[wtallis]

That works, if you trust the user not to lie when they have every incentive to lie.

[phailhaus]

It's not possible for the user to lie since the miner has to report back to the server with the proof of work that they've done.

[wtallis]

Hardly any website is going to be willing to require non-trivial proof of work before delivering content. It might work for cutting off a streaming video and to a lesser extent as a gate before allowing a large file download, but it's completely implausible for a text-based article. Would-be readers are not that patient.

[TeMPOraL]

You can't; hence you should back it up with tech checking if the user is complying with your requirements.