{"record":{"author":{"account_ref":null,"orcid":null},"builds_on":[],"content_schema":"pubphys.content.revision/1","content_sha256":"8c785f230a8c1cf2ff5345de7b0ac3c80e9c6a73892808c77dd136edfecf2aa5","created":"2026-10-15T23:43:22Z","files":[],"origin":{"assisted_by":[],"kind":"seed"},"parents":["649265660d652899cfb43729f55d1c26369559d1be9358a0992c65bb7960b872","ce59fb6cd812fc05906d0c60a71c75ea22bc686bcf38e7c3ef7010834d98ee7b"],"salt":"e98ba30bf7f66cfa21fe9c7cc17a71dbe5b94db21ce88b2f6285c5e3aa8da2ec","schema":"pubphys.record/2","site":"pubphys.com","target":null,"type":"revision"},"content":{"answer_type":"yes-no","assisted_by":[],"external_id":"qft.non-ads-holography.flat-limit","kind":"well-posed","literature_status":"open","n":"2","parents":[],"plain":"Shrinking the curvature of anti-de Sitter space to zero should turn its exact boundary description into flat-space scattering. Whether this works beyond approximations is unknown.","posed_since":"","precise":"Determine whether the flat-space limit $R_{\\mathrm{AdS}} \\to \\infty$ at fixed string length of $N=4$ super-Yang-Mills correlators (via Mellin amplitudes, Penedones 2010) yields a well-defined nonperturbative $10\\mathrm{D}$ type IIB S-matrix, including energies where black holes form.","problem_ref":"649265660d652899cfb43729f55d1c26369559d1be9358a0992c65bb7960b872","references":"","settled_by":"A proof that the limit exists and yields a unitary S-matrix, or an obstruction at high energies.","status_note":"","title":"Does the flat-space limit of AdS/CFT define the full S-matrix?","topic_ref":null},"attested":{"attestation":{"batch":null,"client_id":null,"id_token_sha256":null,"kind":"platform"},"record_hash":"07977282b600479f2550c483afe761294cb916000cf584ad314cb72c002bd8a2","schema":"pubphys.attested/1"},"envelope":{"attested_hash":"a65b47594afb7fd72d6dc10eeb3fc463cbdca34675610458ffa8c7d4caa8fcb9","platform_signature":{"key_id":"c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da","sig":"KtEuwCKJZs54Acfv3P0Vv8byMD5eGTw3Ur5zPYUYgaMEXs9KuzXLltHbz5wHZzHfGSbgyTzMha2nwHANPnZRCA"},"schema":"pubphys.envelope/1"},"record_hash":"07977282b600479f2550c483afe761294cb916000cf584ad314cb72c002bd8a2","leaf_index":3660}