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 #21388204 · ArcScan

Block

#21,388,204

2026-09-17 20:59:52 UTC

FinalizedProposed 19 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,388,204
Timestamp: 19 days ago · 2026-09-17 20:59:52 UTC
Transactions: 0 transactions in this block
Block hash: 0xffa00cc4f585a6bed6ec8f37c56c12faa1ce5e2f17bc0a6b711208a0053a03b9
Parent hash: 0x16790bd5…b1d05f8a
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,388,204 on Arc Mainnet is empty.

0x5accc00d…37198797

Gas used / limit

12.4%3,731,496 / 30,000,000

Base fee

20 gwei

State root

0x18df9ce9e158…8e8e4855df29

Transactions root

0x6022bdf6d733…ffd4a71bb8bc

Receipts root

0xd115cf0dcdb5…9c7077f5952b

Nonce

0x0000000000000000

Extra data

0x00000004a817c800