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 artist was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4ca65224a48e8dcfe1525affbe9ab54e50925908919a49a799612d937340758. Chain 2 (Bitcoin): anchored in block 953699 (2026-06-14T22:00:24Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/71ad8815-63e0-4538-9a05-13178e36b8b7.json and https://artists.proofprofile.net/proofs/artist/71ad8815-63e0-4538-9a05-13178e36b8b7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Doch man kann nur auf einer Hochzeit tanzen
... doch man kann nur auf einer Hochzeit tanzen
Die ostdeutsche Schlagerparade der 60er Jahre
Ost Schlager: Im Osten geht die Sonne auf