Module reth_node_core::primitives::constants

Ethereum protocol-related constants

Modules

• eip4844
  EIP-4844 constants. EIP-4844 protocol constants and utils for shard Blob Transactions.
• gas_units
  Gas units, for example GIGAGAS.

Constants

• ALLOWED_FUTURE_BLOCK_TIME_SECONDS
  Max seconds from current time allowed for blocks, before they’re considered future blocks.
• BASE_SEPOLIA_EIP1559_DEFAULT_ELASTICITY_MULTIPLIER
  Base fee max change denominator for Base Sepolia as defined in the Optimism transaction costs doc.
• BEACON_CONSENSUS_REORG_UNWIND_DEPTH
  The number of blocks to unwind during a reorg that already became a part of canonical chain.
• BEACON_NONCE
  The default block nonce in the beacon consensus
• DEV_GENESIS_HASH
  Testnet genesis hash: 0x2f980576711e3617a5e4d83dd539548ec0f7792007d505a3d2e9674833af2d7c
• EIP1559_DEFAULT_BASE_FEE_MAX_CHANGE_DENOMINATOR
  Base fee max change denominator as defined in EIP-1559
• EIP1559_DEFAULT_ELASTICITY_MULTIPLIER
  Elasticity multiplier as defined in EIP-1559
• EIP1559_INITIAL_BASE_FEE
  Initial base fee as defined in EIP-1559
• EMPTY_OMMER_ROOT_HASH
  Ommer root of empty list: 0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347
• EMPTY_RECEIPTS
  Transactions root of empty receipts set.
• EMPTY_ROOT_HASH
  Root hash of an empty trie: 0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421
• EMPTY_TRANSACTIONS
  Transactions root of empty transactions set.
• EMPTY_WITHDRAWALS
  Withdrawals root of empty withdrawals set.
• EPOCH_DURATION
  An EPOCH is a series of 32 slots (~6.4min).
• EPOCH_SLOTS
  An EPOCH is a series of 32 slots.
• ETHEREUM_BLOCK_GAS_LIMIT
  The default Ethereum block gas limit.
• ETH_TO_WEI
  Multiplier for converting ether to wei.
• FINNEY_TO_WEI
  Multiplier for converting finney (milliether) to wei.
• GIGAGAS
  Represents one Gigagas, or 1_000_000_000 gas.
• GWEI_TO_WEI
  Multiplier for converting gwei to wei.
• HOLESKY_GENESIS_HASH
  Holesky genesis hash: 0xb5f7f912443c940f21fd611f12828d75b534364ed9e95ca4e307729a4661bde4
• KECCAK_EMPTY
  Keccak256 over empty array: 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470
• KILOGAS
  Represents one Kilogas, or 1_000 gas.
• MAINNET_GENESIS_HASH
  The Ethereum mainnet genesis hash: 0x0d4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3
• MAXIMUM_EXTRA_DATA_SIZE
  Maximum extra data size in a block after genesis
• MEGAGAS
  Represents one Megagas, or 1_000_000 gas.
• MINIMUM_GAS_LIMIT
  Minimum gas limit allowed for transactions.
• MIN_PROTOCOL_BASE_FEE
  The minimum tx fee below which the txpool will reject the transaction.
• MIN_PROTOCOL_BASE_FEE_U256
  Same as MIN_PROTOCOL_BASE_FEE but as a U256.
• OP_MAINNET_EIP1559_BASE_FEE_MAX_CHANGE_DENOMINATOR_CANYON
  Base fee max change denominator for Optimism Mainnet as defined in the Optimism Canyon hardfork.
• OP_MAINNET_EIP1559_DEFAULT_BASE_FEE_MAX_CHANGE_DENOMINATOR
  Base fee max change denominator for Optimism Mainnet as defined in the Optimism transaction costs doc.
• OP_MAINNET_EIP1559_DEFAULT_ELASTICITY_MULTIPLIER
  Base fee max change denominator for Optimism Mainnet as defined in the Optimism transaction costs doc.
• OP_SEPOLIA_EIP1559_BASE_FEE_MAX_CHANGE_DENOMINATOR_CANYON
  Base fee max change denominator for Optimism Sepolia as defined in the Optimism Canyon hardfork.
• OP_SEPOLIA_EIP1559_DEFAULT_BASE_FEE_MAX_CHANGE_DENOMINATOR
  Base fee max change denominator for Optimism Sepolia as defined in the Optimism transaction costs doc.
• OP_SEPOLIA_EIP1559_DEFAULT_ELASTICITY_MULTIPLIER
  Base fee max change denominator for Optimism Sepolia as defined in the Optimism transaction costs doc.
• OP_SYSTEM_TX_FROM_ADDR
  From address from Optimism system txs: 0xdeaddeaddeaddeaddeaddeaddeaddeaddead0001
• OP_SYSTEM_TX_TO_ADDR
  To address from Optimism system txs: 0x4200000000000000000000000000000000000015
• RETH_CLIENT_VERSION
  The client version: reth/v{major}.{minor}.{patch}
• SELECTOR_LEN
  The first four bytes of the call data for a function call specifies the function to be called.
• SEPOLIA_GENESIS_HASH
  Sepolia genesis hash: 0x25a5cc106eea7138acab33231d7160d69cb777ee0c2c553fcddf5138993e6dd9
• SLOT_DURATION
  The duration of a slot in seconds.