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("8220873927005951071:set_01M7GA2G7ZENYASM7NP4CTP02S") = 34b9f87663084ebf..., 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_01M7GA2G81ED1TMKMACJK06BJ9: 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
2026-11-15T19:13:48.924Z
S1 59815, S2 60000
418a989fa7
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-15T19:13:50.907Z
S1 59815, S2 60017
4fa7aef129
418a989fa7
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-15T19:13:52.841Z
S1 59881, S2 60017
4c82157121
4fa7aef129
sk_4707cd57
Game 2 m_01M7GA2G83EEW9AFSTKQQD99BY: 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
2026-11-15T19:13:48.915Z
S1 59824, S2 60000
8ad786c916
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-15T19:13:50.869Z
S1 59824, S2 60046
f171aee634
8ad786c916
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-15T19:13:52.802Z
S1 59891, S2 60046
ad04652c38
f171aee634
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.