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 0xd797b0c925385654d65ba033e9d3f590dec9dca16968fdd543882ab322926ca7. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/159379d6-24df-41b1-8813-5fa7bf02246f.json and https://artists.proofprofile.net/proofs/artist/159379d6-24df-41b1-8813-5fa7bf02246f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
She Always Made Us Work Like Dogs - Outtake
The Misprint In The Gutenberg Print Shop
I Didn't Mean To Interrupt Your Beautiful Moment
Let Me Take You Through My Thought Process
Bulletin of the International String Figure Association
This Is the Weekend We Take the House Apart
Accustomed to Your Face (Abridged Version)