{
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  "dek": "中新网北京11月8日电 (记者 黄钰钦)11月7日，地球深部探测与亚洲四维地形国际研讨会在北京开幕。来自多个国家和地区的专家学者围绕地球内部结构与动力过程、矿产与能源资源形成、地震与地质灾害等议题展开交流，为资源能源保障、防灾减灾和可持续发展提供科学支撑。",
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      "source_name": "China News Service",
      "title": "地球深部探测与亚洲四维地形国际研讨会在京开幕",
      "url": "https://www.chinanews.com.cn/gn/2026/11-08/10728289.shtml",
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  "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.",
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