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 0x5b4e2efc7cca8d78d32cae61f8a43581e89a36cf4f053876c7904234290738b8. Chain 2 (Bitcoin): anchored in block 953807 (2026-06-15T16:39:18Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e309539e-8f21-43b4-9644-012ec4004958.json and https://artists.proofprofile.net/proofs/artist/e309539e-8f21-43b4-9644-012ec4004958.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
I will never forget you Energetic Doggie
Nattens Vogtere: En Ensom Drøm i Edens Have
Offer a Banquet for the Soul's Nostalgia
Rug i de Gode Tider: En Hundes Sensationsjagt
Canis Custos: Hundeføreren af Afslapningens Rige