{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:LGM3EQMFDWJ7OF7QR43BD7AZCV","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":"42c23a0ddbbb480ebda642ae15622b803ce0756fff5aabd9887acb2c20730678","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2007-03-23T19:58:43Z","title_canon_sha256":"dfb068cc2038089560e78bf1ab142ab28706fbcec4a4645a55e28a17f056f89e"},"schema_version":"1.0","source":{"id":"hep-ph/0703261","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0703261","created_at":"2026-07-04T15:31:41Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0703261v4","created_at":"2026-07-04T15:31:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0703261","created_at":"2026-07-04T15:31:41Z"},{"alias_kind":"pith_short_12","alias_value":"LGM3EQMFDWJ7","created_at":"2026-07-04T15:31:41Z"},{"alias_kind":"pith_short_16","alias_value":"LGM3EQMFDWJ7OF7Q","created_at":"2026-07-04T15:31:41Z"},{"alias_kind":"pith_short_8","alias_value":"LGM3EQMF","created_at":"2026-07-04T15:31:41Z"}],"graph_snapshots":[{"event_id":"sha256:8870308305732fcb7194118f58396e510894d9b318bf55d20cfd630e4ee13521","target":"graph","created_at":"2026-07-04T15:31:41Z","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/hep-ph/0703261/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study the LHC discovery potential for heavy Majorana neutrino singlets in the process pp -> W+ -> l+ N -> l+ l+ jj (l=e,mu) plus its charge conjugate. With a fast detector simulation we show that backgrounds involving two like-sign charged leptons are not negligible and, moreover, they cannot be eliminated with simple sequential kinematical cuts. Using a likelihood analysis it is shown that, for heavy neutrinos coupling only to the muon, LHC has 5 sigma sensitivity for masses up to 200 GeV in the final state mu+- mu+- jj. This reduction in sensitivity, compared to previous parton-level esti","authors_text":"F. del Aguila, J. A. Aguilar-Saavedra, R. Pittau","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"2007-03-23T19:58:43Z","title":"Heavy neutrino signals at large hadron colliders"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0703261","kind":"arxiv","version":4},"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:b1188c7a8d6d4bc7c8d16723a646c1f37836e4dd815299d154c26b98ec6a465f","target":"record","created_at":"2026-07-04T15:31:41Z","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":"42c23a0ddbbb480ebda642ae15622b803ce0756fff5aabd9887acb2c20730678","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2007-03-23T19:58:43Z","title_canon_sha256":"dfb068cc2038089560e78bf1ab142ab28706fbcec4a4645a55e28a17f056f89e"},"schema_version":"1.0","source":{"id":"hep-ph/0703261","kind":"arxiv","version":4}},"canonical_sha256":"5999b241851d93f717f08f3611fc19155403593575139a637e3092eab6c8bf8e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5999b241851d93f717f08f3611fc19155403593575139a637e3092eab6c8bf8e","first_computed_at":"2026-07-04T15:31:41.800039Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:31:41.800039Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5rv/0BFBw8HDsqrfpxS2mLzTphJA2iJCLvtBwgnVDcTlVf9SYqoDjl+rTnU4d8ot+V6m1znALXF/aMqWWylICg==","signature_status":"signed_v1","signed_at":"2026-07-04T15:31:41.800406Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/0703261","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b1188c7a8d6d4bc7c8d16723a646c1f37836e4dd815299d154c26b98ec6a465f","sha256:8870308305732fcb7194118f58396e510894d9b318bf55d20cfd630e4ee13521"],"state_sha256":"337f213a3e2dbfb355b6fafc90e1f4d4f816a0bf6c50a3f2a11d19331531a01a"}