web3-typesInterfacesBlockHeaderOutputOn this pageBlockHeaderOutput Index PropertiesauthorbaseFeePerGasdifficultyexcessDataGasextraDatagasLimitgasUsedhashlogsBloomminermixHashnoncenumberparentHashreceiptsRootsha3UnclessizestateRoottimestamptotalDifficultytransactionstransactionsRootuncleswithdrawalswithdrawalsRootProperties optionalreadonlyauthorauthor?: stringoptionalreadonlybaseFeePerGasbaseFeePerGas?: string | number | bigintoptionalreadonlydifficultydifficulty?: string | number | bigintoptionalreadonlyexcessDataGasexcessDataGas?: string | number | bigintoptionalreadonlyextraDataextraData?: string | Uint8ArrayreadonlygasLimitgasLimit: NumbersreadonlygasUsedgasUsed: Numbersoptionalreadonlyhashhash?: stringoptionalreadonlylogsBloomlogsBloom?: string | Uint8Arrayoptionalreadonlyminerminer?: stringoptionalreadonlymixHashmixHash?: stringoptionalreadonlynoncenonce?: string | number | bigintoptionalreadonlynumbernumber?: string | number | bigintoptionalreadonlyparentHashparentHash?: stringoptionalreadonlyreceiptsRootreceiptsRoot?: stringreadonlysha3Unclessha3Uncles: string[]optionalreadonlysizesize?: string | number | bigintoptionalreadonlystateRootstateRoot?: stringreadonlytimestamptimestamp: NumbersoptionalreadonlytotalDifficultytotalDifficulty?: string | number | bigintoptionalreadonlytransactionstransactions?: TransactionOutput[]optionalreadonlytransactionsRoottransactionsRoot?: stringoptionalreadonlyunclesuncles?: Unclesoptionalreadonlywithdrawalswithdrawals?: Withdrawals[]optionalreadonlywithdrawalsRootwithdrawalsRoot?: string