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("5356991107181722432:set_01M786GPAQE4HBKKZQARKD3AGE") = ff968d5ba3adedcb..., 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_01M786GPAVFGNV7ERR0ZQNZW2X: 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
2026-11-12T15:37:44.035Z
S1 59930, S2 60000
a2df849245
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-12T15:37:46.006Z
S1 59930, S2 60029
d77821ff50
a2df849245
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-12T15:37:47.943Z
S1 59993, S2 60029
002f2a2e92
d77821ff50
sk_4707cd57
Game 2 m_01M786GPAXF5MBC6MYVDQQBKT6: 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
2026-11-12T15:37:44.036Z
S1 59929, S2 60000
1b0f433b5a
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-12T15:37:46.009Z
S1 59929, S2 60027
9d9936e337
1b0f433b5a
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-12T15:37:47.957Z
S1 59981, S2 60027
4889dca03a
9d9936e337
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.