{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:SVRLVMQQZ5WZ6PLTPK4TZN6KOY","short_pith_number":"pith:SVRLVMQQ","canonical_record":{"source":{"id":"1711.02093","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-11-06T19:00:00Z","cross_cats_sorted":[],"title_canon_sha256":"5543f7c2e6d2893d5c9bfcd927b3ee66bbc4acda10bd13677f49db75222fa1ed","abstract_canon_sha256":"32d8783cd7d45ea01d86347d6909ff00ef2e3e2f56635474a7d8c9205290e965"},"schema_version":"1.0"},"canonical_sha256":"9562bab210cf6d9f3d737ab93cb7ca7620a46cffa5b661a4890c9651cf8a0da4","source":{"kind":"arxiv","id":"1711.02093","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1711.02093","created_at":"2026-05-18T00:12:19Z"},{"alias_kind":"arxiv_version","alias_value":"1711.02093v2","created_at":"2026-05-18T00:12:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.02093","created_at":"2026-05-18T00:12:19Z"},{"alias_kind":"pith_short_12","alias_value":"SVRLVMQQZ5WZ","created_at":"2026-05-18T12:31:43Z"},{"alias_kind":"pith_short_16","alias_value":"SVRLVMQQZ5WZ6PLT","created_at":"2026-05-18T12:31:43Z"},{"alias_kind":"pith_short_8","alias_value":"SVRLVMQQ","created_at":"2026-05-18T12:31:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:SVRLVMQQZ5WZ6PLTPK4TZN6KOY","target":"record","payload":{"canonical_record":{"source":{"id":"1711.02093","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-11-06T19:00:00Z","cross_cats_sorted":[],"title_canon_sha256":"5543f7c2e6d2893d5c9bfcd927b3ee66bbc4acda10bd13677f49db75222fa1ed","abstract_canon_sha256":"32d8783cd7d45ea01d86347d6909ff00ef2e3e2f56635474a7d8c9205290e965"},"schema_version":"1.0"},"canonical_sha256":"9562bab210cf6d9f3d737ab93cb7ca7620a46cffa5b661a4890c9651cf8a0da4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:12:19.054827Z","signature_b64":"3q6yW+lZ5srVMwT8JWPTrJb71t99YOLxqgBIAyt8VMEncgUhqXLUgOorW8EMnOrsSDPE9SrptahrAUsJhgxODA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9562bab210cf6d9f3d737ab93cb7ca7620a46cffa5b661a4890c9651cf8a0da4","last_reissued_at":"2026-05-18T00:12:19.053981Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:12:19.053981Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1711.02093","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":"2026-05-18T00:12:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bCMRIkNnGtsP5p9QiSaw3oPoZ00bmmVSq9mWaX8ihtqJZa+wPFjrI6TaNlUS/JViEtuVOiQbtgMrNF2dfAaiDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T19:26:19.189986Z"},"content_sha256":"ed3a2d913cc7bfde793b86e1d5a4d0bddf53e1ca74b543afacd974ff46b6b7b2","schema_version":"1.0","event_id":"sha256:ed3a2d913cc7bfde793b86e1d5a4d0bddf53e1ca74b543afacd974ff46b6b7b2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:SVRLVMQQZ5WZ6PLTPK4TZN6KOY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Mass Ejection from the Remnant of a Binary Neutron Star Merger: Viscous-Radiation Hydrodynamics Study","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Kenta Kiuchi, Masaru Shibata, Nobuya Nishimura, Sho Fujibayashi, Yuichiro Sekiguchi","submitted_at":"2017-11-06T19:00:00Z","abstract_excerpt":"We perform long-term general relativistic neutrino radiation hydrodynamics simulations (in axisymmetry) for a massive neutron star (MNS) surrounded by a torus, which is a canonical remnant formed after the binary neutron star merger. We take into account the effects of viscosity, which is likely to arise in the merger remnant due to magnetohydrodynamical turbulence. As the initial condition, we employ the azimuthally averaged data of the MNS-torus system derived in a three-dimensional, numerical-relativity simulation for the binary neutron star merger. The viscous effect plays key roles for th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.02093","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:12:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Enwy+Tl9us5TlDxaxRpmBqsaRgbYKF8Nmnw3cdz3ooZc/NGw9DRCU22QWllA9/eO8UU5en8fx1xHyG00sehNBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T19:26:19.190660Z"},"content_sha256":"af9c5afcabffbe992edcdba1d74ab8caee8f9a11cfdf597e36b1c60dc7dc1d68","schema_version":"1.0","event_id":"sha256:af9c5afcabffbe992edcdba1d74ab8caee8f9a11cfdf597e36b1c60dc7dc1d68"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SVRLVMQQZ5WZ6PLTPK4TZN6KOY/bundle.json","state_url":"https://pith.science/pith