{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:1999:I37D73RVZANJRRL22LKZR4ENXN","short_pith_number":"pith:I37D73RV","schema_version":"1.0","canonical_sha256":"46fe3fee35c81a98c57ad2d598f08dbb53296658bd356c76e1319d5bb3d9723d","source":{"kind":"arxiv","id":"hep-ph/9901369","version":1},"attestation_state":"computed","paper":{"title":"Top-Charm Associated Production at High Energy e^+e^- Colliders in Standard Model","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Academia Sin ica), Chao-Shang Huang, Shou-Hua Zhu (ITP, Xiao-Hong Wu","submitted_at":"1999-01-21T11:01:25Z","abstract_excerpt":"The flavor changing neutral current tcV (V=\\gamma,Z) couplings in the production vertex for the process $e^+e^-\\to t\\bar c$ or $\\bar t c$ in the standard model are investigated. The precise calculations keeping all quark masses non-zero are carried out. The total production cross section is found to be $1.84 \\times 10^{-9}$ fb at $\\sqrt s =200 GeV$ and $0.572 \\times 10^{-9}$ fb at $\\sqrt s =500 GeV$ respectively. The result is much smaller than that given in ref. \\cite{clwy} by a factor of $10^{-5}$."},"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-ph/9901369","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1999-01-21T11:01:25Z","cross_cats_sorted":[],"title_canon_sha256":"678955521833890520777ecf0ed9ee9f08cc05c97e86a37115e987aea0e98bce","abstract_canon_sha256":"ed484b8d631b7f7249396b51e6aa606bc3c0b8ee52be712e277d27cf7088cae3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:14:03.572093Z","signature_b64":"gJc5CFb8aLd5j7h15InpYx/5cYF71vs5/tOYy9iep41cessHit5D9bTzZkSppvHVvbO6WxrlzfHw8LP32WskBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"46fe3fee35c81a98c57ad2d598f08dbb53296658bd356c76e1319d5bb3d9723d","last_reissued_at":"2026-07-04T16:14:03.571528Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:14:03.571528Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Top-Charm Associated Production at High Energy e^+e^- Colliders in Standard Model","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Academia Sin ica), Chao-Shang Huang, Shou-Hua Zhu (ITP, Xiao-Hong Wu","submitted_at":"1999-01-21T11:01:25Z","abstract_excerpt":"The flavor changing neutral current tcV (V=\\gamma,Z) couplings in the production vertex for the process $e^+e^-\\to t\\bar c$ or $\\bar t c$ in the standard model are investigated. The precise calculations keeping all quark masses non-zero are carried out. The total production cross section is found to be $1.84 \\times 10^{-9}$ fb at $\\sqrt s =200 GeV$ and $0.572 \\times 10^{-9}$ fb at $\\sqrt s =500 GeV$ respectively. The result is much smaller than that given in ref. \\cite{clwy} by a factor of $10^{-5}$."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9901369","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-ph/9901369/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-ph/9901369","created_at":"2026-07-04T16:14:03.571608+00:00"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9901369v1","created_at":"2026-07-04T16:14:03.571608+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9901369","created_at":"2026-07-04T16:14:03.571608+00:00"},{"alias_kind":"pith_short_12","alias_value":"I37D73RVZANJ","created_at":"2026-07-04T16:14:03.571608+00:00"},{"alias_kind":"pith_short_16","alias_value":"I37D73RVZANJRRL2","created_at":"2026-07-04T16:14:03.571608+00:00"},{"alias_kind":"pith_short_8","alias_value":"I37D73RV","created_at":"2026-07-04T16:14:03.571608+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/I37D73RVZANJRRL22LKZR4ENXN","json":"https://pith.science/pith/I37D73RVZANJRRL22LKZR4ENXN.json","graph_json":"https://pith.science/api/pith-number/I37D73RVZANJRRL22LKZR4ENXN/graph.json","events_json":"https://pith.science/api/pith-number/I37D73RVZANJRRL22LKZR4ENXN/events.json","paper":"https://pith.science/paper/I37D73RV"},"agent_actions":{"view_html":"https://pith.science/pith/I37D73RVZANJRRL22LKZR4ENXN","download_json":"https://pith.science/pith/I37D73RVZANJRRL22LKZR4ENXN.json","view_paper":"https://pith.science/paper/I37D73RV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=hep-ph/9901369&json=true","fetch_graph":"https://pith.science/api/pith-number/I37D73RVZANJRRL22LKZR4ENXN/graph.json","fetch_events":"https://pith.science/api/pith-number/I37D73RVZANJRRL22LKZR4ENXN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/I37D73RVZANJRRL22LKZR4ENXN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/I37D73RVZANJRRL22LKZR4ENXN/action/storage_attestation","attest_author":"https://pith.science/pith/I37D73RVZANJRRL22LKZR4ENXN/action/author_attestation","sign_citation":"https://pith.science/pith/I37D73RVZANJRRL22LKZR4ENXN/action/citation_signature","submit_replication":"https://pith.science/pith/I37D73RVZANJRRL22LKZR4ENXN/action/replication_record"}},"created_at":"2026-07-04T16:14:03.571608+00:00","updated_at":"2026-07-04T16:14:03.571608+00:00"}