Nimura (written: lit. "two villages" or ) is a Japanese surname. Notable people with the surname include: , Japanese violinist , Japanese footballer , Japanese baseball player Janice P. Nimura (acti
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
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3aafc17176e4c831ed1edb3efda1833c10178d7b057f1f1e3c5c85e536b9b6c8. Chain 2 (Bitcoin): anchored in block 954638 (2026-06-21T03:45:44Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d388be17-ffdb-4215-b2a0-b4fc92ff2e6d.json and https://artists.proofprofile.net/proofs/artist/d388be17-ffdb-4215-b2a0-b4fc92ff2e6d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).