A Firma
type: MusicGroup
genre: brazilian hip hop
popularity: 16
followers: 32063
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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 → block must exist at that height 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 artist 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 0xdaa3a794239ccfecc422c0c141c95ed297146e83a8af8809e866d3d0b8a09da4. Chain 2 (Bitcoin): anchored in block 953742 (2026-06-15T04:47:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a02f2a2e-c1c7-46d2-a1f0-10b331746003.json and https://artists.proofprofile.net/proofs/artist/a02f2a2e-c1c7-46d2-a1f0-10b331746003.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T04:47:56Z
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album: Reconhecida
  type: MusicAlbum
  date published: 2000-04-12
  track: Introdução
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  track: África
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  track: Nosso Primeiro Show
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  track: Mundo Ideal
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  track: Nosso Primeiro Show (Continuação)
  track: A Isca
  track: Doideira Na Casa Do Giba
  track: Verdadeiro Ladrão
  track: Nosso Primeiro Show - PART II
  track: Do Your Thing Behave Your Self
  track: Litoral
  track: Quero Te Fazer Feliz
  track: Fica Comigo
  track: Uma Criança Pura Em Teu Ser
  track: Não Vou Te Deixar
  track: Ficar Di Mau
album: A Firma
album: The Fake Cypher
album: Deixa eu te levar
album: Jetlife
album: Catuca
album: Mágica
album: Boa Noite
album: Fada
album: Escuta Esse Som
album: Leva & Traz
album: Nova Fase
album: TheFakeCypher II
track: The Fake Cypher
track: Deixa eu te levar
track: Escuta Esse Som
track: Jetlife
track: Fada
track: Crazy
track: Catuca
track: Mágica
track: Leva & Traz
track: Boa Noite
track: Viva A Vida

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Nosso Primeiro Show (Continuação)
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A Isca
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Doideira Na Casa Do Giba
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Verdadeiro Ladrão
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Nosso Primeiro Show - PART II
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Do Your Thing Behave Your Self
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Litoral
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Quero Te Fazer Feliz
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Fica Comigo
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Uma Criança Pura Em Teu Ser
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Não Vou Te Deixar
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Ficar Di Mau
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A Firma
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track: Crazy
track: Catuca
track: Mágica
track: Leva & Traz
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Crazy
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Mágica
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Boa Noite
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The Fake Cypher
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Deixa eu te levar
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Deixa eu te levar
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Catuca
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Mágica
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Boa Noite
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Fada
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Escuta Esse Som
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Leva & Traz
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Nova Fase
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track: Bandida Chic
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TheFakeCypher II
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The Fake Cypher
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Deixa eu te levar
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Escuta Esse Som
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Jetlife
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Fada
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Crazy
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Catuca
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Mágica
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Leva & Traz
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Boa Noite
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Viva A Vida
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