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.

For achael/eht-imaging, the reply time and the share with no reply within 14 days both have too small a sample to measure (0 and 3 pull requests counted; 10 needed). It ranks 3,146 of 3,219 overall. It is not ranked for first-time contributors: not enough evidence to show under this lens.

Key facts
Rank3,146 of 3,219
Score28.61
TierD
Median first reply—
14-day no-reply share—
First-timer rankNot enough evidence to show under this lens.
EcosystemPython
Window—

Composite

Rank
3,146 of 3,219
Score
28.61
Tier
D
Coverage
63% · Ceiling B
Quadrant
Graveyard

Coordinates: leverage 29.4 (coverage 91%), friction 65.1 (coverage 40%)

Five pillars

Score out of 100, and how much of the pillar was measured
PillarScoreCoverage
Responsiveness—0%
Criticality17.1100%
Governance50.5100%
Rigor35.770%
Accessibility11.550%

The measured parameters

Responsiveness

ParameterValueScoreCountWindowSource
Decision Rate (90d)Share of outside pull requests that were merged or closed within 90 days.Not shown: Insufficient sample size
PR Ghost Rate (14d)Share of outside pull requests with no maintainer response, merge or close within 14 days.Not shown: Insufficient sample size
First-timer Merge RateShare of first-time outside authors' decided pull requests that were merged.Not shown: Insufficient sample size
Time to First ResponseMedian hours from an outside pull request opening to its first substantive human reply.Not shown: Insufficient sample size
Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged.Not shown: Insufficient sample size

Criticality

ParameterValueScoreCountWindowSource
DependentsPackages in the registry that depend on this project, counted once each.015.9——primaryraw/dependents/achael__eht-imaging.json
Monthly DownloadsDownloads from the package registry in a month.878 downloads a month10.7——primaryraw/downloads/pypi__eht-imaging.json
OpenSSF CriticalityOpenSSF criticality score from 0 to 1, computed from the project's public activity signals.0.229623.0——primaryraw/github_meta/achael__eht-imaging.json

Governance

ParameterValueScoreCountWindowSource
Elephant FactorThe fewest organisations that account for half of the last year's commits.125.051—primaryraw/commits_365d/achael__eht-imaging.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/achael__eht-imaging.json
Promotion LadderHow openly a contributor can become a maintainer, from closed to verified.No written path to becoming a maintainer40.0——primaryraw/governance/achael__eht-imaging.json

Rigor

ParameterValueScoreCountWindowSource
AI Policy PostureWhether the project has a written policy on AI-assisted contributions.No written AI policy40.0——primaryraw/governance/achael__eht-imaging.json
Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100.32.532.5——primaryraw/scorecard/achael__eht-imaging.json
Substantive Review RateShare of decided pull requests that received a substantive review.Not shown: Insufficient sample size

Accessibility

ParameterValueScoreCountWindowSource
Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals.38.479238.530—primaryraw/actions_runs/achael__eht-imaging.json
Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days.Not shown: Insufficient sample size
Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers.00.0——primaryraw/gfi/achael__eht-imaging.json
Newcomer Return RateShare of those merged first-time authors who sent a second pull request within 90 days.Not shown: Insufficient sample size

Persona view

PersonaRankScoreTierStatus
Balanced3,146 of 3,21928.61DRated
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-assisted3,583 of 3,69630.81DRated

Integrity

Snapshot
2026-10-17
Raw hash
ded1d3cd3b3593c65c6d955a08d87336330981f6152ce170363aaceabb9b6098

No suspicion flags on this repository.

The full record is in data/2026-10-17/repos/04.json, under the key achael/eht-imaging.

How every number is measured: Porchlamp methodology.

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

Porchlamp (2026). achael/eht-imaging. Snapshot 2026-10-17. https://porchlamp.org/projects/achael/eht-imaging/. CC BY 4.0.

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