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("3077219667629807735:set_01M7B8PN4QE00RJT8B9HBKWNE6") = 08ce2cceb9d89cf5..., 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_01M7B8PN4SFVXSM7EYQ50F85YD: 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
2026-11-13T20:13:39.915Z
S1 59889, S2 60000
c58f314c59
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-13T20:13:41.859Z
S1 59889, S2 60056
a4c064275a
c58f314c59
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-13T20:13:43.797Z
S1 59951, S2 60056
c67e37fb65
a4c064275a
sk_4707cd57
Game 2 m_01M7B8PN4TESGSDZMRCGA1199E: 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
2026-11-13T20:13:39.918Z
S1 59886, S2 60000
9336fc5cf3
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-13T20:13:41.871Z
S1 59886, S2 60047
e610f3bdb6
9336fc5cf3
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-13T20:13:43.809Z
S1 59948, S2 60047
4ef29de4f3
e610f3bdb6
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.