There’s plenty to dissect within that post, not least of which the 85% quote - it’s rather questionable to use such figures unless measured by % turnout.
Anyway, the old saying possession is 9/10s of the law might reasonably apply.
You’ve got it, they want it, just say no, what are they going to do?
Or, copy it all and give them the copy (or the original as you see fit)
Or tell them they can pay for copying if they want a copy.
PC chair on the developers working group - might not be inappropriate but sounds iffy....