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 0xaafa788e3e807dfc32b2fef1e2e6c38a8ae6f85bc94a71c730d97def8a85efbc. Chain 2 (Bitcoin): anchored in block 953638 (2026-06-14T13:10:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/398346e6-29b1-4938-9ea6-9f215a0f3795.json and https://artists.proofprofile.net/proofs/artist/398346e6-29b1-4938-9ea6-9f215a0f3795.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Jongo Da Serrinha, Prece A Vovó Maria Joana
A Lua Girou , Poema De Jorge Mautner , O Negro E A Lua
Dançando Caxambu, Quero Ver Quem Dança Jongo
Jongueiro Canta, Ah! Meu Deus Do Céu _ Adeus