Tempus Snow

// Generate a temporal privacy proof
use tempus_snow_sdk::{TemporalProof, TimeOracle};
use solana_sdk::pubkey::Pubkey;

async fn create_private_timestamp(
    tx_hash: &[u8; 32],
    time_range: TimeRange,
) -> Result<TemporalProof> {
    // Initialize time oracle connection
    let oracle = TimeOracle::connect(
        "chainlink+pyth",
        BFT_THRESHOLD,
    )?;

    // Generate zkSNARK proof
    let proof = plonk_prove(
        &TemporalCircuit::new(tx_hash, time_range),
        &oracle.attest()?,
    )?;

    Ok(proof)
}

// Verify on-chain (Solana program)
pub fn verify_temporal_proof(
    proof: &TemporalProof,
    vk: &VerifyingKey,
) -> bool {
    proof.verify(vk) // ~100ms on-chain
}