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.51
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.875
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

I due Foscari: Act III: Tace il vento, e queta l'onda (Chorus)
type: MusicRecording
duration: PT2M26S
duration ms: 146081
explicit: false
by artist: Giuseppe Verdi
by artist: Parma Teatro Regio Chorus
by artist: Parma Teatro Regio Orchestra
by artist: Donato Renzetti
in album: Verdi: I due Foscari
  type: MusicAlbum
  date published: 2013-12-03
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7df38cb2ec8c7c762b9b769a9af108429f21c154e7a8ff830f254d722c746a3a. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DESB31326929.
  date published: 2026-07-31T15:20:15Z
audio: I due Foscari: Act III: Tace il vento, e queta l'onda (Chorus)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.759
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.381
  additional property: Energy
    type: PropertyValue
    value: 0.143
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.368
  additional property: Liveness
    type: PropertyValue
    value: 0.711
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.419
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.913
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: DESB31326929
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960418
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T15:20:15+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DESB31326929
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960418
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960418
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T15:20:15+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

I Lombardi alla prima crociata: Act I Scene 2: T'assale un tremito! (Griselda, Viclinda, Arvino, Pagano, Pirro, Chorus)
type: MusicRecording
duration: PT3M17S
duration ms: 197697
explicit: false
by artist: Giuseppe Verdi
by artist: Roberto De Biasio
by artist: Michele Pertusi
by artist: Cristina Giannelli
by artist: Dimitra Theodossiou
by artist: Roberto Tagliavini
by artist: Parma Teatro Regio Chorus
by artist: Parma Teatro Regio Orchestra
by artist: Daniele Callegari
in album: Verdi: I Lombardi alla prima crociata
  type: MusicAlbum
  date published: 2013-12-03
popularity: 0
genre: classical
genre: opera
isrc code: DESB31326704
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T11:59:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6b8d388df6a3fc32be3e9f8c9f6c0c4c3e5b528236989e7e1e911bbeee00c063
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/DESB31326704
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b8d388df6a3fc32be3e9f8c9f6c0c4c3e5b528236989e7e1e911bbeee00c063. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DESB31326704.
  date published: 2026-07-08T03:53:27Z
audio: I Lombardi alla prima crociata: Act I Scene 2: T'assale un tremito! (Griselda, Viclinda, Arvino, Pagano, Pirro, Chorus)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 107.735
  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: 0.298
  additional property: Energy
    type: PropertyValue
    value: 0.213
  additional property: Speechiness
    type: PropertyValue
    value: 0.068
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.307
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.309
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.282
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

I Lombardi alla prima crociata: Act I Scene 1: Oh nobile esempio! (Chorus)
type: MusicRecording
duration: PT5M24S
duration ms: 324048
explicit: false
by artist: Giuseppe Verdi
by artist: Parma Teatro Regio Chorus
by artist: Parma Teatro Regio Orchestra
by artist: Daniele Callegari
in album: Verdi: I Lombardi alla prima crociata
  type: MusicAlbum
  date published: 2013-12-03
popularity: 1
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6d1b6ab171c54361aff0703c1f6158ec106281711dbfc22a1b9f2c5bc8c5065. Chain 2 (Bitcoin): anchored in block 960381 (2026-07-31T09:50:11Z), 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/DESB31326702.
  date published: 2026-07-31T09:50:11Z
audio: I Lombardi alla prima crociata: Act I Scene 1: Oh nobile esempio! (Chorus)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 148.581
  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: 0.315
  additional property: Energy
    type: PropertyValue
    value: 0.163
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.959
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.011
  additional property: Liveness
    type: PropertyValue
    value: 0.085
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.169
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.673
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: DESB31326702
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960381
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T09:50:11+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DESB31326702
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960381
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960381
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T09:50:11+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

I Lombardi alla prima crociata: Act I Scene 4: Vergini! Il ciel per ora (Pagano, Chorus)
type: MusicRecording
duration: PT1M16S
duration ms: 76464
explicit: false
by artist: Giuseppe Verdi
by artist: Michele Pertusi
by artist: Parma Teatro Regio Chorus
by artist: Parma Teatro Regio Orchestra
by artist: Daniele Callegari
in album: Verdi: I Lombardi alla prima crociata
  type: MusicAlbum
  date published: 2013-12-03
popularity: 0
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfae84b56f836fcc8508211d582f76f40561bb42b570104f61aa36084c41b733e. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DESB31326707.
  date published: 2026-07-31T15:20:15Z
audio: I Lombardi alla prima crociata: Act I Scene 4: Vergini! Il ciel per ora (Pagano, Chorus)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.282
  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: 0.319
  additional property: Energy
    type: PropertyValue
    value: 0.031
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.365
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.258
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.955
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: DESB31326707
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960418
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T15:20:15+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DESB31326707
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960418
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960418
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T15:20:15+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

