{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:DBWAIO3YEUMJBCB6DXRT4LIWAG","short_pith_number":"pith:DBWAIO3Y","schema_version":"1.0","canonical_sha256":"186c043b78251890883e1de33e2d160192aa6ac6c11e2572b01a9c258d461864","source":{"kind":"arxiv","id":"1912.09826","version":2},"attestation_state":"computed","paper":{"title":"Properties of OB star-black hole systems derived from detailed binary evolution models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.SR","authors_text":"A. A. C. Sander, A. de Koter, A. Herrero, A. Menon, A. Schootemeijer, B. Hastings, Chen Wang, C. J. Evans, C. Sch\\\"urmann, D. J. Lennon, F. R. N. Schneider, F. Tramper, G. Gr\\\"afener, H. Sana, J. Bodensteiner, J. M. Bestenlehner, Jorick S. Vink, J. Puls, K. Sen, K. Stoll, L. A. Almeida, L. Fossati, L. Grassitelli, L. Mahy, L. Patrick, M. Quast, M. Renzo, N. Castro, N. Grin, N. Langer, P. A. Crowther, P. Dufton, P. Marchant, P. Schneider, S. Clark, S. E. de Mink, S. Sim\\'on-D\\'ias, T. M. Tauris, T. Shenar, W. Riedel, Xiao-Tian Xu","submitted_at":"2019-12-20T14:00:28Z","abstract_excerpt":"The recent gravitational wave measurements have demonstrated the existence of stellar mass black hole binaries. It is essential for our understanding of massive star evolution to identify the contribution of binary evolution to the formation of double black holes. A promising way to progress is investigating the progenitors of double black hole systems and comparing predictions with local massive star samples such as the population in 30 Doradus in the Large Magellanic Cloud (LMC). Methods. To this purpose, we analyse a large grid of detailed binary evolution models at LMC metallicity with ini"},"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":"1912.09826","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-12-20T14:00:28Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"bf2f6664a826bea9f35cdab83e8bc38d46a9fb0b7fec27dede5a6756a236da0e","abstract_canon_sha256":"4738d1cb62e50073d32001198233b819045d6ba4f60cccf09da821b730f3869b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:15:09.624577Z","signature_b64":"zw4sBl6zlEmL+ZnnHPEx6g/aLs9u/zVGFl3FZsy5/J4A1oSxKoMcgYVEZNjZ3DV9WGZ/HKSm2itK5Jd8TRj5Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"186c043b78251890883e1de33e2d160192aa6ac6c11e2572b01a9c258d461864","last_reissued_at":"2026-07-05T01:15:09.624110Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:15:09.624110Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Properties of OB star-black hole systems derived from detailed binary evolution models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.SR","authors_text":"A. A. C. Sander, A. de Koter, A. Herrero, A. Menon, A. Schootemeijer, B. Hastings, Chen Wang, C. J. Evans, C. Sch\\\"urmann, D. J. Lennon, F. R. N. Schneider, F. Tramper, G. Gr\\\"afener, H. Sana, J. Bodensteiner, J. M. Bestenlehner, Jorick S. Vink, J. Puls, K. Sen, K. Stoll, L. A. Almeida, L. Fossati, L. Grassitelli, L. Mahy, L. Patrick, M. Quast, M. Renzo, N. Castro, N. Grin, N. Langer, P. A. Crowther, P. Dufton, P. Marchant, P. Schneider, S. Clark, S. E. de Mink, S. Sim\\'on-D\\'ias, T. M. Tauris, T. Shenar, W. Riedel, Xiao-Tian Xu","submitted_at":"2019-12-20T14:00:28Z","abstract_excerpt":"The recent gravitational wave measurements have demonstrated the existence of stellar mass black hole binaries. It is essential for our understanding of massive star evolution to identify the contribution of binary evolution to the formation of double black holes. A promising way to progress is investigating the progenitors of double black hole systems and comparing predictions with local massive star samples such as the population in 30 Doradus in the Large Magellanic Cloud (LMC). Methods. To this purpose, we analyse a large grid of detailed binary evolution models at LMC metallicity with ini"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1912.09826","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/1912.09826/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":"1912.09826","created_at":"2026-07-05T01:15:09.624175+00:00"},{"alias_kind":"arxiv_version","alias_value":"1912.09826v2","created_at":"2026-07-05T01:15:09.624175+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1912.09826","created_at":"2026-07-05T01:15:09.624175+00:00"},{"alias_kind":"pith_short_12","alias_value":"DBWAIO3YEUMJ","created_at":"2026-07-05T01:15:09.624175+00:00"},{"alias_kind":"pith_short_16","alias_value":"DBWAIO3YEUMJBCB6","created_at":"2026-07-05T01:15:09.624175+00:00"},{"alias_kind":"pith_short_8","alias_value":"DBWAIO3Y","created_at":"2026-07-05T01:15:09.624175+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/DBWAIO3YEUMJBCB6DXRT4LIWAG","json":"https://pith.science/pith/DBWAIO3YEUMJBCB6DXRT4LIWAG.json","graph_json":"https://pith.science/api/pith-number/DBWAIO3YEUMJBCB6DXRT4LIWAG/graph.json","events_json":"https://pith.science/api/pith-number/DBWAIO3YEUMJBCB6DXRT4LIWAG/events.json","paper":"https://pith.science/paper/DBWAIO3Y"},"agent_actions":{"view_html":"https://pith.science/pith/DBWAIO3YEUMJBCB6DXRT4LIWAG","download_json":"https://pith.science/pith/DBWAIO3YEUMJBCB6DXRT4LIWAG.json","view_paper":"https://pith.science/paper/DBWAIO3Y","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1912.09826&json=true","fetch_graph":"https://pith.science/api/pith-number/DBWAIO3YEUMJBCB6DXRT4LIWAG/graph.json","fetch_events":"https://pith.science/api/pith-number/DBWAIO3YEUMJBCB6DXRT4LIWAG/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DBWAIO3YEUMJBCB6DXRT4LIWAG/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DBWAIO3YEUMJBCB6DXRT4LIWAG/action/storage_attestation","attest_author":"https://pith.science/pith/DBWAIO3YEUMJBCB6DXRT4LIWAG/action/author_attestation","sign_citation":"https://pith.science/pith/DBWAIO3YEUMJBCB6DXRT4LIWAG/action/citation_signature","submit_replication":"https://pith.science/pith/DBWAIO3YEUMJBCB6DXRT4LIWAG/action/replication_record"}},"created_at":"2026-07-05T01:15:09.624175+00:00","updated_at":"2026-07-05T01:15:09.624175+00:00"}