Abey staking ABI

Last updated: January 2026

This document describes the events and functions exposed by the Abey staking contract ABI.

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Events

Deposit

Emitted when a validator deposits stake and registers a public key.

Name	Type	Indexed	Description
from	address	true	Validator address
pubkey	bytes	false	Validator BFT public key
value	uint256	false	Amount deposited
fee	uint256	false	Validator fee rate

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Delegate

Emitted when a delegator delegates stake to a validator.

Name	Type	Indexed	Description
from	address	true	Delegator address
holder	address	true	Validator address
value	uint256	false	Amount delegated

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Undelegate

Emitted when a delegator cancels delegated stake.

Name	Type	Indexed	Description
from	address	true	Delegator address
holder	address	true	Validator address
value	uint256	false	Amount undelegated

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WithdrawDelegate

Emitted when a delegator withdraws unlocked stake.

Name	Type	Indexed	Description
from	address	true	Delegator address
holder	address	true	Validator address
value	uint256	false	Amount withdrawn

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Cancel

Emitted when a validator cancels a portion of their stake.

Name	Type	Indexed	Description
from	address	true	Validator address
value	uint256	false	Amount canceled

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Withdraw

Emitted when a validator withdraws unlocked stake.

Name	Type	Indexed	Description
from	address	true	Validator address
value	uint256	false	Amount withdrawn

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Append

Emitted when a validator adds additional stake.

Name	Type	Indexed	Description
from	address	true	Validator address
value	uint256	false	Amount appended

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SetFee

Emitted when a validator updates their fee rate.

Name	Type	Indexed	Description
from	address	true	Validator address
fee	uint256	false	New fee rate

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SetPubkey

Emitted when a validator updates their public key.

Name	Type	Indexed	Description
from	address	true	Validator address
pubkey	bytes	false	New BFT public key

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Functions

deposit(bytes pubkey, uint256 fee, uint256 value)

Registers a validator by depositing stake and setting a public key.

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setFee(uint256 fee)

Updates the validator’s fee rate.

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setPubkey(bytes pubkey)

Updates the validator’s BFT public key.

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append(uint256 value)

Adds additional stake to an existing validator deposit.

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delegate(address holder, uint256 value)

Delegates stake to a validator.

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undelegate(address holder, uint256 value)

Cancels a portion of delegated stake.

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cancel(uint256 value)

Cancels a portion of the validator’s own stake.

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withdraw(uint256 value)

Withdraws unlocked validator stake.

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withdrawDelegate(address holder, uint256 value)

Withdraws unlocked delegated stake.

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View Functions

lockedBalance(address owner) → uint256

Returns the total locked balance for an address.

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getDeposit(address owner) → (uint256 staked, uint256 locked, uint256 unlocked)

Returns the validator deposit state.

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getDelegate(address owner, address holder) → (uint256 delegated, uint256 locked, uint256 unlocked)

Returns the delegation state between a delegator and a validator.