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("7034655658397721750:set_01M6EBP4M1FDFA6H3WW9YZW16B") = 2f851bf608127773..., 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_01M6EBP4M3F5AT3Q33YHDK1R57: 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
2026-11-02T14:47:50.298Z
S1 59789, S2 60000
f5322ac2a8
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-02T14:47:52.249Z
S1 59789, S2 60049
4b12ff73af
f5322ac2a8
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-02T14:47:54.182Z
S1 59856, S2 60049
6cdffdce0f
4b12ff73af
sk_4707cd57
Game 2 m_01M6EBP4M4FHYA6N7CF6ZJ9QCW: 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
2026-11-02T14:47:50.226Z
S1 59861, S2 60000
4d1335ffd5
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-02T14:47:52.225Z
S1 59861, S2 60001
2df3f2e4d1
4d1335ffd5
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-02T14:47:54.158Z
S1 59928, S2 60001
a0735edc03
2df3f2e4d1
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.