{
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    "relation": "topic-surface-only",
    "scan_signal_ids": []
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  "dek": "中新网上海9月13日电 (记者 孙自法 郑莹莹)中国工程院院士、鹏城实验室主任高文9月13日提出，中国科研体系应通过拥抱迭代科研范式、改革科研资助机制、强化“科研—制造”闭环、打造AI科研基础设施“四路并进”，以在新一轮科研竞赛中占得先机。",
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      "source_name": "China News Service",
      "title": "高文院士：中国科研体系应“四路并进”",
      "url": "https://www.chinanews.com.cn/gn/2026/09-13/10695825.shtml",
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  "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": {
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  "reported_facts": [
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      "evidence_item_id": "item-1c28f5ff99a64b1f15eb5530",
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