{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:FN5D4CRHFRITTD5PVX7F52XOG4","short_pith_number":"pith:FN5D4CRH","canonical_record":{"source":{"id":"1910.08958","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-10-20T12:06:43Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"7807012bb7774451aab904c53d33d8dd99e270771c5803b6c0ecb97a989b8ec5","abstract_canon_sha256":"d680d178d92a39d7a9b2ffc7d963f66bb44163df7ec746f6174bc94dfc70f825"},"schema_version":"1.0"},"canonical_sha256":"2b7a3e0a272c51398fafadfe5eeaee3728fc4b13c116519831a861f115b75e1a","source":{"kind":"arxiv","id":"1910.08958","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1910.08958","created_at":"2026-07-05T00:40:59Z"},{"alias_kind":"arxiv_version","alias_value":"1910.08958v2","created_at":"2026-07-05T00:40:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1910.08958","created_at":"2026-07-05T00:40:59Z"},{"alias_kind":"pith_short_12","alias_value":"FN5D4CRHFRIT","created_at":"2026-07-05T00:40:59Z"},{"alias_kind":"pith_short_16","alias_value":"FN5D4CRHFRITTD5P","created_at":"2026-07-05T00:40:59Z"},{"alias_kind":"pith_short_8","alias_value":"FN5D4CRH","created_at":"2026-07-05T00:40:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:FN5D4CRHFRITTD5PVX7F52XOG4","target":"record","payload":{"canonical_record":{"source":{"id":"1910.08958","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-10-20T12:06:43Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"7807012bb7774451aab904c53d33d8dd99e270771c5803b6c0ecb97a989b8ec5","abstract_canon_sha256":"d680d178d92a39d7a9b2ffc7d963f66bb44163df7ec746f6174bc94dfc70f825"},"schema_version":"1.0"},"canonical_sha256":"2b7a3e0a272c51398fafadfe5eeaee3728fc4b13c116519831a861f115b75e1a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:40:59.661376Z","signature_b64":"/VyLdB6zNftQT5q80k20HRP4eel790hehsB4NXRh6Dq1/o0RuC4Pd/8Q0dbUUwr4hSqnH4fnY9vAQMfRuRKqCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2b7a3e0a272c51398fafadfe5eeaee3728fc4b13c116519831a861f115b75e1a","last_reissued_at":"2026-07-05T00:40:59.660934Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:40:59.660934Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1910.08958","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":"2026-07-05T00:40:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"d/5BRJkKpMXgi9ZkDrEY0a9lVCSaCU/1TTRLeb7G0LrkXuS7JodaE/kDDWtvDp0U4j0ayAUN6OhZOq3mZMS1DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T17:03:59.361174Z"},"content_sha256":"ea65269f8f9ebe1aed626020ef47b03b212cb864e9a81e2f06b5808f28483e44","schema_version":"1.0","event_id":"sha256:ea65269f8f9ebe1aed626020ef47b03b212cb864e9a81e2f06b5808f28483e44"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:FN5D4CRHFRITTD5PVX7F52XOG4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"PUSHing core-collapse supernovae to explosions in spherical symmetry IV: Explodability, remnant properties and nucleosynthesis yields of low metallicity stars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.SR","authors_text":"Albino Perego, Carla Fr\\\"ohlich, Friedrich-Karl Thielemann, Kevin Ebinger, Matthias Hempel, Matthias Liebend\\\"orfer, Sanjana Curtis, Somdutta Ghosh","submitted_at":"2019-10-20T12:06:43Z","abstract_excerpt":"In this fourth paper of the series, we use the parametrized, spherically symmetric explosion method PUSH to perform a systematic study of two sets of non-rotating stellar progenitor models. Our study includes pre-explosion models with metallicities Z=0 and Z=Z$_{\\odot}\\times 10^{-4}$ and covers a progenitor mass range from 11 up to 75 M$_\\odot$. We present and discuss the explosion properties of all models and predict remnant (neutron star or black hole) mass distributions within this approach. We also perform systematic nucleosynthesis studies and predict detailed isotopic yields as function "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1910.08958","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/1910.08958/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":"2026-07-05T00:40:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"I4Z2h/ZEnz8x1AjAXWVDOiZgmwQ/gFpTB7LbYtb3eOB8im1BCI9Nz2MzteW24xebdkH3uOPpI9WSVDkgR0bmDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T17:03:59.361703Z"},"content_sha256":"c8d4ecc5ef40a4a8723cf8f15f6ceb003624d8623436ff3b6668f317c04f5c84","schema_version":"1.0","event_id":"sha256:c8d4ecc5ef40a4a8723cf8f15f6ceb003624d8623436ff3b6668f317c04f5c84"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FN5D4CRHFRITTD5PVX7F52XOG4/bundle.json","state_url":