A Lo Nuestro
type: MusicGroup
genre: flamenco
genre: flamenco pop
genre: salsa
popularity: 20
followers: 743
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x63ce56c6ab624ac517836c344b3b61bd1525cc308d1ff9972cc06300ff4e4318
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953674
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953674
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5beef2c5-d596-4d1b-bcbe-d59845a9ad4a.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5beef2c5-d596-4d1b-bcbe-d59845a9ad4a.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/5beef2c5-d596-4d1b-bcbe-d59845a9ad4a
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T19:07:16Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x63ce56c6ab624ac517836c344b3b61bd1525cc308d1ff9972cc06300ff4e4318","name":"A Lo Nuestro","registered_at":"2026-06-14T14:09:42Z","symbol":"NIM0477183","token_address":"0x67327df6bd479ddafd9f81ef2d522f6debdeb98c","type":"artist","uuid":"5beef2c5-d596-4d1b-bcbe-d59845a9ad4a"}
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 0x63ce56c6ab624ac517836c344b3b61bd1525cc308d1ff9972cc06300ff4e4318. Chain 2 (Bitcoin): anchored in block 953697 (2026-06-14T21:49:28Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/5beef2c5-d596-4d1b-bcbe-d59845a9ad4a.json and https://artists.proofprofile.net/proofs/artist/5beef2c5-d596-4d1b-bcbe-d59845a9ad4a.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T21:49:28Z
  text: {"copyright_id":"0x63ce56c6ab624ac517836c344b3b61bd1525cc308d1ff9972cc06300ff4e4318","name":"A Lo Nuestro","registered_at":"2026-06-14T14:09:42Z","symbol":"NIM0477183","token_address":"0x67327df6bd479ddafd9f81ef2d522f6debdeb98c","type":"artist","uuid":"5beef2c5-d596-4d1b-bcbe-d59845a9ad4a"}
album: Como Pretendes - Single
  type: MusicAlbum
  date published: 2011-10-03
album: Traigo la Llave
  type: MusicAlbum
  date published: 2012
album: Salsa Dura: Traigo la Llave
  type: MusicAlbum
  date published: 2012-10-01
album: Traigo la Llave - Salsa Dura
  type: MusicAlbum
  date published: 2012-10-01
album: Traigo la Llave - Salsa Dura
  type: MusicAlbum
  date published: 2012-10-03
album: Despertamos
  type: MusicAlbum
  date published: 2012-12-21
album: Lo Mejor De
  type: MusicAlbum
  date published: 2015-03-03
album: Traigo la Llave - Salsa Dura
  type: MusicAlbum
  date published: 2019-08-22
  track: A la la E
    type: MusicRecording
    duration: PT2M26S
    duration ms: 146053
    explicit: false
    by artist: A Lo Nuestro
    in album: Traigo la Llave - Salsa Dura
      type: MusicAlbum
      date published: 2019-08-22
    genre: flamenco
    genre: flamenco pop
    genre: salsa
    isrc code: COF011204603
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
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      type: PropertyValue
      value: 2026-07-06T01:39:59+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x347690a82e9d32a36363b2515e24bd6d553d0740aee549d8579d790c0bd1fb88
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956859
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956859
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/COF011204603
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-06T01:42:12Z
    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 0x347690a82e9d32a36363b2515e24bd6d553d0740aee549d8579d790c0bd1fb88. Chain 2 (Bitcoin): anchored in block 956859 (2026-07-06T01:42:12Z), 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/COF011204603.
      date published: 2026-07-06T01:42:12Z
    audio: A la la E
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 94.987
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.814
      additional property: Energy
        type: PropertyValue
        value: 0.92
      additional property: Speechiness
        type: PropertyValue
        value: 0.063
      additional property: Acousticness
        type: PropertyValue
        value: 0.717
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.005
      additional property: Liveness
        type: PropertyValue
        value: 0.067
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.921
      additional property: Loudness (dB)
        type: PropertyValue
        value: -5.915
      additional property: Key Name
        type: PropertyValue
        value: E
      additional property: Mode Name
        type: PropertyValue
        value: Minor
  track: Cuca la Loca
    type: MusicRecording
    duration: PT3M25S
    duration ms: 205659
    explicit: false
    by artist: A Lo Nuestro
    in album: Traigo la Llave - Salsa Dura
      type: MusicAlbum
      date published: 2019-08-22
    genre: flamenco
    genre: flamenco pop
    genre: salsa
    isrc code: COF011204604
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-18T06:31:50+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x0e787199da7efe20a27c5c229ea60f87dab7d38029b0c65f94fc7e48810fd7d1
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 958544
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/958544
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/COF011204604
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-18T12:14:37Z
    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 0x0e787199da7efe20a27c5c229ea60f87dab7d38029b0c65f94fc7e48810fd7d1. Chain 2 (Bitcoin): anchored in block 958544 (2026-07-18T12:14:37Z), 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/COF011204604.
      date published: 2026-07-18T12:14:37Z
    audio: Cuca la Loca
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 97.933
      additional property: Musical Key
        type: PropertyValue
        value: 4
      additional property: Mode (Major/Minor)
      additional property: Time Signature
      additional property: Danceability
      additional property: Energy
      additional property: Speechiness
      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: Moliendo Café

Mode (Major/Minor)
type: PropertyValue
value: 0

Time Signature
type: PropertyValue
value: 4

Danceability
type: PropertyValue
value: 0.863

Energy
type: PropertyValue
value: 0.87

Speechiness
type: PropertyValue
value: 0.071

Acousticness
type: PropertyValue
value: 0.599

Instrumentalness
type: PropertyValue
value: 0

Liveness
type: PropertyValue
value: 0.188

Valence (Positivity)
type: PropertyValue
value: 0.939

Loudness (dB)
type: PropertyValue
value: -5.463

Key Name
type: PropertyValue
value: E

Mode Name
type: PropertyValue
value: Minor

Moliendo Café
type: MusicRecording
duration: PT2M41S
duration ms: 161564
explicit: false
by artist: A Lo Nuestro
in album: Traigo la Llave - Salsa Dura
  type: MusicAlbum
  date published: 2019-08-22
genre: flamenco
genre: flamenco pop
genre: salsa
isrc code: COF011204611
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-18T18:49:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1c1cdb177df24821ea08ba7dade8e7c758ca15cb9b477df24d7f9be2b5b71483
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958600
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958600
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/COF011204611
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-18T19:24:05Z
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 0x1c1cdb177df24821ea08ba7dade8e7c758ca15cb9b477df24d7f9be2b5b71483. Chain 2 (Bitcoin): anchored in block 958600 (2026-07-18T19:24:05Z), 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/COF011204611.
  date published: 2026-07-18T19:24:05Z
audio: Moliendo Café
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 98.908
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.832
  additional property: Energy
    type: PropertyValue
    value: 0.843
  additional property: Speechiness
    type: PropertyValue
    value: 0.058
  additional property: Acousticness
    type: PropertyValue
    value: 0.565
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.215
  additional property: Liveness
    type: PropertyValue
    value: 0.118
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.945
  additional property: Loudness (dB)
    type: PropertyValue
    value: -6.066
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor