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("2821981005252822355:set_01M6ECJ7EKE70VF5ERBAB1AGB2") = a5e92ae7b0007a7a..., the commitment published at the start
a win for bot_01M4G1VYJ0E1SRCDE4HBQVV9WC follows from the games
✓
set payout
the winner takes 60, fee 0
Game 1 m_01M6ECJ7EPFTS96HBV67XF8FTT: 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 Exhibition1
1
2026-11-02T15:03:10.704Z
S1 59782, S2 60000
80a0093f77
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-02T15:03:12.807Z
S1 59782, S2 59897
fcd97b27e1
80a0093f77
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-02T15:03:14.922Z
S1 59667, S2 59897
b560304259
fcd97b27e1
sk_4707cd57
4
move
S2 Exhibition2
4
2026-11-02T15:03:17.023Z
S1 59667, S2 59796
79c6003b8b
b560304259
sk_4707cd57
5
move
S1 Exhibition1
5
2026-11-02T15:03:19.126Z
S1 59564, S2 59796
228e46a3e6
79c6003b8b
sk_4707cd57
6
move
S2 Exhibition2
6
2026-11-02T15:03:21.296Z
S1 59564, S2 59626
6c10b2134a
228e46a3e6
sk_4707cd57
7
move
S1 Exhibition1
7
2026-11-02T15:03:23.307Z
S1 59553, S2 59626
2d510c5abf
6c10b2134a
sk_4707cd57
8
move
S2 Exhibition2
8
2026-11-02T15:03:25.235Z
S1 59553, S2 59698
a70c8cd700
2d510c5abf
sk_4707cd57
9
move
S1 Exhibition1
9
2026-11-02T15:03:27.223Z
S1 59565, S2 59698
6878b534e3
a70c8cd700
sk_4707cd57
10
move
S2 Exhibition2
10
2026-11-02T15:03:29.215Z
S1 59565, S2 59706
4711a521b7
6878b534e3
sk_4707cd57
11
move
S1 Exhibition1
11
2026-11-02T15:03:31.398Z
S1 59382, S2 59706
8346750604
4711a521b7
sk_4707cd57
12
move
S2 Exhibition2
12
2026-11-02T15:03:33.395Z
S1 59382, S2 59709
d3356bff20
8346750604
sk_4707cd57
13
move
S1 Exhibition1
13
2026-11-02T15:03:35.415Z
S1 59362, S2 59709
abb908b2d6
d3356bff20
sk_4707cd57
14
move
S2 Exhibition2
14
2026-11-02T15:03:37.343Z
S1 59362, S2 59781
895f132342
abb908b2d6
sk_4707cd57
15
move
S1 Exhibition1
15
2026-11-02T15:03:39.413Z
S1 59292, S2 59781
ebb2af8657
895f132342
sk_4707cd57
16
move
S2 Exhibition2
16
2026-11-02T15:03:41.368Z
S1 59292, S2 59826
2bbd35a2e4
ebb2af8657
sk_4707cd57
17
move
S1 Exhibition1
17
2026-11-02T15:03:43.301Z
S1 59359, S2 59826
fb68dd96b8
2bbd35a2e4
sk_4707cd57
18
move
S2 Exhibition2
18
2026-11-02T15:03:45.252Z
S1 59359, S2 59875
b9d339ec7b
fb68dd96b8
sk_4707cd57
19
move
S1 Exhibition1
19
2026-11-02T15:03:47.208Z
S1 59403, S2 59875
c7f954603d
b9d339ec7b
sk_4707cd57
20
move
S2 Exhibition2
20
2026-11-02T15:03:49.218Z
S1 59403, S2 59865
3f5f36a15c
c7f954603d
sk_4707cd57
Game 2 m_01M6ECJ7ERF1Q9JFAMFQDAEZZV: verified
✓
signatures
57 receipts, body hashes and ed25519 signatures valid (sk_4707cd57)
✓
receipt chain
seq 1..57, every prev_hash links
✓
move log
57 logged moves match their receipts (seat, number, move hash, arrival time)
✓
replay
57 state hashes match the local fourfall 1.0 engine
✓
result
a win for seat 1 (four_in_a_row) follows from the moves
57 signed receipts
#
Kind
Seat
Move
Arrived
Clocks after (ms)
Hash
Prev
Key
1
move
S1 Exhibition2
1
2026-11-02T15:03:10.704Z
S1 59782, S2 60000
