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 #21278264 · ArcScan

Block

#21,278,264

2026-09-17 05:30:21 UTC

FinalizedProposed 10 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,278,264
Timestamp: 10 days ago · 2026-09-17 05:30:21 UTC
Transactions: 0 transactions in this block
Block hash: 0x6666a5b7eb068acae112ea9cf2c0b942487fbe147eee7e4adacba79a0da2754f
Parent hash: 0x90fe131f…70e52b92
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,278,264 on Arc Mainnet is empty.

0xaf1e4eee…7f9b5c76

Gas used / limit

13.6%4,085,319 / 30,000,000

Base fee

20 gwei

State root

0xf25154d08b6f…40a53e576b2c

Transactions root

0x90d08af8d234…e1503ba3a6da

Receipts root

0xea2a5110fd77…1087db89e373

Nonce

0x0000000000000000

Extra data

0x00000004a817c800