state-spaces/mamba
What happens to a stranger's pull request here, in the Porchlamp snapshot of 17 October 2026.
For state-spaces/mamba, the reply time has too small a sample to measure (0 pull requests counted; 10 needed). 96% of 67 outside pull requests got no reply within 14 days (20 April to 17 October 2026). It ranks 2,339 of 3,219 overall. It is not ranked for first-time contributors: this repository does not show a low enough barrier for a first-time contributor.
| Rank | 2,339 of 3,219 |
|---|---|
| Score | 43.98 |
| Tier | C |
| Median first reply | — |
| 14-day no-reply share | 96% |
| First-timer rank | This repository does not show a low enough barrier for a first-time contributor. |
| Ecosystem | Python |
| Window | 20 April to 17 October 2026 |
Composite
- Rank
- 2,339 of 3,219
- Score
- 43.98
- Tier
- C
- Coverage
- 88% · Ceiling A
- Quadrant
- Nursery
Coordinates: leverage 40.7 (coverage 100%), friction 49.5 (coverage 77%)
Five pillars
| Pillar | Score | Coverage |
|---|---|---|
| Responsiveness | 45.5 | 60% |
| Criticality | 38.2 | 100% |
| Governance | 68.0 | 100% |
| Rigor | 26.5 | 100% |
| Accessibility | 36.5 | 85% |
The measured parameters
Responsiveness
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| Decision Rate (90d)Share of outside pull requests that were merged or closed within 90 days. | 66.7% | 83.3 | 24 | 10 April to 9 July 2026 | primaryraw/pr_window/state-spaces__mamba.json |
| PR Ghost Rate (14d)Share of outside pull requests with no maintainer response, merge or close within 14 days. | 95.5% | 0.0 | 67 | 20 April to 17 October 2026 | primaryraw/pr_window/state-spaces__mamba.json |
| First-timer Merge RateShare of first-time outside authors' decided pull requests that were merged. | 25.9% | 32.4 | 27 | — | primaryraw/author_history/state-spaces__mamba.json |
| 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
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| DependentsPackages in the registry that depend on this project, counted once each. | 3 | 41.2 | — | — | primaryraw/dependents/state-spaces__mamba.json |
| Monthly DownloadsDownloads from the package registry in a month. | 56,817 downloads a month | 40.9 | — | — | primaryraw/downloads/pypi__mamba.json |
| OpenSSF CriticalityOpenSSF criticality score from 0 to 1, computed from the project's public activity signals. | 0.3282 | 32.8 | — | — | primaryraw/github_meta/state-spaces__mamba.json |
Governance
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| Elephant FactorThe fewest organisations that account for half of the last year's commits. | 3 | 75.0 | 49 | — | primaryraw/commits_365d/state-spaces__mamba.json |
| Legal IP RegimeThe contributor licence regime: DCO, none, a foundation CLA or a corporate CLA. | No CLA or sign-off found | 85.0 | — | — | primaryraw/governance/state-spaces__mamba.json |
| Promotion LadderHow openly a contributor can become a maintainer, from closed to verified. | No written path to becoming a maintainer | 40.0 | — | — | primaryraw/governance/state-spaces__mamba.json |
Rigor
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| AI Policy PostureWhether the project has a written policy on AI-assisted contributions. | No written AI policy | 40.0 | — | — | primaryraw/governance/state-spaces__mamba.json |
| Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100. | 36.3333 | 36.3 | 16 | — | proxy:review_ciraw/pr_window/state-spaces__mamba.json |
| Substantive Review RateShare of decided pull requests that received a substantive review. | 0.0% | 0.0 | 41 | 10 April to 7 October 2026 | primaryraw/pr_window/state-spaces__mamba.json |
Accessibility
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals. | Not shown: Insufficient sample size | ||||
| Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days. | 30.0% | 60.0 | 20 | — | primaryraw/author_history/state-spaces__mamba.json |
| Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers. | 0 | 0.0 | — | — | primaryraw/gfi/state-spaces__mamba.json |
| Newcomer Return RateShare of those merged first-time authors who sent a second pull request within 90 days. | 33.3% | 66.7 | 6 | — | primaryraw/author_history/state-spaces__mamba.json |
Persona view
| Persona | Rank | Score | Tier | Status |
|---|---|---|---|---|
| Balanced | 2,339 of 3,219 | 43.98 | C | Rated |
| First-timer | This repository does not show a low enough barrier for a first-time contributor. | |||
| Career capital | This repository's production-criticality signal is not yet high enough for career-capital ranking. | |||
| Senior systems | 969 of 1,276 | 44.33 | C | Rated |
| AI-assisted | 3,114 of 3,696 | 39.88 | D | Rated |
Integrity
- Snapshot
- 2026-10-17
- Raw hash
- 88ddab93245fb4cd43b1648041da3f60269b14e12787edd18219f31458e3a0aa
closed_unread
The full record is in data/2026-10-17/repos/22.json, under the key state-spaces/mamba.
How every number is measured: Porchlamp methodology.
Open an issue about this record and say what looks wrong.
Porchlamp (2026). state-spaces/mamba. Snapshot 2026-10-17. https://porchlamp.org/projects/state-spaces/mamba/. CC BY 4.0.
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