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 #21378303 · ArcScan

Block

#21,378,303

2026-09-17 19:36:12 UTC

FinalizedProposed 58 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,378,303
Timestamp: 58 days ago · 2026-09-17 19:36:12 UTC
Transactions: 0 transactions in this block
Block hash: 0x9e3cbc0ccc09d26b7c35d5b4c42a43734a3b7f5536098d33c30040ac7e2a640e
Parent hash: 0xbacb5b6d…bcb5dbc8
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,378,303 on Arc Mainnet is empty.

0x2de18a87…11f5fdd7

Gas used / limit

19.9%5,981,849 / 30,000,000

Base fee

20 gwei

State root

0x909ef6d14751…0d7e670d47b0

Transactions root

0xcdacc505f826…b0c28032f74d

Receipts root

0x8300e87c9bac…a75b73503ea2

Nonce

0x0000000000000000

Extra data

0x00000004a817c800