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 0xa1604fdbb124fb073b47646fda0d6fc1f5eed4060a13d88b320029de6489ada6. 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/690f3ac7-1a36-4294-9c20-f2bf5fb9cec3.json and https://artists.proofprofile.net/proofs/artist/690f3ac7-1a36-4294-9c20-f2bf5fb9cec3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Permanent Skarz (feat. G 5aby & Paxquiao)
Northside Dreams, Southside Nightmares (Deluxe Version)