{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:4WA33P3CHS62DVNLGDSEYYC4WR","short_pith_number":"pith:4WA33P3C","schema_version":"1.0","canonical_sha256":"e581bdbf623cbda1d5ab30e44c605cb44a6edecdcfbe93312956d82916b8caac","source":{"kind":"arxiv","id":"1810.13412","version":2},"attestation_state":"computed","paper":{"title":"Pulsational pair-instability supernovae in very close binaries","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.HE","authors_text":"Kaliroe M. W. Pappas, Mathieu Renzo, Pablo Marchant, Robert Farmer, Ronald E. Taam, Selma de Mink, Vassiliki Kalogera","submitted_at":"2018-10-31T17:21:00Z","abstract_excerpt":"Pair-instability and pulsational pair-instability supernovae (PPISN) have not been unambiguously observed so far. They are, however, promising candidates for the progenitors of the heaviest binary black hole (BBH) mergers detected. If these BBHs are the product of binary evolution, then PPISNe could occur in very close binaries. Motivated by this, we discuss the implications of a PPISN happening with a close binary companion, and what impact these events have on the formation of merging BBHs through binary evolution. For this, we have computed a set of models of metal-poor ($Z_\\odot/10$) singl"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1810.13412","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-10-31T17:21:00Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"b35ead9d41c11c254d51e92bbc6ce3ba2f2c507346e3587fc6aa7a188f0f6874","abstract_canon_sha256":"914d1bd652a04d11f6e314184b297bab200ce16ae5349532d6c41e5db9451043"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:17:55.752927Z","signature_b64":"PLZWWc6JhwwY187z52DS2XCVzZPb1yjMHVyKmTLcs1QEGJQYgfG/WysFOopGq0Zj6xcg1GTUAtQCBcOZpwo2Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e581bdbf623cbda1d5ab30e44c605cb44a6edecdcfbe93312956d82916b8caac","last_reissued_at":"2026-07-05T01:17:55.752453Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:17:55.752453Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Pulsational pair-instability supernovae in very close binaries","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.HE","authors_text":"Kaliroe M. W. Pappas, Mathieu Renzo, Pablo Marchant, Robert Farmer, Ronald E. Taam, Selma de Mink, Vassiliki Kalogera","submitted_at":"2018-10-31T17:21:00Z","abstract_excerpt":"Pair-instability and pulsational pair-instability supernovae (PPISN) have not been unambiguously observed so far. They are, however, promising candidates for the progenitors of the heaviest binary black hole (BBH) mergers detected. If these BBHs are the product of binary evolution, then PPISNe could occur in very close binaries. Motivated by this, we discuss the implications of a PPISN happening with a close binary companion, and what impact these events have on the formation of merging BBHs through binary evolution. For this, we have computed a set of models of metal-poor ($Z_\\odot/10$) singl"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.13412","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/1810.13412/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1810.13412","created_at":"2026-07-05T01:17:55.752513+00:00"},{"alias_kind":"arxiv_version","alias_value":"1810.13412v2","created_at":"2026-07-05T01:17:55.752513+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.13412","created_at":"2026-07-05T01:17:55.752513+00:00"},{"alias_kind":"pith_short_12","alias_value":"4WA33P3CHS62","created_at":"2026-07-05T01:17:55.752513+00:00"},{"alias_kind":"pith_short_16","alias_value":"4WA33P3CHS62DVNL","created_at":"2026-07-05T01:17:55.752513+00:00"},{"alias_kind":"pith_short_8","alias_value":"4WA33P3C","created_at":"2026-07-05T01:17:55.752513+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":6,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2607.06067","citing_title":"A Possible Triple Formation Scenario of Binary Black Hole Merge With One In Pair-instability Supernova Mass Gap","ref_index":47,"is_internal_anchor":true},{"citing_arxiv_id":"2606.03776","citing_title":"Targeting black holes from metal-poor progenitors with next-generation gravitational-wave detectors","ref_index":69,"is_internal_anchor":false},{"citing_arxiv_id":"2605.27264","citing_title":"Temperature-resolved sensitivities of $^{56}{\\rm Ni}$ production to helium-burning reactions in pair-instability supernovae","ref_index":40,"is_internal_anchor":false},{"citing_arxiv_id":"2604.02413","citing_title":"The Black Hole Mass Gap as a New Probe of Millicharged Particles","ref_index":87,"is_internal_anchor":false},{"citing_arxiv_id":"1811.12907","citing_title":"GWTC-1: A Gravitational-Wave Transient Catalog of Compact Binary Mergers Observed by LIGO and Virgo during the First and Second Observing Runs","ref_index":215,"is_internal_anchor":false},{"citing_arxiv_id":"2604.22634","citing_title":"Constraints on the Primordial Black Hole Abundance using Pulsar Parameter Drifts","ref_index":11,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/4WA33P3CHS62DVNLGDSEYYC4WR","json":"https://pith.science/pith/4WA33P3CHS62DVNLGDSEYYC4WR.json","graph_json":"https://pith.science/api/pith-number/4WA33P3CHS62DVNLGDSEYYC4WR/graph.json","events_json":"https://pith.science/api/pith-number/4WA33P3CHS62DVNLGDSEYYC4WR/events.json","paper":"https://pith.science/paper/4WA33P3C"},"agent_actions":{"view_html":"https://pith.science/pith/4WA33P3CHS62DVNLGDSEYYC4WR","download_json":"https://pith.science/pith/4WA33P3CHS62DVNLGDSEYYC4WR.json","view_paper":"https://pith.science/paper/4WA33P3C","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1810.13412&json=true","fetch_graph":"https://pith.science/api/pith-number/4WA33P3CHS62DVNLGDSEYYC4WR/graph.json","fetch_events":"https://pith.science/api/pith-number/4WA33P3CHS62DVNLGDSEYYC4WR/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/4WA33P3CHS62DVNLGDSEYYC4WR/action/timestamp_anchor","attest_storage":"https://pith.science/pith/4WA33P3CHS62DVNLGDSEYYC4WR/action/storage_attestation","attest_author":"https://pith.science/pith/4WA33P3CHS62DVNLGDSEYYC4WR/action/author_attestation","sign_citation":"https://pith.science/pith/4WA33P3CHS62DVNLGDSEYYC4WR/action/citation_signature","submit_replication":"https://pith.science/pith/4WA33P3CHS62DVNLGDSEYYC4WR/action/replication_record"}},"created_at":"2026-07-05T01:17:55.752513+00:00","updated_at":"2026-07-05T01:17:55.752513+00:00"}