{
  "declared_links": {
    "economic_signal_ids": [],
    "relation": "topic-surface-only",
    "scan_signal_ids": []
  },
  "dek": "9月9日上午，由中国海警长山舰和五虎舰组成的舰艇编队圆满完成2026年北太平洋公海渔业执法巡航任务，顺利返港。这是中国海警在北太平洋公海开展的第11次巡航。此次巡航历时45天，航程19800余海里，航时2100余小时。",
  "desk": "politics",
  "event_id": "event-498028baac3ede23d354df2e",
  "evidence_groups": [
    {
      "group_id": "china-news-service-state-media",
      "roles": [
        "media"
      ],
      "source_ids": [
        "china-news-service-politics"
      ]
    }
  ],
  "evidence_refs": [
    {
      "independence_group": "china-news-service-state-media",
      "item_id": "item-a50010b006e9a888f2e69ae8",
      "published_at": "2026-09-09T12:17:20Z",
      "role": "media",
      "source_id": "china-news-service-politics",
      "source_name": "China News Service",
      "title": "中国海警圆满完成2026年北太平洋公海渔业执法巡航任务",
      "url": "https://www.chinanews.com.cn/gn/2026/09-09/10693525.shtml",
      "version_id": "itemv-5baa318f30f636b73ec03146"
    },
    {
      "independence_group": "china-news-service-state-media",
      "item_id": "item-232856bdc6207c57ee9b3f54",
      "published_at": "2026-09-09T13:23:02Z",
      "role": "media",
      "source_id": "china-news-service-politics",
      "source_name": "China News Service",
      "title": "中国海警结束45天赴北太平洋公海渔业执法巡航",
      "url": "https://www.chinanews.com.cn/gn/2026/09-09/10693552.shtml",
      "version_id": "itemv-d410d34224ad792315e82934"
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  ],
  "evidence_strength": "single-source",
  "headline": "中国海警圆满完成2026年北太平洋公海渔业执法巡航任务",
  "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-ded97aa0dcdbe35db5a937c3"
  },
  "published_at": "2026-09-09T12:17:20Z",
  "reported_facts": [
    {
      "attribution": "China News Service",
      "evidence_item_id": "item-a50010b006e9a888f2e69ae8",
      "published_at": "2026-09-09T12:17:20Z",
      "statement": "China News Service published “中国海警圆满完成2026年北太平洋公海渔业执法巡航任务”."
    },
    {
      "attribution": "China News Service",
      "evidence_item_id": "item-232856bdc6207c57ee9b3f54",
      "published_at": "2026-09-09T13:23:02Z",
      "statement": "China News Service published “中国海警结束45天赴北太平洋公海渔业执法巡航”."
    }
  ],
  "topics": [
    "government",
    "politics",
    "rights"
  ],
  "updated_at": "2026-09-09T13:23:02Z",
  "url": "https://palimpsest.info/news/wire/event-498028baac3ede23d354df2e/",
  "version_id": "eventv-ded97aa0dcdbe35db5a937c3"
}