{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:OTWGD35LHSPJQDOSB62GTGRSG2","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":"204fada32ac94d0885e871c4a65f0c7b30a149809b89040c768718b7ca6d39be","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-05-15T05:46:19Z","title_canon_sha256":"8567877485a080e115687263920f0ab0e3f55a845cf6fbdfa3cd036f0b50d86f"},"schema_version":"1.0","source":{"id":"0805.2207","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0805.2207","created_at":"2026-05-18T04:29:33Z"},{"alias_kind":"arxiv_version","alias_value":"0805.2207v3","created_at":"2026-05-18T04:29:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0805.2207","created_at":"2026-05-18T04:29:33Z"},{"alias_kind":"pith_short_12","alias_value":"OTWGD35LHSPJ","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_16","alias_value":"OTWGD35LHSPJQDOS","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_8","alias_value":"OTWGD35L","created_at":"2026-05-18T12:25:57Z"}],"graph_snapshots":[{"event_id":"sha256:29a2bb2c4abc6a23c5b0c3be84afbc99f427b83e9bbefe3aeaeeafe53a4c532e","target":"graph","created_at":"2026-05-18T04:29:33Z","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 discuss the measurements of the galaxy cluster mass functions at z=~0.05 and z=~0.5 using high-quality Chandra observations of samples derived from the ROSAT PSPC All-Sky and 400deg^2 surveys. We provide a full reference for the data analysis procedures, present updated calibration of relations between the total cluster mass and its X-ray indicators (T_X, Mgas, and Y_X) based on a subsample of low-z relaxed clusters, and present a first measurement of the evolving L_X-Mtot relation (with Mtot estimated from Y_X) obtained from a well-defined statistically complete cluster sample and with app","authors_text":"A.Hornstrup, A.Vikhlinin, A.V.Kravtsov, A.Voevodkin, C.Jones, D.Nagai, H.Ebeling, H.Quintana, R.A.Burenin, S.S.Murray, W.R.Forman","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-05-15T05:46:19Z","title":"Chandra Cluster Cosmology Project II: Samples and X-ray Data Reduction"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0805.2207","kind":"arxiv","version":3},"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":"sha256:6558d7f12d02599663880df5b05b47fdb35fc59edaba4ddbb6b75f0e0fc3a4f0","target":"record","created_at":"2026-05-18T04:29:33Z","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":"204fada32ac94d0885e871c4a65f0c7b30a149809b89040c768718b7ca6d39be","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-05-15T05:46:19Z","title_canon_sha256":"8567877485a080e115687263920f0ab0e3f55a845cf6fbdfa3cd036f0b50d86f"},"schema_version":"1.0","source":{"id":"0805.2207","kind":"arxiv","version":3}},"canonical_sha256":"74ec61efab3c9e980dd20fb4699a32368d821941233690fe3c2833568c3358af","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"74ec61efab3c9e980dd20fb4699a32368d821941233690fe3c2833568c3358af","first_computed_at":"2026-05-18T04:29:33.626363Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:29:33.626363Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"GCQpaFEBpuYH7ZCUceSqQn5+mPnb0b1duJcLb2XLe5aU82Nc+TAf6i1StHK3WiNmgakF6Sz2YqJQVSFRpcJtAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:29:33.626724Z","signed_message":"canonical_sha256_bytes"},"source_id":"0805.2207","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6558d7f12d02599663880df5b05b47fdb35fc59edaba4ddbb6b75f0e0fc3a4f0","sha256:29a2bb2c4abc6a23c5b0c3be84afbc99f427b83e9bbefe3aeaeeafe53a4c532e"],"state_sha256":"3fe00a59f0162cdb188123e9441af662b8bff61acafeaf353883c1aa43c4929c"}