{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:NC2C5MYFH674U3NIWDZONUFBRX","short_pith_number":"pith:NC2C5MYF","canonical_record":{"source":{"id":"1107.0899","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-07-05T15:24:36Z","cross_cats_sorted":["nucl-ex","nucl-th"],"title_canon_sha256":"83da935f01e27a37ba8548c7d5b617173419d86cf478886e07b199bdc802ad55","abstract_canon_sha256":"c2463b098dcf00dd5e0d8237588ef202fd5aefe6393153729fc497cb274c81f1"},"schema_version":"1.0"},"canonical_sha256":"68b42eb3053fbfca6da8b0f2e6d0a18dcf096589b4d5a898e8249cbd60178206","source":{"kind":"arxiv","id":"1107.0899","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1107.0899","created_at":"2026-05-18T02:01:24Z"},{"alias_kind":"arxiv_version","alias_value":"1107.0899v2","created_at":"2026-05-18T02:01:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.0899","created_at":"2026-05-18T02:01:24Z"},{"alias_kind":"pith_short_12","alias_value":"NC2C5MYFH674","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_16","alias_value":"NC2C5MYFH674U3NI","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_8","alias_value":"NC2C5MYF","created_at":"2026-05-18T12:26:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:NC2C5MYFH674U3NIWDZONUFBRX","target":"record","payload":{"canonical_record":{"source":{"id":"1107.0899","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-07-05T15:24:36Z","cross_cats_sorted":["nucl-ex","nucl-th"],"title_canon_sha256":"83da935f01e27a37ba8548c7d5b617173419d86cf478886e07b199bdc802ad55","abstract_canon_sha256":"c2463b098dcf00dd5e0d8237588ef202fd5aefe6393153729fc497cb274c81f1"},"schema_version":"1.0"},"canonical_sha256":"68b42eb3053fbfca6da8b0f2e6d0a18dcf096589b4d5a898e8249cbd60178206","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:01:24.653710Z","signature_b64":"ey10AX2aWfVoJgRHDkd4V3FpwC4MTC2qT2Yy33rhFQwgNkqCrfRmVmarZq9tvkMbq/Fd3MR9bTAcwBTK87T3DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"68b42eb3053fbfca6da8b0f2e6d0a18dcf096589b4d5a898e8249cbd60178206","last_reissued_at":"2026-05-18T02:01:24.653193Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:01:24.653193Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1107.0899","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":"2026-05-18T02:01:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"///RnmzGsChjNje5OvD1+WHJpD5C7NrYtBS4Wuhg7JOlXepOEAM05m/XC2LA1nnH+DCCOy58wLWhXEq3ase0AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T13:37:06.610389Z"},"content_sha256":"051b7582df50b1b904a790d2d248a4b6761b9b880439478cea01b2a729873412","schema_version":"1.0","event_id":"sha256:051b7582df50b1b904a790d2d248a4b6761b9b880439478cea01b2a729873412"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:NC2C5MYFH674U3NIWDZONUFBRX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"R-Process Nucleosynthesis in Dynamically Ejected Matter of Neutron Star Mergers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex","nucl-th"],"primary_cat":"astro-ph.SR","authors_text":"(2) MPI for Astrophysics, Andreas Bauswein (2), Garching), H.-Thomas Janka (2) ((1) Universite Libre de Bruxelles, Stephane Goriely (1)","submitted_at":"2011-07-05T15:24:36Z","abstract_excerpt":"Although the rapid neutron-capture process, or r-process, is fundamentally important for explaining the origin of approximately half of the stable nuclei with A > 60, the astrophysical site of this process has not been identified yet. Here we study r-process nucleosynthesis in material that is dynamically ejected by tidal and pressure forces during the merging of binary neutron stars (NSs) and within milliseconds afterwards. For the first time we make use of relativistic hydrodynamical simulations of such events, defining consistently the conditions that determine the nucleosynthesis, i.e., ne"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.0899","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":"2026-05-18T02:01:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EJnic801FMnwDTUjsZRACqn+ppKJbW4Gt2MhHa1IvC9Sdnem/1WViR9k8uI3+AY0p0BtJ6qs02IeRmuoRVl3BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T13:37:06.610743Z"},"content_sha256":"6af5296a092b5f5c1094067e57e60d45227321ba8504267f22c8230cd2765870","schema_version":"1.0","event_id":"sha256:6af5296a092b5f5c1094067e57e60d45227321ba8504267f22c8230cd2765870"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NC2C5MYFH674U3NIWDZONUFBRX/bundle.json","state_url":"https://pith.science