Bitcoin Identity
Claim Your Number
Connect your wallet, pick an inscription you own, sign once. Free, no gas, done in a minute — your number becomes a public Bitcoin identity page.
Connect Your Bitcoin Wallet
OpenNum uses Unisat Wallet to verify inscription ownership. Your private key never leaves your device — we only request a signature.
Select Your Inscription
These are the Ordinal inscriptions in your wallet. Choose one to register as your OpenNum identity.
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No inscriptions found in this wallet.
You need to own at least one Ordinal inscription to register an OpenNum.
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Sign & Register
One signature proves you own inscription . Free — no on-chain transaction.
#
becomes your OpenNum identity
Your Wallet
CostFree — no on-chain transaction
Technical details
Inscription ID
Inscription Txid
Protocolopennum v1.0
Indexerord-v0.18-mainnet
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is now your OpenNum identity
Next: set up your profile
On your profile page, connect your Unisat wallet and click Edit Profile to add social links, a bio, and a display name.