{
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    "economic_signal_ids": [],
    "relation": "topic-surface-only",
    "scan_signal_ids": []
  },
  "dek": "專家稱，航母給美國盟友的是心理保證。印太區域沒有航母，「會加強一種整體感覺：美國正被中東局勢分心。」",
  "desk": "politics",
  "event_id": "event-e509dc32661e438de9683333",
  "evidence_groups": [
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      "published_at": "2026-09-08T06:35:07Z",
      "role": "media",
      "source_id": "bbc-chinese",
      "source_name": "BBC News Chinese",
      "title": "美軍航母全數撤離印太：台灣該擔心「空窗期」嗎？",
      "url": "https://www.bbc.com/zhongwen/articles/c87v33gxr01o/trad?at_campaign=rss&at_medium=RSS",
      "version_id": "itemv-5fe07dee957ee7f4c391df80"
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  "evidence_strength": "single-source",
  "headline": "美軍航母全數撤離印太：台灣該擔心「空窗期」嗎？",
  "lead": false,
  "lead_reason": "Current single-source metadata is retained but not promoted as a lead.",
  "limitations": [
    "Palimpsest retained only feed title, canonical link, time, and a bounded plain-text excerpt; it did not fetch the article body.",
    "The evidence-strength label describes source structure, not truth, intent, impact, or causation.",
    "Declared instrument links are topical pointers until a separate scan or economic observation is joined by time and method.",
    "Title-similarity clustering can miss differently worded or cross-language accounts and can join closely worded updates.",
    "This dossier currently contains one independent evidence group and remains explicitly attributed."
  ],
  "mutation": {
    "kind": "unchanged",
    "previous_version_id": "eventv-41b5e4f2ae69b493bacd7fd6"
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  "reported_facts": [
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      "evidence_item_id": "item-3f4c6b358ccc97e8368d879e",
      "published_at": "2026-09-08T06:35:07Z",
      "statement": "BBC News Chinese published “美軍航母全數撤離印太：台灣該擔心「空窗期」嗎？”."
    }
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  "topics": [
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  "updated_at": "2026-09-08T06:35:07Z",
  "url": "https://palimpsest.info/news/wire/event-e509dc32661e438de9683333/",
  "version_id": "eventv-41b5e4f2ae69b493bacd7fd6"
}