{
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  "generated_at_utc": "2026-10-16T12:55:40.483Z",
  "record_id": "VXI-EXT-PROCUREMENT-CLOUDTASKS-IDENTITY-01-v1",
  "record_kind": "external_reference",
  "title": "Cloud Tasks: Task identity and handler completion",
  "system": "Google Cloud Tasks",
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  "canonical_question": "Does assigning a Cloud Tasks name make the handler operation exactly-once?",
  "near_questions": [
    "Can a named Cloud Task suppress duplicate creation?",
    "Does that prove the handler ran once?",
    "Is ETA stable across retries?",
    "Can the retry count include attempts before execution?",
    "How does execution count differ?",
    "Who supplies the task name?",
    "Is BufferTask the same as CreateTask?",
    "Does a handler response prove an external commit?",
    "What identifies repeated business work?",
    "Can deduplication affect creation latency?",
    "Which delivery evidence should a buyer retain?",
    "Can I save the task-versus-business identity boundary?"
  ],
  "supported_claims": [
    {
      "claim": "A caller-selected task name supports task-creation deduplication. It does not demonstrate that a handler's external work committed once. Delivery headers distinguish retries from executions, and the scheduled ETA changes on retries; the publisher explicitly says ETA is not a deduplication key.",
      "reliance": "DOCUMENTED_CAPABILITY_ONLY"
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  "public_summary": "A caller-selected task name supports task-creation deduplication. It does not demonstrate that a handler's external work committed once. Delivery headers distinguish retries from executions, and the scheduled ETA changes on retries; the publisher explicitly says ETA is not a deduplication key.",
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    "source_title": "Cloud Tasks task creation and deduplication",
    "source_url": "https://docs.cloud.google.com/tasks/docs/creating-http-target-tasks",
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    "bounded_answer": "A caller-selected task name supports task-creation deduplication. It does not demonstrate that a handler's external work committed once. Delivery headers distinguish retries from executions, and the scheduled ETA changes on retries; the publisher explicitly says ETA is not a deduplication key.",
    "required_buyer_context": "Task creation method, naming, handler authentication, counters and downstream commit semantics. Effective configuration and dated operational evidence have not been inspected.",
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    "claim_to_check": "A task name or ETA guarantees one completed handler effect.",
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      "statement": "A caller-selected task name supports task-creation deduplication. It does not demonstrate that a handler's external work committed once. Delivery headers distinguish retries from executions, and the scheduled ETA changes on retries; the publisher explicitly says ETA is not a deduplication key.",
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        "source_id": "cloudtasks",
        "url": "https://docs.cloud.google.com/tasks/docs/creating-http-target-tasks",
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      "decision_context": "Retain the distinction between queue identity and a completed business operation.",
      "free": "Complete review, practical questions, sources and limitations; may be saved locally.",
      "single_request": "Existing server-saved version-bound route snapshot for later authenticated retrieval.",
      "evidence_receipt": "The same snapshot plus the existing unsigned delivery receipt.",
      "excluded": [
        "Fresh vendor research",
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        "Testing the buyer configuration",
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      "integrity": "Hashes identify content versions; they do not prove truth or provide a signature."
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    "revalidation": {
      "trigger": "A saved purchase does not recheck the source or buyer configuration.",
      "specific_watch": "Task creation method, naming, handler authentication, counters and downstream commit semantics."
    }
  },
  "paid_access_note": "The full published answer and boundaries are free. Paid access saves the selected route and source versions, with an unsigned receipt when purchased. Preview coverage before paying. Fresh research, bespoke assessment and protected evidence are excluded.",
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    "checkout_url": "/index-access"
  },
  "authority_boundary": "VAREXIS-INDEX informs evidence reliance. It does not provide advice, certification, deployment authority, security assurance, production approval, or guarantee.",
  "human_page": "/varexis-index/catalog.html#cloud-tasks-name-versus-handler-completion",
  "machine_readable_record": "/varexis-index/records/cloud-tasks-name-versus-handler-completion.json"
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