{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:JQNAESCQ434GOTYSIKWFUP5FY2","short_pith_number":"pith:JQNAESCQ","schema_version":"1.0","canonical_sha256":"4c1a024850e6f8674f1242ac5a3fa5c6a45521997081ca4dc292417dca747cf1","source":{"kind":"arxiv","id":"2407.07878","version":1},"attestation_state":"computed","paper":{"title":"The Cosmological Preference for Negative Neutrino Mass","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-ph","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Daniel Green, Joel Meyers","submitted_at":"2024-07-10T17:46:41Z","abstract_excerpt":"The most precise determination of the sum of neutrino masses from cosmological data, derived from analysis of the cosmic microwave background (CMB) and baryon acoustic acoustic oscillations (BAO) from the Dark Energy Spectroscopic Instrument (DESI), favors a value below the minimum inferred from neutrino flavor oscillation experiments. We explore which data is most responsible of this puzzling aspect of the current constraints on neutrino mass and whether it is related to other anomalies in cosmology. We demonstrate conclusively that the preference for negative neutrino masses is a consequence"},"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":"2407.07878","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-07-10T17:46:41Z","cross_cats_sorted":["hep-ph","hep-th"],"title_canon_sha256":"d5355da02b9c67116c13f026f8286eec49367dced628b61f8bf6084d9aab9a34","abstract_canon_sha256":"964de6d8e5e743bb0e09656594cf9aba1a3ec43f2f0cd4ffebbed58dc0c226ce"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:42:26.583679Z","signature_b64":"Hu+KZcyIAOCmkUPlldMu/A9PDu+Y1r4ss+eXK9LpdcNlKpJ7YsqFb0JxpJil9spnCPMx5XBhOs4+ezAYBJQEDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4c1a024850e6f8674f1242ac5a3fa5c6a45521997081ca4dc292417dca747cf1","last_reissued_at":"2026-07-05T08:42:26.583268Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:42:26.583268Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Cosmological Preference for Negative Neutrino Mass","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-ph","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Daniel Green, Joel Meyers","submitted_at":"2024-07-10T17:46:41Z","abstract_excerpt":"The most precise determination of the sum of neutrino masses from cosmological data, derived from analysis of the cosmic microwave background (CMB) and baryon acoustic acoustic oscillations (BAO) from the Dark Energy Spectroscopic Instrument (DESI), favors a value below the minimum inferred from neutrino flavor oscillation experiments. We explore which data is most responsible of this puzzling aspect of the current constraints on neutrino mass and whether it is related to other anomalies in cosmology. We demonstrate conclusively that the preference for negative neutrino masses is a consequence"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.07878","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/2407.07878/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":"2407.07878","created_at":"2026-07-05T08:42:26.583325+00:00"},{"alias_kind":"arxiv_version","alias_value":"2407.07878v1","created_at":"2026-07-05T08:42:26.583325+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.07878","created_at":"2026-07-05T08:42:26.583325+00:00"},{"alias_kind":"pith_short_12","alias_value":"JQNAESCQ434G","created_at":"2026-07-05T08:42:26.583325+00:00"},{"alias_kind":"pith_short_16","alias_value":"JQNAESCQ434GOTYS","created_at":"2026-07-05T08:42:26.583325+00:00"},{"alias_kind":"pith_short_8","alias_value":"JQNAESCQ","created_at":"2026-07-05T08:42:26.583325+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":19,"internal_anchor_count":2,"sample":[{"citing_arxiv_id":"2607.07777","citing_title":"The Status of Single Scalar Field Dark Energy","ref_index":75,"is_internal_anchor":true},{"citing_arxiv_id":"2607.05221","citing_title":"Pathways and impediments towards a detection of the relic neutrino wind","ref_index":8,"is_internal_anchor":true},{"citing_arxiv_id":"2606.20795","citing_title":"Raising the reionization optical depth with inflationary CMB features","ref_index":33,"is_internal_anchor":false},{"citing_arxiv_id":"2606.12521","citing_title":"Dark