Provably Fair Hash Verifier

Verify round outcomes using client-side cryptographic hashing. Supports Lucky Jet, Aviator, and standard crash protocols.

# Provably Fair Hash Verifier

Zero-trust client-side HMAC-SHA256 reproduction running via Web Crypto API.

Client-Side Execution

Game Protocol Preset

Server Seed (Plaintext / Revealed)

Client Seed

Nonce (Round Number)

Open your betting history in Lucky Jet, Aviator, or your supported crash game lobby.
Click the Provably Fair or Fairness icon next to the completed round.
Copy the Server Seed, Client Seed, and Nonce values.
Paste the values into the fields above and verify that the calculated multiplier matches your bet history with 100% mathematical precision.