PureKilled

Event v292 → v323, v326 → current #2

Emitted when a pure proxy account is destroyed.

View events on chain
Useful for: validatorsdeveloperswalletsanalytics

The Big Picture

Pure accounts can be destroyed, returning deposits but losing remaining funds.

Use Cases

  • Track pure account destruction

From Chain Metadata

A pure proxy was killed by its spawner.

Triggers

Emitted by

kill_pure

Preconditions

  • Pure account called kill_pure via proxy

Effects

Storage Modified

Proxies

Postconditions

  • Pure account removed
  • Deposit returned

Side Effects

  • Remaining funds become inaccessible

Event Data

#NameTypeDescription
0
pure
AccountId The pure proxy account address that was killed (hex -> SS58)
1
spawner
AccountId Account that originally created the pure proxy (hex -> SS58)
2
proxy_type
ProxyType Type of proxy permission held by the pure proxy
3
disambiguation_index
u16 Index used to disambiguate multiple pure proxies for the same spawner

Code Examples

import { createClient, Binary } from "polkadot-api";
import { getWsProvider } from "polkadot-api/ws";
import { sub } from "@polkadot-api/descriptors"; // generated by: npx papi add sub -w wss://entrypoint-finney.opentensor.ai:443

const client = createClient(getWsProvider("wss://entrypoint-finney.opentensor.ai:443"));
const api = client.getTypedApi(sub);

// Subscribe to PureKilled events
client.finalizedBlock$.subscribe(async (block) => {
  const events = await api.event.Proxy.PureKilled.get(block.hash);
  for (const evt of events) {
    console.log("PureKilled:", evt.payload);
  }
});

Version History

v292 block 5,968,712 4 args
v326 block 6,608,228 4 args Current

Runtime Info

Pallet Index
16
Event Index
2
First Version
v292
Current Version
v411
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