{"id":86754,"topic":"ai","source":"封面新闻","title":"东博会热词速递：读懂开放合作新脉动 - 封面新闻","url":"https://www.thecover.cn/news/mOLAuCg7geGH90qSdq8Jkw==","url_hash":"2bdc24e92db2658659cc901e47ea0dbdc4488fd1","author":"","summary":"<a href=\"https://news.google.com/rss/articles/CBMiY0FVX3lxTE9JVUcyajhXN19vY0dsY2F4dnZZVDlDWlJLZWlnTG1TWVJZYVhhM2ZnbXNhMHhSR3hxSnlJZGhCMFBlSUUxa3J4dlo2NXJ5Qi1ZNFVsQmpuTk9RZGNzdW5XUVZQSQ?oc=5\" target=\"_blank\">东博会热词速递：读懂开放合作新脉动</a>&nbsp;&nbsp;<font color=\"#6f6f6f\">封面新闻</font>","content":null,"image_url":null,"lang":"zh","published_at":"2026-09-20T11:58:00+00:00","fetched_at":"2026-09-21T03:15:07+00:00","status":"read","starred":0,"extract_state":"failed","summary_auto":null,"cluster_id":null,"extract_retries":2,"extract_error":"trafilatura_none","contract_version":"news_item.v1","format_contract_version":"news_item_formats.v1","dedup_url":"https://www.thecover.cn/news/mOLAuCg7geGH90qSdq8Jkw==","quality_profile":{"profile_version":"extraction_quality.v2","bucket":"low","confidence":0.2,"failure_kind":"extractor_empty","retryable":false,"retry_after_attempts":0,"reason":"Low confidence: extractor returned no usable article text.","operator_guidance":{"severity":"warning","recommended_action":"use_summary_with_caveat","next_step":"Use the available summary only with a visible quality caveat.","operator_label":"Use summary with caveat","can_retry":false,"can_use_summary":true,"diagnostics_required":true},"content_depth":{"contract_version":"content_depth.v1","category":"summary_only","label":"Summary only","has_full_text":false,"has_summary":true,"content_length":0,"summary_length":273,"usable_text_length":273,"source_field":"summary"},"legacy_collapsed":false,"signals":{"extract_state":"failed","extract_error":"trafilatura_none","extract_retries":2,"content_length":0,"summary_length":273}},"news_item":{"id":86754,"canonical_url":"https://www.thecover.cn/news/mOLAuCg7geGH90qSdq8Jkw==","source_url":"https://www.thecover.cn/news/mOLAuCg7geGH90qSdq8Jkw==","title":"东博会热词速递：读懂开放合作新脉动 - 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