Matter with a Drag at Low Redshift","ref_index":78,"is_internal_anchor":false},{"citing_arxiv_id":"2606.05291","citing_title":"The Future of Lepton Flavor","ref_index":41,"is_internal_anchor":false},{"citing_arxiv_id":"2607.01226","citing_title":"Intertwined Constraints in Extended Cosmologies: Dark Energy, Curvature, Neutrinos, and Inflation","ref_index":176,"is_internal_anchor":false},{"citing_arxiv_id":"2606.31324","citing_title":"Cosmological Viability of Exponential Infrared $f(T)$ Gravity","ref_index":110,"is_internal_anchor":false},{"citing_arxiv_id":"2606.30903","citing_title":"Cosmological Concordance in an Especially Opaque Universe: A Tentative Cosmological Detection of Physical Neutrino Mass in $\\Lambda$CDM","ref_index":83,"is_internal_anchor":false},{"citing_arxiv_id":"2605.28923","citing_title":"A Minimal Dark $SU(2)$ Origin of a Massless Dirac Neutrino","ref_index":41,"is_internal_anchor":false},{"citing_arxiv_id":"2606.26237","citing_title":"First full-shape joint analysis of the two- and three-point correlation functions on real data: $\\Lambda$CDM cosmological constraints from BOSS DR12","ref_index":134,"is_internal_anchor":false},{"citing_arxiv_id":"2605.21456","citing_title":"Negative neutrino mass or negative dark energy?","ref_index":22,"is_internal_anchor":false},{"citing_arxiv_id":"2511.20757","citing_title":"Reanalyzing DESI DR1: 2. Constraints on Dark Energy, Spatial Curvature, and Neutrino Masses","ref_index":53,"is_internal_anchor":false},{"citing_arxiv_id":"2601.02077","citing_title":"Joint Constraints on Neutrinos and Dynamical Dark Energy in Minimally Modified Gravity","ref_index":106,"is_internal_anchor":false},{"citing_arxiv_id":"2503.14744","citing_title":"Constraints on Neutrino Physics from DESI DR2 BAO and DR1 Full Shape","ref_index":74,"is_internal_anchor":false},{"citing_arxiv_id":"2411.12022","citing_title":"DESI 2024 VII: Cosmological Constraints from the Full-Shape Modeling of Clustering Measurements","ref_index":184,"is_internal_anchor":false},{"citing_arxiv_id":"2605.11956","citing_title":"Probing the small-scale primordial power spectrum via relic neutrinos and acoustic reheating","ref_index":69,"is_internal_anchor":false},{"citing_arxiv_id":"2604.13423","citing_title":"Into the Gompverse: A robust Gompertzian reionization model for CMB analyses","ref_index":83,"is_internal_anchor":false},{"citing_arxiv_id":"2503.14738","citing_title":"DESI DR2 Results II: Measurements of Baryon Acoustic Oscillations and Cosmological Constraints","ref_index":162,"is_internal_anchor":false},{"citing_arxiv_id":"2604.16564","citing_title":"Observational tests of \\texorpdfstring{$\\Lambda(t)$}{Lambda(t)} cosmology in light of DESI DR2","ref_index":19,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/JQNAESCQ434GOTYSIKWFUP5FY2","json":"https://pith.science/pith/JQNAESCQ434GOTYSIKWFUP5FY2.json","graph_json":"https://pith.science/api/pith-number/JQNAESCQ434GOTYSIKWFUP5FY2/graph.json","events_json":"https://pith.science/api/pith-number/JQNAESCQ434GOTYSIKWFUP5FY2/events.json","paper":"https://pith.science/paper/JQNAESCQ"},"agent_actions":{"view_html":"https://pith.science/pith/JQNAESCQ434GOTYSIKWFUP5FY2","download_json":"https://pith.science/pith/JQNAESCQ434GOTYSIKWFUP5FY2.json","view_paper":"https://pith.science/paper/JQNAESCQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2407.07878&json=true","fetch_graph":"https://pith.science/api/pith-number/JQNAESCQ434GOTYSIKWFUP5FY2/graph.json","fetch_events":"https://pith.science/api/pith-number/JQNAESCQ434GOTYSIKWFUP5FY2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JQNAESCQ434GOTYSIKWFUP5FY2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JQNAESCQ434GOTYSIKWFUP5FY2/action/storage_attestation","attest_author":"https://pith.science/pith/JQNAESCQ434GOTYSIKWFUP5FY2/action/author_attestation","sign_citation":"https://pith.science/pith/JQNAESCQ434GOTYSIKWFUP5FY2/action/citation_signature","submit_replication":"https://pith.science/pith/JQNAESCQ434GOTYSIKWFUP5FY2/action/replication_record"}},"created_at":"2026-07-05T08:42:26.583325+00:00","updated_at":"2026-07-05T08:42:26.583325+00:00"}