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 #21278856 · ArcScan

Block

#21,278,856

2026-09-17 05:35:21 UTC

FinalizedProposed 10 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,278,856
Timestamp: 10 days ago · 2026-09-17 05:35:21 UTC
Transactions: 0 transactions in this block
Block hash: 0x1ff6d48e65c6d7cf415c536d7dc398ea3f3458052bc26a55a75278f8ab59602b
Parent hash: 0xcf2d851a…64c6e74e
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,278,856 on Arc Mainnet is empty.

0xefd77206…4d00a4fd

Gas used / limit

11.9%3,565,855 / 30,000,000

Base fee

20 gwei

State root

0x9702845bf0e4…8c2cecc23663

Transactions root

0xb05d2c539af4…86535033ff98

Receipts root

0xe1d02ef4bda5…6c9a9fdf5c64

Nonce

0x0000000000000000

Extra data

0x00000004a817c800