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("3761119212362316197:set_01M7B9HG4AFVAT2A30WJRGCTG1") = f2decf15526bb617..., 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_01M7B9HG4CFA586GTWWWEDFR3Z: 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
2026-11-13T20:28:19.443Z
S1 59966, S2 60000
01680b1192
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-13T20:28:21.404Z
S1 59966, S2 60039
3d4c757916
01680b1192
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-13T20:28:23.336Z
S1 60034, S2 60039
6ea1baa0c8
3d4c757916
sk_4707cd57
Game 2 m_01M7B9HG4EERZ9Y64P24772TYB: 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
2026-11-13T20:28:19.499Z
S1 59910, S2 60000
3c29ac3175
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-13T20:28:21.458Z
S1 59910, S2 60041
fbe7c6fe63
3c29ac3175
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-13T20:28:23.387Z
S1 59981, S2 60041
860a0b1da3
fbe7c6fe63
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.