{"id":"W3006490746","doi":"10.1126/science.aay6620","title":"The solar nebula origin of (486958) Arrokoth, a primordial contact binary in the Kuiper Belt","year":2020,"lang":"en","type":"article","venue":"Science","topic":"Astro and Planetary Science","field":"Physics and Astronomy","cited_by":110,"is_retracted":false,"has_abstract":true,"ca_institutions":"National Research Council Canada","funders":"National Research Council Canada; Science Mission Directorate","keywords":"Planetesimal; Formation and evolution of the Solar System; Nice model; Angular momentum; Accretion (finance); Binary number; Solar System; Asteroid","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001328256,0.0001264291,0.0001162902,0.0004755654,0.0009881948,0.000755896,0.0002435967,0.0003874819,0.001051173],"category_scores_gemma":[0.0002719079,0.00009868092,0.00007225641,0.000289159,0.0004401938,0.0006916038,0.0006247486,0.0006730776,0.0003543325],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0006029578,"about_ca_system_score_gemma":0.0002277493,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.006469706,"about_ca_topic_score_gemma":0.01954062,"domain_scores_codex":[0.9999573,0.000002900923,0.000001588396,0.00001396085,0.00001495457,0.000009379794],"domain_scores_gemma":[0.9999236,0.00001143893,0.0000198113,0.000005576162,0.00001415623,0.00002547854],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"observational","study_design_scores_codex":[0.0007930001,0.0001798437,0.3315274,0.0005725481,0.0001302301,0.02483485,0.008854836,0.001088726,0.1393415,0.03363249,0.1260274,0.3330171],"study_design_scores_gemma":[0.00002496979,0.0001176309,0.6727695,0.0001615662,0.00006476793,0.006943736,0.004135192,0.0006405773,0.005621708,0.006653678,0.3028337,0.00003292826],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9199181,0.0100078,0.0007924038,0.005139042,0.0006730652,0.00002015349,0.0003813292,0.00007981615,0.06298825],"genre_scores_gemma":[0.9788402,0.005984914,0.001168451,0.00125434,0.001078337,0.00000494744,0.0007531427,0.00004160312,0.01087404],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.006469706,"threshold_uncertainty_score":0.01286405,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01499728943754417,"score_gpt":0.240211103600598,"score_spread":0.2252138141630538,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}