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("5046003243871158926:set_01M6NBA234FNHS5N09XFSWCTVM") = 601e0b0fcd172c5a..., the commitment published at the start
a split pot (fewer_moves level) follows from the games
✓
set payout
split 10 each, fee 0
Game 1 m_01M6NBA236FCG8WY91AEKMTW7T: 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
2026-11-05T07:55:55.501Z
S1 59806, S2 60000
34aa56494c
start
sk_4707cd57
2
move
S2 Exhibition2
2
2026-11-05T07:55:57.447Z
S1 59806, S2 60054
b7acbe66f4
34aa56494c
sk_4707cd57
3
move
S1 Exhibition1
3
2026-11-05T07:55:59.399Z
S1 59854, S2 60054
9ceba24071
b7acbe66f4
sk_4707cd57
Game 2 m_01M6NBA237EAWV55JDTSH8KWJE: 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
2026-11-05T07:55:55.435Z
S1 59872, S2 60000
2c034a1c4c
start
sk_4707cd57
2
move
S2 Exhibition1
2
2026-11-05T07:55:57.433Z
S1 59872, S2 60002
c03aeb4b6f
2c034a1c4c
sk_4707cd57
3
move
S1 Exhibition2
3
2026-11-05T07:55:59.370Z
S1 59935, S2 60002
3039a3a23d
c03aeb4b6f
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.