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("3840482102713159407:set_01M6H63GA5FE38AZCAVJTYDMYZ") = 7861db31f2f1c4cf..., 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_01M6H63GA7F0Z9PZ1YFVQ1TGDA: 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
2026-11-03T17:08:00.023Z
S1 59861, S2 60000
ac092d559e
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-03T17:08:02.078Z
S1 59861, S2 59945
26f5cb81e0
ac092d559e
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-03T17:08:04.173Z
S1 59766, S2 59945
06da9b6279
26f5cb81e0
sk_4707cd57
Game 2 m_01M6H63GA9FW7A7NBBVFSXCPRP: 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
2026-11-03T17:08:00.004Z
S1 59880, S2 60000
fe01535c9b
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-03T17:08:02.012Z
S1 59880, S2 59992
9d3fd1c241
fe01535c9b
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-03T17:08:04.085Z
S1 59807, S2 59992
90ecf1caef
9d3fd1c241
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.