Key Responsibilities

The Taiyi Proposer Registry is a core contract that serves as the central coordination point for both Validator AVS and Gateway AVS operators in the Taiyi protocol. It manages operator registrations, validator registrations, delegations, and operational status tracking.

Core Functions

Contract Setup

initialize

function initialize(address _owner) external initializer

Initializes the contract with the specified owner address. This can only be called once as per the initializer modifier. Parameters:

Name	Type	Description
`_owner`	`address`	Address of the contract owner

setAVSContracts

function setAVSContracts(address gatewayAVSAddr, address validatorAVSAddr) external onlyOwner

Sets the addresses of the GatewayAVS and ValidatorAVS contracts. Can only be called by the contract owner. Parameters:

Name	Type	Description
`gatewayAVSAddr`	`address`	Address of the GatewayAVS contract
`validatorAVSAddr`	`address`	Address of the ValidatorAVS contract

Middleware Management

addRestakingMiddlewareContract

function addRestakingMiddlewareContract(address middlewareContract) external onlyOwner

Adds a new middleware contract to the registry. Only callable by the owner, used to expand supported middleware contracts. Parameters:

Name	Type	Description
`middlewareContract`	`address`	Address of middleware contract to add

removeRestakingMiddlewareContract

function removeRestakingMiddlewareContract(address middlewareContract) external onlyOwner

Removes a middleware contract from the registry. Only callable by the owner, used to manage supported middleware contracts. Parameters:

Name	Type	Description
`middlewareContract`	`address`	Address of middleware contract to remove

Operator Management

registerOperator

function registerOperator(address operatorAddress, AVSType avsType, bytes calldata blsKey) external

Registers a new operator in the specified AVS type (GATEWAY or VALIDATOR). For GATEWAY type, requires a valid BLS public key. Parameters:

Name	Type	Description
`operatorAddress`	`address`	The address of the operator to register
`avsType`	`AVSType`	The type of AVS (GATEWAY or VALIDATOR)
`blsKey`	`bytes`	The BLS public key for the operator (only for GATEWAY type)

deregisterOperator

function deregisterOperator(address operatorAddress) external

Deregisters an operator from the system. Cannot be called if the operator has active validators or validators in cooldown. Parameters:

Name	Type	Description
`operatorAddress`	`address`	The address of the operator to deregister

Validator Management

registerValidator

function registerValidator(
    BLS12381.G1Point calldata pubkey,
    uint256 signatureExpiry,
    BLS12381.G2Point calldata signature,
    address delegatee
) external payable

Registers a validator with their BLS public key and optional delegatee. Parameters:

Name	Type	Description
`pubkey`	`BLS12381.G1Point`	The BLS public key of the validator
`signatureExpiry`	`uint256`	Expiry timestamp for the signature
`signature`	`BLS12381.G2Point`	BLS signature proving control of pubkey
`delegatee`	`address`	Address of the delegatee for preconfirmations

batchRegisterValidators

function batchRegisterValidators(
    BLS12381.G1Point[] calldata pubkeys,
    uint256 signatureExpiry,
    BLS12381.G2Point[] calldata signatures,
    address[] calldata delegatees
) external payable

Registers multiple validators in a single transaction for gas efficiency. Parameters:

Name	Type	Description
`pubkeys`	`BLS12381.G1Point[]`	Array of validator BLS public keys
`signatureExpiry`	`uint256`	Expiry timestamp for all signatures
`signatures`	`BLS12381.G2Point[]`	Array of BLS signatures proving control of pubkeys
`delegatees`	`address[]`	Array of delegatee addresses

Opt-Out Management

initOptOut

function initOptOut(
    bytes32 pubKeyHash,
    uint256 signatureExpiry,
    BLS12381.G2Point calldata signature
) external

Initiates the opt-out process for a validator, starting the cooldown period. Parameters:

Name	Type	Description
`pubKeyHash`	`bytes32`	Hash of validator’s BLS public key
`signatureExpiry`	`uint256`	Expiry timestamp for the signature
`signature`	`BLS12381.G2Point`	BLS signature proving control of pubkey

confirmOptOut

function confirmOptOut(bytes32 pubKeyHash) external

Confirms validator opt-out after cooldown period has elapsed. Parameters:

