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 #21242020 · ArcScan

Block

#21,242,020

2026-09-17 00:24:15 UTC

FinalizedProposed 15 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,242,020
Timestamp: 15 days ago · 2026-09-17 00:24:15 UTC
Transactions: 0 transactions in this block
Block hash: 0x3f64ba8df1daa29d02703ec16c516eef7e1a3daa71d21956b4d7aeb915ab8b82
Parent hash: 0xf36595e8…9be63d39
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,242,020 on Arc Mainnet is empty.

0xaf1e4eee…7f9b5c76

Gas used / limit

53.1%15,924,300 / 30,000,000

Base fee

20 gwei

State root

0x9be8ed9c32b2…537c80e62c7d

Transactions root

0x10949cf513eb…8b0360816468

Receipts root

0xf23d7ef1a58b…c93072ef4a20

Nonce

0x0000000000000000

Extra data

0x00000004a817c800