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 #21521903 · ArcScan

Block

#21,521,903

2026-09-18 15:50:00 UTC

FinalizedProposed 6 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,521,903
Timestamp: 6 days ago · 2026-09-18 15:50:00 UTC
Transactions: 0 transactions in this block
Block hash: 0xc8d009f1650f63dc1b8eb3fbc97168de9f09b66e30f751973bbab4a473b7d7d6
Parent hash: 0x0efc2e90…b0b515a8
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,521,903 on Arc Mainnet is empty.

0xa629c201…f857da77

Gas used / limit

6.7%2,023,070 / 30,000,000

Base fee

20 gwei

State root

0x89204a45398e…c90dda5b0bee

Transactions root

0x421cba94acb9…c9a2610e0fab

Receipts root

0x920dc1a8abaa…7ea08d51ae81

Nonce

0x0000000000000000

Extra data

0x00000004a817c800