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("1341972093189426392:set_01M7FEG161E6GAVJA317WMFH0Q") = 1efa7a795e42a25d..., 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_01M7FEG163F5ZS3YBSG3ER9X6S: 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
2026-11-15T11:11:52.107Z
S1 59836, S2 60000
fa521a8d92
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-15T11:11:54.050Z
S1 59836, S2 60057
1412312101
fa521a8d92
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-15T11:11:55.979Z
S1 59907, S2 60057
05591d72b3
1412312101
sk_4707cd57
Game 2 m_01M7FEG164FW4RVY9EK2XVGVSQ: 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
2026-11-15T11:11:52.130Z
S1 59813, S2 60000
f9dd60f7e6
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-15T11:11:54.103Z
S1 59813, S2 60027
10aa9be8d9
f9dd60f7e6
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-15T11:11:56.029Z
S1 59887, S2 60027
36c4c75a3f
10aa9be8d9
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.