{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:WRMDD3BIX4RPVL252ZHZIEXXIB","short_pith_number":"pith:WRMDD3BI","schema_version":"1.0","canonical_sha256":"b45831ec28bf22faaf5dd64f9412f7404dd520b159907d5b3c0a1f5d45679473","source":{"kind":"arxiv","id":"1309.3947","version":1},"attestation_state":"computed","paper":{"title":"H-alpha observations of the gamma-ray-emitting Be/X-ray binary LSI+61303: orbital modulation, disk truncation, and long-term variability","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"G. Belcheva, G. Latev, J. Marti, K. Stoyanov, N. A. Tomov, P. L. Luque-Escamilla, R. Zamanov","submitted_at":"2013-09-16T13:24:24Z","abstract_excerpt":"We report 138 spectral observations of the H-alpha emission line of the radio- and gamma-ray-emitting Be/X-ray binary LSI+61303 obtained during the period of September 1998 -- January 2013. From measuring various H-alpha parameters, we found that the orbital modulation of the H-alpha is best visible in the equivalent width ratio EW(B)/EW(R), the equivalent width of the blue hump, and in the radial velocity of the central dip. The periodogram analysis confirmed that the H-alpha emission is modulated with the orbital and superorbital periods. For the past 20 years the radius of the circumstellar"},"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":"1309.3947","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-09-16T13:24:24Z","cross_cats_sorted":[],"title_canon_sha256":"05674131d53e896b4b7d90847c8bb18247f21e9d232d140dad5120ef148aee71","abstract_canon_sha256":"03800c43d415e541cb2deaf24c35e63f7e87c27ca77b08920c386ac8b50d15dd"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:47:41.509119Z","signature_b64":"dOo80rwn2QV0fHwscDe7EDBsw/uPHR6KUO2zOxJzwEBZKlSkS0SiUjcgkbtJImrqD1vJEyS0Vw2eK8JDB0HyBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b45831ec28bf22faaf5dd64f9412f7404dd520b159907d5b3c0a1f5d45679473","last_reissued_at":"2026-05-18T01:47:41.508373Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:47:41.508373Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"H-alpha observations of the gamma-ray-emitting Be/X-ray binary LSI+61303: orbital modulation, disk truncation, and long-term variability","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"G. Belcheva, G. Latev, J. Marti, K. Stoyanov, N. A. Tomov, P. L. Luque-Escamilla, R. Zamanov","submitted_at":"2013-09-16T13:24:24Z","abstract_excerpt":"We report 138 spectral observations of the H-alpha emission line of the radio- and gamma-ray-emitting Be/X-ray binary LSI+61303 obtained during the period of September 1998 -- January 2013. From measuring various H-alpha parameters, we found that the orbital modulation of the H-alpha is best visible in the equivalent width ratio EW(B)/EW(R), the equivalent width of the blue hump, and in the radial velocity of the central dip. The periodogram analysis confirmed that the H-alpha emission is modulated with the orbital and superorbital periods. For the past 20 years the radius of the circumstellar"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.3947","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":"1309.3947","created_at":"2026-05-18T01:47:41.508512+00:00"},{"alias_kind":"arxiv_version","alias_value":"1309.3947v1","created_at":"2026-05-18T01:47:41.508512+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.3947","created_at":"2026-05-18T01:47:41.508512+00:00"},{"alias_kind":"pith_short_12","alias_value":"WRMDD3BIX4RP","created_at":"2026-05-18T12:28:04.890932+00:00"},{"alias_kind":"pith_short_16","alias_value":"WRMDD3BIX4RPVL25","created_at":"2026-05-18T12:28:04.890932+00:00"},{"alias_kind":"pith_short_8","alias_value":"WRMDD3BI","created_at":"2026-05-18T12:28:04.890932+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/WRMDD3BIX4RPVL252ZHZIEXXIB","json":"https://pith.science/pith/WRMDD3BIX4RPVL252ZHZIEXXIB.json","graph_json":"https://pith.science/api/pith-number/WRMDD3BIX4RPVL252ZHZIEXXIB/graph.json","events_json":"https://pith.science/api/pith-number/WRMDD3BIX4RPVL252ZHZIEXXIB/events.json","paper":"https://pith.science/paper/WRMDD3BI"},"agent_actions":{"view_html":"https://pith.science/pith/WRMDD3BIX4RPVL252ZHZIEXXIB","download_json":"https://pith.science/pith/WRMDD3BIX4RPVL252ZHZIEXXIB.json","view_paper":"https://pith.science/paper/WRMDD3BI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1309.3947&json=true","fetch_graph":"https://pith.science/api/pith-number/WRMDD3BIX4RPVL252ZHZIEXXIB/graph.json","fetch_events":"https://pith.science/api/pith-number/WRMDD3BIX4RPVL252ZHZIEXXIB/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WRMDD3BIX4RPVL252ZHZIEXXIB/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WRMDD3BIX4RPVL252ZHZIEXXIB/action/storage_attestation","attest_author":"https://pith.science/pith/WRMDD3BIX4RPVL252ZHZIEXXIB/action/author_attestation","sign_citation":"https://pith.science/pith/WRMDD3BIX4RPVL252ZHZIEXXIB/action/citation_signature","submit_replication":"https://pith.science/pith/WRMDD3BIX4RPVL252ZHZIEXXIB/action/replication_record"}},"created_at":"2026-05-18T01:47:41.508512+00:00","updated_at":"2026-05-18T01:47:41.508512+00:00"}