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("4038571738018442191:set_01M6R2WZCTFSYAHG0SF57GBXGJ") = 8206ad35439421ad..., 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_01M6R2WZCXES6TXJ15QC99EYYX: 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
2026-11-06T09:26:41.406Z
S1 59841, S2 60000
bc45778089
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-06T09:26:43.353Z
S1 59841, S2 60053
79e6f277cf
bc45778089
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-06T09:26:45.299Z
S1 59895, S2 60053
289d61df0c
79e6f277cf
sk_4707cd57
Game 2 m_01M6R2WZCZF5NV0YAFCT707WBB: 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
2026-11-06T09:26:41.411Z
S1 59836, S2 60000
61eaa7a553
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-06T09:26:43.367Z
S1 59836, S2 60044
6ecf171e6f
61eaa7a553
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-06T09:26:45.323Z
S1 59880, S2 60044
f3f9b350d7
6ecf171e6f
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.