{"paper":{"title":"Radio pulsar variability","arxiv_id":"1210.5397","primary_cat":"astro-ph.SR","submitted_at":"2012-10-19T12:26:48+00:00","version_compiled":"v1"},"notice":"Every quoted sentence is the authors' text from the arXiv listing abstract. Labels and probabilities are the outputs of classifier-1.13-20260917 on the question bank abstract-p1-20260923, exactly as returned. No sentence in this record was written by a language model.","schema":"pith.compiled-record/v0","status":"compiled","abstract":{"source":"arXiv listing abstract v1","sentences":[{"i":0,"p":1.0,"id":"s0","own":false,"role":"background","text":"Pulsars are potentially the most remarkable physical laboratories we will ever use.","hedge":{"p":0.82,"label":"hedged_possibility"},"own_p":0.05,"main_claim_p":0.05,"quantitative":true,"quantitative_p":0.63,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.0,"background":1.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":1,"p":1.0,"id":"s1","own":false,"role":"background","text":"Although in many senses they are extremely clean systems there are a large number of instabilities and variabilities seen in the emission and rotation of pulsars.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.09,"main_claim_p":0.08,"quantitative":false,"quantitative_p":0.39,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.0,"background":1.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":2,"p":0.72,"id":"s2","own":false,"role":"background","text":"These need to be recognised in order to both fully understand the nature of pulsars, and to enable their use as precision tools for astrophysical investigations.","hedge":{"p":0.94,"label":"asserted"},"own_p":0.05,"main_claim_p":0.22,"quantitative":false,"quantitative_p":0.03,"role_probabilities":{"gap":0.05,"method":0.0,"result":0.0,"background":0.72,"limitation":0.0,"future_work":0.01,"contribution":0.0,"interpretation":0.22}},{"i":3,"p":1.0,"id":"s3","own":true,"role":"contribution","text":"Here I describe these effects, discuss the wide range of timescales involved, and consider the implications for precision pulsar timing.","hedge":{"p":0.7,"label":"asserted"},"own_p":0.81,"main_claim_p":0.14,"quantitative":false,"quantitative_p":0.04,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":1.0,"interpretation":0.0}}]},"compiled":{"main_claim":{"p":0.93,"text":"These need to be recognised in order to both fully understand the nature of pulsars, and to enable their use as precision tools for astrophysical investigations.","location":"abstract s2","hedge_strength":{"p":0.94,"label":"asserted"}},"provenance":{"route":{"via":"OpenRouter","model":"classifier-1.13","endpoint":"https://openrouter.ai/api/v1/systemone","provider":"TypeSafe"},"packing":"one request per paper","requests":1,"input_tokens":3535,"cost_usd_reported":0.000148},"compiled_at":"2026-09-23","bank_version":"abstract-p1-20260923","model_version":"classifier-1.13-20260917","abstract_states":{"claims_first":0.03,"states_limitation":0.07,"human_participants":0.01,"controlled_comparison":0.02,"randomized_assignment":0.01,"states_quantitative_result":0.03,"compares_with_prior_results":0.03,"mentions_code_or_data_availability":0.02},"evidential_basis":{"p":0.65,"value":"literature","probabilities":{"argument":0.34,"literature":0.65,"proof_or_derivation":0.0,"analysis_of_existing_data":0.01,"observation_or_experiment":0.0,"simulation_or_computation":0.0}},"contribution_type":{"p":0.99,"value":"review","probabilities":{"review":0.99,"method_or_tool":0.0,"empirical_study":0.0,"simulation_study":0.0,"theoretical_result":0.0,"dataset_or_benchmark":0.0,"position_or_commentary":0.01}},"contribution_statement":{"p":1.0,"text":"Here I describe these effects, discuss the wide range of timescales involved, and consider the implications for precision pulsar timing.","location":"abstract s3"}},"coverage":{"tier":"abstract","levels_run":["P abstract"],"not_examined":["full text","figures and tables","references and citing sentences","relations to other papers"],"sources_read":["arXiv listing abstract v1"],"levels_not_run":["S sections","T body sentences","C citations","R cross-paper relations"],"sentences_examined":4,"sentences_in_abstract":4},"measured_accuracy":{"url":"https://pith.science/accuracy","measured_on":"2026-10-02","method":"two independent model families labelled a fresh random sample blind; the figure is how often the published label matches their consensus","sentence_role_agreement":0.92,"main_claim_agreement":0.908,"typed_citation_agreement":0.933,"typed_citation_agreement_95_interval":[0.917,0.945],"review_comments_accurate":0.758,"review_comments_accurate_95_interval":[0.684,0.82],"review_caught_admitted_error_found_or_related":0.448}}