{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:5Z3KQNRLMWCQ5TBLEV2PO2B6V5","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":"4efaa54ce9a62e566a04c316b4c70eebe9201df09a5702c46d3602cb449f70c3","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-01-17T16:42:13Z","title_canon_sha256":"5077bf9b418d23ccd7c850a4370c164599451610055275f04ba19567680fa0c6"},"schema_version":"1.0","source":{"id":"2501.10295","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.10295","created_at":"2026-07-05T11:14:52Z"},{"alias_kind":"arxiv_version","alias_value":"2501.10295v1","created_at":"2026-07-05T11:14:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.10295","created_at":"2026-07-05T11:14:52Z"},{"alias_kind":"pith_short_12","alias_value":"5Z3KQNRLMWCQ","created_at":"2026-07-05T11:14:52Z"},{"alias_kind":"pith_short_16","alias_value":"5Z3KQNRLMWCQ5TBL","created_at":"2026-07-05T11:14:52Z"},{"alias_kind":"pith_short_8","alias_value":"5Z3KQNRL","created_at":"2026-07-05T11:14:52Z"}],"graph_snapshots":[{"event_id":"sha256:f1731f771180a2b22c4e7f60ad6f19342f4598ec8b934feb8d9d4f05d4c91361","target":"graph","created_at":"2026-07-05T11:14:52Z","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/2501.10295/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The mass distribution of merging binary black holes is generically predicted to evolve with redshift, reflecting systematic changes in their astrophysical environment, stellar progenitors, and/or dominant formation channels over cosmic time. Whether or not such an effect is observed in gravitational-wave data, however, remains an open question, with some contradictory results present in the literature. In this paper, we study the ensemble of binary black holes within the latest GWTC-3 catalog released by the LIGO-Virgo-KAGRA Collaboration, systematically surveying for possible evolution of the","authors_text":"Kevin Turbang, Max Lalleman, Nick van Remortel, Thomas Callister","cross_cats":["gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-01-17T16:42:13Z","title":"No evidence that the binary black hole mass distribution evolves with redshift"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.10295","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":"sha256:39658483ce32be14f376be21dc4bee8158882e23058ee0f98cf2012df3770ff4","target":"record","created_at":"2026-07-05T11:14:52Z","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":"4efaa54ce9a62e566a04c316b4c70eebe9201df09a5702c46d3602cb449f70c3","cross_cats_sorted":["gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-01-17T16:42:13Z","title_canon_sha256":"5077bf9b418d23ccd7c850a4370c164599451610055275f04ba19567680fa0c6"},"schema_version":"1.0","source":{"id":"2501.10295","kind":"arxiv","version":1}},"canonical_sha256":"ee76a8362b65850ecc2b2574f7683eaf5b825c988c79040983ef37dde2464420","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ee76a8362b65850ecc2b2574f7683eaf5b825c988c79040983ef37dde2464420","first_computed_at":"2026-07-05T11:14:52.731049Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:14:52.731049Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zW7FcoYJtL6/MMHxEv2AXuV80aaK1kmHUuGsdaDVsAa2Kg2CQqdcFczLOo0mCHQQuiwDjJTsgbJhFt25cAq8CQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:14:52.731648Z","signed_message":"canonical_sha256_bytes"},"source_id":"2501.10295","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:39658483ce32be14f376be21dc4bee8158882e23058ee0f98cf2012df3770ff4","sha256:f1731f771180a2b22c4e7f60ad6f19342f4598ec8b934feb8d9d4f05d4c91361"],"state_sha256":"7f770735cee4a7759e7f445e5566ddedd933a136df675576da978adaaad5aad9"}