Heidi Jahns
type: MusicGroup
genre: schlager
genre: schlagerparty
popularity: 3
followers: 484
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc9c0f43c8fe4c9e64a612f1f79b0043722eafe812fb9751c752b63981cf9413a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954667
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954667
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e0fc50a6-5d22-4ff9-a8b7-1a4ccc84311e.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/e0fc50a6-5d22-4ff9-a8b7-1a4ccc84311e.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/e0fc50a6-5d22-4ff9-a8b7-1a4ccc84311e
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T07:29:20Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc9c0f43c8fe4c9e64a612f1f79b0043722eafe812fb9751c752b63981cf9413a","name":"Heidi Jahns","registered_at":"2026-06-21T06:25:27Z","symbol":"NIM1847841","token_address":"0x8baf69e14a885c444ab45ecbf256f8253efa6c1e","type":"artist","uuid":"e0fc50a6-5d22-4ff9-a8b7-1a4ccc84311e"}
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 0xc9c0f43c8fe4c9e64a612f1f79b0043722eafe812fb9751c752b63981cf9413a. Chain 2 (Bitcoin): anchored in block 954667 (2026-06-21T07:29:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e0fc50a6-5d22-4ff9-a8b7-1a4ccc84311e.json and https://artists.proofprofile.net/proofs/artist/e0fc50a6-5d22-4ff9-a8b7-1a4ccc84311e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T07:29:20Z
  text: {"copyright_id":"0xc9c0f43c8fe4c9e64a612f1f79b0043722eafe812fb9751c752b63981cf9413a","name":"Heidi Jahns","registered_at":"2026-06-21T06:25:27Z","symbol":"NIM1847841","token_address":"0x8baf69e14a885c444ab45ecbf256f8253efa6c1e","type":"artist","uuid":"e0fc50a6-5d22-4ff9-a8b7-1a4ccc84311e"}
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