[{"type":"report","id":"BLC-STUDY-1430","title":"SSZ Optional","author":[{"literal":"Etan Kissling"},{"literal":"Zahary Karadjov"}],"issued":{"date-parts":[[2023]]},"publisher":"Etan Kissling, Zahary Karadjov","URL":"https://github.com/ethereum/EIPs/blob/master/EIPS/eip-6475.md","note":"Rights status: Licensed for redistribution. Not a licence to republish the paper."}]