{
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    ],
    "relation": "topic-surface-only",
    "scan_signal_ids": []
  },
  "dek": "中新网吉林8月31日电 题：吉林稻田养出南方小龙虾：“南虾北育”的寒地突破",
  "desk": "economy",
  "event_id": "event-4d3f00399982c0f34b5fbee4",
  "evidence_groups": [
    {
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      "role": "media",
      "source_id": "china-news-service-finance",
      "source_name": "China News Service",
      "title": "（乡村行·看振兴）吉林稻田养出南方小龙虾：“南虾北育”的寒地突破",
      "url": "https://www.chinanews.com.cn/cj/2026/08-31/10687378.shtml",
      "version_id": "itemv-3a371d88698e72f417f43594"
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  "evidence_strength": "single-source",
  "headline": "（乡村行·看振兴）吉林稻田养出南方小龙虾：“南虾北育”的寒地突破",
  "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."
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  "mutation": {
    "kind": "unchanged",
    "previous_version_id": "eventv-f7da3686e7af0de3895c6b3a"
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  "reported_facts": [
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    }
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  "updated_at": "2026-08-31T11:39:02Z",
  "url": "https://palimpsest.info/news/wire/event-4d3f00399982c0f34b5fbee4/",
  "version_id": "eventv-f7da3686e7af0de3895c6b3a"
}