{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2003:A4Z3ZTRTOHR2NDBSM7Q3JVYIKL","short_pith_number":"pith:A4Z3ZTRT","schema_version":"1.0","canonical_sha256":"0733bcce3371e3a68c3267e1b4d70852e32eb46d12d398cd7d0fc025ef618849","source":{"kind":"arxiv","id":"astro-ph/0312446","version":1},"attestation_state":"computed","paper":{"title":"Neutron Star Structure with Hyperons and Quarks","license":"","headline":"","cross_cats":["nucl-th"],"primary_cat":"astro-ph","authors_text":"G. F. Burgio, H.-J. Schulze (INFN Sezione di Catania, Italy), M. Baldo","submitted_at":"2003-12-17T11:52:26Z","abstract_excerpt":"We discuss the high-density nuclear equation of state within the Brueckner-Hartree-Fock approach. Particular attention is paid to the effects of nucleonic three-body forces, the presence of hyperons, and the joining with an eventual quark matter phase. The resulting properties of neutron stars, in particular the mass-radius relation, are determined. It turns out that stars heavier than 1.3 solar masses contain necessarily quark matter."},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"astro-ph/0312446","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2003-12-17T11:52:26Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"50d2f1fcd2c5ba3463697dfdb59fa9383954f8d5b126780d42f2b36e93f24109","abstract_canon_sha256":"48c14d3b2eb3e33a9794fcc76cf72f15b11a310a99ab2415fc2b08a6aecbed91"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T14:13:15.307093Z","signature_b64":"ooAWquN9okfb+dWpFnd66aDDJo4+Eu+E9vrQSGILpO6W6QdYWCEqSEeE3KuzlCWg99tzN2quLuR6+r7uH6TXAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0733bcce3371e3a68c3267e1b4d70852e32eb46d12d398cd7d0fc025ef618849","last_reissued_at":"2026-07-04T14:13:15.306698Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T14:13:15.306698Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Neutron Star Structure with Hyperons and Quarks","license":"","headline":"","cross_cats":["nucl-th"],"primary_cat":"astro-ph","authors_text":"G. F. Burgio, H.-J. Schulze (INFN Sezione di Catania, Italy), M. Baldo","submitted_at":"2003-12-17T11:52:26Z","abstract_excerpt":"We discuss the high-density nuclear equation of state within the Brueckner-Hartree-Fock approach. Particular attention is paid to the effects of nucleonic three-body forces, the presence of hyperons, and the joining with an eventual quark matter phase. The resulting properties of neutron stars, in particular the mass-radius relation, are determined. It turns out that stars heavier than 1.3 solar masses contain necessarily quark matter."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0312446","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/astro-ph/0312446/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0312446","created_at":"2026-07-04T14:13:15.306761+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0312446v1","created_at":"2026-07-04T14:13:15.306761+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0312446","created_at":"2026-07-04T14:13:15.306761+00:00"},{"alias_kind":"pith_short_12","alias_value":"A4Z3ZTRTOHR2","created_at":"2026-07-04T14:13:15.306761+00:00"},{"alias_kind":"pith_short_16","alias_value":"A4Z3ZTRTOHR2NDBS","created_at":"2026-07-04T14:13:15.306761+00:00"},{"alias_kind":"pith_short_8","alias_value":"A4Z3ZTRT","created_at":"2026-07-04T14:13:15.306761+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/A4Z3ZTRTOHR2NDBSM7Q3JVYIKL","json":"https://pith.science/pith/A4Z3ZTRTOHR2NDBSM7Q3JVYIKL.json","graph_json":"https://pith.science/api/pith-number/A4Z3ZTRTOHR2NDBSM7Q3JVYIKL/graph.json","events_json":"https://pith.science/api/pith-number/A4Z3ZTRTOHR2NDBSM7Q3JVYIKL/events.json","paper":"https://pith.science/paper/A4Z3ZTRT"},"agent_actions":{"view_html":"https://pith.science/pith/A4Z3ZTRTOHR2NDBSM7Q3JVYIKL","download_json":"https://pith.science/pith/A4Z3ZTRTOHR2NDBSM7Q3JVYIKL.json","view_paper":"https://pith.science/paper/A4Z3ZTRT","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/0312446&json=true","fetch_graph":"https://pith.science/api/pith-number/A4Z3ZTRTOHR2NDBSM7Q3JVYIKL/graph.json","fetch_events":"https://pith.science/api/pith-number/A4Z3ZTRTOHR2NDBSM7Q3JVYIKL/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/A4Z3ZTRTOHR2NDBSM7Q3JVYIKL/action/timestamp_anchor","attest_storage":"https://pith.science/pith/A4Z3ZTRTOHR2NDBSM7Q3JVYIKL/action/storage_attestation","attest_author":"https://pith.science/pith/A4Z3ZTRTOHR2NDBSM7Q3JVYIKL/action/author_attestation","sign_citation":"https://pith.science/pith/A4Z3ZTRTOHR2NDBSM7Q3JVYIKL/action/citation_signature","submit_replication":"https://pith.science/pith/A4Z3ZTRTOHR2NDBSM7Q3JVYIKL/action/replication_record"}},"created_at":"2026-07-04T14:13:15.306761+00:00","updated_at":"2026-07-04T14:13:15.306761+00:00"}