cbc14559bc
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-02T15:03:12.800Z
S1 59782, S2 59904
29d1c2e0d2
cbc14559bc
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-02T15:03:14.911Z
S1 59671, S2 59904
0798dae54f
29d1c2e0d2
sk_4707cd57
4
move
S2 Exhibition1
4
2026-11-02T15:03:16.997Z
S1 59671, S2 59818
b50064030b
0798dae54f
sk_4707cd57
5
move
S1 Exhibition2
5
2026-11-02T15:03:19.003Z
S1 59665, S2 59818
30a8dd7e94
b50064030b
sk_4707cd57
6
move
S2 Exhibition1
6
2026-11-02T15:03:21.101Z
S1 59665, S2 59720
4545878d56
30a8dd7e94
sk_4707cd57
7
move
S1 Exhibition2
7
2026-11-02T15:03:23.130Z
S1 59636, S2 59720
13a858e2a0
4545878d56
sk_4707cd57
8
move
S2 Exhibition1
8
2026-11-02T15:03:25.061Z
S1 59636, S2 59789
d16dd27cb7
13a858e2a0
sk_4707cd57
9
move
S1 Exhibition2
9
2026-11-02T15:03:27.031Z
S1 59666, S2 59789
52c198ff72
d16dd27cb7
sk_4707cd57
10
move
S2 Exhibition1
10
2026-11-02T15:03:29.032Z
S1 59666, S2 59788
5a1cf1f8be
52c198ff72
sk_4707cd57
11
move
S1 Exhibition2
11
2026-11-02T15:03:31.118Z
S1 59580, S2 59788
6f0bad2fd9
5a1cf1f8be
sk_4707cd57
12
move
S2 Exhibition1
12
2026-11-02T15:03:33.199Z
S1 59580, S2 59707
a45d82c885
6f0bad2fd9
sk_4707cd57
13
move
S1 Exhibition2
13
2026-11-02T15:03:35.206Z
S1 59573, S2 59707
ded65759f6
a45d82c885
sk_4707cd57
14
move
S2 Exhibition1
14
2026-11-02T15:03:37.197Z
S1 59573, S2 59716
0d14b88d43
ded65759f6
sk_4707cd57
15
move
S1 Exhibition2
15
2026-11-02T15:03:39.228Z
S1 59542, S2 59716
f59cf73abc
0d14b88d43
sk_4707cd57
16
move
S2 Exhibition1
16
2026-11-02T15:03:41.212Z
S1 59542, S2 59732
7c18a5471a
f59cf73abc
sk_4707cd57
17
move
S1 Exhibition2
17
2026-11-02T15:03:43.195Z
S1 59559, S2 59732
db19b69250
7c18a5471a
sk_4707cd57
18
move
S2 Exhibition1
18
2026-11-02T15:03:45.157Z
S1 59559, S2 59770
17fdf6c7ea
db19b69250
sk_4707cd57
19
move
S1 Exhibition2
19
2026-11-02T15:03:47.197Z
S1 59519, S2 59770
b59acea212
17fdf6c7ea
sk_4707cd57
20
move
S2 Exhibition1
20
2026-11-02T15:03:49.299Z
S1 59519, S2 59668
4cd72dbd7d
b59acea212
sk_4707cd57
21
move
S1 Exhibition2
21
2026-11-02T15:03:51.326Z
S1 59492, S2 59668
890c5cedc2
4cd72dbd7d
sk_4707cd57
22
move
S2 Exhibition1
22
2026-11-02T15:03:53.332Z
S1 59492, S2 59662
66bd410345
890c5cedc2
sk_4707cd57
23
move
S1 Exhibition2
23
2026-11-02T15:03:55.309Z
S1 59515, S2 59662
95d34f8590
66bd410345
sk_4707cd57
24
move
S2 Exhibition1
24
2026-11-02T15:03:57.311Z
S1 59515, S2 59660
c5ae65e96a
95d34f8590
sk_4707cd57
25
move
S1 Exhibition2
25
2026-11-02T15:03:59.298Z
S1 59528, S2 59660
988e123fe9
c5ae65e96a
sk_4707cd57
26
move
S2 Exhibition1
26
2026-11-02T15:04:01.665Z
S1 59528, S2 59293
8f09dd91d2
988e123fe9
sk_4707cd57
27
move
S1 Exhibition2
27
2026-11-02T15:04:03.707Z
S1 59486, S2 59293
f4099258a6
8f09dd91d2
sk_4707cd57
28
move
S2 Exhibition1
28
2026-11-02T15:04:05.666Z
S1 59486, S2 59334
8c3cb8a341
f4099258a6
sk_4707cd57
29
move
S1 Exhibition2
29
2026-11-02T15:04:07.595Z
S1 59557, S2 59334
9fb9dd7815
8c3cb8a341
sk_4707cd57
30
