Eva Novak (February 14, 1898 – April 17, 1988) was an American film actress, who was quite popular during the silent film era. Biography On February 14, 1898, Barbara Eva Novak was born in St. Louis,
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 0xde0a97c796a73130a7d1b97143f0a9d42ae06b34254a022669ccd25883e85992. Chain 2 (Bitcoin): anchored in block 953911 (2026-06-16T08:03:10Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/190adb0d-d860-44db-830d-b8e975ada129.json and https://artists.proofprofile.net/proofs/artist/190adb0d-d860-44db-830d-b8e975ada129.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).