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 #21420363 · ArcScan

Block

#21,420,363

2026-09-18 01:31:42 UTC

FinalizedProposed 47 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,420,363
Timestamp: 47 days ago · 2026-09-18 01:31:42 UTC
Transactions: 0 transactions in this block
Block hash: 0xf9bff7ec1b28266fc29d75b528ef3546f85174ee2cbcf05578b4a74eb5e37c66
Parent hash: 0x7f725494…373b4f04
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,420,363 on Arc Mainnet is empty.

0xb1a19155…2ab19a1b

Gas used / limit

8.9%2,670,010 / 30,000,000

Base fee

20 gwei

State root

0x12f4869ce6d3…82dc5165f55b

Transactions root

0x1b35143d6f32…a34102b3bbb0

Receipts root

0x431bf8039e4e…f3325471a3ea

Nonce

0x0000000000000000

Extra data

0x00000004a817c800