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 #21397696 · ArcScan

Block

#21,397,696

2026-09-17 22:20:06 UTC

FinalizedProposed 56 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,397,696
Timestamp: 56 days ago · 2026-09-17 22:20:06 UTC
Transactions: 0 transactions in this block
Block hash: 0x820c821eea313117fc50dfbf00be8428c460706380719232d58a524b358fa520
Parent hash: 0x56b8fc67…b0c3fcc1
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,397,696 on Arc Mainnet is empty.

0x2756042d…ecf88b3f

Gas used / limit

0.4%108,085 / 30,000,000

Base fee

20 gwei

State root

0x23b368ff5e9a…07be9f7295d2

Transactions root

0xf74ffd138fc7…fc3bdfaaefe3

Receipts root

0xb721b6d8fbdf…c1d6d7ef1fb5

Nonce

0x0000000000000000

Extra data

0x00000004a817c800