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type: MusicGroup
genre: opera
popularity: 9
followers: 85
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa2c01c53ea0eb715c9a36f1cd92262ba8c5d0158d4ecc8e3c7fd456d145bb899
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954717
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f53bf229-0998-45bd-9f87-2457428a7e1b.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f53bf229-0998-45bd-9f87-2457428a7e1b.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f53bf229-0998-45bd-9f87-2457428a7e1b
additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  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 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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2c01c53ea0eb715c9a36f1cd92262ba8c5d0158d4ecc8e3c7fd456d145bb899. Chain 2 (Bitcoin): anchored in block 954717 (2026-06-21T15:47:51Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f53bf229-0998-45bd-9f87-2457428a7e1b.json and https://artists.proofprofile.net/proofs/artist/f53bf229-0998-45bd-9f87-2457428a7e1b.ots, the client at https://opentimestamps.org runs `ots verify -f record.json proof.ots`.
  date published: 2026-06-21T15:47:51Z
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track: Manon Lescaut, SC 64, Act I: Discendono, vediam! - Live
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  duration: PT2M3S
  duration ms: 123773
  explicit: false
  by artist: Giacomo Puccini
  by artist: Yusif Eyvazov
  by artist: Armando Piña
  by artist: Carlos Chausson
  by artist: Benjamin Bernheim
  by artist: Erik Anstine
  by artist: Wiener Staatsopernchor
  by artist: Munich Radio Orchestra
  by artist: Marco Armiliato
  in album: Puccini: Manon Lescaut (Live)
    type: MusicAlbum
    date published: 2016-11-11
  popularity: 4
  isrc code: DEN961630905
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
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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/DEN961630905
  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 0x4727c114845c6b2169abaeda307cece23ae8ff4cfa62f3b1e898c6fb298680bb. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961630905 — a six-check JSON result.
    date published: 2026-07-08T03:20:19Z
  audio: Manon Lescaut, SC 64, Act I: Discendono, vediam! - Live
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 117.463
    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)
      type: PropertyValue
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    additional property: Key Name
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      type: PropertyValue
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track: Manon Lescaut, SC 64, Act I: La tua ventura ci rassicura - Live
  type: MusicRecording
  duration: PT6M20S
  duration ms: 380306
  explicit: false
  by artist: Giacomo Puccini
  by artist: Armando Piña
  by artist: Carlos Chausson
  by artist: Benjamin Bernheim
  by artist: Erik Anstine
  by artist: Wiener Staatsopernchor
  by artist: Munich Radio Orchestra
  by artist: Marco Armiliato
  in album: Puccini: Manon Lescaut (Live)
    type: MusicAlbum
    date published: 2016-11-11
  popularity: 3
  isrc code: DEN961630908
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-30T18:12:46+00:00
  additional property: CopyrightChainExplorerURL
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    value: https://explorer.copyrightchains.com/tx/0xbd239be98f9d99ebcd793b79aa6958dcd7b0a16b76bbb55703a0e14ca3f3b5b0
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  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/DEN961630908
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-30T18:23:33Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd239be98f9d99ebcd793b79aa6958dcd7b0a16b76bbb55703a0e14ca3f3b5b0. Chain 2 (Bitcoin): anchored in block 960291 (2026-07-30T18:23:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961630908 — a six-check JSON result.
    date published: 2026-07-30T18:23:33Z
  audio: Manon Lescaut, SC 64, Act I: La tua ventura ci rassicura - Live
    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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      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.393
    additional property: Energy
      type: PropertyValue
      value: 0.163
    additional property: Speechiness
    additional property: Acousticness
    additional property: Instrumentalness
    additional property: Liveness
    additional property: Valence (Positivity)
    additional property: Loudness (dB)
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track: Manon Lescaut, SC 64, Act I: Non c'è più vino? - Live
track: Manon Lescaut, SC 64, Act I: Cavalli pronti avete? - Live
track: Manon Lescaut, SC 64, Act II: Vi prego, signorina. Minuetto - L'ora, O Tirsi, è Vi Signori, Abati - Live
track: El gato montés - Rev. Miguel Roa / Act 1: Lo mesmito q'er queré
track: El gato montés - Rev. Miguel Roa / Act 2: Senó, q'e no me farte er való
track: Puccini: Gianni Schicchi: "Povero, Buoso!" (Zita, Simone, Rinuccio, La Ciesca, Marco, Nella, Gherardo, Betto)
track: Puccini: Gianni Schicchi: "O Simone?" (Gherardo, La Ciesca, Zita, Marco, Simone, Nella, Rinuccio, Betto)
track: Puccini: Gianni Schicchi: "Dunque era vero!" (Simone, La Ciesca, Marco, Betto, Nella, Zita, Rinuccio, Gherardo)
track: Puccini: Gianni Schicchi: "C'è una persona sola che ci può consigliare" (Rinuccio, Zita, Gherardino, La Ciesca, Nella, Gherardo, Marco, Simone, Betto)
track: Puccini: Gianni Schicchi: "Quale aspetto sgomento e desolato!" (Schicchi, Rinuccio, Lauretta, Gherardo, Zita, La Ciesca, Nella, Simone, Marco, Betto)

