Plume USD (pUSD) becomes available on the Plume Network, with trading data indicating its existence on or before September 22, 2025, when its all-time low price was recorded.

0xMacro completed the first security audit of the BoringVault smart contracts, which underpin pUSD's collateralization mechanism.

Security researcher Pashov completed an audit of the Nucleus cross-chain smart contracts used by pUSD.

Pashov completed a security audit for the Nucleus integration with the Hyperlane interoperability protocol, enhancing cross-chain functionality.