Engenheiros do Forró
type: MusicGroup
genre: forró
genre: forró tradicional
popularity: 9
followers: 17
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe9652a410a599fc11288367ff88792457fafe719d1dc7c5b665e1600e19e73b3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954346
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954346
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9a30f0a0-d297-4301-9fb9-7c3c442382b1.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/9a30f0a0-d297-4301-9fb9-7c3c442382b1.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/9a30f0a0-d297-4301-9fb9-7c3c442382b1
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-19T03:51:26Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe9652a410a599fc11288367ff88792457fafe719d1dc7c5b665e1600e19e73b3","name":"Engenheiros do Forró","registered_at":"2026-06-17T19:26:27Z","symbol":"NIM1495273","token_address":"0xe6dc92470e69a83751b9955ebb2d711bcf17bb67","type":"artist","uuid":"9a30f0a0-d297-4301-9fb9-7c3c442382b1"}
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 0xe9652a410a599fc11288367ff88792457fafe719d1dc7c5b665e1600e19e73b3. Chain 2 (Bitcoin): anchored in block 954346 (2026-06-19T03:51:26Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9a30f0a0-d297-4301-9fb9-7c3c442382b1.json and https://artists.proofprofile.net/proofs/artist/9a30f0a0-d297-4301-9fb9-7c3c442382b1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-19T03:51:26Z
  text: {"copyright_id":"0xe9652a410a599fc11288367ff88792457fafe719d1dc7c5b665e1600e19e73b3","name":"Engenheiros do Forró","registered_at":"2026-06-17T19:26:27Z","symbol":"NIM1495273","token_address":"0xe6dc92470e69a83751b9955ebb2d711bcf17bb67","type":"artist","uuid":"9a30f0a0-d297-4301-9fb9-7c3c442382b1"}
album: NO TREMENDÃO FORTALEZA -CE AO VIVO 1984
  type: MusicAlbum
  date published: 1984-02-25
album: SÓ AS ANTIGAS AO VIVO 2022
  type: MusicAlbum
  date published: 2022-02-25
album: CESAR MAIA & ENGENHEIROS DO FORRÓ AO VIVO 2022
  type: MusicAlbum
  date published: 2022-02-25
album: CESAR MAIA & ENGENHEIROS DO FORRÓ AO VIVO 2023
  type: MusicAlbum
  date published: 2023-02-24
album: BAÚ 2.0 AO VIVO 2024
  type: MusicAlbum
  date published: 2024-02-25
album: NO SANFONA DO POVO AO VIVO 2024
  type: MusicAlbum
  date published: 2024-02-25
album: ENGENHEIROS DO FORRÓ AO VIVO 2025
  type: MusicAlbum
  date published: 2025-02-02
album: BURDUADA DE FORRÓ AO VIVO 2025
  type: MusicAlbum
  date published: 2025-02-15