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    Meeting Notes Sept 12 Kuba, Luca

    • input blowup and gas
      • challenges come as circuit inputs
        • inputs need to be generated for verification
          • cost increasement is 8x
        • cost is encding challenges in group/field of the snark
        • Snarkpack how do you pass public inputs?
          • 34M gas for current verification of provecommit ⇒ probably changing tom 42M (10 single proofs)
            • batch balancer is 5% of 50M gas (2.5M)
          • Aggregating 80 proofs w/ Snarkpack
            • Verification of aggregation of 8 proofs is 114M
              • Verification of aggregation of 6 sectors of them (6*8*10) gives you a cost of 26M gas per sector
          • Current proofs, aggregating 6 sectors (6*10 proofs) gives you 17M gas per sector (without batch balancer)
          • Aggregation code today is way more expensive due to activation. Being fixed in direct data onboarding
            • (almost) nobody is using snarkpack. Only CC if it happens, and very rare.
          • Currently maximum num,ber of aggragatable sectos is 819 (819*10 proofs)
          • UntitledUntitled
          • Batch balancer at most 2x the cost (approx)
    • proving overhead (~ done, snarkpack need to be investigated more)
    • PreCommit gas: see starboard ~53M
    • Asymptotically we are looking at something like 8M gas more per sector for doing NI PoRep rather than normal sectors (ju8st prove verication)

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