{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:JFTCKTGC6LV4HEJ2SIIGM4TOEU","short_pith_number":"pith:JFTCKTGC","schema_version":"1.0","canonical_sha256":"4966254cc2f2ebc3913a921066726e2512636f8edd618c34bf25177df36f98fc","source":{"kind":"arxiv","id":"1204.2340","version":2},"attestation_state":"computed","paper":{"title":"Measurement of the Lambda_b^0 lifetime in the exclusive decay Lambda_b^0 -> J/psi Lambda^0 in ppbar collisions at sqrt(s)=1.96 TeV","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"D0 Collaboration","submitted_at":"2012-04-11T05:40:22Z","abstract_excerpt":"We measure the Lambda_b^0 lifetime in the fully reconstructed decay Lambda_b^0 -> J/psi Lambda^0 using 10.4 fb^-1 of ppbar collisions collected with the D0 detector at sqrt(s)=1.96 TeV. The lifetime of the topologically similar decay channel B^0 -> J/psi K^0_S is also measured. We obtain tau(Lambda_b^0) = 1.303 +- 0.075 (stat.) +- 0.035 (syst.) ps and tau(B^0) = 1.508 +- 0.025 (stat.) +- 0.043 (syst.) ps. Using these measurements, we determine the lifetime ratio of tau(Lambda_b^0)/tau(B^0) = 0.864 +- 0.052 (stat.) +- 0.033 (syst.)."},"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":"1204.2340","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2012-04-11T05:40:22Z","cross_cats_sorted":[],"title_canon_sha256":"f1661e75de042e3e00981bce33d1043dd31cb6b7e6235b95c917eafd8beb2735","abstract_canon_sha256":"9a954459bc6a0efd53c3696ac2461ddf233ff75c4f9c1bfcb384fc1bd76c57d3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:45:22.944817Z","signature_b64":"ZAq/LT8PZUz7j8JF282Ce6P0sRqkfsUxykvzissJLbDL8MKBSwYkarCVjz+F0F/ZcHU4pfnZsjAtGqXm9zftAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4966254cc2f2ebc3913a921066726e2512636f8edd618c34bf25177df36f98fc","last_reissued_at":"2026-05-18T03:45:22.944333Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:45:22.944333Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Measurement of the Lambda_b^0 lifetime in the exclusive decay Lambda_b^0 -> J/psi Lambda^0 in ppbar collisions at sqrt(s)=1.96 TeV","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"D0 Collaboration","submitted_at":"2012-04-11T05:40:22Z","abstract_excerpt":"We measure the Lambda_b^0 lifetime in the fully reconstructed decay Lambda_b^0 -> J/psi Lambda^0 using 10.4 fb^-1 of ppbar collisions collected with the D0 detector at sqrt(s)=1.96 TeV. The lifetime of the topologically similar decay channel B^0 -> J/psi K^0_S is also measured. We obtain tau(Lambda_b^0) = 1.303 +- 0.075 (stat.) +- 0.035 (syst.) ps and tau(B^0) = 1.508 +- 0.025 (stat.) +- 0.043 (syst.) ps. Using these measurements, we determine the lifetime ratio of tau(Lambda_b^0)/tau(B^0) = 0.864 +- 0.052 (stat.) +- 0.033 (syst.)."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.2340","kind":"arxiv","version":2},"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":"1204.2340","created_at":"2026-05-18T03:45:22.944400+00:00"},{"alias_kind":"arxiv_version","alias_value":"1204.2340v2","created_at":"2026-05-18T03:45:22.944400+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.2340","created_at":"2026-05-18T03:45:22.944400+00:00"},{"alias_kind":"pith_short_12","alias_value":"JFTCKTGC6LV4","created_at":"2026-05-18T12:27:11.947152+00:00"},{"alias_kind":"pith_short_16","alias_value":"JFTCKTGC6LV4HEJ2","created_at":"2026-05-18T12:27:11.947152+00:00"},{"alias_kind":"pith_short_8","alias_value":"JFTCKTGC","created_at":"2026-05-18T12:27:11.947152+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2411.18639","citing_title":"Averages of $b$-hadron, $c$-hadron, and $\\tau$-lepton properties as of 2023","ref_index":87,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/JFTCKTGC6LV4HEJ2SIIGM4TOEU","json":"https://pith.science/pith/JFTCKTGC6LV4HEJ2SIIGM4TOEU.json","graph_json":"https://pith.science/api/pith-number/JFTCKTGC6LV4HEJ2SIIGM4TOEU/graph.json","events_json":"https://pith.science/api/pith-number/JFTCKTGC6LV4HEJ2SIIGM4TOEU/events.json","paper":"https://pith.science/paper/JFTCKTGC"},"agent_actions":{"view_html":"https://pith.science/pith/JFTCKTGC6LV4HEJ2SIIGM4TOEU","download_json":"https://pith.science/pith/JFTCKTGC6LV4HEJ2SIIGM4TOEU.json","view_paper":"https://pith.science/paper/JFTCKTGC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1204.2340&json=true","fetch_graph":"https://pith.science/api/pith-number/JFTCKTGC6LV4HEJ2SIIGM4TOEU/graph.json","fetch_events":"https://pith.science/api/pith-number/JFTCKTGC6LV4HEJ2SIIGM4TOEU/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JFTCKTGC6LV4HEJ2SIIGM4TOEU/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JFTCKTGC6LV4HEJ2SIIGM4TOEU/action/storage_attestation","attest_author":"https://pith.science/pith/JFTCKTGC6LV4HEJ2SIIGM4TOEU/action/author_attestation","sign_citation":"https://pith.science/pith/JFTCKTGC6LV4HEJ2SIIGM4TOEU/action/citation_signature","submit_replication":"https://pith.science/pith/JFTCKTGC6LV4HEJ2SIIGM4TOEU/action/replication_record"}},"created_at":"2026-05-18T03:45:22.944400+00:00","updated_at":"2026-05-18T03:45:22.944400+00:00"}