Laito Sureda
type: MusicGroup
genre: bolero
genre: guaracha
genre: son cubano
popularity: 20
followers: 861
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa53d00cfea91d973e73b69ea6ae9ae96bdf4dc8cf9db4457de516f984b98b381
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953777
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953777
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d122f478-b880-4f0b-9ebf-0cec09f9244c.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d122f478-b880-4f0b-9ebf-0cec09f9244c.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/d122f478-b880-4f0b-9ebf-0cec09f9244c
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T11:52:51Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa53d00cfea91d973e73b69ea6ae9ae96bdf4dc8cf9db4457de516f984b98b381","name":"Laito Sureda","registered_at":"2026-06-15T02:28:17Z","symbol":"NIM0653426","token_address":"0x849614e52188ef6b466523e073defcc2d3e48e0b","type":"artist","uuid":"d122f478-b880-4f0b-9ebf-0cec09f9244c"}
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 0xa53d00cfea91d973e73b69ea6ae9ae96bdf4dc8cf9db4457de516f984b98b381. Chain 2 (Bitcoin): anchored in block 953777 (2026-06-15T11:52:51Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d122f478-b880-4f0b-9ebf-0cec09f9244c.json and https://artists.proofprofile.net/proofs/artist/d122f478-b880-4f0b-9ebf-0cec09f9244c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T11:52:51Z
  text: {"copyright_id":"0xa53d00cfea91d973e73b69ea6ae9ae96bdf4dc8cf9db4457de516f984b98b381","name":"Laito Sureda","registered_at":"2026-06-15T02:28:17Z","symbol":"NIM0653426","token_address":"0x849614e52188ef6b466523e073defcc2d3e48e0b","type":"artist","uuid":"d122f478-b880-4f0b-9ebf-0cec09f9244c"}
album: Puro Cañonazo!
  type: MusicAlbum
  date published: 1998-01-01
  track: Mi Redención
    type: MusicRecording
    duration: PT3M4S
    duration ms: 184786
    explicit: false
    by artist: Laito Sureda
    in album: Puro Cañonazo!
      type: MusicAlbum
      date published: 1998-01-01
    genre: bolero
    genre: guaracha
    genre: son cubano
    isrc code: USDBB0991677
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-21T13:52:30+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x83bbf89d6410822403adad82f0e8d9b649af78150149f33e6caaaf93864b61ec
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 959018
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/959018
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDBB0991677
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-21T16:55:10Z
    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 0x83bbf89d6410822403adad82f0e8d9b649af78150149f33e6caaaf93864b61ec. Chain 2 (Bitcoin): anchored in block 959018 (2026-07-21T16:55:10Z), 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/USDBB0991677.
      date published: 2026-07-21T16:55:10Z
    audio: Mi Redención
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 127.642
      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: 0.615
      additional property: Energy
        type: PropertyValue
        value: 0.585
      additional property: Speechiness
        type: PropertyValue
        value: 0.064
      additional property: Acousticness
        type: PropertyValue
        value: 0.742
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.158
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.947
      additional property: Loudness (dB)
        type: PropertyValue
        value: -5.682
      additional property: Key Name
        type: PropertyValue
        value: Ab
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: A Dios Le Ruego (Cruel Desilusión)
    type: MusicRecording
    duration: PT2M29S
    duration ms: 149920
    explicit: false
    by artist: Laito Sureda
    in album: Puro Cañonazo!
      type: MusicAlbum
      date published: 1998-01-01
    genre: bolero
    genre: guaracha
    genre: son cubano
    isrc code: USDBB0991674
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-11T20:52:14+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xd94f580a7a5506c4084775fcc36eb511348ec53ab86319d7b4b62bfd6ff38e78
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957613
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957613
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDBB0991674
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-11T21:37:58Z
    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 0xd94f580a7a5506c4084775fcc36eb511348ec53ab86319d7b4b62bfd6ff38e78. Chain 2 (Bitcoin): anchored in block 957613 (2026-07-11T21:37:58Z), 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/USDBB0991674.
      date published: 2026-07-11T21:37:58Z
    audio: A Dios Le Ruego (Cruel Desilusión)
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 124.076
      additional property: Musical Key
        type: PropertyValue
        value: 5
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.616
      additional property: Energy
        type: PropertyValue
        value: 0.359
      additional property: Speechiness
        type: PropertyValue
        value: 0.034
      additional property: Acousticness
        type: PropertyValue
        value: 0.654
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.003
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Laito: Grandes Éxitos (Remasterizado)
track: Tu No Me Quieres
track: En el Bajío

Tu No Me Quieres
type: MusicRecording
duration: PT3M15S
duration ms: 195933
explicit: false
by artist: La Sonora Matancera
by artist: Laito Sureda
in album: 65 Aniversario
  type: MusicAlbum
  date published: 1989-01-01
genre: guaracha
genre: salsa
genre: bolero
genre: son-cubano
genre: mambo
genre: tropical-music
isrc code: US78T0504516
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T03:29:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x97ab428755d9b0902732a5047eebd8ffa84adcad1839893b107218642cebe41e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956889
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956889
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US78T0504516
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956889
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-06T06:56:49+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 0x97ab428755d9b0902732a5047eebd8ffa84adcad1839893b107218642cebe41e. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), 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/US78T0504516.
  date published: 2026-07-06T07:16:32Z
audio: Tu No Me Quieres
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 134.57
  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: 0.752
  additional property: Energy
    type: PropertyValue
    value: 0.385
  additional property: Speechiness
    type: PropertyValue
    value: 0.08
  additional property: Acousticness
    type: PropertyValue
    value: 0.549
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.246
  additional property: Liveness
    type: PropertyValue
    value: 0.04
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.719
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.251
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor

En el Bajío
type: MusicRecording
duration: PT2M58S
duration ms: 178400
explicit: false
by artist: Celia Cruz
by artist: Laito Sureda
in album: Lo Mejor de la Salsa
  type: MusicAlbum
  date published: 2014-11-02
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc4c2128a5456f3eb537ab0a7ed07ff8b2ced2d9a42e4f048ec1e974c08b9de28. Chain 2 (Bitcoin): anchored in block 960108 (2026-07-29T13:09:35Z), 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/QM7281418112.
  date published: 2026-07-29T13:09:35Z
audio: En el Bajío
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 152.564
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.538
  additional property: Energy
    type: PropertyValue
    value: 0.326
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.044
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.032
  additional property: Liveness
    type: PropertyValue
    value: 0.095
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.828
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.561
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: QM7281418112
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: 960108
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T13:09:35+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281418112
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960108
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960108
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T13:09:35+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

Liveness
type: PropertyValue
value: 0.059

Valence (Positivity)
type: PropertyValue
value: 0.792

Loudness (dB)
type: PropertyValue
value: -6.298

Key Name
type: PropertyValue
value: F

Mode Name
type: PropertyValue
value: Major

Laito: Grandes Éxitos (Remasterizado)
type: MusicAlbum
date published: 1998-01-01

Puro Cañonazo!
type: MusicAlbum
date published: 2010-02-09

Puro Cañonazo!
type: MusicAlbum
date published: 2010-03-30