thumb|Kensington Road from the Royal Albert Hall, looking west.Kensington RoadKensington Road Guide — Kensington, London W8, LondonTown.com. is a section of road in the Royal Borough of Kensington and
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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 entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x088a639c20dbba4d052514a4aab57955620056f59caacaf55ecdc000555ca1ed. Chain 2 (Bitcoin): anchored in block 953997 (2026-06-16T20:07:57Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2a775670-c2c2-4b93-ba73-2e2c65ae93e1.json and https://artists.proofprofile.net/proofs/artist/2a775670-c2c2-4b93-ba73-2e2c65ae93e1.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).