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 #21279974 · ArcScan

Block

#21,279,974

2026-09-17 05:44:48 UTC

FinalizedProposed 45 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,279,974
Timestamp: 45 days ago · 2026-09-17 05:44:48 UTC
Transactions: 0 transactions in this block
Block hash: 0x12a1fa0b6cdf361130ad2355613f3a45d90e214c6b46db8c3ee6317f33d1d336
Parent hash: 0x74f640fd…08730f5c
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,279,974 on Arc Mainnet is empty.

0x3f37c5a8…4cf35c8c

Gas used / limit

15.1%4,528,398 / 30,000,000

Base fee

20 gwei

State root

0x57bc7be7a931…fed2fb6f9637

Transactions root

0x229ac8ddd859…5c5721c9e226

Receipts root

0x9b691f4fb483…d3bd5c5ea5b8

Nonce

0x0000000000000000

Extra data

0x00000004a817c800