{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:LF7XR4NFL7ACCIM7DMJU5BIVAR","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":"d72fc62f13316277deaf3ca6307d92862ca8a9099b0710020481957856f07a79","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2026-02-11T18:12:02Z","title_canon_sha256":"cdc71c7b095d70dbcd42966f8fcbc0cf74250c591ce4570ed4bcf8b83539dbe2"},"schema_version":"1.0","source":{"id":"2602.11100","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2602.11100","created_at":"2026-07-28T00:21:34Z"},{"alias_kind":"arxiv_version","alias_value":"2602.11100v1","created_at":"2026-07-28T00:21:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2602.11100","created_at":"2026-07-28T00:21:34Z"},{"alias_kind":"pith_short_12","alias_value":"LF7XR4NFL7AC","created_at":"2026-07-28T00:21:34Z"},{"alias_kind":"pith_short_16","alias_value":"LF7XR4NFL7ACCIM7","created_at":"2026-07-28T00:21:34Z"},{"alias_kind":"pith_short_8","alias_value":"LF7XR4NF","created_at":"2026-07-28T00:21:34Z"}],"graph_snapshots":[{"event_id":"sha256:5ec00f92c423eeff3eee749b143bdfd8a360f5a9b200064f28dfaa127b29f42f","target":"graph","created_at":"2026-07-28T00:21:34Z","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/2602.11100/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We derive updated cosmological bounds on light axion-like particles (ALPs) coupled to leptons or photons, using a full phase-space treatment of their production from the primordial thermal plasma. The ALP phase-space distribution, obtained by solving the momentum-dependent Boltzmann equation for the relevant production processes, is consistently propagated into the computation of cosmological observables, allowing us to assess the impact of non-thermal spectral distortions on the effective number of relativistic species, $\\Delta N_{\\rm eff}$. Using state-of-the-art measurements of the cosmic m","authors_text":"Luca Caloni, Luca Visinelli, Martina Gerbino, Massimiliano Lattanzi, Nicola Barbieri","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2026-02-11T18:12:02Z","title":"Beyond thermal approximations: Precise cosmological bounds on Axion-Like Particles"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2602.11100","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":"sha256:9d6d55bfcc31ab44435f2ec44973e6e8ac545d9c7eff22111d6ffab5f1ec5e75","target":"record","created_at":"2026-07-28T00:21:34Z","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":"d72fc62f13316277deaf3ca6307d92862ca8a9099b0710020481957856f07a79","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2026-02-11T18:12:02Z","title_canon_sha256":"cdc71c7b095d70dbcd42966f8fcbc0cf74250c591ce4570ed4bcf8b83539dbe2"},"schema_version":"1.0","source":{"id":"2602.11100","kind":"arxiv","version":1}},"canonical_sha256":"597f78f1a55fc021219f1b134e8515046f95747581f5171c358f4f4a1107c534","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"597f78f1a55fc021219f1b134e8515046f95747581f5171c358f4f4a1107c534","first_computed_at":"2026-07-28T00:21:34.259211Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-28T00:21:34.259211Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OmhoKyAa2G7u//S8YybUVHxS9FAasfQlSxDnhZ1PyYZ0UA9GGFduEj1UchunKsaRfzjugIMe5+25BspOmukPAg==","signature_status":"signed_v1","signed_at":"2026-07-28T00:21:34.260135Z","signed_message":"canonical_sha256_bytes"},"source_id":"2602.11100","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9d6d55bfcc31ab44435f2ec44973e6e8ac545d9c7eff22111d6ffab5f1ec5e75","sha256:5ec00f92c423eeff3eee749b143bdfd8a360f5a9b200064f28dfaa127b29f42f"],"state_sha256":"7b53a936000b9da97ea911e03f5327ba90157debe6a9e48048082bf2944dcea2"}