Evidaxis
Dated record

langchainrb

repo · patterns-ai-core/langchainrb · paper: not linked · as of

Niche: not yet assigned.

1.9 commits per week averaged over the trailing window. No paper is linked in OpenAlex. Dependents: no admitted own package. 3 of 4 weekly observations; full commit series captured. 2,001 GitHub stars, recorded, not scored. Measured 2026-10-10 for langchainrb; sources linked below.

commits/wk 1.9 averaged, trailing window last commit week 2026-10-11 measured · GitHub ·
citations no paper linked all years, indexed to date no reading · OpenAlex ·
direct dependents not in the scored panel partition 2026-10-10 no reading · deps.dev snapshot ·
stars 2,001 recorded, not scored measured · GitHub ·
Download values (CSV) JSON record Follow this system (feed) Report an error

Is langchainrb still maintained?

1.9 commits per week averaged over the trailing window.

GitHub averaged 1.9 per week over the trailing window; raw weekly counts below are individual weeks.

Last commit week 2026-10-11.

Commits in the latest captured week vs 4 weeks earlier: 5 · vs 26 weeks earlier: 5 · 52-week range: 0 to 6 commits in an individual week.

line chart: langchainrb, weekly commits, 5 in latest week, 2025-10-19 to 2026-10-11
langchainrb averaged 1.9 commits a week. GitHub commit_activity · .
Latest eight weeks
Week startingCommits
2026-08-231
2026-08-300
2026-09-066
2026-09-130
2026-09-200
2026-09-270
2026-10-040
2026-10-115
heatmap chart: langchainrb, weeks with commits, 7 of 26, 2026-04-19 to 2026-10-11
7 of the last 26 captured weeks had commits for langchainrb. GitHub commit_activity · .
All 52 weeks
Weekly commits
Week startingCommits
2025-10-190
2025-10-260
2025-11-020
2025-11-090
2025-11-160
2025-11-230
2025-11-300
2025-12-070
2025-12-140
2025-12-210
2025-12-280
2026-01-040
2026-01-110
2026-01-180
2026-01-250
2026-02-010
2026-02-080
2026-02-150
2026-02-220
2026-03-011
2026-03-080
2026-03-150
2026-03-220
2026-03-290
2026-04-050
2026-04-120
2026-04-190
2026-04-261
2026-05-030
2026-05-100
2026-05-170
2026-05-240
2026-05-310
2026-06-070
2026-06-140
2026-06-210
2026-06-280
2026-07-050
2026-07-120
2026-07-190
2026-07-260
2026-08-024
2026-08-094
2026-08-163
2026-08-231
2026-08-300
2026-09-066
2026-09-130
2026-09-200
2026-09-270
2026-10-040
2026-10-115

GitHub commit_activity · period 2025-10-19 to 2026-10-11 · n = 52 weeks · method weekly totals; reconstructed dates · updated · version ad5e404d4f82-b1 · CSV

Readings

Recorded values and sources
ReadingValueΔ 4 weeksΔ 26 weeks52-week rangeInstrumentDateReproducePrevious reading
Commits per week1.90.41.80 to 1.9GitHub, trailing 12 weeks2026-10-10Public query1.5
Citing worksno readingno readingno readingno readingOpenAlex, all years2026-10-10Public queryno reading
Direct dependentsno readingno readingno readingno readingDirect dependents2026-10-10Public queryno reading
Daily dependents (unscored)no readingno readingno readingno readingdeps.dev REST, unscored2026-10-10Public queryno reading
Stars2,001no readingno reading1,999 to 2,001GitHub stars, unscored2026-10-10Public query1,999

Evidaxis snapshot · period 2026-10-10 · n = 1 system · method source linked readings · updated · version ad5e404d4f82-b1

How to cite langchainrb's record?

Evidaxis. langchainrb measurement record. Snapshot 2026-10-10. urn:evidaxis:claim:e_BBR9NYR3EK6:m4:2026-10-10. CC0-1.0. https://evidaxis.org/e/e_BBR9NYR3EK6/

Evidaxis · period 2026-10-10 · n = 1 system · method claim URN · updated · version ad5e404d4f82-b1

What changed since the last snapshot?