Speechiness
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value: 0.055

Acousticness
type: PropertyValue
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Instrumentalness
type: PropertyValue
value: 0.012

Liveness
type: PropertyValue
value: 0.136

Valence (Positivity)
type: PropertyValue
value: 0.296

Loudness (dB)
type: PropertyValue
value: -25.516

Key Name
type: PropertyValue
value: D

Mode Name
type: PropertyValue
value: Major

Manon Lescaut, SC 64, Act I: Non c'è più vino? - Live
type: MusicRecording
duration: PT3M1S
duration ms: 181960
explicit: false
by artist: Giacomo Puccini
by artist: Anna Netrebko
by artist: Yusif Eyvazov
by artist: Armando Piña
by artist: Carlos Chausson
by artist: Benjamin Bernheim
by artist: Erik Anstine
by artist: Munich Radio Orchestra
by artist: Marco Armiliato
in album: Puccini: Manon Lescaut (Live)
  type: MusicAlbum
  date published: 2016-11-11
popularity: 2
isrc code: DEN961630911
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T14:01:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbccf5291fa73e522bd0ff4ac0caaf33f9366929746138c86019d19b815a45b35
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/DEN961630911
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 0xbccf5291fa73e522bd0ff4ac0caaf33f9366929746138c86019d19b815a45b35. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961630911 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Manon Lescaut, SC 64, Act I: Non c'è più vino? - Live
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 143.204
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.387
  additional property: Energy
    type: PropertyValue
    value: 0.216
  additional property: Speechiness
    type: PropertyValue
    value: 0.065
  additional property: Acousticness
    type: PropertyValue
    value: 0.961
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.526
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.307
  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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Manon Lescaut, SC 64, Act I: Cavalli pronti avete? - Live
type: MusicRecording
duration: PT3M13S
duration ms: 193066
explicit: false
by artist: Giacomo Puccini
by artist: Armando Piña
by artist: Carlos Chausson
by artist: Benjamin Bernheim
by artist: Wiener Staatsopernchor
by artist: Munich Radio Orchestra
by artist: Marco Armiliato
in album: Puccini: Manon Lescaut (Live)
  type: MusicAlbum
  date published: 2016-11-11
popularity: 2
isrc code: DEN961630912
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T20:16:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x59631dec616bb38ba275acf1dba34cee4eb5359cb503cef22062529bd29ef96e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960309
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961630912
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T20:35:49Z
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 0x59631dec616bb38ba275acf1dba34cee4eb5359cb503cef22062529bd29ef96e. Chain 2 (Bitcoin): anchored in block 960309 (2026-07-30T20:35:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961630912 — a six-check JSON result.
  date published: 2026-07-30T20:35:49Z
audio: Manon Lescaut, SC 64, Act I: Cavalli pronti avete? - Live
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  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.255
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.79
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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Manon Lescaut, SC 64, Act II: Vi prego, signorina. Minuetto - L'ora, O Tirsi, è Vi Signori, Abati - Live
type: MusicRecording
duration: PT8M28S
duration ms: 508865
explicit: false
by artist: Giacomo Puccini
by artist: Anna Netrebko
by artist: Carlos Chausson
by artist: Patrick Vogel
by artist: Wiener Staatsopernchor
by artist: Munich Radio Orchestra
by artist: Marco Armiliato
in album: Puccini: Manon Lescaut (Live)
  type: MusicAlbum
  date published: 2016-11-11
popularity: 2
isrc code: DEN961630918
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T06:10:04+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xea9d201edd87e680b75a503b5d4a4128ad64d4600366b46e021dff03f4fbab9c
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/DEN961630918
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 0xea9d201edd87e680b75a503b5d4a4128ad64d4600366b46e021dff03f4fbab9c. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961630918 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Manon Lescaut, SC 64, Act II: Vi prego, signorina. Minuetto - L'ora, O Tirsi, è Vi Signori, Abati - Live
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  additional property: Tempo (BPM)
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
    type: PropertyValue
    value: 0.239
  additional property: Energy
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El gato montés - Rev. Miguel Roa / Act 1: Lo mesmito q'er queré
type: MusicRecording
duration: PT8M5S
duration ms: 485720
explicit: false
by artist: Manuel Penella
by artist: Veronica Villarroel
by artist: Mabel Perelstein
by artist: Amalia Barrio
by artist: Carlos Chausson
by artist: Orquesta Sinfónica de Madrid
by artist: Miguel Roa
by artist: Coro Titular del Teatro Lírico Nacional LA ZARZUELA
by artist: Ignacio Rodriguez
in album: Penella: El Gato Montés
  type: MusicAlbum
  date published: 1992-01-01
genre: flamenco
isrc code: DEF059130501
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T15:07:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf2f882c522105b27fe06037ad6c177f44574df5215e0c0add8b51edfc0815513
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/DEF059130501
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 0xf2f882c522105b27fe06037ad6c177f44574df5215e0c0add8b51edfc0815513. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059130501 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: El gato montés - Rev. Miguel Roa / Act 1: Lo mesmito q'er queré
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 136.602
  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: 0.387
  additional property: Energy
    type: PropertyValue
    value: 0.264
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.969
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.557
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.286
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.938
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

