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("8083288961706374601:set_01M6MDPXKWE2BV00AZ0VE78B7S") = 063395eac5928bc2..., 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_01M6MDPXKYF0Y8NXRH72GE8XJ6: 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
2026-11-04T23:18:39.611Z
S1 59813, S2 60000
210e006d86
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-04T23:18:41.558Z
S1 59813, S2 60053
f544d5a8f5
210e006d86
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-04T23:18:43.486Z
S1 59885, S2 60053
366bb2ec1c
f544d5a8f5
sk_4707cd57
Game 2 m_01M6MDPXM0F28RVWPYBVQ7Y2MK: 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
2026-11-04T23:18:39.620Z
S1 59804, S2 60000
657ade236c
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-04T23:18:41.578Z
S1 59804, S2 60042
3b68776029
657ade236c
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-04T23:18:43.562Z
S1 59820, S2 60042
0b66605a8b
3b68776029
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.