{"paper":{"title":"On hypercharge flux and exotics in F-theory GUTs","arxiv_id":"1007.1297","primary_cat":"hep-ph","submitted_at":"2010-07-08T06:41:46+00:00","version_compiled":"v2"},"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 v2","sentences":[{"i":0,"p":0.93,"id":"s0","own":true,"role":"contribution","text":"We study SU(5) Grand Unified Theories within a local framework in F-theory with multiple extra U(1) symmetries arising from a small monodromy group.","hedge":{"p":0.98,"label":"asserted"},"own_p":0.83,"main_claim_p":0.04,"quantitative":false,"quantitative_p":0.3,"role_probabilities":{"gap":0.0,"method":0.01,"result":0.0,"background":0.06,"limitation":0.0,"future_work":0.0,"contribution":0.93,"interpretation":0.0}},{"i":1,"p":0.55,"id":"s1","own":false,"role":"background","text":"The use of hypercharge flux for doublet-triplet splitting implies massless exotics in the spectrum that are protected from obtaining a mass by the U(1) symmetries.","hedge":{"p":0.99,"label":"asserted"},"own_p":0.17,"main_claim_p":0.1,"quantitative":false,"quantitative_p":0.07,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.32,"background":0.55,"limitation":0.06,"future_work":0.0,"contribution":0.0,"interpretation":0.07}},{"i":2,"p":0.91,"id":"s2","own":true,"role":"result","text":"We find that lifting the exotics by giving vacuum expectation values to some GUT singlets spontaneously breaks all the U(1) symmetries which implies that proton decay operators are induced.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.93,"main_claim_p":0.23,"quantitative":false,"quantitative_p":0.05,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.91,"background":0.0,"limitation":0.01,"future_work":0.0,"contribution":0.0,"interpretation":0.08}},{"i":3,"p":0.93,"id":"s3","own":true,"role":"result","text":"If we impose an additional R-parity symmetry by hand we find all the exotics can be lifted while proton decay operators are still 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