{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:FDSJQDMBAFK7UHZS7EXS552TAE","short_pith_number":"pith:FDSJQDMB","schema_version":"1.0","canonical_sha256":"28e4980d810155fa1f32f92f2ef7530135b71693250a1d7b5a6fbc670f658805","source":{"kind":"arxiv","id":"1504.01389","version":1},"attestation_state":"computed","paper":{"title":"IC 3599 did it again: A second outburst of the X-ray transient Seyfert 1.9 Galaxy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Dirk Grupe (Morehead State University), Richard Saxton (ESAC), S. Komossa (MPIfR)","submitted_at":"2015-04-06T20:00:40Z","abstract_excerpt":"We report on the Swift discovery of a second high-amplitude (factor 100) outburst of the Seyfert 1.9 galaxy IC 3599, and discuss implications for outburst scenarios. Swift detected this active galactic nucleus (AGN) again in February 2010 in X-rays at a level of (1.50\\plm0.11)$\\times 10^{36}$ W (0.2-2.0 keV), which is nearly as luminous as the first outburst detected with ROSAT in 1990. Optical data from the Catalina sky survey show that the optical emission was already bright two years before the Swift X-ray high-state. Our new Swift observations performed between 2013 and 2015 show that IC 3"},"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":"1504.01389","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-04-06T20:00:40Z","cross_cats_sorted":[],"title_canon_sha256":"fd0693febb2c700ae1ae115b82a21ec84d45e3e53c06121d00dcf45c33684723","abstract_canon_sha256":"7c74459511e2ed9510c50757cbb6714d0216c1ce1359d865f06c2a31b10aed0d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:40:49.185223Z","signature_b64":"lb4bYQkeNcATpsxZjglYP2hFV58mZTM/vHYOiZMbuBulR13KP8sezC78AeyArZoQ6UwFsCv1wMwdWM2YmjJsCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"28e4980d810155fa1f32f92f2ef7530135b71693250a1d7b5a6fbc670f658805","last_reissued_at":"2026-05-18T01:40:49.184500Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:40:49.184500Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"IC 3599 did it again: A second outburst of the X-ray transient Seyfert 1.9 Galaxy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Dirk Grupe (Morehead State University), Richard Saxton (ESAC), S. Komossa (MPIfR)","submitted_at":"2015-04-06T20:00:40Z","abstract_excerpt":"We report on the Swift discovery of a second high-amplitude (factor 100) outburst of the Seyfert 1.9 galaxy IC 3599, and discuss implications for outburst scenarios. Swift detected this active galactic nucleus (AGN) again in February 2010 in X-rays at a level of (1.50\\plm0.11)$\\times 10^{36}$ W (0.2-2.0 keV), which is nearly as luminous as the first outburst detected with ROSAT in 1990. Optical data from the Catalina sky survey show that the optical emission was already bright two years before the Swift X-ray high-state. Our new Swift observations performed between 2013 and 2015 show that IC 3"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.01389","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":"1504.01389","created_at":"2026-05-18T01:40:49.184604+00:00"},{"alias_kind":"arxiv_version","alias_value":"1504.01389v1","created_at":"2026-05-18T01:40:49.184604+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.01389","created_at":"2026-05-18T01:40:49.184604+00:00"},{"alias_kind":"pith_short_12","alias_value":"FDSJQDMBAFK7","created_at":"2026-05-18T12:29:19.899920+00:00"},{"alias_kind":"pith_short_16","alias_value":"FDSJQDMBAFK7UHZS","created_at":"2026-05-18T12:29:19.899920+00:00"},{"alias_kind":"pith_short_8","alias_value":"FDSJQDMB","created_at":"2026-05-18T12:29:19.899920+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/FDSJQDMBAFK7UHZS7EXS552TAE","json":"https://pith.science/pith/FDSJQDMBAFK7UHZS7EXS552TAE.json","graph_json":"https://pith.science/api/pith-number/FDSJQDMBAFK7UHZS7EXS552TAE/graph.json","events_json":"https://pith.science/api/pith-number/FDSJQDMBAFK7UHZS7EXS552TAE/events.json","paper":"https://pith.science/paper/FDSJQDMB"},"agent_actions":{"view_html":"https://pith.science/pith/FDSJQDMBAFK7UHZS7EXS552TAE","download_json":"https://pith.science/pith/FDSJQDMBAFK7UHZS7EXS552TAE.json","view_paper":"https://pith.science/paper/FDSJQDMB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1504.01389&json=true","fetch_graph":"https://pith.science/api/pith-number/FDSJQDMBAFK7UHZS7EXS552TAE/graph.json","fetch_events":"https://pith.science/api/pith-number/FDSJQDMBAFK7UHZS7EXS552TAE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FDSJQDMBAFK7UHZS7EXS552TAE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FDSJQDMBAFK7UHZS7EXS552TAE/action/storage_attestation","attest_author":"https://pith.science/pith/FDSJQDMBAFK7UHZS7EXS552TAE/action/author_attestation","sign_citation":"https://pith.science/pith/FDSJQDMBAFK7UHZS7EXS552TAE/action/citation_signature","submit_replication":"https://pith.science/pith/FDSJQDMBAFK7UHZS7EXS552TAE/action/replication_record"}},"created_at":"2026-05-18T01:40:49.184604+00:00","updated_at":"2026-05-18T01:40:49.184604+00:00"}