{"paper":{"title":"Unimodular boundary time for Regge calculus","arxiv_id":"2610.03479","primary_cat":"gr-qc","submitted_at":"2026-10-02T15:49:12+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-1.13.0 on the question bank abstract-p1-20260923, exactly as returned. 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for Henneaux-Teitelboim gravity has not yet been established.","hedge":{"p":0.95,"label":"hedged_possibility"},"own_p":0.04,"main_claim_p":0.03,"quantitative":false,"quantitative_p":0.21,"role_probabilities":{"gap":0.99,"method":0.0,"result":0.0,"background":0.01,"limitation":0.0,"future_work":0.0,"contribution":0.0,"interpretation":0.0}},{"i":2,"p":0.66,"id":"s2","own":true,"role":"method","text":"In this paper, we discretise Henneaux-Teitelboim gravity using the methods of Euclidean Regge calculus.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.94,"main_claim_p":0.05,"quantitative":false,"quantitative_p":0.03,"role_probabilities":{"gap":0.0,"method":0.66,"result":0.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.34,"interpretation":0.0}},{"i":3,"p":0.95,"id":"s3","own":true,"role":"result","text":"Testing this framework in a symmetry-reduced model of Regge cosmology, we reproduce results in previous literature and demonstrate that the continuum limit can be naturally defined using unimodular time rather than proper time.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.94,"main_claim_p":0.39,"quantitative":false,"quantitative_p":0.18,"role_probabilities":{"gap":0.0,"method":0.01,"result":0.95,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.04,"interpretation":0.0}},{"i":4,"p":0.88,"id":"s4","own":true,"role":"interpretation","text":"Because unimodular time appears as boundary data as opposed to being a degree of freedom in the bulk, this approach allows for the comparison of general simplicial triangulations, beyond highly symmetric discretisations, to the continuum.","hedge":{"p":0.95,"label":"asserted"},"own_p":0.56,"main_claim_p":0.16,"quantitative":false,"quantitative_p":0.29,"role_probabilities":{"gap":0.0,"method":0.01,"result":0.04,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.07,"interpretation":0.88}},{"i":5,"p":0.63,"id":"s5","own":true,"role":"contribution","text":"Our work provides a 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