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 #21421405 · ArcScan

Block

#21,421,405

2026-09-18 01:40:31 UTC

FinalizedProposed 56 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,421,405
Timestamp: 56 days ago · 2026-09-18 01:40:31 UTC
Transactions: 0 transactions in this block
Block hash: 0x4eb44fcc1aee352a7aec2e331b146c3a7f3933c49cce894b2cc3db79791a34fb
Parent hash: 0x05ba7ad8…ed9731cc
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,421,405 on Arc Mainnet is empty.

0x5accc00d…37198797

Gas used / limit

11.7%3,499,553 / 30,000,000

Base fee

20 gwei

State root

0x1c155cf30af2…64852b8feefe

Transactions root

0x5105a5c0583c…2f2252836228

Receipts root

0x5de0c4e7f136…3287dae79330

Nonce

0x0000000000000000

Extra data

0x00000004a817c800