{"record":{"author":{"account_ref":null,"orcid":null},"builds_on":[],"content_schema":"pubphys.content.topic/1","content_sha256":"c18c19a2cefb935b408a5a9a3f10fe60b01e19b4541c340f2a13f19d86edaf6a","created":"2026-10-03T07:17:51Z","files":[],"origin":{"assisted_by":[],"kind":"seed"},"parents":[],"salt":"21b4da789e2084a1257da2ffc3bdd14544d319b9c9d706b9c16dc6ad5dcc10d2","schema":"pubphys.record/2","site":"pubphys.com","target":null,"type":"topic"},"content":{"external_id":"grav.bh-interior","field":"grav","n":"1","review_cite":"D. Harlow, Jerusalem lectures on black holes and quantum information, Rev. Mod. Phys. 88, 015002, 2016","review_link":"https://arxiv.org/abs/1409.1231","review_verified":"true","summary":"Einstein's gravity says nothing special happens when you fall through the horizon of a large black hole. Quantum information arguments suggest that the horizon of an old black hole might instead be a wall of high-energy particles, a firewall.","title":"Black hole interiors and the firewall problem","topic_ref":null,"why":"Whether spacetime continues smoothly past the horizon decides whether the equivalence principle survives in quantum gravity."},"attested":{"attestation":{"batch":null,"client_id":null,"id_token_sha256":null,"kind":"platform"},"record_hash":"664a771c1e756bb0428148195cdde69ebc0b4bbf43dd7c1a7c99eea1cc6355f5","schema":"pubphys.attested/1"},"envelope":{"attested_hash":"4f1facd99957f725fce24079990bba62dbeccbceb866354f997b8cfb0ff02320","platform_signature":{"key_id":"c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da","sig":"SdcsY5NsukzG10e2GflcO14czdkSxIYQbMwN89EFLgfzVV4YCFZV7ui3XGj9bcpzitRHACiks3HHSzM1t44EAw"},"schema":"pubphys.envelope/1"},"record_hash":"664a771c1e756bb0428148195cdde69ebc0b4bbf43dd7c1a7c99eea1cc6355f5","leaf_index":227}