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 #21278129 · ArcScan

Block

#21,278,129

2026-09-17 05:29:13 UTC

FinalizedProposed 13 days ago

Block recordRPC · eth_getBlockByNumber

Block height: 21,278,129
Timestamp: 13 days ago · 2026-09-17 05:29:13 UTC
Transactions: 0 transactions in this block
Block hash: 0xb7543919bc95a221ed546d57dbb37b7228a085ad1b4cf720033c648d53de1b5e
Parent hash: 0x3ea28408…7c01628b
Proposer

Transactions in this block0 of 0 shown

No transactions

Block #21,278,129 on Arc Mainnet is empty.

0x5accc00d…37198797

Gas used / limit

8.8%2,648,038 / 30,000,000

Base fee

20 gwei

State root

0x260153e0967d…02c7a095911f

Transactions root

0x659a23dfd17e…147040bec09c

Receipts root

0x2e17ef7d9ac5…4cdc1b1bd6bf

Nonce

0x0000000000000000

Extra data

0x00000004a817c800