{
  "collected_at": "2026-09-07",
  "timezone": "Asia/Shanghai",
  "topic_id": "18910956638743",
  "scope": "Posts created on or after 2026-01-01; older posts excluded even if updated or linked in 2026",
  "raw_visible_posts": 1725,
  "raw_list_pages": 18,
  "excluded_older_posts": 1102,
  "retained_posts": 623,
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  "failed_comment_records": 0,
  "posts_cited_in_knowledge": 116,
  "groups": {
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    "ideas": 19,
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    "data": 19
  },
  "limits": [
    "Title and main-idea screening completed; selective in-depth reading of substantive posts and comments.",
    "Not every comment or embedded image was deeply reviewed.",
    "Community performance claims were not backtested.",
    "No source authentication material is included."
  ]
}