Herro is a given name and surname. Notable people with the name include: Herro Mustafa (born 1973), American diplomat David Herro, American businessman Tyler Herro (born 2000), American basketball p
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 0x02aab4c4689ba844b66e58ecf42371faf175862ef437f8507d177a1309b5ea04. Chain 2 (Bitcoin): anchored in block 953741 (2026-06-15T04:44:49Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9df4486b-938f-437e-a483-f1dd94255299.json and https://artists.proofprofile.net/proofs/artist/9df4486b-938f-437e-a483-f1dd94255299.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).