{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:NORMTQRRGSA22FX5MITRV46KKE","short_pith_number":"pith:NORMTQRR","schema_version":"1.0","canonical_sha256":"6ba2c9c2313481ad16fd62271af3ca511633ac0e2a666aeaeaf57f80ad1ab271","source":{"kind":"arxiv","id":"1012.1727","version":1},"attestation_state":"computed","paper":{"title":"Cross-correlation of the 2XMMi catalogue with Data Release 7 of the Sloan Digital Sky Survey","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","astro-ph.IM","astro-ph.SR"],"primary_cat":"astro-ph.HE","authors_text":"A. Schwope, C. Motch, F. Carrera, F.-X. Pineau, L. Michel, M.G. Watson, R. Della Ceca, S. Derriere","submitted_at":"2010-12-08T10:11:25Z","abstract_excerpt":"The Survey Science Centre of the XMM-Newton satellite released the first incremental version of the 2XMM catalogue in August 2008 . With more than 220,000 X-ray sources, the 2XMMi was at that time the largest catalogue of X-ray sources ever published and thus constitutes an unprecedented resource for studying the high-energy properties of various classes of X-ray emitters such as AGN and stars. The advent of the 7th release of the Sloan Digital Sky Survey offers the opportunity to cross-match two major surveys and extend the spectral energy distribution of many 2XMMi sources towards the optica"},"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":"1012.1727","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2010-12-08T10:11:25Z","cross_cats_sorted":["astro-ph.CO","astro-ph.IM","astro-ph.SR"],"title_canon_sha256":"6c58a589239248a24cad5291a4fb32b99d6c58f119728947f033986d0046125d","abstract_canon_sha256":"dd111d10e78c4711f19c3f86b89a695585cb5eb9a97c9b72f7355b882d8c3a18"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:04:31.674158Z","signature_b64":"2G6khQdkivjqhDh7ql1Lml/ICNoD3lqvD3jn4Ue1d2Mua8uccbX7IDvEH2ZZ1yFMkbnW1T/fsWHD7uBX30YAAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6ba2c9c2313481ad16fd62271af3ca511633ac0e2a666aeaeaf57f80ad1ab271","last_reissued_at":"2026-05-18T02:04:31.673557Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:04:31.673557Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Cross-correlation of the 2XMMi catalogue with Data Release 7 of the Sloan Digital Sky Survey","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","astro-ph.IM","astro-ph.SR"],"primary_cat":"astro-ph.HE","authors_text":"A. Schwope, C. Motch, F. Carrera, F.-X. Pineau, L. Michel, M.G. Watson, R. Della Ceca, S. Derriere","submitted_at":"2010-12-08T10:11:25Z","abstract_excerpt":"The Survey Science Centre of the XMM-Newton satellite released the first incremental version of the 2XMM catalogue in August 2008 . With more than 220,000 X-ray sources, the 2XMMi was at that time the largest catalogue of X-ray sources ever published and thus constitutes an unprecedented resource for studying the high-energy properties of various classes of X-ray emitters such as AGN and stars. The advent of the 7th release of the Sloan Digital Sky Survey offers the opportunity to cross-match two major surveys and extend the spectral energy distribution of many 2XMMi sources towards the optica"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1012.1727","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":"1012.1727","created_at":"2026-05-18T02:04:31.673626+00:00"},{"alias_kind":"arxiv_version","alias_value":"1012.1727v1","created_at":"2026-05-18T02:04:31.673626+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1012.1727","created_at":"2026-05-18T02:04:31.673626+00:00"},{"alias_kind":"pith_short_12","alias_value":"NORMTQRRGSA2","created_at":"2026-05-18T12:26:10.704358+00:00"},{"alias_kind":"pith_short_16","alias_value":"NORMTQRRGSA22FX5","created_at":"2026-05-18T12:26:10.704358+00:00"},{"alias_kind":"pith_short_8","alias_value":"NORMTQRR","created_at":"2026-05-18T12:26:10.704358+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/NORMTQRRGSA22FX5MITRV46KKE","json":"https://pith.science/pith/NORMTQRRGSA22FX5MITRV46KKE.json","graph_json":"https://pith.science/api/pith-number/NORMTQRRGSA22FX5MITRV46KKE/graph.json","events_json":"https://pith.science/api/pith-number/NORMTQRRGSA22FX5MITRV46KKE/events.json","paper":"https://pith.science/paper/NORMTQRR"},"agent_actions":{"view_html":"https://pith.science/pith/NORMTQRRGSA22FX5MITRV46KKE","download_json":"https://pith.science/pith/NORMTQRRGSA22FX5MITRV46KKE.json","view_paper":"https://pith.science/paper/NORMTQRR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1012.1727&json=true","fetch_graph":"https://pith.science/api/pith-number/NORMTQRRGSA22FX5MITRV46KKE/graph.json","fetch_events":"https://pith.science/api/pith-number/NORMTQRRGSA22FX5MITRV46KKE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NORMTQRRGSA22FX5MITRV46KKE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NORMTQRRGSA22FX5MITRV46KKE/action/storage_attestation","attest_author":"https://pith.science/pith/NORMTQRRGSA22FX5MITRV46KKE/action/author_attestation","sign_citation":"https://pith.science/pith/NORMTQRRGSA22FX5MITRV46KKE/action/citation_signature","submit_replication":"https://pith.science/pith/NORMTQRRGSA22FX5MITRV46KKE/action/replication_record"}},"created_at":"2026-05-18T02:04:31.673626+00:00","updated_at":"2026-05-18T02:04:31.673626+00:00"}