Yusuf Ahmed (born 24 April 1997) is a Somali professional footballer who plays as a forward for National Premier Leagues Victoria club Avondale and the Somalia national team. A former youth player of
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 0x96ad370878782742a67d96df198ee550970c7f64bc948b5bd20f934c4de95490. Chain 2 (Bitcoin): anchored in block 953928 (2026-06-16T10:21:55Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/1e35e6cb-1125-4f20-9ad5-d964eb5bc575.json and https://artists.proofprofile.net/proofs/artist/1e35e6cb-1125-4f20-9ad5-d964eb5bc575.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).