Djadja & Dinaz is a French hip hop duo from Meaux and made up of Gianni Bellou (Djadja) and Azzedine Hedhli (Dinaz). Biography The group received attention in December 2014 with the controversial v
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 0xab826d0f36374b068b1c568d66ef046a5b2032cfe58f91a10dab35176c66b28f. Chain 2 (Bitcoin): anchored in block 953909 (2026-06-16T07:53:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/09b97ddf-6338-422c-999c-abbbcfb86808.json and https://artists.proofprofile.net/proofs/artist/09b97ddf-6338-422c-999c-abbbcfb86808.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).