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("2559306233306001135:set_01M70Z5XK4FZ7BEWB31JF43PK7") = 415951738e8c2f26..., 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_01M70Z5XK6F7Q9E28ZJZNVY9RD: 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
2026-11-09T20:14:50.100Z
S1 59798, S2 60000
af778459eb
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-09T20:14:52.047Z
S1 59798, S2 60053
db8096f5d9
af778459eb
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-09T20:14:53.983Z
S1 59862, S2 60053
5ed66c8c7c
db8096f5d9
sk_4707cd57
Game 2 m_01M70Z5XK8E2YBR7T4S9ASKTG4: 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
2026-11-09T20:14:50.109Z
S1 59789, S2 60000
a177dcac15
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-09T20:14:52.062Z
S1 59789, S2 60047
3a21b14529
a177dcac15
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-09T20:14:54.007Z
S1 59844, S2 60047
3733ecd575
3a21b14529
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.