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 #21221209 · ArcScan

Block

#21,221,209

2026-09-16 21:28:35 UTC

FinalizedProposed 12 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,221,209
Timestamp: 12 days ago · 2026-09-16 21:28:35 UTC
Transactions: 0 transactions in this block
Block hash: 0x98c7bfea742b88cd2dd388c45d5751c10f604f9c98ffe6b3fa64a220c1e595a9
Parent hash: 0x55c29c53…6a869a0e
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,221,209 on Arc Mainnet is empty.

0xefd77206…4d00a4fd

Gas used / limit

23.3%6,986,295 / 30,000,000

Base fee

20 gwei

State root

0x6ea574a8b478…cd327da27463

Transactions root

0x9c97e9796a8b…60407968dca1

Receipts root

0x9f9a5928a052…285d6ea21332

Nonce

0x0000000000000000

Extra data

0x00000004a817c800