{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:CN5WB2DIQA2H4MV4EGHGHZVT47","short_pith_number":"pith:CN5WB2DI","schema_version":"1.0","canonical_sha256":"137b60e86880347e32bc218e63e6b3e7ed3039b752e874399d2324014d2cf08d","source":{"kind":"arxiv","id":"1710.04900","version":2},"attestation_state":"computed","paper":{"title":"The role of weak interactions in dynamic ejecta from binary neutron star mergers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. Arcones, A. Perego, D. Martin, W. Kastaun","submitted_at":"2017-10-13T13:03:50Z","abstract_excerpt":"Weak reactions are critical for the neutron richness of the matter dynamically ejected after the merger of two neutron stars. The neutron richness, defined by the electron fraction (Ye), determines which heavy elements are produced by the r-process and thus directly impacts the kilonova light curve. In this work, we have performed a systematic and detailed post-processing study of the impact of weak reactions on the distribution of the electron fraction and of the entropy on the dynamic ejecta obtained from an equal mass neutron star binary merger simulated in full general relativity and with "},"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":"1710.04900","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-10-13T13:03:50Z","cross_cats_sorted":[],"title_canon_sha256":"e4e073357c1877888f50e9ca9f85cb4c29297e7eaa019a6e702fc0acf54ca28f","abstract_canon_sha256":"beb9f4f6528fec9ac2508311c9173e8dc18cdd2c7353a5d21fefef22230dd179"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:26:24.534930Z","signature_b64":"x1EI1u+iUkDLeyzTCUVtlJZ3HHNXx6F4td58eAcN/Z/B0NL0xEx4zVeL1yws/lYRzB7f1Dy+0fv5JzewnjUtAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"137b60e86880347e32bc218e63e6b3e7ed3039b752e874399d2324014d2cf08d","last_reissued_at":"2026-05-18T00:26:24.534354Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:26:24.534354Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The role of weak interactions in dynamic ejecta from binary neutron star mergers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. Arcones, A. Perego, D. Martin, W. Kastaun","submitted_at":"2017-10-13T13:03:50Z","abstract_excerpt":"Weak reactions are critical for the neutron richness of the matter dynamically ejected after the merger of two neutron stars. The neutron richness, defined by the electron fraction (Ye), determines which heavy elements are produced by the r-process and thus directly impacts the kilonova light curve. In this work, we have performed a systematic and detailed post-processing study of the impact of weak reactions on the distribution of the electron fraction and of the entropy on the dynamic ejecta obtained from an equal mass neutron star binary merger simulated in full general relativity and with "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.04900","kind":"arxiv","version":2},"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":"1710.04900","created_at":"2026-05-18T00:26:24.534436+00:00"},{"alias_kind":"arxiv_version","alias_value":"1710.04900v2","created_at":"2026-05-18T00:26:24.534436+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.04900","created_at":"2026-05-18T00:26:24.534436+00:00"},{"alias_kind":"pith_short_12","alias_value":"CN5WB2DIQA2H","created_at":"2026-05-18T12:31:10.602751+00:00"},{"alias_kind":"pith_short_16","alias_value":"CN5WB2DIQA2H4MV4","created_at":"2026-05-18T12:31:10.602751+00:00"},{"alias_kind":"pith_short_8","alias_value":"CN5WB2DI","created_at":"2026-05-18T12:31:10.602751+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/CN5WB2DIQA2H4MV4EGHGHZVT47","json":"https://pith.science/pith/CN5WB2DIQA2H4MV4EGHGHZVT47.json","graph_json":"https://pith.science/api/pith-number/CN5WB2DIQA2H4MV4EGHGHZVT47/graph.json","events_json":"https://pith.science/api/pith-number/CN5WB2DIQA2H4MV4EGHGHZVT47/events.json","paper":"https://pith.science/paper/CN5WB2DI"},"agent_actions":{"view_html":"https://pith.science/pith/CN5WB2DIQA2H4MV4EGHGHZVT47","download_json":"https://pith.science/pith/CN5WB2DIQA2H4MV4EGHGHZVT47.json","view_paper":"https://pith.science/paper/CN5WB2DI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1710.04900&json=true","fetch_graph":"https://pith.science/api/pith-number/CN5WB2DIQA2H4MV4EGHGHZVT47/graph.json","fetch_events":"https://pith.science/api/pith-number/CN5WB2DIQA2H4MV4EGHGHZVT47/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CN5WB2DIQA2H4MV4EGHGHZVT47/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CN5WB2DIQA2H4MV4EGHGHZVT47/action/storage_attestation","attest_author":"https://pith.science/pith/CN5WB2DIQA2H4MV4EGHGHZVT47/action/author_attestation","sign_citation":"https://pith.science/pith/CN5WB2DIQA2H4MV4EGHGHZVT47/action/citation_signature","submit_replication":"https://pith.science/pith/CN5WB2DIQA2H4MV4EGHGHZVT47/action/replication_record"}},"created_at":"2026-05-18T00:26:24.534436+00:00","updated_at":"2026-05-18T00:26:24.534436+00:00"}