{"record":{"author":{"account_ref":null,"orcid":null},"builds_on":[],"content_schema":"pubphys.content.topic/1","content_sha256":"36f4b7fdf0069e81e020bd594584536741745ba2b2994a87dc77d2b530113553","created":"2026-10-03T07:17:52Z","files":[],"origin":{"assisted_by":[],"kind":"seed"},"parents":[],"salt":"28a89b58252a79ecc119342b12503ab7742f438743350f9568180c2021906e02","schema":"pubphys.record/2","site":"pubphys.com","target":null,"type":"topic"},"content":{"external_id":"qft.gravity-positivity","field":"qft","n":"1","review_cite":"C. de Rham, S. Kundu, M. Reece, A. J. Tolley, S.-Y. Zhou, Snowmass White Paper: UV Constraints on IR Physics, arXiv:2203.06805, 2022","review_link":"https://arxiv.org/abs/2203.06805","review_verified":"true","summary":"Basic rules such as causality and conservation of probability force certain numbers in low-energy theories to be positive. Once gravity is included, the long-range pull of the graviton (the particle carrying gravity) spoils the standard argument, and it is unclear which bounds survive.","title":"Positivity bounds on effective theories with gravity","topic_ref":null,"why":"These bounds decide which low-energy theories can come from a consistent theory of quantum gravity, so they turn abstract consistency into testable restrictions."},"attested":{"attestation":{"batch":null,"client_id":null,"id_token_sha256":null,"kind":"platform"},"record_hash":"c287e09ddd295934e0940296a3c2ccaa657a88b499d8136c31f6e679a27a272a","schema":"pubphys.attested/1"},"envelope":{"attested_hash":"0d47763d851f982452f89a0f90eb37bca383149293f69bec0948dc4777ee5b7d","platform_signature":{"key_id":"c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da","sig":"j-okCna2qHHDmeZP6-xb3lRp7f51Q71qcO9ALfnRf0LcE_CxpziSgWNqlvrrE8VBB_14cIwv59FzmX-dkdk6Bw"},"schema":"pubphys.envelope/1"},"record_hash":"c287e09ddd295934e0940296a3c2ccaa657a88b499d8136c31f6e679a27a272a","leaf_index":316}