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("635109872792033413:set_01M7C81HZ5E3SB8BHNX052H5CT") = f4e35f6598cbec27..., the commitment published at the start
a split pot (fewer_moves level) follows from the games
✓
set payout
split 30 each, fee 0
Game 1 m_01M7C81HZ7E06VEJTFGADNQF5B: 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
2026-11-14T05:21:22.931Z
S1 59929, S2 60000
240027d16a
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-14T05:21:24.995Z
S1 59929, S2 59936
8f9a653d6b
240027d16a
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-14T05:21:26.923Z
S1 60001, S2 59936
f3a5e47bdb
8f9a653d6b
sk_4707cd57
Game 2 m_01M7C81HZ8EM4RF8HH0DG5J6FF: 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
2026-11-14T05:21:22.930Z
S1 59930, S2 60000
b407ec66fb
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-14T05:21:24.862Z
S1 59930, S2 60068
5d6e13e314
b407ec66fb
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-14T05:21:26.788Z
S1 60004, S2 60068
c3c9f3ccf8
5d6e13e314
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.