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("5454926875936626422:set_01M6EPRX4HFQ29FK6GJP6J6B7R") = 7caf797914e575d8..., 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_01M6EPRX4KFE8SZP9MQ4FC8CVH: 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
2026-11-02T18:01:35.775Z
S1 59287, S2 60000
bb4bf25dfb
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-02T18:01:37.854Z
S1 59287, S2 59921
6a7e1bcf17
bb4bf25dfb
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-02T18:01:39.837Z
S1 59304, S2 59921
a3cd35ed23
6a7e1bcf17
sk_4707cd57
Game 2 m_01M6EPRX4NEKJB2YR5WYHPJ4X2: 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
2026-11-02T18:01:35.778Z
S1 59284, S2 60000
173312e1e2
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-02T18:01:37.861Z
S1 59284, S2 59917
4b9f179cd5
173312e1e2
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-02T18:01:39.882Z
S1 59263, S2 59917
2d1e702f78
4b9f179cd5
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.