{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:WCVQA6TE4MSWNJPAX6XLJ3A2DM","short_pith_number":"pith:WCVQA6TE","schema_version":"1.0","canonical_sha256":"b0ab007a64e32566a5e0bfaeb4ec1a1b1be8298a8288827def0d984289568522","source":{"kind":"arxiv","id":"1607.05641","version":2},"attestation_state":"computed","paper":{"title":"Quasi-Dirac neutrinos at the LHC","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"E. Nardi, G. Anamiati, M. Hirsch","submitted_at":"2016-07-19T15:52:23Z","abstract_excerpt":"Lepton number violation is searched for at the LHC using same-sign leptons plus jets. The standard lore is that the ratio of same-sign lepton to opposite-sign lepton events, $R_{ll}$, is equal to $R_{ll}=1$ ($R_{ll}=0$) for Majorana (Dirac) neutrinos. We argue that for \"quasi-Dirac\" neutrinos, $R_{ll}$ can have any value between 0 and 1, the precise value being controlled by the mass splitting versus the width of the quasi-Dirac resonances. A measurement of $R_{ll}\\neq 0,1$ would then contain valuable information about the origin of neutrino masses. We consider as an example the inverse seesaw"},"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":"1607.05641","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-07-19T15:52:23Z","cross_cats_sorted":[],"title_canon_sha256":"89e780ad825b505cc68dfe7006afd24fcfd078a1ff515c246ba3c7128a87372f","abstract_canon_sha256":"25de1fa23e9bf2693eb522813d6cb3551e858dab7e22cd31ba4d0283982e2d65"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:00:34.141516Z","signature_b64":"DuZWrnzPheAxNYcdZiDg5MgpzLPo1i3idyH5bkn2rDlhsC2vH+tj2YMjKSX3MX8H1T1OJuVWtDmKSC8MZxz/Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b0ab007a64e32566a5e0bfaeb4ec1a1b1be8298a8288827def0d984289568522","last_reissued_at":"2026-05-18T01:00:34.140792Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:00:34.140792Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Quasi-Dirac neutrinos at the LHC","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"E. Nardi, G. Anamiati, M. Hirsch","submitted_at":"2016-07-19T15:52:23Z","abstract_excerpt":"Lepton number violation is searched for at the LHC using same-sign leptons plus jets. The standard lore is that the ratio of same-sign lepton to opposite-sign lepton events, $R_{ll}$, is equal to $R_{ll}=1$ ($R_{ll}=0$) for Majorana (Dirac) neutrinos. We argue that for \"quasi-Dirac\" neutrinos, $R_{ll}$ can have any value between 0 and 1, the precise value being controlled by the mass splitting versus the width of the quasi-Dirac resonances. A measurement of $R_{ll}\\neq 0,1$ would then contain valuable information about the origin of neutrino masses. We consider as an example the inverse seesaw"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.05641","kind":"arxiv","version":2},"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":"1607.05641","created_at":"2026-05-18T01:00:34.140907+00:00"},{"alias_kind":"arxiv_version","alias_value":"1607.05641v2","created_at":"2026-05-18T01:00:34.140907+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.05641","created_at":"2026-05-18T01:00:34.140907+00:00"},{"alias_kind":"pith_short_12","alias_value":"WCVQA6TE4MSW","created_at":"2026-05-18T12:30:48.956258+00:00"},{"alias_kind":"pith_short_16","alias_value":"WCVQA6TE4MSWNJPA","created_at":"2026-05-18T12:30:48.956258+00:00"},{"alias_kind":"pith_short_8","alias_value":"WCVQA6TE","created_at":"2026-05-18T12:30:48.956258+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2601.15921","citing_title":"Dominant Thermal Resonant Mechanism for Low-Scale Leptogenesis","ref_index":28,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/WCVQA6TE4MSWNJPAX6XLJ3A2DM","json":"https://pith.science/pith/WCVQA6TE4MSWNJPAX6XLJ3A2DM.json","graph_json":"https://pith.science/api/pith-number/WCVQA6TE4MSWNJPAX6XLJ3A2DM/graph.json","events_json":"https://pith.science/api/pith-number/WCVQA6TE4MSWNJPAX6XLJ3A2DM/events.json","paper":"https://pith.science/paper/WCVQA6TE"},"agent_actions":{"view_html":"https://pith.science/pith/WCVQA6TE4MSWNJPAX6XLJ3A2DM","download_json":"https://pith.science/pith/WCVQA6TE4MSWNJPAX6XLJ3A2DM.json","view_paper":"https://pith.science/paper/WCVQA6TE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1607.05641&json=true","fetch_graph":"https://pith.science/api/pith-number/WCVQA6TE4MSWNJPAX6XLJ3A2DM/graph.json","fetch_events":"https://pith.science/api/pith-number/WCVQA6TE4MSWNJPAX6XLJ3A2DM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WCVQA6TE4MSWNJPAX6XLJ3A2DM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WCVQA6TE4MSWNJPAX6XLJ3A2DM/action/storage_attestation","attest_author":"https://pith.science/pith/WCVQA6TE4MSWNJPAX6XLJ3A2DM/action/author_attestation","sign_citation":"https://pith.science/pith/WCVQA6TE4MSWNJPAX6XLJ3A2DM/action/citation_signature","submit_replication":"https://pith.science/pith/WCVQA6TE4MSWNJPAX6XLJ3A2DM/action/replication_record"}},"created_at":"2026-05-18T01:00:34.140907+00:00","updated_at":"2026-05-18T01:00:34.140907+00:00"}