Totally agree! As with any behavior which is difficult to detect and often goes by unnoticed; the punishment should be large enough for the expected value of fraud being clearly net negative for those that might feel tempted at "tweaking some numbers".
In case anybody else also isn't familiar with "PI" as an abbreviation in this context:
> In many countries, the term principal investigator (PI) refers to the holder of an independent grant and the lead researcher for the grant project, usually in the sciences, such as a laboratory study or a clinical trial.
In case anybody else also isn't familiar with "PI" as an abbreviation in this context:
> In many countries, the term principal investigator (PI) refers to the holder of an independent grant and the lead researcher for the grant project, usually in the sciences, such as a laboratory study or a clinical trial.
Source: https://en.wikipedia.org/wiki/Principal_investigator