{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:DM5YSDOXBOAY23ZHNLKS6A6MGS","short_pith_number":"pith:DM5YSDOX","schema_version":"1.0","canonical_sha256":"1b3b890dd70b818d6f276ad52f03cc349c39c9311472500019b64cd9f39b9057","source":{"kind":"arxiv","id":"1809.03087","version":1},"attestation_state":"computed","paper":{"title":"Kilonova emission from black hole-neutron star mergers: observational signatures of anisotropic mass ejection","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph.HE","authors_text":"Liang-Duan Liu, Xiang-Yu Wang, Zhi-Qiu Huang, Zi-Gao Dai","submitted_at":"2018-09-10T02:14:38Z","abstract_excerpt":"The gravitational wave event GW170817 associated with the short gamma-ray burst (GRB) 170817A confirms that binary neutron star (BNS) mergers are one of the origins of short GRBs. The associated kilonova emission, radioactively powered by nucleosynthesized heavy elements, was also detected. Black hole-neutron star (BH-NS) mergers have been argued to be another promising origin candidate of short GRBs and kilonovae. Numerical simulations show that the ejecta in BH-NS mergers is geometrically much more anisotropic than the BNS merger case. In this paper, we investigate observational signatures o"},"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":"1809.03087","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-09-10T02:14:38Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"f057eaf6697285c651bbe2b50f0672f8754306742971837b4374156a3e257b3e","abstract_canon_sha256":"2fe111d8b3315a761cc3468444af78bb9f03e374054d6c3f53b4f62db2c4147b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:01:57.806990Z","signature_b64":"jcWpoLNIdyiOMUHGI1dPMuJrvrOPspY92WPuelMpExlfaQPPyMIp78OC/NyP9reu7XWNZFmPBHFLyUr8CxYcAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1b3b890dd70b818d6f276ad52f03cc349c39c9311472500019b64cd9f39b9057","last_reissued_at":"2026-05-18T00:01:57.806401Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:01:57.806401Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Kilonova emission from black hole-neutron star mergers: observational signatures of anisotropic mass ejection","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph.HE","authors_text":"Liang-Duan Liu, Xiang-Yu Wang, Zhi-Qiu Huang, Zi-Gao Dai","submitted_at":"2018-09-10T02:14:38Z","abstract_excerpt":"The gravitational wave event GW170817 associated with the short gamma-ray burst (GRB) 170817A confirms that binary neutron star (BNS) mergers are one of the origins of short GRBs. The associated kilonova emission, radioactively powered by nucleosynthesized heavy elements, was also detected. Black hole-neutron star (BH-NS) mergers have been argued to be another promising origin candidate of short GRBs and kilonovae. Numerical simulations show that the ejecta in BH-NS mergers is geometrically much more anisotropic than the BNS merger case. In this paper, we investigate observational signatures o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.03087","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":"1809.03087","created_at":"2026-05-18T00:01:57.806490+00:00"},{"alias_kind":"arxiv_version","alias_value":"1809.03087v1","created_at":"2026-05-18T00:01:57.806490+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.03087","created_at":"2026-05-18T00:01:57.806490+00:00"},{"alias_kind":"pith_short_12","alias_value":"DM5YSDOXBOAY","created_at":"2026-05-18T12:32:19.392346+00:00"},{"alias_kind":"pith_short_16","alias_value":"DM5YSDOXBOAY23ZH","created_at":"2026-05-18T12:32:19.392346+00:00"},{"alias_kind":"pith_short_8","alias_value":"DM5YSDOX","created_at":"2026-05-18T12:32:19.392346+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/DM5YSDOXBOAY23ZHNLKS6A6MGS","json":"https://pith.science/pith/DM5YSDOXBOAY23ZHNLKS6A6MGS.json","graph_json":"https://pith.science/api/pith-number/DM5YSDOXBOAY23ZHNLKS6A6MGS/graph.json","events_json":"https://pith.science/api/pith-number/DM5YSDOXBOAY23ZHNLKS6A6MGS/events.json","paper":"https://pith.science/paper/DM5YSDOX"},"agent_actions":{"view_html":"https://pith.science/pith/DM5YSDOXBOAY23ZHNLKS6A6MGS","download_json":"https://pith.science/pith/DM5YSDOXBOAY23ZHNLKS6A6MGS.json","view_paper":"https://pith.science/paper/DM5YSDOX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1809.03087&json=true","fetch_graph":"https://pith.science/api/pith-number/DM5YSDOXBOAY23ZHNLKS6A6MGS/graph.json","fetch_events":"https://pith.science/api/pith-number/DM5YSDOXBOAY23ZHNLKS6A6MGS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DM5YSDOXBOAY23ZHNLKS6A6MGS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DM5YSDOXBOAY23ZHNLKS6A6MGS/action/storage_attestation","attest_author":"https://pith.science/pith/DM5YSDOXBOAY23ZHNLKS6A6MGS/action/author_attestation","sign_citation":"https://pith.science/pith/DM5YSDOXBOAY23ZHNLKS6A6MGS/action/citation_signature","submit_replication":"https://pith.science/pith/DM5YSDOXBOAY23ZHNLKS6A6MGS/action/replication_record"}},"created_at":"2026-05-18T00:01:57.806490+00:00","updated_at":"2026-05-18T00:01:57.806490+00:00"}