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("5056740183611362848:set_01M7DM1AZ4FJTVVHNZP57CCQJW") = bc0b8340879200b6..., the commitment published at the start
a split pot (fewer_moves level) follows from the games
✓
set payout
split 30 each, fee 0
Game 1 m_01M7DM1AZ6E4AVSRNB5ZCS2V5D: 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
2026-11-14T18:10:13.204Z
S1 59831, S2 60000
07a4a60049
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-14T18:10:15.159Z
S1 59831, S2 60045
c553de7c67
07a4a60049
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-14T18:10:17.117Z
S1 59873, S2 60045
79dfe61dc5
c553de7c67
sk_4707cd57
Game 2 m_01M7DM1AZ7EGCR296S8T6M26T0: 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
2026-11-14T18:10:13.206Z
S1 59829, S2 60000
85dc4fc9db
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-14T18:10:15.184Z
S1 59829, S2 60022
ef1ce9cb79
85dc4fc9db
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-14T18:10:17.135Z
S1 59878, S2 60022
b55bb4d26b
ef1ce9cb79
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.