Contract Verification API

Base URL

https://{explorer endpoint}/api

Endpoints

Verify Contract

Etherscan style API for verifying contract source code.

POST /api

Request Parameters

Parameter	Type	Description
module	string	The API module. Must be set to "contract".
action	string	The API action. Must be set to "verifysourcecode".
contractaddress	string	The address of the contract to verify.
sourceCode	string	The source code of the contract.
codeformat	string	The format of the source code. Must be set to "solidity-standard-json-input".
contractname	string	The name of the contract.
compilerversion	string	The version of the Solidity compiler used to compile the contract.
constructorArguements	string	The arguments passed to the contract constructor.

Response Parameters

Parameter	Type	Description
message	string	A message indicating the result of the verification.
result	string	The result of the verification.
status	string	The status of the verification. "1" indicates success, "0" indicates failure.

Example Request

POST /api HTTP/1.1
Host: localhost:3000
Content-Type: application/json

{
    "module": "contract",
    "action": "verifysourcecode",
    "contractaddress": "0x1234567890123456789012345678901234567890",
    "sourceCode": "contract MyContract { ... }",
    "codeformat": "solidity-standard-json-input",
    "contractname": "MyContract",
    "compilerversion": "v0.8.0",
    "constructorArguements": "arg1,arg2,arg3"
}

Example Response

HTTP/1.1 200 OK
Content-Type: application/json

{
    "message": "OK",
    "result": "Contract source code has been verified",
    "status": "1"
}

Check Verification Status

Etherscan style API for checking the status of contract verification.

GET /api

Request Parameters

Parameter	Type	Description
module	string	The API module. Must be set to "contract".
action	string	The API action. Must be set to "checkverifystatus".
guid	string	The GUID of the verification request.

Response Parameters

Parameter	Type	Description
message	string	A message indicating the result of the verification.
result	string	The result of the verification.
status	string	The status of the verification. "1" indicates success, "0" indicates failure.

Example Request

GET /api?module=contract&action=checkverifystatus&guid=1234567890 HTTP/1.1
Host: localhost:3000

Example Response

HTTP/1.1 200 OK
Content-Type: application/json

{
    "message": "OK",
    "result": "Contract source code has been verified",
    "status": "1"
}