{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:K5AO5KJOXBGOIRLJ4HC2F2RCTC","short_pith_number":"pith:K5AO5KJO","schema_version":"1.0","canonical_sha256":"5740eea92eb84ce44569e1c5a2ea2298af527112a72821f072e957a3b30a127e","source":{"kind":"arxiv","id":"1510.01808","version":1},"attestation_state":"computed","paper":{"title":"Fragmentation fractions of two-body b-baryon decays","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"C.Q. Geng, L.W. Luo, P.Y. Lin, Y.K. Hsiao","submitted_at":"2015-10-07T03:14:44Z","abstract_excerpt":"We study the fragmentation fractions $(f_{{\\bf B}_b})$ of the $b$-quark to b-baryons (${\\bf B}_b$). By the assumption of $f_{\\Lambda_b}/(f_u+f_d)=0.25\\pm 0.15$ in accordance with the measurements by LEP, CDF and LHCb Collaborations, we estimate that $f_{\\Lambda_b}=0.175\\pm 0.106$ and $f_{\\Xi_b^{-,0}}=0.019\\pm 0.013$. From these fragmentation fractions, we derive ${\\cal B}(\\Lambda_b\\to J/\\psi \\Lambda)=(3.3\\pm 2.1)\\times 10^{-4}$, ${\\cal B}(\\Xi_b^-\\to J/\\psi \\Xi^-)=(5.3\\pm 3.9)\\times 10^{-4}$ and ${\\cal B}(\\Omega_b^-\\to J/\\psi \\Omega^-)>1.9\\times 10^{-5}$. The predictions of ${\\cal B}(\\Lambda_b\\"},"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":"1510.01808","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-10-07T03:14:44Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"79680864db3f3575eab462864b3a7d41ac32fd60442853f654f2b511fd55196c","abstract_canon_sha256":"e4d304ac720d54073701462920f6f4f9b9f8671042b73ed6fc6817ca61747feb"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:29:31.217478Z","signature_b64":"Z91Myy9dM3mIzEW8io1E7XL8hDGH1GtE+ABdRf/7Qw5YdEFzSRQpI7cp0mV3MJki+UqOmXsWVp+fYHpuiMmhDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5740eea92eb84ce44569e1c5a2ea2298af527112a72821f072e957a3b30a127e","last_reissued_at":"2026-05-18T01:29:31.216970Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:29:31.216970Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Fragmentation fractions of two-body b-baryon decays","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"C.Q. Geng, L.W. Luo, P.Y. Lin, Y.K. Hsiao","submitted_at":"2015-10-07T03:14:44Z","abstract_excerpt":"We study the fragmentation fractions $(f_{{\\bf B}_b})$ of the $b$-quark to b-baryons (${\\bf B}_b$). By the assumption of $f_{\\Lambda_b}/(f_u+f_d)=0.25\\pm 0.15$ in accordance with the measurements by LEP, CDF and LHCb Collaborations, we estimate that $f_{\\Lambda_b}=0.175\\pm 0.106$ and $f_{\\Xi_b^{-,0}}=0.019\\pm 0.013$. From these fragmentation fractions, we derive ${\\cal B}(\\Lambda_b\\to J/\\psi \\Lambda)=(3.3\\pm 2.1)\\times 10^{-4}$, ${\\cal B}(\\Xi_b^-\\to J/\\psi \\Xi^-)=(5.3\\pm 3.9)\\times 10^{-4}$ and ${\\cal B}(\\Omega_b^-\\to J/\\psi \\Omega^-)>1.9\\times 10^{-5}$. 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