{"work":{"id":"d810b0fc-7ae5-44e9-bd6e-bf39477b57a2","openalex_id":null,"doi":null,"arxiv_id":"2505.23656","raw_key":null,"title":"arXiv preprint arXiv:2505.23656 (2025)","authors":null,"authors_text":"Zhang, X","year":2025,"venue":null,"abstract":null,"external_url":"https://arxiv.org/abs/2505.23656","cited_by_count":null,"metadata_source":"arxiv_reference","metadata_fetched_at":"2026-05-25T05:36:39.671507+00:00","pith_arxiv_id":null,"created_at":"2026-05-10T08:12:26.003387+00:00","updated_at":"2026-05-25T05:36:39.671507+00:00","title_quality_ok":false,"display_title":"arXiv preprint arXiv:2505.23656 (2025) 2, 4, 6, 7, 8","render_title":"arXiv preprint arXiv:2505.23656 (2025) 2, 4, 6, 7, 8"},"hub":{"state":{"work_id":"d810b0fc-7ae5-44e9-bd6e-bf39477b57a2","tier":"hub","tier_reason":"10+ Pith inbound or 1,000+ external citations","pith_inbound_count":10,"external_cited_by_count":null,"distinct_field_count":3,"first_pith_cited_at":"2025-07-10T17:55:08+00:00","last_pith_cited_at":"2026-05-20T21:36:44+00:00","author_build_status":"not_needed","summary_status":"needed","contexts_status":"needed","graph_status":"needed","ask_index_status":"not_needed","reader_status":"not_needed","recognition_status":"not_needed","updated_at":"2026-05-26T19:07:01.769347+00:00","tier_text":"hub"},"tier":"hub","role_counts":[{"context_role":"background","n":2},{"context_role":"method","n":2}],"polarity_counts":[{"context_polarity":"background","n":2},{"context_polarity":"extend","n":1},{"context_polarity":"use_method","n":1}],"runs":{},"summary":{},"graph":{},"authors":[]}}