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("5060738636213401917:set_01M6NQF0K1FRPSBAY2E83SHVET") = a86156eb158e83ff..., 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_01M6NQF0K3FYTSCSVJ22BHM761: 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
2026-11-05T11:28:20.740Z
S1 59771, S2 60000
1c8cefbd2b
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-05T11:28:22.709Z
S1 59771, S2 60031
ccc5fa1ce6
1c8cefbd2b
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-05T11:28:24.668Z
S1 59812, S2 60031
f8ecc4261d
ccc5fa1ce6
sk_4707cd57
Game 2 m_01M6NQF0K5E4Y9VH18G62QV1FT: 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
2026-11-05T11:28:20.730Z
S1 59781, S2 60000
3ab3261273
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-05T11:28:22.709Z
S1 59781, S2 60021
e52e423f57
3ab3261273
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-05T11:28:24.644Z
S1 59846, S2 60021
0b3ab7dc12
e52e423f57
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.