[eduardo-rodrigues]

Follows the updates/changes in the 2026 PDG document "Monte Carlo Particle Numbering Scheme", see https://pdg.lbl.gov/2026/mcdata/mc_particle_id_contents.html.

Work towards implementing the new PDG scheme for tetraquarks and pentaquarks, which changed in a backward incompatible way, see the document above.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 95.31%. Comparing base (456665f) to head (2dac113).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #810   +/-   ##
=======================================
  Coverage   95.31%   95.31%           
=======================================
  Files          32       32           
  Lines        1410     1410           
=======================================
  Hits         1344     1344           
  Misses         66       66           

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