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("8243985664612123666:set_01M7DYFXZKFMTB3G4TBHVTH163") = 76242b577160730e..., 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_01M7DYFXZQF0HA5CCTVEPA6AMH: 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
2026-11-14T21:12:57.201Z
S1 59814, S2 60000
f126f62b30
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-14T21:12:59.148Z
S1 59814, S2 60053
5a28909899
f126f62b30
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-14T21:13:01.088Z
S1 59874, S2 60053
693b14d1b1
5a28909899
sk_4707cd57
Game 2 m_01M7DYFXZREJTTRJDBJNFB2WMJ: 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
2026-11-14T21:12:57.134Z
S1 59881, S2 60000
5504a45bf8
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-14T21:12:59.131Z
S1 59881, S2 60003
9d48218f65
5504a45bf8
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-14T21:13:01.066Z
S1 59946, S2 60003
68f5ee053f
9d48218f65
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.