Hardie is a surname. Notable people with the surname include: Albert Hardie, Jr. (born 1987), American professional wrestler Andrew Hardie, Baron Hardie (born 1946), British lawyer and politician
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 0x76c9c8f8cb246c109b77292eb945870aeb462e2a6eda6ea3407a2774178520e1. Chain 2 (Bitcoin): anchored in block 954342 (2026-06-19T03:22:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/8d0d0869-d488-42ba-93bc-4ba38b2fe876.json and https://artists.proofprofile.net/proofs/artist/8d0d0869-d488-42ba-93bc-4ba38b2fe876.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).