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 0xb9dee965b47e8c8dfe48e45e404f12311c704d3f47bca409fc61360a83d699d7. Chain 2 (Bitcoin): anchored in block 953791 (2026-06-15T13:40:30Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/de81cea5-c36b-473c-90ec-dcd01fb9724c.json and https://artists.proofprofile.net/proofs/artist/de81cea5-c36b-473c-90ec-dcd01fb9724c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Field of Hopes and Dreams (From "Deltarune")
Battle Against an Onett Kraken (From "Earthbound")
Hymn of the Fayth (From "Final Fantasy X")
Find Your Way (from "Final Fantasy VIII")
Great Bay Temple (from "The Legend of Zelda: Majora's Mask")
Milk Bar: An EDM Tribute to Majora's Mask