{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:YX4DSDMUGTHD3CCMJBNHFFGCXB","short_pith_number":"pith:YX4DSDMU","canonical_record":{"source":{"id":"2404.05927","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-04-09T01:14:15Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"432d2177fc490fdcbd61cb17aa2693d30ee9d11eb52fabf32203ddac0957b252","abstract_canon_sha256":"e59a5d30fe7f030387e7f44dce08ec47b7525f0b6038f0e1693069a41a75a0ec"},"schema_version":"1.0"},"canonical_sha256":"c5f8390d9434ce3d884c485a7294c2b855e0bb24204aa5476ca3e93ce552324d","source":{"kind":"arxiv","id":"2404.05927","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2404.05927","created_at":"2026-07-05T09:54:26Z"},{"alias_kind":"arxiv_version","alias_value":"2404.05927v3","created_at":"2026-07-05T09:54:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2404.05927","created_at":"2026-07-05T09:54:26Z"},{"alias_kind":"pith_short_12","alias_value":"YX4DSDMUGTHD","created_at":"2026-07-05T09:54:26Z"},{"alias_kind":"pith_short_16","alias_value":"YX4DSDMUGTHD3CCM","created_at":"2026-07-05T09:54:26Z"},{"alias_kind":"pith_short_8","alias_value":"YX4DSDMU","created_at":"2026-07-05T09:54:26Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:YX4DSDMUGTHD3CCMJBNHFFGCXB","target":"record","payload":{"canonical_record":{"source":{"id":"2404.05927","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-04-09T01:14:15Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"432d2177fc490fdcbd61cb17aa2693d30ee9d11eb52fabf32203ddac0957b252","abstract_canon_sha256":"e59a5d30fe7f030387e7f44dce08ec47b7525f0b6038f0e1693069a41a75a0ec"},"schema_version":"1.0"},"canonical_sha256":"c5f8390d9434ce3d884c485a7294c2b855e0bb24204aa5476ca3e93ce552324d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:54:26.072085Z","signature_b64":"LkN1vsr37hk+b4TPmyYdn7QqYck2dOBZj9B2u91HcO9zGKmv4dKatVkLNm8kI4qhlgY/iEaZePr/KBFnYYNuDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c5f8390d9434ce3d884c485a7294c2b855e0bb24204aa5476ca3e93ce552324d","last_reissued_at":"2026-07-05T09:54:26.071658Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:54:26.071658Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2404.05927","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T09:54:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qXY9S/k+Y6oY2MrramaJn+ka70V8lO29bSNYmY1fqHKsKevljP1uywvCI47AKK+Azr1mXlaXynDwiamskfIrDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T16:46:19.013114Z"},"content_sha256":"6e580dad8d23149461c32d192bc2db89d1cc9d68390622448fb355d18b3b4da9","schema_version":"1.0","event_id":"sha256:6e580dad8d23149461c32d192bc2db89d1cc9d68390622448fb355d18b3b4da9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:YX4DSDMUGTHD3CCMJBNHFFGCXB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Remnant masses from 1D+ core-collapse supernovae simulations: bimodal neutron star mass distribution and black holes in the low-mass gap","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.HE","authors_text":"Giacomo Fragione, Luca Boccioli","submitted_at":"2024-04-09T01:14:15Z","abstract_excerpt":"The explosion of core-collapse supernovae (CCSNe) is an extremely challenging problem, and there are still large uncertainties regarding which stars lead to successful explosions that leave behind a neutron star, and which ones will form a black hole instead. In this paper, we simulate 341 progenitors at three different metallicities using spherically symmetric simulations that include neutrino-driven convection via a mixing-length theory. We use these simulations to improve previously derived explosion criteria based on the density and entropy profiles of the pre-supernova progenitor. We also"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2404.05927","kind":"arxiv","version":3},"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/2404.05927/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":"2026-07-05T09:54:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QR3iGSzmc7oh5Dwes6sp26kScVyYp0HzD4q87tjR0+STjsdRD/LHNfN6iR43PGZq73qiVtRlEuxaB5fOi2xbAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T16:46:19.014039Z"},"content_sha256":"56ee7ed768e2354bf21fdd5d6d427634c593a3e1df94570f47c5356badb4fbad","schema_version":"1.0","event_id":"sha256:56ee7ed768e2354bf21fdd5d6d427634c593a3e1df94570f47c5356badb4fbad"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YX4DSDMUGTHD3CCMJBNHFFGCXB/bundle.json","state_url":"https://pith.science/pith/YX4DSDMUGTHD3CCMJBNHFFGCXB