https://twitter.com/VictorTaelin/status/1776677635491344744

The 1 month deadline refers to the date of the solution being posted publicly, not the date that Taelin confirms it or pays out. If Taelin tries to back out of the offer, that doesn't affect this market; it will still resolve YES if the solution is valid as per Taelin's stated rules.

If that market resolves YES, will the first team to have solved the challenge receive the full 10,000$? 

EDITED FROM "If that market resolves YES, will the first person to have solved the challenge receive the full 10,000$?" to make it clearer / more precise