Eddie Hardin
type: MusicGroup
genre: baroque pop
genre: power pop
description: Eddie Hardin (19 February 1949 – 22 July 2015) was an English rock pianist and singer-songwriter. Born Edward Harding, he was best known for his associations with the Spencer Davis Group, Axis Point,
popularity: 4
followers: 240
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x70423f88edcb5ec676bf1bec333eaa7525f7adc8bbdbe18206239db504bfbb7c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954728
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954728
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/fc971f58-0349-4f6c-b798-78ebebdc8d7d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/fc971f58-0349-4f6c-b798-78ebebdc8d7d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/fc971f58-0349-4f6c-b798-78ebebdc8d7d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T18:08:38Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x70423f88edcb5ec676bf1bec333eaa7525f7adc8bbdbe18206239db504bfbb7c","name":"Eddie Hardin","registered_at":"2026-06-21T17:20:14Z","symbol":"NIM1985352","token_address":"0x7e8003e69f9aaf4d812529af086e5568402ee67c","type":"artist","uuid":"fc971f58-0349-4f6c-b798-78ebebdc8d7d"}
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 0x70423f88edcb5ec676bf1bec333eaa7525f7adc8bbdbe18206239db504bfbb7c. Chain 2 (Bitcoin): anchored in block 954728 (2026-06-21T18:08:38Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/fc971f58-0349-4f6c-b798-78ebebdc8d7d.json and https://artists.proofprofile.net/proofs/artist/fc971f58-0349-4f6c-b798-78ebebdc8d7d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T18:08:38Z
  text: {"copyright_id":"0x70423f88edcb5ec676bf1bec333eaa7525f7adc8bbdbe18206239db504bfbb7c","name":"Eddie Hardin","registered_at":"2026-06-21T17:20:14Z","symbol":"NIM1985352","token_address":"0x7e8003e69f9aaf4d812529af086e5568402ee67c","type":"artist","uuid":"fc971f58-0349-4f6c-b798-78ebebdc8d7d"}
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