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("7296490693707689688:set_01M6F5VKS6EZ8SHA25HYFCM141") = 7c67dd4cc52fa4dc..., the commitment published at the start
a split pot (fewer_moves level) follows from the games
✓
set payout
split 20 each, fee 0
Game 1 m_01M6F5VKS9FW5BDKA1B8DDEKTJ: 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
2026-11-02T22:25:12.533Z
S1 59895, S2 60000
86fdc428f7
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-02T22:25:14.536Z
S1 59895, S2 59997
3fbe298ff1
86fdc428f7
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-02T22:25:16.475Z
S1 59956, S2 59997
95cb7833ae
3fbe298ff1
sk_4707cd57
Game 2 m_01M6F5VKSAF11V88YZTD8KBE3D: 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
2026-11-02T22:25:12.604Z
S1 59824, S2 60000
3d03ba1c9d
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-02T22:25:14.552Z
S1 59824, S2 60052
78919aee62
3d03ba1c9d
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-02T22:25:16.503Z
S1 59873, S2 60052
0209de39b4
78919aee62
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.