PorchlampFind the projects that leave the light on.2026-10-17

What happens to a stranger's pull request here, in the Porchlamp snapshot of 17 October 2026.

Outside pull requests to replicate/cog got a first human reply in a median of 44.1 hours (48 pull requests, 18 April to 15 October 2026); 16% got none within 14 days. It ranks 1,719 of 3,219 overall. It is not ranked for first-time contributors: not enough evidence to show under this lens.

Key facts
Rank1,719 of 3,219
Score49.59
TierC
Median first reply44.1 hours
14-day no-reply share16%
First-timer rankNot enough evidence to show under this lens.
EcosystemGo
Window18 April to 15 October 2026

Composite

Rank
1,719 of 3,219
Score
49.59
Tier
C
Coverage
88% · Ceiling A
Quadrant
Nursery

Coordinates: leverage 43.0 (coverage 100%), friction 41.6 (coverage 80%)

Five pillars

Score out of 100, and how much of the pillar was measured
PillarScoreCoverage
Responsiveness66.480%
Criticality26.6100%
Governance59.3100%
Rigor59.5100%
Accessibility37.050%

The measured parameters

Responsiveness

ParameterValueScoreCountWindowSource
Decision Rate (90d)Share of outside pull requests that were merged or closed within 90 days.76.9%96.21318 April to 17 July 2026primaryraw/pr_window/replicate__cog.json
PR Ghost Rate (14d)Share of outside pull requests with no maintainer response, merge or close within 14 days.16.2%67.63720 April to 17 October 2026primaryraw/pr_window/replicate__cog.json
First-timer Merge RateShare of first-time outside authors' decided pull requests that were merged.Not shown: Collector failure
Time to First ResponseMedian hours from an outside pull request opening to its first substantive human reply.44.1 hours (1.8 days)53.04818 April to 15 October 2026primaryraw/pr_window/replicate__cog.json
Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged.644.8 hours (26.9 days)30.54718 April to 15 October 2026primaryraw/pr_window/replicate__cog.json

Criticality

ParameterValueScoreCountWindowSource
DependentsPackages in the registry that depend on this project, counted once each.015.5——primaryraw/dependents/replicate__cog.json
Monthly DownloadsDownloads from the package registry in a month.Not shown: Not applicable
OpenSSF CriticalityOpenSSF criticality score from 0 to 1, computed from the project's public activity signals.0.393639.4——primaryraw/github_meta/replicate__cog.json

Governance

ParameterValueScoreCountWindowSource
Elephant FactorThe fewest organisations that account for half of the last year's commits.250.0307—primaryraw/commits_365d/replicate__cog.json
Legal IP RegimeThe contributor licence regime: DCO, none, a foundation CLA or a corporate CLA.No CLA or sign-off found85.0——primaryraw/governance/replicate__cog.json
Promotion LadderHow openly a contributor can become a maintainer, from closed to verified.No written path to becoming a maintainer40.0——primaryraw/governance/replicate__cog.json

Rigor

ParameterValueScoreCountWindowSource
AI Policy PostureWhether the project has a written policy on AI-assisted contributions.Written AI policy95.0——primaryraw/governance/replicate__cog.json
Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100.72.572.5——primaryraw/scorecard/replicate__cog.json
Substantive Review RateShare of decided pull requests that received a substantive review.5.4%6.811118 April to 15 October 2026primaryraw/pr_window/replicate__cog.json

Accessibility

ParameterValueScoreCountWindowSource
Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals.100100.026—primaryraw/actions_runs/replicate__cog.json
Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days.Not shown: Collector failure
Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers.110.0——primaryraw/gfi/replicate__cog.json
Newcomer Return RateShare of those merged first-time authors who sent a second pull request within 90 days.Not shown: Collector failure

Persona view

PersonaRankScoreTierStatus
Balanced1,719 of 3,21949.59CRated
First-timerNot enough evidence to show under this lens.
Career capitalThis repository's production-criticality signal is not yet high enough for career-capital ranking.
Senior systemsFewer than 3 organizations account for most commits (not multi-vendor).
AI-assisted1,586 of 3,69652.03CRated

Integrity

Snapshot
2026-10-17
Raw hash
24b201235c8096d7c06234b14641e4e4e5690857c64617ed3e7a67f8c0be47f7

No suspicion flags on this repository.

The full record is in data/2026-10-17/repos/a8.json, under the key replicate/cog.

How every number is measured: Porchlamp methodology.

Open an issue about this record and say what looks wrong.

Porchlamp (2026). replicate/cog. Snapshot 2026-10-17. https://porchlamp.org/projects/replicate/cog/. CC BY 4.0.

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