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 #21239721 · ArcScan

Block

#21,239,721

2026-09-17 00:04:50 UTC

FinalizedProposed 19 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,239,721
Timestamp: 19 days ago · 2026-09-17 00:04:50 UTC
Transactions: 0 transactions in this block
Block hash: 0x49294b720f1f353a4277a8a91281cb145e60c0ca610be884cacd274bbeb0667a
Parent hash: 0x8bcbff7f…582832cf
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,239,721 on Arc Mainnet is empty.

0xb1a19155…2ab19a1b

Gas used / limit

16.1%4,845,082 / 30,000,000

Base fee

20 gwei

State root

0x7e1d2d69892f…26035e9efe6f

Transactions root

0xb3e7acc77985…e1aa4c61be1b

Receipts root

0x7cf3ee373a06…b95a1c2df300

Nonce

0x0000000000000000

Extra data

0x00000004a817c800