Name	Type	Description
`pubKeyHash`	`bytes32`	Hash of validator’s BLS public key

View Functions

getGatewayAVS

function getGatewayAVS() external view returns (IGatewayAVS)

Returns the GatewayAVS contract instance. Returns:

Type	Description
`IGatewayAVS`	The GatewayAVS contract interface

getValidatorAVS

function getValidatorAVS() external view returns (IValidatorAVS)

Returns the ValidatorAVS contract instance. Returns:

Type	Description
`IValidatorAVS`	The ValidatorAVS contract interface

getOperator

function getOperator(bytes32 pubKeyHash) external view returns (address)

Returns the operator address for a given validator by their public key hash. Parameters:

Name	Type	Description
`pubKeyHash`	`bytes32`	Hash of the validator’s BLS public key

Returns:

Type	Description
`address`	The operator’s address

getValidatorOperator

function getValidatorOperator(bytes calldata pubkey) external view returns (address)

Returns the operator address for a given validator by their full public key. Parameters:

Name	Type	Description
`pubkey`	`bytes`	The BLS public key of the validator

Returns:

Type	Description
`address`	The operator’s address

getValidatorStatus

function getValidatorStatus(bytes32 pubKeyHash) external view returns (ValidatorStatus)
function getValidatorStatus(bytes calldata pubKey) external view returns (ValidatorStatus)

Returns the current status of a validator (NotRegistered, OptedOut, Active, OptingOut). Parameters:

Name	Type	Description
`pubKeyHash`	`bytes32`	Hash of the validator’s BLS public key

Returns:

Type	Description
`ValidatorStatus`	The current status of the validator

getValidator

function getValidator(bytes32 pubKeyHash) external view returns (Validator memory)

Returns complete validator information including status, operator, and delegation details. Parameters:

Name	Type	Description
`pubKeyHash`	`bytes32`	Hash of the validator’s BLS public key

Returns:

Type	Description
`Validator`	Complete validator information

getValidatorCountForOperatorInAVS

function getValidatorCountForOperatorInAVS(address operator) external view returns (uint256)

Returns the number of validators registered to a specific operator. Parameters:

Name	Type	Description
`operator`	`address`	The address of the operator

Returns:

Type	Description
`uint256`	The number of validators registered to the operator

getRegisteredOperator

function getRegisteredOperator(address operatorAddr) external view returns (Operator memory gatewayOp, Operator memory validatorOp)

Returns the registration information for an operator in both Gateway and Validator AVS roles. Parameters:

Name	Type	Description
`operatorAddr`	`address`	The address of the operator

Returns:

Type	Description
`Operator`	Registration information for the operator in Gateway and Validator AVS roles

getActiveOperatorsForAVS

function getActiveOperatorsForAVS(address avs) external view returns (address[] memory)

Returns an array of active operator addresses for a specific AVS type. Parameters:

Name	Type	Description
`avs`	`address`	The address of the AVS

Returns:

Type	Description
`address[]`	Array of active operator addresses

getTotalValidatorCountForAVS

function getTotalValidatorCountForAVS(address avs) external view returns (uint256)

Returns the total number of validators registered in a specific AVS. Parameters:

Name	Type	Description
`avs`	`address`	The address of the AVS

Returns:

Type	Description
`uint256`	The total number of validators registered in the AVS

`TaiyiProposerRegistry.sol`

Maintains registry of opted-in validators and manages their status and delegations. Handles BLS signature verification for validator registration and opt-out processes.

