The claim originates with the method's own originator, vendor, certifier or advocates, and the record does not independently support it.
The definition the product enforces, read from the same code the methodology page renders.
The grade the method study exists to expose. When the only support for a claim comes from the people selling or certifying the method, the page says so in amber rather than leaving the field blank, so an absence of independent evidence reads as a finding instead of a gap in the write-up.
What a named method has demonstrated in practice, with the promotional claim kept apart from the measured one.
Every grade here is assigned by the same rules on every scan, and the methodology page renders those rules from the code that enforces them.