{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2006:GQS4VRHU3AB3PTALURQ527FHG3","short_pith_number":"pith:GQS4VRHU","canonical_record":{"source":{"id":"astro-ph/0603145","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-03-06T21:00:07Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"05a19cdafafdbfd9031de7fa94729057c52dd14a0e44afd7df84ff7c03234601","abstract_canon_sha256":"9169c388e46d58f98366cdfdc997fee4d1383e1329498467ce9862966983efcd"},"schema_version":"1.0"},"canonical_sha256":"3425cac4f4d803b7cc0ba461dd7ca736fd4c61adf4c403d85208ba0bfdf94917","source":{"kind":"arxiv","id":"astro-ph/0603145","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0603145","created_at":"2026-07-04T16:58:21Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0603145v2","created_at":"2026-07-04T16:58:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0603145","created_at":"2026-07-04T16:58:21Z"},{"alias_kind":"pith_short_12","alias_value":"GQS4VRHU3AB3","created_at":"2026-07-04T16:58:21Z"},{"alias_kind":"pith_short_16","alias_value":"GQS4VRHU3AB3PTAL","created_at":"2026-07-04T16:58:21Z"},{"alias_kind":"pith_short_8","alias_value":"GQS4VRHU","created_at":"2026-07-04T16:58:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2006:GQS4VRHU3AB3PTALURQ527FHG3","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0603145","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-03-06T21:00:07Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"05a19cdafafdbfd9031de7fa94729057c52dd14a0e44afd7df84ff7c03234601","abstract_canon_sha256":"9169c388e46d58f98366cdfdc997fee4d1383e1329498467ce9862966983efcd"},"schema_version":"1.0"},"canonical_sha256":"3425cac4f4d803b7cc0ba461dd7ca736fd4c61adf4c403d85208ba0bfdf94917","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:58:21.641532Z","signature_b64":"f4LBDtt1UjZjuYK7nQ3fyuYf5YffzIYKTPxEHVjJ2hHl3l6derIaR3q0gBSHlF6QN8boLXlGozjs+/DsCfGVAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3425cac4f4d803b7cc0ba461dd7ca736fd4c61adf4c403d85208ba0bfdf94917","last_reissued_at":"2026-07-04T16:58:21.641192Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:58:21.641192Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0603145","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T16:58:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gB5x+NclBFnF9vnfftoDZXI0Z4QCPJqAR++878voduV4nTU1cM7HU+AJhtkr5wdj7OdcGxwK8bUOkCcbAZXtAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T00:03:14.524148Z"},"content_sha256":"0151d472a2e7fb66e7fa9aa9fb05f2469bd363fd7e182ae75dea9cb94396a3dd","schema_version":"1.0","event_id":"sha256:0151d472a2e7fb66e7fa9aa9fb05f2469bd363fd7e182ae75dea9cb94396a3dd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2006:GQS4VRHU3AB3PTALURQ527FHG3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Merger of binary neutron stars to a black hole: Disk mass, short gamma-ray bursts, and quasinormal mode ringing","license":"","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph","authors_text":"Keisuke Taniguchi, Masaru Shibata","submitted_at":"2006-03-06T21:00:07Z","abstract_excerpt":"Three-dimensional simulations for the merger of binary neutron stars (BNSs) are performed in the framework of full general relativity. We pay particular attention to the black hole (BH) formation case and to the resulting mass of the surrounding disk for exploring possibility for formation of the central engine of short-duration gamma-ray bursts. Hybrid equations of state (EOSs) are adopted mimicking realistic, stiff nuclear EOSs, for which the maximum allowed gravitational mass of cold and spherical neutron stars (NSs), M_sph, is larger than 2M_sun. For the simulations, we focus on BNSs of th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0603145","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/astro-ph/0603145/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T16:58:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xpbo71p8b0fZ3eH5cxXtey2ZTC2KA49FGyarncqTsK+4CdbBS+rbXHm6dbvzwNsQtixkTiFVqyAjvyZqDn3rAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T00:03:14.525165Z"},"content_sha256":"8ad8e4181a9be91ed60a739ed10978f60ff4ffb0af5c47bcd3ec2ff18a68018e","schema_version":"1.0","event_id":"sha256:8ad8e4181a9be91ed60a739ed10978f60ff4ffb0af5c47bcd3ec2ff18a68018e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GQS4VRHU3AB3PTALURQ527FHG3/bundle.json","state_url":"https://pith.science/pith/GQS4VRHU3AB3PTALURQ527FHG3