{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:SZG7YZAM6C2D2ZWOOZ7XRG5REC","short_pith_number":"pith:SZG7YZAM","schema_version":"1.0","canonical_sha256":"964dfc640cf0b43d66ce767f789bb120a7ce6993e3748c7491c59940c4d0dff7","source":{"kind":"arxiv","id":"2406.01971","version":1},"attestation_state":"computed","paper":{"title":"Evolution of the optical emission lines and the X-ray emission during the super-active stage of T CrB","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.SR","authors_text":"A. Kurtenkov, G. J. M. Luna, K. A. Stoyanov, K. Ilkiewicz, M. Minev, M. Moyseev, R. K. Zamanov, S. Y. Stefanov, Y. M. Nikolov","submitted_at":"2024-06-04T05:09:42Z","abstract_excerpt":"T CrB is a symbiotic star that experiences nova outbursts every $\\sim$ 80~yr. The next, long-anticipated nova outburst should occur during the 2024-2026 period. Here, we present results of high-resolution optical spectroscopy of T CrB in the period 2016 - 2023. In these spectra, we measured the equivalent widths of the H$\\alpha$, H$\\beta$, HeI and HeII emission lines. The maximum equivalent width (EW) was recorded on May 2021, when the EW of $H\\alpha$ reached -44.6 \\AA and H$\\beta$ = -21.5 \\AA. At the other extreme, the minimum of EW($H\\alpha$)= -2.9 \\AA was recorded in October 2023. After Oct"},"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":"2406.01971","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2024-06-04T05:09:42Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"12687754de8085f1cff8e0ef92c1386a4fd9bbe6142a24cc73e9d586707e5238","abstract_canon_sha256":"4c9633e6e4492e77bcc73852c1a9e44b57cac6646bed2350a65521d5ad1f32ae"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:27:12.436475Z","signature_b64":"UTNqDYp5f5lrY0S1jb8rn8Ev5kPkfg707djgOZtBLGjUAW5sRitYgwI/VNxG36py4i6TqCB3cP1TVtAXPDcaDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"964dfc640cf0b43d66ce767f789bb120a7ce6993e3748c7491c59940c4d0dff7","last_reissued_at":"2026-07-05T08:27:12.435985Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:27:12.435985Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Evolution of the optical emission lines and the X-ray emission during the super-active stage of T CrB","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.SR","authors_text":"A. Kurtenkov, G. J. M. Luna, K. A. Stoyanov, K. Ilkiewicz, M. Minev, M. Moyseev, R. K. Zamanov, S. Y. Stefanov, Y. M. Nikolov","submitted_at":"2024-06-04T05:09:42Z","abstract_excerpt":"T CrB is a symbiotic star that experiences nova outbursts every $\\sim$ 80~yr. The next, long-anticipated nova outburst should occur during the 2024-2026 period. Here, we present results of high-resolution optical spectroscopy of T CrB in the period 2016 - 2023. In these spectra, we measured the equivalent widths of the H$\\alpha$, H$\\beta$, HeI and HeII emission lines. The maximum equivalent width (EW) was recorded on May 2021, when the EW of $H\\alpha$ reached -44.6 \\AA and H$\\beta$ = -21.5 \\AA. At the other extreme, the minimum of EW($H\\alpha$)= -2.9 \\AA was recorded in October 2023. After Oct"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2406.01971","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/2406.01971/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":"2406.01971","created_at":"2026-07-05T08:27:12.436045+00:00"},{"alias_kind":"arxiv_version","alias_value":"2406.01971v1","created_at":"2026-07-05T08:27:12.436045+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2406.01971","created_at":"2026-07-05T08:27:12.436045+00:00"},{"alias_kind":"pith_short_12","alias_value":"SZG7YZAM6C2D","created_at":"2026-07-05T08:27:12.436045+00:00"},{"alias_kind":"pith_short_16","alias_value":"SZG7YZAM6C2D2ZWO","created_at":"2026-07-05T08:27:12.436045+00:00"},{"alias_kind":"pith_short_8","alias_value":"SZG7YZAM","created_at":"2026-07-05T08:27:12.436045+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2605.21837","citing_title":"The powerful shocks in RS Oph: NuSTAR X-ray data and a complete review","ref_index":122,"is_internal_anchor":false},{"citing_arxiv_id":"2604.02708","citing_title":"The accretion-driven eruption of the recurrent nova T Corona Borealis","ref_index":30,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/SZG7YZAM6C2D2ZWOOZ7XRG5REC","json":"https://pith.science/pith/SZG7YZAM6C2D2ZWOOZ7XRG5REC.json","graph_json":"https://pith.science/api/pith-number/SZG7YZAM6C2D2ZWOOZ7XRG5REC/graph.json","events_json":"https://pith.science/api/pith-number/SZG7YZAM6C2D2ZWOOZ7XRG5REC/events.json","paper":"https://pith.science/paper/SZG7YZAM"},"agent_actions":{"view_html":"https://pith.science/pith/SZG7YZAM6C2D2ZWOOZ7XRG5REC","download_json":"https://pith.science/pith/SZG7YZAM6C2D2ZWOOZ7XRG5REC.json","view_paper":"https://pith.science/paper/SZG7YZAM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2406.01971&json=true","fetch_graph":"https://pith.science/api/pith-number/SZG7YZAM6C2D2ZWOOZ7XRG5REC/graph.json","fetch_events":"https://pith.science/api/pith-number/SZG7YZAM6C2D2ZWOOZ7XRG5REC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/SZG7YZAM6C2D2ZWOOZ7XRG5REC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/SZG7YZAM6C2D2ZWOOZ7XRG5REC/action/storage_attestation","attest_author":"https://pith.science/pith/SZG7YZAM6C2D2ZWOOZ7XRG5REC/action/author_attestation","sign_citation":"https://pith.science/pith/SZG7YZAM6C2D2ZWOOZ7XRG5REC/action/citation_signature","submit_replication":"https://pith.science/pith/SZG7YZAM6C2D2ZWOOZ7XRG5REC/action/replication_record"}},"created_at":"2026-07-05T08:27:12.436045+00:00","updated_at":"2026-07-05T08:27:12.436045+00:00"}