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 #21321818 · ArcScan

Block

#21,321,818

2026-09-17 11:38:16 UTC

FinalizedProposed 10 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,321,818
Timestamp: 10 days ago · 2026-09-17 11:38:16 UTC
Transactions: 0 transactions in this block
Block hash: 0x99c2c3e7ac0d4185a9dd6f74afe19930aec04fe7f428b532ad5380337a7e6bb9
Parent hash: 0x4e35498c…c09e65a8
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,321,818 on Arc Mainnet is empty.

0xaf1e4eee…7f9b5c76

Gas used / limit

27.7%8,320,774 / 30,000,000

Base fee

20 gwei

State root

0x222b254040af…4891e462ceac

Transactions root

0x417aedcc0a02…5202b217f650

Receipts root

0x7ac0008d091b…7dcb30b1cb24

Nonce

0x0000000000000000

Extra data

0x00000004a817c800