RyuLand Raffles
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Check the draw yourself

Your browser downloads everything we published about this raffle and redoes every step on its own, with the same maths we used. Nothing below is taken on our word: green means your computer got the same result.

Recomputing in your browser…

Check it offline

Don't want to trust this page either? The same checks run as a small script on your own computer — plain Node.js 18 or newer, no installs, short enough to read in a few minutes.

  1. Download the script: raffle-verify.mjs
    curl -o raffle-verify.mjs https://raffle.ryu.land/api/raffle/verify-script
  2. Run it on this raffle's proof (add --drand to also compare the rounds with drand's servers):
    node raffle-verify.mjs https://raffle.ryu.land/api/raffle/proof/test

It prints the same checklist and exits with code 1 if anything does not match. You can also save the proof as a file and pass the file instead of the address.

Open the proof as JSON

Check a proof you saved

Paste a proof (JSON) you downloaded earlier — for example to make sure nothing changed since.