Karol Barboza
type: MusicGroup
popularity: 15
followers: 1692
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x39f27bc0ec8f8bebacd183485efab0af198be2510380364aee1cebdbd6df90d0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953657
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953657
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/4c1bfa74-f165-490f-9539-2c03fc003a62.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/4c1bfa74-f165-490f-9539-2c03fc003a62.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/4c1bfa74-f165-490f-9539-2c03fc003a62
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T16:43:25Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x39f27bc0ec8f8bebacd183485efab0af198be2510380364aee1cebdbd6df90d0","name":"Karol Barboza","registered_at":"2026-06-14T12:25:28Z","symbol":"NIM0452300","token_address":"0x68020bfe2df2d3ce4541fea0db1fbdef13602525","type":"artist","uuid":"4c1bfa74-f165-490f-9539-2c03fc003a62"}
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 0x39f27bc0ec8f8bebacd183485efab0af198be2510380364aee1cebdbd6df90d0. Chain 2 (Bitcoin): anchored in block 953657 (2026-06-14T16:43:25Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4c1bfa74-f165-490f-9539-2c03fc003a62.json and https://artists.proofprofile.net/proofs/artist/4c1bfa74-f165-490f-9539-2c03fc003a62.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T16:43:25Z
  text: {"copyright_id":"0x39f27bc0ec8f8bebacd183485efab0af198be2510380364aee1cebdbd6df90d0","name":"Karol Barboza","registered_at":"2026-06-14T12:25:28Z","symbol":"NIM0452300","token_address":"0x68020bfe2df2d3ce4541fea0db1fbdef13602525","type":"artist","uuid":"4c1bfa74-f165-490f-9539-2c03fc003a62"}
album: Soy de Madera
  type: MusicAlbum
  date published: 2019-03-07
  track: Soy de Madera
    type: MusicRecording
    duration: PT3M9S
    duration ms: 189695
    explicit: false
    by artist: Karol Barboza
    in album: Soy de Madera
      type: MusicAlbum
      date published: 2019-03-07
    isrc code: QZDA81934502
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-17T18:54:35+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x3796d299ec903137cd5fb5a14b13538835097b170ae8cd0434af3c105898310f
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958447
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958447
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDA81934502
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T19:47:19Z
    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
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3796d299ec903137cd5fb5a14b13538835097b170ae8cd0434af3c105898310f. Chain 2 (Bitcoin): anchored in block 958447 (2026-07-17T19:47:19Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDA81934502.
      date published: 2026-07-17T19:47:19Z
    audio: Soy de Madera
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 125.423
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.507
      additional property: Energy
        type: PropertyValue
        value: 0.095
      additional property: Speechiness
        type: PropertyValue
        value: 0.046
      additional property: Acousticness
        type: PropertyValue
        value: 0.955
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.108
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.552
      additional property: Loudness (dB)
        type: PropertyValue
        value: -14.447
      additional property: Key Name
        type: PropertyValue
        value: C
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Soy de Madera
  type: MusicAlbum
  date published: 2019-03-07
album: Acuario
  type: MusicAlbum
  date published: 2020-09-14
album: Acuario
  type: MusicAlbum
  date published: 2020-09-14
album: Secreto
  type: MusicAlbum
  date published: 2021-01-29
album: Secreto
  type: MusicAlbum
  date published: 2021-01-29
  track: Una semilla
    type: MusicRecording
    duration: PT4M0S
    duration ms: 240983
    explicit: false
    by artist: Karol Barboza
    in album: Secreto
      type: MusicAlbum
      date published: 2021-01-29
    isrc code: QZPLR2072907
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-12T17:11:18+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x778eb4f69742b52669771fc78a833053c1c43e23bcd6438a2525ae3f5b538c42
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 957735
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/957735
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZPLR2072907
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-12T17:47:43Z
    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 0x778eb4f69742b52669771fc78a833053c1c43e23bcd6438a2525ae3f5b538c42. Chain 2 (Bitcoin): anchored in block 957735 (2026-07-12T17:47:43Z), 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/QZPLR2072907.
      date published: 2026-07-12T17:47:43Z
    audio: Una semilla
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 121.926
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 3
      additional property: Danceability
        type: PropertyValue
        value: 0.657
      additional property: Energy
        type: PropertyValue
        value: 0.103
      additional property: Speechiness
        type: PropertyValue
        value: 0.037
      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: Ser Feliz
album: Remanso
album: Niño Mágico
album: Portentos
album: Reflejos
album: Bronce y Lava
album: Canto para la humedad
album: Lasolas
album: Estrella Azul
album: Ave de octubre (En Vivo)
album: argumentos a favor

