Evidaxis
Dated record

open_spiel

repo · google-deepmind/open_spiel · paper: not linked · as of

Niche: not yet assigned.

4.2 commits per week averaged over the trailing window. No paper is linked in OpenAlex. Dependents: no reading in the scored panel. 1 of 4 weekly observations; full commit series captured. 5,503 GitHub stars, recorded, not scored. Measured 2026-09-26 for open_spiel; sources linked below.

commits/wk 4.2 averaged, trailing window last commit week 2026-08-30 measured · GitHub ·
citations no paper linked all years, indexed to date no reading · OpenAlex ·
direct dependents not in the scored panel partition 2026-09-26 no reading · deps.dev snapshot ·
stars 5,503 recorded, not scored measured · GitHub ·
Download values (CSV) JSON record Follow this system (feed) Report an error

Is open_spiel still maintained?

4.2 commits per week averaged over the trailing window.

GitHub averaged 4.2 per week over the trailing window; raw weekly counts below are individual weeks.

Last commit week 2026-08-30; 3 consecutive zero weeks in the captured series.

Commits in the latest captured week vs 4 weeks earlier: -8 · vs 26 weeks earlier: -16 · 52-week range: 0 to 53 commits in an individual week.

line chart: open_spiel, weekly commits, 0 in latest week, 2025-09-28 to 2026-09-20
open_spiel averaged 4.2 commits a week. GitHub commit_activity · .
Latest eight weeks
Week startingCommits
2026-08-022
2026-08-094
2026-08-161
2026-08-238
2026-08-3012
2026-09-060
2026-09-130
2026-09-200
heatmap chart: open_spiel, weeks with commits, 21 of 26, 2026-03-29 to 2026-09-20
21 of the last 26 captured weeks had commits for open_spiel. GitHub commit_activity · .
All 52 weeks
Weekly commits
Week startingCommits
2025-09-2817
2025-10-0526
2025-10-1253
2025-10-198
2025-10-2611
2025-11-020
2025-11-0915
2025-11-166
2025-11-238
2025-11-304
2025-12-0719
2025-12-1423
2025-12-2134
2025-12-2812
2026-01-0432
2026-01-1138
2026-01-1828
2026-01-257
2026-02-015
2026-02-0810
2026-02-159
2026-02-2210
2026-03-0124
2026-03-0816
2026-03-1510
2026-03-2216
2026-03-2910
2026-04-050
2026-04-125
2026-04-1911
2026-04-2622
2026-05-034
2026-05-106
2026-05-1721
2026-05-242
2026-05-315
2026-06-0716
2026-06-1429
2026-06-211
2026-06-280
2026-07-052
2026-07-1216
2026-07-193
2026-07-263
2026-08-022
2026-08-094
2026-08-161
2026-08-238
2026-08-3012
2026-09-060
2026-09-130
2026-09-200

GitHub commit_activity · period 2025-09-28 to 2026-09-20 · n = 52 weeks · method weekly totals; reconstructed dates · updated · version 9d2fe956adbc-b1 · CSV

Readings

Recorded values and sources
ReadingValueΔ 4 weeksΔ 26 weeks52-week rangeInstrumentDateReproducePrevious reading
Commits per week4.2-2.9-12.94.2 to 19.3GitHub, trailing 12 weeks2026-09-26Public queryno reading
Citing worksno readingno readingno readingno readingOpenAlex, all years2026-09-26Public queryno reading
Direct dependentsno readingno readingno readingno readingDirect dependents2026-09-26Public queryno reading
Daily dependents (unscored)no readingno readingno readingno readingdeps.dev REST, unscored2026-09-26Public queryno reading
Stars5,503no readingno reading5,503 to 5,503GitHub stars, unscored2026-09-26Public queryno reading

Evidaxis snapshot · period 2026-09-26 · n = 1 system · method source linked readings · updated · version 9d2fe956adbc-b1

How to cite open_spiel's record?

Evidaxis. open_spiel measurement record. Snapshot 2026-09-26. urn:evidaxis:claim:e_M3CDNZFA9W2:m3:2026-09-26. CC0-1.0. https://evidaxis.org/e/e_M3CDNZFA9W2/

Evidaxis · period 2026-09-26 · n = 1 system · method claim URN · updated · version 9d2fe956adbc-b1

What changed since the last snapshot?

No previous snapshot reading is available for this system.

slope chart: open_spiel, measured values, 2, 2026-09-26
First observation 2026-09-26 for open_spiel; 2 measured values. Evidaxis snapshots · .
Snapshot values
MetricPreviousCurrentDelta
Commits per weekno reading4.2no reading
Citing worksno readingno readingno reading
Direct dependentsno readingno readingno reading
Starsno reading5,503no reading

Evidaxis snapshots · period 2026-09-26 to 2026-09-26 · n = 1 partition · method paired snapshot values · updated · version 9d2fe956adbc-b1 · History CSV

Take the data or follow changes

Values and captured history are available under CC0-1.0. The system feed records changes to published numbers.

Values CSVHistory CSVJSON recordAtom feedJSON FeedAdd Evidaxis as a preferred source on GoogleReport an error

Evidaxis · period 2026-09-26 · n = 1 system · method CC0-1.0 open export · updated · version 9d2fe956adbc-b1

For teams tracking many systems

Use the cohort CSV, snapshot archive and membership manifest to reproduce observations across systems.

Cohort CSV · Snapshot archive · Membership manifest

Paper and links

Source records identify the system, repository and linked works; no paper authors are published.

