Judi Singh (May 9, 1945 – July 18, 2021), sometimes spelled Judy Singh, was a Canadian jazz musician based in Edmonton, Alberta, Canada. She was born to Indian and Black parents, making her a biracial
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 0x3ff31ae3fc20caa7194eca85ebba3bc78ac41f0f9f9486345901ca34cf3fb85a. Chain 2 (Bitcoin): anchored in block 953674 (2026-06-14T19:07:16Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/60542374-cd94-4b61-87fc-717d1a69cc97.json and https://artists.proofprofile.net/proofs/artist/60542374-cd94-4b61-87fc-717d1a69cc97.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Have You Heard Judi Singh (Official Soundtrack)