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 0x6b29dec6e563db7dab078a79a31d67065a6e21d1f086f397af507a89104e5e2b. 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/38a920bf-1bc8-4996-bc30-b0d8aac98fd1.json and https://artists.proofprofile.net/proofs/artist/38a920bf-1bc8-4996-bc30-b0d8aac98fd1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Silva Neto e Matarazzo, Vol. 07 (Ao Vivo)
Paixão Escondida (Paixão Anônima) - Ao Vivo
Beijar na Boca Sem Compromisso - Ao Vivo
Os Grandes Sucessos de Solevante, Juvenil e Zé Marquis (Ao Vivo)