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("2809244090628252139:set_01M7BES6YEE89BAANSEGG6EKG0") = 171c70525a4a210d..., 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_01M7BES6YHET79MKDPB2ZSJYDX: 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
2026-11-13T21:59:55.111Z
S1 59917, S2 60000
a67c6d566f
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-13T21:59:57.086Z
S1 59917, S2 60025
982a482006
a67c6d566f
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-13T21:59:59.020Z
S1 59983, S2 60025
da9860cb97
982a482006
sk_4707cd57
Game 2 m_01M7BES6YJF3RSDC8QA5BHG3BF: 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
2026-11-13T21:59:55.111Z
S1 59917, S2 60000
297698dc8c
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-13T21:59:57.114Z
S1 59917, S2 59997
b2685ffbc2
297698dc8c
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-13T21:59:59.044Z
S1 59987, S2 59997
53c0aad161
b2685ffbc2
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.