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("6358986113183359445:set_01M6EYXFG0F4MR2E9CZ0BS0FX5") = e65f77e52ef41bcd..., 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_01M6EYXFG2F57ABZ24XWAQSAWY: 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
2026-11-02T20:23:53.629Z
S1 59914, S2 60000
8a2fba191e
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-02T20:23:55.646Z
S1 59914, S2 59983
844fd4e49c
8a2fba191e
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-02T20:23:57.603Z
S1 59957, S2 59983
fdfe72c082
844fd4e49c
sk_4707cd57
Game 2 m_01M6EYXFG3FJCRE6C2ZYBT2ASX: 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
2026-11-02T20:23:53.627Z
S1 59916, S2 60000
2468f3dbd6
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-02T20:23:55.642Z
S1 59916, S2 59985
b1dae64d02
2468f3dbd6
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-02T20:23:57.579Z
S1 59979, S2 59985
48bc0753f4
b1dae64d02
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.