{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:CTXNZHDYBLWLG5QY7OYX3T7STW","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":"27cdd53693d576d9795ecdb6087809c67e6e1f497ebdee84eaab69d2838dd337","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-07-14T03:02:14Z","title_canon_sha256":"966ef3537622914e69433255572e58161233931291748352c7a1aecc4578f4f9"},"schema_version":"1.0","source":{"id":"1607.03984","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.03984","created_at":"2026-05-18T00:41:18Z"},{"alias_kind":"arxiv_version","alias_value":"1607.03984v2","created_at":"2026-05-18T00:41:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.03984","created_at":"2026-05-18T00:41:18Z"},{"alias_kind":"pith_short_12","alias_value":"CTXNZHDYBLWL","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_16","alias_value":"CTXNZHDYBLWLG5QY","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_8","alias_value":"CTXNZHDY","created_at":"2026-05-18T12:30:09Z"}],"graph_snapshots":[{"event_id":"sha256:3449feea0d5be18fa10d8130158e00a99cc533c70289d409aae0fffa7fc2784e","target":"graph","created_at":"2026-05-18T00:41:18Z","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"},"paper":{"abstract_excerpt":"The influence of the anisotropy in the equilibrium and stability of strange stars is investigated through the numerical solution of the hydrostatic equilibrium equation and the radial oscillation equation, both modified from their original version to include this effect. The strange matter inside the quark stars is described by the MIT bag model equation of state. For the anisotropy two different kinds of local anisotropic $\\sigma=p_t-p_r$ are considered, where $p_t$ and $p_r$ are respectively the tangential and the radial pressure: one that is null at the star's surface defined by $p_r(R)=0$,","authors_text":"Jos\\'e D.V. Arba\\~nil, M. Malheiro","cross_cats":["gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-07-14T03:02:14Z","title":"Radial stability of anisotropic strange quark stars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.03984","kind":"arxiv","version":2},"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":"sha256:58c44c7f9eae1eb8823cf31ea9a610527325f57ddcc8b95b530122bf89ce08ba","target":"record","created_at":"2026-05-18T00:41:18Z","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":"27cdd53693d576d9795ecdb6087809c67e6e1f497ebdee84eaab69d2838dd337","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-07-14T03:02:14Z","title_canon_sha256":"966ef3537622914e69433255572e58161233931291748352c7a1aecc4578f4f9"},"schema_version":"1.0","source":{"id":"1607.03984","kind":"arxiv","version":2}},"canonical_sha256":"14eedc9c780aecb37618fbb17dcff29d8d49cc3613f715bd034e8044cc7fc2af","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"14eedc9c780aecb37618fbb17dcff29d8d49cc3613f715bd034e8044cc7fc2af","first_computed_at":"2026-05-18T00:41:18.338050Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:41:18.338050Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kckCaWnmft8empM7ezUUm1Z+0H37H6w9f5QMyxJ316x2lWtoUgKaIfpWJSjwRoDUdr5pDmyC9F9P8j3b3gN0CA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:41:18.338753Z","signed_message":"canonical_sha256_bytes"},"source_id":"1607.03984","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:58c44c7f9eae1eb8823cf31ea9a610527325f57ddcc8b95b530122bf89ce08ba","sha256:3449feea0d5be18fa10d8130158e00a99cc533c70289d409aae0fffa7fc2784e"],"state_sha256":"8bfae75ad9874252cf55d541d750202dac998512928dfa5a80127bd265d74a63"}