{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:NG6BLO4WVXBDMMFMRCAHKR7PBF","short_pith_number":"pith:NG6BLO4W","schema_version":"1.0","canonical_sha256":"69bc15bb96adc23630ac88807547ef095470bfbf44dbb86fa74fb72edbd3f84b","source":{"kind":"arxiv","id":"2511.14864","version":1},"attestation_state":"computed","paper":{"title":"Improved cosmological constraints on axion-lepton interactions","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"hep-ph","authors_text":"Adam Gomu{\\l}ka, Krzysztof Szafra\\'nski, Marcin Badziak, Maxim Laletin","submitted_at":"2025-11-18T19:26:56Z","abstract_excerpt":"We present updated cosmological constraints on axion-lepton interactions based on state-of-the-art computations of the thermal axion abundance. By combining Planck Cosmic Microwave Background (CMB) data with baryon acoustic oscillation (BAO) measurements from DESI DR2, we derive improved limits on both lepton-flavor-conserving (LFC) and lepton-flavor-violating (LFV) axion couplings. Incorporating finite axion mass effects substantially strengthens the bounds for axion masses above 0.1 eV compared to those inferred from the $\\Delta N_{\\rm eff}$ constraint alone. The bounds on the LFC axion-tau "},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2511.14864","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2025-11-18T19:26:56Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"b904ffb886b9be1ad43ef7065a4b48493dfe350c57984877cb350e26692a921d","abstract_canon_sha256":"7c70ef25e0b9ce0ff1b783fe54fd05f0ae85bfdc6affa75cb1804b9141f75c1c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-03T02:05:43.586976Z","signature_b64":"Wb6CrRGKHi5ec4enIDF+bKuL+seplBiZvfY0YTjrzOEqxj5UelwVC1dokvWzSgIpvJOemW+UTSIZIbtzH0kICg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"69bc15bb96adc23630ac88807547ef095470bfbf44dbb86fa74fb72edbd3f84b","last_reissued_at":"2026-06-03T02:05:43.586485Z","signature_status":"signed_v1","first_computed_at":"2026-06-03T02:05:43.586485Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Improved cosmological constraints on axion-lepton interactions","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"hep-ph","authors_text":"Adam Gomu{\\l}ka, Krzysztof Szafra\\'nski, Marcin Badziak, Maxim Laletin","submitted_at":"2025-11-18T19:26:56Z","abstract_excerpt":"We present updated cosmological constraints on axion-lepton interactions based on state-of-the-art computations of the thermal axion abundance. By combining Planck Cosmic Microwave Background (CMB) data with baryon acoustic oscillation (BAO) measurements from DESI DR2, we derive improved limits on both lepton-flavor-conserving (LFC) and lepton-flavor-violating (LFV) axion couplings. Incorporating finite axion mass effects substantially strengthens the bounds for axion masses above 0.1 eV compared to those inferred from the $\\Delta N_{\\rm eff}$ constraint alone. The bounds on the LFC axion-tau "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2511.14864","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2511.14864/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"2511.14864","created_at":"2026-06-03T02:05:43.586546+00:00"},{"alias_kind":"arxiv_version","alias_value":"2511.14864v1","created_at":"2026-06-03T02:05:43.586546+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2511.14864","created_at":"2026-06-03T02:05:43.586546+00:00"},{"alias_kind":"pith_short_12","alias_value":"NG6BLO4WVXBD","created_at":"2026-06-03T02:05:43.586546+00:00"},{"alias_kind":"pith_short_16","alias_value":"NG6BLO4WVXBDMMFM","created_at":"2026-06-03T02:05:43.586546+00:00"},{"alias_kind":"pith_short_8","alias_value":"NG6BLO4W","created_at":"2026-06-03T02:05:43.586546+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/NG6BLO4WVXBDMMFMRCAHKR7PBF","json":"https://pith.science/pith/NG6BLO4WVXBDMMFMRCAHKR7PBF.json","graph_json":"https://pith.science/api/pith-number/NG6BLO4WVXBDMMFMRCAHKR7PBF/graph.json","events_json":"https://pith.science/api/pith-number/NG6BLO4WVXBDMMFMRCAHKR7PBF/events.json","paper":"https://pith.science/paper/NG6BLO4W"},"agent_actions":{"view_html":"https://pith.science/pith/NG6BLO4WVXBDMMFMRCAHKR7PBF","download_json":"https://pith.science/pith/NG6BLO4WVXBDMMFMRCAHKR7PBF.json","view_paper":"https://pith.science/paper/NG6BLO4W","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2511.14864&json=true","fetch_graph":"https://pith.science/api/pith-number/NG6BLO4WVXBDMMFMRCAHKR7PBF/graph.json","fetch_events":"https://pith.science/api/pith-number/NG6BLO4WVXBDMMFMRCAHKR7PBF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NG6BLO4WVXBDMMFMRCAHKR7PBF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NG6BLO4WVXBDMMFMRCAHKR7PBF/action/storage_attestation","attest_author":"https://pith.science/pith/NG6BLO4WVXBDMMFMRCAHKR7PBF/action/author_attestation","sign_citation":"https://pith.science/pith/NG6BLO4WVXBDMMFMRCAHKR7PBF/action/citation_signature","submit_replication":"https://pith.science/pith/NG6BLO4WVXBDMMFMRCAHKR7PBF/action/replication_record"}},"created_at":"2026-06-03T02:05:43.586546+00:00","updated_at":"2026-06-03T02:05:43.586546+00:00"}