Peper is a surname. Notable people with the name include: Bram Peper (1940–2022), Dutch politician of the Labour Party Ferdinand Peper (born 1961), Dutch theoretical computer scientist Roberto Peper
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 0x76642b4b1711003d21628f9514dd2088afef10ccad5dbcaa07c435c7f7e2309f. Chain 2 (Bitcoin): anchored in block 953950 (2026-06-16T13:35:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/24c30a47-edd5-489e-bbf0-27cae399bf6d.json and https://artists.proofprofile.net/proofs/artist/24c30a47-edd5-489e-bbf0-27cae399bf6d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).