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 #21555003 · ArcScan

Block

#21,555,003

2026-09-18 20:29:50 UTC

FinalizedProposed 39 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,555,003
Timestamp: 39 days ago · 2026-09-18 20:29:50 UTC
Transactions: 0 transactions in this block
Block hash: 0x856460de168ec77b68c1dbc0154da60b687cec49ce7faa4f129c6c59a6dcaba0
Parent hash: 0x247a6de4…091747e6
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,555,003 on Arc Mainnet is empty.

0xb1a19155…2ab19a1b

Gas used / limit

3.6%1,071,770 / 30,000,000

Base fee

20 gwei

State root

0x24a5e5e4f148…cd7fdb46e3b5

Transactions root

0x08015c6dbeec…b2214af1083a

Receipts root

0x8147e6864c16…4f39b2c5f9a0

Nonce

0x0000000000000000

Extra data

0x00000004a817c800