Leonardo De Freitas & Fabiano
type: MusicGroup
popularity: 5
followers: 542
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb138d48b66c3f7627a162aff6d66ee10ff1c87c027afa43900f2fb8c56abd9b6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954593
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954593
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/bf047490-66ef-4819-a530-da900a27a725.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/bf047490-66ef-4819-a530-da900a27a725.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/bf047490-66ef-4819-a530-da900a27a725
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T19:46:01Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb138d48b66c3f7627a162aff6d66ee10ff1c87c027afa43900f2fb8c56abd9b6","name":"Leonardo De Freitas & Fabiano","registered_at":"2026-06-20T18:20:17Z","symbol":"NIM1679462","token_address":"0x36a86b4026767af015eb9c795d3d4a72a9734309","type":"artist","uuid":"bf047490-66ef-4819-a530-da900a27a725"}
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 0xb138d48b66c3f7627a162aff6d66ee10ff1c87c027afa43900f2fb8c56abd9b6. Chain 2 (Bitcoin): anchored in block 954593 (2026-06-20T19:46:01Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/bf047490-66ef-4819-a530-da900a27a725.json and https://artists.proofprofile.net/proofs/artist/bf047490-66ef-4819-a530-da900a27a725.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T19:46:01Z
  text: {"copyright_id":"0xb138d48b66c3f7627a162aff6d66ee10ff1c87c027afa43900f2fb8c56abd9b6","name":"Leonardo De Freitas & Fabiano","registered_at":"2026-06-20T18:20:17Z","symbol":"NIM1679462","token_address":"0x36a86b4026767af015eb9c795d3d4a72a9734309","type":"artist","uuid":"bf047490-66ef-4819-a530-da900a27a725"}
album: Leonardo De Freitas & Fabiano Ao Vivo
  type: MusicAlbum
  date published: 2017-02-17
album: Canções E Versões
  type: MusicAlbum
  date published: 2017-02-20
album: Tá Rolando Nudes
  type: MusicAlbum
  date published: 2017-04-12
album: Talvez
  type: MusicAlbum
  date published: 2017-08-05
album: Coração De Algodão
  type: MusicAlbum
  date published: 2018-03-25
album: Ciclo Vicioso
  type: MusicAlbum
  date published: 2018-08-18
album: Motivos (No Bar Com Leo & Fabiano)
  type: MusicAlbum
  date published: 2019-08-30
album: Era O Que Faltava
  type: MusicAlbum
  date published: 2019-12-20
album: Tá Cedo ou Já Pode? (Ao Vivo)
  type: MusicAlbum
  date published: 2020-12-26
album: #Osbrabo (Acústico)
  type: MusicAlbum
  date published: 2021-02-01
album: #Sóasbraba 2 na Resenha (Ao Vivo)
  type: MusicAlbum
  date published: 2022-05-19
album: #Sóasbraba 2 na Resenha, Ep. 2 (Ao Vivo)
  type: MusicAlbum
  date published: 2022-07-05
album: #Sóasbraba 2 na Resenha (Deluxe) [Ao Vivo]
  type: MusicAlbum
  date published: 2022-10-06