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 #21303221 · ArcScan

Block

#21,303,221

2026-09-17 09:01:14 UTC

FinalizedProposed 12 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,303,221
Timestamp: 12 days ago · 2026-09-17 09:01:14 UTC
Transactions: 0 transactions in this block
Block hash: 0xb79ca21b36ff17d9c6e98c8ea3740969efa3366c06055fb55d5d6633c3463c7d
Parent hash: 0x66838f40…7c85b4da
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,303,221 on Arc Mainnet is empty.

0x5accc00d…37198797

Gas used / limit

13.1%3,935,755 / 30,000,000

Base fee

20 gwei

State root

0x125d19b6c563…cfe587eb0cde

Transactions root

0x99f374d29b9a…d29912aa955d

Receipts root

0x0643d59aa2b9…d9d325db7c72

Nonce

0x0000000000000000

Extra data

0x00000004a817c800