{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:1999:4YHJHHZ75BCSCLUSU5N2FCX6TJ","short_pith_number":"pith:4YHJHHZ7","schema_version":"1.0","canonical_sha256":"e60e939f3fe845212e92a75ba28afe9a47e44b0bf6b36abb0f5f8c72a571e796","source":{"kind":"arxiv","id":"hep-ex/9907045","version":1},"attestation_state":"computed","paper":{"title":"A new measurement of the properties of the rare decay K -> pi+ e+ e-","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"et al. ( E865-collaboration ), R. Appel","submitted_at":"1999-07-22T20:10:33Z","abstract_excerpt":"A large low-background sample of events (10300) has been collected for the rare decay of kaons in flight K+ -> pi+ e+ e- by experiment E865 at the Brookhaven AGS. The decay products were accepted by a broad band high-resolution charged particle spectrometer with particle identification. The branching ratio (2.94 +- 0.05(stat.) +- 0.13(syst.) +- 0.05(model))*10**{-7} was determined normalizing to events from the decay chain K+ -> pi+ pi0; pi0 -> e+ e- gamma. From the analysis of the decay distributions the vector nature of this decay is firmly established now, and limits on scalar and tensor co"},"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":"hep-ex/9907045","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ex","submitted_at":"1999-07-22T20:10:33Z","cross_cats_sorted":[],"title_canon_sha256":"ec8f9637a649b6d42a60946256e93d28401bd82d346965defbd8cf6fbfd488f2","abstract_canon_sha256":"2ef35f7a4b2ce2679cf9a5109c59f78bcd4408f75a818c2e33a8529a15aa2ea8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:20:44.930459Z","signature_b64":"Vl5rtKIy5+29FH2NunNnNS0+2SCTw8Nk1zgey0qcbgBXO/4PM+3TnGRuTEWKksfQcAotv7F4ESfYUq7LCAPmBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e60e939f3fe845212e92a75ba28afe9a47e44b0bf6b36abb0f5f8c72a571e796","last_reissued_at":"2026-07-04T15:20:44.930103Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:20:44.930103Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A new measurement of the properties of the rare decay K -> pi+ e+ e-","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"et al. ( E865-collaboration ), R. Appel","submitted_at":"1999-07-22T20:10:33Z","abstract_excerpt":"A large low-background sample of events (10300) has been collected for the rare decay of kaons in flight K+ -> pi+ e+ e- by experiment E865 at the Brookhaven AGS. The decay products were accepted by a broad band high-resolution charged particle spectrometer with particle identification. The branching ratio (2.94 +- 0.05(stat.) +- 0.13(syst.) +- 0.05(model))*10**{-7} was determined normalizing to events from the decay chain K+ -> pi+ pi0; pi0 -> e+ e- gamma. From the analysis of the decay distributions the vector nature of this decay is firmly established now, and limits on scalar and tensor co"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ex/9907045","kind":"arxiv","version":1},"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/hep-ex/9907045/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":"hep-ex/9907045","created_at":"2026-07-04T15:20:44.930164+00:00"},{"alias_kind":"arxiv_version","alias_value":"hep-ex/9907045v1","created_at":"2026-07-04T15:20:44.930164+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ex/9907045","created_at":"2026-07-04T15:20:44.930164+00:00"},{"alias_kind":"pith_short_12","alias_value":"4YHJHHZ75BCS","created_at":"2026-07-04T15:20:44.930164+00:00"},{"alias_kind":"pith_short_16","alias_value":"4YHJHHZ75BCSCLUS","created_at":"2026-07-04T15:20:44.930164+00:00"},{"alias_kind":"pith_short_8","alias_value":"4YHJHHZ7","created_at":"2026-07-04T15:20:44.930164+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":2,"sample":[{"citing_arxiv_id":"2605.23759","citing_title":"Correlated $b \\to s$ and $s \\to d$ Rare Semileptonic Transitions in the Standard Model Effective Field Theory","ref_index":13,"is_internal_anchor":true},{"citing_arxiv_id":"1907.05616","citing_title":"Theory perspectives on rare Kaon decays and CPV","ref_index":13,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/4YHJHHZ75BCSCLUSU5N2FCX6TJ","json":"https://pith.science/pith/4YHJHHZ75BCSCLUSU5N2FCX6TJ.json","graph_json":"https://pith.science/api/pith-number/4YHJHHZ75BCSCLUSU5N2FCX6TJ/graph.json","events_json":"https://pith.science/api/pith-number/4YHJHHZ75BCSCLUSU5N2FCX6TJ/events.json","paper":"https://pith.science/paper/4YHJHHZ7"},"agent_actions":{"view_html":"https://pith.science/pith/4YHJHHZ75BCSCLUSU5N2FCX6TJ","download_json":"https://pith.science/pith/4YHJHHZ75BCSCLUSU5N2FCX6TJ.json","view_paper":"https://pith.science/paper/4YHJHHZ7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=hep-ex/9907045&json=true","fetch_graph":"https://pith.science/api/pith-number/4YHJHHZ75BCSCLUSU5N2FCX6TJ/graph.json","fetch_events":"https://pith.science/api/pith-number/4YHJHHZ75BCSCLUSU5N2FCX6TJ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/4YHJHHZ75BCSCLUSU5N2FCX6TJ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/4YHJHHZ75BCSCLUSU5N2FCX6TJ/action/storage_attestation","attest_author":"https://pith.science/pith/4YHJHHZ75BCSCLUSU5N2FCX6TJ/action/author_attestation","sign_citation":"https://pith.science/pith/4YHJHHZ75BCSCLUSU5N2FCX6TJ/action/citation_signature","submit_replication":"https://pith.science/pith/4YHJHHZ75BCSCLUSU5N2FCX6TJ/action/replication_record"}},"created_at":"2026-07-04T15:20:44.930164+00:00","updated_at":"2026-07-04T15:20:44.930164+00:00"}