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("7526811847160274677:set_01M7B206RNEN6BDP4KPRZXAAWY") = 6f829ba5d5069cf2..., 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_01M7B206RQF3MAR73W3ZTRYCR8: 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
2026-11-13T18:16:32.917Z
S1 59813, S2 60000
c8f87a8dc8
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-13T18:16:34.859Z
S1 59813, S2 60058
3a2bd72a53
c8f87a8dc8
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-13T18:16:36.792Z
S1 59880, S2 60058
5a2ba0fc1b
3a2bd72a53
sk_4707cd57
Game 2 m_01M7B206RSF8DRJQD6VHZ9EZ6S: 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
2026-11-13T18:16:32.940Z
S1 59790, S2 60000
ff8dafd7fb
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-13T18:16:34.906Z
S1 59790, S2 60034
3cb4dd1c6c
ff8dafd7fb
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-13T18:16:36.833Z
S1 59863, S2 60034
b20fee3ff4
3cb4dd1c6c
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.