It seems that cryptopia is messing around with the weekly BTX airdrop. I have sent BTX to cryptopia since Friday, they received it (according to BTX block explorer) and moved the funds to this address:
1JqdPUTFxSQ8jxRwUwv6QZ5cr3bcC9wHLD
The funds do not appear in my balance and I cannot sell them before airdrop as I wanted to.