Pending
Storage Re-added Map v210 → v277, v290 → v323, v326 → currentPending Ethereum transactions in the current block being built.
Explore chainQueried by: developers
The Big Picture
Ephemeral storage during block building - cleared after block finalization.
Use Cases
- Debug block building
- Monitor pending transactions
From Chain Metadata
Mapping from transaction index to transaction in the current building block.
Purpose & Usage
Purpose
Tracks transactions during block construction before finalization.
Common Query Patterns
- Query by transaction index
- Iterate all pending
Query Keys
| # | Name | Type | Description |
|---|---|---|---|
| 1 | key1 | u32 | key1 (u32) |
Stored Value
value ((TransactionV3, TransactionStatus, ReceiptV4))
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 Pending storage
const key1 = 0;
const result = await api.query
[stringCamelCase("Ethereum")]
[stringCamelCase("Pending")](
key1
);
console.log("Pending:", result.toHuman());Version History
v210 block 4,345,556 Added
v290 block 5,947,548 Re-added
v326 block 6,608,228 Re-added Current
Runtime Info
- Pallet
- Ethereum
- Storage Kind
- Map
- First Version
- v210
- Current Version
- v393