# Extends the mainnet preset
# This *could* be 'minimal', but it's not recommended to use because not every client supports 'minimal'
PRESET_BASE: 'mainnet'
CONFIG_NAME: testnet # needs to exist because of Prysm. Otherwise it conflicts with mainnet genesis

# Genesis
# ---------------------------------------------------------------
# `2**14` (= 16,384)
MIN_GENESIS_ACTIVE_VALIDATOR_COUNT: 500
MIN_GENESIS_TIME: 1667641735
GENESIS_FORK_VERSION: 0x01337902
GENESIS_DELAY: 300

# 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: 0x11337902
ALTAIR_FORK_EPOCH: 0
# Merge
BELLATRIX_FORK_VERSION: 0x21337902
BELLATRIX_FORK_EPOCH: 0
TERMINAL_TOTAL_DIFFICULTY: 0
# 0x0000...000 indicates that we use TERMINAL_TOTAL_DIFFICULTY instead of a block has to trigger the merge
# See also: https://eips.ethereum.org/EIPS/eip-3675
TERMINAL_BLOCK_HASH: 0x0000000000000000000000000000000000000000000000000000000000000000
# NOTE: This is commented out because Nimbus warns us that it's an unrecognized parameter
TERMINAL_BLOCK_HASH_ACTIVATION_EPOCH: 18446744073709551615
# Sharding
SHARDING_FORK_VERSION: 0x31337902
SHARDING_FORK_EPOCH: 18446744073709551615

# Time parameters
# ---------------------------------------------------------------
# 12 seconds
SECONDS_PER_SLOT: 12
# 2**8 (= 256) epochs ~27 hours
MIN_VALIDATOR_WITHDRAWABILITY_DELAY: 256
# 2**8 (= 256) epochs ~27 hours
SHARD_COMMITTEE_PERIOD: 256
# It's very important that SECONDS_PER_ETH1_BLOCK * ETH1_FOLLOW_DISTANCE is a good amount of time, else
#  jitter will cause the Beacon nodes to think they're far behind the Eth1 nodes and give up syncing
SECONDS_PER_ETH1_BLOCK: 10
ETH1_FOLLOW_DISTANCE: 30


# 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: 65536


# Deposit contract
# ---------------------------------------------------------------
DEPOSIT_CHAIN_ID: 1337903
DEPOSIT_NETWORK_ID: 1337903
DEPOSIT_CONTRACT_ADDRESS: 0x4242424242424242424242424242424242424242