"Watawi" is a song by Nigerian singer and songwriter CKay, featuring fellow Nigerian singer Davido, alongside a South African rapper Focalistic, and record producer Abidoza. It was released on 17 June
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 0x05a46ba0bd6634ad4ef78f223398ac9be6e69ed2f8070d2f343dd6d06fd7a6ec. Chain 2 (Bitcoin): anchored in block 953694 (2026-06-14T21:38:09Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/6e44d74f-5a04-4c46-ad7e-1f567c97fbfe.json and https://artists.proofprofile.net/proofs/artist/6e44d74f-5a04-4c46-ad7e-1f567c97fbfe.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).