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 #21357856 · ArcScan

Block

#21,357,856

2026-09-17 16:43:27 UTC

FinalizedProposed 5 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,357,856
Timestamp: 5 days ago · 2026-09-17 16:43:27 UTC
Transactions: 0 transactions in this block
Block hash: 0x451b9e86028ff851179aa05f3d404a10872c635047199d8618090f9f6ac06934
Parent hash: 0x9c5c5852…ba0ff331
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,357,856 on Arc Mainnet is empty.

0x7f0706af…61d4db05

Gas used / limit

17.1%5,142,223 / 30,000,000

Base fee

20 gwei

State root

0x194f36e3db08…c2b2d048b7d7

Transactions root

0xd950ec69553c…c9a81f7587db

Receipts root

0xf78bd8fcc809…6b007f0346e9

Nonce

0x0000000000000000

Extra data

0x00000004a817c800