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 0x4e3ef57ab8e1a86d5f48634377845b5dbf4cb2ea36148f8f06fc8cc464f160ac. Chain 2 (Bitcoin): anchored in block 953636 (2026-06-14T13:03:42Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3594e02c-6704-44d6-9fe2-ef8006c8db3e.json and https://artists.proofprofile.net/proofs/artist/3594e02c-6704-44d6-9fe2-ef8006c8db3e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Amanajé Sound System no Estúdio Showlivre (Ao Vivo)