{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:WEWT5KEAD4ICFL54NRNFBLFYBC","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"4c67a44c623bc4c479eb6c21b5be779b98c3046d024c9bd4871084b5a2957236","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-07-06T08:44:35Z","title_canon_sha256":"f5e5f19b434382ac8ad574eb6b640f9df2962f5605b12d65b1a712c5273cf4a8"},"schema_version":"1.0","source":{"id":"2007.02583","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2007.02583","created_at":"2026-07-05T02:54:14Z"},{"alias_kind":"arxiv_version","alias_value":"2007.02583v3","created_at":"2026-07-05T02:54:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.02583","created_at":"2026-07-05T02:54:14Z"},{"alias_kind":"pith_short_12","alias_value":"WEWT5KEAD4IC","created_at":"2026-07-05T02:54:14Z"},{"alias_kind":"pith_short_16","alias_value":"WEWT5KEAD4ICFL54","created_at":"2026-07-05T02:54:14Z"},{"alias_kind":"pith_short_8","alias_value":"WEWT5KEA","created_at":"2026-07-05T02:54:14Z"}],"graph_snapshots":[{"event_id":"sha256:493d96da99fdda22c67b646b1049fe5ea2fc13eaf414d378ba82e18eb86dd470","target":"graph","created_at":"2026-07-05T02:54:14Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2007.02583/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The observed rotation curves of low surface brightness (LSB) galaxies play an essential role in studying dark matter, and indicate that there exists a central constant density dark matter core. However, the cosmological N-body simulations of cold dark matter predict an inner cusped halo with a power-law mass density distribution, and can't reproduce a central constant-density core. This phenomenon is called cusp-core problem. When dark matter is quiescent and satisfies the condition for hydrostatic equilibrium, using the equation of state can get the density profile in the static and spherical","authors_text":"Meirong Tang, Xiaobo Gong, Zhaoyi Xu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-07-06T08:44:35Z","title":"The Possible Equation Of State Of Dark Matter in Low Surface Brightness Galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.02583","kind":"arxiv","version":3},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:ec98ad33fbe18187c323d5a1c3a4899a71e16181448e094ce3d32914f2edc00a","target":"record","created_at":"2026-07-05T02:54:14Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"4c67a44c623bc4c479eb6c21b5be779b98c3046d024c9bd4871084b5a2957236","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-07-06T08:44:35Z","title_canon_sha256":"f5e5f19b434382ac8ad574eb6b640f9df2962f5605b12d65b1a712c5273cf4a8"},"schema_version":"1.0","source":{"id":"2007.02583","kind":"arxiv","version":3}},"canonical_sha256":"b12d3ea8801f1022afbc6c5a50acb80881319377a1a203adc5103522aa2667ce","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b12d3ea8801f1022afbc6c5a50acb80881319377a1a203adc5103522aa2667ce","first_computed_at":"2026-07-05T02:54:14.045842Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:54:14.045842Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4wnH0M8KKuOWelm5R0ci6ROX8t4dAZkSgewRYCOsfHamnm5t3ZBvuimbthlT51hPPN87yv3JqZEhVU72zGJhAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T02:54:14.046360Z","signed_message":"canonical_sha256_bytes"},"source_id":"2007.02583","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ec98ad33fbe18187c323d5a1c3a4899a71e16181448e094ce3d32914f2edc00a","sha256:493d96da99fdda22c67b646b1049fe5ea2fc13eaf414d378ba82e18eb86dd470"],"state_sha256":"69e6d0ca70fcd54bb517be2c39b8fd508bd98640c469890582c77f5ab3f4c781"}