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 #21221166 · ArcScan

Block

#21,221,166

2026-09-16 21:28:13 UTC

FinalizedProposed 13 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,221,166
Timestamp: 13 days ago · 2026-09-16 21:28:13 UTC
Transactions: 0 transactions in this block
Block hash: 0x10dc2a7c7bd633806af2c022e0d86208728cce3f6ec203f2f317d117ec2a29e8
Parent hash: 0x2a810040…136fc264
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,221,166 on Arc Mainnet is empty.

0x4b4eedf1…fd908cc8

Gas used / limit

32.0%9,589,826 / 30,000,000

Base fee

20 gwei

State root

0xb55e4db7a6dc…3ec334632a62

Transactions root

0x3cd608dd4332…8bd8c726baf2

Receipts root

0xe95830b4e05c…1c9a3f10678d

Nonce

0x0000000000000000

Extra data

0x00000004a817c800