What is not measured for open_spiel, and why

Missing readings describe instrument coverage. A missing value is not a measured zero.

Unmeasured slots
ReadingReason
Citing worksnot linked
Direct dependentsoutside panel
Daily dependents (unscored)no reading captured

Dependents: no reading in the scored panel.

Gate ETA: never published; Evidaxis makes no public actionable prediction.

Dependents ecosystem composition: no reading; this field is not present in the snapshot.

Evidaxis · period 2026-09-26 · n = 1 system · method measurement coverage · updated · version 9d2fe956adbc-b1

Measurement detail

Gate, gauges, percentile, derived signals and snapshot receipt

History: 1 of 4 weekly observations. Axis coverage: 1 of 3 axes measurable. Gate: not computable - history 1 of 4 weekly observations

1 of 4 weekly observations; full commit series captured.

open_spiel

repo
Unassigned (AI-v1 census) · n = 5778 · google-deepmind/open_spiel
1 of 3 axes measurable · conf low
convergence gate
Convergence gate: Gate: not computable - history 1 of 4 weekly observations Development velocity: measured × Citation momentum: not measurable ∅ Direct-dependents momentum (deps.dev): not measurable ∅
gate
0 of 3 axes

Gate: not computable - history 1 of 4 weekly observations

· Evidaxis snapshot · 2026-09-26
Gate: not computable - history 1 of 4 weekly observations
position in cohort distribution one of 5778 in cohort
percentile 3 within cohort p25 p50 p75 p0 p100
percentile
p3
· Evidaxis snapshot · 2026-09-26
momentum averages present-axis z-scores; two- and three-axis scores are not strictly comparable
velocity z
velocity z gaugevelocity z-3.05 within cohort, log-slope -0.055/wk.0-3.05
velocity z
-3.05 σ
slope
-0.055/wk
· Evidaxis snapshot · 2026-09-26
log-slope -0.055/wk
citation z Citation source: not measured.
direct-dependents z Direct-dependents axis: outside the frozen panel; not measured.
cohort
5778
systems measured
weekly commits
4.2
Development velocity axis: measured.
total citations
no reading
Citation source: not measured.
momentum
11.9
percentile p3
commit heatmap, last 26 weeks4.2/wk
weekly commits, 26 weeks26 weeks of commits, peak 29 in a week, 21 active weeks, 183 total.week 1: 10 commitsweek 2: 0 commitsweek 3: 5 commitsweek 4: 11 commitsweek 5: 22 commitsweek 6: 4 commitsweek 7: 6 commitsweek 8: 21 commitsweek 9: 2 commitsweek 10: 5 commitsweek 11: 16 commitsweek 12: 29 commitsweek 13: 1 commitsweek 14: 0 commitsweek 15: 2 commitsweek 16: 16 commitsweek 17: 3 commitsweek 18: 3 commitsweek 19: 2 commitsweek 20: 4 commitsweek 21: 1 commitsweek 22: 8 commitsweek 23: 12 commitsweek 24: 0 commitsweek 25: 0 commitsweek 26: 0 commits
weeks
26
peak/wk
29
active
21
total
183
· Evidaxis snapshot · 2026-09-26
citations by yearCitation source: not measured.
recency-weighted swing trailing 13-week vs prior 39-week log-slope ratio +3.64, regime accelerating. prior slope -0.018, recent slope -0.066 per week. -0.018prior 39w-0.066recent 13w+3.64×
swing
+3.64×
regime
accelerating
windows
13w vs 39w
snapshot 1 of 1 · · m3
commit-axis Sharpe log-linear slope over residual std, value -0.039 with 95% CI -0.061 to -0.017, 50 degrees of freedom. CI spans zero.0-0.03995% CI -0.061, -0.017-0.061-0.017
sharpe
-0.039
95% ci
-0.061, -0.017
dof
50
snapshot 1 of 1 · · m3
commit changepoint52 weekly commit points. Changepoint at week 4 (2025-10-25), slope change -18.264 commits per week.2025-10-25
date
week
4 of 52
Δslope
-18.264/wk
snapshot 1 of 1 · · m3
code-leads-citation lag reserved

reserved: citation series too short / axis absent for cross-correlation

status
reserved
value
insufficient data
snapshot 1 of 1 · · m3
axis alpha vs cohort reserved

reserved: cohort N too small for regression (power ~0)

status
reserved
value
insufficient data
snapshot 1 of 1 · · m3
methodology gate snapshot 1 of 1 · · m3
commit weeks
52
citation years
0
shipped
3
reserved
3

shipped

  • recency-swing
  • commit-sharpe
  • commit-changepoint

reserved

  • code-leads-citation-lag
  • axis-alpha
  • gate-eta
snapshot 1 of 1 · · m3

Direct-dependents momentum (deps.dev)

Direct-dependents axis: outside the frozen panel; not measured.

Coverage state
out_of_panel
Cohort z
no axis
OLS slope
no reading
Theil-Sen slope
no reading
Latest direct dependents
no reading
Confirmed-clean points
no reading
Reconstructed history points
no reading
As-of partition
no reading
Fragility veto
no reading
Rising vote
no

Source: deps.dev (Google), CC-BY 4.0. Modified: aggregated to system-level counts and momentum scores.

Axis definition · Snapshot axis correlations

Evidaxis · period 2026-09-26 · n = 1 system · method measurement detail · updated · version 9d2fe956adbc-b1 · record JSON · snapshot receipt