Overview Blocks Txns

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

© 2026 ArcScan · Independent community explorer.

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 #0x40858b521dbfe2958396f22b76990ed280ebd0957045042dacd3231d19d00bf8 · ArcScan

Block

#21,398,555

2026-09-17 22:27:22 UTC

FinalizedProposed 48 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,398,555
Timestamp: 48 days ago · 2026-09-17 22:27:22 UTC
Transactions: 0 transactions in this block
Block hash: 0x40858b521dbfe2958396f22b76990ed280ebd0957045042dacd3231d19d00bf8
Parent hash: 0x7be2924f…f99747d5
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,398,555 on Arc Mainnet is empty.

0x8a4bbe60…ee7f6624

Gas used / limit

2.8%846,867 / 30,000,000

Base fee

20 gwei

State root

0x028a469b207f…afe057cf9dd7

Transactions root

0xdef8dbee0e0f…f66b95c44179

Receipts root

0x7a1c578b9b2c…7ec6463d9b36

Nonce

0x0000000000000000

Extra data

0x00000004a817c800