Vincenzo Sardinero
type: MusicGroup
genre: opera
popularity: 9
followers: 19
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x83e4983a35c7f49b95f7e4501c22dcbf7035489e235f323288069871e797b349
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953947
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953947
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/236dadeb-0284-436e-8b69-8296d8b5efe8.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/236dadeb-0284-436e-8b69-8296d8b5efe8.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/236dadeb-0284-436e-8b69-8296d8b5efe8
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T13:14:26Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x83e4983a35c7f49b95f7e4501c22dcbf7035489e235f323288069871e797b349","name":"Vincenzo Sardinero","registered_at":"2026-06-16T01:51:48Z","symbol":"NIM0900073","token_address":"0x75ad7789b121aff5441cefc4010ec5cefd69a275","type":"artist","uuid":"236dadeb-0284-436e-8b69-8296d8b5efe8"}
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83e4983a35c7f49b95f7e4501c22dcbf7035489e235f323288069871e797b349. Chain 2 (Bitcoin): anchored in block 953949 (2026-06-16T13:28:01Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/236dadeb-0284-436e-8b69-8296d8b5efe8.json and https://artists.proofprofile.net/proofs/artist/236dadeb-0284-436e-8b69-8296d8b5efe8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T13:28:01Z
  text: {"copyright_id":"0x83e4983a35c7f49b95f7e4501c22dcbf7035489e235f323288069871e797b349","name":"Vincenzo Sardinero","registered_at":"2026-06-16T01:51:48Z","symbol":"NIM0900073","token_address":"0x75ad7789b121aff5441cefc4010ec5cefd69a275","type":"artist","uuid":"236dadeb-0284-436e-8b69-8296d8b5efe8"}
track: Lucia di Lammermoor / Act 2: "Soffriva nel pianto"
  type: MusicRecording
  duration: PT3M33S
  duration ms: 213040
  explicit: false
  by artist: Gaetano Donizetti
  by artist: Montserrat Caballé
  by artist: Vincenzo Sardinero
  by artist: New Philharmonia Orchestra
  by artist: Jesús López-Cobos
  in album: Lucia di Lammermoor - Highlights
    type: MusicAlbum
    date published: 2009-01-01
  genre: opera
  isrc code: NLA507509913
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-07T05:38:41+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc0ea99b1eafa3b2e0d2604fe0def51e47dc9450367e92917efc194bd55d438cd
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957145
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957145
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507509913
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T08:56:20Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc0ea99b1eafa3b2e0d2604fe0def51e47dc9450367e92917efc194bd55d438cd. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/NLA507509913.
    date published: 2026-07-08T08:56:20Z
  audio: Lucia di Lammermoor / Act 2: "Soffriva nel pianto"
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 102.23
    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: 0.332
    additional property: Energy
      type: PropertyValue
      value: 0.127
    additional property: Speechiness
      type: PropertyValue
      value: 0.046
    additional property: Acousticness
      type: PropertyValue
      value: 0.984
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.002
    additional property: Liveness
      type: PropertyValue
      value: 0.114
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.088
    additional property: Loudness (dB)
      type: PropertyValue
      value: -21.949
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Lucia di Lammermoor / Act 3: "Il dolce suono"
  type: MusicRecording
  duration: PT6M48S
  duration ms: 408400
  explicit: false
  by artist: Gaetano Donizetti
  by artist: Montserrat Caballé
  by artist: Ann Murray
  by artist: José Carreras
  by artist: Claes-Håkon Ahnsjö
  by artist: Vincenzo Sardinero
  by artist: Samuel Ramey
  by artist: New Philharmonia Orchestra
  by artist: Jesús López-Cobos
  in album: Lucia di Lammermoor - Highlights
    type: MusicAlbum
    date published: 2009-01-01
  genre: opera
  isrc code: NLA507509929
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-18T17:04:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x97d0d5a4fba245468244cffaa2eae05c3021d45f5ac3187609730348ccd39d2e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957124
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957124
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507509929
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97d0d5a4fba245468244cffaa2eae05c3021d45f5ac3187609730348ccd39d2e. 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/NLA507509929.
    date published: 2026-07-08T03:53:27Z
  audio: Lucia di Lammermoor / Act 3: "Il dolce suono"
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 116.776
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.315
    additional property: Energy
      type: PropertyValue
      value: 0.046
    additional property: Speechiness
      type: PropertyValue
      value: 0.059
    additional property: Acousticness
    additional property: Instrumentalness
    additional property: Liveness
    additional property: Valence (Positivity)
    additional property: Loudness (dB)
    additional property: Key Name
    additional property: Mode Name
track: Lucia di Lammermoor / Act 1: "Tu sei turbato!"

Acousticness
type: PropertyValue
value: 0.983

Instrumentalness
type: PropertyValue
value: 0.001

Liveness
type: PropertyValue
value: 0.138

Valence (Positivity)
type: PropertyValue
value: 0.04

Loudness (dB)
type: PropertyValue
value: -23.241

Key Name
type: PropertyValue
value: D

Mode Name
type: PropertyValue
value: Minor

Lucia di Lammermoor / Act 1: "Tu sei turbato!"
type: MusicRecording
duration: PT2M56S
duration ms: 176226
explicit: false
by artist: Gaetano Donizetti
by artist: Vincenzo Bello
by artist: Vincenzo Sardinero
by artist: Samuel Ramey
by artist: New Philharmonia Orchestra
by artist: Jesús López-Cobos
in album: Donizetti: Lucia di Lammermoor
  type: MusicAlbum
  date published: 2002-01-01
genre: opera
isrc code: NLA507509902
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T16:16:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2e2fdc11ea89efc985a8ff8215ccd5d19dc2367776967d7f37090f9f05a03a22
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507509902
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e2fdc11ea89efc985a8ff8215ccd5d19dc2367776967d7f37090f9f05a03a22. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), 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/NLA507509902.
  date published: 2026-07-08T08:56:20Z
audio: Lucia di Lammermoor / Act 1: "Tu sei turbato!"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 95.677
  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: 0.353
  additional property: Energy
    type: PropertyValue
    value: 0.173
  additional property: Speechiness
    type: PropertyValue
    value: 0.205
  additional property: Acousticness
    type: PropertyValue
    value: 0.971
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.288
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.238
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.133
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Lucia di Lammermoor / Act 2: "Soffriva nel pianto"
type: MusicRecording
duration: PT3M33S
duration ms: 213333
explicit: false
by artist: Gaetano Donizetti
by artist: Montserrat Caballé
by artist: Vincenzo Sardinero
by artist: New Philharmonia Orchestra
by artist: Jesús López-Cobos
in album: Donizetti: Lucia di Lammermoor
  type: MusicAlbum
  date published: 2002-01-01
genre: opera
isrc code: NLA507509913
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T05:38:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc0ea99b1eafa3b2e0d2604fe0def51e47dc9450367e92917efc194bd55d438cd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA507509913
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc0ea99b1eafa3b2e0d2604fe0def51e47dc9450367e92917efc194bd55d438cd. 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/NLA507509913.
  date published: 2026-07-08T03:22:41Z
audio: Lucia di Lammermoor / Act 2: "Soffriva nel pianto"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.568
  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: 0.291
  additional property: Energy
    type: PropertyValue
    value: 0.1
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.984
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.107
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.091
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.574
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major