/SVRLVMQQZ5WZ6PLTPK4TZN6KOY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SVRLVMQQZ5WZ6PLTPK4TZN6KOY/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":"2026-05-29T19:26:19Z","links":{"resolver":"https://pith.science/pith/SVRLVMQQZ5WZ6PLTPK4TZN6KOY","bundle":"https://pith.science/pith/SVRLVMQQZ5WZ6PLTPK4TZN6KOY/bundle.json","state":"https://pith.science/pith/SVRLVMQQZ5WZ6PLTPK4TZN6KOY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SVRLVMQQZ5WZ6PLTPK4TZN6KOY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:SVRLVMQQZ5WZ6PLTPK4TZN6KOY","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":"32d8783cd7d45ea01d86347d6909ff00ef2e3e2f56635474a7d8c9205290e965","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-11-06T19:00:00Z","title_canon_sha256":"5543f7c2e6d2893d5c9bfcd927b3ee66bbc4acda10bd13677f49db75222fa1ed"},"schema_version":"1.0","source":{"id":"1711.02093","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1711.02093","created_at":"2026-05-18T00:12:19Z"},{"alias_kind":"arxiv_version","alias_value":"1711.02093v2","created_at":"2026-05-18T00:12:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.02093","created_at":"2026-05-18T00:12:19Z"},{"alias_kind":"pith_short_12","alias_value":"SVRLVMQQZ5WZ","created_at":"2026-05-18T12:31:43Z"},{"alias_kind":"pith_short_16","alias_value":"SVRLVMQQZ5WZ6PLT","created_at":"2026-05-18T12:31:43Z"},{"alias_kind":"pith_short_8","alias_value":"SVRLVMQQ","created_at":"2026-05-18T12:31:43Z"}],"graph_snapshots":[{"event_id":"sha256:af9c5afcabffbe992edcdba1d74ab8caee8f9a11cfdf597e36b1c60dc7dc1d68","target":"graph","created_at":"2026-05-18T00:12:19Z","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":"We perform long-term general relativistic neutrino radiation hydrodynamics simulations (in axisymmetry) for a massive neutron star (MNS) surrounded by a torus, which is a canonical remnant formed after the binary neutron star merger. We take into account the effects of viscosity, which is likely to arise in the merger remnant due to magnetohydrodynamical turbulence. As the initial condition, we employ the azimuthally averaged data of the MNS-torus system derived in a three-dimensional, numerical-relativity simulation for the binary neutron star merger. The viscous effect plays key roles for th","authors_text":"Kenta Kiuchi, Masaru Shibata, Nobuya Nishimura, Sho Fujibayashi, Yuichiro Sekiguchi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-11-06T19:00:00Z","title":"Mass Ejection from the Remnant of a Binary Neutron Star Merger: Viscous-Radiation Hydrodynamics Study"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.02093","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:ed3a2d913cc7bfde793b86e1d5a4d0bddf53e1ca74b543afacd974ff46b6b7b2","target":"record","created_at":"2026-05-18T00:12:19Z","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":"32d8783cd7d45ea01d86347d6909ff00ef2e3e2f56635474a7d8c9205290e965","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-11-06T19:00:00Z","title_canon_sha256":"5543f7c2e6d2893d5c9bfcd927b3ee66bbc4acda10bd13677f49db75222fa1ed"},"schema_version":"1.0","source":{"id":"1711.02093","kind":"arxiv","version":2}},"canonical_sha256":"9562bab210cf6d9f3d737ab93cb7ca7620a46cffa5b661a4890c9651cf8a0da4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9562bab210cf6d9f3d737ab93cb7ca7620a46cffa5b661a4890c9651cf8a0da4","first_computed_at":"2026-05-18T00:12:19.053981Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:12:19.053981Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3q6yW+lZ5srVMwT8JWPTrJb71t99YOLxqgBIAyt8VMEncgUhqXLUgOorW8EMnOrsSDPE9SrptahrAUsJhgxODA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:12:19.054827Z","signed_message":"canonical_sha256_bytes"},"source_id":"1711.02093","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ed3a2d913cc7bfde793b86e1d5a4d0bddf53e1ca74b543afacd974ff46b6b7b2","sha256:af9c5afcabffbe992edcdba1d74ab8caee8f9a11cfdf597e36b1c60dc7dc1d68"],"state_sha256":"6955e206a46b53cb053537ac6ada2b6178d0e702fc8a342a9f656d60e5066699"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EfwejRLzbE2fzSR+H/uG6nUe28GdynD58paP/91iltV8UBCESIHmueRUrcExaZmPv3JQkWIagRX0gASkbt+tDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-29T19:26:19.193570Z","bundle_sha256":"7204fd4f92ca50d550107a9c4658f37e474f64050067efe5eec2a04e0069a56d"}}