Malemort (; ) is a commune in the Corrèze department of southern France. The municipality was established on 1 January 2016 and consists of the former communes of Malemort-sur-Corrèze and Venarsal.Arr
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 0x6e5dd49f3885fddd7782b341a6bcf900e02b8308de29d8c48ab21d48c114b24c. Chain 2 (Bitcoin): anchored in block 954549 (2026-06-20T10:56:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/aab246a8-20d4-4139-842f-c7c6fad3d625.json and https://artists.proofprofile.net/proofs/artist/aab246a8-20d4-4139-842f-c7c6fad3d625.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).