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("448002174479722807:set_01M72JJXZCEN4ST8BTWM81R2HG") = 38d282bd13caca08..., the commitment published at the start
a split pot (fewer_moves level) follows from the games
✓
set payout
split 10 each, fee 0
Game 1 m_01M72JJXZEFMWBZQGA9NVZSTDN: 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
2026-11-10T11:13:13.923Z
S1 59727, S2 60000
d452fcb338
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-10T11:13:15.854Z
S1 59727, S2 60069
5fedb34dc2
d452fcb338
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-10T11:13:17.784Z
S1 59797, S2 60069
15143dbd43
5fedb34dc2
sk_4707cd57
Game 2 m_01M72JJXZGF4YVG9S72P0T1D1M: 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
2026-11-10T11:13:13.927Z
S1 59723, S2 60000
e148c23ea8
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-10T11:13:15.905Z
S1 59723, S2 60022
f855362b89
e148c23ea8
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-10T11:13:17.833Z
S1 59795, S2 60022
de649d5892
f855362b89
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.