欧阳婉晴
type: MusicGroup
genre: vinahouse
popularity: 2
followers: 26
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa0c61e1083503a075acad9f0ae8aadb4b7371342b321abb969acce9917c08bd6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954784
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954784
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e68b6951-4b4b-4da4-ad66-8758e6df2d68.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e68b6951-4b4b-4da4-ad66-8758e6df2d68.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/e68b6951-4b4b-4da4-ad66-8758e6df2d68
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-22T02:53:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa0c61e1083503a075acad9f0ae8aadb4b7371342b321abb969acce9917c08bd6","name":"欧阳婉晴","registered_at":"2026-06-21T08:40:43Z","symbol":"NIM1878162","token_address":"0xee3879d8fefde5125c65b037a6de4571302c5639","type":"artist","uuid":"e68b6951-4b4b-4da4-ad66-8758e6df2d68"}
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 0xa0c61e1083503a075acad9f0ae8aadb4b7371342b321abb969acce9917c08bd6. Chain 2 (Bitcoin): anchored in block 954784 (2026-06-22T02:53:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e68b6951-4b4b-4da4-ad66-8758e6df2d68.json and https://artists.proofprofile.net/proofs/artist/e68b6951-4b4b-4da4-ad66-8758e6df2d68.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-22T02:53:59Z
  text: {"copyright_id":"0xa0c61e1083503a075acad9f0ae8aadb4b7371342b321abb969acce9917c08bd6","name":"欧阳婉晴","registered_at":"2026-06-21T08:40:43Z","symbol":"NIM1878162","token_address":"0xee3879d8fefde5125c65b037a6de4571302c5639","type":"artist","uuid":"e68b6951-4b4b-4da4-ad66-8758e6df2d68"}
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