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("7562449568934113192:set_01M77E0X4VEKGA3E8G01RSARVB") = 4f1e42442e9e10fe..., 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_01M77E0X4XFZ5AWHZAGGMMDS74: 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
2026-11-12T08:29:41.022Z
S1 59811, S2 60000
17c52c6b2d
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-12T08:29:42.970Z
S1 59811, S2 60052
33b7f8514e
17c52c6b2d
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-12T08:29:44.911Z
S1 59870, S2 60052
74b5db276a
33b7f8514e
sk_4707cd57
Game 2 m_01M77E0X4YE9J80ZPMKB5FD5YX: 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
2026-11-12T08:29:41.015Z
S1 59818, S2 60000
b868c6d141
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-12T08:29:42.954Z
S1 59818, S2 60061
6332d67366
b868c6d141
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-12T08:29:44.888Z
S1 59884, S2 60061
212b5b5196
6332d67366
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.