/pith/NC2C5MYFH674U3NIWDZONUFBRX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NC2C5MYFH674U3NIWDZONUFBRX/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":"2026-06-02T13:37:06Z","links":{"resolver":"https://pith.science/pith/NC2C5MYFH674U3NIWDZONUFBRX","bundle":"https://pith.science/pith/NC2C5MYFH674U3NIWDZONUFBRX/bundle.json","state":"https://pith.science/pith/NC2C5MYFH674U3NIWDZONUFBRX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NC2C5MYFH674U3NIWDZONUFBRX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:NC2C5MYFH674U3NIWDZONUFBRX","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":"c2463b098dcf00dd5e0d8237588ef202fd5aefe6393153729fc497cb274c81f1","cross_cats_sorted":["nucl-ex","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-07-05T15:24:36Z","title_canon_sha256":"83da935f01e27a37ba8548c7d5b617173419d86cf478886e07b199bdc802ad55"},"schema_version":"1.0","source":{"id":"1107.0899","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1107.0899","created_at":"2026-05-18T02:01:24Z"},{"alias_kind":"arxiv_version","alias_value":"1107.0899v2","created_at":"2026-05-18T02:01:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.0899","created_at":"2026-05-18T02:01:24Z"},{"alias_kind":"pith_short_12","alias_value":"NC2C5MYFH674","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_16","alias_value":"NC2C5MYFH674U3NI","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_8","alias_value":"NC2C5MYF","created_at":"2026-05-18T12:26:37Z"}],"graph_snapshots":[{"event_id":"sha256:6af5296a092b5f5c1094067e57e60d45227321ba8504267f22c8230cd2765870","target":"graph","created_at":"2026-05-18T02:01:24Z","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":"Although the rapid neutron-capture process, or r-process, is fundamentally important for explaining the origin of approximately half of the stable nuclei with A > 60, the astrophysical site of this process has not been identified yet. Here we study r-process nucleosynthesis in material that is dynamically ejected by tidal and pressure forces during the merging of binary neutron stars (NSs) and within milliseconds afterwards. For the first time we make use of relativistic hydrodynamical simulations of such events, defining consistently the conditions that determine the nucleosynthesis, i.e., ne","authors_text":"(2) MPI for Astrophysics, Andreas Bauswein (2), Garching), H.-Thomas Janka (2) ((1) Universite Libre de Bruxelles, Stephane Goriely (1)","cross_cats":["nucl-ex","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-07-05T15:24:36Z","title":"R-Process Nucleosynthesis in Dynamically Ejected Matter of Neutron Star Mergers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.0899","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":"sha256:051b7582df50b1b904a790d2d248a4b6761b9b880439478cea01b2a729873412","target":"record","created_at":"2026-05-18T02:01:24Z","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":"c2463b098dcf00dd5e0d8237588ef202fd5aefe6393153729fc497cb274c81f1","cross_cats_sorted":["nucl-ex","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-07-05T15:24:36Z","title_canon_sha256":"83da935f01e27a37ba8548c7d5b617173419d86cf478886e07b199bdc802ad55"},"schema_version":"1.0","source":{"id":"1107.0899","kind":"arxiv","version":2}},"canonical_sha256":"68b42eb3053fbfca6da8b0f2e6d0a18dcf096589b4d5a898e8249cbd60178206","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"68b42eb3053fbfca6da8b0f2e6d0a18dcf096589b4d5a898e8249cbd60178206","first_computed_at":"2026-05-18T02:01:24.653193Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:01:24.653193Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ey10AX2aWfVoJgRHDkd4V3FpwC4MTC2qT2Yy33rhFQwgNkqCrfRmVmarZq9tvkMbq/Fd3MR9bTAcwBTK87T3DQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:01:24.653710Z","signed_message":"canonical_sha256_bytes"},"source_id":"1107.0899","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:051b7582df50b1b904a790d2d248a4b6761b9b880439478cea01b2a729873412","sha256:6af5296a092b5f5c1094067e57e60d45227321ba8504267f22c8230cd2765870"],"state_sha256":"0ad7f2e6deabc6982f591e26a7e94e9aba0c5cea4bc34ce5e6984eda00340c76"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HcZUbsM8plgH2BQi/vnpyB7y5i2sNotYN9kpkp5dPSTCyHOzxwpVBV3BtTsSwalPeKKLHEpvhH2hqKq8ztQCAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T13:37:06.612720Z","bundle_sha256":"7555986aebc7512a752c45de694edd7328bc2a5183905738d10ab1eaa12b7d35"}}