{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:IR5CMN4UJGFCKZJNSVRZV2IR4K","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":"57dd471c752a453345be3300a3034e7adfdf1bc451dced7b42a83528aa9f5e2b","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-08-30T20:00:01Z","title_canon_sha256":"bc93031e5df41ad869f28cb8e602879334acd5501e84175ae164af8f6584f849"},"schema_version":"1.0","source":{"id":"1108.6056","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.6056","created_at":"2026-05-18T02:00:44Z"},{"alias_kind":"arxiv_version","alias_value":"1108.6056v1","created_at":"2026-05-18T02:00:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.6056","created_at":"2026-05-18T02:00:44Z"},{"alias_kind":"pith_short_12","alias_value":"IR5CMN4UJGFC","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_16","alias_value":"IR5CMN4UJGFCKZJN","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_8","alias_value":"IR5CMN4U","created_at":"2026-05-18T12:26:32Z"}],"graph_snapshots":[{"event_id":"sha256:faab4138ab24bd370e26a5d3e06ed32c8a630fc98ab010f0afcd7e89261031c2","target":"graph","created_at":"2026-05-18T02:00:44Z","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 final inspiral of double neutron star and neutron star-black hole binaries are likely to be detected by advanced networks of ground-based gravitational wave (GW) interferometers. Maximizing the science returns from such a discovery will require the identification and localization of an electromagnetic (EM) counterpart. Here we critically evaluate and compare several possible counterparts, including short-duration gamma-ray bursts (SGRBs), \"orphan\" optical and radio afterglows, and ~day-long optical transients powered by the radioactive decay of heavy nuclei synthesized in the merger ejecta","authors_text":"Brian D. Metzger, Edo Berger","cross_cats":["gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-08-30T20:00:01Z","title":"What is the Most Promising Electromagnetic Counterpart of a Neutron Star Binary Merger?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.6056","kind":"arxiv","version":1},"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":"sha256:69e7068b99d203e45cd13010b05fe635bae634612c11e4cd977ec52cf37c616f","target":"record","created_at":"2026-05-18T02:00:44Z","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":"57dd471c752a453345be3300a3034e7adfdf1bc451dced7b42a83528aa9f5e2b","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-08-30T20:00:01Z","title_canon_sha256":"bc93031e5df41ad869f28cb8e602879334acd5501e84175ae164af8f6584f849"},"schema_version":"1.0","source":{"id":"1108.6056","kind":"arxiv","version":1}},"canonical_sha256":"447a263794498a25652d95639ae911e28398000acd09540065291aa02a405bb6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"447a263794498a25652d95639ae911e28398000acd09540065291aa02a405bb6","first_computed_at":"2026-05-18T02:00:44.501864Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:00:44.501864Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RnMcW3uqduXk1WAw0Y4was/hlragzBpbGkSYQa0pDk1UpVki3Xl90MpM4nRQ54JMsJc/jt7VVnlrTHWw+15OBw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:00:44.502587Z","signed_message":"canonical_sha256_bytes"},"source_id":"1108.6056","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:69e7068b99d203e45cd13010b05fe635bae634612c11e4cd977ec52cf37c616f","sha256:faab4138ab24bd370e26a5d3e06ed32c8a630fc98ab010f0afcd7e89261031c2"],"state_sha256":"53c9fca22dfcd06b04919823fa763972f08acfef20f3bcd6705460221d03241d"}