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 #21278118 · ArcScan

Block

#21,278,118

2026-09-17 05:29:07 UTC

FinalizedProposed 13 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,278,118
Timestamp: 13 days ago · 2026-09-17 05:29:07 UTC
Transactions: 0 transactions in this block
Block hash: 0x4cb88ffd0e046ef8b4fc8798123382db3a8cc00256f2d803b9ab1a7811b84ddd
Parent hash: 0xfb2d1e88…e390e542
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,278,118 on Arc Mainnet is empty.

0x2756042d…ecf88b3f

Gas used / limit

5.2%1,563,729 / 30,000,000

Base fee

20 gwei

State root

0x186e22a17c53…73ce3416a267

Transactions root

0x677e6aed3aeb…22df294c2b13

Receipts root

0x45b61fd77318…8b30efb6fcef

Nonce

0x0000000000000000

Extra data

0x00000004a817c800