Banda Efeito A
type: MusicGroup
genre: brega
popularity: 12
followers: 1388
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe879d4bdf4787c94b06d6343382807cf70ad4bc5215c816ef2b07d8c0fe0b5d1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953808
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953808
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f51d92a3-c0ee-451d-b234-4cbca2735a74.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f51d92a3-c0ee-451d-b234-4cbca2735a74.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f51d92a3-c0ee-451d-b234-4cbca2735a74
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T16:45:15Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xe879d4bdf4787c94b06d6343382807cf70ad4bc5215c816ef2b07d8c0fe0b5d1","name":"Banda Efeito A","registered_at":"2026-06-15T06:16:18Z","symbol":"NIM0707852","token_address":"0x4b0863d26bada1cbc599eec56717bb8abb51b5af","type":"artist","uuid":"f51d92a3-c0ee-451d-b234-4cbca2735a74"}
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 0xe879d4bdf4787c94b06d6343382807cf70ad4bc5215c816ef2b07d8c0fe0b5d1. Chain 2 (Bitcoin): anchored in block 953842 (2026-06-15T22:22:30Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f51d92a3-c0ee-451d-b234-4cbca2735a74.json and https://artists.proofprofile.net/proofs/artist/f51d92a3-c0ee-451d-b234-4cbca2735a74.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T22:22:30Z
  text: {"copyright_id":"0xe879d4bdf4787c94b06d6343382807cf70ad4bc5215c816ef2b07d8c0fe0b5d1","name":"Banda Efeito A","registered_at":"2026-06-15T06:16:18Z","symbol":"NIM0707852","token_address":"0x4b0863d26bada1cbc599eec56717bb8abb51b5af","type":"artist","uuid":"f51d92a3-c0ee-451d-b234-4cbca2735a74"}
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