Le nkampani Spark isungule incwadi oda on-chain ku Ethereum usebenzisa yesibili-ungqimba ubuchwepheshe Fuel Network. Yenzelwe ukuhweba okusheshayo kwabathengisi abaqeqeshiwe futhi ibhekana nezindaba zezincwadi ze-oda ezikhona ezilwa nokuhweba okuphezulu.
Uhlelo lwe-Central Limit Order Book (CLOB) lunikeza abasebenzisi ukufinyelela ekujuleni kwe-oda kanye ne-liquidity, ukuvikela ukuphathwa nokugijima ngaphambili. I-CLOB ye-Spark yethulwa kunethiwekhi ye-Fuel ngo-Okthoba 16, yaba enye yezivumelwano zokuqala ezihlukanisiwe ngesisombululo esisha se-Ethereum.