El gato montés - Rev. Miguel Roa / Act 2: Senó, q'e no me farte er való
type: MusicRecording
duration: PT2M19S
duration ms: 139773
explicit: false
by artist: Manuel Penella
by artist: Plácido Domingo
by artist: Carlos Chausson
by artist: Carlos Álvarez
by artist: Orquesta Sinfónica de Madrid
by artist: Miguel Roa
in album: Penella: El Gato Montés
  type: MusicAlbum
  date published: 1992-01-01
genre: flamenco
isrc code: DEF059130514
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T16:39:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x877315b70d3c8ee166330126364a6e863b87ca096d0ed5663b38dcdfef54b3a5
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: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059130514
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T17:29:52Z
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 0x877315b70d3c8ee166330126364a6e863b87ca096d0ed5663b38dcdfef54b3a5. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059130514 — a six-check JSON result.
  date published: 2026-07-31T17:29:52Z
audio: El gato montés - Rev. Miguel Roa / Act 2: Senó, q'e no me farte er való
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 99.345
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.273
  additional property: Energy
    type: PropertyValue
    value: 0.241
  additional property: Speechiness
    type: PropertyValue
    value: 0.056
  additional property: Acousticness
    type: PropertyValue
    value: 0.98
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.108
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.089
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.462
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Gianni Schicchi: "Povero, Buoso!" (Zita, Simone, Rinuccio, La Ciesca, Marco, Nella, Gherardo, Betto)
type: MusicRecording
duration: PT4M7S
duration ms: 247800
explicit: false
by artist: Giacomo Puccini
by artist: Antonio Pappano
by artist: Carlos Chausson
by artist: Elena Zilio
by artist: Felicity Palmer
by artist: Luigi Roni
by artist: Paolo Barbacini
by artist: Patrizia Ciofi
by artist: Roberto Alagna
by artist: Roberto Scaltriti
by artist: London Symphony Orchestra
in album: Puccini: Il trittico
  type: MusicAlbum
  date published: 1999-02-23
isrc code: GBAYC9702817
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T23:37:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4eff969d601808f159d2c4d47b8ac910d80325edcdf6b7bd64ffa392a769d23c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960167
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960167
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9702817
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T23:42:34Z
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 0x4eff969d601808f159d2c4d47b8ac910d80325edcdf6b7bd64ffa392a769d23c. Chain 2 (Bitcoin): anchored in block 960167 (2026-07-29T23:42:34Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9702817 — a six-check JSON result.
  date published: 2026-07-29T23:42:34Z
audio: Puccini: Gianni Schicchi: "Povero, Buoso!" (Zita, Simone, Rinuccio, La Ciesca, Marco, Nella, Gherardo, Betto)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 92.625
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.266
  additional property: Energy
    type: PropertyValue
    value: 0.056
  additional property: Speechiness
    type: PropertyValue
    value: 0.071
  additional property: Acousticness
    type: PropertyValue
    value: 0.968
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.291
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.257
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.467
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Gianni Schicchi: "O Simone?" (Gherardo, La Ciesca, Zita, Marco, Simone, Nella, Rinuccio, Betto)
type: MusicRecording
duration: PT4M44S
duration ms: 284226
explicit: false
by artist: Giacomo Puccini
by artist: Antonio Pappano
by artist: Carlos Chausson
