Joe Mace (born 10 October 1971)BBC 6 Music website Retrieved 15 April 2007. is a British television producer and presenter. Professional life After co-devising and producing Mighty Truck of Stuff, a
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 0x40f6cd88f3653d73ba7bb736b66327a0f0c8381f823f1aeebf7d4e38c1d58302. Chain 2 (Bitcoin): anchored in block 954667 (2026-06-21T07:29:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d88ca6d3-2bf8-474a-a533-9237f20b239b.json and https://artists.proofprofile.net/proofs/artist/d88ca6d3-2bf8-474a-a533-9237f20b239b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).