{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:OYZ4B5PTOGUIIO6HDGTDXK3KAD","short_pith_number":"pith:OYZ4B5PT","canonical_record":{"source":{"id":"1904.10222","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-04-23T09:45:39Z","cross_cats_sorted":["astro-ph.SR","gr-qc"],"title_canon_sha256":"3b7312153cf0fe5fcd61a404611b2dd600c71262cdcc21f05374b3141021e589","abstract_canon_sha256":"5006049842107b3d19caf21613923fae1dc45d60188990ff3f8386db9a8c838d"},"schema_version":"1.0"},"canonical_sha256":"7633c0f5f371a8843bc719a63bab6a00cf58b4a2f04415f5c8d3ee93cb7aa23a","source":{"kind":"arxiv","id":"1904.10222","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.10222","created_at":"2026-05-17T23:39:44Z"},{"alias_kind":"arxiv_version","alias_value":"1904.10222v2","created_at":"2026-05-17T23:39:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.10222","created_at":"2026-05-17T23:39:44Z"},{"alias_kind":"pith_short_12","alias_value":"OYZ4B5PTOGUI","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_16","alias_value":"OYZ4B5PTOGUIIO6H","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_8","alias_value":"OYZ4B5PT","created_at":"2026-05-18T12:33:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:OYZ4B5PTOGUIIO6HDGTDXK3KAD","target":"record","payload":{"canonical_record":{"source":{"id":"1904.10222","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-04-23T09:45:39Z","cross_cats_sorted":["astro-ph.SR","gr-qc"],"title_canon_sha256":"3b7312153cf0fe5fcd61a404611b2dd600c71262cdcc21f05374b3141021e589","abstract_canon_sha256":"5006049842107b3d19caf21613923fae1dc45d60188990ff3f8386db9a8c838d"},"schema_version":"1.0"},"canonical_sha256":"7633c0f5f371a8843bc719a63bab6a00cf58b4a2f04415f5c8d3ee93cb7aa23a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:39:44.037283Z","signature_b64":"FTAXKqU9ftYlu4vJq5O6vFOXiNE5y02Z3S1aHS2Gaj2ywM6kKl1DQdCYekkH+OtcfdsZfq3mWEcwiWtD99JVDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7633c0f5f371a8843bc719a63bab6a00cf58b4a2f04415f5c8d3ee93cb7aa23a","last_reissued_at":"2026-05-17T23:39:44.036688Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:39:44.036688Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1904.10222","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":"2026-05-17T23:39:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"treH/PxC+Jpj0cAJ3ezYpfRo6WQLm26AFwIbQX1FhhfYp8yx+UMwGtSRw5WkxrovKzO+c6mpVY/lrVoHHICoBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T14:47:12.100803Z"},"content_sha256":"0dd9eab04fc38ecd337de50725b7dbfd4e03a3f266ee67fa03509279fe28f157","schema_version":"1.0","event_id":"sha256:0dd9eab04fc38ecd337de50725b7dbfd4e03a3f266ee67fa03509279fe28f157"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:OYZ4B5PTOGUIIO6HDGTDXK3KAD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"First 100 ms of a long-lived magnetized neutron star formed in a binary neutron star merger","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR","gr-qc"],"primary_cat":"astro-ph.HE","authors_text":"Bruno Giacomazzo, Jay Vijay Kalinani, Riccardo Ciolfi, Wolfgang Kastaun","submitted_at":"2019-04-23T09:45:39Z","abstract_excerpt":"The recent multimessenger observation of the short gamma-ray burst (SGRB) GRB 170817A together with the gravitational wave (GW) event GW170817 provides evidence for the long-standing hypothesis associating SGRBs with binary neutron star (BNS) mergers. The nature of the remnant object powering the SGRB, which could have been either an accreting black hole (BH) or a long-lived magnetized neutron star (NS), is, however, still uncertain. General relativistic magnetohydrodynamic (GRMHD) simulations of the merger process represent a powerful tool to unravel the jet launching mechanism, but so far mo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.10222","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":"2026-05-17T23:39:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"imfkgxjDBFgBK/is5DlXxqPiwEurYkTsuENGnE3gKUTKM0UeZ3EZ1zqmWrFz0uh8OXg1mCYcyKzz/ON6VmfyBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T14:47:12.101485Z"},"content_sha256":"327c786d03f47410bd52d6167962cba4177eff53aef36003ec9219a154dc0d56","schema_version":"1.0","event_id":"sha256:327c786d03f47410bd52d6167962cba4177eff53aef36003ec9219a154dc0d56"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OYZ4B5PTOGUIIO6HDGTDXK3KAD/bundle.json","state_url":"https://pith.science/pith