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 #21239378 · ArcScan

Block

#21,239,378

2026-09-17 00:01:57 UTC

FinalizedProposed 9 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,239,378
Timestamp: 9 days ago · 2026-09-17 00:01:57 UTC
Transactions: 0 transactions in this block
Block hash: 0x2c190da6c95e5601908d7229a295a4db5707174303478770f1ada843b80ac5e7
Parent hash: 0x17ce49ab…688b2b03
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,239,378 on Arc Mainnet is empty.

0x3f37c5a8…4cf35c8c

Gas used / limit

13.1%3,921,159 / 30,000,000

Base fee

20 gwei

State root

0x4518b0e44281…283d9a537327

Transactions root

0xb3fa17462845…2035ef041380

Receipts root

0xc7312f345b01…70eb7a06efe8

Nonce

0x0000000000000000

Extra data

0x00000004a817c800