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 0x232a60e698fa45077e51ad1865c658d6b41e4e565312038e9692a967cb8a2a3b. Chain 2 (Bitcoin): anchored in block 953625 (2026-06-14T11:37:06Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/282cbc99-67b8-446f-8a43-b1284c26417d.json and https://artists.proofprofile.net/proofs/artist/282cbc99-67b8-446f-8a43-b1284c26417d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
A song for the young revolted middle class people
Compilation VS-Webzine: Le Meilleur Du Métal