CERN Accelerating science

@techreport{CERN-EP-2026-123,
      collaboration = "LHCb",
      title         = "{Observation of the charmless purely baryonic decay
                       $\mathinner{\mathit{\Lambda}^0_b\!\to \mathit{\Lambda} p
                       \overline{p}}$}",
      institution   = "CERN",
      archivePrefix = "arXiv",
      eprint        = "2605.04348",
      reportNumber  = "CERN-EP-2026-123, LHCB-PAPER-2026-004",
      address       = "Geneva",
      year          = "2026",
      url           = "https://cds.cern.ch/record/2960711",
}