{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:DRW33G5QH6YHY2MJ7RNOH462PO","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"e41ead944ffa93e5a6b2c01a372135621c53e0fdb76625bf6f4fc317641f6ecb","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-07-06T13:21:35Z","title_canon_sha256":"4ed277b46c3ed4f83c1a113cf31541e4070d51e5b786158241cca2adc4e84ade"},"schema_version":"1.0","source":{"id":"astro-ph/0607107","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0607107","created_at":"2026-07-04T16:59:04Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0607107v1","created_at":"2026-07-04T16:59:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0607107","created_at":"2026-07-04T16:59:04Z"},{"alias_kind":"pith_short_12","alias_value":"DRW33G5QH6YH","created_at":"2026-07-04T16:59:04Z"},{"alias_kind":"pith_short_16","alias_value":"DRW33G5QH6YHY2MJ","created_at":"2026-07-04T16:59:04Z"},{"alias_kind":"pith_short_8","alias_value":"DRW33G5Q","created_at":"2026-07-04T16:59:04Z"}],"graph_snapshots":[{"event_id":"sha256:63d43462639fa928308559a07ca4edf8a13d6e070f2cee9497e363976c9f7dca","target":"graph","created_at":"2026-07-04T16:59:04Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/astro-ph/0607107/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We have surveyed with XMM-Newton the central ~0.6 deg2 region of the ELAIS-S1 field down to flux limits of ~5.5X10-16 cgs (0.5-2 keV, S band), ~2X10-15 cgs (2-10 keV, H band), and ~4X10-15 cgs (5-10 keV, HH band). We detect a total of 478 sources, 395 and 205 of which detected in the S and H bands respectively. We identified 7 clearly extended sources and estimated their redshift through X-ray spectral fits with thermal models. In four cases the redshift is consistent with z=0.4. We have computed the angular correlation function of the sources in the S and H bands, finding best fit correlation","authors_text":"A. Comastri, A. Franceschini, A. Grazian, C. Feruglio, C. Gruppioni, C. Vignali, F. Fiore, F. La Franca, G. Zamorani, H. Buttery, I. Pillitteri, J.E. Dias, M. Brusa, M. Mignoli, N. Sacchi, P. Ciliegi, S. Berta, S. Puccetti, V. D'Elia","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2006-07-06T13:21:35Z","title":"The XMM-Newton survey of the ELAIS-S1 field. I: Number counts, angular correlation function and X-ray spectral properties"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0607107","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:15b8ddcce45f65e6fe92b0009432546eeca99d02bd5b2ffb710a1c5cb3f65c37","target":"record","created_at":"2026-07-04T16:59:04Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"e41ead944ffa93e5a6b2c01a372135621c53e0fdb76625bf6f4fc317641f6ecb","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-07-06T13:21:35Z","title_canon_sha256":"4ed277b46c3ed4f83c1a113cf31541e4070d51e5b786158241cca2adc4e84ade"},"schema_version":"1.0","source":{"id":"astro-ph/0607107","kind":"arxiv","version":1}},"canonical_sha256":"1c6dbd9bb03fb07c6989fc5ae3f3da7b9ce3addf791d0b210e8068db67869ded","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1c6dbd9bb03fb07c6989fc5ae3f3da7b9ce3addf791d0b210e8068db67869ded","first_computed_at":"2026-07-04T16:59:04.911491Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:59:04.911491Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/WON11ZIIYa7eY9FdoH6f+Bsioi/oy9MF8JTy1H+ldDlwwA+xfYGzC+4nE3xdlbi1WfwV2YhwajCkBlXPkCRDw==","signature_status":"signed_v1","signed_at":"2026-07-04T16:59:04.911901Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0607107","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:15b8ddcce45f65e6fe92b0009432546eeca99d02bd5b2ffb710a1c5cb3f65c37","sha256:63d43462639fa928308559a07ca4edf8a13d6e070f2cee9497e363976c9f7dca"],"state_sha256":"326adcd4adfaf468006597b41a02ea7d4595358818e9fe52c00bac39a6e33828"}