1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 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 0x8222ee971c6a017a31279e2313a884e9b9f4d8cba1a85e2581384b85e1793fc4. Chain 2 (Bitcoin): anchored in block 954065 (2026-06-17T08:10:43Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/488e2ec8-bd98-4004-b0ad-5d8f4cd561f0.json and https://artists.proofprofile.net/proofs/artist/488e2ec8-bd98-4004-b0ad-5d8f4cd561f0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The Golden Age of Light Music: Buried Treasure
Associated British Picture Corporation Orchestra
Song of Soho: Rhapsody for Piano and Orchestra (From the film 'Murder Without Crime')
Target for Tonight (Theme from the Film)
There is a Tavern in the Town - Juke Box Fantasy
Popular Melodies (Selection): Don't ask me why, Springtime in Vienna, White Horse Inn, Hallo! Sweet Fairy Doll, Hallo You