{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:LUUF55SWCVSJK3ATGSKWAMBLAL","short_pith_number":"pith:LUUF55SW","schema_version":"1.0","canonical_sha256":"5d285ef6561564956c13349560302b02ed327cde76efd64b1dcccfd2ce826629","source":{"kind":"arxiv","id":"1603.03240","version":1},"attestation_state":"computed","paper":{"title":"The XXL Survey: VI. The 1000 brightest X-ray point sources","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"A. Bongiorno, A. Elyiv, A. Iovino, A. Stanford, B. Poggianti, C. Adami, C. Horellou, C. Lidman, C. Vignali, D. Eckert, E. Koulouridis, E. Piconcelli, E. Pompei, F. Ardila, F. Menanteau, F. Pacaud, I. Baldry, J. J. Mohr, J. Liske, J. Willis, L. Chiappetti, L. Faccioli, L. Guennou, M. Bremer, M. Brusa, M. E. Ramos-Ceja, M. Owers, M. Pierre, M. Plionis, O. Melnyk, P. Ranalli, R. Tuffs, S. Alis, S. Arnouts, S. Desai, S. Fotopoulou, S. Maurogordato, S. Paltani, T. Sadibekova","submitted_at":"2016-03-10T12:48:26Z","abstract_excerpt":"X-ray extragalactic surveys are ideal laboratories for the study of the evolution and clustering of active galactic nuclei (AGN). The XXL Survey spans two fields of a combined 50 $deg^2$ observed for more than 6Ms with XMM-Newton, occupying the parameter space between deep surveys and very wide area surveys; at the same time it benefits from a wealth of ancillary data. This paper marks the first release of the XXL point source catalogue selected in the 2-10 keV energy band with limiting flux $F_{2-10keV}=4.8\\cdot10^{-14}\\rm{erg\\,s^{-1}\\,cm^{-2}}$. We use both public and proprietary data sets t"},"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":"1603.03240","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-03-10T12:48:26Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"12f4fc9f5b59bc266294db876062a798e3012d456c4c45ed155553e106d029a7","abstract_canon_sha256":"6428ea0d020b98591bf2b46eb036478448a82937704824ae5762b20223918e3d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:12:29.833282Z","signature_b64":"LNh+lQul3c6V1wB0UYpewrWUQImUiD7vB9EVJEXMbf2+B4/pXf7DXHOSUjapvNakGWIzYE6UPooJyN0bWUTUAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5d285ef6561564956c13349560302b02ed327cde76efd64b1dcccfd2ce826629","last_reissued_at":"2026-05-18T01:12:29.832944Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:12:29.832944Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The XXL Survey: VI. The 1000 brightest X-ray point sources","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"A. Bongiorno, A. Elyiv, A. Iovino, A. Stanford, B. Poggianti, C. Adami, C. Horellou, C. Lidman, C. Vignali, D. Eckert, E. Koulouridis, E. Piconcelli, E. Pompei, F. Ardila, F. Menanteau, F. Pacaud, I. Baldry, J. J. Mohr, J. Liske, J. Willis, L. Chiappetti, L. Faccioli, L. Guennou, M. Bremer, M. Brusa, M. E. Ramos-Ceja, M. Owers, M. Pierre, M. Plionis, O. Melnyk, P. Ranalli, R. Tuffs, S. Alis, S. Arnouts, S. Desai, S. Fotopoulou, S. Maurogordato, S. Paltani, T. Sadibekova","submitted_at":"2016-03-10T12:48:26Z","abstract_excerpt":"X-ray extragalactic surveys are ideal laboratories for the study of the evolution and clustering of active galactic nuclei (AGN). The XXL Survey spans two fields of a combined 50 $deg^2$ observed for more than 6Ms with XMM-Newton, occupying the parameter space between deep surveys and very wide area surveys; at the same time it benefits from a wealth of ancillary data. This paper marks the first release of the XXL point source catalogue selected in the 2-10 keV energy band with limiting flux $F_{2-10keV}=4.8\\cdot10^{-14}\\rm{erg\\,s^{-1}\\,cm^{-2}}$. We use both public and proprietary data sets t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.03240","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":"1603.03240","created_at":"2026-05-18T01:12:29.833000+00:00"},{"alias_kind":"arxiv_version","alias_value":"1603.03240v1","created_at":"2026-05-18T01:12:29.833000+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.03240","created_at":"2026-05-18T01:12:29.833000+00:00"},{"alias_kind":"pith_short_12","alias_value":"LUUF55SWCVSJ","created_at":"2026-05-18T12:30:29.479603+00:00"},{"alias_kind":"pith_short_16","alias_value":"LUUF55SWCVSJK3AT","created_at":"2026-05-18T12:30:29.479603+00:00"},{"alias_kind":"pith_short_8","alias_value":"LUUF55SW","created_at":"2026-05-18T12:30:29.479603+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/LUUF55SWCVSJK3ATGSKWAMBLAL","json":"https://pith.science/pith/LUUF55SWCVSJK3ATGSKWAMBLAL.json","graph_json":"https://pith.science/api/pith-number/LUUF55SWCVSJK3ATGSKWAMBLAL/graph.json","events_json":"https://pith.science/api/pith-number/LUUF55SWCVSJK3ATGSKWAMBLAL/events.json","paper":"https://pith.science/paper/LUUF55SW"},"agent_actions":{"view_html":"https://pith.science/pith/LUUF55SWCVSJK3ATGSKWAMBLAL","download_json":"https://pith.science/pith/LUUF55SWCVSJK3ATGSKWAMBLAL.json","view_paper":"https://pith.science/paper/LUUF55SW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1603.03240&json=true","fetch_graph":"https://pith.science/api/pith-number/LUUF55SWCVSJK3ATGSKWAMBLAL/graph.json","fetch_events":"https://pith.science/api/pith-number/LUUF55SWCVSJK3ATGSKWAMBLAL/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LUUF55SWCVSJK3ATGSKWAMBLAL/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LUUF55SWCVSJK3ATGSKWAMBLAL/action/storage_attestation","attest_author":"https://pith.science/pith/LUUF55SWCVSJK3ATGSKWAMBLAL/action/author_attestation","sign_citation":"https://pith.science/pith/LUUF55SWCVSJK3ATGSKWAMBLAL/action/citation_signature","submit_replication":"https://pith.science/pith/LUUF55SWCVSJK3ATGSKWAMBLAL/action/replication_record"}},"created_at":"2026-05-18T01:12:29.833000+00:00","updated_at":"2026-05-18T01:12:29.833000+00:00"}