{"record":{"author":{"account_ref":null,"orcid":null},"builds_on":[],"content_schema":"pubphys.content.topic/1","content_sha256":"e91ffa3b1c2ff450d75ab1a97a797bc2230daacffbab863bb34913a237701549","created":"2026-10-03T07:17:53Z","files":[],"origin":{"assisted_by":[],"kind":"seed"},"parents":[],"salt":"4e711307c73284ea8e19a15022c4a0642e4b719d9e22950df3208cfc770c1598","schema":"pubphys.record/2","site":"pubphys.com","target":null,"type":"topic"},"content":{"external_id":"qi.useful-advantage","field":"qi","n":"1","review_cite":"A. M. Dalzell et al., Quantum algorithms: A survey of applications and end-to-end complexities, arXiv, 2023","review_link":"https://arxiv.org/abs/2310.03011","review_verified":"true","summary":"Quantum computers have beaten classical supercomputers on contrived sampling tasks. Whether they give large speedups on problems people care about, and how anyone can check an answer no classical computer can reproduce, are open.","title":"Quantum advantage for useful problems and its verification","topic_ref":null,"why":"These questions decide whether quantum computing delivers scientific and economic value beyond demonstrations."},"attested":{"attestation":{"batch":null,"client_id":null,"id_token_sha256":null,"kind":"platform"},"record_hash":"171840612800a5fc54a3a1cbae538bc99ab2fa80a9901200da4096ec8477ba9b","schema":"pubphys.attested/1"},"envelope":{"attested_hash":"f2bc451f334d2758d634989ce82c64dea31c51822db3ad238e00436c5dbea24a","platform_signature":{"key_id":"c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da","sig":"Y4FAxfMediO1cSRizn0rXPRsIP_ivkQcdHNXrCjZxRr-FsnSMVY5Vu04FjdNI72GuF9ijt8OFp547sJLls6RCw"},"schema":"pubphys.envelope/1"},"record_hash":"171840612800a5fc54a3a1cbae538bc99ab2fa80a9901200da4096ec8477ba9b","leaf_index":348}