{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:P337N3VV3BFKA67ONVRR5XRG5E","short_pith_number":"pith:P337N3VV","canonical_record":{"source":{"id":"1909.06328","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-09-13T16:58:26Z","cross_cats_sorted":["astro-ph.GA","astro-ph.HE"],"title_canon_sha256":"55fea9a46d95c209fd22b174f946945bfae925ba7ee2ceb6d5079c1f726fd04b","abstract_canon_sha256":"70dcdf672b4546833cc9b5d2dac6f8bde73a6e6643122e9449244f4d32e93add"},"schema_version":"1.0"},"canonical_sha256":"7ef7f6eeb5d84aa07bee6d631ede26e93978d4e2f500b78a3b92a4cd2cae3040","source":{"kind":"arxiv","id":"1909.06328","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1909.06328","created_at":"2026-07-05T00:06:59Z"},{"alias_kind":"arxiv_version","alias_value":"1909.06328v2","created_at":"2026-07-05T00:06:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1909.06328","created_at":"2026-07-05T00:06:59Z"},{"alias_kind":"pith_short_12","alias_value":"P337N3VV3BFK","created_at":"2026-07-05T00:06:59Z"},{"alias_kind":"pith_short_16","alias_value":"P337N3VV3BFKA67O","created_at":"2026-07-05T00:06:59Z"},{"alias_kind":"pith_short_8","alias_value":"P337N3VV","created_at":"2026-07-05T00:06:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:P337N3VV3BFKA67ONVRR5XRG5E","target":"record","payload":{"canonical_record":{"source":{"id":"1909.06328","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-09-13T16:58:26Z","cross_cats_sorted":["astro-ph.GA","astro-ph.HE"],"title_canon_sha256":"55fea9a46d95c209fd22b174f946945bfae925ba7ee2ceb6d5079c1f726fd04b","abstract_canon_sha256":"70dcdf672b4546833cc9b5d2dac6f8bde73a6e6643122e9449244f4d32e93add"},"schema_version":"1.0"},"canonical_sha256":"7ef7f6eeb5d84aa07bee6d631ede26e93978d4e2f500b78a3b92a4cd2cae3040","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:06:59.108200Z","signature_b64":"iRBRJzb0T1tHkqLU1C86qLoT/uPh6Pl5KMr464S7zct5Xb7E6Jb7ORk8EPj4pc1MBz0Tdyft83XeHiukj3phDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7ef7f6eeb5d84aa07bee6d631ede26e93978d4e2f500b78a3b92a4cd2cae3040","last_reissued_at":"2026-07-05T00:06:59.107798Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:06:59.107798Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1909.06328","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":"2026-07-05T00:06:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ce6qF8aWLnYZd+QaQB2SveJTsf+G3pABUVBixVQuqaclCKqNyG5GJmpxhoz6e0o6wOTn6AviGGZN+E71EcHkDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T21:01:55.342430Z"},"content_sha256":"92eaa3a725ff52a398da8b95914b5617116cba4c734a796109d7424299de575a","schema_version":"1.0","event_id":"sha256:92eaa3a725ff52a398da8b95914b5617116cba4c734a796109d7424299de575a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:P337N3VV3BFKA67ONVRR5XRG5E","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Towards a paradigm change in the main heavy r-process nucleosynthesis sites","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA","astro-ph.HE"],"primary_cat":"astro-ph.SR","authors_text":"Aldana Grichener, Israel), Noam Soker (Technion","submitted_at":"2019-09-13T16:58:26Z","abstract_excerpt":"We study the basic properties of three possible r-process scenarios (sites) and compare them to recent observations and theoretical simulations. We find that the common envelope jets supernova (CEJSN) r-process scenario can account for the different observations of r-process nucleosynthesis, including the presence of r-process-rich low-metalicity stars in ultra-faint dwarf (UFD) galaxies. The neutron star (NS)-NS merger scenario and the collapsar scenario encounter some difficulties. Despite that, we conclude that it is very likely that more than one r-process scenario exists, with a significa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1909.06328","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/1909.06328/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":"2026-07-05T00:06:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GYjWpnXcj+gasbMSuXvWKigAJDSJ2bXDtBS/JrzdVRGS+hgHxOFgVxllc0Bby5q3QWuks7lICd3ymehOpuoABA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T21:01:55.343330Z"},"content_sha256":"a8aa3c26102bc454228e0a0849b4676c68dadbd895965c1547c28b6e9d29849b","schema_version":"1.0","event_id":"sha256:a8aa3c26102bc454228e0a0849b4676c68dadbd895965c1547c28b6e9d29849b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/P337N3VV3BFKA67ONVRR5XRG5E/bundle.json","state_url":"https://pith.science/pith