Halden Electric
type: MusicGroup
popularity: 3
followers: 202
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd82e9ec1c3d2181f886abb397e49b8e72767b20c4027a90d534faaaf000fcd6a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953978
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953978
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2c39a362-7ca2-4d5c-9063-9df0ac18394f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2c39a362-7ca2-4d5c-9063-9df0ac18394f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/2c39a362-7ca2-4d5c-9063-9df0ac18394f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T17:11:18Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xd82e9ec1c3d2181f886abb397e49b8e72767b20c4027a90d534faaaf000fcd6a","name":"Halden Electric","registered_at":"2026-06-16T04:54:46Z","symbol":"NIM0943764","token_address":"0xec0a8e0567e783154e39afc3b5c111725277061f","type":"artist","uuid":"2c39a362-7ca2-4d5c-9063-9df0ac18394f"}
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 0xd82e9ec1c3d2181f886abb397e49b8e72767b20c4027a90d534faaaf000fcd6a. Chain 2 (Bitcoin): anchored in block 953980 (2026-06-16T17:16:51Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2c39a362-7ca2-4d5c-9063-9df0ac18394f.json and https://artists.proofprofile.net/proofs/artist/2c39a362-7ca2-4d5c-9063-9df0ac18394f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T17:16:51Z
  text: {"copyright_id":"0xd82e9ec1c3d2181f886abb397e49b8e72767b20c4027a90d534faaaf000fcd6a","name":"Halden Electric","registered_at":"2026-06-16T04:54:46Z","symbol":"NIM0943764","token_address":"0xec0a8e0567e783154e39afc3b5c111725277061f","type":"artist","uuid":"2c39a362-7ca2-4d5c-9063-9df0ac18394f"}
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