{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1996:FE5LAEY72QHFHCKJ65XQLKAHGS","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":"5d398af1dc43dee108837aa9d8e58da9179b00c7834ce40639460e4742eddfd9","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"1996-02-16T01:41:00Z","title_canon_sha256":"8fc32658ca29bf5c74c48ab5b58f30b66540acd5fb92844efdea541265bfa832"},"schema_version":"1.0","source":{"id":"astro-ph/9602080","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/9602080","created_at":"2026-05-18T01:40:21Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9602080v1","created_at":"2026-05-18T01:40:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9602080","created_at":"2026-05-18T01:40:21Z"},{"alias_kind":"pith_short_12","alias_value":"FE5LAEY72QHF","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_16","alias_value":"FE5LAEY72QHFHCKJ","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_8","alias_value":"FE5LAEY7","created_at":"2026-05-18T12:25:47Z"}],"graph_snapshots":[{"event_id":"sha256:85c62551bd0674b62593ccbbb6ea621a31eda87c52b157f9376ef52da4c3f374","target":"graph","created_at":"2026-05-18T01:40:21Z","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"},"paper":{"abstract_excerpt":"We present an essentially complete, all-sky, X-ray flux limited sample of 242 Abell clusters of galaxies (six of which are double) compiled from ROSAT All-Sky Survey data. Our sample is uncontaminated in the sense that systems featuring prominent X-ray point sources such as AGN or foreground stars have been removed. The sample is limited to high Galactic latitudes ($|b| \\geq 20^{\\circ}$), the nominal redshift range of the ACO catalogue of $z \\leq 0.2$, and X-ray fluxes above $5.0 \\times 10^{-12}$ erg cm$^{-2}$ s$^{-1}$ in the 0.1 -- 2.4 keV band. Due to the X-ray flux limit, our sample consist","authors_text":"A.C. Edge, H. Boehringer, H. Ebeling, J.P. Huchra, U.G. Briel, W. Voges","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"1996-02-16T01:41:00Z","title":"Properties of the X-ray brightest Abell-type clusters of galaxies (XBACs) from ROSAT All-Sky Survey data --- I. The sample"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9602080","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":"sha256:32b1481fa591bb762b199d61276c532600bba92c940eb328c6ab0cfe2909e8a2","target":"record","created_at":"2026-05-18T01:40:21Z","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":"5d398af1dc43dee108837aa9d8e58da9179b00c7834ce40639460e4742eddfd9","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"1996-02-16T01:41:00Z","title_canon_sha256":"8fc32658ca29bf5c74c48ab5b58f30b66540acd5fb92844efdea541265bfa832"},"schema_version":"1.0","source":{"id":"astro-ph/9602080","kind":"arxiv","version":1}},"canonical_sha256":"293ab0131fd40e538949f76f05a80734bdc2e590d44b9f1678da5a2df6dbdfd8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"293ab0131fd40e538949f76f05a80734bdc2e590d44b9f1678da5a2df6dbdfd8","first_computed_at":"2026-05-18T01:40:21.799297Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:40:21.799297Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6KICEm/pWvLptxtdSaAgi/EeEpcxT4vCbmn0A9Yb52O9h5ACdF7Eb7J5zV2TnkTUm0/Q6vie3tiN8urovbaqBA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:40:21.800110Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/9602080","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:32b1481fa591bb762b199d61276c532600bba92c940eb328c6ab0cfe2909e8a2","sha256:85c62551bd0674b62593ccbbb6ea621a31eda87c52b157f9376ef52da4c3f374"],"state_sha256":"3825cdd6bfa2f85e71ff6e5710fcee84fc3397d8d6dcbb63187fe7385f4e964d"}