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 #21378574 · ArcScan

Block

#21,378,574

2026-09-17 19:38:29 UTC

FinalizedProposed 56 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,378,574
Timestamp: 56 days ago · 2026-09-17 19:38:29 UTC
Transactions: 0 transactions in this block
Block hash: 0x99c13996c27587e9df47129408281a896f30904e3a404d6e58e910c3e35ce1d6
Parent hash: 0x329d867f…521b8d65
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,378,574 on Arc Mainnet is empty.

0x3f37c5a8…4cf35c8c

Gas used / limit

14.7%4,400,142 / 30,000,000

Base fee

20 gwei

State root

0x7009297d4c14…11ac448ee63e

Transactions root

0x78723ab2335a…a48d6edce4cf

Receipts root

0xb81315ff6074…21dab41170b1

Nonce

0x0000000000000000

Extra data

0x00000004a817c800