Independent check

Check any Blinko round

This page recomputes a finished round from the values the server revealed. Everything runs in your browser: nothing you paste here is sent anywhere, and the result does not depend on trusting playblinko.co.

Updated 8 SEPT 2026 · Reading time 1 min

Verification needs JavaScript, because the check is deliberately performed on your device rather than on our server. The full algorithm is published on the provably fair page, so you can also reimplement it yourself in any language with SHA-256 and HMAC-SHA-256.

Read the algorithm →

Which kind of round?

Blinko runs two fairness schemes. Checking a round against the wrong one will make an honest round look rigged.

Solo or LIVE roundA round from the LIVE tab or solo play PvP duelA duel against another player

Round values

serverSeed · hex, revealed after the round clientSeed nonce prevHash / commit · published before the round B · blast point in degrees, optional

serverSeed · hex, 64 characters matchId roundId generation roundNonce hostClientSeed · hex guestClientSeed · hex commit · published before the round thresholdCent · optional initialHolder · host or guest, optional

Where to find these values

Open a settled TEST or USDT round in your history. The revealed server seed, both client seeds, the identifiers and the counters are shown there once the round has finished.

How this works →