Raffle…
When this raffle was created, Tessera locked a secret seed and published only its fingerprint (sha256). After the winners are public the seed is revealed. If the seed matches the fingerprint and re-running the draw gives the same winners, nobody changed the result.
tessera-cr-v145b47b1ff68ecaae9976850b67f6e03292f882f47451bb3d7520e94e35835961The open-source checker re-computes the seed fingerprint, the entry pool and the winner order from the public proof. It needs only Python 3.
git clone https://github.com/Hugg1337/raffle-platform cd raffle-platform python3 backend/scripts/verify_draw.py https://api.tesserapp.org/raffles/739ade4b-1dce-497c-83ce-c0e152e48ab3/draw-proof
Raw proof: draw-proof JSON · How provably fair draws work