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type: MusicGroup
genre: opera
popularity: 23
followers: 127
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSVerifyInstructions
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 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. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
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track: Macbeth, Act I: Witches' Chorus. Che faceste? dite su! - Giorno non vid mai
track: Macbeth, Act I: Due vaticini compiuti or sono
track: Macbeth, Act I: Chorus. S'allontanarono! - Nel di della vittoria
track: Macbeth, Act I: Finale I. Sextet. Di destarlo per tempo il re m'impose
track: Macbeth, Act II: Chorus. Chi oso mandarvi a noi?
track: Macbeth, Act II: Finale II. Salve, o Re!
track: Macbeth, Act II: Si colmi il calice "Brindisi"
track: Macbeth, Act II: Va', spirto d'abisso!
track: Macbeth, Act III: Chorus. Tre volte miagola la gatta in fregola
track: Macbeth, Act III: Finché appeli
track: Macbeth, Act III: Fuggi, regal fantasima
track: Macbeth, Act IV: Chorus. Patria oppressa
track: Macbeth, Act III: Chorus and Ballet. Ondine e Silfidi

Macbeth, Act I: Witches' Chorus. Che faceste? dite su! - Giorno non vid mai
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duration ms: 466333
explicit: false
by artist: Giuseppe Verdi
by artist: Piero Cappuccilli
by artist: Giovanni Foiani
by artist: Orchestra Del Teatro Alla Scala, Milano
by artist: Claudio Abbado
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Romano Gandolfi
in album: Verdi: Macbeth
  type: MusicAlbum
  date published: 1976-01-01
genre: classical
genre: opera
isrc code: DEF057631225
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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  value: 2026-07-02T03:30:09Z
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
additional property: ProofProfileEvidenceStatus
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Macbeth, Act I: Witches' Chorus. Che faceste? dite su! - Giorno non vid mai
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Macbeth, Act I: Due vaticini compiuti or sono
type: MusicRecording
duration: PT3M22S
duration ms: 202000
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by artist: Giuseppe Verdi
by artist: Piero Cappuccilli
by artist: Nicolai Ghiaurov
by artist: Orchestra Del Teatro Alla Scala, Milano
by artist: Claudio Abbado
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Romano Gandolfi
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  date published: 1976-01-01
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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additional property: ProofProfileEvidenceStatus
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Macbeth, Act I: Due vaticini compiuti or sono
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Macbeth, Act I: Chorus. S'allontanarono! - Nel di della vittoria
type: MusicRecording
duration: PT4M16S
duration ms: 256000
explicit: false
by artist: Giuseppe Verdi
by artist: Shirley Verrett
by artist: Orchestra Del Teatro Alla Scala, Milano
by artist: Claudio Abbado
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Romano Gandolfi
in album: Verdi: Macbeth
  type: MusicAlbum
  date published: 1976-01-01
genre: classical
genre: opera
isrc code: DEF057631227
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09+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
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Macbeth, Act I: Chorus. S'allontanarono! - Nel di della vittoria
  type: AudioObject
  additional property: Tempo (BPM)
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    type: PropertyValue
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Macbeth, Act I: Finale I. Sextet. Di destarlo per tempo il re m'impose
type: MusicRecording
duration: PT7M49S
duration ms: 469000
explicit: false
by artist: Giuseppe Verdi
by artist: Shirley Verrett
by artist: Stefania Malagu
by artist: Piero Cappuccilli
by artist: Plácido Domingo
by artist: Antonio Savastano
by artist: Nicolai Ghiaurov
by artist: Orchestra Del Teatro Alla Scala, Milano
by artist: Claudio Abbado
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Romano Gandolfi
in album: Verdi: Macbeth
  type: MusicAlbum
  date published: 1976-01-01
genre: classical
genre: opera
isrc code: DEF057631207
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Macbeth, Act I: Finale I. Sextet. Di destarlo per tempo il re m'impose
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Macbeth, Act II: Chorus. Chi oso mandarvi a noi?
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by artist: Orchestra Del Teatro Alla Scala, Milano
by artist: Claudio Abbado
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Romano Gandolfi
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  type: MusicAlbum
  date published: 1976-01-01
genre: classical
genre: opera
isrc code: DEF057631232
additional property: CopyrightID
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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additional property: ProofProfileEvidenceStatus
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  date published: 2026-07-02T03:55:08Z
audio: Macbeth, Act II: Chorus. Chi oso mandarvi a noi?
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Macbeth, Act II: Finale II. Salve, o Re!
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by artist: Plácido Domingo
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by artist: Orchestra Del Teatro Alla Scala, Milano
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audio: Macbeth, Act II: Finale II. Salve, o Re!
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Macbeth, Act II: Si colmi il calice "Brindisi"
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audio: Macbeth, Act II: Si colmi il calice "Brindisi"
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Macbeth, Act II: Va', spirto d'abisso!
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by artist: Stefania Malagu
by artist: Piero Cappuccilli
by artist: Plácido Domingo
by artist: Alfredo Mariotti
by artist: Orchestra Del Teatro Alla Scala, Milano
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audio: Macbeth, Act II: Va', spirto d'abisso!
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Macbeth, Act III: Chorus. Tre volte miagola la gatta in fregola
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Macbeth, Act III: Finché appeli
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audio: Macbeth, Act III: Finché appeli
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Macbeth, Act III: Fuggi, regal fantasima
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Macbeth, Act IV: Chorus. Patria oppressa
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  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T22:57:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdced0b648f66f79aaa6630352cf74a6964562db8c2809774d835c08ce7f66c79
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/DEF057631212
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956302
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:30:09+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 0xdced0b648f66f79aaa6630352cf74a6964562db8c2809774d835c08ce7f66c79. 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/DEF057631212.
  date published: 2026-07-02T03:30:09Z
audio: Macbeth, Act IV: Chorus. Patria oppressa
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 141.133
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.155
  additional property: Energy
    type: PropertyValue
    value: 0.034
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.938
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.053
  additional property: Liveness
    type: PropertyValue
    value: 0.103
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.036
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.262
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Macbeth, Act III: Chorus and Ballet. Ondine e Silfidi
type: MusicRecording
duration: PT4M3S
duration ms: 243000
explicit: false
by artist: Giuseppe Verdi
by artist: Orchestra Del Teatro Alla Scala, Milano
by artist: Claudio Abbado
by artist: Coro Del Teatro Alla Scala Di Milano
by artist: Romano Gandolfi
in album: Verdi: Macbeth
  type: MusicAlbum
  date published: 1976-01-01
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 0x4a23752340bd390a41375869478075d27376e2df4026de427361b02954f26cde. Chain 2 (Bitcoin): anchored in block 959145 (2026-07-22T17:43:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057631239.
  date published: 2026-07-22T17:43:20Z
audio: Macbeth, Act III: Chorus and Ballet. Ondine e Silfidi
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 124.309
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.528
  additional property: Energy
    type: PropertyValue
    value: 0.031
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.956
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.113
  additional property: Liveness
    type: PropertyValue
    value: 0.133
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.245
  additional property: Loudness (dB)
    type: PropertyValue
    value: -34.973
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: DEF057631239
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: 959145
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-22T15:39:05+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057631239
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 959145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/959145
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-22T15:39:05+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