Queried by: validatorsdevelopersanalytics
The Big Picture
When authorize_upgrade is called, the code hash is stored here.
Use Cases
- Check if upgrade is pending
- Monitor governance-approved upgrades
From Chain Metadata
`Some` if a code upgrade has been authorized.
Purpose & Usage
Purpose
Store pre-approved upgrade for later application.
Common Query Patterns
- Single value query
Stored Value
value (CodeUpgradeAuthorization)
Relationships
Code Examples
import { ApiPromise, WsProvider } from "@polkadot/api";
import { stringCamelCase } from "@polkadot/util";
const provider = new WsProvider("wss://entrypoint-finney.opentensor.ai:443");
const api = await ApiPromise.create({ provider });
// Query AuthorizedUpgrade storage (no keys - plain value)
const result = await api.query
[stringCamelCase("System")]
[stringCamelCase("AuthorizedUpgrade")]();
console.log("AuthorizedUpgrade:", result.toHuman());Runtime Info
- Pallet
- System
- Storage Kind
- Plain
- First Version
- v151
- Current Version
- v393