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 0x25b61c3239b937c5c69687e26ea7d4ea044595773def16d68151ca67176b6e6f. Chain 2 (Bitcoin): anchored in block 953770 (2026-06-15T09:50:11Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/bc74fd4b-8399-42ee-80bc-fb63f0491710.json and https://artists.proofprofile.net/proofs/artist/bc74fd4b-8399-42ee-80bc-fb63f0491710.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
A Amizade (feat. Martinho Da Vila, Tunico da Vila, Maria Rita, Péricles, Rappin' Hood, Dudu Nobre, Teresa Cristina, Xande de Pilares, Ana Clara, Adriano Ribeiro, Delacruz, Pretinho da Serrinha & Zeca Pagodinho) - Ao Vivo
Pelo Telefone (feat. Tunico da Vila) - Ao Vivo
O Show Tem que Continuar (feat. Martinho Da Vila, Tunico da Vila, Maria Rita, Péricles, Rappin' Hood, Dudu Nobre, Teresa Cristina, Xande de Pilares, Ana Clara, Adriano Ribeiro, Delacruz, Pretinho da Serrinha & Zeca Pagodinho) - Ao Vivo
A Amizade (feat. Martinho Da Vila, Tunico da Vila, Maria Rita, Péricles, Rappin' Hood, Dudu Nobre, Teresa Cristina, Xande de Pilares, Ana Clara, Adriano Ribeiro, Delacruz, Pretinho da Serrinh