Puccini Festival Orchestra
type: MusicGroup
genre: opera
popularity: 16
followers: 85
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa448afb027de811a82819d40434d7bf6f201dd0667b35e77a569546e194f525. Chain 2 (Bitcoin): anchored in block 953641 (2026-06-14T13:54:28Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/39cf2e91-7b46-4581-aead-4843119a732c.json and https://artists.proofprofile.net/proofs/artist/39cf2e91-7b46-4581-aead-4843119a732c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T13:54:28Z
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track: La Rondine: Act I: Chi il bel sogno di Doretta (Prunier, Magda)
track: La Rondine: Act I: …Forse come la rondine (Magda)
track: La Rondine: Act I: Prelude

La Rondine: Act I: Chi il bel sogno di Doretta (Prunier, Magda)
type: MusicRecording
duration: PT5M1S
duration ms: 301466
explicit: false
by artist: Giacomo Puccini
by artist: Svetla Vassileva
by artist: Maya Dashuk
by artist: Fabio Sartori
by artist: Emanuele Giannino
by artist: Marzio Giossi
by artist: Fernando Luis Ciuffo
by artist: Giorgio Berrugi
by artist: Andrea Patucelli
by artist: Polina Volfson
by artist: Alessandra Meozzi
by artist: Annunziata Vestri
by artist: Puccini Festival Chorus
by artist: Puccini Festival Orchestra
by artist: Alberto Veronesi
in album: Puccini, G.: Rondine (La) [Opera]
  type: MusicAlbum
  date published: 2009-08-25
isrc code: HKI190871303
additional property: CopyrightID
additional property: CopyrightStatus
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  value: registered
additional property: CopyrightRegisteredAt
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  value: 2026-06-11T03:56:10+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x92f80463c28f751022fca38de1eef2ec358e39de61eb144d888bbb08fa575939
additional property: OTSHash
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09+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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  value: 2026-06-13T13:32:09+00:00
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92f80463c28f751022fca38de1eef2ec358e39de61eb144d888bbb08fa575939. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/HKI190871303.
  date published: 2026-06-13T17:25:41Z
audio: La Rondine: Act I: Chi il bel sogno di Doretta (Prunier, Magda)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.016
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
    type: PropertyValue
    value: 0.273
  additional property: Speechiness
    type: PropertyValue
    value: 0.141
  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.864
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

La Rondine: Act I: …Forse come la rondine (Magda)
type: MusicRecording
duration: PT1M7S
duration ms: 67986
explicit: false
by artist: Giacomo Puccini
by artist: Svetla Vassileva
by artist: Maya Dashuk
by artist: Fabio Sartori
by artist: Emanuele Giannino
by artist: Marzio Giossi
by artist: Fernando Luis Ciuffo
by artist: Giorgio Berrugi
by artist: Andrea Patucelli
by artist: Polina Volfson
by artist: Alessandra Meozzi
by artist: Annunziata Vestri
by artist: Puccini Festival Chorus
by artist: Puccini Festival Orchestra
by artist: Alberto Veronesi
in album: Puccini, G.: Rondine (La) [Opera]
  type: MusicAlbum
  date published: 2009-08-25
isrc code: HKI190871314
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb56f1cdb7a4387877092e39d674cfce9b846396a44de67a8e4fed3f52c0cef9d. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/HKI190871314.
  date published: 2026-06-13T17:25:41Z
audio: La Rondine: Act I: …Forse come la rondine (Magda)
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  additional property: Tempo (BPM)
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    type: PropertyValue
    value: 5
  additional property: Danceability
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.296
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
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La Rondine: Act I: Prelude
type: MusicRecording
duration: PT0M54S
duration ms: 54440
explicit: false
by artist: Giacomo Puccini
by artist: Svetla Vassileva
by artist: Maya Dashuk
by artist: Fabio Sartori
by artist: Emanuele Giannino
by artist: Marzio Giossi
by artist: Fernando Luis Ciuffo
by artist: Giorgio Berrugi
by artist: Andrea Patucelli
by artist: Polina Volfson
by artist: Alessandra Meozzi
by artist: Annunziata Vestri
by artist: Puccini Festival Chorus
by artist: Puccini Festival Orchestra
by artist: Alberto Veronesi
in album: Puccini, G.: Rondine (La) [Opera]
  type: MusicAlbum
  date published: 2009-08-25
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa6096acfac4a5c0c3b9f7198a14c313e5c5ddb3572544fadc59ae9d70da74f56. Chain 2 (Bitcoin): anchored in block 960360 (2026-07-31T06:42:11Z), 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/HKI190871301.
  date published: 2026-07-31T06:42:11Z
audio: La Rondine: Act I: Prelude
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  additional property: Tempo (BPM)
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  additional property: Time Signature
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  additional property: Danceability
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  additional property: Acousticness
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  additional property: Key Name
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isrc code: HKI190871301
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: BitcoinBlock
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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  value: https://blockstream.info/api/block-height/960360
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch