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 #21388018 · ArcScan

Block

#21,388,018

2026-09-17 20:58:18 UTC

FinalizedProposed 14 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,388,018
Timestamp: 14 days ago · 2026-09-17 20:58:18 UTC
Transactions: 0 transactions in this block
Block hash: 0xa0811d3a83b7899165eeacbc1461955c17880f11484c67331d08ade6e35d8354
Parent hash: 0x54a340f4…7ccbbb6d
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,388,018 on Arc Mainnet is empty.

0x9be5f8a0…9114a4fd

Gas used / limit

5.1%1,532,268 / 30,000,000

Base fee

20 gwei

State root

0x172becae8c70…fb5f34c2a229

Transactions root

0xe62090342b4e…13d6a5f4a2ac

Receipts root

0x1b1585d8f95e…524a16d36e7d

Nonce

0x0000000000000000

Extra data

0x00000004a817c800