/OYZ4B5PTOGUIIO6HDGTDXK3KAD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OYZ4B5PTOGUIIO6HDGTDXK3KAD/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":"2026-05-29T14:47:12Z","links":{"resolver":"https://pith.science/pith/OYZ4B5PTOGUIIO6HDGTDXK3KAD","bundle":"https://pith.science/pith/OYZ4B5PTOGUIIO6HDGTDXK3KAD/bundle.json","state":"https://pith.science/pith/OYZ4B5PTOGUIIO6HDGTDXK3KAD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OYZ4B5PTOGUIIO6HDGTDXK3KAD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:OYZ4B5PTOGUIIO6HDGTDXK3KAD","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":"5006049842107b3d19caf21613923fae1dc45d60188990ff3f8386db9a8c838d","cross_cats_sorted":["astro-ph.SR","gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-04-23T09:45:39Z","title_canon_sha256":"3b7312153cf0fe5fcd61a404611b2dd600c71262cdcc21f05374b3141021e589"},"schema_version":"1.0","source":{"id":"1904.10222","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.10222","created_at":"2026-05-17T23:39:44Z"},{"alias_kind":"arxiv_version","alias_value":"1904.10222v2","created_at":"2026-05-17T23:39:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.10222","created_at":"2026-05-17T23:39:44Z"},{"alias_kind":"pith_short_12","alias_value":"OYZ4B5PTOGUI","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_16","alias_value":"OYZ4B5PTOGUIIO6H","created_at":"2026-05-18T12:33:24Z"},{"alias_kind":"pith_short_8","alias_value":"OYZ4B5PT","created_at":"2026-05-18T12:33:24Z"}],"graph_snapshots":[{"event_id":"sha256:327c786d03f47410bd52d6167962cba4177eff53aef36003ec9219a154dc0d56","target":"graph","created_at":"2026-05-17T23:39:44Z","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 recent multimessenger observation of the short gamma-ray burst (SGRB) GRB 170817A together with the gravitational wave (GW) event GW170817 provides evidence for the long-standing hypothesis associating SGRBs with binary neutron star (BNS) mergers. The nature of the remnant object powering the SGRB, which could have been either an accreting black hole (BH) or a long-lived magnetized neutron star (NS), is, however, still uncertain. General relativistic magnetohydrodynamic (GRMHD) simulations of the merger process represent a powerful tool to unravel the jet launching mechanism, but so far mo","authors_text":"Bruno Giacomazzo, Jay Vijay Kalinani, Riccardo Ciolfi, Wolfgang Kastaun","cross_cats":["astro-ph.SR","gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-04-23T09:45:39Z","title":"First 100 ms of a long-lived magnetized neutron star formed in a binary neutron star merger"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.10222","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":"sha256:0dd9eab04fc38ecd337de50725b7dbfd4e03a3f266ee67fa03509279fe28f157","target":"record","created_at":"2026-05-17T23:39:44Z","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":"5006049842107b3d19caf21613923fae1dc45d60188990ff3f8386db9a8c838d","cross_cats_sorted":["astro-ph.SR","gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-04-23T09:45:39Z","title_canon_sha256":"3b7312153cf0fe5fcd61a404611b2dd600c71262cdcc21f05374b3141021e589"},"schema_version":"1.0","source":{"id":"1904.10222","kind":"arxiv","version":2}},"canonical_sha256":"7633c0f5f371a8843bc719a63bab6a00cf58b4a2f04415f5c8d3ee93cb7aa23a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7633c0f5f371a8843bc719a63bab6a00cf58b4a2f04415f5c8d3ee93cb7aa23a","first_computed_at":"2026-05-17T23:39:44.036688Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:39:44.036688Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FTAXKqU9ftYlu4vJq5O6vFOXiNE5y02Z3S1aHS2Gaj2ywM6kKl1DQdCYekkH+OtcfdsZfq3mWEcwiWtD99JVDw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:39:44.037283Z","signed_message":"canonical_sha256_bytes"},"source_id":"1904.10222","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0dd9eab04fc38ecd337de50725b7dbfd4e03a3f266ee67fa03509279fe28f157","sha256:327c786d03f47410bd52d6167962cba4177eff53aef36003ec9219a154dc0d56"],"state_sha256":"399b11d829c199ad779adb9b024aa1954aac2d7d5b50744669c0a1db66d3f125"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fx/IW4d4yUZjrLxGp9fT4fBJLtRyy2ZuvR2nQdNixwz2vLbD+oRflLSku/ojkiqunrST5wbmhsn1//i4IEqgBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-29T14:47:12.105103Z","bundle_sha256":"1a630159eaeee9bffc27df74e6c696a658b4861801590a6e5942483a67a7265d"}}