{"work":{"id":"1e687d3d-00d9-4b2c-85e6-baf7873980b2","openalex_id":"https://openalex.org/W3006500278","doi":"10.1038/s41586-020-1969-6","arxiv_id":null,"raw_key":null,"title":null,"authors":null,"authors_text":"doi:10","year":1969,"venue":"Nature","abstract":null,"external_url":"https://doi.org/10.1038/s41586-020-1969-6","cited_by_count":3289,"metadata_source":"openalex","metadata_fetched_at":"2026-08-10T05:30:23.456663+00:00","pith_arxiv_id":null,"created_at":"2026-08-06T23:55:26.121828+00:00","updated_at":"2026-08-10T05:30:23.456663+00:00","title_quality_ok":false,"display_title":null,"render_title":null},"hub":{"state":{"tier_text":"hub","tier":"hub","tier_reason":"10+ Pith inbound or 1,000+ external citations","pith_inbound_count":1,"external_cited_by_count":3289},"tier":"hub","role_counts":[{"context_role":"dataset","n":1}],"polarity_counts":[{"context_polarity":"use_dataset","n":1}],"runs":{},"summary":{},"graph":{},"authors":[]}}