Cancionero Isleño
type: MusicGroup
popularity: 13
followers: 199
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8a358bac0769cb86ddcff650c18792a09ed7ffa84e962843e4e8b273029f6c3e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953648
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953648
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/446c9a20-9f26-418c-8890-ac8a70ed7716.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/446c9a20-9f26-418c-8890-ac8a70ed7716.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/446c9a20-9f26-418c-8890-ac8a70ed7716
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T15:20:52Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x8a358bac0769cb86ddcff650c18792a09ed7ffa84e962843e4e8b273029f6c3e","name":"Cancionero Isleño","registered_at":"2026-06-14T11:37:28Z","symbol":"NIM0440846","token_address":"0x038fcdf9358db7e66238405740f5402a112ee9f5","type":"artist","uuid":"446c9a20-9f26-418c-8890-ac8a70ed7716"}
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 0x8a358bac0769cb86ddcff650c18792a09ed7ffa84e962843e4e8b273029f6c3e. Chain 2 (Bitcoin): anchored in block 953648 (2026-06-14T15:20:52Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/446c9a20-9f26-418c-8890-ac8a70ed7716.json and https://artists.proofprofile.net/proofs/artist/446c9a20-9f26-418c-8890-ac8a70ed7716.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T15:20:52Z
  text: {"copyright_id":"0x8a358bac0769cb86ddcff650c18792a09ed7ffa84e962843e4e8b273029f6c3e","name":"Cancionero Isleño","registered_at":"2026-06-14T11:37:28Z","symbol":"NIM0440846","token_address":"0x038fcdf9358db7e66238405740f5402a112ee9f5","type":"artist","uuid":"446c9a20-9f26-418c-8890-ac8a70ed7716"}
album: Cancionero Isleño Volumen 2
  type: MusicAlbum
  date published: 2021-05-22
  track: Borondona Y Los Piratas
    type: MusicRecording
    duration: PT2M17S
    duration ms: 137454
    explicit: false
    by artist: Cancionero Isleño
    in album: Cancionero Isleño Volumen 2
      type: MusicAlbum
      date published: 2021-05-22
    isrc code: TCAFP2116172
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-15T17:12:10+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x73acda6f6fa90a704c770f4a3d4fc7d1a5b7fc1876029be37d2fadd21e0f52c7
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958180
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958180
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAFP2116172
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-15T20:11:55Z
    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 0x73acda6f6fa90a704c770f4a3d4fc7d1a5b7fc1876029be37d2fadd21e0f52c7. Chain 2 (Bitcoin): anchored in block 958180 (2026-07-15T20:11:55Z), 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/TCAFP2116172.
      date published: 2026-07-15T20:11:55Z
    audio: Borondona Y Los Piratas
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 110.073
      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: 0.798
      additional property: Energy
        type: PropertyValue
        value: 0.66
      additional property: Speechiness
        type: PropertyValue
        value: 0.039
      additional property: Acousticness
        type: PropertyValue
        value: 0.324
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.13
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.725
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.234
      additional property: Key Name
        type: PropertyValue
        value: C
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Cancionero Isleño, Volumen 1. Víctor de la Nuez de la Portilla
  type: MusicAlbum
  date published: 2021-05-26
  track: La Ballena Borondona
    type: MusicRecording
    duration: PT2M28S
    duration ms: 148138
    explicit: false
    by artist: Cancionero Isleño
    in album: Cancionero Isleño, Volumen 1. Víctor de la Nuez de la Portilla
      type: MusicAlbum
      date published: 2021-05-26
    isrc code: TCAFP2115629
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-16T22:39:23+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x7f7c132f9f7159a7753f6c0a785c8585cfbc925d5413b5414865d9697520aacb
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958340
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958340
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAFP2115629
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-17T00:53:26Z
    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 0x7f7c132f9f7159a7753f6c0a785c8585cfbc925d5413b5414865d9697520aacb. Chain 2 (Bitcoin): anchored in block 958340 (2026-07-17T00:53:26Z), 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/TCAFP2115629.
      date published: 2026-07-17T00:53:26Z
    audio: La Ballena Borondona
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 125.441
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.574
      additional property: Energy
        type: PropertyValue
        value: 0.483
      additional property: Speechiness
        type: PropertyValue
        value: 0.051
      additional property: Acousticness
        type: PropertyValue
        value: 0.169
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.385
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.404
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: Drago Dragón
  track: Garoé
album: Cancionero Isleño, Vol. 3

Loudness (dB)
type: PropertyValue
value: -9.04

Key Name
type: PropertyValue
value: G

Mode Name
type: PropertyValue
value: Major

Drago Dragón
type: MusicRecording
duration: PT2M44S
duration ms: 164000
explicit: false
by artist: Cancionero Isleño
in album: Cancionero Isleño, Volumen 1. Víctor de la Nuez de la Portilla
  type: MusicAlbum
  date published: 2021-05-26
isrc code: TCAFP2115638
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-19T01:10:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc5318cd3dbc544cb443febb54536887839e6e1a92b4783e160e822c9787a8c9d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958639
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958639
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAFP2115638
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-19T01:18:30Z
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 0xc5318cd3dbc544cb443febb54536887839e6e1a92b4783e160e822c9787a8c9d. Chain 2 (Bitcoin): anchored in block 958639 (2026-07-19T01:18:30Z), 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/TCAFP2115638.
  date published: 2026-07-19T01:18:30Z
audio: Drago Dragón
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 113.888
  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: 0.649
  additional property: Energy
    type: PropertyValue
    value: 0.419
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.164
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.191
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.612
  additional property: Loudness (dB)
    type: PropertyValue
    value: -8.831
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Garoé
type: MusicRecording
duration: PT2M46S
duration ms: 166512
explicit: false
by artist: Cancionero Isleño
in album: Cancionero Isleño, Volumen 1. Víctor de la Nuez de la Portilla
  type: MusicAlbum
  date published: 2021-05-26
isrc code: TCAFP2115787
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-13T00:14:33+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x347fb92208d5090a4fe0fd7a41eab9b7df696bad62e795b50965ec42f320be06
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957780
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957780
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAFP2115787
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-13T00:36:44Z
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 0x347fb92208d5090a4fe0fd7a41eab9b7df696bad62e795b50965ec42f320be06. Chain 2 (Bitcoin): anchored in block 957780 (2026-07-13T00:36:44Z), 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/TCAFP2115787.
  date published: 2026-07-13T00:36:44Z
audio: Garoé
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 93.769
  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: 0.612
  additional property: Energy
    type: PropertyValue
    value: 0.265
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.865
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.784
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.565
  additional property: Loudness (dB)
    type: PropertyValue
    value: -10.338
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Cancionero Isleño, Vol. 3
type: MusicAlbum
date published: 2021-05-28