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 #21278929 · ArcScan

Block

#21,278,929

2026-09-17 05:35:58 UTC

FinalizedProposed 12 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,278,929
Timestamp: 12 days ago · 2026-09-17 05:35:58 UTC
Transactions: 0 transactions in this block
Block hash: 0x8090e33d8e93a302da524b5798200297400bde21de7d670c150ac6911371ffe0
Parent hash: 0x8b7261ed…0728ee00
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,278,929 on Arc Mainnet is empty.

0x9be5f8a0…9114a4fd

Gas used / limit

17.9%5,364,565 / 30,000,000

Base fee

20 gwei

State root

0x55445a786d63…e20ca982c5e6

Transactions root

0x59f20c0c6016…a1622568aadb

Receipts root

0x7fa49b795ab2…21dbd9be4857

Nonce

0x0000000000000000

Extra data

0x00000004a817c800