AtomicDB

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75.7M
positions
14.2M
practically solved
272.11T
engine nodes
2.1M
analyses
144
in queue
9
active workers
48
active cores
34.5M
nodes / sec
2.4
positions / min
82
proof number
3,796
disproof number
Root conquest: 0/20 first moves solved · 18.7% of tree positions solved · last 24h: 213,298 closures, 3.45T nodes searched
Proof health & closures by source
Proof health · median disproof number on the AND frontier: 67 over 217 open obligations, of which 42 (19.4%) sit at or below dn 2, one unanswered question from falling over · 0 open nodes on impossible numbers · positions a visitor asked for close in 44s (median of 131) · measured at 2026-10-05 23:00 UTC
Closures by source, last 24h (213298 of 213298 labelled): USER 99.8% (212813) · FILL 0.0% (0) · AUTO 0.0% (0) · SOLVE 0.0% (0) · NONE 0.2% (485) · last 7d (2117242 of 2117242): USER 99.8% (2112363) · FILL 0.0% (0) · AUTO 0.0% (0) · SOLVE 0.0% (0) · NONE 0.2% (4879). Labelling started at deploy: closures older than that carry no source and are counted in none of the shares above.

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Keyboard move list

First moves from the starting position

movestateevalvisits
g1f3unsolved10262
g1h3unsolved8202
e2e3unsolved5053
d2d4unsolved4412
e2e4unsolved4182
b1c3unsolved1052
b1a3unsolved03
c2c3unsolved02
g2g3unsolved02
b2b4unsolved-733
h2h3unsolved-972
d2d3unsolved-982
a2a3unsolved-1002
f2f3unsolved-1173
b2b3unsolved-1441
f2f4unsolved-2603
h2h4unsolved-5002
a2a4unsolved-5142
g2g4unsolved-6042
c2c4unsolved-7003

Contributors by engine nodes

Every position in this tree was searched by somebody's machine. Ties share a place, and the share is measured against everything the whole fleet searched in that window.

Last 24 hours

ContributorNodesAnalyses
1BManBJ
39.1% of the fleet
1.35T8,399
2tenzink
20.3% of the fleet
700.46B4,271
3randomchampgamer
19.2% of the fleet
663.70B4,121
4RickEdinson
14.1% of the fleet
487.80B3,033
5MoNiKaMaDnEsS
7.1% of the fleet
244.44B1,634
6quasa
0.1% of the fleet
3.35B27
7soothdest
<0.1% of the fleet
474.8M26

7 accounts · 3.45T nodes searched by the whole fleet.

All time

ContributorNodesAnalyses
1NitroColoraze
33.2% of the fleet
90.30T751,082
2tenzink
15.3% of the fleet
41.51T340,725
3BManBJ
14.1% of the fleet
38.34T270,137
4auranvesdranor
11.5% of the fleet
31.40T228,002
5randomchampgamer
5.3% of the fleet
14.30T105,628
6JackIV
3.7% of the fleet
10.06T67,859
7RickEdinson
3.5% of the fleet
9.43T63,194
8gannet
2.7% of the fleet
7.24T46,848
9MoNiKaMaDnEsS
2.0% of the fleet
5.55T37,156
10NeoArcturus
1.5% of the fleet
4.09T16,758

and 25 more.

35 accounts · 272.12T nodes searched by the whole fleet.

Proposed campaigns

Anyone can put a line up and vote for it. The site owner decides which one the solver actually runs.

Showing the 6 most voted of 21 proposals · see every proposal

Milestones