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 #21278396 · ArcScan

Block

#21,278,396

2026-09-17 05:31:28 UTC

FinalizedProposed 3 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,278,396
Timestamp: 3 days ago · 2026-09-17 05:31:28 UTC
Transactions: 0 transactions in this block
Block hash: 0xaff79c1db795c790e85f4a4c25036ea5ea93e8afcd29584a93f4ef3b80767b16
Parent hash: 0x217bcee8…4d2566cd
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,278,396 on Arc Mainnet is empty.

0xb1a19155…2ab19a1b

Gas used / limit

30.4%9,107,527 / 30,000,000

Base fee

20 gwei

State root

0x76e894646c7f…f3d3aea3035d

Transactions root

0xdc47cd97410a…c7eb7e38bfff

Receipts root

0x20a005900bf2…287942f738ce

Nonce

0x0000000000000000

Extra data

0x00000004a817c800