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("8208426598014430861:set_01M7G5VZ16E808GV2Y3RGWKGV4") = d03be786a83316f4..., the commitment published at the start
a split pot (fewer_moves level) follows from the games
✓
set payout
split 20 each, fee 0
Game 1 m_01M7G5VZ19E7HRWZVS5TP74CSC: 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
2026-11-15T18:00:20.405Z
S1 59796, S2 60000
d9fbf58a83
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-15T18:00:22.377Z
S1 59796, S2 60028
f7d2a0689b
d9fbf58a83
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-15T18:00:24.315Z
S1 59858, S2 60028
f47c57e7a9
f7d2a0689b
sk_4707cd57
Game 2 m_01M7G5VZ1AEMDAYTBHW2RSD8SM: 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
2026-11-15T18:00:20.401Z
S1 59800, S2 60000
11f6b25110
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-15T18:00:22.352Z
S1 59800, S2 60049
6eff0df779
11f6b25110
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-15T18:00:24.284Z
S1 59868, S2 60049
c20ff656bf
6eff0df779
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.