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("7578442218744436905:set_01M6YY8PSHFYXBJ970A2H1P1CF") = bba5fcf7335781e6..., 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_01M6YY8PSKE1XBWVM76W8SJ6E1: 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
2026-11-09T01:20:23.920Z
S1 59881, S2 60000
52f7e1c0a7
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-09T01:20:25.858Z
S1 59881, S2 60062
9ef79ee0d7
52f7e1c0a7
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-09T01:20:27.786Z
S1 59953, S2 60062
7c9728a826
9ef79ee0d7
sk_4707cd57
Game 2 m_01M6YY8PSNFC18RZA7J7FFKGCN: 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
2026-11-09T01:20:23.921Z
S1 59880, S2 60000
c61ac53f98
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-09T01:20:25.905Z
S1 59880, S2 60016
6a732a46b5
c61ac53f98
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-09T01:20:27.834Z
S1 59951, S2 60016
4c521397f4
6a732a46b5
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.