{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:QKHA7F3YYNPMLMD2GB7WZ75L4J","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"298114acb1a0d41c3f6b127aa119b1c5a7dc4f5ec9e883d0ed45479477d5c941","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2025-04-08T13:34:05Z","title_canon_sha256":"2b4f36144092859ffed0084cdc00bbac0e392d55e1c5378edef8eb66c00ef27f"},"schema_version":"1.0","source":{"id":"2504.06029","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.06029","created_at":"2026-07-05T10:46:14Z"},{"alias_kind":"arxiv_version","alias_value":"2504.06029v1","created_at":"2026-07-05T10:46:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.06029","created_at":"2026-07-05T10:46:14Z"},{"alias_kind":"pith_short_12","alias_value":"QKHA7F3YYNPM","created_at":"2026-07-05T10:46:14Z"},{"alias_kind":"pith_short_16","alias_value":"QKHA7F3YYNPMLMD2","created_at":"2026-07-05T10:46:14Z"},{"alias_kind":"pith_short_8","alias_value":"QKHA7F3Y","created_at":"2026-07-05T10:46:14Z"}],"graph_snapshots":[{"event_id":"sha256:5a6dc5d380c87bc60658a30722d4d4d76dd1a954f7e7160f7adb124ded57738a","target":"graph","created_at":"2026-07-05T10:46:14Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2504.06029/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We performed simultaneous V band photometry and spectroscopic observations of the recurrent nova T CrB and estimate the V band magnitude of the red giant. We find for the red giant of T CrB apparent and absolute V-band magnitudes m_V = 10.17 +/- 0.06 and M_V = +0.14 +/- 0.08, respectively. At the maximum of the ellipsoidal variation when these values are obtained, its absolute V-band magnitude is similar but fainter than the typical M4/5III giants. The data are available on : zenodo.org/records/15174720","authors_text":"D. Marchev, G. Yordanova, J. Marti, K. A. Stoyanov, M. F. Bode, M. Moyseev, R. K. Zamanov, V. Marchev","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2025-04-08T13:34:05Z","title":"Red giant component of the recurrent nova T Coronae Borealis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.06029","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:d590359e7f77682de0b552329887ba86af2de61a3c7242ac8693fda9e92e26c9","target":"record","created_at":"2026-07-05T10:46:14Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"298114acb1a0d41c3f6b127aa119b1c5a7dc4f5ec9e883d0ed45479477d5c941","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2025-04-08T13:34:05Z","title_canon_sha256":"2b4f36144092859ffed0084cdc00bbac0e392d55e1c5378edef8eb66c00ef27f"},"schema_version":"1.0","source":{"id":"2504.06029","kind":"arxiv","version":1}},"canonical_sha256":"828e0f9778c35ec5b07a307f6cffabe2731fe9cde73bcb738bc3e36734e9894d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"828e0f9778c35ec5b07a307f6cffabe2731fe9cde73bcb738bc3e36734e9894d","first_computed_at":"2026-07-05T10:46:14.347735Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:46:14.347735Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"X2VwYV5i7EFT1iffwkjYRReD64QjaXNHAj3803M/M+P8wvUsi6ooVLQf9INirj4gJik670R2cgfxj9QNWSDXAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T10:46:14.348228Z","signed_message":"canonical_sha256_bytes"},"source_id":"2504.06029","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d590359e7f77682de0b552329887ba86af2de61a3c7242ac8693fda9e92e26c9","sha256:5a6dc5d380c87bc60658a30722d4d4d76dd1a954f7e7160f7adb124ded57738a"],"state_sha256":"17f9f2b9eb534956ac0fa4a95b52cbfce8c0f10d6c6969b9933034e13ef422aa"}