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("51467204166565375:set_01M75JQM0FFX69PEYNCD0XS850") = c85338452ec5912e..., 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_01M75JQM0HFJZRJ9KAG7R6R0GM: 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
2026-11-11T15:13:30.624Z
S1 59957, S2 60000
cc42881436
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-11T15:13:32.556Z
S1 59957, S2 60068
72a883ff20
cc42881436
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-11T15:13:34.497Z
S1 60016, S2 60068
4393ca363c
72a883ff20
sk_4707cd57
Game 2 m_01M75JQM0JE3KVNAPA61WY0YBH: 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
2026-11-11T15:13:30.625Z
S1 59956, S2 60000
b15695b5f8
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-11T15:13:32.576Z
S1 59956, S2 60049
a03cd88d90
b15695b5f8
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-11T15:13:34.521Z
S1 60011, S2 60049
538b5a3b8d
a03cd88d90
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.