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("2383424855936958153:set_01M75FNZ8SFBE9RDA3DW14NY1Y") = 67822ad80f9e983e..., 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_01M75FNZ8VEZDV1YXGAR6YHWKB: 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
2026-11-11T14:20:11.010Z
S1 59828, S2 60000
081d9c1e01
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-11T14:20:12.969Z
S1 59828, S2 60041
d7dd0ed72d
081d9c1e01
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-11T14:20:14.903Z
S1 59894, S2 60041
1a94de05d2
d7dd0ed72d
sk_4707cd57
Game 2 m_01M75FNZ8WEFHVK03J05TH58ZB: 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
2026-11-11T14:20:11.014Z
S1 59824, S2 60000
cdc4ccdec3
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-11T14:20:12.969Z
S1 59824, S2 60045
08f2aeb405
cdc4ccdec3
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-11T14:20:14.923Z
S1 59870, S2 60045
cee57dccc0
08f2aeb405
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.