by artist: Elena Zilio
by artist: Felicity Palmer
by artist: Luigi Roni
by artist: Paolo Barbacini
by artist: Patrizia Ciofi
by artist: Roberto Alagna
by artist: Roberto Scaltriti
by artist: London Symphony Orchestra
in album: Puccini: Il trittico
  type: MusicAlbum
  date published: 1999-02-23
isrc code: GBAYC9702818
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T13:44:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcb1fe5b07576d28a96b272ed675a9a91a4a5bc651c0073b9956579fbb4549723
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960264
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960264
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9702818
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T14:36:16Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb1fe5b07576d28a96b272ed675a9a91a4a5bc651c0073b9956579fbb4549723. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9702818 — a six-check JSON result.
  date published: 2026-07-30T14:36:16Z
audio: Puccini: Gianni Schicchi: "O Simone?" (Gherardo, La Ciesca, Zita, Marco, Simone, Nella, Rinuccio, Betto)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 142.6
  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: 0.416
  additional property: Energy
    type: PropertyValue
    value: 0.128
  additional property: Speechiness
    type: PropertyValue
    value: 0.084
  additional property: Acousticness
    type: PropertyValue
    value: 0.976
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.554
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.161
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.066
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Gianni Schicchi: "Dunque era vero!" (Simone, La Ciesca, Marco, Betto, Nella, Zita, Rinuccio, Gherardo)
type: MusicRecording
duration: PT2M45S
duration ms: 165773
explicit: false
by artist: Giacomo Puccini
by artist: Antonio Pappano
by artist: Carlos Chausson
by artist: Elena Zilio
by artist: Felicity Palmer
by artist: Luigi Roni
by artist: Paolo Barbacini
by artist: Patrizia Ciofi
by artist: Roberto Alagna
by artist: Roberto Scaltriti
by artist: London Symphony Orchestra
in album: Puccini: Il trittico
  type: MusicAlbum
  date published: 1999-02-23
isrc code: GBAYC9702820
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T18:52:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xaa728cffd81789eb7c3330ba26ac102016ff7bc7adb990fae0770bd978d1366a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960296
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960296
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9702820
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T19:11:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa728cffd81789eb7c3330ba26ac102016ff7bc7adb990fae0770bd978d1366a. Chain 2 (Bitcoin): anchored in block 960296 (2026-07-30T19:11:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9702820 — a six-check JSON result.
  date published: 2026-07-30T19:11:09Z
audio: Puccini: Gianni Schicchi: "Dunque era vero!" (Simone, La Ciesca, Marco, Betto, Nella, Zita, Rinuccio, Gherardo)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.825
  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: 0.406
  additional property: Energy
    type: PropertyValue
    value: 0.326
  additional property: Speechiness
    type: PropertyValue
    value: 0.252
  additional property: Acousticness
    type: PropertyValue
    value: 0.971
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.005
  additional property: Liveness
    type: PropertyValue
    value: 0.281
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.191
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.247
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Puccini: Gianni Schicchi: "C'è una persona sola che ci può consigliare" (Rinuccio, Zita, Gherardino, La Ciesca, Nella, Gherardo, Marco, Simone, Betto)
type: MusicRecording
duration: PT1M1S
duration ms: 61866
