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 0x44d91de6b58328d4299c0ca74f140b582cc3a3f73cf6b29bc01d97b590bad22e. Chain 2 (Bitcoin): anchored in block 953742 (2026-06-15T04:47:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/77562015-166c-4c7b-a783-4be65b2fa737.json and https://artists.proofprofile.net/proofs/artist/77562015-166c-4c7b-a783-4be65b2fa737.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Toma E Depois Desce - Ao Vivo Em Maringá / 2019
Cerveja De Garrafa (Fumaça Que Eu Faço) - Ao Vivo Em São Paulo / 2017
Te Quiero Mas (Português Remake Version)