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 #21278838 · ArcScan

Block

#21,278,838

2026-09-17 05:35:12 UTC

FinalizedProposed 8 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,278,838
Timestamp: 8 days ago · 2026-09-17 05:35:12 UTC
Transactions: 0 transactions in this block
Block hash: 0x5e03e36cc37c1746a8ba793b30f7f6ebbb073968b161092c5634c9acecf5d3c1
Parent hash: 0x5460403d…d2870916
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,278,838 on Arc Mainnet is empty.

0xb1a19155…2ab19a1b

Gas used / limit

14.7%4,413,622 / 30,000,000

Base fee

20 gwei

State root

0x78cd6faa505a…843d32f6d6f2

Transactions root

0x2a42cf9d096c…cf8823624d3c

Receipts root

0x0dea7684f271…6d00c81c13a0

Nonce

0x0000000000000000

Extra data

0x00000004a817c800