its_farm

Yeah good point, I added that to clear it up. Thanks for the heads up!

So, I finally got it all sorted out. The sixth field is actually key for computing the block hash. I found out it’s a known feature in stratum mining but no one really mentioned it before. There’s this negotiation…

Yeah but isn’t it risky if the miner just decides to use it when they feel like it? The pool needs to know how to build the block header to reconstruct it. They have to agree on the structure, right? I don’t see…

I got a question about that last part in the mining.submit JSON right after the Nonce. What’s with that extra thing, the "09b66000"? Is it important or just like a random number? "1AGf9v4rYBSAnMXi8rvE6nxutC5ZoaVfNa.425"…