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 #21421559 · ArcScan

Block

#21,421,559

2026-09-18 01:41:49 UTC

FinalizedProposed 57 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,421,559
Timestamp: 57 days ago · 2026-09-18 01:41:49 UTC
Transactions: 0 transactions in this block
Block hash: 0x234f21bc7282bfeb96f97117553b795cd513c19140ab80c6478b741f84be5ddb
Parent hash: 0xd32c5eda…6beb9da8
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,421,559 on Arc Mainnet is empty.

0x9be5f8a0…9114a4fd

Gas used / limit

15.3%4,581,361 / 30,000,000

Base fee

20 gwei

State root

0xc77096cd0703…baa5bcc21cd3

Transactions root

0xd79d1e1827f5…594663e68571

Receipts root

0xa67be01ddc08…ad27c5cde073

Nonce

0x0000000000000000

Extra data

0x00000004a817c800