丁筱荷
type: MusicGroup
popularity: 2
followers: 90
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa2ebf1e284c3a4ded5ead7c006668e897abc760cf3bceead135fbd736852b1fd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953896
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953896
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0fed393f-3070-47a4-a634-d56fb48fed04.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0fed393f-3070-47a4-a634-d56fb48fed04.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/0fed393f-3070-47a4-a634-d56fb48fed04
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T06:05:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xa2ebf1e284c3a4ded5ead7c006668e897abc760cf3bceead135fbd736852b1fd","name":"丁筱荷","registered_at":"2026-06-15T19:10:21Z","symbol":"NIM0804274","token_address":"0xb0b794d0078751d2d10193445f4a5542e2e58346","type":"artist","uuid":"0fed393f-3070-47a4-a634-d56fb48fed04"}
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 0xa2ebf1e284c3a4ded5ead7c006668e897abc760cf3bceead135fbd736852b1fd. Chain 2 (Bitcoin): anchored in block 953949 (2026-06-16T13:28:01Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0fed393f-3070-47a4-a634-d56fb48fed04.json and https://artists.proofprofile.net/proofs/artist/0fed393f-3070-47a4-a634-d56fb48fed04.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T13:28:01Z
  text: {"copyright_id":"0xa2ebf1e284c3a4ded5ead7c006668e897abc760cf3bceead135fbd736852b1fd","name":"丁筱荷","registered_at":"2026-06-15T19:10:21Z","symbol":"NIM0804274","token_address":"0xb0b794d0078751d2d10193445f4a5542e2e58346","type":"artist","uuid":"0fed393f-3070-47a4-a634-d56fb48fed04"}
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