{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:O4V4EHSCZCF2E4LQMWLIHV7F35","short_pith_number":"pith:O4V4EHSC","schema_version":"1.0","canonical_sha256":"772bc21e42c88ba27170659683d7e5df7642c6f0d832eb71691078e4709a0fbc","source":{"kind":"arxiv","id":"1011.0777","version":1},"attestation_state":"computed","paper":{"title":"Cyg OB2 #5: When three stars are just not enough","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. Fink, M. Kennedy, P.M. Williams, S.M. Dougherty","submitted_at":"2010-11-03T00:16:18Z","abstract_excerpt":"Archival observations from the Very Large Array (VLA) at frequencies between 1.4 GHz and 43 GHz of the 6.6-day O6.5-7+O5.5-6 binary Cyg OB2 #5 over 20 years are re-examined. The aim is to determine the location and character of its known variable radio emission. The radio emission consists of a primary component associated with the binary, and a non-thermal source (NE), $0.8\" to the NE. This work reveals that NE shows no evidence of variation demonstrating that the variable emission arises in the primary component. With NE constant, the radio flux from the primary can now be well determined fo"},"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":"1011.0777","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2010-11-03T00:16:18Z","cross_cats_sorted":[],"title_canon_sha256":"9328e9314bea67a9d52e1be29a52c15f0ab14e4855d22ca771d6004b6a399803","abstract_canon_sha256":"c56eea10a6c3e52914410396f7439e6cc2dd0b6f9e2ac897bfb022e3aff6c420"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:37:12.386499Z","signature_b64":"cAsCRDWdcXph9HpPJ396od6kU+lVjG1m1CwrBZdfn7e0Qv5pzGKvHkiAUbae7vhFgdsiZ/ppWAXVoSySH3D1CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"772bc21e42c88ba27170659683d7e5df7642c6f0d832eb71691078e4709a0fbc","last_reissued_at":"2026-05-18T04:37:12.385972Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:37:12.385972Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Cyg OB2 #5: When three stars are just not enough","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. Fink, M. Kennedy, P.M. Williams, S.M. Dougherty","submitted_at":"2010-11-03T00:16:18Z","abstract_excerpt":"Archival observations from the Very Large Array (VLA) at frequencies between 1.4 GHz and 43 GHz of the 6.6-day O6.5-7+O5.5-6 binary Cyg OB2 #5 over 20 years are re-examined. The aim is to determine the location and character of its known variable radio emission. The radio emission consists of a primary component associated with the binary, and a non-thermal source (NE), $0.8\" to the NE. This work reveals that NE shows no evidence of variation demonstrating that the variable emission arises in the primary component. With NE constant, the radio flux from the primary can now be well determined fo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1011.0777","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":"1011.0777","created_at":"2026-05-18T04:37:12.386057+00:00"},{"alias_kind":"arxiv_version","alias_value":"1011.0777v1","created_at":"2026-05-18T04:37:12.386057+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1011.0777","created_at":"2026-05-18T04:37:12.386057+00:00"},{"alias_kind":"pith_short_12","alias_value":"O4V4EHSCZCF2","created_at":"2026-05-18T12:26:12.377268+00:00"},{"alias_kind":"pith_short_16","alias_value":"O4V4EHSCZCF2E4LQ","created_at":"2026-05-18T12:26:12.377268+00:00"},{"alias_kind":"pith_short_8","alias_value":"O4V4EHSC","created_at":"2026-05-18T12:26:12.377268+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/O4V4EHSCZCF2E4LQMWLIHV7F35","json":"https://pith.science/pith/O4V4EHSCZCF2E4LQMWLIHV7F35.json","graph_json":"https://pith.science/api/pith-number/O4V4EHSCZCF2E4LQMWLIHV7F35/graph.json","events_json":"https://pith.science/api/pith-number/O4V4EHSCZCF2E4LQMWLIHV7F35/events.json","paper":"https://pith.science/paper/O4V4EHSC"},"agent_actions":{"view_html":"https://pith.science/pith/O4V4EHSCZCF2E4LQMWLIHV7F35","download_json":"https://pith.science/pith/O4V4EHSCZCF2E4LQMWLIHV7F35.json","view_paper":"https://pith.science/paper/O4V4EHSC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1011.0777&json=true","fetch_graph":"https://pith.science/api/pith-number/O4V4EHSCZCF2E4LQMWLIHV7F35/graph.json","fetch_events":"https://pith.science/api/pith-number/O4V4EHSCZCF2E4LQMWLIHV7F35/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/O4V4EHSCZCF2E4LQMWLIHV7F35/action/timestamp_anchor","attest_storage":"https://pith.science/pith/O4V4EHSCZCF2E4LQMWLIHV7F35/action/storage_attestation","attest_author":"https://pith.science/pith/O4V4EHSCZCF2E4LQMWLIHV7F35/action/author_attestation","sign_citation":"https://pith.science/pith/O4V4EHSCZCF2E4LQMWLIHV7F35/action/citation_signature","submit_replication":"https://pith.science/pith/O4V4EHSCZCF2E4LQMWLIHV7F35/action/replication_record"}},"created_at":"2026-05-18T04:37:12.386057+00:00","updated_at":"2026-05-18T04:37:12.386057+00:00"}