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 #21420270 · ArcScan

Block

#21,420,270

2026-09-18 01:30:55 UTC

FinalizedProposed 44 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,420,270
Timestamp: 44 days ago · 2026-09-18 01:30:55 UTC
Transactions: 0 transactions in this block
Block hash: 0xfecc9cfe68607debb972944a1bd350a56d37fb5cc5ba74020e39728a58c3776e
Parent hash: 0x3f504634…1e8e8359
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,420,270 on Arc Mainnet is empty.

0x4b4eedf1…fd908cc8

Gas used / limit

16.3%4,883,164 / 30,000,000

Base fee

20 gwei

State root

0x7490dc98c8a4…a53282f7701a

Transactions root

0x3cd9d1b6a23c…4133871a4c84

Receipts root

0x566aadfadf7a…8a7ccf774e81

Nonce

0x0000000000000000

Extra data

0x00000004a817c800