{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1999:I37D73RVZANJRRL22LKZR4ENXN","short_pith_number":"pith:I37D73RV","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"},"canonical_sha256":"46fe3fee35c81a98c57ad2d598f08dbb53296658bd356c76e1319d5bb3d9723d","source":{"kind":"arxiv","id":"hep-ph/9901369","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9901369","created_at":"2026-07-04T16:14:03Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9901369v1","created_at":"2026-07-04T16:14:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9901369","created_at":"2026-07-04T16:14:03Z"},{"alias_kind":"pith_short_12","alias_value":"I37D73RVZANJ","created_at":"2026-07-04T16:14:03Z"},{"alias_kind":"pith_short_16","alias_value":"I37D73RVZANJRRL2","created_at":"2026-07-04T16:14:03Z"},{"alias_kind":"pith_short_8","alias_value":"I37D73RV","created_at":"2026-07-04T16:14:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1999:I37D73RVZANJRRL22LKZR4ENXN","target":"record","payload":{"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"},"canonical_sha256":"46fe3fee35c81a98c57ad2d598f08dbb53296658bd356c76e1319d5bb3d9723d","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"},"source_kind":"arxiv","source_id":"hep-ph/9901369","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T16:14:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6lkdP6yXr89/Cxsy6UAl9fqzu8rLKVT6iMMltraVtD0nqimEOumRWOEksPv2PR2mYQAtrfnP5LtS6xpkxK6bDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T02:04:18.247884Z"},"content_sha256":"24821cf4aa99b84d9ecfa1458cab6c776f8a643e99e587aa01d1d00b79a8c452","schema_version":"1.0","event_id":"sha256:24821cf4aa99b84d9ecfa1458cab6c776f8a643e99e587aa01d1d00b79a8c452"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1999:I37D73RVZANJRRL22LKZR4ENXN","target":"graph","payload":{"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T16:14:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rl+OFibr9zhH5RBjSRH0dttQqGAOSywI1sbrZcwzPikYs1RG7Wngm6TtoD+W412Nw8AhoEgKLVkiOCrpVQQhCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T02:04:18.248252Z"},"content_sha256":"33a1cf49023fef453b5e25e1f94ac1bef2186e23e8354b462921b9fcb07e02e5","schema_version":"1.0","event_id":"sha256:33a1cf49023fef453b5e25e1f94ac1bef2186e23e8354b462921b9fcb07e02e5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/I37D73RVZANJRRL22LKZR4ENXN/bundle.json","state_url":"https://pith.science/pith/I37D73RVZANJRRL22LKZR4ENXN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/I37D73RVZANJRRL22LKZR4ENXN/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-07-05T02:04:18Z","links":{"resolver":"https://pith.science/pith/I37D73RVZANJRRL22LKZR4ENXN","bundle":"https://pith.science/pith/I37D73RVZANJRRL22LKZR4ENXN/bundle.json","state":"https://pith.science/pith/I37D73RVZANJRRL22LKZR4ENXN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/I37D73RVZANJRRL22LKZR4ENXN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1999:I37D73RVZANJRRL22LKZR4ENXN","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":"ed484b8d631b7f7249396b51e6aa606bc3c0b8ee52be712e277d27cf7088cae3","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1999-01-21T11:01:25Z","title_canon_sha256":"678955521833890520777ecf0ed9ee9f08cc05c97e86a37115e987aea0e98bce"},"schema_version":"1.0","source":{"id":"hep-ph/9901369","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9901369","created_at":"2026-07-04T16:14:03Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9901369v1","created_at":"2026-07-04T16:14:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9901369","created_at":"2026-07-04T16:14:03Z"},{"alias_kind":"pith_short_12","alias_value":"I37D73RVZANJ","created_at":"2026-07-04T16:14:03Z"},{"alias_kind":"pith_short_16","alias_value":"I37D73RVZANJRRL2","created_at":"2026-07-04T16:14:03Z"},{"alias_kind":"pith_short_8","alias_value":"I37D73RV","created_at":"2026-07-04T16:14:03Z"}],"graph_snapshots":[{"event_id":"sha256:33a1cf49023fef453b5e25e1f94ac1bef2186e23e8354b462921b9fcb07e02e5","target":"graph","created_at":"2026-07-04T16:14:03Z","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/9901369/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"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 $10^{-5}$.","authors_text":"Academia Sin ica), Chao-Shang Huang, Shou-Hua Zhu (ITP, Xiao-Hong Wu","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"1999-01-21T11:01:25Z","title":"Top-Charm Associated Production at High Energy e^+e^- Colliders in Standard Model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9901369","kind":"arxiv","version":1},"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":"sha256:24821cf4aa99b84d9ecfa1458cab6c776f8a643e99e587aa01d1d00b79a8c452","target":"record","created_at":"2026-07-04T16:14:03Z","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":"ed484b8d631b7f7249396b51e6aa606bc3c0b8ee52be712e277d27cf7088cae3","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1999-01-21T11:01:25Z","title_canon_sha256":"678955521833890520777ecf0ed9ee9f08cc05c97e86a37115e987aea0e98bce"},"schema_version":"1.0","source":{"id":"hep-ph/9901369","kind":"arxiv","version":1}},"canonical_sha256":"46fe3fee35c81a98c57ad2d598f08dbb53296658bd356c76e1319d5bb3d9723d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"46fe3fee35c81a98c57ad2d598f08dbb53296658bd356c76e1319d5bb3d9723d","first_computed_at":"2026-07-04T16:14:03.571528Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:14:03.571528Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gJc5CFb8aLd5j7h15InpYx/5cYF71vs5/tOYy9iep41cessHit5D9bTzZkSppvHVvbO6WxrlzfHw8LP32WskBQ==","signature_status":"signed_v1","signed_at":"2026-07-04T16:14:03.572093Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/9901369","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:24821cf4aa99b84d9ecfa1458cab6c776f8a643e99e587aa01d1d00b79a8c452","sha256:33a1cf49023fef453b5e25e1f94ac1bef2186e23e8354b462921b9fcb07e02e5"],"state_sha256":"b12065f0a245ceb7acbb09dab4dd3d43d5e5e721668b53efa7a583fc74a792bd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kuYuTJ0bdchUjZx+67a6+QX95O5RyUMRfhV8AosOaFXM7gU3kVpKGwXotSTtSqL5GHDPyoBaSF6wrPvljzEwBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-05T02:04:18.250142Z","bundle_sha256":"3a2204144bf21fb7a327e1ec75ff1442ac47edc501a56ec7305968042e28877c"}}