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 #21400721 · ArcScan

Block

#21,400,721

2026-09-17 22:45:41 UTC

FinalizedProposed 12 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,400,721
Timestamp: 12 days ago · 2026-09-17 22:45:41 UTC
Transactions: 0 transactions in this block
Block hash: 0x81052f1c7606a000640ef2141fe66fd9b3c373961ef2fd3f0735ad868af18a3f
Parent hash: 0x27b6f567…183c74ec
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,400,721 on Arc Mainnet is empty.

0x3286a95d…267ad7c8

Gas used / limit

17.8%5,325,010 / 30,000,000

Base fee

20 gwei

State root

0xeff23bcd76cb…9e0a0f970d8c

Transactions root

0xc8eece31c868…eba6dabcf1a9

Receipts root

0x341b90d40107…4cf7df3000f3

Nonce

0x0000000000000000

Extra data

0x00000004a817c800