"https://pith.science/pith/FN5D4CRHFRITTD5PVX7F52XOG4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FN5D4CRHFRITTD5PVX7F52XOG4/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":"2026-08-05T17:03:59Z","links":{"resolver":"https://pith.science/pith/FN5D4CRHFRITTD5PVX7F52XOG4","bundle":"https://pith.science/pith/FN5D4CRHFRITTD5PVX7F52XOG4/bundle.json","state":"https://pith.science/pith/FN5D4CRHFRITTD5PVX7F52XOG4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FN5D4CRHFRITTD5PVX7F52XOG4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:FN5D4CRHFRITTD5PVX7F52XOG4","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":"d680d178d92a39d7a9b2ffc7d963f66bb44163df7ec746f6174bc94dfc70f825","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-10-20T12:06:43Z","title_canon_sha256":"7807012bb7774451aab904c53d33d8dd99e270771c5803b6c0ecb97a989b8ec5"},"schema_version":"1.0","source":{"id":"1910.08958","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1910.08958","created_at":"2026-07-05T00:40:59Z"},{"alias_kind":"arxiv_version","alias_value":"1910.08958v2","created_at":"2026-07-05T00:40:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1910.08958","created_at":"2026-07-05T00:40:59Z"},{"alias_kind":"pith_short_12","alias_value":"FN5D4CRHFRIT","created_at":"2026-07-05T00:40:59Z"},{"alias_kind":"pith_short_16","alias_value":"FN5D4CRHFRITTD5P","created_at":"2026-07-05T00:40:59Z"},{"alias_kind":"pith_short_8","alias_value":"FN5D4CRH","created_at":"2026-07-05T00:40:59Z"}],"graph_snapshots":[{"event_id":"sha256:c8d4ecc5ef40a4a8723cf8f15f6ceb003624d8623436ff3b6668f317c04f5c84","target":"graph","created_at":"2026-07-05T00:40:59Z","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/1910.08958/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this fourth paper of the series, we use the parametrized, spherically symmetric explosion method PUSH to perform a systematic study of two sets of non-rotating stellar progenitor models. Our study includes pre-explosion models with metallicities Z=0 and Z=Z$_{\\odot}\\times 10^{-4}$ and covers a progenitor mass range from 11 up to 75 M$_\\odot$. We present and discuss the explosion properties of all models and predict remnant (neutron star or black hole) mass distributions within this approach. We also perform systematic nucleosynthesis studies and predict detailed isotopic yields as function ","authors_text":"Albino Perego, Carla Fr\\\"ohlich, Friedrich-Karl Thielemann, Kevin Ebinger, Matthias Hempel, Matthias Liebend\\\"orfer, Sanjana Curtis, Somdutta Ghosh","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-10-20T12:06:43Z","title":"PUSHing core-collapse supernovae to explosions in spherical symmetry IV: Explodability, remnant properties and nucleosynthesis yields of low metallicity stars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1910.08958","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:ea65269f8f9ebe1aed626020ef47b03b212cb864e9a81e2f06b5808f28483e44","target":"record","created_at":"2026-07-05T00:40:59Z","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":"d680d178d92a39d7a9b2ffc7d963f66bb44163df7ec746f6174bc94dfc70f825","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-10-20T12:06:43Z","title_canon_sha256":"7807012bb7774451aab904c53d33d8dd99e270771c5803b6c0ecb97a989b8ec5"},"schema_version":"1.0","source":{"id":"1910.08958","kind":"arxiv","version":2}},"canonical_sha256":"2b7a3e0a272c51398fafadfe5eeaee3728fc4b13c116519831a861f115b75e1a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2b7a3e0a272c51398fafadfe5eeaee3728fc4b13c116519831a861f115b75e1a","first_computed_at":"2026-07-05T00:40:59.660934Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:40:59.660934Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/VyLdB6zNftQT5q80k20HRP4eel790hehsB4NXRh6Dq1/o0RuC4Pd/8Q0dbUUwr4hSqnH4fnY9vAQMfRuRKqCg==","signature_status":"signed_v1","signed_at":"2026-07-05T00:40:59.661376Z","signed_message":"canonical_sha256_bytes"},"source_id":"1910.08958","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ea65269f8f9ebe1aed626020ef47b03b212cb864e9a81e2f06b5808f28483e44","sha256:c8d4ecc5ef40a4a8723cf8f15f6ceb003624d8623436ff3b6668f317c04f5c84"],"state_sha256":"291212974f261de868b028cdaf806f69c4d528c7083239b03876075ede180caa"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/lH48RtP0ezAz2/4U3ssmbYrGHvoWT8VBRHkgSzZf7SeAM9HRXXebjmEmXyaGkfRZ5N2niuhHqsUlvVH8AKKDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T17:03:59.365448Z","bundle_sha256":"ce911a4c6822077e757262d75b82c60bcfe65c9adbd721136a9e58e5129d1955"}}