{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:ZZTQF3R2C6FDJKAVYBXCNOV2NR","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":"192afd094229f95f51a4eb8f7329da09a3362536281510cbbf68f25c612be85f","cross_cats_sorted":["astro-ph.HE","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-03-25T20:00:21Z","title_canon_sha256":"9ade9441205c579f2088a58b5441ea8f6f7cce4f5b945db43a23ccf92c6ea703"},"schema_version":"1.0","source":{"id":"1503.07522","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1503.07522","created_at":"2026-05-18T01:20:11Z"},{"alias_kind":"arxiv_version","alias_value":"1503.07522v2","created_at":"2026-05-18T01:20:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.07522","created_at":"2026-05-18T01:20:11Z"},{"alias_kind":"pith_short_12","alias_value":"ZZTQF3R2C6FD","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_16","alias_value":"ZZTQF3R2C6FDJKAV","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_8","alias_value":"ZZTQF3R2","created_at":"2026-05-18T12:29:52Z"}],"graph_snapshots":[{"event_id":"sha256:42cb9bb2458940276711f1f01e4b029d9e8f0d1e084bf378fc0f44d88dfa12b6","target":"graph","created_at":"2026-05-18T01:20:11Z","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":"Thus far, judging the fate of a massive star (either a neutron star (NS) or a black hole) solely by its structure prior to core collapse has been ambiguous. Our work and previous attempts find a non-monotonic variation of successful and failed supernovae with zero-age main-sequence mass, for which no single structural parameter can serve as a good predictive measure. However, we identify two parameters computed from the pre-collapse structure of the progenitor, which in combination allow for a clear separation of exploding and non-exploding cases with only few exceptions (~1-2.5%) in our set o","authors_text":"2), (2) Physik Dept., (3) UC Santa Cruz, (4) TU Darmstadt), Garching, H.-Th. Janka (1), M. Ugliano (4) ((1) MPI Astrophysics, S.E. Woosley (3), T. Ertl (1, T. Sukhbold (3), TUM","cross_cats":["astro-ph.HE","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-03-25T20:00:21Z","title":"A two-parameter criterion for classifying the explodability of massive stars by the neutrino-driven mechanism"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.07522","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":"sha256:7a35eaf0be9b834e42df80665c68a2ae707f428fb8ec222ab27c6e4cc51fab95","target":"record","created_at":"2026-05-18T01:20:11Z","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":"192afd094229f95f51a4eb8f7329da09a3362536281510cbbf68f25c612be85f","cross_cats_sorted":["astro-ph.HE","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-03-25T20:00:21Z","title_canon_sha256":"9ade9441205c579f2088a58b5441ea8f6f7cce4f5b945db43a23ccf92c6ea703"},"schema_version":"1.0","source":{"id":"1503.07522","kind":"arxiv","version":2}},"canonical_sha256":"ce6702ee3a178a34a815c06e26baba6c76b72a950ae1db10d765a1be9f02384f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ce6702ee3a178a34a815c06e26baba6c76b72a950ae1db10d765a1be9f02384f","first_computed_at":"2026-05-18T01:20:11.956019Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:20:11.956019Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"aqN2E8/EiEsaVBmJhRcW7PoG1bKIKUh3R7Us04SP19InrjzphEMH7mDbcksMkAeNCRONVC94xeBL8e26iavKAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:20:11.956591Z","signed_message":"canonical_sha256_bytes"},"source_id":"1503.07522","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7a35eaf0be9b834e42df80665c68a2ae707f428fb8ec222ab27c6e4cc51fab95","sha256:42cb9bb2458940276711f1f01e4b029d9e8f0d1e084bf378fc0f44d88dfa12b6"],"state_sha256":"47a3f83c5816633929a1167735018611618e39a074614334937bd8886f9fa548"}