Zaki () is an Arabic male name and surname. Zaki is a Quranic name meaning "pure", "virtuous", or "intelligent". People with the given name Zaki al-Arsuzi (1899–1998), Syrian politician Zaki Tun A
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 0x8383aa03578a93d9a262aa4b196bce3f394e2758768a2726b7b22ad616bcf55a. Chain 2 (Bitcoin): anchored in block 953955 (2026-06-16T14:29:53Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2680b3a0-91f2-468b-9afc-fa41dd7ec6ae.json and https://artists.proofprofile.net/proofs/artist/2680b3a0-91f2-468b-9afc-fa41dd7ec6ae.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).