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 0xf894bc61085ba281a746245f31a4513a211179ec2ae3bf7fc710b015e9b1836f. Chain 2 (Bitcoin): anchored in block 953696 (2026-06-14T21:45:57Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/729bb4d2-bb66-4d00-b784-9b342a73c287.json and https://artists.proofprofile.net/proofs/artist/729bb4d2-bb66-4d00-b784-9b342a73c287.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
A Gurgling River Torrente Babbling and Frothing
Flock of Sea Gulls Dancing Above the Crashing Sea
Overflow Stream Down the Gravel Driveway
Rumbling Lake Waves with the Tide Coming In
Rushing Woodland Stream Over a Waterfall
Slow Gentle Island Beach Waves Later in the Day
Very Busy Woodland Stream After the Rain