{
  "declared_links": {
    "economic_signal_ids": [],
    "relation": "topic-surface-only",
    "scan_signal_ids": []
  },
  "dek": "中新网9月3日电 据中国海事局网站消息，营口海事局发布航行警告，9月4日07时至17时，渤海北部部分海域进行军事演习，禁止驶入。",
  "desk": "politics",
  "event_id": "event-812f3505d224a96cf47ff0bc",
  "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-bece2fae8f732caa9fe7fd67",
      "published_at": "2026-09-03T05:37:51Z",
      "role": "media",
      "source_id": "china-news-service-politics",
      "source_name": "China News Service",
      "title": "航行警告！渤海北部部分海域执行军事演习 禁止驶入",
      "url": "https://www.chinanews.com.cn/gn/2026/09-03/10689436.shtml",
      "version_id": "itemv-df517f5b53f1418c2e50b941"
    },
    {
      "independence_group": "china-news-service-state-media",
      "item_id": "item-9cc5a3f90a587cb0c18c5473",
      "published_at": "2026-09-03T06:58:08Z",
      "role": "media",
      "source_id": "china-news-service-politics",
      "source_name": "China News Service",
      "title": "航行警告！黄海部分海域将进行军事演练 禁止驶入",
      "url": "https://www.chinanews.com.cn/gn/2026/09-03/10689490.shtml",
      "version_id": "itemv-eccfcf280662e8cf1392b137"
    }
  ],
  "evidence_strength": "single-source",
  "headline": "航行警告！渤海北部部分海域执行军事演习 禁止驶入",
  "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-01f591d242fe5dd40a0c948e"
  },
  "published_at": "2026-09-03T05:37:51Z",
  "reported_facts": [
    {
      "attribution": "China News Service",
      "evidence_item_id": "item-bece2fae8f732caa9fe7fd67",
      "published_at": "2026-09-03T05:37:51Z",
      "statement": "China News Service published “航行警告！渤海北部部分海域执行军事演习 禁止驶入”."
    },
    {
      "attribution": "China News Service",
      "evidence_item_id": "item-9cc5a3f90a587cb0c18c5473",
      "published_at": "2026-09-03T06:58:08Z",
      "statement": "China News Service published “航行警告！黄海部分海域将进行军事演练 禁止驶入”."
    }
  ],
  "topics": [
    "government",
    "politics"
  ],
  "updated_at": "2026-09-03T06:58:08Z",
  "url": "https://palimpsest.info/news/wire/event-812f3505d224a96cf47ff0bc/",
  "version_id": "eventv-01f591d242fe5dd40a0c948e"
}