{
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    "economic_signal_ids": [],
    "relation": "topic-surface-only",
    "scan_signal_ids": []
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  "dek": "中新网台州9月9日电(周健 蒋荣良)2026年5月，中国首艘由民间资本全额投资建造的3500吨级大洋综合科考船“海鹰加科”号，在浙江台州温岭市顺利下水。历经四个月紧张施工，目前船舶舾装、科考设备联调进入全面冲刺阶段，有望9月底开展海上试航。待取得船舶、船员全套法定证书后，这艘民营科考船将正式投入市场化海洋科考运营。",
  "desk": "politics",
  "event_id": "event-8f3755d2b02334ecf276c098",
  "evidence_groups": [
    {
      "group_id": "china-news-service-state-media",
      "roles": [
        "media"
      ],
      "source_ids": [
        "china-news-service-politics"
      ]
    }
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  "evidence_refs": [
    {
      "independence_group": "china-news-service-state-media",
      "item_id": "item-b837b1877b2214b81c8d8d85",
      "published_at": "2026-09-09T13:09:10Z",
      "role": "media",
      "source_id": "china-news-service-politics",
      "source_name": "China News Service",
      "title": "中国首艘民资建造科考船试航在即 舱内施工如火如荼",
      "url": "https://www.chinanews.com.cn/gn/2026/09-09/10693540.shtml",
      "version_id": "itemv-ddc0b90d82dce0d401b0db5f"
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  "evidence_strength": "single-source",
  "headline": "中国首艘民资建造科考船试航在即 舱内施工如火如荼",
  "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-4d97ceea06d87d6b5221af31"
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  "published_at": "2026-09-09T13:09:10Z",
  "reported_facts": [
    {
      "attribution": "China News Service",
      "evidence_item_id": "item-b837b1877b2214b81c8d8d85",
      "published_at": "2026-09-09T13:09:10Z",
      "statement": "China News Service published “中国首艘民资建造科考船试航在即 舱内施工如火如荼”."
    }
  ],
  "topics": [
    "government",
    "politics"
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  "updated_at": "2026-09-09T13:09:10Z",
  "url": "https://palimpsest.info/news/wire/event-8f3755d2b02334ecf276c098/",
  "version_id": "eventv-4d97ceea06d87d6b5221af31"
}