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 0x5f5bec8a3e04bce00ab63a8f23121fa8550427256b59429a0866770e487315e4. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/922254f4-420c-40f7-8ac1-a2c95327ea1d.json and https://artists.proofprofile.net/proofs/artist/922254f4-420c-40f7-8ac1-a2c95327ea1d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
La Gran Coleccion Del 60 Aniversario CBS - Los Johnny Jets
Deja De Llorar - (Everything's all right)
Trabajando En La Mina De Carbon (Working In The Coal Mine)
Todos Queremos a Lupe (Everybody Do the Sloopy)