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 0xcba0942189c4f54d253ae95af16ac6ae97bb9c62ce77788c57fcce82bf24b8b8. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0c93e2ac-706a-425a-bb1e-01f0f11b4cf5.json and https://artists.proofprofile.net/proofs/artist/0c93e2ac-706a-425a-bb1e-01f0f11b4cf5.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Essa Tal Liberdade / Marrom Bombom (Ao Vivo)
Essa Tal Liberdade / Marrom Bombom - Ao Vivo
Baile do Lampreia (Ao Vivo no Porto Maravilha)
Você Me Atrasa (Ao Vivo no Porto Maravilha)
Sem Dó / Carol ou Clarisse (Ao Vivo no Porto Maravilha)
Rainha da Minha Vida (Ao Vivo no Porto Maravilha)
Fazer Falta (Ao Vivo no Porto Maravilha)
Essa Tal Liberdade / Marrom Bombom (Ao Vivo no Porto Maravilha)