Sentry
Testnet: Sentry Keys are free. Testnet keys have no value and do not convert to mainnet keys.

Gully Chain · Sentry Node Keys

Watch the chain. Keep it honest.

A Sentry Key is a licence to run a light watcher that checks every Gully Chain assertion posted to Arbitrum, signs a heartbeat every 10 minutes, and raises the alarm if a claim is wrong.

Keys claimed

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Keys left

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of – total

Sentries online

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Chain check

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checking…

Get your key

  1. Connect
  2. Eligibility
  3. Choose
  4. Pay
  5. Mint
  6. Run

Testnet only. Testnet Sentry Keys are free, have no monetary value, cannot be sold for money, and never convert into mainnet keys or tokens.

Connect the wallet that will hold your key. The key stays in this wallet; the watcher uses a separate hot key that you delegate later. One free key per wallet.

Keys by tier

Sentries online, last 24 h

live
Before you get a key

Read the full risk disclosure