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 #21257181 · ArcScan

Block

#21,257,181

2026-09-17 02:32:15 UTC

FinalizedProposed 59 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,257,181
Timestamp: 59 days ago · 2026-09-17 02:32:15 UTC
Transactions: 0 transactions in this block
Block hash: 0xa7946beb8843d359ddfbc09e62f85b64f5b6d8d1953b783be2f302ed0240a2e2
Parent hash: 0xd09f6010…1730f2c8
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,257,181 on Arc Mainnet is empty.

0xefd77206…4d00a4fd

Gas used / limit

22.1%6,633,901 / 30,000,000

Base fee

20 gwei

State root

0xb98178f9df13…c07fea3d275d

Transactions root

0x67fdf1b74ca4…cca883e0bb69

Receipts root

0xedeb76d4b4a7…89cc01c6c9b5

Nonce

0x0000000000000000

Extra data

0x00000004a817c800