Trunzo is a surname. Notable people with the surname include: Amanda Trunzo (born 1989), American women's ice hockey player Caesar Trunzo (1926–2013), American 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 0x6d490d7a7a7b1b8b43b3bb99075e3046ca879b1d4453f37acff56d6d14362719. 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/d3e0579e-2b88-4ec1-a01c-3e2973a2a208.json and https://artists.proofprofile.net/proofs/artist/d3e0579e-2b88-4ec1-a01c-3e2973a2a208.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).