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 #21278342 · ArcScan

Block

#21,278,342

2026-09-17 05:31:01 UTC

FinalizedProposed 6 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,278,342
Timestamp: 6 days ago · 2026-09-17 05:31:01 UTC
Transactions: 0 transactions in this block
Block hash: 0xbf59e9aa3f880aa95232c02f9c2f5a43987597080362d8fda5694b1083995bd8
Parent hash: 0x0461fab9…e980b229
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,278,342 on Arc Mainnet is empty.

0x3f37c5a8…4cf35c8c

Gas used / limit

18.4%5,511,617 / 30,000,000

Base fee

20 gwei

State root

0x43139554ed63…24345ac20404

Transactions root

0xb9c312a69aa3…eff1f49a785c

Receipts root

0x7ba502ba63e0…2725a1d717c3

Nonce

0x0000000000000000

Extra data

0x00000004a817c800