{"record":{"author":{"account_ref":null,"orcid":null},"builds_on":[],"content_schema":"pubphys.content.topic/1","content_sha256":"819174823191298bd4d637958e2ee2f76835a000e49f74cced9b18874fe9a5f4","created":"2026-10-03T07:17:52Z","files":[],"origin":{"assisted_by":[],"kind":"seed"},"parents":[],"salt":"e43aba52291258286d5c190df852a45c0141578ff5d1c0b29cb7937b214e64c6","schema":"pubphys.record/2","site":"pubphys.com","target":null,"type":"topic"},"content":{"external_id":"nuc.neutron-star-matter","field":"nuc","n":"1","review_cite":"Baym, Hatsuda, Kojo, Powell, Song, Takatsuka, From hadrons to quarks in neutron stars: a review, Reports on Progress in Physics, 2018","review_link":"https://arxiv.org/abs/1707.04966","review_verified":"true","summary":"A neutron star packs more than the Sun's mass into a ball the size of a city, squeezing matter to several times the density of an atomic nucleus. What this matter is made of, and its equation of state (how pressure grows with density), are unknown above nuclear density.","title":"Neutron star matter and its equation of state","topic_ref":null,"why":"The equation of state connects QCD at high density to observed neutron-star masses, radii and gravitational waves from neutron-star mergers."},"attested":{"attestation":{"batch":null,"client_id":null,"id_token_sha256":null,"kind":"platform"},"record_hash":"dc9703fcc2930752e3222472fa4f0774fcc6cb72d19c4033b77e3e2b58d0fcb3","schema":"pubphys.attested/1"},"envelope":{"attested_hash":"b6fa86a2b695677993ddc676b73f4f1622f9cf5ffd7fb7e2cb61166716bb9e5a","platform_signature":{"key_id":"c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da","sig":"4NZAk4LBbGLfTlZtwi7gl1uugfWg13wRwKnDaMqhoxQg89Z-7A89XPxssvqZLDZyw2QQ6GO6uabrWUyzDRA0BA"},"schema":"pubphys.envelope/1"},"record_hash":"dc9703fcc2930752e3222472fa4f0774fcc6cb72d19c4033b77e3e2b58d0fcb3","leaf_index":289}