{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:CZMS2EKGKHOXEPVZ7GFHIKFAE3","short_pith_number":"pith:CZMS2EKG","schema_version":"1.0","canonical_sha256":"16592d114651dd723eb9f98a7428a026d2e5645ada95082e067e0900ba5cefb4","source":{"kind":"arxiv","id":"2411.19171","version":2},"attestation_state":"computed","paper":{"title":"Looking into the quantum entanglement in $H\\to ZZ^\\star$ at LHC within SMEFT framework","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"hep-ph","authors_text":"Amir Subba, Ritesh K. Singh, Rohini M. Godbole","submitted_at":"2024-11-28T14:20:20Z","abstract_excerpt":"We study $H\\to ZZ^\\star$ production process in final four lepton states at $13$ TeV LHC in SMEFT framework. The anomalous $HZZ$ couplings are parameterized with dimension-6 $SU(2)_L\\times U(1)_Y$ gauge invariant operators. We compute the eight polarizations of each $Z$ boson and $64$ spin-correlations as asymmetries in angular functions of final decayed leptons in the rest frame of the $Z$ boson. These asymmetries are further used to construct the joint density matrix (DM) for $ZZ^\\star$ system. However, such DM suffers from negative probability and eigenvalues. To alleviate the negativity iss"},"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":"2411.19171","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2024-11-28T14:20:20Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"2130efde501aa30f7e08192c245b9687a5c7bfcfdd560c4b53debcfc9ce27776","abstract_canon_sha256":"da032474c43b721252d4fe7480252cddd8cb3335fb936082d4d117800aa740e1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:54:29.950781Z","signature_b64":"jJ5sOP+g0VWV1Ry9eHP3H7e3mA/LCRyLYXzrA+GI7bGxx0n4S0DNmWDruVVbpsJe5nfahEYMGSsumCk80GD3BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"16592d114651dd723eb9f98a7428a026d2e5645ada95082e067e0900ba5cefb4","last_reissued_at":"2026-07-05T09:54:29.950381Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:54:29.950381Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Looking into the quantum entanglement in $H\\to ZZ^\\star$ at LHC within SMEFT framework","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"hep-ph","authors_text":"Amir Subba, Ritesh K. Singh, Rohini M. Godbole","submitted_at":"2024-11-28T14:20:20Z","abstract_excerpt":"We study $H\\to ZZ^\\star$ production process in final four lepton states at $13$ TeV LHC in SMEFT framework. The anomalous $HZZ$ couplings are parameterized with dimension-6 $SU(2)_L\\times U(1)_Y$ gauge invariant operators. We compute the eight polarizations of each $Z$ boson and $64$ spin-correlations as asymmetries in angular functions of final decayed leptons in the rest frame of the $Z$ boson. These asymmetries are further used to construct the joint density matrix (DM) for $ZZ^\\star$ system. However, such DM suffers from negative probability and eigenvalues. To alleviate the negativity iss"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.19171","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2411.19171/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":"2411.19171","created_at":"2026-07-05T09:54:29.950439+00:00"},{"alias_kind":"arxiv_version","alias_value":"2411.19171v2","created_at":"2026-07-05T09:54:29.950439+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.19171","created_at":"2026-07-05T09:54:29.950439+00:00"},{"alias_kind":"pith_short_12","alias_value":"CZMS2EKGKHOX","created_at":"2026-07-05T09:54:29.950439+00:00"},{"alias_kind":"pith_short_16","alias_value":"CZMS2EKGKHOXEPVZ","created_at":"2026-07-05T09:54:29.950439+00:00"},{"alias_kind":"pith_short_8","alias_value":"CZMS2EKG","created_at":"2026-07-05T09:54:29.950439+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2606.10737","citing_title":"Does the Weinberg angle allow a local hidden-variable description for the leptonic decays of an entangled $ZZ$ pair?","ref_index":16,"is_internal_anchor":false},{"citing_arxiv_id":"2510.17730","citing_title":"Automated computation of spin-density matrices and quantum observables for collider physics","ref_index":52,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/CZMS2EKGKHOXEPVZ7GFHIKFAE3","json":"https://pith.science/pith/CZMS2EKGKHOXEPVZ7GFHIKFAE3.json","graph_json":"https://pith.science/api/pith-number/CZMS2EKGKHOXEPVZ7GFHIKFAE3/graph.json","events_json":"https://pith.science/api/pith-number/CZMS2EKGKHOXEPVZ7GFHIKFAE3/events.json","paper":"https://pith.science/paper/CZMS2EKG"},"agent_actions":{"view_html":"https://pith.science/pith/CZMS2EKGKHOXEPVZ7GFHIKFAE3","download_json":"https://pith.science/pith/CZMS2EKGKHOXEPVZ7GFHIKFAE3.json","view_paper":"https://pith.science/paper/CZMS2EKG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2411.19171&json=true","fetch_graph":"https://pith.science/api/pith-number/CZMS2EKGKHOXEPVZ7GFHIKFAE3/graph.json","fetch_events":"https://pith.science/api/pith-number/CZMS2EKGKHOXEPVZ7GFHIKFAE3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CZMS2EKGKHOXEPVZ7GFHIKFAE3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CZMS2EKGKHOXEPVZ7GFHIKFAE3/action/storage_attestation","attest_author":"https://pith.science/pith/CZMS2EKGKHOXEPVZ7GFHIKFAE3/action/author_attestation","sign_citation":"https://pith.science/pith/CZMS2EKGKHOXEPVZ7GFHIKFAE3/action/citation_signature","submit_replication":"https://pith.science/pith/CZMS2EKGKHOXEPVZ7GFHIKFAE3/action/replication_record"}},"created_at":"2026-07-05T09:54:29.950439+00:00","updated_at":"2026-07-05T09:54:29.950439+00:00"}