{
  "declared_links": {
    "economic_signal_ids": [],
    "relation": "topic-surface-only",
    "scan_signal_ids": []
  },
  "dek": "中新社北京9月16日电 据中国自然资源部16日消息，为全面掌握中国管辖海域基础地质要素与生态环境状况，自然资源部中国地质调查局“海洋地质十号”船于8月11日至9月8日在中国黄岩岛海域开展了多学科综合地质调查。",
  "desk": "politics",
  "event_id": "event-6bc3a3508ef4bde3e2cd4437",
  "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-d5f9edaeb18abdc9ae410268",
      "published_at": "2026-09-16T07:23:24Z",
      "role": "media",
      "source_id": "china-news-service-politics",
      "source_name": "China News Service",
      "title": "自然资源部组织开展中国黄岩岛海域多学科综合地质调查",
      "url": "https://www.chinanews.com.cn/gn/2026/09-16/10697501.shtml",
      "version_id": "itemv-0d609474837ba661a89851ad"
    }
  ],
  "evidence_strength": "single-source",
  "headline": "自然资源部组织开展中国黄岩岛海域多学科综合地质调查",
  "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-8a7de75d8f918773b7d18c00"
  },
  "published_at": "2026-09-16T07:23:24Z",
  "reported_facts": [
    {
      "attribution": "China News Service",
      "evidence_item_id": "item-d5f9edaeb18abdc9ae410268",
      "published_at": "2026-09-16T07:23:24Z",
      "statement": "China News Service published “自然资源部组织开展中国黄岩岛海域多学科综合地质调查”."
    }
  ],
  "topics": [
    "government",
    "politics"
  ],
  "updated_at": "2026-09-16T07:23:24Z",
  "url": "https://palimpsest.info/news/wire/event-6bc3a3508ef4bde3e2cd4437/",
  "version_id": "eventv-8a7de75d8f918773b7d18c00"
}