Mise à jour is the fourth studio album by French singer M. Pokora, released on 23 August 2010. The lead single "Juste une photo de toi" was released on June 7. The second French edition of the album
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 0x33ca809ea3c4fe721033399a80ad3a073f0ca07884e1e125fbc6e59f697c6211. Chain 2 (Bitcoin): anchored in block 954342 (2026-06-19T03:22:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/8f8ebea5-b5c1-4350-b532-91b24d009ed7.json and https://artists.proofprofile.net/proofs/artist/8f8ebea5-b5c1-4350-b532-91b24d009ed7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).