{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:AJ35FHIYY5OVRD5ECYG2IEWRP4","short_pith_number":"pith:AJ35FHIY","schema_version":"1.0","canonical_sha256":"0277d29d18c75d588fa4160da412d17f2882044293c0407f8c921c3fe825423d","source":{"kind":"arxiv","id":"1507.03591","version":1},"attestation_state":"computed","paper":{"title":"B fields in OB stars (BOB): Detection of a strong magnetic field in the O9.7 V star HD54879","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. de Koter, A. Herrero, A. Reisenegger, F. R. N. Schneider, H. Sana, I. Ilyin, L. Fossati, L. M. Oskinova, M. Sch\\\"oller, N. Castro, N. Langer, N. Przybilla, S. Hubrig, S. Sim\\'on-D\\'iaz, T. A. Carrol, the BOB collaboration, T. Morel","submitted_at":"2015-07-13T20:00:41Z","abstract_excerpt":"The number of magnetic stars detected among massive stars is small; nevertheless, the role played by the magnetic field in stellar evolution cannot be disregarded. Links between line profile variability, enhancements/depletions of surface chemical abundances, and magnetic fields have been identified for low-mass B-stars, but for the O-type domain this is almost unexplored. Based on FORS2 and HARPS spectropolarimetric data, we present the first detection of a magnetic field in HD54879, a single slowly rotating O9.7 V star. Using two independent and different techniques we obtained the firm dete"},"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":"1507.03591","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-07-13T20:00:41Z","cross_cats_sorted":[],"title_canon_sha256":"a126e4fd0a33607c2009750f21b194a8d95b679c3e554c9f7c629577d5aa2d6d","abstract_canon_sha256":"ca6b33493312ea6961255757aedde954e85f262882182b48b01f4ca9e307380c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:33:42.515550Z","signature_b64":"CJBtntUo3lTRr0ypPIOyfpOKDtNQGRPOjbpe/e8nw6/ngnvsUgkdd80hzgC3Fm3DhwFUkFL6xKxYR5QukGZSBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0277d29d18c75d588fa4160da412d17f2882044293c0407f8c921c3fe825423d","last_reissued_at":"2026-05-18T01:33:42.515164Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:33:42.515164Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"B fields in OB stars (BOB): Detection of a strong magnetic field in the O9.7 V star HD54879","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. de Koter, A. Herrero, A. Reisenegger, F. R. N. Schneider, H. Sana, I. Ilyin, L. Fossati, L. M. Oskinova, M. Sch\\\"oller, N. Castro, N. Langer, N. Przybilla, S. Hubrig, S. Sim\\'on-D\\'iaz, T. A. Carrol, the BOB collaboration, T. Morel","submitted_at":"2015-07-13T20:00:41Z","abstract_excerpt":"The number of magnetic stars detected among massive stars is small; nevertheless, the role played by the magnetic field in stellar evolution cannot be disregarded. Links between line profile variability, enhancements/depletions of surface chemical abundances, and magnetic fields have been identified for low-mass B-stars, but for the O-type domain this is almost unexplored. Based on FORS2 and HARPS spectropolarimetric data, we present the first detection of a magnetic field in HD54879, a single slowly rotating O9.7 V star. Using two independent and different techniques we obtained the firm dete"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.03591","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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":"1507.03591","created_at":"2026-05-18T01:33:42.515212+00:00"},{"alias_kind":"arxiv_version","alias_value":"1507.03591v1","created_at":"2026-05-18T01:33:42.515212+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.03591","created_at":"2026-05-18T01:33:42.515212+00:00"},{"alias_kind":"pith_short_12","alias_value":"AJ35FHIYY5OV","created_at":"2026-05-18T12:29:10.953037+00:00"},{"alias_kind":"pith_short_16","alias_value":"AJ35FHIYY5OVRD5E","created_at":"2026-05-18T12:29:10.953037+00:00"},{"alias_kind":"pith_short_8","alias_value":"AJ35FHIY","created_at":"2026-05-18T12:29:10.953037+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/AJ35FHIYY5OVRD5ECYG2IEWRP4","json":"https://pith.science/pith/AJ35FHIYY5OVRD5ECYG2IEWRP4.json","graph_json":"https://pith.science/api/pith-number/AJ35FHIYY5OVRD5ECYG2IEWRP4/graph.json","events_json":"https://pith.science/api/pith-number/AJ35FHIYY5OVRD5ECYG2IEWRP4/events.json","paper":"https://pith.science/paper/AJ35FHIY"},"agent_actions":{"view_html":"https://pith.science/pith/AJ35FHIYY5OVRD5ECYG2IEWRP4","download_json":"https://pith.science/pith/AJ35FHIYY5OVRD5ECYG2IEWRP4.json","view_paper":"https://pith.science/paper/AJ35FHIY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1507.03591&json=true","fetch_graph":"https://pith.science/api/pith-number/AJ35FHIYY5OVRD5ECYG2IEWRP4/graph.json","fetch_events":"https://pith.science/api/pith-number/AJ35FHIYY5OVRD5ECYG2IEWRP4/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/AJ35FHIYY5OVRD5ECYG2IEWRP4/action/timestamp_anchor","attest_storage":"https://pith.science/pith/AJ35FHIYY5OVRD5ECYG2IEWRP4/action/storage_attestation","attest_author":"https://pith.science/pith/AJ35FHIYY5OVRD5ECYG2IEWRP4/action/author_attestation","sign_citation":"https://pith.science/pith/AJ35FHIYY5OVRD5ECYG2IEWRP4/action/citation_signature","submit_replication":"https://pith.science/pith/AJ35FHIYY5OVRD5ECYG2IEWRP4/action/replication_record"}},"created_at":"2026-05-18T01:33:42.515212+00:00","updated_at":"2026-05-18T01:33:42.515212+00:00"}