{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:G7DP6HCXULLNKAVLQE5ZUT4BTX","short_pith_number":"pith:G7DP6HCX","schema_version":"1.0","canonical_sha256":"37c6ff1c57a2d6d502ab813b9a4f819dd02bf1f2a6921ac39821b077829e585d","source":{"kind":"arxiv","id":"1504.01266","version":1},"attestation_state":"computed","paper":{"title":"Numerical relativity simulations of neutron star merger remnants using conservative mesh refinement","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","astro-ph.SR"],"primary_cat":"gr-qc","authors_text":"Bernd Bruegmann, Maximiliano Ujevic, Sebastiano Bernuzzi, Tim Dietrich","submitted_at":"2015-04-06T11:34:31Z","abstract_excerpt":"We study equal and unequal-mass neutron star mergers by means of new numerical relativity simulations in which the general relativistic hydrodynamics solver employs an algorithm that guarantees mass conservation across the refinement levels of the computational mesh. We consider eight binary configurations with total mass $M=2.7\\,M_\\odot$, mass-ratios $q=1$ and $q=1.16$, and four different equation of states (EOSs), and one configuration with a stiff EOS, $M=2.5M_\\odot$ and $q=1.5$. We focus on the post-merger dynamics and study the merger remnant, dynamical ejecta and the postmerger gravitati"},"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":"1504.01266","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2015-04-06T11:34:31Z","cross_cats_sorted":["astro-ph.HE","astro-ph.SR"],"title_canon_sha256":"35701af56931793c045e02020175408f9c355677e9ec860ffb25c5d7e847bfbe","abstract_canon_sha256":"d9364d3ca9f9f552c2607d7a5d578a83c579ff8952e94a450f72f3fd2aab5d3f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:46:21.378255Z","signature_b64":"kANeS/44kCnIPsNW9VfX+hEeKNA2bybH2xiNVvIqVcp/8hDZCX/nrFkWENYYLGnOLKsYQhvCBWB2zowP+anLAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"37c6ff1c57a2d6d502ab813b9a4f819dd02bf1f2a6921ac39821b077829e585d","last_reissued_at":"2026-05-18T01:46:21.377601Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:46:21.377601Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Numerical relativity simulations of neutron star merger remnants using conservative mesh refinement","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","astro-ph.SR"],"primary_cat":"gr-qc","authors_text":"Bernd Bruegmann, Maximiliano Ujevic, Sebastiano Bernuzzi, Tim Dietrich","submitted_at":"2015-04-06T11:34:31Z","abstract_excerpt":"We study equal and unequal-mass neutron star mergers by means of new numerical relativity simulations in which the general relativistic hydrodynamics solver employs an algorithm that guarantees mass conservation across the refinement levels of the computational mesh. We consider eight binary configurations with total mass $M=2.7\\,M_\\odot$, mass-ratios $q=1$ and $q=1.16$, and four different equation of states (EOSs), and one configuration with a stiff EOS, $M=2.5M_\\odot$ and $q=1.5$. We focus on the post-merger dynamics and study the merger remnant, dynamical ejecta and the postmerger gravitati"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.01266","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":""},"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":"1504.01266","created_at":"2026-05-18T01:46:21.377734+00:00"},{"alias_kind":"arxiv_version","alias_value":"1504.01266v1","created_at":"2026-05-18T01:46:21.377734+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.01266","created_at":"2026-05-18T01:46:21.377734+00:00"},{"alias_kind":"pith_short_12","alias_value":"G7DP6HCXULLN","created_at":"2026-05-18T12:29:22.688609+00:00"},{"alias_kind":"pith_short_16","alias_value":"G7DP6HCXULLNKAVL","created_at":"2026-05-18T12:29:22.688609+00:00"},{"alias_kind":"pith_short_8","alias_value":"G7DP6HCX","created_at":"2026-05-18T12:29:22.688609+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/G7DP6HCXULLNKAVLQE5ZUT4BTX","json":"https://pith.science/pith/G7DP6HCXULLNKAVLQE5ZUT4BTX.json","graph_json":"https://pith.science/api/pith-number/G7DP6HCXULLNKAVLQE5ZUT4BTX/graph.json","events_json":"https://pith.science/api/pith-number/G7DP6HCXULLNKAVLQE5ZUT4BTX/events.json","paper":"https://pith.science/paper/G7DP6HCX"},"agent_actions":{"view_html":"https://pith.science/pith/G7DP6HCXULLNKAVLQE5ZUT4BTX","download_json":"https://pith.science/pith/G7DP6HCXULLNKAVLQE5ZUT4BTX.json","view_paper":"https://pith.science/paper/G7DP6HCX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1504.01266&json=true","fetch_graph":"https://pith.science/api/pith-number/G7DP6HCXULLNKAVLQE5ZUT4BTX/graph.json","fetch_events":"https://pith.science/api/pith-number/G7DP6HCXULLNKAVLQE5ZUT4BTX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/G7DP6HCXULLNKAVLQE5ZUT4BTX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/G7DP6HCXULLNKAVLQE5ZUT4BTX/action/storage_attestation","attest_author":"https://pith.science/pith/G7DP6HCXULLNKAVLQE5ZUT4BTX/action/author_attestation","sign_citation":"https://pith.science/pith/G7DP6HCXULLNKAVLQE5ZUT4BTX/action/citation_signature","submit_replication":"https://pith.science/pith/G7DP6HCXULLNKAVLQE5ZUT4BTX/action/replication_record"}},"created_at":"2026-05-18T01:46:21.377734+00:00","updated_at":"2026-05-18T01:46:21.377734+00:00"}