right|thumb|La Jolla beachfront, one of the filming locations for the film in particular where Cameron meets Nina. The Stunt Man is a 1980 American satirical psychological black comedy film starring 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 0xb902c89773845bc8832b344058569fe0eb86f8cee51487f3502483be794a93f6. Chain 2 (Bitcoin): anchored in block 953742 (2026-06-15T04:47:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/90181cb6-fd68-48aa-9823-f07fdcb7bacc.json and https://artists.proofprofile.net/proofs/artist/90181cb6-fd68-48aa-9823-f07fdcb7bacc.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The Overview Effect NS-18 (Hayden Baptiste Remix)