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 #21397563 · ArcScan

Block

#21,397,563

2026-09-17 22:18:59 UTC

FinalizedProposed 56 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,397,563
Timestamp: 56 days ago · 2026-09-17 22:18:59 UTC
Transactions: 0 transactions in this block
Block hash: 0x3855654497204c7854e52db7f6312e2df62a099f9b8787fcf48348e87680bf98
Parent hash: 0x27cfabf3…7828fe29
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,397,563 on Arc Mainnet is empty.

0x3f37c5a8…4cf35c8c

Gas used / limit

5.9%1,760,362 / 30,000,000

Base fee

20 gwei

State root

0xcbcf30cdea6f…cde3caa041e1

Transactions root

0x31730e7332af…3f1747c73260

Receipts root

0x6a2e5ccb035c…450815dc992f

Nonce

0x0000000000000000

Extra data

0x00000004a817c800