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GQS4VRHU3AB3PTALURQ527FHG3/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-04T00:03:14Z","links":{"resolver":"https://pith.science/pith/GQS4VRHU3AB3PTALURQ527FHG3","bundle":"https://pith.science/pith/GQS4VRHU3AB3PTALURQ527FHG3/bundle.json","state":"https://pith.science/pith/GQS4VRHU3AB3PTALURQ527FHG3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GQS4VRHU3AB3PTALURQ527FHG3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:GQS4VRHU3AB3PTALURQ527FHG3","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":"9169c388e46d58f98366cdfdc997fee4d1383e1329498467ce9862966983efcd","cross_cats_sorted":["gr-qc"],"license":"","primary_cat":"astro-ph","submitted_at":"2006-03-06T21:00:07Z","title_canon_sha256":"05a19cdafafdbfd9031de7fa94729057c52dd14a0e44afd7df84ff7c03234601"},"schema_version":"1.0","source":{"id":"astro-ph/0603145","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0603145","created_at":"2026-07-04T16:58:21Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0603145v2","created_at":"2026-07-04T16:58:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0603145","created_at":"2026-07-04T16:58:21Z"},{"alias_kind":"pith_short_12","alias_value":"GQS4VRHU3AB3","created_at":"2026-07-04T16:58:21Z"},{"alias_kind":"pith_short_16","alias_value":"GQS4VRHU3AB3PTAL","created_at":"2026-07-04T16:58:21Z"},{"alias_kind":"pith_short_8","alias_value":"GQS4VRHU","created_at":"2026-07-04T16:58:21Z"}],"graph_snapshots":[{"event_id":"sha256:8ad8e4181a9be91ed60a739ed10978f60ff4ffb0af5c47bcd3ec2ff18a68018e","target":"graph","created_at":"2026-07-04T16:58:21Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/astro-ph/0603145/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Three-dimensional simulations for the merger of binary neutron stars (BNSs) are performed in the framework of full general relativity. We pay particular attention to the black hole (BH) formation case and to the resulting mass of the surrounding disk for exploring possibility for formation of the central engine of short-duration gamma-ray bursts. Hybrid equations of state (EOSs) are adopted mimicking realistic, stiff nuclear EOSs, for which the maximum allowed gravitational mass of cold and spherical neutron stars (NSs), M_sph, is larger than 2M_sun. For the simulations, we focus on BNSs of th","authors_text":"Keisuke Taniguchi, Masaru Shibata","cross_cats":["gr-qc"],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2006-03-06T21:00:07Z","title":"Merger of binary neutron stars to a black hole: Disk mass, short gamma-ray bursts, and quasinormal mode ringing"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0603145","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":"sha256:0151d472a2e7fb66e7fa9aa9fb05f2469bd363fd7e182ae75dea9cb94396a3dd","target":"record","created_at":"2026-07-04T16:58:21Z","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":"9169c388e46d58f98366cdfdc997fee4d1383e1329498467ce9862966983efcd","cross_cats_sorted":["gr-qc"],"license":"","primary_cat":"astro-ph","submitted_at":"2006-03-06T21:00:07Z","title_canon_sha256":"05a19cdafafdbfd9031de7fa94729057c52dd14a0e44afd7df84ff7c03234601"},"schema_version":"1.0","source":{"id":"astro-ph/0603145","kind":"arxiv","version":2}},"canonical_sha256":"3425cac4f4d803b7cc0ba461dd7ca736fd4c61adf4c403d85208ba0bfdf94917","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3425cac4f4d803b7cc0ba461dd7ca736fd4c61adf4c403d85208ba0bfdf94917","first_computed_at":"2026-07-04T16:58:21.641192Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:58:21.641192Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"f4LBDtt1UjZjuYK7nQ3fyuYf5YffzIYKTPxEHVjJ2hHl3l6derIaR3q0gBSHlF6QN8boLXlGozjs+/DsCfGVAQ==","signature_status":"signed_v1","signed_at":"2026-07-04T16:58:21.641532Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0603145","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0151d472a2e7fb66e7fa9aa9fb05f2469bd363fd7e182ae75dea9cb94396a3dd","sha256:8ad8e4181a9be91ed60a739ed10978f60ff4ffb0af5c47bcd3ec2ff18a68018e"],"state_sha256":"f2acefc05264900f93656fa079b2fbf86f8b5b487d1f4e9afb7077246af73db7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4kgdQXNA6yuoU+aNdLs/ZRTjw9/8Bi8HubHRRY7jmWSvcGfzNYwHCSSgkFpOfxixf9vbwQy0/LnMHsdKl1czCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T00:03:14.530952Z","bundle_sha256":"0d11189a406fb632649fea5a1b35e9c2db50147deb12bff106a94df5c3bfb894"}}