{
  "declared_links": {
    "economic_signal_ids": [],
    "relation": "topic-surface-only",
    "scan_signal_ids": []
  },
  "dek": "中新社上海9月9日电 (记者 郑莹莹 许婧)由上海市政府外事办公室和上海交通大学合作举办的2026美洲地区公务人员研修班于9月7日至9月11日在上海展开。9月9日，来自美国、墨西哥、古巴、阿根廷、巴西、乌拉圭、秘鲁的多位研修班成员走进上海市气象局。",
  "desk": "politics",
  "event_id": "event-d690af3a7473cb36e3f65c50",
  "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-2a29a77921e65e1b05d5ba15",
      "published_at": "2026-09-09T12:49:36Z",
      "role": "media",
      "source_id": "china-news-service-politics",
      "source_name": "China News Service",
      "title": "2026美洲地区公务人员研修班在沪举办",
      "url": "https://www.chinanews.com.cn/gn/2026/09-09/10693527.shtml",
      "version_id": "itemv-877b70d1c2f576c7ecb39ac9"
    }
  ],
  "evidence_strength": "single-source",
  "headline": "2026美洲地区公务人员研修班在沪举办",
  "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-e072724b0a39e7e0d95686f3"
  },
  "published_at": "2026-09-09T12:49:36Z",
  "reported_facts": [
    {
      "attribution": "China News Service",
      "evidence_item_id": "item-2a29a77921e65e1b05d5ba15",
      "published_at": "2026-09-09T12:49:36Z",
      "statement": "China News Service published “2026美洲地区公务人员研修班在沪举办”."
    }
  ],
  "topics": [
    "government",
    "politics",
    "rights"
  ],
  "updated_at": "2026-09-09T12:49:36Z",
  "url": "https://palimpsest.info/news/wire/event-d690af3a7473cb36e3f65c50/",
  "version_id": "eventv-e072724b0a39e7e0d95686f3"
}