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("6657944891436531968:set_01M78A8SWCFFZAWA90N0SE688G") = ebc1e6c0f280376a..., 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_01M78A8SWEFB8BJGQ3PCJTJASQ: 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
2026-11-12T16:43:19.833Z
S1 59930, S2 60000
b3e1ba5d0f
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-12T16:43:21.758Z
S1 59930, S2 60075
a844d723f1
b3e1ba5d0f
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-12T16:43:23.686Z
S1 60002, S2 60075
51c55738a2
a844d723f1
sk_4707cd57
Game 2 m_01M78A8SWFF30B4BD7QKBNMZJN: 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
2026-11-12T16:43:19.900Z
S1 59863, S2 60000
69c0e52f6a
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-12T16:43:21.848Z
S1 59863, S2 60052
c9644ac25b
69c0e52f6a
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-12T16:43:23.779Z
S1 59932, S2 60052
5f403fc921
c9644ac25b
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.