Martin King Arthur (born 15 April 1990), popularly known as Kofi Kinaata, is a Ghanaian musician and songwriter from Takoradi. Known for his Fante rap and freestyle, he is often referred to by the mon
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 0x3e1d94ed631a31bb8f4a5f6bbbf40b759ea181752137b6626f361b52f4f39593. Chain 2 (Bitcoin): anchored in block 954516 (2026-06-20T07:04:44Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a11ec052-206d-428f-b9d5-3cb71676f21c.json and https://artists.proofprofile.net/proofs/artist/a11ec052-206d-428f-b9d5-3cb71676f21c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).