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("3444717614351283282:set_01M6Z81YE8FGM8QFTCXFMMS89Y") = e43f5b77ef69173d..., 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_01M6Z81YECEKCBFWHZHY2GEXMX: 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
2026-11-09T04:11:28.303Z
S1 59698, S2 60000
c2059cae9c
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-09T04:11:30.256Z
S1 59698, S2 60047
e6ebf8e9dd
c2059cae9c
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-09T04:11:32.189Z
S1 59765, S2 60047
f710a72bd7
e6ebf8e9dd
sk_4707cd57
Game 2 m_01M6Z81YEJE04V2PKGEAP0CYKQ: 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
2026-11-09T04:11:28.302Z
S1 59699, S2 60000
ca80525fc7
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-09T04:11:30.285Z
S1 59699, S2 60017
400b8c11a7
ca80525fc7
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-09T04:11:32.227Z
S1 59757, S2 60017
98a073d1ee
400b8c11a7
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.