{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2002:6A667OQ5MNZ74I5SVR2YZ3BQQ3","short_pith_number":"pith:6A667OQ5","schema_version":"1.0","canonical_sha256":"f03defba1d6373fe23b2ac758cec3086cdf3e16f2c950e9d50dd12f6d3cce631","source":{"kind":"arxiv","id":"astro-ph/0205120","version":1},"attestation_state":"computed","paper":{"title":"First optical identification of a suprsoft X-ray source in M31","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"C. Conselice, E. Magnier, J. Greiner, K. Birkle, M. Della Valle, M. Orio, N.A. Tikhonov, P. Nedialkov","submitted_at":"2002-05-08T14:48:42Z","abstract_excerpt":"We propose the first association of an optical counterpart with a luminous supersoft X-ray source in M31, RX J0044.0+4118, observed with ROSAT in July 1991. The PSPC position is at 1.6\" angular distance from a candidate nova in outburst in September of 1990. This is interesting because the incidence of classical novae among supersoft X-ray sources is an open question. The proposed optical counterpart was measured at R~17.7 in September of 1990, and it had faded to R>19.2 when it was observed again after 70 days.\n The light curve was too sparsely monitored for definite conclusions on the speed "},"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/0205120","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2002-05-08T14:48:42Z","cross_cats_sorted":[],"title_canon_sha256":"fe74256b5858afccc3edaa3d08298c12e8413fdec6e4de360905b4d4076e39af","abstract_canon_sha256":"c34778ed3cdaa8668968141314c4d7372298a222a859020afbdbf259e2088ad0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:07:44.860040Z","signature_b64":"SpidVHHwGE9nRknLkWP1jHebyKPMR8BzRbkdsZVHvqUv8cUdILuR41f+5aK3hicc/GqZGTlZMEcehmXuP3TFAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f03defba1d6373fe23b2ac758cec3086cdf3e16f2c950e9d50dd12f6d3cce631","last_reissued_at":"2026-05-18T01:07:44.859480Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:07:44.859480Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"First optical identification of a suprsoft X-ray source in M31","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"C. Conselice, E. Magnier, J. Greiner, K. Birkle, M. Della Valle, M. Orio, N.A. Tikhonov, P. Nedialkov","submitted_at":"2002-05-08T14:48:42Z","abstract_excerpt":"We propose the first association of an optical counterpart with a luminous supersoft X-ray source in M31, RX J0044.0+4118, observed with ROSAT in July 1991. The PSPC position is at 1.6\" angular distance from a candidate nova in outburst in September of 1990. This is interesting because the incidence of classical novae among supersoft X-ray sources is an open question. The proposed optical counterpart was measured at R~17.7 in September of 1990, and it had faded to R>19.2 when it was observed again after 70 days.\n The light curve was too sparsely monitored for definite conclusions on the speed "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0205120","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":"astro-ph/0205120","created_at":"2026-05-18T01:07:44.859581+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0205120v1","created_at":"2026-05-18T01:07:44.859581+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0205120","created_at":"2026-05-18T01:07:44.859581+00:00"},{"alias_kind":"pith_short_12","alias_value":"6A667OQ5MNZ7","created_at":"2026-05-18T12:25:50.845339+00:00"},{"alias_kind":"pith_short_16","alias_value":"6A667OQ5MNZ74I5S","created_at":"2026-05-18T12:25:50.845339+00:00"},{"alias_kind":"pith_short_8","alias_value":"6A667OQ5","created_at":"2026-05-18T12:25:50.845339+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/6A667OQ5MNZ74I5SVR2YZ3BQQ3","json":"https://pith.science/pith/6A667OQ5MNZ74I5SVR2YZ3BQQ3.json","graph_json":"https://pith.science/api/pith-number/6A667OQ5MNZ74I5SVR2YZ3BQQ3/graph.json","events_json":"https://pith.science/api/pith-number/6A667OQ5MNZ74I5SVR2YZ3BQQ3/events.json","paper":"https://pith.science/paper/6A667OQ5"},"agent_actions":{"view_html":"https://pith.science/pith/6A667OQ5MNZ74I5SVR2YZ3BQQ3","download_json":"https://pith.science/pith/6A667OQ5MNZ74I5SVR2YZ3BQQ3.json","view_paper":"https://pith.science/paper/6A667OQ5","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/0205120&json=true","fetch_graph":"https://pith.science/api/pith-number/6A667OQ5MNZ74I5SVR2YZ3BQQ3/graph.json","fetch_events":"https://pith.science/api/pith-number/6A667OQ5MNZ74I5SVR2YZ3BQQ3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6A667OQ5MNZ74I5SVR2YZ3BQQ3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6A667OQ5MNZ74I5SVR2YZ3BQQ3/action/storage_attestation","attest_author":"https://pith.science/pith/6A667OQ5MNZ74I5SVR2YZ3BQQ3/action/author_attestation","sign_citation":"https://pith.science/pith/6A667OQ5MNZ74I5SVR2YZ3BQQ3/action/citation_signature","submit_replication":"https://pith.science/pith/6A667OQ5MNZ74I5SVR2YZ3BQQ3/action/replication_record"}},"created_at":"2026-05-18T01:07:44.859581+00:00","updated_at":"2026-05-18T01:07:44.859581+00:00"}