Queried by: stakersdevelopersanalytics
The Big Picture
The source of truth for all crowdfunding campaigns on Bittensor.
Use Cases
- Check crowdloan status
- Display campaign details
- Build crowdloan browsers
From Chain Metadata
A map of crowdloan ids to their information.
Purpose & Usage
Purpose
Stores all crowdloan campaigns and their current state.
Common Query Patterns
- Query by crowdloan ID
- Iterate to list all crowdloans
Query Keys
| # | Name | Type | Description |
|---|---|---|---|
| 1 | key1 | u32 | key1 (u32) |
Stored Value
value (CrowdloanInfo)
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 Crowdloans storage
const key1 = 0;
const result = await api.query
[stringCamelCase("Crowdloan")]
[stringCamelCase("Crowdloans")](
key1
);
console.log("Crowdloans:", result.toHuman());On-Chain Activity
Write Frequency
●●○○○○ Minimal <10K est. writes
<10K estimated writes
#64 most written storage item
Write Source User Extrinsics
Modified via user-submitted extrinsics
As of block 7,429,232
Runtime Info
- Pallet
- Crowdloan
- Storage Kind
- Map
- First Version
- v273
- Current Version
- v393