{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:ZLPFUUAKJ4WBUYUYDP6SWZPXAI","short_pith_number":"pith:ZLPFUUAK","schema_version":"1.0","canonical_sha256":"cade5a500a4f2c1a62981bfd2b65f70235d10735af87a1cb1b56dac6746d6430","source":{"kind":"arxiv","id":"1703.04884","version":3},"attestation_state":"computed","paper":{"title":"A search for sterile neutrinos with the latest cosmological observations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"Jing-Fei Zhang, Lu Feng, Xin Zhang","submitted_at":"2017-03-15T02:16:05Z","abstract_excerpt":"We report the result of a search for sterile neutrinos with the latest cosmological observations. Both cases of massless and massive sterile neutrinos are considered in the $\\Lambda$CDM cosmology. The cosmological observations used in this work include the Planck 2015 temperature and polarization data, the baryon acoustic oscillation data, the Hubble constant direct measurement data, the Planck Sunyaev-Zeldovich cluster counts data, the Planck lensing data, and the cosmic shear data. We find that the current observational data give a hint of the existence of massless sterile neutrino (as dark "},"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":"1703.04884","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2017-03-15T02:16:05Z","cross_cats_sorted":["gr-qc","hep-ph"],"title_canon_sha256":"b134a556830655e4ad2aaac6960d2b67424238a51811e52627e55d393b7c701a","abstract_canon_sha256":"6f55f46d99060342213ad4291ed5ce1b0e9ab8abc93632ba8b18eaac0e207c51"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:41:44.247859Z","signature_b64":"4F+lawfcw6oEBYq8cMWgqFn0B2lQQtKBKFQIW/h/pn6z2R4vadiyKXVUvySAdvGCIDZeRNor174Anc10tgGjDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cade5a500a4f2c1a62981bfd2b65f70235d10735af87a1cb1b56dac6746d6430","last_reissued_at":"2026-05-18T00:41:44.247383Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:41:44.247383Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A search for sterile neutrinos with the latest cosmological observations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"Jing-Fei Zhang, Lu Feng, Xin Zhang","submitted_at":"2017-03-15T02:16:05Z","abstract_excerpt":"We report the result of a search for sterile neutrinos with the latest cosmological observations. Both cases of massless and massive sterile neutrinos are considered in the $\\Lambda$CDM cosmology. The cosmological observations used in this work include the Planck 2015 temperature and polarization data, the baryon acoustic oscillation data, the Hubble constant direct measurement data, the Planck Sunyaev-Zeldovich cluster counts data, the Planck lensing data, and the cosmic shear data. We find that the current observational data give a hint of the existence of massless sterile neutrino (as dark "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.04884","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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":"1703.04884","created_at":"2026-05-18T00:41:44.247452+00:00"},{"alias_kind":"arxiv_version","alias_value":"1703.04884v3","created_at":"2026-05-18T00:41:44.247452+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.04884","created_at":"2026-05-18T00:41:44.247452+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZLPFUUAKJ4WB","created_at":"2026-05-18T12:31:59.375834+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZLPFUUAKJ4WBUYUY","created_at":"2026-05-18T12:31:59.375834+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZLPFUUAK","created_at":"2026-05-18T12:31:59.375834+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2605.21310","citing_title":"Contrastive self-supervised convolutional autoencoder for core-collapse supernova gravitational-wave detection","ref_index":38,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/ZLPFUUAKJ4WBUYUYDP6SWZPXAI","json":"https://pith.science/pith/ZLPFUUAKJ4WBUYUYDP6SWZPXAI.json","graph_json":"https://pith.science/api/pith-number/ZLPFUUAKJ4WBUYUYDP6SWZPXAI/graph.json","events_json":"https://pith.science/api/pith-number/ZLPFUUAKJ4WBUYUYDP6SWZPXAI/events.json","paper":"https://pith.science/paper/ZLPFUUAK"},"agent_actions":{"view_html":"https://pith.science/pith/ZLPFUUAKJ4WBUYUYDP6SWZPXAI","download_json":"https://pith.science/pith/ZLPFUUAKJ4WBUYUYDP6SWZPXAI.json","view_paper":"https://pith.science/paper/ZLPFUUAK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1703.04884&json=true","fetch_graph":"https://pith.science/api/pith-number/ZLPFUUAKJ4WBUYUYDP6SWZPXAI/graph.json","fetch_events":"https://pith.science/api/pith-number/ZLPFUUAKJ4WBUYUYDP6SWZPXAI/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZLPFUUAKJ4WBUYUYDP6SWZPXAI/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZLPFUUAKJ4WBUYUYDP6SWZPXAI/action/storage_attestation","attest_author":"https://pith.science/pith/ZLPFUUAKJ4WBUYUYDP6SWZPXAI/action/author_attestation","sign_citation":"https://pith.science/pith/ZLPFUUAKJ4WBUYUYDP6SWZPXAI/action/citation_signature","submit_replication":"https://pith.science/pith/ZLPFUUAKJ4WBUYUYDP6SWZPXAI/action/replication_record"}},"created_at":"2026-05-18T00:41:44.247452+00:00","updated_at":"2026-05-18T00:41:44.247452+00:00"}