{"paper":{"title":"Transverse Observables and Mass Determination at Hadron Colliders","arxiv_id":"0709.2740","primary_cat":"hep-ph","submitted_at":"2007-09-18T19:57:20+00:00","version_compiled":"v3"},"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 v3","sentences":[{"i":0,"p":0.73,"id":"s0","own":true,"role":"background","text":"I consider the two-body decay of a particle at a hadron collider into a visible and an invisible particle, generalizing $W \\to e \\nu$, where the masses of the decaying particle and the invisible decay particle are, {\\em a priori}, unknown.","hedge":{"p":0.68,"label":"asserted"},"own_p":0.54,"main_claim_p":0.03,"quantitative":false,"quantitative_p":0.35,"role_probabilities":{"gap":0.02,"method":0.01,"result":0.0,"background":0.73,"limitation":0.0,"future_work":0.0,"contribution":0.24,"interpretation":0.0}},{"i":1,"p":0.88,"id":"s1","own":true,"role":"result","text":"I prove that the transverse mass, when maximized over possible kinematic configurations, can be used to determine both of the unknown masses.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.91,"main_claim_p":0.91,"quantitative":false,"quantitative_p":0.13,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.88,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.12,"interpretation":0.0}},{"i":2,"p":0.8,"id":"s2","own":true,"role":"interpretation","text":"I argue that the proof can be generalized to cover cases such as decays of pair-produced superpartners to the lightest, stable superpartner at the Large Hadron Collider.","hedge":{"p":0.91,"label":"hedged_possibility"},"own_p":0.51,"main_claim_p":0.08,"quantitative":false,"quantitative_p":0.06,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.01,"background":0.0,"limitation":0.0,"future_work":0.11,"contribution":0.08,"interpretation":0.8}}]},"compiled":{"main_claim":{"p":1.0,"text":"I prove that the transverse mass, when maximized over possible kinematic configurations, can be used to determine both of the unknown masses.","location":"abstract s1","hedge_strength":{"p":1.0,"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":3038,"cost_usd_reported":0.000128},"compiled_at":"2026-09-23","bank_version":"abstract-p1-20260923","model_version":"classifier-1.13-20260917","abstract_states":{"claims_first":0.04,"states_limitation":0.18,"human_participants":0.01,"controlled_comparison":0.02,"randomized_assignment":0.01,"states_quantitative_result":0.05,"compares_with_prior_results":0.09,"mentions_code_or_data_availability":0.02},"evidential_basis":{"p":1.0,"value":"proof or derivation","probabilities":{"argument":0.0,"literature":0.0,"proof_or_derivation":1.0,"analysis_of_existing_data":0.0,"observation_or_experiment":0.0,"simulation_or_computation":0.0}},"contribution_type":{"p":0.99,"value":"theoretical result","probabilities":{"review":0.0,"method_or_tool":0.01,"empirical_study":0.0,"simulation_study":0.0,"theoretical_result":0.99,"dataset_or_benchmark":0.0,"position_or_commentary":0.0}},"contribution_statement":{"p":1.0,"text":"I prove that the transverse mass, when maximized over possible kinematic configurations, can be used to determine both of the unknown masses.","location":"abstract s1"}},"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 v3"],"levels_not_run":["S sections","T body sentences","C citations","R cross-paper relations"],"sentences_examined":3,"sentences_in_abstract":3},"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}}