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("8867071600432749078:set_01M6QYRAZFE848BJVSN24BMCVC") = b0a7a733a679ecb5..., 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_01M6QYRAZHEP2AGPMFREJH1FBZ: 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
2026-11-06T08:14:15.204Z
S1 59761, S2 60000
86d890c5f1
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-06T08:14:17.164Z
S1 59761, S2 60040
4dc23ab483
86d890c5f1
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-06T08:14:19.103Z
S1 59822, S2 60040
dc7ad149a3
4dc23ab483
sk_4707cd57
Game 2 m_01M6QYRAZJENS9JN3ZH0N3E4QZ: 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
2026-11-06T08:14:15.123Z
S1 59842, S2 60000
8eba1439f4
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-06T08:14:17.136Z
S1 59842, S2 59987
3de813b000
8eba1439f4
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-06T08:14:19.064Z
S1 59914, S2 59987
a828f1b3dd
3de813b000
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.