channel_verify - XRPL

Example code for the channel_verify JSON RPC method. Complete guide to using channel_verify JSON-RPC in the GetBlock Web3 documentation.

This method checks the validity of a signature that can be used to redeem a specific amount of XRP from a payment channel.

Parameters

Parameter	Type	Required	Description
channel_id	string	Yes	Channel ID (64 hex)
amount	string	Yes	Amount in drops
public_key	string	Yes	Public key of channel source
signature	string	Yes	Signature to verify

Request Example

cURL

cURL

curl --location --request POST 'https://xrp.getblock.io/mainnet/' \
--header 'x-api-key: YOUR-API-KEY' \
--header 'Content-Type: application/json' \
--data-raw '{
    "jsonrpc": "2.0",
    "method": "channel_verify",
    "params": [{
        "channel_id": "5DB01B7FFED6B67E6B0414DED11E051D2EE2B7619CE0EAA6286D67A3A4D5BDB3",
        "amount": "1000000",
        "public_key": "aB44YfzW24VDEJQ2UuLPV2PvqcPCSoLnL7y5M1EzhdW4LnK5xMS3",
        "signature": "304402204EF0AFB78AC23ED1C472E74F4299C0C21F1B21D07EFC0A3838A420F76D783A400220154FB11B6F54320666E4C36CA7F686C16A3A0456800BBC43746F34AF50290064"
    }],
    "id": "getblock.io"
}'

JavaScript (Axios)

Python

Rust

Response Example

response.json

{
    "result": {
        "signature_verified": true,
        "status": "success"
    }
}

Returns

Field	Type	Description
signature_verified	boolean	Whether signature is valid

Use Cases

• Validate channel claims

• Payment verification

• Security checks

SDK Integration

xrpl.js

xrpl.js example

const xrpl = require('xrpl');

async function verifyChannel() {
    const client = new xrpl.Client('wss://xrplcluster.com');
    await client.connect();
    
    const response = await client.request({
        command: 'channel_verify',
        channel_id: '5DB01B7FFED6B67E6B0414DED11E051D2EE2B7619CE0EAA6286D67A3A4D5BDB3',
        amount: '1000000',
        public_key: 'aB44YfzW24VDEJQ2UuLPV2PvqcPCSoLnL7y5M1EzhdW4LnK5xMS3',
        signature: '304402...'
    });
    
    console.log('Valid:', response.result.signature_verified);
    await client.disconnect();
}

verifyChannel();