{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:6XZXV3IRAUI4MYOOAVWWT3532A","short_pith_number":"pith:6XZXV3IR","schema_version":"1.0","canonical_sha256":"f5f37aed110511c661ce056d69efbbd021559b166005d7bdb8781247afb791d1","source":{"kind":"arxiv","id":"1602.07470","version":1},"attestation_state":"computed","paper":{"title":"The 2015 super-active state of recurrent nova T CrB and the long term evolution after the 1946 outburst","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"G. Cherini, S. Dallaporta, U. Munari","submitted_at":"2016-02-24T11:31:59Z","abstract_excerpt":"The recurrent nova T CrB has entered in 2015 a phase of unprecedented high activity. To trace something equivalent, it is necessary to go back to 1938, before the last nova eruption in 1946. The 2015 super-active state is characterized by: a large increase in the mean brightness (Delta B =0.72 mag over the uderlying secular trend), vanishing of the orbital modulation from the B-band lightcurve, and appearance of strong and high ionization emission lines, on top of a nebular continuum that overwhelms at optical wavelengths the absoption spectrum of the M giant. Among the emission lines, HeII 46"},"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":"1602.07470","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-02-24T11:31:59Z","cross_cats_sorted":[],"title_canon_sha256":"ba19086709c50ad1812ac74bc4a265485bb68401f43261683cc95bfe45b806fc","abstract_canon_sha256":"611c0e0502c99f1185ab021dc1ea1f57235a3fc4ff12892b4de469eaf8c8fa16"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:19:05.132959Z","signature_b64":"cXYJjZj9eEAxuyYBUVwNrD2f8ud3MsTRBn5qKj5E/Nj14nI6nieotWLCEd+XO8UwLLmAfQCDIb/XUbVem1Y+Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f5f37aed110511c661ce056d69efbbd021559b166005d7bdb8781247afb791d1","last_reissued_at":"2026-05-18T01:19:05.132243Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:19:05.132243Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The 2015 super-active state of recurrent nova T CrB and the long term evolution after the 1946 outburst","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"G. Cherini, S. Dallaporta, U. Munari","submitted_at":"2016-02-24T11:31:59Z","abstract_excerpt":"The recurrent nova T CrB has entered in 2015 a phase of unprecedented high activity. To trace something equivalent, it is necessary to go back to 1938, before the last nova eruption in 1946. The 2015 super-active state is characterized by: a large increase in the mean brightness (Delta B =0.72 mag over the uderlying secular trend), vanishing of the orbital modulation from the B-band lightcurve, and appearance of strong and high ionization emission lines, on top of a nebular continuum that overwhelms at optical wavelengths the absoption spectrum of the M giant. Among the emission lines, HeII 46"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1602.07470","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":"1602.07470","created_at":"2026-05-18T01:19:05.132362+00:00"},{"alias_kind":"arxiv_version","alias_value":"1602.07470v1","created_at":"2026-05-18T01:19:05.132362+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1602.07470","created_at":"2026-05-18T01:19:05.132362+00:00"},{"alias_kind":"pith_short_12","alias_value":"6XZXV3IRAUI4","created_at":"2026-05-18T12:30:04.600751+00:00"},{"alias_kind":"pith_short_16","alias_value":"6XZXV3IRAUI4MYOO","created_at":"2026-05-18T12:30:04.600751+00:00"},{"alias_kind":"pith_short_8","alias_value":"6XZXV3IR","created_at":"2026-05-18T12:30:04.600751+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2605.21837","citing_title":"The powerful shocks in RS Oph: NuSTAR X-ray data and a complete review","ref_index":127,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/6XZXV3IRAUI4MYOOAVWWT3532A","json":"https://pith.science/pith/6XZXV3IRAUI4MYOOAVWWT3532A.json","graph_json":"https://pith.science/api/pith-number/6XZXV3IRAUI4MYOOAVWWT3532A/graph.json","events_json":"https://pith.science/api/pith-number/6XZXV3IRAUI4MYOOAVWWT3532A/events.json","paper":"https://pith.science/paper/6XZXV3IR"},"agent_actions":{"view_html":"https://pith.science/pith/6XZXV3IRAUI4MYOOAVWWT3532A","download_json":"https://pith.science/pith/6XZXV3IRAUI4MYOOAVWWT3532A.json","view_paper":"https://pith.science/paper/6XZXV3IR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1602.07470&json=true","fetch_graph":"https://pith.science/api/pith-number/6XZXV3IRAUI4MYOOAVWWT3532A/graph.json","fetch_events":"https://pith.science/api/pith-number/6XZXV3IRAUI4MYOOAVWWT3532A/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6XZXV3IRAUI4MYOOAVWWT3532A/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6XZXV3IRAUI4MYOOAVWWT3532A/action/storage_attestation","attest_author":"https://pith.science/pith/6XZXV3IRAUI4MYOOAVWWT3532A/action/author_attestation","sign_citation":"https://pith.science/pith/6XZXV3IRAUI4MYOOAVWWT3532A/action/citation_signature","submit_replication":"https://pith.science/pith/6XZXV3IRAUI4MYOOAVWWT3532A/action/replication_record"}},"created_at":"2026-05-18T01:19:05.132362+00:00","updated_at":"2026-05-18T01:19:05.132362+00:00"}