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 #21266778 · ArcScan

Block

#21,266,778

2026-09-17 03:53:19 UTC

FinalizedProposed 8 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,266,778
Timestamp: 8 days ago · 2026-09-17 03:53:19 UTC
Transactions: 0 transactions in this block
Block hash: 0x78fc894d974da47dc690e15dc35bb01b5236d05b2cddf3cae6cc395a1f008cf4
Parent hash: 0x52f83c8f…2cd4c9f3
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,266,778 on Arc Mainnet is empty.

0x3286a95d…267ad7c8

Gas used / limit

32.5%9,741,904 / 30,000,000

Base fee

20 gwei

State root

0x6fcf5d3576b3…908c93902c4b

Transactions root

0x46d4698456d1…6c97425825a0

Receipts root

0x0c9b54cc87b7…2477f6f4d4c4

Nonce

0x0000000000000000

Extra data

0x00000004a817c800