{
  "step": "C367",
  "status": "passed",
  "assertions_passed": 54,
  "checks": [
    "fixed19K two source endpoints 2",
    "translation phases (2, Fraction(-1, 4), Fraction(-1, 4))",
    "translation phases (2, Fraction(-1, 4), Fraction(1, 4))",
    "translation phases (2, Fraction(1, 4), Fraction(-1, 4))",
    "translation phases (2, Fraction(1, 4), Fraction(1, 4))",
    "OFF interior obstruction (2, 0)",
    "OFF interior obstruction (2, 1)",
    "OFF interior obstruction (2, 2)",
    "OFF interior obstruction (2, 3)",
    "OFF interior obstruction (2, 4)",
    "OFF interior obstruction (2, 5)",
    "OFF interior obstruction (2, 6)",
    "OFF interior obstruction (2, 7)",
    "fixed19K two source endpoints 3",
    "translation phases (3, Fraction(-1, 4), Fraction(-1, 4))",
    "translation phases (3, Fraction(-1, 4), Fraction(1, 4))",
    "translation phases (3, Fraction(1, 4), Fraction(-1, 4))",
    "translation phases (3, Fraction(1, 4), Fraction(1, 4))",
    "OFF interior obstruction (3, 0)",
    "OFF interior obstruction (3, 1)",
    "OFF interior obstruction (3, 2)",
    "OFF interior obstruction (3, 3)",
    "OFF interior obstruction (3, 4)",
    "OFF interior obstruction (3, 5)",
    "OFF interior obstruction (3, 6)",
    "OFF interior obstruction (3, 7)",
    "fixed19K two source endpoints 4",
    "translation phases (4, Fraction(-1, 4), Fraction(-1, 4))",
    "translation phases (4, Fraction(-1, 4), Fraction(1, 4))",
    "translation phases (4, Fraction(1, 4), Fraction(-1, 4))",
    "translation phases (4, Fraction(1, 4), Fraction(1, 4))",
    "OFF interior obstruction (4, 0)",
    "OFF interior obstruction (4, 1)",
    "OFF interior obstruction (4, 2)",
    "OFF interior obstruction (4, 3)",
    "OFF interior obstruction (4, 4)",
    "OFF interior obstruction (4, 5)",
    "OFF interior obstruction (4, 6)",
    "OFF interior obstruction (4, 7)",
    "fixed19K two source endpoints 5",
    "translation phases (5, Fraction(-1, 4), Fraction(-1, 4))",
    "translation phases (5, Fraction(-1, 4), Fraction(1, 4))",
    "translation phases (5, Fraction(1, 4), Fraction(-1, 4))",
    "translation phases (5, Fraction(1, 4), Fraction(1, 4))",
    "OFF interior obstruction (5, 0)",
    "OFF interior obstruction (5, 1)",
    "OFF interior obstruction (5, 2)",
    "OFF interior obstruction (5, 3)",
    "OFF interior obstruction (5, 4)",
    "OFF interior obstruction (5, 5)",
    "OFF interior obstruction (5, 6)",
    "OFF interior obstruction (5, 7)",
    "fixed source and phase totals",
    "retained interval reversal does not commute with19K interior"
  ],
  "source_checks_passed": 16,
  "source_checks": [
    "frozen PREVIOUS_CERTIFICATE.json",
    "frozen PREVIOUS_RESULTS.json",
    "frozen PREVIOUS_DATA.json",
    "frozen PREVIOUS_CHECKPOINT.md",
    "frozen PREVIOUS_NEXT_STEP.json",
    "frozen File_18.md",
    "frozen File_09.md",
    "frozen C286_DATA.json",
    "frozen C287_DATA.json",
    "frozen C271_REGISTER.json",
    "frozen C365_DATA.json",
    "frozen C366_DATA.json",
    "predecessor PREVIOUS_RESULTS.json",
    "predecessor PREVIOUS_DATA.json",
    "predecessor PREVIOUS_CHECKPOINT.md",
    "predecessor PREVIOUS_NEXT_STEP.json"
  ],
  "canonical_or_graph_edits": false,
  "check_scope": "Finite source-labelled calculation; counts are verification inventory, not witness counts."
}