Lucas Romero
type: MusicGroup
genre: flamenco
description: Lucas Daniel Romero (born 18 April 1994) is an Argentine professional footballer who plays as a defensive midfielder for Campeonato Brasileiro Série A club Cruzeiro. Early life Romero was born and ra
popularity: 10
followers: 390
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additional property: OTSVerifyInstructions
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  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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28155b0ad30601abf44ab9a451419ff3c51d3b6c84cee5c3a15c420aea3a123c. Chain 2 (Bitcoin): anchored in block 954556 (2026-06-20T12:14:15Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ae4cd91f-2b84-454b-84b4-5cb730bee394.json and https://artists.proofprofile.net/proofs/artist/ae4cd91f-2b84-454b-84b4-5cb730bee394.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T12:14:15Z
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album: Calle Gitana
  type: MusicAlbum
  date published: 2017-02-24
  track: El Coco
    type: MusicRecording
    duration: PT4M4S
    duration ms: 244386
    explicit: false
    by artist: Lucas Romero
    in album: Calle Gitana
      type: MusicAlbum
      date published: 2017-02-24
    genre: flamenco
    isrc code: FRZ811608015
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    additional property: OTSVerifyInstructions
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      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
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1633dd3503589443c2f16746bb2b12c2c41689df406d6ce0cdbc9fd2b18ff4c1. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/FRZ811608015.
      date published: 2026-07-05T19:27:56Z
    audio: El Coco
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 170.228
      additional property: Musical Key
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        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: 0.611
      additional property: Energy
        type: PropertyValue
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      additional property: Speechiness
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      additional property: Acousticness
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      additional property: Instrumentalness
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        value: 0.003
      additional property: Liveness
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      additional property: Valence (Positivity)
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        value: 0.605
      additional property: Loudness (dB)
        type: PropertyValue
        value: -12.094
      additional property: Key Name
        type: PropertyValue
        value: E
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Calle Gitana
  type: MusicAlbum
  date published: 2017-03-03
album: LUKITUPAPI
  type: MusicAlbum
  date published: 2017-10-24