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ACS-multispine staging: SSI probe finds spine-inconsistent incidence (2.6% vs 1.9% baseline rate) and weight-composition skew (ASEC 1.5 persons/hh, ESS 0.3%)

Status: Open.

#403 In PolicyEngine/populace;

· MaxGhenis opened on Jul 13, 2026

Release contract needs dataset-role classes: national-default checks reject valid non-default local-area artifacts

Status: Open.

#398 In PolicyEngine/populace;

· MaxGhenis opened on Jul 12, 2026

Coverage gate: add effective-mass (weighted-support) semantics — signal on zero-weight rows must not count as restored

Status: Open.

#396 In PolicyEngine/populace;

· MaxGhenis opened on Jul 11, 2026

Canonical multispine operator ordering: assemble spines first, then clone/impute/derive/seed/simulate/calibrate

Status: Open.

#395 In PolicyEngine/populace;

· MaxGhenis opened on Jul 11, 2026

Dense arm fails input-mass parity on miscellaneous_income (−58%); Build M dense needs a target-side remedy

Status: Open.

#393 In PolicyEngine/populace;

· MaxGhenis opened on Jul 11, 2026

Build L epic: ACS second support spine via warm-start reselection

Status: Open.

#390 In PolicyEngine/populace;

· MaxGhenis opened on Jul 10, 2026

Register-currency preflight: surface every stale register in one pass, not one per release cycle

Status: Open.

#388 In PolicyEngine/populace;

· MaxGhenis opened on Jul 10, 2026

Medicaid take-up gate fails closed on Rhode Island: CMS December 2024 state snapshot unreported at source (blocks Build J)

Status: Open.

#386 In PolicyEngine/populace;

· MaxGhenis opened on Jul 10, 2026

SYSTEM_REQUIREMENTS.md memory model is stale: attributes the 29 GB calibration peak to a dense-row vstack the compiler no longer does

documentationImprovements or additions to documentationImprovements or additions to documentation

Status: Open.

#383 In PolicyEngine/populace;

· MaxGhenis opened on Jul 9, 2026

Make the US release build transactional: stable-name H5 lands before late gates, the solve has no checkpoint, and release-ID reuse manifest-lists stale files

enhancementNew feature or requestNew feature or request

Status: Open.

#382 In PolicyEngine/populace;

· MaxGhenis opened on Jul 9, 2026

Bind every blocking gate verdict into release certification: waived gates vanish from manifests and publication accepts any nonempty gates mapping

enhancementNew feature or requestNew feature or request

Status: Open.

#381 In PolicyEngine/populace;

· MaxGhenis opened on Jul 9, 2026

Checkpoint and cache identity omit the staged frame: reform-vector cache ignores seed, constraint matrix unfingerprinted, manual materializer bumps

bugSomething isn't workingSomething isn't working

Status: Open.

#380 In PolicyEngine/populace;

· MaxGhenis opened on Jul 9, 2026