{
  "schema": 1,
  "source": {
    "path": "archive/gaps/c1-02-files/battery_results.json",
    "sha256": "4f0152e912b2db5a20f8ec272a732d85df6c47ddc6b1a8714c43f836ba0a74d4"
  },
  "predeclared_pass_rule": "B19 char5 >= -3.4331 and a clear matched-null margin",
  "result": {
    "candidate_count": 63,
    "unscoreable_count": 13,
    "pass_count": 0,
    "baseline_char5": -4.8661,
    "best_char5": -4.8661,
    "best_is_identity": true,
    "keyed_columnar_width_11_best": -6.4544,
    "keyed_columnar_width_14_best": -7.8438,
    "hill2_invertible_keys_sampled": 17472
  },
  "boundary": "This closes the tested route, transposition, Vigenere, Beaufort, affine, and sampled Hill-2x2 families; it does not prove that Page 23 has no non-classical or author-specified operation."
}