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 0x79b03de3517625f60e9a05d3fc959ffe04f3d8847522945df232426a8c228ef8. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/86461c9e-0e7e-4711-b2e3-2a12e441acbb.json and https://artists.proofprofile.net/proofs/artist/86461c9e-0e7e-4711-b2e3-2a12e441acbb.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Os Gauchinhos de Deus, Vol. 3 (Playback)
Nada Me Separará do Amor de Deus - Playback
Minhas Canções na Voz de os Gauchinhos de Deus