it's a real site that arkb's official website links to as its proof of reserves: https://21shares.com/en-US/product/ARKB
Discussion
It’s centralized and depends on trust is my point.
I’d guess Ark has some chainlink bags they want to unload and are just trying to give chainlink credibility with this move. Not sure why anyone should trust chainlink instead simply looking at a btc address as proof of funds.