I Lombardi alla prima crociata: Act I Scene 4: Sciagurata! Hai tu creduto (Pagano, Chorus)
type: MusicRecording
duration: PT2M36S
duration ms: 156962
explicit: false
by artist: Giuseppe Verdi
by artist: Michele Pertusi
by artist: Parma Teatro Regio Chorus
by artist: Parma Teatro Regio Orchestra
by artist: Daniele Callegari
in album: Verdi: I Lombardi alla prima crociata
  type: MusicAlbum
  date published: 2013-12-03
popularity: 0
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57a24307f010bbfd7c65332b3d58c9a7722f2a7aa2ae874d8d7d4bcc500e6574. Chain 2 (Bitcoin): anchored in block 960441 (2026-07-31T17:29:52Z), 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/DESB31326708.
  date published: 2026-07-31T17:29:52Z
audio: I Lombardi alla prima crociata: Act I Scene 4: Sciagurata! Hai tu creduto (Pagano, Chorus)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.506
  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: 0.206
  additional property: Energy
    type: PropertyValue
    value: 0.223
  additional property: Speechiness
    type: PropertyValue
    value: 0.181
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.492
  additional property: Liveness
    type: PropertyValue
    value: 0.692
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.602
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.942
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: DESB31326708
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960441
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T17:29:52+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DESB31326708
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960441
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960441
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T17:29:52+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

I Lombardi alla prima crociata: Act I Scene 7: Vieni! Gia posa Arvino (Pirro, Pagano, Viclinda, Arvino, Giselda, Chorus)
type: MusicRecording
duration: PT4M59S
duration ms: 299436
explicit: false
by artist: Giuseppe Verdi
by artist: Roberto De Biasio
by artist: Michele Pertusi
by artist: Cristina Giannelli
by artist: Dimitra Theodossiou
by artist: Roberto Tagliavini
by artist: Parma Teatro Regio Chorus
by artist: Parma Teatro Regio Orchestra
by artist: Daniele Callegari
in album: Verdi: I Lombardi alla prima crociata
  type: MusicAlbum
  date published: 2013-12-03
popularity: 0
genre: classical
genre: opera
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a571a2ffc1c1a1e205247cf80e6262ea9a51ecb3a44fcb9179828210fd61d2d. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DESB31326712.
  date published: 2026-07-31T15:20:15Z
audio: I Lombardi alla prima crociata: Act I Scene 7: Vieni! Gia posa Arvino (Pirro, Pagano, Viclinda, Arvino, Giselda, Chorus)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.296
  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: 0.24
  additional property: Energy
    type: PropertyValue
    value: 0.169
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.966
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.615
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.21
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.404
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major
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additional property: CopyrightID
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Un ballo in maschera*: Act I: Ogni cura si doni al diletto (Riccardo, Renato, Oscar, Chorus, Samuel, Tom)
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by artist: Parma Teatro Regio Chorus
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  date published: 2026-07-08T08:56:20Z
audio: Un ballo in maschera*: Act I: Ogni cura si doni al diletto (Riccardo, Renato, Oscar, Chorus, Samuel, Tom)
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Il Corsaro, Act I: Tutto parea sorridere
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additional property: OTSVerifyInstructions
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Un ballo in maschera, Act III: Ma se m'e forza perderti
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  date published: 2026-07-08T03:53:27Z
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Il trovatore, Act III: Di quella pira
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  date published: 2026-07-08T03:53:27Z
audio: Il trovatore, Act III: Di quella pira
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Verdi: Giovanna d'Arco
type: MusicAlbum
date published: 2014-02-11

Il mito dell'opera: Flaviano Labò (Recorded 1957-1969)
type: MusicAlbum
date published: 2014-01-01

The Essentials: Verdi
type: MusicAlbum
date published: 2017-03-03

La donna è mobile - Die schönsten Verdi-Arien
type: MusicAlbum
date published: 2014-05-09

Verdi - Gala der Weltstars
type: MusicAlbum
date published: 2013-03-29

Das Beste: Verdi
type: MusicAlbum
date published: 2013-09-13

Verdi: La forza del destino
type: MusicAlbum
date published: 2014-04-16

Verdi: La Traviata
type: MusicAlbum
date published: 2014-03-25

Verdi: Il Trovatore
type: MusicAlbum
date published: 2014-03-25

Verdi: I vespri Siciliani
type: MusicAlbum
date published: 2014-03-25

Verdi: Il corsaro
type: MusicAlbum
date published: 2014-02-11

Verdi: I due Foscari
type: MusicAlbum
date published: 2013-12-03
track: I due Foscari: Preludio
track: I due Foscari: Act III: Alla gioia, alle corse, alle gare! (Coro, Barbarigo, Loredano)
track: I due Foscari: Act III: Tace il vento, e queta l'onda (Chorus)

Verdi: I Lombardi alla prima crociata
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date published: 2013-12-03
track: I Lombardi alla prima crociata: Act I Scene 2: T'assale un tremito! (Griselda, Viclinda, Arvino, Pagano, Pirro, Chorus)
track: I Lombardi alla prima crociata: Act I Scene 1: Oh nobile esempio! (Chorus)
track: I Lombardi alla prima crociata: Act I Scene 4: Vergini! Il ciel per ora (Pagano, Chorus)
track: I Lombardi alla prima crociata: Act I Scene 4: Sciagurata! Hai tu creduto (Pagano, Chorus)
track: I Lombardi alla prima crociata: Act I Scene 7: Vieni! Gia posa Arvino (Pirro, Pagano, Viclinda, Arvino, Giselda, Chorus)

Verdi: Ernani
type: MusicAlbum
date published: 2013-12-03

Verdi: Nabucco
type: MusicAlbum
date published: 2013-11-19

Bellissimo (Italian Opera)
type: MusicAlbum
date published: 2013-12-01

Vocal Recital: Maragliano, Luisa - Verdi
type: MusicAlbum
date published: 1994-01-01

Maragliano, Luisa: Verdi Arias
type: MusicAlbum
date published: 2003-01-01