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("827175259113361711:set_01M6BCEXWNEAWAM0J2RYH9RTJN") = e56510472979cf80..., the commitment published at the start
a split pot (fewer_moves level) follows from the games
✓
set payout
split 20 each, fee 0
Game 1 m_01M6BCEXWQEC8T3TNFT2GEYSED: 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
2026-11-01T11:03:39.131Z
S1 59969, S2 60000
5232759efc
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-01T11:03:41.109Z
S1 59969, S2 60022
5c8d0edf6c
5232759efc
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-01T11:03:43.037Z
S1 60041, S2 60022
7b07de7144
5c8d0edf6c
sk_4707cd57
Game 2 m_01M6BCEXWRE71BZH26FZ8Q5ZWY: 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
2026-11-01T11:03:39.131Z
S1 59969, S2 60000
456f5b740a
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-01T11:03:41.067Z
S1 59969, S2 60064
10ea41f0f0
456f5b740a
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-01T11:03:43.000Z
S1 60036, S2 60064
5493ab53c9
10ea41f0f0
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.