Let's hope the growing mountain of evidence against original author claims causes them to move quicker with providing samples to bonafide labs and disclosing the full details of their manufacturing process.
Absence of evidence is not evidence of absence. They haven't even officially released their final version of the paper, and a whole bunch of people who don't have full access to their data being unable to replicate their material well enough to convince the world doesn't reflect at all on the validity of their work.
If the people to whom they have submitted their paper, data, and samples can't replicate it, that will mean something else.
Absence of evidence is not evidence of absence. They haven't even officially released their final version of the paper, and a whole bunch of people who don't have full access to their data being unable to replicate their material well enough to convince the world doesn't reflect at all on the validity of their work.
If the people to whom they have submitted their paper, data, and samples can't replicate it, that will mean something else.