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All staking participants on Autheo Chain must hold an on-chain license record before operating a validator or delegating. Licenses originate as ERC-721 NFTs on Arbitrum and are bridged automatically when transferred to your Autheo Chain EVM address.

License tiers

Only one Sovereign license can bind to a given validator at any time. This enforces a strict 1:1 relationship between Sovereign licenses and validators.

Step 1: Acquire the NFT on Arbitrum

Purchase the appropriate ERC-721 NFT on the Node Sale Platform. View contract addresses:

Step 2: Transfer to your Autheo Chain EVM address

Use the Autheo Bridge to send the NFT from Arbitrum to your EVM address (0x... format). This triggers an automatic on-chain hook that mints a LicenseRecord in ISSUED status — no separate transaction needed.

Step 3: Verify the license record

You should see status: ISSUED.

Step 4: Bind the license

The validator address is derived automatically from your operator key.

Step 5: Verify BOUND status

Confirm status: BOUND. Your license is ready for validator creation or delegation.

License status after binding

Claiming NFT rewards

Once ACTIVE, the license accrues per-block NFT rewards. Claim them manually:
See NFT rewards for full details.