Populace was renamed to Microcosm on 2026-08-07 (PolicyEngine/microcosm; dists microcosm-frame/-fit/-calibrate/-data/-build once microcosm#638 lands). policyengine.py references the populace-data package and Populace naming in certification/bundle machinery.
- Certified release manifests record
data_package.name = "populace-data" — any name check must stay legacy-aware until the next certified release (mirror of the contract change in microcosm#638).
- HF repo ids and artifact pins are unchanged; do not touch pinned URIs.
- Prose/docs → Microcosm; git-source deps → the renamed packages at their post-#638 SHAs.
Populace was renamed to Microcosm on 2026-08-07 (PolicyEngine/microcosm; dists microcosm-frame/-fit/-calibrate/-data/-build once microcosm#638 lands). policyengine.py references the populace-data package and Populace naming in certification/bundle machinery.
data_package.name = "populace-data"— any name check must stay legacy-aware until the next certified release (mirror of the contract change in microcosm#638).