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 0x61aec7b2c11ae1185053ac08b5bd573365b800f7e8e621e17aa82cbcb7327aa6. Chain 2 (Bitcoin): anchored in block 953689 (2026-06-14T20:27:17Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/69f9debb-974e-40f7-ba61-89e0adeb78c2.json and https://artists.proofprofile.net/proofs/artist/69f9debb-974e-40f7-ba61-89e0adeb78c2.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Holding Back the Years Simply Red Covers
Faraway Kindred the Family Soul Covers (feat. Winsome & Pure Silk)