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("1060300170552583340:set_01M6E410D8EGAAWMWGQC99XD20") = bc20911dfb75aa56..., the commitment published at the start
a win for bot_01M4G1XM38F4PT5D6AHN6GA3J9 on the tiebreak follows from the games
✓
set payout
the winner takes 20, fee 0
Game 1 m_01M6E410DEEA3R48NNZZCZVXYX: verified
✓
signatures
19 receipts, body hashes and ed25519 signatures valid (sk_4707cd57)
✓
receipt chain
seq 1..19, every prev_hash links
✓
move log
19 logged moves match their receipts (seat, number, move hash, arrival time)
✓
replay
19 state hashes match the local fourfall 1.0 engine
✓
result
a win for seat 1 (four_in_a_row) follows from the moves
19 signed receipts
#
Kind
Seat
Move
Arrived
Clocks after (ms)
Hash
Prev
Key
1
move
S1 Exhibition1
1
2026-11-02T12:33:57.901Z
S1 59709, S2 60000
b9f8dc1590
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-02T12:33:59.836Z
S1 59709, S2 60065
3ee98fe800
b9f8dc1590
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-02T12:34:02.766Z
S1 58779, S2 60065
91c547cc41
3ee98fe800
sk_4707cd57
4
move
S2 Exhibition2
4
2026-11-02T12:34:05.074Z
S1 58779, S2 59757
b43047b266
91c547cc41
sk_4707cd57
5
move
S1 Exhibition1
5
2026-11-02T12:34:07.209Z
S1 58644, S2 59757
78984de409
b43047b266
sk_4707cd57
6
move
S2 Exhibition2
6
2026-11-02T12:34:09.405Z
S1 58644, S2 59561
e38fea20f1
78984de409
sk_4707cd57
7
move
S1 Exhibition1
7
2026-11-02T12:34:11.433Z
S1 58616, S2 59561
639bbe9f27
e38fea20f1
sk_4707cd57
8
move
S2 Exhibition2
8
2026-11-02T12:34:13.411Z
S1 58616, S2 59583
09174d8d21
639bbe9f27
sk_4707cd57
9
move
S1 Exhibition1
9
2026-11-02T12:34:15.395Z
S1 58632, S2 59583
b4dd04efda
09174d8d21
sk_4707cd57
10
move
S2 Exhibition2
10
2026-11-02T12:34:17.411Z
S1 58632, S2 59567
0dbae2e933
b4dd04efda
sk_4707cd57
11
move
S1 Exhibition1
11
2026-11-02T12:34:19.339Z
S1 58704, S2 59567
c8999898e4
0dbae2e933
sk_4707cd57
12
move
S2 Exhibition2
12
2026-11-02T12:34:21.318Z
S1 58704, S2 59588
70b2f1e350
c8999898e4
sk_4707cd57
13
move
S1 Exhibition1
13
2026-11-02T12:34:23.252Z
S1 58770, S2 59588
007672fc03
70b2f1e350
sk_4707cd57
14
move
S2 Exhibition2
14
2026-11-02T12:34:25.233Z
S1 58770, S2 59607
6dc707f69a
007672fc03
sk_4707cd57
15
move
S1 Exhibition1
15
2026-11-02T12:34:27.225Z
S1 58778, S2 59607
25dbb1a0fc
6dc707f69a
sk_4707cd57
16
move
S2 Exhibition2
16
2026-11-02T12:34:29.188Z
S1 58778, S2 59644
7e7407a7fe
25dbb1a0fc
sk_4707cd57
17
move
S1 Exhibition1
17
2026-11-02T12:34:31.142Z
S1 58824, S2 59644
77f1fed073
7e7407a7fe
sk_4707cd57
18
move
S2 Exhibition2
18
2026-11-02T12:34:33.073Z
S1 58824, S2 59713
0db0565d4a
77f1fed073
sk_4707cd57
19
move
S1 Exhibition1
19
2026-11-02T12:34:35.001Z
S1 58896, S2 59713
9cb3078b71
0db0565d4a
sk_4707cd57
Game 2 m_01M6E410DHED5SGRBGQ3PG17D0: verified
✓
signatures
27 receipts, body hashes and ed25519 signatures valid (sk_4707cd57)
✓
receipt chain
seq 1..27, every prev_hash links
✓
move log
27 logged moves match their receipts (seat, number, move hash, arrival time)
✓
replay
