I was examining this painting since it was posted in (may)But until now I wasn't able to figure it out. It was very hard to find those private keys out of that painting. I'm doubting that it will resolve and unlocked soon thats why to all who are trying to unlock the 100 Eth puzzle. Good
100 ETH has already been unlocked and moved to other address. The solution is out and CPD Token has started trading on UniSwap too -
https://info.uniswap.org/pair/0xae67f2599d37b9226341a8a3d98555d6b5339ea0 Please check OP.