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 #21278209 · ArcScan

Block

#21,278,209

2026-09-17 05:29:53 UTC

FinalizedProposed 11 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,278,209
Timestamp: 11 days ago · 2026-09-17 05:29:53 UTC
Transactions: 0 transactions in this block
Block hash: 0x3e7d8fdb98354ad2c66a43a246994f88f46477e88ddfc56f72caca2d2dd6a6cd
Parent hash: 0x3cb88de9…f5717de5
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,278,209 on Arc Mainnet is empty.

0xb1a19155…2ab19a1b

Gas used / limit

23.0%6,910,562 / 30,000,000

Base fee

20 gwei

State root

0x09ecde7ba668…ea377bb00305

Transactions root

0x073a81c1035d…a25c8a0df578

Receipts root

0xbe588dde393e…8f807bd19782

Nonce

0x0000000000000000

Extra data

0x00000004a817c800