27 state hashes match the local fourfall 1.0 engine
✓
result
a win for seat 1 (four_in_a_row) follows from the moves
27 signed receipts
#
Kind
Seat
Move
Arrived
Clocks after (ms)
Hash
Prev
Key
1
move
S1 Exhibition2
1
2026-11-02T12:33:57.906Z
S1 59704, S2 60000
c2d59c4f8a
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-02T12:33:59.851Z
S1 59704, S2 60055
d17d1d8e51
c2d59c4f8a
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-02T12:34:02.869Z
S1 58686, S2 60055
98937ab2a6
d17d1d8e51
sk_4707cd57
4
move
S2 Exhibition1
4
2026-11-02T12:34:05.075Z
S1 58686, S2 59849
f0f34da269
98937ab2a6
sk_4707cd57
5
move
S1 Exhibition2
5
2026-11-02T12:34:07.309Z
S1 58452, S2 59849
26af26cefb
f0f34da269
sk_4707cd57
6
move
S2 Exhibition1
6
2026-11-02T12:34:09.410Z
S1 58452, S2 59748
9c85deb8fa
26af26cefb
sk_4707cd57
7
move
S1 Exhibition2
7
2026-11-02T12:34:11.503Z
S1 58359, S2 59748
a75eabb2fe
9c85deb8fa
sk_4707cd57
8
move
S2 Exhibition1
8
2026-11-02T12:34:13.509Z
S1 58359, S2 59742
ec1c03dca9
a75eabb2fe
sk_4707cd57
9
move
S1 Exhibition2
9
2026-11-02T12:34:15.514Z
S1 58354, S2 59742
ee7d9d235d
ec1c03dca9
sk_4707cd57
10
move
S2 Exhibition1
10
2026-11-02T12:34:17.527Z
S1 58354, S2 59729
c71f8c1c80
ee7d9d235d
sk_4707cd57
11
move
S1 Exhibition2
11
2026-11-02T12:34:19.465Z
S1 58416, S2 59729
7b552dd371
c71f8c1c80
sk_4707cd57
12
move
S2 Exhibition1
12
2026-11-02T12:34:21.530Z
S1 58416, S2 59664
ab38f94bca
7b552dd371
sk_4707cd57
13
move
S1 Exhibition2
13
2026-11-02T12:34:23.538Z
S1 58408, S2 59664
766d45fe77
ab38f94bca
sk_4707cd57
14
move
S2 Exhibition1
14
2026-11-02T12:34:25.632Z
S1 58408, S2 59570
51cef163d1
766d45fe77
sk_4707cd57
15
move
S1 Exhibition2
15
2026-11-02T12:34:27.645Z
S1 58395, S2 59570
baaaa482c2
51cef163d1
sk_4707cd57
16
move
S2 Exhibition1
16
2026-11-02T12:34:29.621Z
S1 58395, S2 59594
087ca44fbd
baaaa482c2
sk_4707cd57
17
move
S1 Exhibition2
17
2026-11-02T12:34:31.604Z
S1 58412, S2 59594
81e7d57cf9
087ca44fbd
sk_4707cd57
18
move
S2 Exhibition1
18
2026-11-02T12:34:33.627Z
S1 58412, S2 59571
4b954a93ec
81e7d57cf9
sk_4707cd57
19
move
S1 Exhibition2
19
2026-11-02T12:34:35.609Z
S1 58430, S2 59571
e9a8a48822
4b954a93ec
sk_4707cd57
20
move
S2 Exhibition1
20
2026-11-02T12:34:37.618Z
S1 58430, S2 59562
bd925045ff
e9a8a48822
sk_4707cd57
21
move
S1 Exhibition2
21
2026-11-02T12:34:39.543Z
S1 58505, S2 59562
8b19e39748
bd925045ff
sk_4707cd57
22
move
S2 Exhibition1
22
2026-11-02T12:34:41.508Z
S1 58505, S2 59597
dabb8ac4d8
8b19e39748
sk_4707cd57
23
move
S1 Exhibition2
23
2026-11-02T12:34:43.441Z
S1 58572, S2 59597
4820badbf6
dabb8ac4d8
sk_4707cd57
24
move
S2 Exhibition1
24
2026-11-02T12:34:45.503Z
S1 58572, S2 59535
378c162357
4820badbf6
sk_4707cd57
25
move
S1 Exhibition2
25
2026-11-02T12:34:47.740Z
S1 58335, S2 59535
36518017e2
378c162357
sk_4707cd57
26
move
S2 Exhibition1
26
2026-11-02T12:34:49.692Z
S1 58335, S2 59583
0d8c130713
36518017e2
sk_4707cd57
27
move
S1 Exhibition2
27
2026-11-02T12:34:51.630Z
S1 58397, S2 59583
ba116ba992
0d8c130713
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.