Arc Mainnet/5042

ArcScan

Independent community block explorer for Arc Mainnet. Gas is paid in USDC; fees are quoted in dollars.

Contract address

Not published yet. The official address will appear here first — verify against this page before interacting with any contract.

Explore

Overview
Blocks
Transactions

Resources

Arc docs
Official explorer

Network

Network: Arc Mainnet
Chain ID: 5042
Gas token: USDC
Block time: ~0.5s
Consensus: Malachite BFT
Execution: Reth

Aggregated analytics are approximate and computed over a recent window of blocks. Independent community explorer. Not affiliated with Circle or the Arc team. Nothing here is financial advice.

Block #21521188 · ArcScan

Block

#21,521,188

2026-09-18 15:43:58 UTC

FinalizedProposed 18 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,521,188
Timestamp: 18 days ago · 2026-09-18 15:43:58 UTC
Transactions: 0 transactions in this block
Block hash: 0x5f97cb0ef72371a52fa77c345b63cfea86eefc6cba5b2cbc0368174c4fa5b2bb
Parent hash: 0xfab67927…24e4a888
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,521,188 on Arc Mainnet is empty.

0x2de18a87…11f5fdd7

Gas used / limit

6.0%1,794,016 / 30,000,000

Base fee

20 gwei

State root

0x2610948c7e32…f561f72c139c

Transactions root

0xe980e4065816…e6e71a6b5c93

Receipts root

0x372252e5aca8…c317a95ca5ee

Nonce

0x0000000000000000

Extra data

0x00000004a817c800