{
  "checkpoint_count": 24,
  "conclusion": "All three representations can preserve these distinctions when maintained. The ledger adds executable validation, replay and declared-dependency review rules. The simpler formats require fewer implementation mechanisms.",
  "details": [
    {
      "assertions": 2,
      "checkpoint": "plan",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "drafted_vs_submitted"
    },
    {
      "assertions": 2,
      "checkpoint": "attempt",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "drafted_vs_submitted"
    },
    {
      "assertions": 2,
      "checkpoint": "checked",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "drafted_vs_submitted"
    },
    {
      "assertions": 2,
      "checkpoint": "submitted",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "drafted_vs_submitted"
    },
    {
      "assertions": 3,
      "checkpoint": "valid",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "duplicate_vs_validity"
    },
    {
      "assertions": 2,
      "checkpoint": "unpaid",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "accepted_vs_paid"
    },
    {
      "assertions": 2,
      "checkpoint": "paid",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "accepted_vs_paid"
    },
    {
      "assertions": 3,
      "checkpoint": "old",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "stale_observation"
    },
    {
      "assertions": 5,
      "checkpoint": "correction",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "correction_propagation"
    },
    {
      "assertions": 3,
      "checkpoint": "second_correction",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "correction_propagation"
    },
    {
      "assertions": 1,
      "checkpoint": "unrelated",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "negative_reopening"
    },
    {
      "assertions": 1,
      "checkpoint": "same",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "negative_reopening"
    },
    {
      "assertions": 2,
      "checkpoint": "changed",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "negative_reopening"
    },
    {
      "assertions": 2,
      "checkpoint": "reopen",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "negative_reopening"
    },
    {
      "assertions": 5,
      "checkpoint": "failure",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "failed_read_after_success"
    },
    {
      "assertions": 3,
      "checkpoint": "recovered",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "failed_read_after_success"
    },
    {
      "assertions": 3,
      "checkpoint": "repeat",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "repeated_answered_requests"
    },
    {
      "assertions": 2,
      "checkpoint": "repeat_fresh",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "repeated_answered_requests"
    },
    {
      "assertions": 2,
      "checkpoint": "different",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "repeated_answered_requests"
    },
    {
      "assertions": 1,
      "checkpoint": "revised",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "repeated_answered_requests"
    },
    {
      "assertions": 2,
      "checkpoint": "revised_answer",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "repeated_answered_requests"
    },
    {
      "assertions": 2,
      "checkpoint": "closed",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "closure_not_available_slots"
    },
    {
      "assertions": 2,
      "checkpoint": "slots",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "closure_not_available_slots"
    },
    {
      "assertions": 3,
      "checkpoint": "plan_only",
      "errors": {
        "event_ledger": [],
        "handoff_summary": [],
        "status_file": []
      },
      "scenario": "planned_not_executed"
    }
  ],
  "final_artifact_bytes_total": {
    "event_ledger": 22478,
    "handoff_summary": 21819,
    "status_file": 26816
  },
  "limits": [
    "No measured human time, maintenance error rate, model performance or overall value.",
    "Baseline assertions were authored with knowledge of these synthetic scenarios.",
    "Byte counts compare final log vs final baseline document per scenario; ledger views and all systems' earlier checkpoints are excluded. Formats have different verbosity.",
    "Declared dependencies cannot discover omitted grounds or establish source truth."
  ],
  "method": "Separate literal baseline facts; complete shared input history; same checkpoint rubric. Maintained final artifacts, not competing automated update engines or a blinded study.",
  "passing_scenarios": {
    "event_ledger": 10,
    "handoff_summary": 10,
    "status_file": 10
  },
  "rubric_assertions_per_representation": 57,
  "scenario_count": 10,
  "source_history_fidelity": "PASS: same events, IDs, timestamps, dependencies and corrections",
  "source_lines": {
    "baseline_facts.py": 54,
    "compare.py": 105,
    "continuity.py": 497,
    "fixtures.py": 164,
    "run_checks.py": 38,
    "test_compare.py": 32,
    "test_continuity.py": 363
  }
}