If we carefully take a look at the last three pages of this thread, all we can read about is participants facing issues while trying the approach mentioned in their MEDIUM Post.

I would like repeat again, that, the bounties were distributed, that is not any problem. May be it was distributed... Doesn't matter.
What matters is none of the participants are able to claim our rewards.

Either try to resolve the issue. Or, give us a valid proof if the rewards have been distributed.

Your block explorers do not reveal any BCA balance in our mentioned address.