{"id":"W4393221715","doi":"10.3847/2041-8213/ad2df1","title":"First Sagittarius A* Event Horizon Telescope Results. VIII. 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National Natural Science Foundation of China; National Research Foundation of Korea; Generalitat Valenciana; National Science Foundation; China Postdoctoral Science Foundation; Deutsche Forschungsgemeinschaft; Nederlandse Organisatie voor Wetenschappelijk Onderzoek; Instituto de Astrofísica de Andalucía; Chinese Academy of Sciences; Fundación Bancaria Caixa d'Estalvis i Pensions de Barcelona; Academia Sinica; Toray Science Foundation; University of Pretoria; National Research Foundation; Radboud Universiteit; Vetenskapsrådet; China Scholarship Council; European Southern Observatory; Ministry of Education, Culture, Sports, Science and Technology; John Templeton Foundation; U.S. Department of Energy; European Commission; Leverhulme Trust; Fundação de Amparo à Pesquisa do Estado de São Paulo; National Radio Astronomy Observatory; International Max Planck Research School for Environmental, Cellular and Molecular Microbiology; Smithsonian Institution; Universidad Nacional Autónoma de México; Korea Astronomy and Space Science Institute; Science and Technology Facilities Council; Universiteit Leiden; Flatiron Health; Joint Institute for Computational Fundamental Science; Junta de Andalucía; Universiteit van Amsterdam; Gordon and Betty Moore Foundation; Ministerio de Ciencia, Innovación y Universidades; National Astronomical Observatory of Japan; Associated Universities; Dirección General de Asuntos del Personal Académico, Universidad Nacional Autónoma de México; Ministerio de Ciencia e Innovación; East Asian Core Observatories Association; National Institutes of Natural Sciences; Government of Canada","keywords":"Interpretation (philosophy); Physics; Ring (chemistry); Sagittarius A*; Sagittarius; Event horizon; Astronomy; Event (particle physics); Telescope; Horizon; Astrophysics; Philosophy; Galactic Center; Stars; Milky Way; Chemistry; Linguistics","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001900406,0.0002739411,0.0003219566,0.00004797778,0.0003600845,0.0002376226,0.0006978131,0.00001817036,0.00001507669],"category_scores_gemma":[0.000009164228,0.0001517313,0.0006066673,0.0003377417,0.0002305352,0.0002518111,0.0002119878,0.0009777187,0.00004927861],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00009300622,"about_ca_system_score_gemma":0.00008233799,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00007901505,"about_ca_topic_score_gemma":6.421023e-7,"domain_scores_codex":[0.9982089,0.0001566993,0.000458392,0.000277073,0.0004999507,0.0003989218],"domain_scores_gemma":[0.9989545,0.0001927482,0.0002703886,0.0004237664,0.00005863697,0.00009994231],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.0004344571,0.0003879639,0.000145664,0.00003538073,0.0007700411,0.00001300254,0.00324671,0.01581247,0.8428315,0.03887407,0.001864927,0.09558384],"study_design_scores_gemma":[0.01342388,0.004460421,0.07870767,0.006648652,0.003786209,0.0001495148,0.005174672,0.6117056,0.08952025,0.1608828,0.02094002,0.004600282],"study_design_candidate":"bench_or_experimental","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.8710785,0.00003488331,0.1214932,0.0060624,0.0006406138,0.0001938777,0.00005575582,0.00002561413,0.0004151929],"genre_scores_gemma":[0.9971631,0.000001641468,0.0003540242,0.0001501547,0.002209435,0.00001144822,0.000006434896,0.00003824769,0.00006552493],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.7533112,"threshold_uncertainty_score":0.6187424,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.005323626775179153,"score_gpt":0.2190813703801267,"score_spread":0.2137577436049476,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). 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