Maintains registry of opted-in validators
Handles BLS signature verification for validator registration
Manages validator status and delegations
Coordinates opt-in/opt-out processes with cooldown periods

Functions

`registerValidator`

function registerValidator(
    BLS12381.G1Point calldata pubkey,
    uint256 signatureExpiry,
    BLS12381.G2Point calldata signature,
    address delegatee
) external payable

Registers a validator with their BLS public key and optional delegatee. Parameters:

Name	Type	Description
`pubkey`	`BLS12381.G1Point`	The BLS public key of the validator
`signatureExpiry`	`uint256`	Expiry timestamp for the signature
`signature`	`BLS12381.G2Point`	BLS signature proving control of pubkey
`delegatee`	`address`	Address of the delegatee for preconfirmations

`initOptOut`

function initOptOut(
    bytes32 pubKeyHash,
    uint256 signatureExpiry,
    BLS12381.G2Point calldata signature
) external

Initiates the opt-out process for a validator, starting the cooldown period. Parameters:

Name	Type	Description
`pubKeyHash`	`bytes32`	Hash of validator’s BLS public key
`signatureExpiry`	`uint256`	Expiry timestamp for the signature
`signature`	`BLS12381.G2Point`	BLS signature proving control of pubkey

`confirmOptOut`

function confirmOptOut(bytes32 pubKeyHash) external

Confirms validator opt-out after cooldown period has elapsed. Parameters:

Name	Type	Description
`pubKeyHash`	`bytes32`	Hash of validator’s BLS public key

`delegatePreconfDuty`

function delegatePreconfDuty(
    PreconferElection calldata preconferElection,
    BLS12381.G2Point memory signature
) external

Allows a validator to delegate preconfirmation duties to a registered preconfirmer. Parameters:

Name	Type	Description
`preconferElection`	`PreconferElection`	Struct containing delegation details including validator pubkey and preconfirmer address
`signature`	`BLS12381.G2Point`	BLS signature proving control of validator pubkey

`revokeDelegation`

function revokeDelegation(
    bytes32 validatorPubKeyHash,
    uint256 signatureExpiry,
    BLS12381.G2Point calldata signature
) external

Revokes an existing delegation for a validator. Parameters:

Name	Type	Description
`validatorPubKeyHash`	`bytes32`	Hash of validator’s BLS public key
`signatureExpiry`	`uint256`	Expiry timestamp for the signature
`signature`	`BLS12381.G2Point`	BLS signature proving control of pubkey

View Functions

`getDelegatedPreconfirmer`

function getDelegatedPreconfirmer(bytes32 validatorPubKeyHash) external view returns (address)

Returns the current delegated preconfirmer for a validator. Parameters:

Name	Type	Description
`validatorPubKeyHash`	`bytes32`	Hash of validator’s BLS public key

Returns:

Type	Description
`address`	Address of the delegated preconfirmer

Get Started

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Network Information

​Key Responsibilities

​Core Functions

​Contract Setup

​initialize

​setAVSContracts

​Middleware Management

​addRestakingMiddlewareContract

​removeRestakingMiddlewareContract

​Operator Management

​registerOperator

​deregisterOperator

​Validator Management

​registerValidator

​batchRegisterValidators

​Opt-Out Management

​initOptOut

​confirmOptOut

​View Functions

​getGatewayAVS

​getValidatorAVS

​getOperator

​getValidatorOperator

​getValidatorStatus

​getValidator

​getValidatorCountForOperatorInAVS

​getRegisteredOperator

​getActiveOperatorsForAVS

​getTotalValidatorCountForAVS

​TaiyiProposerRegistry.sol

​Functions

​registerValidator

​initOptOut

​confirmOptOut

​delegatePreconfDuty

​revokeDelegation

​View Functions

​getDelegatedPreconfirmer

Key Responsibilities

Core Functions

Contract Setup

initialize

setAVSContracts

Middleware Management

addRestakingMiddlewareContract

removeRestakingMiddlewareContract

Operator Management

registerOperator

deregisterOperator

Validator Management

registerValidator

batchRegisterValidators

Opt-Out Management

initOptOut

confirmOptOut

View Functions

getGatewayAVS

getValidatorAVS

getOperator

getValidatorOperator

getValidatorStatus

getValidator

getValidatorCountForOperatorInAVS

getRegisteredOperator

getActiveOperatorsForAVS

getTotalValidatorCountForAVS

`TaiyiProposerRegistry.sol`

Functions

`registerValidator`

`initOptOut`

`confirmOptOut`

`delegatePreconfDuty`

`revokeDelegation`

View Functions

`getDelegatedPreconfirmer`