sure, good idea, will also facilitate getting answers from engineers.
Although didn't understand your question. Randomization is just making a new a new pair of Server Seed and Client Seed, Nonce is a ordinal roll number (this is actually very important part for you guys).
So we combine Server Seed + Client Seed + Nonce calculate it's hash with SHA-512 - take first 5 characters of that string (hash is 128 hex string) and convert them to a decimal number ranging from 0 to (16 ^ 5 - 1). If it's