{
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    "economic_signal_ids": [],
    "relation": "topic-surface-only",
    "scan_signal_ids": []
  },
  "dek": "美国人工智能芯片巨头英伟达（Nvidia）执行长黄仁勋，被揭与一名涉嫌替中国从事情报活动的中国籍商界人士有婚外情，引发美国国会跨党派关注，事件已从企业高层私人关系，扩大为涉及美中科技竞争、芯片出口管制及美国国家安全的政治风波。",
  "desk": "technology",
  "event_id": "event-3a4e0b037e09c3500aec0561",
  "evidence_groups": [
    {
      "group_id": "france-medias-monde-rfi-editorial",
      "roles": [
        "media"
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      "published_at": "2026-11-13T13:03:59Z",
      "role": "media",
      "source_id": "rfi-chinese",
      "source_name": "RFI",
      "title": "英伟达国安疑云正在扩大",
      "url": "https://www.rfi.fr/cn/%E4%B8%93%E6%A0%8F%E6%A3%80%E7%B4%A2/%E7%BE%8E%E5%9B%BD%E4%B8%93%E6%A0%8F/20261113-%E8%8B%B1%E4%BC%9F%E8%BE%BE%E5%9B%BD%E5%AE%89%E7%96%91%E4%BA%91%E6%AD%A3%E5%9C%A8%E6%89%A9%E5%A4%A7",
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  "evidence_strength": "single-source",
  "headline": "英伟达国安疑云正在扩大",
  "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-87c970af59c03b24aa5d5f97"
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  "published_at": "2026-11-13T13:03:59Z",
  "reported_facts": [
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      "evidence_item_id": "item-3f8ff4933a1ee25e5739e2c3",
      "published_at": "2026-11-13T13:03:59Z",
      "statement": "RFI published “英伟达国安疑云正在扩大”."
    }
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    "economy",
    "politics",
    "rights",
    "technology"
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  "updated_at": "2026-11-13T13:03:59Z",
  "url": "https://palimpsest.info/news/wire/event-3a4e0b037e09c3500aec0561/",
  "version_id": "eventv-87c970af59c03b24aa5d5f97"
}