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("5960234896682528795:set_01M69ZEDTEEJRBJCBC0CJFQN85") = a6d9764025d3c3c3..., 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_01M69ZEDTFEMNRMBNNCZWXCE53: 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
2026-10-31T21:56:56.907Z
S1 59818, S2 60000
46c5c591fe
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-10-31T21:56:58.859Z
S1 59818, S2 60048
29c9e39a53
46c5c591fe
sk_4707cd57
3
move
S1 Exhibition1
3
2026-10-31T21:57:00.791Z
S1 59886, S2 60048
5e2b2dabb7
29c9e39a53
sk_4707cd57
Game 2 m_01M69ZEDTJEWYS6FHCXJHHGZKS: 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
2026-10-31T21:56:56.921Z
S1 59804, S2 60000
f71a47e38f
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-10-31T21:56:58.906Z
S1 59804, S2 60015
b7b9c4c686
f71a47e38f
sk_4707cd57
3
move
S1 Exhibition2
3
2026-10-31T21:57:00.836Z
S1 59874, S2 60015
d82f7f6b83
b7b9c4c686
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.