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 0xf536f905454576ccd22df15139f15b03b9cb78e1588ea29236d1f7205e17e9e8. Chain 2 (Bitcoin): anchored in block 953699 (2026-06-14T22:00:24Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/609884ad-40be-42a2-b366-54013ae1c5fd.json and https://artists.proofprofile.net/proofs/artist/609884ad-40be-42a2-b366-54013ae1c5fd.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Sometimes I Feel Like a Motherless Child
In the Shade of the Old Appletree - Live
Joshua Fit the Battle Round Jericho - Live
There's No Christmas Like a Home Christmas