{
 "what": "the training corpus's split-leakage measurement under the impedance figure: rows, unique geometries, group-key overlap, nearest-neighbour distance and the share of test geometries with an exact twin in training",
 "measured_utc": "2026-10-05T19:13:44Z",
 "source": {
  "repository": "genesis (packaging & extraction)",
  "revision": "20fb8601",
  "path": "benchmarks/surrogate_ci/split_leakage_2026_07_04.json",
  "sha256": "68aeed6cf262aabe9238a456249ca3c92c2f69e27357e7036b492c24014b668a",
  "bytes": 1654
 },
 "not_served": "the source file is the gate's whole record; this site publishes the fields its page reads, and the sha256 above commits to the rest",
 "method": "read from the committed bytes above with a JSON pointer per field; no value is recomputed here",
 "pointers": {
  "n_rows_total": "/n_rows_total",
  "n_unique_geometries": "/n_unique_geometries",
  "group_key_overlap": "/group_key_overlap",
  "nn_raw_um_p50_median": "/nn_raw_um/p50_median",
  "frac_test_with_exact_dpt_twin_in_train": "/frac_test_with_exact_dpt_twin_in_train",
  "n_test_geoms": "/split/n_test_geoms"
 },
 "n_rows_total": 6754560,
 "n_unique_geometries": 788391,
 "group_key_overlap": 0,
 "nn_raw_um_p50_median": 1.0,
 "frac_test_with_exact_dpt_twin_in_train": 0.35481170486688063,
 "n_test_geoms": 78839
}