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YX4DSDMUGTHD3CCMJBNHFFGCXB/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":"2026-08-04T16:46:19Z","links":{"resolver":"https://pith.science/pith/YX4DSDMUGTHD3CCMJBNHFFGCXB","bundle":"https://pith.science/pith/YX4DSDMUGTHD3CCMJBNHFFGCXB/bundle.json","state":"https://pith.science/pith/YX4DSDMUGTHD3CCMJBNHFFGCXB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YX4DSDMUGTHD3CCMJBNHFFGCXB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:YX4DSDMUGTHD3CCMJBNHFFGCXB","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":"e59a5d30fe7f030387e7f44dce08ec47b7525f0b6038f0e1693069a41a75a0ec","cross_cats_sorted":["astro-ph.SR"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-04-09T01:14:15Z","title_canon_sha256":"432d2177fc490fdcbd61cb17aa2693d30ee9d11eb52fabf32203ddac0957b252"},"schema_version":"1.0","source":{"id":"2404.05927","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2404.05927","created_at":"2026-07-05T09:54:26Z"},{"alias_kind":"arxiv_version","alias_value":"2404.05927v3","created_at":"2026-07-05T09:54:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2404.05927","created_at":"2026-07-05T09:54:26Z"},{"alias_kind":"pith_short_12","alias_value":"YX4DSDMUGTHD","created_at":"2026-07-05T09:54:26Z"},{"alias_kind":"pith_short_16","alias_value":"YX4DSDMUGTHD3CCM","created_at":"2026-07-05T09:54:26Z"},{"alias_kind":"pith_short_8","alias_value":"YX4DSDMU","created_at":"2026-07-05T09:54:26Z"}],"graph_snapshots":[{"event_id":"sha256:56ee7ed768e2354bf21fdd5d6d427634c593a3e1df94570f47c5356badb4fbad","target":"graph","created_at":"2026-07-05T09:54:26Z","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/2404.05927/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The explosion of core-collapse supernovae (CCSNe) is an extremely challenging problem, and there are still large uncertainties regarding which stars lead to successful explosions that leave behind a neutron star, and which ones will form a black hole instead. In this paper, we simulate 341 progenitors at three different metallicities using spherically symmetric simulations that include neutrino-driven convection via a mixing-length theory. We use these simulations to improve previously derived explosion criteria based on the density and entropy profiles of the pre-supernova progenitor. We also","authors_text":"Giacomo Fragione, Luca Boccioli","cross_cats":["astro-ph.SR"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-04-09T01:14:15Z","title":"Remnant masses from 1D+ core-collapse supernovae simulations: bimodal neutron star mass distribution and black holes in the low-mass gap"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2404.05927","kind":"arxiv","version":3},"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":"sha256:6e580dad8d23149461c32d192bc2db89d1cc9d68390622448fb355d18b3b4da9","target":"record","created_at":"2026-07-05T09:54:26Z","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":"e59a5d30fe7f030387e7f44dce08ec47b7525f0b6038f0e1693069a41a75a0ec","cross_cats_sorted":["astro-ph.SR"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-04-09T01:14:15Z","title_canon_sha256":"432d2177fc490fdcbd61cb17aa2693d30ee9d11eb52fabf32203ddac0957b252"},"schema_version":"1.0","source":{"id":"2404.05927","kind":"arxiv","version":3}},"canonical_sha256":"c5f8390d9434ce3d884c485a7294c2b855e0bb24204aa5476ca3e93ce552324d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c5f8390d9434ce3d884c485a7294c2b855e0bb24204aa5476ca3e93ce552324d","first_computed_at":"2026-07-05T09:54:26.071658Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:54:26.071658Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LkN1vsr37hk+b4TPmyYdn7QqYck2dOBZj9B2u91HcO9zGKmv4dKatVkLNm8kI4qhlgY/iEaZePr/KBFnYYNuDA==","signature_status":"signed_v1","signed_at":"2026-07-05T09:54:26.072085Z","signed_message":"canonical_sha256_bytes"},"source_id":"2404.05927","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6e580dad8d23149461c32d192bc2db89d1cc9d68390622448fb355d18b3b4da9","sha256:56ee7ed768e2354bf21fdd5d6d427634c593a3e1df94570f47c5356badb4fbad"],"state_sha256":"c5e4d6581041a41b226a6bb09a10d9d51921065be80e89319f77907ff545454c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"S/hOJMpricVvn5pE9y4Ku1e8xX7iZUjTin/hWDrl2X9xOSNB+LYiF7RTNAl9anivIz6eN8EkkR4KR4Dtd2ekBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T16:46:19.019706Z","bundle_sha256":"fbc06bddf85e980bf118a6809110acabf136cac4a97f32e2e958ba1d60691208"}}