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 #0x66a9d9a11673967e6a0299c3e4ff4df8ea243cd6a8b7559136d2aa5080043a1d · ArcScan

Block

#21,540,273

2026-09-18 18:25:18 UTC

FinalizedProposed 44 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,540,273
Timestamp: 44 days ago · 2026-09-18 18:25:18 UTC
Transactions: 0 transactions in this block
Block hash: 0x66a9d9a11673967e6a0299c3e4ff4df8ea243cd6a8b7559136d2aa5080043a1d
Parent hash: 0x3031d7da…e3e16296
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,540,273 on Arc Mainnet is empty.

0x4b4eedf1…fd908cc8

Gas used / limit

5.3%1,587,580 / 30,000,000

Base fee

20 gwei

State root

0x2f74a039ab39…7e782522fb4d

Transactions root

0xbcb26992e79c…f95c4ddd49ae

Receipts root

0x0bb396e5ad60…b29c80f4a51b

Nonce

0x0000000000000000

Extra data

0x00000004a817c800