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("8612131675833445209:set_01M6Y1PY9FF5XR9A2RM4EZWAV4") = c34b0e3da75e3798..., 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_01M6Y1PY9JEFW8B3RV1BD24X7K: 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
2026-11-08T17:01:21.704Z
S1 59821, S2 60000
e043733ec7
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-08T17:01:23.657Z
S1 59821, S2 60047
8578fabe66
e043733ec7
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-08T17:01:25.603Z
S1 59875, S2 60047
501620611e
8578fabe66
sk_4707cd57
Game 2 m_01M6Y1PY9PEPD9HDZR2JKV6AV8: 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
2026-11-08T17:01:21.712Z
S1 59813, S2 60000
8d4daed11e
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-08T17:01:23.672Z
S1 59813, S2 60040
fec90e5712
8d4daed11e
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-08T17:01:25.626Z
S1 59859, S2 60040
722f171fad
fec90e5712
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.