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("8802620876080515862:set_01M6EZAX9RF14SX3DHAGAF3KE1") = 640214b7ac3fb276..., 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_01M6EZAX9VFXS9P3HNM2DM7ZHZ: 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
2026-11-02T20:31:13.837Z
S1 59825, S2 60000
cb78c1094e
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-02T20:31:15.808Z
S1 59825, S2 60029
7b7b625374
cb78c1094e
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-02T20:31:17.760Z
S1 59873, S2 60029
a737ce18d5
7b7b625374
sk_4707cd57
Game 2 m_01M6EZAX9XEVJTS6FMJSJ02PF9: 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
2026-11-02T20:31:13.827Z
S1 59835, S2 60000
7a948eb91c
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-02T20:31:15.806Z
S1 59835, S2 60021
7954dac3d6
7a948eb91c
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-02T20:31:17.743Z
S1 59898, S2 60021
b319825e41
7954dac3d6
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.