{"id":"W4221166016","doi":"10.3847/1538-4357/ac47a1","title":"Toward RNA Life on Early Earth: From Atmospheric HCN to Biomolecule Production in Warm Little Ponds","year":2022,"lang":"en","type":"article","venue":"The Astrophysical Journal","topic":"Origins and Evolution of Life","field":"Physics and Astronomy","cited_by":45,"is_retracted":false,"has_abstract":true,"ca_institutions":"McMaster University","funders":"","keywords":"Atmosphere (unit); Early Earth; Hydrogen cyanide; Meteorite; Astrobiology; Abiogenesis; Earth (classical element); Atmospheric chemistry; Chemistry; Environmental chemistry; Hydrogen; Photodissociation; Nucleobase; Atmospheric sciences; Earth science; Environmental science; Meteorology; Geology; Photochemistry; Inorganic chemistry; Physics; Organic chemistry; DNA","routes":{"ca_aff":true,"ca_fund":false,"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":[0.0001644245,0.0002701864,0.0004038748,0.0002545728,0.0004739982,0.0006984716,0.0006115746,0.0008804431,0.001640412],"category_scores_gemma":[0.0007425008,0.0003372993,0.0005773701,0.0002459222,0.0008078449,0.0007264332,0.0005988443,0.0006836907,0.0001569907],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001239491,"about_ca_system_score_gemma":0.0005925287,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01155214,"about_ca_topic_score_gemma":0.004402148,"domain_scores_codex":[0.9999534,0.000009315821,0.000001570104,0.0000107243,0.00001121781,0.0000137952],"domain_scores_gemma":[0.9998381,0.00005947255,0.00003025193,0.00001586137,0.00001937888,0.0000367843],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"simulation_or_modeling","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.00003725889,0.00005058518,0.007169872,0.00003635115,0.00002141597,0.000189219,0.00006573748,0.9681281,0.01564084,0.007217909,0.0001686734,0.001274153],"study_design_scores_gemma":[0.0000192909,0.00002309563,0.00214711,0.000004043045,0.000004723945,0.00002051182,0.00002633444,0.9923323,0.001915944,0.003246173,0.0002509503,0.000009437647],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9674414,0.0001759945,0.02662085,0.0002870384,0.00002531454,0.00002388873,0.0001896544,0.0001378104,0.005097972],"genre_scores_gemma":[0.9950865,0.0001040254,0.003622756,0.00004816702,0.000008169849,0.00002085325,0.00007635298,0.00003476544,0.0009982858],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01155214,"threshold_uncertainty_score":0.02296984,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01340262665472941,"score_gpt":0.2313005403982331,"score_spread":0.2178979137435037,"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."}}