J Brom
type: MusicGroup
genre: jazz rap
popularity: 23
followers: 119
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcd9c30d7621b1c34456139884cfc8077983048cdacfa7c6ce88e0833aa78f784
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/958a748e-0374-4bed-9b1c-c3545f8abe6b.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/958a748e-0374-4bed-9b1c-c3545f8abe6b.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/958a748e-0374-4bed-9b1c-c3545f8abe6b
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xcd9c30d7621b1c34456139884cfc8077983048cdacfa7c6ce88e0833aa78f784","name":"J Brom","registered_at":"2026-06-12T04:58:40Z","symbol":"NIM0193825","token_address":"0x9f9d06cf3df36e779b3373953a5bb6686ca49977","type":"artist","uuid":"958a748e-0374-4bed-9b1c-c3545f8abe6b"}
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 0xcd9c30d7621b1c34456139884cfc8077983048cdacfa7c6ce88e0833aa78f784. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/958a748e-0374-4bed-9b1c-c3545f8abe6b.json and https://artists.proofprofile.net/proofs/artist/958a748e-0374-4bed-9b1c-c3545f8abe6b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0xcd9c30d7621b1c34456139884cfc8077983048cdacfa7c6ce88e0833aa78f784","name":"J Brom","registered_at":"2026-06-12T04:58:40Z","symbol":"NIM0193825","token_address":"0x9f9d06cf3df36e779b3373953a5bb6686ca49977","type":"artist","uuid":"958a748e-0374-4bed-9b1c-c3545f8abe6b"}
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