{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:OYZC6Y6OXOROBEWMBZ7ND4522X","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":"10248803f8ab3267b7a5cf25c7bd844901833ca1bf32a3abe36833c7e9874c13","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2014-02-20T20:32:39Z","title_canon_sha256":"230bc4952a9dc0025c2fc4d413338002cf7b716abbf4ba5296d6f00d1c4049e8"},"schema_version":"1.0","source":{"id":"1402.5126","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.5126","created_at":"2026-05-18T02:49:38Z"},{"alias_kind":"arxiv_version","alias_value":"1402.5126v1","created_at":"2026-05-18T02:49:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.5126","created_at":"2026-05-18T02:49:38Z"},{"alias_kind":"pith_short_12","alias_value":"OYZC6Y6OXORO","created_at":"2026-05-18T12:28:43Z"},{"alias_kind":"pith_short_16","alias_value":"OYZC6Y6OXOROBEWM","created_at":"2026-05-18T12:28:43Z"},{"alias_kind":"pith_short_8","alias_value":"OYZC6Y6O","created_at":"2026-05-18T12:28:43Z"}],"graph_snapshots":[{"event_id":"sha256:e1b0813ec218dd40731642d21547ca3dadea15571115170246bce3914b44efd2","target":"graph","created_at":"2026-05-18T02:49:38Z","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"},"paper":{"abstract_excerpt":"We report the first observation of single-top-quark production in the s channel through the combination of the CDF and D0 measurements of the cross section in proton-antiproton collisions at a center-of-mass energy of 1.96 TeV. The data correspond to total integrated luminosities of up to 9.7 fb-1 per experiment. The measured cross section is $\\sigma_s = 1.29^{+0.26}_{-0.24}$ pb. The probability of observing a statistical fluctuation of the background to a cross section of the observed size or larger is $1.8 \\times 10^{-10}$, corresponding to a significance of 6.3 standard deviations for the p","authors_text":"CDF Collaboration, D0 Collaboration","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2014-02-20T20:32:39Z","title":"Observation of s-channel production of single top quarks at the Tevatron"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.5126","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":"sha256:233241bcfebab9f2c75345ed1e31a528d99010f3995d54a17016074c7c758e28","target":"record","created_at":"2026-05-18T02:49:38Z","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":"10248803f8ab3267b7a5cf25c7bd844901833ca1bf32a3abe36833c7e9874c13","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2014-02-20T20:32:39Z","title_canon_sha256":"230bc4952a9dc0025c2fc4d413338002cf7b716abbf4ba5296d6f00d1c4049e8"},"schema_version":"1.0","source":{"id":"1402.5126","kind":"arxiv","version":1}},"canonical_sha256":"76322f63cebba2e092cc0e7ed1f3bad5c8a2baf0cfff201fbd208330ad68469b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"76322f63cebba2e092cc0e7ed1f3bad5c8a2baf0cfff201fbd208330ad68469b","first_computed_at":"2026-05-18T02:49:38.695517Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:49:38.695517Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IeAEf5+jwY8uGRrEioyc0ItO0BBCSaXRLScbxqGlDkq7DO7yW374rbbpO/5j1I4TffBO9SvMzOYNQY0QOE9CBw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:49:38.695912Z","signed_message":"canonical_sha256_bytes"},"source_id":"1402.5126","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:233241bcfebab9f2c75345ed1e31a528d99010f3995d54a17016074c7c758e28","sha256:e1b0813ec218dd40731642d21547ca3dadea15571115170246bce3914b44efd2"],"state_sha256":"4ac996338a34892443b14a19a1f828ef24c048a545e2a1fae1e01262d67f25ca"}