{
  "format_version": "0.3.0",
  "fabric_name": "grit",
  "fabric_version": "1.0.0",
  "crs": "EPSG:4326",
  "has_up_area": true,
  "topology": "dag",
  "bbox": [
    -180.0,
    -90.0,
    180.0,
    90.0
  ],
  "unit_count": 22337300,
  "created_at": "2026-06-29T20:08:11Z",
  "adapter_version": "grit-global-2.0.0",
  "auxiliary": [
    {
      "schema": "hfx.aux.snap.v2",
      "artifacts": {
        "snap": "aux/snap_segments.parquet"
      },
      "metadata": {
        "name": "segment-stems",
        "description": "Segment-scale stems for level 0 GRIT segment catchments.",
        "references_levels": [
          0
        ],
        "weight_semantics": "drainage_area_km2_partitioned"
      }
    },
    {
      "schema": "hfx.aux.snap.v2",
      "artifacts": {
        "snap": "aux/snap_reaches.parquet"
      },
      "metadata": {
        "name": "reach-stems",
        "description": "Reach-scale stems for level 1 GRIT reach catchments. Weight inherited from parent segment.",
        "references_levels": [
          1
        ],
        "weight_semantics": "drainage_area_km2_partitioned"
      }
    }
  ]
}