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 #21321251 · ArcScan

Block

#21,321,251

2026-09-17 11:33:29 UTC

FinalizedProposed 10 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,321,251
Timestamp: 10 days ago · 2026-09-17 11:33:29 UTC
Transactions: 0 transactions in this block
Block hash: 0x5b7f812ed01daa41855f1bcd88eba159d50dcc917288a6a9e93cb2e140dd1609
Parent hash: 0x686a553f…86203dfb
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,321,251 on Arc Mainnet is empty.

0x2de18a87…11f5fdd7

Gas used / limit

22.2%6,652,812 / 30,000,000

Base fee

20 gwei

State root

0xa702521821c5…45eb7e83ed36

Transactions root

0x651a7fbdf5db…5595fd081100

Receipts root

0x5f123b87e59a…7ad76048ed2f

Nonce

0x0000000000000000

Extra data

0x00000004a817c800