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("4863474951142013126:set_01M6C3GP48EAKVP5ZHRY12JZH4") = 564a060996f12db7..., 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_01M6C3GP4AFFW9M3RGB6QTM24N: 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
2026-11-01T17:46:34.105Z
S1 59830, S2 60000
28e60585b9
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-01T17:46:36.054Z
S1 59830, S2 60051
1ec3d636a7
28e60585b9
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-01T17:46:37.995Z
S1 59889, S2 60051
375905600d
1ec3d636a7
sk_4707cd57
Game 2 m_01M6C3GP4CF86BVDF5V2HWK6YS: 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
2026-11-01T17:46:34.109Z
S1 59826, S2 60000
9969770a78
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-01T17:46:36.070Z
S1 59826, S2 60039
d35564e9bd
9969770a78
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-01T17:46:38.018Z
S1 59878, S2 60039
3785b67e1d
d35564e9bd
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.