RequestStatusFor

Storage Map v151 → v411 Changed in v411

Request status for preimages.

Explore chain

Queried by: validatorsdevelopers

The Big Picture

Tracks whether governance is using a preimage.

Use Cases

Check request status
Determine if clearable

From Chain Metadata

The request status of a given hash.

Purpose & Usage

Purpose

Track whether preimage is requested or unrequested.

Common Query Patterns

Query by hash

Query Keys

#	Name	Type	Description
1	preimageHash raw: key1	[u8; 32] [32]	key1 ([u8; 32])

Stored Value

RequestStatus

value (RequestStatus)

Relationships

Modified By

request_preimage unrequest_preimage

Related Events

Cleared Requested

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);

// Query RequestStatusFor storage
const key1 = "0x0000000000000000000000000000000000000000000000000000000000000000";

const result = await api.query.Preimage.RequestStatusFor.getValue(key1);
console.log("RequestStatusFor:", result);

Version History

Version:

v151 block 3,157,274 Added

v154 block 3,308,611 Internal re-bind

v166–v194 · runtime versions skipped on chain (never deployed)

v195 block 3,791,350 Internal re-bind

v202 block 3,848,823 Internal re-bind

v203–v204 · runtime versions skipped on chain (never deployed)

v205 block 4,209,446 Internal re-bind

v207–v209 · runtime versions skipped on chain (never deployed)

v210 block 4,345,556 Internal re-bind

v213–v215 · runtime versions skipped on chain (never deployed)

v216 block 4,510,996 Internal re-bind

v220–v232 · runtime versions skipped on chain (never deployed)

v233 block 4,920,350 Internal re-bind

v235–v237 · runtime versions skipped on chain (never deployed)

v238 block 4,936,550 Internal re-bind

v253–v256 · runtime versions skipped on chain (never deployed)

v257 block 5,228,683 Internal re-bind

v259–v260 · runtime versions skipped on chain (never deployed)

v261 block 5,328,895 Internal re-bind

v266–v272 · runtime versions skipped on chain (never deployed)

v273 block 5,659,032 Internal re-bind

v275–v275 · runtime versions skipped on chain (never deployed)

v276 block 5,781,672 Internal re-bind

v278–v289 · runtime versions skipped on chain (never deployed)

v290 block 5,947,548 Internal re-bind

v293–v296 · runtime versions skipped on chain (never deployed)

v297 block 6,067,943 Internal re-bind

v316–v319 · runtime versions skipped on chain (never deployed)

v320 block 6,523,566 Internal re-bind

v324–v325 · runtime versions skipped on chain (never deployed)

v326 block 6,608,228 Internal re-bind

v327–v333 · runtime versions skipped on chain (never deployed)

v334 block 6,811,690 Internal re-bind

v353–v360 · runtime versions skipped on chain (never deployed)

v361 block 7,063,679 Internal re-bind

v363–v364 · runtime versions skipped on chain (never deployed)

v365 block 7,135,419 Internal re-bind

v378–v384 · runtime versions skipped on chain (never deployed)

v385 block 7,782,670 Internal re-bind

v386–v390 · runtime versions skipped on chain (never deployed)

v391 block 7,782,857 Internal re-bind

v394–v400 · runtime versions skipped on chain (never deployed)

v401 block 8,036,576 Internal re-bind

v403–v410 · runtime versions skipped on chain (never deployed)

v411 block 8,283,784 Internal re-bind Current

Runtime Info

Pallet: Preimage
Storage Kind: Map
First Version: v151
Current Version: v411

Back to Preimage Storage