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 #21421581 · ArcScan

Block

#21,421,581

2026-09-18 01:42:00 UTC

FinalizedProposed 57 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,421,581
Timestamp: 57 days ago · 2026-09-18 01:42:00 UTC
Transactions: 0 transactions in this block
Block hash: 0x19ed68967e797b6b2cc1a869f186dfcde5253997def6f9b28d0355b19fb93cdd
Parent hash: 0x269f5813…982ebd2e
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,421,581 on Arc Mainnet is empty.

0x2756042d…ecf88b3f

Gas used / limit

6.4%1,931,188 / 30,000,000

Base fee

20 gwei

State root

0xc338a1ee432c…fc889fda1ac2

Transactions root

0x8f60f96a5e7d…43ff94985b43

Receipts root

0x1125b92c221d…fc4bbd44fb22

Nonce

0x0000000000000000

Extra data

0x00000004a817c800