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 #21421266 · ArcScan

Block

#21,421,266

2026-09-18 01:39:20 UTC

FinalizedProposed 54 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,421,266
Timestamp: 54 days ago · 2026-09-18 01:39:20 UTC
Transactions: 0 transactions in this block
Block hash: 0xd99d60e360b8daf8781c28545f4348324f4882ba1952ee23cead76114eb3e41d
Parent hash: 0x1ebba75a…e9016bf7
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,421,266 on Arc Mainnet is empty.

0x7f0706af…61d4db05

Gas used / limit

9.2%2,758,087 / 30,000,000

Base fee

20 gwei

State root

0x4aaa19034170…aa441bb2ff39

Transactions root

0x2527cd283b79…6ab8abd9fed1

Receipts root

0x106ff08f7db2…3aab052d82ef

Nonce

0x0000000000000000

Extra data

0x00000004a817c800