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 #21240140 · ArcScan

Block

#21,240,140

2026-09-17 00:08:23 UTC

FinalizedProposed 18 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,240,140
Timestamp: 18 days ago · 2026-09-17 00:08:23 UTC
Transactions: 0 transactions in this block
Block hash: 0xcfb008d385f3a3348d00c934568c3222348af0f5744c0d03a82d82fb0649275a
Parent hash: 0x47ce85d0…ea609029
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,240,140 on Arc Mainnet is empty.

0x2756042d…ecf88b3f

Gas used / limit

10.4%3,123,352 / 30,000,000

Base fee

20 gwei

State root

0x325445a9c030…32cad6bb3008

Transactions root

0xa6abcbd2b203…d6f80c3007d6

Receipts root

0x24352ba621eb…10c9128c3bf3

Nonce

0x0000000000000000

Extra data

0x00000004a817c800