Advanced MiningMart contracts · operator setup required
Hash Note marketplace
Purchase costs and network fees are paid from your wallet. Approvals, purchases and settlement stay in MiningMart; your wallet confirms each transaction.
Issue a Hash Note
A verified, eligible issuer and allowed settlement token are required. Buyers also need eligibility. Payments go directly to the issuer; payouts are not guaranteed.
Value, with a release date.
Lock USDC today. Give a wallet the right to claim it at maturity.
Fully prefunded. Transferable. Managed here.
Set the amount. Set the date.
Your wallet supplies the entire payout upfront. There is no mining yield, interest or issuer promise to collect later.
Track. Transfer. Claim.
Saved on this browser, not a complete wallet inventory. Open a shared link or import a compatible Base claim ID. Funding and ownership are checked on-chain.
Your first claim starts here.
Issue a funded note above or look up an existing claim. No example balances are shown.
Uses native USDC on Base, not Kaspa L1, Kasplex or Robinhood assets. You need USDC to fund a note and Base ETH for fees. No MiningMart deployment or operator approval is required.
Execution details & account requirements
Settlement uses the funded settlement contract on Base. The protocol holds the funded USDC and charges its withdrawal fee.
Settlement contract ↗ · USDC contract ↗ · How timelocks work →