Osama Ali Mohammed (; born 25 June 1988) is an Iraqi midfielder who plays with Al-Minaa in Iraq, and for the Iraq national football team. National team debut On 27 May 2013, he made his debut for Ira
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 0x309340c68c0c6bcb5857c1036cb26e11838a7b28e14cf5da905584a5765465c0. Chain 2 (Bitcoin): anchored in block 954618 (2026-06-20T23:05:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c95d9392-88fb-4fff-8631-14a9941865b6.json and https://artists.proofprofile.net/proofs/artist/c95d9392-88fb-4fff-8631-14a9941865b6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).