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 0xcf0d048d656751a33593b083e6628cd00e5b1ac7aa196ab476075d318c07473f. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/781d2ac3-4954-4088-96b4-1b66021f981d.json and https://artists.proofprofile.net/proofs/artist/781d2ac3-4954-4088-96b4-1b66021f981d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Marvel Avengers Theme (Epic Metal Version)
Marvel Avengers Theme - Epic Metal Version
The Only Thing They Fear Is You - Epic Metal Cover
Elden Ring Main Theme (Epic Metal Cover)
Elden Ring Main Theme - Epic Metal Cover
Divine Beast Dancing Lion - Elden Ring: Shadow of the Erdtree (Metal Cover)
Elden Ring: Shadow of the Erdtree (Metal Cover)