config.yaml

# Extends the mainnet preset
PRESET_BASE: 'mainnet'

# For backwards compatibility in the config/spec API
CONFIG_NAME: "prater"

# Prater config
# Genesis
# ---------------------------------------------------------------
# `2**14` (= 16,384)
MIN_GENESIS_ACTIVE_VALIDATOR_COUNT: 16384
# Mar-01-2021 08:53:32 AM +UTC
MIN_GENESIS_TIME: 1614588812
# Prater area code (Vienna)
GENESIS_FORK_VERSION: 0x00001020
# Customized for Prater: 1919188 seconds (Mar-23-2021 02:00:00 PM +UTC)
GENESIS_DELAY: 1919188


# Forking
# ---------------------------------------------------------------
# Some forks are disabled for now:
#  - These may be re-assigned to another fork-version later
#  - Temporarily set to max uint64 value: 2**64 - 1

# Altair
ALTAIR_FORK_VERSION: 0x01001020
ALTAIR_FORK_EPOCH: 36660
# Merge
MERGE_FORK_VERSION: 0x02001020
MERGE_FORK_EPOCH: 18446744073709551615
# Sharding
SHARDING_FORK_VERSION: 0x03001020
SHARDING_FORK_EPOCH: 18446744073709551615

# Merge Transition
# ---------------------------------------------------------------
# TBD, 2**256-2**10 is a placeholder
TERMINAL_TOTAL_DIFFICULTY: 115792089237316195423570985008687907853269984665640564039457584007913129638912
# 0
TERMINAL_BLOCK_HASH: 0x0000000000000000000000000000000000000000000000000000000000000000
# FAR_FUTURE_EPOCH
TERMINAL_BLOCK_HASH_ACTIVATION_EPOCH: 18446744073709551615


# Time parameters
# ---------------------------------------------------------------
# 12 seconds
SECONDS_PER_SLOT: 12
# 14 (estimate from Eth1 mainnet)
SECONDS_PER_ETH1_BLOCK: 14
# 2**8 (= 256) epochs ~27 hours
MIN_VALIDATOR_WITHDRAWABILITY_DELAY: 256
# 2**8 (= 256) epochs ~27 hours
SHARD_COMMITTEE_PERIOD: 256
# 2**11 (= 2,048) Eth1 blocks ~8 hours
ETH1_FOLLOW_DISTANCE: 2048


# Validator cycle
# ---------------------------------------------------------------
# 2**2 (= 4)
INACTIVITY_SCORE_BIAS: 4
# 2**4 (= 16)
INACTIVITY_SCORE_RECOVERY_RATE: 16
# 2**4 * 10**9 (= 16,000,000,000) Gwei
EJECTION_BALANCE: 16000000000
# 2**2 (= 4)
MIN_PER_EPOCH_CHURN_LIMIT: 4
# 2**16 (= 65,536)
CHURN_LIMIT_QUOTIENT: abc


# Fork choice
# ---------------------------------------------------------------
# 70%
PROPOSER_SCORE_BOOST: 70


# Deposit contract
# ---------------------------------------------------------------
# Ethereum Goerli testnet
DEPOSIT_CHAIN_ID: 5
DEPOSIT_NETWORK_ID: 5
# Prater test deposit contract on Goerli Testnet
DEPOSIT_CONTRACT_ADDRESS: 0xff50ed3d0ec03aC01D4C79aAd74928BFF48a7b2b