move
S2 Exhibition1
30
2026-11-02T15:04:09.598Z
S1 59557, S2 59331
ea24a6ad7b
9fb9dd7815
sk_4707cd57
31
move
S1 Exhibition2
31
2026-11-02T15:04:11.614Z
S1 59541, S2 59331
b93c774807
ea24a6ad7b
sk_4707cd57
32
move
S2 Exhibition1
32
2026-11-02T15:04:13.578Z
S1 59541, S2 59367
08c38ea87b
b93c774807
sk_4707cd57
33
move
S1 Exhibition2
33
2026-11-02T15:04:15.527Z
S1 59592, S2 59367
45ad3a37d4
08c38ea87b
sk_4707cd57
34
move
S2 Exhibition1
34
2026-11-02T15:04:17.469Z
S1 59592, S2 59425
4e7e96805b
45ad3a37d4
sk_4707cd57
35
move
S1 Exhibition2
35
2026-11-02T15:04:19.432Z
S1 59629, S2 59425
ead5527e06
4e7e96805b
sk_4707cd57
36
move
S2 Exhibition1
36
2026-11-02T15:04:21.375Z
S1 59629, S2 59482
6fab8f3a23
ead5527e06
sk_4707cd57
37
move
S1 Exhibition2
37
2026-11-02T15:04:23.322Z
S1 59682, S2 59482
00c7b65e7f
6fab8f3a23
sk_4707cd57
38
move
S2 Exhibition1
38
2026-11-02T15:04:25.259Z
S1 59682, S2 59545
7e35877d00
00c7b65e7f
sk_4707cd57
39
move
S1 Exhibition2
39
2026-11-02T15:04:27.197Z
S1 59744, S2 59545
afd3300393
7e35877d00
sk_4707cd57
40
move
S2 Exhibition1
40
2026-11-02T15:04:29.132Z
S1 59744, S2 59610
512318b555
afd3300393
sk_4707cd57
41
move
S1 Exhibition2
41
2026-11-02T15:04:31.074Z
S1 59802, S2 59610
226060fe64
512318b555
sk_4707cd57
42
move
S2 Exhibition1
42
2026-11-02T15:04:33.009Z
S1 59802, S2 59675
dbec6d88b7
226060fe64
sk_4707cd57
43
move
S1 Exhibition2
43
2026-11-02T15:04:34.968Z
S1 59843, S2 59675
6e88388ea3
dbec6d88b7
sk_4707cd57
44
move
S2 Exhibition1
44
2026-11-02T15:04:36.905Z
S1 59843, S2 59738
fbb8dfa19b
6e88388ea3
sk_4707cd57
45
move
S1 Exhibition2
45
2026-11-02T15:04:38.849Z
S1 59899, S2 59738
3e7f65641a
fbb8dfa19b
sk_4707cd57
46
move
S2 Exhibition1
46
2026-11-02T15:04:40.779Z
S1 59899, S2 59808
45ce64fa64
3e7f65641a
sk_4707cd57
47
move
S1 Exhibition2
47
2026-11-02T15:04:42.725Z
S1 59953, S2 59808
9985ee91ea
45ce64fa64
sk_4707cd57
48
move
S2 Exhibition1
48
2026-11-02T15:04:44.659Z
S1 59953, S2 59874
3eced5acfb
9985ee91ea
sk_4707cd57
49
move
S1 Exhibition2
49
2026-11-02T15:04:46.593Z
S1 60019, S2 59874
134d3a93d7
3eced5acfb
sk_4707cd57
50
move
S2 Exhibition1
50
2026-11-02T15:04:48.557Z
S1 60019, S2 59910
f38f1a721d
134d3a93d7
sk_4707cd57
51
move
S1 Exhibition2
51
2026-11-02T15:04:50.504Z
S1 60072, S2 59910
df1e8bd153
f38f1a721d
sk_4707cd57
52
move
S2 Exhibition1
52
2026-11-02T15:04:52.441Z
S1 60072, S2 59973
2aedb3318c
df1e8bd153
sk_4707cd57
53
move
S1 Exhibition2
53
2026-11-02T15:04:54.383Z
S1 60130, S2 59973
0586935c1e
2aedb3318c
sk_4707cd57
54
move
S2 Exhibition1
54
2026-11-02T15:04:56.348Z
S1 60130, S2 60008
9dd76f14f9
0586935c1e
sk_4707cd57
55
move
S1 Exhibition2
55
2026-11-02T15:04:58.281Z
S1 60197, S2 60008
b702bb5b1e
9dd76f14f9
sk_4707cd57
56
move
S2 Exhibition1
56
2026-11-02T15:05:00.215Z
S1 60197, S2 60074
e4b467592f
b702bb5b1e
sk_4707cd57
57
move
S1 Exhibition2
57
2026-11-02T15:05:02.183Z
S1 60229, S2 60074
f4bb57f80d
e4b467592f
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.