Kaifi Khalil (; born 2 September 1996) is a Pakistani singer-songwriter and composer based in Karachi. He rose to prominence in 2022 after his debut in Coke Studio's Balochi song "Kana Yaari". His son
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 0xc2eb90afa77e4d4d3db7ce271a5d126fdd79f09d96e6d02ec3fd1721b526b92f. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/21d1e64b-7fde-4327-8766-01172270668c.json and https://artists.proofprofile.net/proofs/artist/21d1e64b-7fde-4327-8766-01172270668c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Mujhe Pyaar Hua tha (Original Soundtrack)