{
  "source": "https://ihelfrich.github.io/american-policy-atlas/data/us_counties.min.geojson",
  "sourceSha256": "28f7eb9ad74ce993b5e0f13e5e75201c00a9995fed3474d4f79fb5c4d3aec083",
  "upstream": "https://www2.census.gov/geo/tiger/TIGER2023/COUNTY/tl_2023_us_county.zip",
  "vintage": "TIGER 2023, topology-simplified by American Policy Atlas",
  "transformation": "Make valid, dissolve county polygons by state name, simplify at 0.015 geographic degrees, retain outer rings, round coordinates to five decimals. Cartographic context only, never used to assign investment geography.",
  "coverage": "50 states and DC; no territory outlines. Territory projects are retained independently in the atlas.",
  "license": "U.S. Census Bureau public-domain source geometry.",
  "states": 51,
  "build": "scripts/spatial-economics/build_national_context.py"
}