{
  "step": "C416",
  "status": "passed",
  "assertions_passed": 25,
  "checks": [
    "unique sourced person station ({'tradition': 'SP', 'rail': 'companion', 'gear': 3, 'Cainan': 1, 'Terah60': 1, 'full430': 1}, 'Noah birth')",
    "unique sourced person station ({'tradition': 'SP', 'rail': 'companion', 'gear': 3, 'Cainan': 1, 'Terah60': 1, 'full430': 1}, 'Shem birth')",
    "unique sourced person station ({'tradition': 'SP', 'rail': 'companion', 'gear': 3, 'Cainan': 1, 'Terah60': 1, 'full430': 1}, 'Noah death')",
    "unique sourced person station ({'tradition': 'SP', 'rail': 'companion', 'gear': 3, 'Cainan': 1, 'Terah60': 1, 'full430': 1}, 'Shem death')",
    "unique sourced person station ({'tradition': 'MT', 'rail': None, 'gear': 1, 'Cainan': 0, 'Terah60': 0, 'full430': 0}, 'Noah birth')",
    "unique sourced person station ({'tradition': 'MT', 'rail': None, 'gear': 1, 'Cainan': 0, 'Terah60': 0, 'full430': 0}, 'Shem birth')",
    "unique sourced person station ({'tradition': 'MT', 'rail': None, 'gear': 1, 'Cainan': 0, 'Terah60': 0, 'full430': 0}, 'Noah death')",
    "unique sourced person station ({'tradition': 'MT', 'rail': None, 'gear': 1, 'Cainan': 0, 'Terah60': 0, 'full430': 0}, 'Shem death')",
    "same-role2K Noah birth",
    "same-role2K Shem birth",
    "same-role2K Noah death",
    "same-role2K Shem death",
    "whole-profile interval retained Noah birth / Shem birth",
    "whole-profile interval retained Noah birth / Noah death",
    "whole-profile interval retained Noah birth / Shem death",
    "whole-profile interval retained Shem birth / Noah death",
    "whole-profile interval retained Shem birth / Shem death",
    "whole-profile interval retained Noah death / Shem death",
    "Noah950 {'tradition': 'SP', 'rail': 'companion', 'gear': 3, 'Cainan': 1, 'Terah60': 1, 'full430': 1}",
    "Shem600 {'tradition': 'SP', 'rail': 'companion', 'gear': 3, 'Cainan': 1, 'Terah60': 1, 'full430': 1}",
    "father-son500 {'tradition': 'SP', 'rail': 'companion', 'gear': 3, 'Cainan': 1, 'Terah60': 1, 'full430': 1}",
    "Noah950 {'tradition': 'MT', 'rail': None, 'gear': 1, 'Cainan': 0, 'Terah60': 0, 'full430': 0}",
    "Shem600 {'tradition': 'MT', 'rail': None, 'gear': 1, 'Cainan': 0, 'Terah60': 0, 'full430': 0}",
    "father-son500 {'tradition': 'MT', 'rail': None, 'gear': 1, 'Cainan': 0, 'Terah60': 0, 'full430': 0}",
    "variant identity"
  ],
  "source_checks_passed": 14,
  "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",
    "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."
}