{
  "observed_at": "2026-10-14T03:07:40.732Z",
  "runtime": "v26.5.0",
  "command": "node decision-gate.mjs",
  "scope": "Hand-constructed inputs and local JavaScript adapter only. No TypeSafe call, deployed app, production incident, or CodeRabbit test.",
  "thresholds": {
    "low": 0.55,
    "high": 0.8,
    "status": "illustrative, not calibrated"
  },
  "statistic": "probabilities[originalAnswer.choice], never reassigned to the fallback action",
  "wire_scope": "Projection containing type/choice/probabilities only; confidence and the full HTTP response envelope are not validated or consumed.",
  "authorization_scope": "freshEvidence boolean and allowedActions only; no authenticated principal, ownership, expiry or real executor implemented.",
  "numeric_tolerance": 0.000001,
  "counterexample": {
    "input": {
      "type": "choice",
      "choice": "page_team",
      "probabilities": {
        "inspect_read_only": 0.9,
        "stop": 0.1
      }
    },
    "brokenGateAction": "page_team",
    "strictGateAction": "handoff"
  },
  "assertions_passed": 22,
  "cases_passed": 17,
  "results": [
    {
      "name": "high probability, authorized",
      "expected": "page_team",
      "actual": {
        "action": "page_team",
        "actionSource": "selected-choice",
        "selectedChoice": "page_team",
        "selectedChoiceProbability": 0.85
      },
      "passed": true
    },
    {
      "name": "medium probability uses authorized read-only step",
      "expected": "inspect_read_only",
      "actual": {
        "action": "inspect_read_only",
        "actionSource": "policy-read-only-fallback",
        "selectedChoice": "page_team",
        "selectedChoiceProbability": 0.6
      },
      "passed": true
    },
    {
      "name": "low probability abstains",
      "expected": "handoff",
      "actual": {
        "action": "handoff",
        "reason": "low_probability",
        "selectedChoice": "page_team",
        "selectedChoiceProbability": 0.4
      },
      "passed": true
    },
    {
      "name": "exact high boundary",
      "expected": "page_team",
      "actual": {
        "action": "page_team",
        "actionSource": "selected-choice",
        "selectedChoice": "page_team",
        "selectedChoiceProbability": 0.8
      },
      "passed": true
    },
    {
      "name": "missing selected probability",
      "expected": "handoff",
      "actual": {
        "action": "handoff",
        "reason": "invalid_response",
        "detail": "Probability keys do not match requested criteria"
      },
      "passed": true
    },
    {
      "name": "unknown action",
      "expected": "handoff",
      "actual": {
        "action": "handoff",
        "reason": "invalid_response",
        "detail": "Unknown answer or action"
      },
      "passed": true
    },
    {
      "name": "unknown probability key",
      "expected": "handoff",
      "actual": {
        "action": "handoff",
        "reason": "invalid_response",
        "detail": "Probability keys do not match requested criteria"
      },
      "passed": true
    },
    {
      "name": "NaN probability",
      "expected": "handoff",
      "actual": {
        "action": "handoff",
        "reason": "invalid_response",
        "detail": "Invalid probability"
      },
      "passed": true
    },
    {
      "name": "infinite probability",
      "expected": "handoff",
      "actual": {
        "action": "handoff",
        "reason": "invalid_response",
        "detail": "Invalid probability"
      },
      "passed": true
    },
    {
      "name": "negative probability",
      "expected": "handoff",
      "actual": {
        "action": "handoff",
        "reason": "invalid_response",
        "detail": "Invalid probability"
      },
      "passed": true
    },
    {
      "name": "numeric string rejected",
      "expected": "handoff",
      "actual": {
        "action": "handoff",
        "reason": "invalid_response",
        "detail": "Invalid probability"
      },
      "passed": true
    },
    {
      "name": "wrong normalization",
      "expected": "handoff",
      "actual": {
        "action": "handoff",
        "reason": "invalid_response",
        "detail": "Distribution does not sum to one"
      },
      "passed": true
    },
    {
      "name": "choice is not distribution maximum",
      "expected": "handoff",
      "actual": {
        "action": "handoff",
        "reason": "invalid_response",
        "detail": "Selected action is not a maximum-probability option"
      },
      "passed": true
    },
    {
      "name": "null answer",
      "expected": "handoff",
      "actual": {
        "action": "handoff",
        "reason": "invalid_response",
        "detail": "Unknown answer or action"
      },
      "passed": true
    },
    {
      "name": "high probability does not grant permission",
      "expected": "hold",
      "actual": {
        "action": "hold",
        "reason": "policy_or_evidence_denied",
        "selectedChoice": "page_team",
        "selectedChoiceProbability": 0.9
      },
      "passed": true
    },
    {
      "name": "high probability does not refresh evidence",
      "expected": "hold",
      "actual": {
        "action": "hold",
        "reason": "policy_or_evidence_denied",
        "selectedChoice": "page_team",
        "selectedChoiceProbability": 0.9
      },
      "passed": true
    },
    {
      "name": "medium probability cannot grant a read-only capability",
      "expected": "hold",
      "actual": {
        "action": "hold",
        "reason": "policy_or_evidence_denied",
        "selectedChoice": "page_team",
        "selectedChoiceProbability": 0.6
      },
      "passed": true
    }
  ]
}