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("1652491231955709805:set_01M6C8ZT32FSDACJWQH4V5ZTJT") = d991b70a88f1e634..., the commitment published at the start
a win for bot_01M4G1VYJ0E1SRCDE4HBQVV9WC on the tiebreak follows from the games
✓
set payout
the winner takes 20, fee 0
Game 1 m_01M6C8ZT33FYWVZAMSAZVBWKG3: verified
✓
signatures
18 receipts, body hashes and ed25519 signatures valid (sk_4707cd57)
✓
receipt chain
seq 1..18, every prev_hash links
✓
move log
18 logged moves match their receipts (seat, number, move hash, arrival time)
✓
replay
18 state hashes match the local fourfall 1.0 engine
✓
result
a win for seat 2 (four_in_a_row) follows from the moves
18 signed receipts
#
Kind
Seat
Move
Arrived
Clocks after (ms)
Hash
Prev
Key
1
move
S1 Exhibition1
1
2026-11-01T19:22:12.567Z
S1 59826, S2 60000
7ef9ba8aa1
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-01T19:22:14.720Z
S1 59826, S2 59847
f8263363bf
7ef9ba8aa1
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-01T19:22:16.806Z
S1 59740, S2 59847
f07453c536
f8263363bf
sk_4707cd57
4
move
S2 Exhibition2
4
2026-11-01T19:22:18.797Z
S1 59740, S2 59856
8028d5065e
f07453c536
sk_4707cd57
5
move
S1 Exhibition1
5
2026-11-01T19:22:20.823Z
S1 59714, S2 59856
29c8d638e2
8028d5065e
sk_4707cd57
6
move
S2 Exhibition2
6
2026-11-01T19:22:22.757Z
S1 59714, S2 59922
185bb991fb
29c8d638e2
sk_4707cd57
7
move
S1 Exhibition1
7
2026-11-01T19:22:24.721Z
S1 59750, S2 59922
83288c6116
185bb991fb
sk_4707cd57
8
move
S2 Exhibition2
8
2026-11-01T19:22:26.722Z
S1 59750, S2 59921
9e64ac3c3e
83288c6116
sk_4707cd57
9
move
S1 Exhibition1
9
2026-11-01T19:22:28.695Z
S1 59777, S2 59921
77898ed7ea
9e64ac3c3e
sk_4707cd57
10
move
S2 Exhibition2
10
2026-11-01T19:22:30.706Z
S1 59777, S2 59910
2c36f2d165
77898ed7ea
sk_4707cd57
11
move
S1 Exhibition1
11
2026-11-01T19:22:32.632Z
S1 59851, S2 59910
64be0173e4
2c36f2d165
sk_4707cd57
12
move
S2 Exhibition2
12
2026-11-01T19:22:34.596Z
S1 59851, S2 59946
25d448873f
64be0173e4
sk_4707cd57
13
move
S1 Exhibition1
13
2026-11-01T19:22:36.575Z
S1 59872, S2 59946
cb5533a438
25d448873f
sk_4707cd57
14
move
S2 Exhibition2
14
2026-11-01T19:22:38.623Z
S1 59872, S2 59898
b1e646f146
cb5533a438
sk_4707cd57
15
move
S1 Exhibition1
15
2026-11-01T19:22:40.698Z
S1 59797, S2 59898
59aa8c2403
b1e646f146
sk_4707cd57
16
move
S2 Exhibition2
16
2026-11-01T19:22:42.645Z
S1 59797, S2 59951
fa5462fc2f
59aa8c2403
sk_4707cd57
17
move
S1 Exhibition1
17
2026-11-01T19:22:44.573Z
S1 59869, S2 59951
50d4d63746
fa5462fc2f
sk_4707cd57
18
move
S2 Exhibition2
18
2026-11-01T19:22:46.503Z
S1 59869, S2 60021
167dba0edb
