{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:Q5G6LFJKYAYVOQS2GDPR4CWPC3","short_pith_number":"pith:Q5G6LFJK","schema_version":"1.0","canonical_sha256":"874de5952ac03157425a30df1e0acf16ee8343eba738d3df8d3516c741ebd2d6","source":{"kind":"arxiv","id":"0911.4286","version":1},"attestation_state":"computed","paper":{"title":"Measurement of the ttbar cross section using high-multiplicity jet events","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"the D0 Collaboration","submitted_at":"2009-11-22T20:40:14Z","abstract_excerpt":"We present a measurement of the ttbar cross section using high-multiplicity jet events produced in ppbar collisions at sqrt{s}=1.96 TeV. These data were recorded at the Fermilab Tevatron collider with the D0 detector. Events with at least six jets, two of them identified as b jets, were selected from a 1 fb-1 data set. The measured cross section, assuming a top quark mass of 175 GeV/c^2, is 6.9 \\pm 2.0 pb, in agreement with theoretical expectations."},"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":"0911.4286","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2009-11-22T20:40:14Z","cross_cats_sorted":[],"title_canon_sha256":"fd59709c4ff47fc9490b0f620c90b55e6b77cc1e700bf091dcb96d6e23e8609b","abstract_canon_sha256":"b209abb87b08392a47473b8ddf61dab7cab5741bf68c8f84fe688c4e9185ea3a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:48:01.996889Z","signature_b64":"iLI9x3cm0zw1kto7VI2BptiifLVn0JwlSBquHrSMORzkN1f62Fo1j8hhuW/yDzcxQy+45ntMF13X+zyogSxABQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"874de5952ac03157425a30df1e0acf16ee8343eba738d3df8d3516c741ebd2d6","last_reissued_at":"2026-05-18T03:48:01.996180Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:48:01.996180Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Measurement of the ttbar cross section using high-multiplicity jet events","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"the D0 Collaboration","submitted_at":"2009-11-22T20:40:14Z","abstract_excerpt":"We present a measurement of the ttbar cross section using high-multiplicity jet events produced in ppbar collisions at sqrt{s}=1.96 TeV. These data were recorded at the Fermilab Tevatron collider with the D0 detector. Events with at least six jets, two of them identified as b jets, were selected from a 1 fb-1 data set. The measured cross section, assuming a top quark mass of 175 GeV/c^2, is 6.9 \\pm 2.0 pb, in agreement with theoretical expectations."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0911.4286","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":""},"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":"0911.4286","created_at":"2026-05-18T03:48:01.996292+00:00"},{"alias_kind":"arxiv_version","alias_value":"0911.4286v1","created_at":"2026-05-18T03:48:01.996292+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0911.4286","created_at":"2026-05-18T03:48:01.996292+00:00"},{"alias_kind":"pith_short_12","alias_value":"Q5G6LFJKYAYV","created_at":"2026-05-18T12:26:01.383474+00:00"},{"alias_kind":"pith_short_16","alias_value":"Q5G6LFJKYAYVOQS2","created_at":"2026-05-18T12:26:01.383474+00:00"},{"alias_kind":"pith_short_8","alias_value":"Q5G6LFJK","created_at":"2026-05-18T12:26:01.383474+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/Q5G6LFJKYAYVOQS2GDPR4CWPC3","json":"https://pith.science/pith/Q5G6LFJKYAYVOQS2GDPR4CWPC3.json","graph_json":"https://pith.science/api/pith-number/Q5G6LFJKYAYVOQS2GDPR4CWPC3/graph.json","events_json":"https://pith.science/api/pith-number/Q5G6LFJKYAYVOQS2GDPR4CWPC3/events.json","paper":"https://pith.science/paper/Q5G6LFJK"},"agent_actions":{"view_html":"https://pith.science/pith/Q5G6LFJKYAYVOQS2GDPR4CWPC3","download_json":"https://pith.science/pith/Q5G6LFJKYAYVOQS2GDPR4CWPC3.json","view_paper":"https://pith.science/paper/Q5G6LFJK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0911.4286&json=true","fetch_graph":"https://pith.science/api/pith-number/Q5G6LFJKYAYVOQS2GDPR4CWPC3/graph.json","fetch_events":"https://pith.science/api/pith-number/Q5G6LFJKYAYVOQS2GDPR4CWPC3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/Q5G6LFJKYAYVOQS2GDPR4CWPC3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/Q5G6LFJKYAYVOQS2GDPR4CWPC3/action/storage_attestation","attest_author":"https://pith.science/pith/Q5G6LFJKYAYVOQS2GDPR4CWPC3/action/author_attestation","sign_citation":"https://pith.science/pith/Q5G6LFJKYAYVOQS2GDPR4CWPC3/action/citation_signature","submit_replication":"https://pith.science/pith/Q5G6LFJKYAYVOQS2GDPR4CWPC3/action/replication_record"}},"created_at":"2026-05-18T03:48:01.996292+00:00","updated_at":"2026-05-18T03:48:01.996292+00:00"}