{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:XHUPRANJE33KALKMTF4BDARQZP","short_pith_number":"pith:XHUPRANJ","schema_version":"1.0","canonical_sha256":"b9e8f881a926f6a02d4c9978118230cbe462f9cdc096a24752b67cda983d3e2c","source":{"kind":"arxiv","id":"1002.1048","version":4},"attestation_state":"computed","paper":{"title":"Asymmetric Left-Right Model and the Top Pair Forward-Backward Asymmetry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Chiu-Tien Yu, Vernon Barger, Wai-Yee Keung","submitted_at":"2010-02-04T17:50:12Z","abstract_excerpt":"The forward-backward asymmetry measurement in top-pair production at the Tevatron is about $2\\sigma$ from the Standard Model prediction. We propose an asymmetric left-right model, which includes a $W'$ boson with a right-handed coupling of down to top quark, and a $Z'$ boson with diagonal couplings to the up, top, and down quarks with $M_{W'}\\approx175$ GeV and $M_{Z'}\\approx 900$ GeV. The model accounts for the asymmetry while remaining consistent with the top-pair total cross-section and invariant mass distribution."},"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":"1002.1048","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2010-02-04T17:50:12Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"f414a6c1679de1146fcaeb169625af16ce3eb68ba832365be03b5de3368ce11c","abstract_canon_sha256":"a5d435fb374ac29475aa1e6191d380a9603be97fdcaaa0408b31c3110fb2acce"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:33:48.675630Z","signature_b64":"OhjOFkvfAfY7WVofyVY3fChWm7uu4mNHKYPGSxcGbYbkZYUIs0SOvXFzumJSyZbI+PZgVOIs1svpvwLbAVZRBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b9e8f881a926f6a02d4c9978118230cbe462f9cdc096a24752b67cda983d3e2c","last_reissued_at":"2026-05-18T02:33:48.675065Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:33:48.675065Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Asymmetric Left-Right Model and the Top Pair Forward-Backward Asymmetry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Chiu-Tien Yu, Vernon Barger, Wai-Yee Keung","submitted_at":"2010-02-04T17:50:12Z","abstract_excerpt":"The forward-backward asymmetry measurement in top-pair production at the Tevatron is about $2\\sigma$ from the Standard Model prediction. We propose an asymmetric left-right model, which includes a $W'$ boson with a right-handed coupling of down to top quark, and a $Z'$ boson with diagonal couplings to the up, top, and down quarks with $M_{W'}\\approx175$ GeV and $M_{Z'}\\approx 900$ GeV. The model accounts for the asymmetry while remaining consistent with the top-pair total cross-section and invariant mass distribution."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1002.1048","kind":"arxiv","version":4},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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":"1002.1048","created_at":"2026-05-18T02:33:48.675158+00:00"},{"alias_kind":"arxiv_version","alias_value":"1002.1048v4","created_at":"2026-05-18T02:33:48.675158+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1002.1048","created_at":"2026-05-18T02:33:48.675158+00:00"},{"alias_kind":"pith_short_12","alias_value":"XHUPRANJE33K","created_at":"2026-05-18T12:26:17.028572+00:00"},{"alias_kind":"pith_short_16","alias_value":"XHUPRANJE33KALKM","created_at":"2026-05-18T12:26:17.028572+00:00"},{"alias_kind":"pith_short_8","alias_value":"XHUPRANJ","created_at":"2026-05-18T12:26:17.028572+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/XHUPRANJE33KALKMTF4BDARQZP","json":"https://pith.science/pith/XHUPRANJE33KALKMTF4BDARQZP.json","graph_json":"https://pith.science/api/pith-number/XHUPRANJE33KALKMTF4BDARQZP/graph.json","events_json":"https://pith.science/api/pith-number/XHUPRANJE33KALKMTF4BDARQZP/events.json","paper":"https://pith.science/paper/XHUPRANJ"},"agent_actions":{"view_html":"https://pith.science/pith/XHUPRANJE33KALKMTF4BDARQZP","download_json":"https://pith.science/pith/XHUPRANJE33KALKMTF4BDARQZP.json","view_paper":"https://pith.science/paper/XHUPRANJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1002.1048&json=true","fetch_graph":"https://pith.science/api/pith-number/XHUPRANJE33KALKMTF4BDARQZP/graph.json","fetch_events":"https://pith.science/api/pith-number/XHUPRANJE33KALKMTF4BDARQZP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XHUPRANJE33KALKMTF4BDARQZP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XHUPRANJE33KALKMTF4BDARQZP/action/storage_attestation","attest_author":"https://pith.science/pith/XHUPRANJE33KALKMTF4BDARQZP/action/author_attestation","sign_citation":"https://pith.science/pith/XHUPRANJE33KALKMTF4BDARQZP/action/citation_signature","submit_replication":"https://pith.science/pith/XHUPRANJE33KALKMTF4BDARQZP/action/replication_record"}},"created_at":"2026-05-18T02:33:48.675158+00:00","updated_at":"2026-05-18T02:33:48.675158+00:00"}