{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:PG5XS33BAZHOXEEFMEDXYVIBOU","short_pith_number":"pith:PG5XS33B","schema_version":"1.0","canonical_sha256":"79bb796f61064eeb908561077c5501752ddd49d4d3a5247df857af037acfece9","source":{"kind":"arxiv","id":"0906.4974","version":1},"attestation_state":"computed","paper":{"title":"XMM-Newton observations of SDSS J143030.22$-$001115.1: an unusually flat spectrum AGN","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"D. Fields, D. Grupe, E.C. Golowacz, R. Pogge, R. Williams, S. Mathur","submitted_at":"2009-06-26T16:20:27Z","abstract_excerpt":"We present XMM observations of the AGN SDSS 1430-0011. The low S/N spectrum of this source obtained in a snap shot Chandra observation showed an unusually flat continuum. With the follow up XMM observations we find that the source spectrum is complex; it either has an ionized absorber or a partially covering absorber. The underlying power-law is in the normal range observed for AGNs. The low luminosity of the source during Chandra observations can be understood in terms of variations in the absorber properties. The X-ray and optical properties of this source are such that it cannot be securely"},"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":"0906.4974","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-06-26T16:20:27Z","cross_cats_sorted":[],"title_canon_sha256":"de89d7f17d8c0ba51e230f77465257c6c5b49fc7e9e51eb98a89d1f8badac52d","abstract_canon_sha256":"cbf13f7d4c57681dffd5054ef9d9bdc8b9273db02f89f5f30544960e562f5bc6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:13:12.342340Z","signature_b64":"Dz4V2sbLhhSZZqTNVB0ht3ybOMHQWfTlEIWE+dG6dshIfDuGkLg6w28GevDeYj4yn57lLPz9D/8CUiYXyTU1BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"79bb796f61064eeb908561077c5501752ddd49d4d3a5247df857af037acfece9","last_reissued_at":"2026-05-18T02:13:12.341584Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:13:12.341584Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"XMM-Newton observations of SDSS J143030.22$-$001115.1: an unusually flat spectrum AGN","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"D. Fields, D. Grupe, E.C. Golowacz, R. Pogge, R. Williams, S. Mathur","submitted_at":"2009-06-26T16:20:27Z","abstract_excerpt":"We present XMM observations of the AGN SDSS 1430-0011. The low S/N spectrum of this source obtained in a snap shot Chandra observation showed an unusually flat continuum. With the follow up XMM observations we find that the source spectrum is complex; it either has an ionized absorber or a partially covering absorber. The underlying power-law is in the normal range observed for AGNs. The low luminosity of the source during Chandra observations can be understood in terms of variations in the absorber properties. The X-ray and optical properties of this source are such that it cannot be securely"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0906.4974","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":"0906.4974","created_at":"2026-05-18T02:13:12.341696+00:00"},{"alias_kind":"arxiv_version","alias_value":"0906.4974v1","created_at":"2026-05-18T02:13:12.341696+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0906.4974","created_at":"2026-05-18T02:13:12.341696+00:00"},{"alias_kind":"pith_short_12","alias_value":"PG5XS33BAZHO","created_at":"2026-05-18T12:26:01.383474+00:00"},{"alias_kind":"pith_short_16","alias_value":"PG5XS33BAZHOXEEF","created_at":"2026-05-18T12:26:01.383474+00:00"},{"alias_kind":"pith_short_8","alias_value":"PG5XS33B","created_at":"2026-05-18T12:26:01.383474+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/PG5XS33BAZHOXEEFMEDXYVIBOU","json":"https://pith.science/pith/PG5XS33BAZHOXEEFMEDXYVIBOU.json","graph_json":"https://pith.science/api/pith-number/PG5XS33BAZHOXEEFMEDXYVIBOU/graph.json","events_json":"https://pith.science/api/pith-number/PG5XS33BAZHOXEEFMEDXYVIBOU/events.json","paper":"https://pith.science/paper/PG5XS33B"},"agent_actions":{"view_html":"https://pith.science/pith/PG5XS33BAZHOXEEFMEDXYVIBOU","download_json":"https://pith.science/pith/PG5XS33BAZHOXEEFMEDXYVIBOU.json","view_paper":"https://pith.science/paper/PG5XS33B","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0906.4974&json=true","fetch_graph":"https://pith.science/api/pith-number/PG5XS33BAZHOXEEFMEDXYVIBOU/graph.json","fetch_events":"https://pith.science/api/pith-number/PG5XS33BAZHOXEEFMEDXYVIBOU/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PG5XS33BAZHOXEEFMEDXYVIBOU/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PG5XS33BAZHOXEEFMEDXYVIBOU/action/storage_attestation","attest_author":"https://pith.science/pith/PG5XS33BAZHOXEEFMEDXYVIBOU/action/author_attestation","sign_citation":"https://pith.science/pith/PG5XS33BAZHOXEEFMEDXYVIBOU/action/citation_signature","submit_replication":"https://pith.science/pith/PG5XS33BAZHOXEEFMEDXYVIBOU/action/replication_record"}},"created_at":"2026-05-18T02:13:12.341696+00:00","updated_at":"2026-05-18T02:13:12.341696+00:00"}