{
  "recordedAt": "2026-10-18T14:42:27.807Z",
  "environment": "gpu5090 / claude-lab / synthetic teaching sandbox",
  "student": "student50",
  "stepsCompleted": 18,
  "apiResponsesVerified": 25,
  "expiry": {
    "issued": 1792334685.302611,
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        "operation": "agent.order_task",
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      {
        "operation": "metadata.lookup",
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        "operation": "database.query",
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    "events": 0,
    "spent_cents": 0,
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  "limitations": [
    "新連線撤銷與到期驗證，未驗證所有既有連線終止",
    "付款為原創模擬，沒有銀行交易",
    "固定教學 Agent，未呼叫付費模型",
    "單次功能測試，不是壓力測試"
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}