Acousticness
type: PropertyValue
value: 0.925

Instrumentalness
type: PropertyValue
value: 0.015

Liveness
type: PropertyValue
value: 0.125

Valence (Positivity)
type: PropertyValue
value: 0.344

Loudness (dB)
type: PropertyValue
value: -19.458

Key Name
type: PropertyValue
value: C

Mode Name
type: PropertyValue
value: Major

Ser Feliz
type: MusicRecording
duration: PT5M9S
duration ms: 309026
explicit: false
by artist: Karol Barboza
in album: Secreto
  type: MusicAlbum
  date published: 2021-01-29
isrc code: QZPLR2072908
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-17T09:55:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x362610d0c845a3d22bd9d03d26aca8a6b9ca4a2b1658d0392100ac1dedfe1325
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958395
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958395
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZPLR2072908
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-17T10:10:33Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x362610d0c845a3d22bd9d03d26aca8a6b9ca4a2b1658d0392100ac1dedfe1325. Chain 2 (Bitcoin): anchored in block 958395 (2026-07-17T10:10:33Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZPLR2072908.
  date published: 2026-07-17T10:10:33Z
audio: Ser Feliz
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 112.824
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.646
  additional property: Energy
    type: PropertyValue
    value: 0.115
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.951
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.102
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.209
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.209
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Secreto
type: MusicAlbum
date published: 2021-01-29

Remanso
type: MusicAlbum
date published: 2023-01-27

Remanso
type: MusicAlbum
date published: 2023-01-27

Niño Mágico
type: MusicAlbum
date published: 2023-09-22
track: Niño Mágico
  type: MusicRecording
  duration: PT2M36S
  duration ms: 156214
  explicit: false
  by artist: Karol Barboza
  in album: Niño Mágico
    type: MusicAlbum
    date published: 2023-09-22
  isrc code: QZWDD2332148
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T19:49:16+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x966fab082a6659f1c2f80ee1573f38d9e60eb33f71808c45c9e60a019238c4b9
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958607
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958607
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWDD2332148
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T21:01:11Z
  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 0x966fab082a6659f1c2f80ee1573f38d9e60eb33f71808c45c9e60a019238c4b9. Chain 2 (Bitcoin): anchored in block 958607 (2026-07-18T21:01:11Z), 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/QZWDD2332148.
    date published: 2026-07-18T21:01:11Z
  audio: Niño Mágico
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 139.914
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.458
    additional property: Energy
      type: PropertyValue
      value: 0.376
    additional property: Speechiness
      type: PropertyValue
      value: 0.028
    additional property: Acousticness
      type: PropertyValue
      value: 0.911
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.2
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.309
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.111
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major

Portentos
type: MusicAlbum
date published: 2023-11-02
track: Matorrales
  type: MusicRecording
  duration: PT4M21S
  duration ms: 261000
  explicit: false
  by artist: Karol Barboza
  in album: Portentos
    type: MusicAlbum
    date published: 2023-11-02
  isrc code: QZWDE2397725
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T16:36:49+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x82a03974f1cdb2978b836d757b69c29fd3bd37ad64695dff4dfaf66170f64db3
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958319
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958319
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWDE2397725
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T00:07:26Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x82a03974f1cdb2978b836d757b69c29fd3bd37ad64695dff4dfaf66170f64db3. Chain 2 (Bitcoin): anchored in block 958319 (2026-07-17T00:07:26Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWDE2397725.
    date published: 2026-07-17T00:07:26Z
  audio: Matorrales
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 89.981
    additional property: Musical Key
      type: PropertyValue
      value: 11
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.599
    additional property: Energy
      type: PropertyValue
      value: 0.316
    additional property: Speechiness
      type: PropertyValue
      value: 0.025
    additional property: Acousticness
      type: PropertyValue
      value: 0.823
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.017
    additional property: Liveness
      type: PropertyValue
      value: 0.106
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.181
    additional property: Loudness (dB)
      type: PropertyValue
      value: -13.352
    additional property: Key Name
      type: PropertyValue
      value: B
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Reflejos
type: MusicAlbum
date published: 2024-02-01

Bronce y Lava
type: MusicAlbum
date published: 2024-02-01

Canto para la humedad
type: MusicAlbum
date published: 2024-02-22

Lasolas
type: MusicAlbum
date published: 2024-11-22

Estrella Azul
type: MusicAlbum
date published: 2025-02-27

Ave de octubre (En Vivo)
type: MusicAlbum
date published: 2025-06-16

argumentos a favor
type: MusicAlbum
date published: 2025-10-14