{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:MOLXIFEPQQETCGFCKGVGMINFAZ","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":"760fdcac961691aa5a87c53846b2c368c6fc2cdb7c161dfd87a862231d1c5291","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-05-09T13:08:31Z","title_canon_sha256":"131c089ab65a0e903b010d352182492174d285bb8e7f630567221646b736ddaf"},"schema_version":"1.0","source":{"id":"1305.2077","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1305.2077","created_at":"2026-05-18T01:50:04Z"},{"alias_kind":"arxiv_version","alias_value":"1305.2077v1","created_at":"2026-05-18T01:50:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1305.2077","created_at":"2026-05-18T01:50:04Z"},{"alias_kind":"pith_short_12","alias_value":"MOLXIFEPQQET","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_16","alias_value":"MOLXIFEPQQETCGFC","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_8","alias_value":"MOLXIFEP","created_at":"2026-05-18T12:27:52Z"}],"graph_snapshots":[{"event_id":"sha256:a51923c228a356fadfda19783e5e07a56f582bfa3ba781ff6b8d13b55619a9ff","target":"graph","created_at":"2026-05-18T01:50:04Z","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"},"paper":{"abstract_excerpt":"We propose a consistency test of some recent X-ray gas mass fraction ($f_{\\rm{gas}}$) measurements in galaxy clusters, using the cosmic distance-duality relation, $\\eta_{\\rm{theory}}=\\dl(1+z)^{-2}/\\da$, with luminosity distance ($\\dl$) data from the Union2 compilation of type Ia supernovae. We set $\\eta_{\\rm{theory}}\\equiv1$, instead of assigning any redshift parameterizations to it, and constrain the cosmological information preferred by $f_{\\rm{gas}}$ data along with supernova observations. We adopt a new binning method in the reduction of the Union2 data, in order to minimize the statistica","authors_text":"Tong-Jie Zhang, Xiao-Lei Meng, Xin Wang, Y. F. Huang","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-05-09T13:08:31Z","title":"Testing X-ray Measurements of Galaxy Cluster Gas Mass Fraction Using the Cosmic Distance-Duality Relation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1305.2077","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":"sha256:1c84b71b220a830e0c6854d5a8252b6b41d4f23c3fb969d0a24fb60e8e768f0e","target":"record","created_at":"2026-05-18T01:50:04Z","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":"760fdcac961691aa5a87c53846b2c368c6fc2cdb7c161dfd87a862231d1c5291","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-05-09T13:08:31Z","title_canon_sha256":"131c089ab65a0e903b010d352182492174d285bb8e7f630567221646b736ddaf"},"schema_version":"1.0","source":{"id":"1305.2077","kind":"arxiv","version":1}},"canonical_sha256":"639774148f84093118a251aa6621a50668f92aca301ce290deda778e9b50e2cf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"639774148f84093118a251aa6621a50668f92aca301ce290deda778e9b50e2cf","first_computed_at":"2026-05-18T01:50:04.234796Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:50:04.234796Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7hu6LzeQpslhsMeUksGfadk6DADuSW+yRdiiHVzjmAI3wteWchhXBAeimW6qEac+X45X4XNh7WwgCdZ35rQnCw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:50:04.235384Z","signed_message":"canonical_sha256_bytes"},"source_id":"1305.2077","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1c84b71b220a830e0c6854d5a8252b6b41d4f23c3fb969d0a24fb60e8e768f0e","sha256:a51923c228a356fadfda19783e5e07a56f582bfa3ba781ff6b8d13b55619a9ff"],"state_sha256":"0518eb834a5c327d58aedc945ae2114d748ceda6a4a40e0a5e5febf3a634cf78"}