{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:DRWRJRS7PHBXRLSINMVTV5TLEN","short_pith_number":"pith:DRWRJRS7","schema_version":"1.0","canonical_sha256":"1c6d14c65f79c378ae486b2b3af66b2368a384c51c7d5b0cbb566375b27cf1a6","source":{"kind":"arxiv","id":"1704.07131","version":1},"attestation_state":"computed","paper":{"title":"The VLT-FLAMES Tarantula Survey XXVII. Physical parameters of B-type main-sequence binary systems in the Tarantula nebula","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. de Koter, A. Thompson, C. J. Evans, C. M. McEvoy, D. J. Lennon, F.R.N. Schneider, H. Sana, I.D. Howarth, J. S. Vink, N.J. Grin, N. Langer, P. A. Crowther, P. L. Dufton, R. Garland, S. E. de Mink, S. S\\'imon D\\'iaz, W. D. Taylor","submitted_at":"2017-04-24T10:42:24Z","abstract_excerpt":"A spectroscopic analysis has been undertaken for the B-type multiple systems (excluding those with supergiant primaries) in the VLT-FLAMES Tarantula Survey (VFTS). Projected rotational velocities, $v$sin$i$, for the primaries have been estimated using a Fourier Transform technique and confirmed by fitting rotationally broadened profiles. A subset of 33 systems with $v$sin$i$$\\leq$ 80 km/s have been analysed using a TLUSTY grid of model atmospheres to estimate stellar parameters and surface abundances for the primaries. The effects of a potential flux contribution from an unseen secondary have "},"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":"1704.07131","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-04-24T10:42:24Z","cross_cats_sorted":[],"title_canon_sha256":"78f84091d8af730151bcc2776d572e750f1e606debe59fdcae43ce7fa756c506","abstract_canon_sha256":"f1ad79a45928e017dec78e80558521896845eb7195beb0e5c7e8724ce6eb2350"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:39:35.597962Z","signature_b64":"dcmBT/f4BL9X61/gCwFGACn0L6qlH+euBEDKNtqoxbMGfWMctg7TYxuD6Yd9Q19LxFM+iiHteGruDfO3Ia8aBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1c6d14c65f79c378ae486b2b3af66b2368a384c51c7d5b0cbb566375b27cf1a6","last_reissued_at":"2026-05-18T00:39:35.597344Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:39:35.597344Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The VLT-FLAMES Tarantula Survey XXVII. Physical parameters of B-type main-sequence binary systems in the Tarantula nebula","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. de Koter, A. Thompson, C. J. Evans, C. M. McEvoy, D. J. Lennon, F.R.N. Schneider, H. Sana, I.D. Howarth, J. S. Vink, N.J. Grin, N. Langer, P. A. Crowther, P. L. Dufton, R. Garland, S. E. de Mink, S. S\\'imon D\\'iaz, W. D. Taylor","submitted_at":"2017-04-24T10:42:24Z","abstract_excerpt":"A spectroscopic analysis has been undertaken for the B-type multiple systems (excluding those with supergiant primaries) in the VLT-FLAMES Tarantula Survey (VFTS). Projected rotational velocities, $v$sin$i$, for the primaries have been estimated using a Fourier Transform technique and confirmed by fitting rotationally broadened profiles. A subset of 33 systems with $v$sin$i$$\\leq$ 80 km/s have been analysed using a TLUSTY grid of model atmospheres to estimate stellar parameters and surface abundances for the primaries. The effects of a potential flux contribution from an unseen secondary have "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.07131","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":"1704.07131","created_at":"2026-05-18T00:39:35.597449+00:00"},{"alias_kind":"arxiv_version","alias_value":"1704.07131v1","created_at":"2026-05-18T00:39:35.597449+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.07131","created_at":"2026-05-18T00:39:35.597449+00:00"},{"alias_kind":"pith_short_12","alias_value":"DRWRJRS7PHBX","created_at":"2026-05-18T12:31:12.930513+00:00"},{"alias_kind":"pith_short_16","alias_value":"DRWRJRS7PHBXRLSI","created_at":"2026-05-18T12:31:12.930513+00:00"},{"alias_kind":"pith_short_8","alias_value":"DRWRJRS7","created_at":"2026-05-18T12:31:12.930513+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/DRWRJRS7PHBXRLSINMVTV5TLEN","json":"https://pith.science/pith/DRWRJRS7PHBXRLSINMVTV5TLEN.json","graph_json":"https://pith.science/api/pith-number/DRWRJRS7PHBXRLSINMVTV5TLEN/graph.json","events_json":"https://pith.science/api/pith-number/DRWRJRS7PHBXRLSINMVTV5TLEN/events.json","paper":"https://pith.science/paper/DRWRJRS7"},"agent_actions":{"view_html":"https://pith.science/pith/DRWRJRS7PHBXRLSINMVTV5TLEN","download_json":"https://pith.science/pith/DRWRJRS7PHBXRLSINMVTV5TLEN.json","view_paper":"https://pith.science/paper/DRWRJRS7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1704.07131&json=true","fetch_graph":"https://pith.science/api/pith-number/DRWRJRS7PHBXRLSINMVTV5TLEN/graph.json","fetch_events":"https://pith.science/api/pith-number/DRWRJRS7PHBXRLSINMVTV5TLEN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DRWRJRS7PHBXRLSINMVTV5TLEN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DRWRJRS7PHBXRLSINMVTV5TLEN/action/storage_attestation","attest_author":"https://pith.science/pith/DRWRJRS7PHBXRLSINMVTV5TLEN/action/author_attestation","sign_citation":"https://pith.science/pith/DRWRJRS7PHBXRLSINMVTV5TLEN/action/citation_signature","submit_replication":"https://pith.science/pith/DRWRJRS7PHBXRLSINMVTV5TLEN/action/replication_record"}},"created_at":"2026-05-18T00:39:35.597449+00:00","updated_at":"2026-05-18T00:39:35.597449+00:00"}