COMPETITION ENDS IN ONE WEEK! Minimum feature spec (courtesy of @clenchwallet ):

• Must track the coordinator fee output and total profit (minus mining fees). There is some variation here when discount codes were applied in Samourai, which are not used by Ashigaru AFAIK
• Must track common input ownership count revealed & their total BTC value from every tx0 premixe
• Must track toxic change created from tx0 premixes, and have an extra flag if these coins get spent in a following tx0 premix
• Must track the total fee cost in sats and as a % of the equal denominations created for any specific tx0 premix
• Must track when a postmix transaction is spent as stonewall or ricochet, and the fee address paid for richochet
• Must track the size (5:5, 6:6, 7:7, or up to 8:8) of the round, and the ratio of new entrants + remixers
• Must track the total liquidity in each pool at each block height (and therefore the +/- change in pool entry/exit
• Bonus: Flag CPFP spends from Whirlpool, and 1:1 consolidations of 3+ coins from tx0 -> Whirlpool -> Payment
• Bonus: Flag address reuse for coordinator fees, tx0 inputs, tx0 change outputs, tx0 feeder outputs/Whirlpool inputs, Whirlpool outputs, & postmix Stonewall address reuse
• Bonus: Flag BIP47 Payment OP_RETURNs, count how many notification transactions each entity has received on chain, and track to see if there is an immediate consolidation of any 2+ notifications and 2+ future input consolidations
• Bonus: Look forward or backwards by an additional generation for all tx0 premixes and postmix spending