# The Phone Verification Stamp

## Prerequisites

* A valid phone and phone number
* An Ethereum wallet with at least \~$5 on the desired network to cover both payment and gas fees
* A Passport account

## Available networks

* Ethereum
* Optimism
* Base
* Aurora
* Avalanche
* Fantom

## Step-by-Step Guide

### Part One: Verify Your Phone Number with Human ID

1. **Connect Your Wallet**
   * Open your wallet on the network you want to use for payment.
   * Connect it at <https://silksecure.net/holonym/diff-wallet/phone> and click "Verify".
2. **Confirm Payment**
   * Click Continue, pay the $5 fee plus gas, and confirm the payment in your wallet.
3. **Enter Your Phone Number**
   * Choose your country and enter your real phone number (no burner phones will work) and click "next".
4. **Receive OTP**
   * You’ll receive an OTP via SMS, WhatsApp, or Viber.
   * Enter the OTP and click "Continue to Mint SBT".
5. **Mint Your SBT**
   * To mint your Soul Bound Token (SBT), enter the SBT recipient address (your wallet by default).
   * Click "Get SBT on Optimism" and then click Confirm.
6. **Complete**
   * Once successful, click "Done" to finish the process.

**Important Notes:**

* Real phone numbers only (no burner phones will work).
* Pay $5 plus gas fee in ETH, OP, Aurora, Base, FTM, or AVAX for verification.
* Once the SBT has been sent, it cannot be transferred.

That's it! Your phone number is now verified.

### Part Two: Claim the Stamp on Human Passport

1. Go to [https://app.passport.xyz](https://app.passport.xyz/) and "Sign in with Ethereum" to access your dashboard.
2. Click Connect on the Phone Verification Stamp card.
3. Click "Check Eligibility".
4. Confirm your account is now verified. You can confirm this by seeing that the button that previously read as “Connect” will now say Verified.

After confirming that you have passed the verification, follow these steps to claim the Stamp:

## Troubleshooting

If you run into any issues, please [reach out to support](https://support.passport.xyz/passport-knowledge-base/need-support).&#x20;

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