explicit: false
by artist: Giacomo Puccini
by artist: Antonio Pappano
by artist: Carlos Chausson
by artist: Felicity Palmer
by artist: James Savage-Hanford
by artist: Luigi Roni
by artist: Paolo Barbacini
by artist: Patrizia Ciofi
by artist: Roberto Alagna
by artist: Roberto Scaltriti
by artist: London Symphony Orchestra
in album: Puccini: Il trittico
  type: MusicAlbum
  date published: 1999-02-23
isrc code: GBAYC9702821
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T12:14:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x68fe975f0f33d2075c10a6dd41d8b8b7d20a6ca0d2abe0a4de833a78b1a86158
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960258
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960258
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9702821
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T12:45:34Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68fe975f0f33d2075c10a6dd41d8b8b7d20a6ca0d2abe0a4de833a78b1a86158. Chain 2 (Bitcoin): anchored in block 960258 (2026-07-30T12:45:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9702821 — a six-check JSON result.
  date published: 2026-07-30T12:45:34Z
audio: Puccini: Gianni Schicchi: "C'è una persona sola che ci può consigliare" (Rinuccio, Zita, Gherardino, La Ciesca, Nella, Gherardo, Marco, Simone, Betto)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.483
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.67
  additional property: Energy
    type: PropertyValue
    value: 0.221
  additional property: Speechiness
    type: PropertyValue
    value: 0.432
  additional property: Acousticness
    type: PropertyValue
    value: 0.968
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.566
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.296
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.815
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Puccini: Gianni Schicchi: "Quale aspetto sgomento e desolato!" (Schicchi, Rinuccio, Lauretta, Gherardo, Zita, La Ciesca, Nella, Simone, Marco, Betto)
type: MusicRecording
duration: PT1M42S
duration ms: 102933
explicit: false
by artist: Giacomo Puccini
by artist: Antonio Pappano
by artist: Angela Gheorghiu
by artist: Carlos Chausson
by artist: Elena Zilio
by artist: Felicity Palmer
by artist: José van Dam
by artist: Luigi Roni
by artist: Paolo Barbacini
by artist: Patrizia Ciofi
by artist: Roberto Alagna
by artist: Roberto Scaltriti
by artist: London Symphony Orchestra
in album: Puccini: Il trittico
  type: MusicAlbum
  date published: 1999-02-23
isrc code: GBAYC9702824
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T16:04:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcbd00758c31728accfb3bec029bc74a5ff5271c8983d4c25dedbd4940ab81a9e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960284
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960284
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9702824
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T17:23:26Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcbd00758c31728accfb3bec029bc74a5ff5271c8983d4c25dedbd4940ab81a9e. Chain 2 (Bitcoin): anchored in block 960284 (2026-07-30T17:23:26Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9702824 — a six-check JSON result.
  date published: 2026-07-30T17:23:26Z
audio: Puccini: Gianni Schicchi: "Quale aspetto sgomento e desolato!" (Schicchi, Rinuccio, Lauretta, Gherardo, Zita, La Ciesca, Nella, Simone, Marco, Betto)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.972
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.452
  additional property: Energy
    type: PropertyValue
    value: 0.091
  additional property: Speechiness
    type: PropertyValue
    value: 0.064
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.607
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.201
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.9
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major