{
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    "relation": "topic-surface-only",
    "scan_signal_ids": []
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  "dek": "在即将决定国会由民主党还是共和党掌控的美国大选前夕，美国和伊朗均表示希望通过外交途径而非军事对抗来解决冲突。但调停方卡塔尔与伊朗代表团在周末进行的会谈并未取得多少进展，针对航运的袭击也在继续。",
  "desk": "politics",
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      "published_at": "2026-11-02T18:50:36Z",
      "role": "media",
      "source_id": "voa-chinese",
      "source_name": "Voice of America Chinese",
      "title": "中期选举前夕，美国伊朗陷入外交僵局",
      "url": "https://www.voachinese.com/a/us-iran-in-diplomatic-stalemate-on-election-eve-20261102/8217830.html",
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  "headline": "中期选举前夕，美国伊朗陷入外交僵局",
  "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-e599d940f59f23d70ce9bea0"
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  "published_at": "2026-11-02T18:50:36Z",
  "reported_facts": [
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      "attribution": "Voice of America Chinese",
      "evidence_item_id": "item-237091abcbf14a8278bd88d5",
      "published_at": "2026-11-02T18:50:36Z",
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  "updated_at": "2026-11-02T18:50:36Z",
  "url": "https://palimpsest.info/news/wire/event-c6019bd9e66928bb74882138/",
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}