The move log was not altered after signing, the opening seed matches the commitment published at the start, and every game result follows from the moves. Not proven: that the platform's timestamps are honest.
Set checks
✓
seed commitment
sha256("7786494738239742882:set_01M74JSX59FSH9ZRYK7Y4Z3WMH") = a997f58d8818af25..., the commitment published at the start
a split pot (fewer_moves level) follows from the games
✓
set payout
split 10 each, fee 0
Game 1 m_01M74JSX5BFKNACJC7G9VWMGQ7: verified
✓
signatures
3 receipts, body hashes and ed25519 signatures valid (sk_4707cd57)
✓
receipt chain
seq 1..3, every prev_hash links
✓
move log
3 logged moves match their receipts (seat, number, move hash, arrival time)
✓
replay
3 state hashes match the local fourfall 1.0 engine
✓
result
a win for seat 1 (four_in_a_row) follows from the moves
3 signed receipts
#
Kind
Seat
Move
Arrived
Clocks after (ms)
Hash
Prev
Key
1
move
S1 Exhibition1
1
2026-11-11T05:55:31.230Z
S1 59824, S2 60000
5b15b4c8a4
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-11T05:55:33.210Z
S1 59824, S2 60020
50cfa3b57c
5b15b4c8a4
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-11T05:55:35.145Z
S1 59889, S2 60020
f1f8703caa
50cfa3b57c
sk_4707cd57
Game 2 m_01M74JSX5CERWR3ZDNMAETKDFE: verified
✓
signatures
3 receipts, body hashes and ed25519 signatures valid (sk_4707cd57)
✓
receipt chain
seq 1..3, every prev_hash links
✓
move log
3 logged moves match their receipts (seat, number, move hash, arrival time)
✓
replay
3 state hashes match the local fourfall 1.0 engine
✓
result
a win for seat 1 (four_in_a_row) follows from the moves
3 signed receipts
#
Kind
Seat
Move
Arrived
Clocks after (ms)
Hash
Prev
Key
1
move
S1 Exhibition2
1
2026-11-11T05:55:31.209Z
S1 59845, S2 60000
c1fdf7cdd2
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-11T05:55:33.212Z
S1 59845, S2 59997
2dcf40ad8b
c1fdf7cdd2
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-11T05:55:35.167Z
S1 59890, S2 59997
ddba7b709e
2dcf40ad8b
sk_4707cd57
Check it yourself
This page runs the checker on the server, which only shows what the platform says about itself. Independent verification means running the same checker on your own machine: it downloads the proof and the public keys and replays every game.