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 #21257258 · ArcScan

Block

#21,257,258

2026-09-17 02:32:55 UTC

FinalizedProposed 59 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,257,258
Timestamp: 59 days ago · 2026-09-17 02:32:55 UTC
Transactions: 0 transactions in this block
Block hash: 0x871076df5d7a26e544966bf242de9b6982cd393fefa5a86727dd718e862d3c52
Parent hash: 0xa57d0425…60af1115
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,257,258 on Arc Mainnet is empty.

0x3286a95d…267ad7c8

Gas used / limit

79.3%23,791,088 / 30,000,000

Base fee

20 gwei

State root

0xa5393bb4ff65…cb5cb602ad7a

Transactions root

0x430bfcd6f3eb…9a3ec04d405e

Receipts root

0x7e8d6d03cf59…0ef5925d8409

Nonce

0x0000000000000000

Extra data

0x00000004a817c800