2 published readings changed between snapshots 0641434ff686 and ad5e404d4f82.

slope chart: langchainrb, changed published values, 2, 2026-10-03 to 2026-10-10
2 published values changed for langchainrb since 2026-10-03. Evidaxis snapshots · .
Snapshot values
MetricPreviousCurrentDelta
Commits per week1.51.90.4
Citing worksno readingno readingno reading
Direct dependentsno readingno readingno reading
Stars1,9992,0012

Evidaxis snapshots · period 2026-10-03 to 2026-10-10 · n = 3 partitions · method paired snapshot values · updated · version ad5e404d4f82-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 2026-10-10 · n = 1 system · method CC0-1.0 open export · updated · version ad5e404d4f82-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 langchainrb, 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 admitted own package.

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 2026-10-10 · n = 1 system · method measurement coverage · updated · version ad5e404d4f82-b1

Measurement detail

Gate, gauges, percentile, derived signals and snapshot receipt

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

3 of 4 weekly observations; full commit series captured.

langchainrb

repo
Unassigned (AI-v1 census) · n = 6141 · patterns-ai-core/langchainrb
1 of 3 axes measurable · conf low
convergence gate
Convergence gate: Gate: not computable - history 3 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 3 of 4 weekly observations

· Evidaxis snapshot · 2026-10-10
Gate: not computable - history 3 of 4 weekly observations
position in cohort distribution one of 6141 in cohort
percentile 88 within cohort p25 p50 p75 p0 p100
percentile
p88
· Evidaxis snapshot · 2026-10-10
momentum averages present-axis z-scores; two- and three-axis scores are not strictly comparable
velocity z
velocity z gaugevelocity z+2.39 within cohort, log-slope +0.033/wk.0+2.39
velocity z
+2.39 σ
slope
+0.033/wk
· Evidaxis snapshot · 2026-10-10
log-slope +0.033/wk
citation z Citation source: not measured.
direct-dependents z Direct-dependents axis: no admitted own package; not measured.
cohort
6141
systems measured
weekly commits
1.9
Development velocity axis: measured.
total citations
no reading
Citation source: not measured.
momentum
79.9
percentile p88
commit heatmap, last 26 weeks1.9/wk
weekly commits, 26 weeks26 weeks of commits, peak 6 in a week, 7 active weeks, 24 total.week 1: 0 commitsweek 2: 1 commitsweek 3: 0 commitsweek 4: 0 commitsweek 5: 0 commitsweek 6: 0 commitsweek 7: 0 commitsweek 8: 0 commitsweek 9: 0 commitsweek 10: 0 commitsweek 11: 0 commitsweek 12: 0 commitsweek 13: 0 commitsweek 14: 0 commitsweek 15: 0 commitsweek 16: 4 commitsweek 17: 4 commitsweek 18: 3 commitsweek 19: 1 commitsweek 20: 0 commitsweek 21: 6 commitsweek 22: 0 commitsweek 23: 0 commitsweek 24: 0 commitsweek 25: 0 commitsweek 26: 5 commits
weeks
26
peak/wk
6
active
7
total
24
· Evidaxis snapshot · 2026-10-10
citations by yearCitation source: not measured.
recency-weighted swing trailing 13-week vs prior 39-week log-slope ratio -9.96, regime recent slope sign differs from prior window. prior slope +0.001, recent slope -0.011 per week. +0.001prior 39w-0.011recent 13w-9.96×
swing
-9.96×
regime
recent slope sign differs from prior window
windows
13w vs 39w
snapshot 1 of 1 · · m4
commit Sharpereserved: <26 non-zero commit weeks
commit changepoint52 weekly commit points. No significant changepoint detected (|delta slope| within the noise floor).no significant changepoint
changepoint
none detected
snapshot 1 of 1 · · m4
code-leads-citation lag reserved

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

status
reserved
value
insufficient data
snapshot 1 of 1 · · m4
axis alpha vs cohort reserved

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

status
reserved
value
insufficient data
snapshot 1 of 1 · · m4
methodology gate snapshot 1 of 1 · · m4
commit weeks
52
citation years
0
shipped
2
reserved
4

shipped

  • recency-swing
  • commit-changepoint

reserved

  • commit-sharpe
  • code-leads-citation-lag
  • axis-alpha
  • gate-eta
snapshot 3 of 3 · · m4

Direct-dependents momentum (deps.dev)

Direct-dependents axis: no admitted own package; 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 2026-10-10 · n = 1 system · method measurement detail · updated · version ad5e404d4f82-b1 · record JSON · snapshot receipt