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 #21300303 · ArcScan

Block

#21,300,303

2026-09-17 08:36:35 UTC

FinalizedProposed 37 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,300,303
Timestamp: 37 days ago · 2026-09-17 08:36:35 UTC
Transactions: 0 transactions in this block
Block hash: 0x78b0bf51cf56e40cfbc3be53864380a9727b77a829c14c6c2610dc8b5025c256
Parent hash: 0x5958fd3e…04aee396
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,300,303 on Arc Mainnet is empty.

0x2756042d…ecf88b3f

Gas used / limit

7.4%2,212,133 / 30,000,000

Base fee

20 gwei

State root

0x26ccf70d9bdd…fc6d06bc820c

Transactions root

0x3ad797ebb8b2…19680b85c541

Receipts root

0x36bda5b1ab69…cc27ea85dfc0

Nonce

0x0000000000000000

Extra data

0x00000004a817c800