{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:TFPRJRLCPRMNVGBBI34BQIRUVS","short_pith_number":"pith:TFPRJRLC","schema_version":"1.0","canonical_sha256":"995f14c5627c58da982146f8182234aca7195612db34b8cf748b61d287b65bbe","source":{"kind":"arxiv","id":"2403.13942","version":2},"attestation_state":"computed","paper":{"title":"Tripartite entanglement in $H \\to ZZ,WW$ decays","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"J. A. Aguilar-Saavedra","submitted_at":"2024-03-20T19:27:58Z","abstract_excerpt":"The decays of the Higgs boson produce a state in which the spins of the decay products and the orbital angular momentum ($L$) are highly entangled. We obtain the tripartite density operator, as well as reduced operators, for the decay into two weak bosons. For $H \\to ZZ$ in the four-lepton final state we also estimate the statistical sensitivity at the Large Hadron Collider and future upgrades, using a binned method to reconstruct the density operators from distributions. With the expected Run 3 data, establishing genuine tripartite entanglement would be possible beyond the $5\\sigma$ level. Th"},"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":"2403.13942","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2024-03-20T19:27:58Z","cross_cats_sorted":[],"title_canon_sha256":"87497d81eda35ad8298a9b667dbe6da9c0e03cbfa39de1390dfc52c71ee8bc68","abstract_canon_sha256":"d668e186cf4d037baf5b20ed22de1f2f228c6e652d6e1bd657934241e0f069de"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:42:34.492969Z","signature_b64":"UfFBYdXzvX0D3yj7JMPFc68+NuzIc97DgM3gaEwpfzwNAoOQbesjm4as++CHuXxgn+fhnWkf0c3fyrZTg3+JCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"995f14c5627c58da982146f8182234aca7195612db34b8cf748b61d287b65bbe","last_reissued_at":"2026-07-05T08:42:34.492506Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:42:34.492506Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Tripartite entanglement in $H \\to ZZ,WW$ decays","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"J. A. Aguilar-Saavedra","submitted_at":"2024-03-20T19:27:58Z","abstract_excerpt":"The decays of the Higgs boson produce a state in which the spins of the decay products and the orbital angular momentum ($L$) are highly entangled. We obtain the tripartite density operator, as well as reduced operators, for the decay into two weak bosons. For $H \\to ZZ$ in the four-lepton final state we also estimate the statistical sensitivity at the Large Hadron Collider and future upgrades, using a binned method to reconstruct the density operators from distributions. With the expected Run 3 data, establishing genuine tripartite entanglement would be possible beyond the $5\\sigma$ level. Th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2403.13942","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/2403.13942/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":"2403.13942","created_at":"2026-07-05T08:42:34.492563+00:00"},{"alias_kind":"arxiv_version","alias_value":"2403.13942v2","created_at":"2026-07-05T08:42:34.492563+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2403.13942","created_at":"2026-07-05T08:42:34.492563+00:00"},{"alias_kind":"pith_short_12","alias_value":"TFPRJRLCPRMN","created_at":"2026-07-05T08:42:34.492563+00:00"},{"alias_kind":"pith_short_16","alias_value":"TFPRJRLCPRMNVGBB","created_at":"2026-07-05T08:42:34.492563+00:00"},{"alias_kind":"pith_short_8","alias_value":"TFPRJRLC","created_at":"2026-07-05T08:42:34.492563+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":5,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2606.11296","citing_title":"Tripartite Entanglement in $e^+ e^- \\to t \\bar{t} Z$","ref_index":77,"is_internal_anchor":false},{"citing_arxiv_id":"2504.01496","citing_title":"Entanglement and Bell Nonlocality in $\\tau^+ \\tau^-$ at the LHC using Machine Learning for Neutrino Reconstruction","ref_index":40,"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":87,"is_internal_anchor":false},{"citing_arxiv_id":"2603.19389","citing_title":"Understanding Bell locality tests at colliders","ref_index":26,"is_internal_anchor":false},{"citing_arxiv_id":"2604.16218","citing_title":"Quantum Tomography and Entanglement in Semi-Leptonic $h\\to VV^*$ Decays at Higher Orders","ref_index":32,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/TFPRJRLCPRMNVGBBI34BQIRUVS","json":"https://pith.science/pith/TFPRJRLCPRMNVGBBI34BQIRUVS.json","graph_json":"https://pith.science/api/pith-number/TFPRJRLCPRMNVGBBI34BQIRUVS/graph.json","events_json":"https://pith.science/api/pith-number/TFPRJRLCPRMNVGBBI34BQIRUVS/events.json","paper":"https://pith.science/paper/TFPRJRLC"},"agent_actions":{"view_html":"https://pith.science/pith/TFPRJRLCPRMNVGBBI34BQIRUVS","download_json":"https://pith.science/pith/TFPRJRLCPRMNVGBBI34BQIRUVS.json","view_paper":"https://pith.science/paper/TFPRJRLC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2403.13942&json=true","fetch_graph":"https://pith.science/api/pith-number/TFPRJRLCPRMNVGBBI34BQIRUVS/graph.json","fetch_events":"https://pith.science/api/pith-number/TFPRJRLCPRMNVGBBI34BQIRUVS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/TFPRJRLCPRMNVGBBI34BQIRUVS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/TFPRJRLCPRMNVGBBI34BQIRUVS/action/storage_attestation","attest_author":"https://pith.science/pith/TFPRJRLCPRMNVGBBI34BQIRUVS/action/author_attestation","sign_citation":"https://pith.science/pith/TFPRJRLCPRMNVGBBI34BQIRUVS/action/citation_signature","submit_replication":"https://pith.science/pith/TFPRJRLCPRMNVGBBI34BQIRUVS/action/replication_record"}},"created_at":"2026-07-05T08:42:34.492563+00:00","updated_at":"2026-07-05T08:42:34.492563+00:00"}