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 #21213721 · ArcScan

Block

#21,213,721

2026-09-16 20:25:23 UTC

FinalizedProposed 29 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,213,721
Timestamp: 29 days ago · 2026-09-16 20:25:23 UTC
Transactions: 0 transactions in this block
Block hash: 0xa18a8e3f0891cef00d76a85df3bc2722bc9ffb9bab11bca21f38bf36b1bc50f7
Parent hash: 0x89ab1c78…4501d5af
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,213,721 on Arc Mainnet is empty.

0x3286a95d…267ad7c8

Gas used / limit

53.1%15,938,840 / 30,000,000

Base fee

20 gwei

State root

0x87e032c292ab…8fe301716593

Transactions root

0x3656f243b839…349c3bbc3fb4

Receipts root

0x36ffbe986075…1e2c6015335e

Nonce

0x0000000000000000

Extra data

0x00000004a817c800