Nelson Latif
type: MusicGroup
genre: brazilian jazz
popularity: 10
followers: 262
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/1bd5fb2e-a4b2-4705-b556-7da949711834
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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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcff9acadba5c3fc4fab9ce9c300c9f56418b9aff9f97dc22031404bdc51eae3d. Chain 2 (Bitcoin): anchored in block 953923 (2026-06-16T09:51:37Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/1bd5fb2e-a4b2-4705-b556-7da949711834.json and https://artists.proofprofile.net/proofs/artist/1bd5fb2e-a4b2-4705-b556-7da949711834.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T09:51:37Z
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album: Trio Baru: Alma Brasileira
  type: MusicAlbum
  date published: 2019-12-16
album: Tributo a João Pernambuco
  type: MusicAlbum
  date published: 2020-01-01
album: Movimento
  type: MusicAlbum
  date published: 2020-01-08
album: Carlinhos 7 Cordas: 50 Anos de Choro
  type: MusicAlbum
  date published: 2020-02-17
album: Carlinhos 7 Cordas: 50 Anos de Choro
  type: MusicAlbum
  date published: 2020-02-17
album: Choro, Samba e Afins
  type: MusicAlbum
  date published: 2020-05-08
album: Choramundo
  type: MusicAlbum
  date published: 2020-05-11
album: Choramundo
  type: MusicAlbum
  date published: 2020-05-11
  track: Costa da Mina
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    by artist: Nelson Latif
    in album: Choramundo
      type: MusicAlbum
      date published: 2020-05-11
    genre: brazilian jazz
    isrc code: NLEH52000010
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    additional property: OTSVerificationAPI
      type: PropertyValue
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    additional property: OTSTimestamp
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      value: 2026-07-05T01:12:41Z
    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
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x79d0df016c04e6a54910d535f6416e30b1614228b0d671cedecf6859d1113aef. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/NLEH52000010.
      date published: 2026-07-05T01:12:41Z
    audio: Costa da Mina
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      additional property: Tempo (BPM)
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        value: 112.798
      additional property: Musical Key
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        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
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      additional property: Energy
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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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      additional property: Liveness
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        value: 0.103
      additional property: Valence (Positivity)
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        value: 0.645
      additional property: Loudness (dB)
        type: PropertyValue
        value: -7.967
      additional property: Key Name
        type: PropertyValue
        value: C
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Trio Baru: Dez Anos (Live)
  type: MusicAlbum
  date published: 2020-08-14
album: Trio Baru: Dez Anos (Live)
  type: MusicAlbum
  date published: 2020-08-14
  track: Ponteio - Live
album: Trio Baru: Quinze Anos
  type: MusicAlbum
  date published: 2020-11-20
album: Trio Baru: Baião de Lacan
  type: MusicAlbum
  date published: 2021-04-27
album: Trio Baru: Dr. Sabe Tudo
  type: MusicAlbum
  date published: 2021-06-11
album: Mestre Samara: Cantigas de Roda
  type: MusicAlbum
  date published: 2022-11-28
album: Trio Baru: Forrozin / Lamento Sertanejo
  type: MusicAlbum
  date published: 2024-11-04
album: CEPA: Batuco e Danço
  type: MusicAlbum
  date published: 2025-04-13
album: Trio Baru: La Frontera
  type: MusicAlbum
  date published: 2025-05-30
album: Trio Baru: Canudos
  type: MusicAlbum
  date published: 2025-06-13
album: Trio Baru: Casca de Castanha
  type: MusicAlbum
  date published: 2025-08-18

Ponteio - Live
type: MusicRecording
duration: PT3M41S
duration ms: 221354
explicit: false
by artist: Nelson Latif
in album: Trio Baru: Dez Anos (Live)
  type: MusicAlbum
  date published: 2020-08-14
genre: brazilian jazz
isrc code: SE6A92034730
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additional property: CopyrightStatus
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  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
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
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  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e876e42f140035bdd64e7669eff52756ad3c83a16a92776ecdd7a8aaeee2df4. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), 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/SE6A92034730.
  date published: 2026-07-02T03:30:09Z
audio: Ponteio - Live
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
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    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
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  additional property: Valence (Positivity)
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    value: 0.712
  additional property: Loudness (dB)
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  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
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