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 #21256103 · ArcScan

Block

#21,256,103

2026-09-17 02:23:09 UTC

FinalizedProposed 49 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,256,103
Timestamp: 49 days ago · 2026-09-17 02:23:09 UTC
Transactions: 0 transactions in this block
Block hash: 0x66698d3be8a47e8116786070b18ba45f54e59e4bf1004c74804c97281aa0a05f
Parent hash: 0x3f1e07e0…288a9d3b
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,256,103 on Arc Mainnet is empty.

0x2756042d…ecf88b3f

Gas used / limit

6.5%1,954,202 / 30,000,000

Base fee

20 gwei

State root

0xb08c181e28cd…8f1b8f2bded9

Transactions root

0xbce341c3b785…7dc1204d5dd9

Receipts root

0xa389901bc45d…fc9ddf19d741

Nonce

0x0000000000000000

Extra data

0x00000004a817c800