Somebody's Darling is a 1925 British silent comedy film directed by George A. Cooper and starring Betty Balfour, Rex O'Malley and Fred Raynham.BFI.org The screenplay concerns a young woman who believ
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 0xff01af1fb191100edfc29ba00efe359c09a7b4777d1483a209626b011ab559c3. Chain 2 (Bitcoin): anchored in block 953909 (2026-06-16T07:53:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/138685df-9654-436d-b2b9-17183e7f155d.json and https://artists.proofprofile.net/proofs/artist/138685df-9654-436d-b2b9-17183e7f155d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).