/P337N3VV3BFKA67ONVRR5XRG5E/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/P337N3VV3BFKA67ONVRR5XRG5E/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":"2026-08-10T21:01:55Z","links":{"resolver":"https://pith.science/pith/P337N3VV3BFKA67ONVRR5XRG5E","bundle":"https://pith.science/pith/P337N3VV3BFKA67ONVRR5XRG5E/bundle.json","state":"https://pith.science/pith/P337N3VV3BFKA67ONVRR5XRG5E/state.json","well_known_bundle":"https://pith.science/.well-known/pith/P337N3VV3BFKA67ONVRR5XRG5E/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:P337N3VV3BFKA67ONVRR5XRG5E","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":"70dcdf672b4546833cc9b5d2dac6f8bde73a6e6643122e9449244f4d32e93add","cross_cats_sorted":["astro-ph.GA","astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-09-13T16:58:26Z","title_canon_sha256":"55fea9a46d95c209fd22b174f946945bfae925ba7ee2ceb6d5079c1f726fd04b"},"schema_version":"1.0","source":{"id":"1909.06328","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1909.06328","created_at":"2026-07-05T00:06:59Z"},{"alias_kind":"arxiv_version","alias_value":"1909.06328v2","created_at":"2026-07-05T00:06:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1909.06328","created_at":"2026-07-05T00:06:59Z"},{"alias_kind":"pith_short_12","alias_value":"P337N3VV3BFK","created_at":"2026-07-05T00:06:59Z"},{"alias_kind":"pith_short_16","alias_value":"P337N3VV3BFKA67O","created_at":"2026-07-05T00:06:59Z"},{"alias_kind":"pith_short_8","alias_value":"P337N3VV","created_at":"2026-07-05T00:06:59Z"}],"graph_snapshots":[{"event_id":"sha256:a8aa3c26102bc454228e0a0849b4676c68dadbd895965c1547c28b6e9d29849b","target":"graph","created_at":"2026-07-05T00:06:59Z","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/1909.06328/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study the basic properties of three possible r-process scenarios (sites) and compare them to recent observations and theoretical simulations. We find that the common envelope jets supernova (CEJSN) r-process scenario can account for the different observations of r-process nucleosynthesis, including the presence of r-process-rich low-metalicity stars in ultra-faint dwarf (UFD) galaxies. The neutron star (NS)-NS merger scenario and the collapsar scenario encounter some difficulties. Despite that, we conclude that it is very likely that more than one r-process scenario exists, with a significa","authors_text":"Aldana Grichener, Israel), Noam Soker (Technion","cross_cats":["astro-ph.GA","astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-09-13T16:58:26Z","title":"Towards a paradigm change in the main heavy r-process nucleosynthesis sites"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1909.06328","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":"sha256:92eaa3a725ff52a398da8b95914b5617116cba4c734a796109d7424299de575a","target":"record","created_at":"2026-07-05T00:06:59Z","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":"70dcdf672b4546833cc9b5d2dac6f8bde73a6e6643122e9449244f4d32e93add","cross_cats_sorted":["astro-ph.GA","astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-09-13T16:58:26Z","title_canon_sha256":"55fea9a46d95c209fd22b174f946945bfae925ba7ee2ceb6d5079c1f726fd04b"},"schema_version":"1.0","source":{"id":"1909.06328","kind":"arxiv","version":2}},"canonical_sha256":"7ef7f6eeb5d84aa07bee6d631ede26e93978d4e2f500b78a3b92a4cd2cae3040","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7ef7f6eeb5d84aa07bee6d631ede26e93978d4e2f500b78a3b92a4cd2cae3040","first_computed_at":"2026-07-05T00:06:59.107798Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:06:59.107798Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iRBRJzb0T1tHkqLU1C86qLoT/uPh6Pl5KMr464S7zct5Xb7E6Jb7ORk8EPj4pc1MBz0Tdyft83XeHiukj3phDA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:06:59.108200Z","signed_message":"canonical_sha256_bytes"},"source_id":"1909.06328","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:92eaa3a725ff52a398da8b95914b5617116cba4c734a796109d7424299de575a","sha256:a8aa3c26102bc454228e0a0849b4676c68dadbd895965c1547c28b6e9d29849b"],"state_sha256":"ebc078a18f4b0896a1bbe7bc5e49d4d9349c0883b228b771ef319154046a98d0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Sm/OerbFYeGlHmvVnPTOQF2jOqEi4S523xyPgAs05H5KlkMxuz/G5LCwQSu/ozQgBqsKd1vH3v0ikPbynZpGAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T21:01:55.348620Z","bundle_sha256":"ed94c1e698b7f8d16c31b2c8a70b752f9edee2a4c95daf68903c018c365e5c70"}}