{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2006:MRBEG73HEV32MGI4PQ4SBXFZ2H","short_pith_number":"pith:MRBEG73H","schema_version":"1.0","canonical_sha256":"6442437f672577a6191c7c3920dcb9d1fed8179e5eeb1633e619d2ff55496f23","source":{"kind":"arxiv","id":"astro-ph/0610608","version":1},"attestation_state":"computed","paper":{"title":"Joint H-alpha and X-Ray Observations of Massive X-Ray Binaries. II. The Be X-ray Binary and Microquasar LS I +61 303","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"D. R. Gies, D. W. Wingert, E. D. Grundstrom, M. V. McSwain, R. L. Riddle, S. E. Rafter, S. J. Williams, S. M. Caballero-Nieves, W. Huang","submitted_at":"2006-10-19T22:52:10Z","abstract_excerpt":"We present the results of an H-alpha monitoring campaign on the BeXRB and microquasar system LS I +61 303. We use radial velocity measurements of HeI lines in our spectra to re-evaluate the orbital elements and to better establish the time of periastron. We list equivalent widths and other parameters for the H-alpha emission line and discuss the orbital phase related variations observed. We call attention to a dramatic episode of emission weakening that occurred in less than a day that probably resulted from exposure to a transient source of ionizing radiation. We argue that the increase in H-"},"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":"astro-ph/0610608","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-10-19T22:52:10Z","cross_cats_sorted":[],"title_canon_sha256":"720c6e904656c4b83bcd1134ce599d06e0db00352e7104292822f4e0b14efb8d","abstract_canon_sha256":"c2335213a8249dca47bafc2e00682648e4d47a6654223f08b81413e72f3758ff"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:19:17.127819Z","signature_b64":"MLTfOkh+HBRWywNjfLnMYEhSyBmGh8iQYjXwwkXEdYE4NThy2Qkr1kG8oXnmm316KjVY4cD6L4N9mLzC1e1PDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6442437f672577a6191c7c3920dcb9d1fed8179e5eeb1633e619d2ff55496f23","last_reissued_at":"2026-07-04T15:19:17.127410Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:19:17.127410Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Joint H-alpha and X-Ray Observations of Massive X-Ray Binaries. II. The Be X-ray Binary and Microquasar LS I +61 303","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"D. R. Gies, D. W. Wingert, E. D. Grundstrom, M. V. McSwain, R. L. Riddle, S. E. Rafter, S. J. Williams, S. M. Caballero-Nieves, W. Huang","submitted_at":"2006-10-19T22:52:10Z","abstract_excerpt":"We present the results of an H-alpha monitoring campaign on the BeXRB and microquasar system LS I +61 303. We use radial velocity measurements of HeI lines in our spectra to re-evaluate the orbital elements and to better establish the time of periastron. We list equivalent widths and other parameters for the H-alpha emission line and discuss the orbital phase related variations observed. We call attention to a dramatic episode of emission weakening that occurred in less than a day that probably resulted from exposure to a transient source of ionizing radiation. We argue that the increase in H-"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0610608","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/astro-ph/0610608/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":"astro-ph/0610608","created_at":"2026-07-04T15:19:17.127468+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0610608v1","created_at":"2026-07-04T15:19:17.127468+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0610608","created_at":"2026-07-04T15:19:17.127468+00:00"},{"alias_kind":"pith_short_12","alias_value":"MRBEG73HEV32","created_at":"2026-07-04T15:19:17.127468+00:00"},{"alias_kind":"pith_short_16","alias_value":"MRBEG73HEV32MGI4","created_at":"2026-07-04T15:19:17.127468+00:00"},{"alias_kind":"pith_short_8","alias_value":"MRBEG73H","created_at":"2026-07-04T15:19:17.127468+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/MRBEG73HEV32MGI4PQ4SBXFZ2H","json":"https://pith.science/pith/MRBEG73HEV32MGI4PQ4SBXFZ2H.json","graph_json":"https://pith.science/api/pith-number/MRBEG73HEV32MGI4PQ4SBXFZ2H/graph.json","events_json":"https://pith.science/api/pith-number/MRBEG73HEV32MGI4PQ4SBXFZ2H/events.json","paper":"https://pith.science/paper/MRBEG73H"},"agent_actions":{"view_html":"https://pith.science/pith/MRBEG73HEV32MGI4PQ4SBXFZ2H","download_json":"https://pith.science/pith/MRBEG73HEV32MGI4PQ4SBXFZ2H.json","view_paper":"https://pith.science/paper/MRBEG73H","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/0610608&json=true","fetch_graph":"https://pith.science/api/pith-number/MRBEG73HEV32MGI4PQ4SBXFZ2H/graph.json","fetch_events":"https://pith.science/api/pith-number/MRBEG73HEV32MGI4PQ4SBXFZ2H/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MRBEG73HEV32MGI4PQ4SBXFZ2H/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MRBEG73HEV32MGI4PQ4SBXFZ2H/action/storage_attestation","attest_author":"https://pith.science/pith/MRBEG73HEV32MGI4PQ4SBXFZ2H/action/author_attestation","sign_citation":"https://pith.science/pith/MRBEG73HEV32MGI4PQ4SBXFZ2H/action/citation_signature","submit_replication":"https://pith.science/pith/MRBEG73HEV32MGI4PQ4SBXFZ2H/action/replication_record"}},"created_at":"2026-07-04T15:19:17.127468+00:00","updated_at":"2026-07-04T15:19:17.127468+00:00"}