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("1090001557991573081:set_01M754G892EAVBEZVDW72QAHS1") = 67973a9badb09dce..., 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_01M754G894FW6B48FV1Q0EZE1D: 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
2026-11-11T11:04:49.321Z
S1 59804, S2 60000
c77a241058
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-11T11:04:51.279Z
S1 59804, S2 60042
e97529f661
c77a241058
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-11T11:04:53.227Z
S1 59856, S2 60042
e8ed63fd75
e97529f661
sk_4707cd57
Game 2 m_01M754G897E76AC9HKDN77A077: 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
2026-11-11T11:04:49.306Z
S1 59819, S2 60000
10418970b3
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-11T11:04:51.249Z
S1 59819, S2 60057
2d7fd534f9
10418970b3
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-11T11:04:53.192Z
S1 59876, S2 60057
edf6a4f192
2d7fd534f9
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.