"Girls on Film" is the third single by the English pop rock band Duran Duran, released on 13 July 1981. It became Duran Duran's first top 10 hit on the UK Singles Chart, peaking at number 5 in July 19
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 0x5448cf3b9371abf312ec6864f4b6794c47f69b5559fd2e063f880c604b7e14a8. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/631af459-7e06-42f6-8ab1-c712bf68cdb5.json and https://artists.proofprofile.net/proofs/artist/631af459-7e06-42f6-8ab1-c712bf68cdb5.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Erotica "A Tribute To the Songs of Madonna"