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("2158080175123916351:set_01M771B0SPEGB8DDQ1W6AZG1TY") = 8a56a1b1a3b6b2d0..., 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_01M771B0SRE7JAYNBX72RDNVC5: 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
2026-11-12T04:48:01.112Z
S1 59647, S2 60000
f3ec40baf6
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-12T04:48:03.151Z
S1 59647, S2 59961
ac9217bd68
f3ec40baf6
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-12T04:48:05.157Z
S1 59641, S2 59961
c5009a1c68
ac9217bd68
sk_4707cd57
Game 2 m_01M771B0SSF2G8XXT4HDTP7FWK: 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
2026-11-12T04:48:01.013Z
S1 59746, S2 60000
5e803521e6
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-12T04:48:03.128Z
S1 59746, S2 59885
2e04bac653
5e803521e6
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-12T04:48:05.331Z
S1 59543, S2 59885
00d8ff6cc9
2e04bac653
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.