{"paper":{"title":"(Anti-)De Sitter null strings and Carroll-Weyl symmetry","arxiv_id":"2609.07765","primary_cat":"hep-th","submitted_at":"2026-09-07T17:12:10+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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$SO(1,d)$.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.8,"main_claim_p":0.08,"quantitative":false,"quantitative_p":0.17,"role_probabilities":{"gap":0.0,"method":0.68,"result":0.21,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.11,"interpretation":0.0}},{"i":2,"p":0.52,"id":"s2","own":true,"role":"result","text":"Choosing a De Sitter symmetric gauge fixing of the scale symmetry yields a $d$ dimensional theory which we show has all the expected properties of $dS_d$ tensionless strings.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.94,"main_claim_p":0.23,"quantitative":false,"quantitative_p":0.44,"role_probabilities":{"gap":0.0,"method":0.33,"result":0.52,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.15,"interpretation":0.0}},{"i":3,"p":0.67,"id":"s3","own":true,"role":"interpretation","text":"The action happens to be the intriguing Carrol-Weyl symmetric string action in $R^{1,d}$, now with a clear target space interpretation in $d$ dimensions.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.82,"main_claim_p":0.2,"quantitative":false,"quantitative_p":0.14,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.32,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.01,"interpretation":0.67}},{"i":4,"p":0.58,"id":"s4","own":true,"role":"result","text":"That it does not, as recently claimed, represent a ($d+1$)-dimensional string in flat ($d+1$)-dimensional Minkowski space settles an apparent issue with the Carrol-Weyl string model.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.71,"main_claim_p":0.29,"quantitative":true,"quantitative_p":0.62,"role_probabilities":{"gap":0.01,"method":0.0,"result":0.58,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.02,"interpretation":0.39}},{"i":5,"p":0.53,"id":"s5","own":true,"role":"contribution","text":"Furthermore, while there are clear obstacles for similar formulations of tensile strings in (A)dS backgrounds, our new insights are easily 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