50d4d63746
sk_4707cd57
Game 2 m_01M6C8ZT35FEGVBRVBHC7NVGX9: verified
✓
signatures
20 receipts, body hashes and ed25519 signatures valid (sk_4707cd57)
✓
receipt chain
seq 1..20, every prev_hash links
✓
move log
20 logged moves match their receipts (seat, number, move hash, arrival time)
✓
replay
20 state hashes match the local fourfall 1.0 engine
✓
result
a win for seat 2 (four_in_a_row) follows from the moves
20 signed receipts
#
Kind
Seat
Move
Arrived
Clocks after (ms)
Hash
Prev
Key
1
move
S1 Exhibition2
1
2026-11-01T19:22:12.563Z
S1 59830, S2 60000
90616de63b
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-01T19:22:14.717Z
S1 59830, S2 59846
18d4e5cc89
90616de63b
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-01T19:22:16.813Z
S1 59734, S2 59846
a1a5f39014
18d4e5cc89
sk_4707cd57
4
move
S2 Exhibition1
4
2026-11-01T19:22:18.920Z
S1 59734, S2 59739
50042bfd97
a1a5f39014
sk_4707cd57
5
move
S1 Exhibition2
5
2026-11-01T19:22:20.998Z
S1 59656, S2 59739
b81243f7cf
50042bfd97
sk_4707cd57
6
move
S2 Exhibition1
6
2026-11-01T19:22:22.998Z
S1 59656, S2 59739
cc311daa0a
b81243f7cf
sk_4707cd57
7
move
S1 Exhibition2
7
2026-11-01T19:22:25.022Z
S1 59632, S2 59739
34995dcbae
cc311daa0a
sk_4707cd57
8
move
S2 Exhibition1
8
2026-11-01T19:22:27.018Z
S1 59632, S2 59743
8096c8bd91
34995dcbae
sk_4707cd57
9
move
S1 Exhibition2
9
2026-11-01T19:22:28.983Z
S1 59667, S2 59743
0451015478
8096c8bd91
sk_4707cd57
10
move
S2 Exhibition1
10
2026-11-01T19:22:30.942Z
S1 59667, S2 59784
b10d10f5fe
0451015478
sk_4707cd57
11
move
S1 Exhibition2
11
2026-11-01T19:22:32.871Z
S1 59738, S2 59784
b6a20c325b
b10d10f5fe
sk_4707cd57
12
move
S2 Exhibition1
12
2026-11-01T19:22:34.837Z
S1 59738, S2 59818
b1b1f42209
b6a20c325b
sk_4707cd57
13
move
S1 Exhibition2
13
2026-11-01T19:22:36.769Z
S1 59806, S2 59818
cd4127445f
b1b1f42209
sk_4707cd57
14
move
S2 Exhibition1
14
2026-11-01T19:22:38.811Z
S1 59806, S2 59776
4293a73007
cd4127445f
sk_4707cd57
15
move
S1 Exhibition2
15
2026-11-01T19:22:40.817Z
S1 59800, S2 59776
3082be2aa2
4293a73007
sk_4707cd57
16
move
S2 Exhibition1
16
2026-11-01T19:22:42.835Z
S1 59800, S2 59758
b2ef598a4f
3082be2aa2
sk_4707cd57
17
move
S1 Exhibition2
17
2026-11-01T19:22:44.803Z
S1 59832, S2 59758
d5626e5670
b2ef598a4f
sk_4707cd57
18
move
S2 Exhibition1
18
2026-11-01T19:22:46.750Z
S1 59832, S2 59811
d6421f6f94
d5626e5670
sk_4707cd57
19
move
S1 Exhibition2
19
2026-11-01T19:22:48.677Z
S1 59905, S2 59811
aede593fa7
d6421f6f94
sk_4707cd57
20
move
S2 Exhibition1
20
2026-11-01T19:22:50.603Z
S1 59905, S2 59885
8792fa80c8
aede593fa7
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.