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 #21212321 · ArcScan

Block

#21,212,321

2026-09-16 20:13:34 UTC

FinalizedProposed 4 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,212,321
Timestamp: 4 days ago · 2026-09-16 20:13:34 UTC
Transactions: 0 transactions in this block
Block hash: 0xa3d65261b95e1143c093c5fdad47917d4de3b2d6e6384f416b957b80d00d1156
Parent hash: 0x29590118…ffb293f3
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,212,321 on Arc Mainnet is empty.

0xaf1e4eee…7f9b5c76

Gas used / limit

26.8%8,028,837 / 30,000,000

Base fee

20 gwei

State root

0xca7b2f516be9…d8728faca6d5

Transactions root

0xbc5cba28ef44…acd12a23ec40

Receipts root

0x125f63125a79…2d5a5885d86a

Nonce

0x0000000000000000

Extra data

0x00000004a817c800