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 #21378591 · ArcScan

Block

#21,378,591

2026-09-17 19:38:38 UTC

FinalizedProposed 56 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,378,591
Timestamp: 56 days ago · 2026-09-17 19:38:38 UTC
Transactions: 0 transactions in this block
Block hash: 0x4b06a2ca2526e1e1434a4f20eb3b63e79e8c36008581dbdb3f000caf6815ba92
Parent hash: 0xcef8121b…fcb85cdf
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,378,591 on Arc Mainnet is empty.

0x3f37c5a8…4cf35c8c

Gas used / limit

10.8%3,238,168 / 30,000,000

Base fee

20 gwei

State root

0xaa48148fdbd8…b68f725d9658

Transactions root

0x4f396934117b…bacdbd7ce095

Receipts root

0x0e10dbb25eba…d137d4914a9e

Nonce

0x0000000000000000

Extra data

0x00000004a817c800