Overview Blocks Txns

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

© 2026 ArcScan · Independent community explorer.

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 #0x3d155b08f11f85ec22cc22756fbcdd093f13bdd17c14744c148d6f2a6e010f5d · ArcScan

Block

#21,509,121

2026-09-18 14:01:59 UTC

FinalizedProposed 45 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,509,121
Timestamp: 45 days ago · 2026-09-18 14:01:59 UTC
Transactions: 0 transactions in this block
Block hash: 0x3d155b08f11f85ec22cc22756fbcdd093f13bdd17c14744c148d6f2a6e010f5d
Parent hash: 0xcf0ce25d…8790e3ed
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,509,121 on Arc Mainnet is empty.

0xefd77206…4d00a4fd

Gas used / limit

8.1%2,420,568 / 30,000,000

Base fee

20 gwei

State root

0x283690c5e501…0264552c047c

Transactions root

0x646bc8013ab6…f5d6d890a9df

Receipts root

0x0486498814ae…c456a07e28be

Nonce

0x0000000000000000

Extra data

0x00000004a817c800