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("7402199589558794681:set_01M6XWBW8AFEAVYWCFJ3HCQ7WH") = 6a1f8eb7d9942ffb..., 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_01M6XWBW8DEXT9Q3E2KFFDHNZH: 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
2026-11-08T15:27:56.324Z
S1 59786, S2 60000
0dd0266cbc
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-08T15:27:58.306Z
S1 59786, S2 60018
0215d7a76c
0dd0266cbc
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-08T15:28:00.242Z
S1 59850, S2 60018
5dbef8359d
0215d7a76c
sk_4707cd57
Game 2 m_01M6XWBW8FEJJVHD6SHEJAPY3D: 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
2026-11-08T15:27:56.322Z
S1 59788, S2 60000
de650c6764
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-08T15:27:58.262Z
S1 59788, S2 60060
34767c8810
de650c6764
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-08T15:28:00.191Z
S1 59859, S2 60060
8a598faf9a
34767c8810
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.