Zepa Boy
type: MusicGroup
popularity: 2
followers: 439
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x131b87f9d07367c0375ce7d69abae1b58bf5880428f757f4809ce68fa3a3dfc5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954038
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954038
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3e2dd240-c87b-4616-b04c-2641c19eec4d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3e2dd240-c87b-4616-b04c-2641c19eec4d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/3e2dd240-c87b-4616-b04c-2641c19eec4d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T02:57:22Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x131b87f9d07367c0375ce7d69abae1b58bf5880428f757f4809ce68fa3a3dfc5","name":"Zepa Boy","registered_at":"2026-06-16T11:17:29Z","symbol":"NIM1035145","token_address":"0xba8a28f8d62d7e49f53c7f11b559aa0e27cc4548","type":"artist","uuid":"3e2dd240-c87b-4616-b04c-2641c19eec4d"}
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 0x131b87f9d07367c0375ce7d69abae1b58bf5880428f757f4809ce68fa3a3dfc5. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3e2dd240-c87b-4616-b04c-2641c19eec4d.json and https://artists.proofprofile.net/proofs/artist/3e2dd240-c87b-4616-b04c-2641c19eec4d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0x131b87f9d07367c0375ce7d69abae1b58bf5880428f757f4809ce68fa3a3dfc5","name":"Zepa Boy","registered_at":"2026-06-16T11:17:29Z","symbol":"NIM1035145","token_address":"0xba8a28f8d62d7e49f53c7f11b559aa0e27cc4548","type":"artist","uuid":"3e2dd240-c87b-4616-b04c-2641c19eec4d"}
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