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 0x6639492ff898d660d3b54b826e3e8ca176d3ab5bf7681bcff5f546c799e20349. Chain 2 (Bitcoin): anchored in block 953758 (2026-06-15T07:48:25Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/af72c83c-659b-4296-854c-094122e49cfa.json and https://artists.proofprofile.net/proofs/artist/af72c83c-659b-4296-854c-094122e49cfa.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Veludo Marrom, Embolorado (Fernet Com Coca)
Veludo Marrom, Embolorado (Fernet Com Coca) Nightcore
Percebes - O Vento Toca O Seu Rosto E Você Consegue Sentir O Cheiro Do Mar
Romeo (Adriano Cintra Remix) [feat. Adriano Cintra]
Coitadinha Bem Feito - As Canções de Ângela Ro Ro
Guitar Days - an Unlikely Story of Brazilian Music