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 #21421318 · ArcScan

Block

#21,421,318

2026-09-18 01:39:47 UTC

FinalizedProposed 55 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,421,318
Timestamp: 55 days ago · 2026-09-18 01:39:47 UTC
Transactions: 0 transactions in this block
Block hash: 0x87c3421a19bfcd1d563161ec454d418aee683a820e7e12e44a7b43a9b71f9619
Parent hash: 0xd2213ae7…a7e92ea7
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,421,318 on Arc Mainnet is empty.

0x8a4bbe60…ee7f6624

Gas used / limit

12.4%3,712,635 / 30,000,000

Base fee

20 gwei

State root

0x463bf705bb4f…8f1d09cb4ba6

Transactions root

0xdd8da9d8edd4…6fd5bd939768

Receipts root

0xcff2dae02e94…f929fb233bc8

Nonce

0x0000000000000000

Extra data

0x00000004a817c800