{"paper":{"title":"Radiative Electroweak Symmetry Breaking in a Little Higgs Model","arxiv_id":"1001.0584","primary_cat":"hep-ph","submitted_at":"2010-01-04T21:45:34+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":1.0,"id":"s0","own":true,"role":"contribution","text":"We present a new Little Higgs model, motivated by the deconstruction of a five-dimensional gauge-Higgs model.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.91,"main_claim_p":0.05,"quantitative":false,"quantitative_p":0.21,"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}},{"i":1,"p":0.69,"id":"s1","own":true,"role":"method","text":"The approximate global symmetry is $SO(5)_0\\times SO(5)_1$, breaking to $SO(5)$, with a gauged subgroup of $[SU(2)_{0L}\\times U(1)_{0R}]\\times O(4)_1$, breaking to $SU(2)_L \\times U(1)_Y$.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.58,"main_claim_p":0.04,"quantitative":false,"quantitative_p":0.32,"role_probabilities":{"gap":0.0,"method":0.69,"result":0.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.31,"interpretation":0.0}},{"i":2,"p":0.57,"id":"s2","own":true,"role":"result","text":"Radiative corrections produce an additional small vacuum misalignment, breaking the electroweak symmetry down to $U(1)_{EM}$.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.72,"main_claim_p":0.15,"quantitative":false,"quantitative_p":0.04,"role_probabilities":{"gap":0.0,"method":0.22,"result":0.57,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.18,"interpretation":0.03}},{"i":3,"p":0.97,"id":"s3","own":true,"role":"contribution","text":"Novel features of this model are: the only un-eaten pseudo-Goldstone boson in the effective theory is the Higgs boson; the model contains a custodial symmetry, which ensures that $\\hat{T}=0$ at tree-level; and the potential for the Higgs boson is generated entirely through one-loop radiative corrections.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.86,"main_claim_p":0.18,"quantitative":false,"quantitative_p":0.33,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.03,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.97,"interpretation":0.0}},{"i":4,"p":0.46,"id":"s4","own":true,"role":"method","text":"A small negative mass-squared in the Higgs potential is obtained by a cancellation between the contribution of two heavy partners of the top quark, which is readily achieved over much of the parameter space.","hedge":{"p":0.87,"label":"asserted"},"own_p":0.85,"main_claim_p":0.12,"quantitative":false,"quantitative_p":0.36,"role_probabilities":{"gap":0.0,"method":0.46,"result":0.45,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.07,"interpretation":0.02}},{"i":5,"p":0.98,"id":"s5","own":true,"role":"result","text":"We can then obtain both a vacuum expectation value of $v=246$ GeV and a light Higgs boson mass, which is strongly correlated with the masses of the two heavy top quark partners.","hedge":{"p":0.53,"label":"asserted"},"own_p":0.88,"main_claim_p":0.19,"quantitative":true,"quantitative_p":0.97,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.98,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.01,"interpretation":0.01}},{"i":6,"p":1.0,"id":"s6","own":true,"role":"result","text":"For a scale of the global symmetry breaking of $f=1$ TeV and using a single cutoff for the fermion loops, the Higgs boson mass satisfies 120 GeV $\\lesssim M_H\\lesssim150$ GeV over much of the range of parameter space.","hedge":{"p":0.98,"label":"asserted"},"own_p":0.9,"main_claim_p":0.17,"quantitative":true,"quantitative_p":0.99,"role_probabilities":{"gap":0.0,"method":0.0,"result":1.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":7,"p":1.0,"id":"s7","own":true,"role":"result","text":"For $f$ raised to 10 TeV, these values increase by about 40 GeV.","hedge":{"p":0.98,"label":"asserted"},"own_p":0.84,"main_claim_p":0.05,"quantitative":true,"quantitative_p":0.98,"role_probabilities":{"gap":0.0,"method":0.0,"result":1.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":8,"p":0.77,"id":"s8","own":true,"role":"result","text":"Effects at the ultraviolet cutoff scale may also raise the predicted values of the Higgs boson mass, but the model still favors $M_H\\lesssim 200$ GeV.","hedge":{"p":0.96,"label":"hedged_possibility"},"own_p":0.77,"main_claim_p":0.14,"quantitative":true,"quantitative_p":0.99,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.77,"background":0.0,"limitation":0.14,"future_work":0.0,"contribution":0.0,"interpretation":0.09}}]},"compiled":{"main_claim":{"p":0.47,"text":"We can then obtain both a vacuum expectation value of $v=246$ GeV and a light Higgs boson mass, which is strongly correlated with the masses of the two heavy top quark partners.","location":"abstract s5","hedge_strength":{"p":0.53,"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":7346,"cost_usd_reported":0.000309},"compiled_at":"2026-09-23","bank_version":"abstract-p1-20260923","model_version":"classifier-1.13-20260917","abstract_states":{"claims_first":0.07,"states_limitation":0.6,"human_participants":0.01,"controlled_comparison":0.01,"randomized_assignment":0.01,"states_quantitative_result":0.99,"compares_with_prior_results":0.09,"mentions_code_or_data_availability":0.01},"evidential_basis":{"p":0.87,"value":"proof or derivation","probabilities":{"argument":0.08,"literature":0.0,"proof_or_derivation":0.87,"analysis_of_existing_data":0.0,"observation_or_experiment":0.0,"simulation_or_computation":0.05}},"contribution_type":{"p":1.0,"value":"theoretical result","probabilities":{"review":0.0,"method_or_tool":0.0,"empirical_study":0.0,"simulation_study":0.0,"theoretical_result":1.0,"dataset_or_benchmark":0.0,"position_or_commentary":0.0}},"contribution_statement":{"p":0.81,"text":"We present a new Little Higgs model, motivated by the deconstruction of a five-dimensional gauge-Higgs model.","location":"abstract s0"}},"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":9,"sentences_in_abstract":9},"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}}