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Season 1 · DeFi & Open Finance

OPN Escrow Note

A simple escrow note primitive for native OPN settlement records.

Stage 1, ReviewDeFi & Open Finance

by kuravska · submitted Jun 2, 2026

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Description

01/03

What the builder said.

Written by the team, rendered as the markdown they typed in the submission wizard.

Builder note

OPN Escrow Note is a small settlement primitive deployed on OPN Chain. It creates a simple escrow-style record where native OPN is placed into the contract and stored as a note linked to the user's wallet.

The goal is not to build a full escrow marketplace yet, but to show the first clear layer: funded records, settlement status, and transparent on-chain accounting.

Use case

Escrow mechanics are useful when two sides need a visible funding record before a later action. This can apply to simple deals, service payments, contributor payouts, milestone-based work, or temporary holding flows.

This version keeps the model compact so the contract behavior is easy to inspect.

Contract behavior

  • The user calls createEscrowNote() and sends native OPN.
  • The contract creates an escrow note for that wallet.
  • Each note stores amount, creation time, and settlement status.
  • The contract tracks total escrowed value.
  • The user can read note count and individual note details.
  • A settlement function is included to close a note.

OPN Chain activity

The contract was deployed on OPN Chain during the Season 1 submission period. A live createEscrowNote() transaction was executed, so the build has both deployment proof and interaction proof.

Roadmap

02/03

What ships next.

The builder's own next-quarter plan. Use it to gauge follow-through and ambition.

Current milestone

The first version of OPN Escrow Note is focused on a minimal escrow record:

  • Deploy the escrow note contract on OPN Chain.
  • Test the createEscrowNote() function with native OPN.
  • Store amount, creation time, and settlement status on-chain.
  • Track total escrowed value inside the contract.
  • Submit the build for Season 1 review.

Short-term plan

The next step is to make the escrow flow easier to use from a simple interface:

  • Add a wallet-connected page for creating escrow notes.
  • Show all notes created by the connected wallet.
  • Display active and settled notes separately.
  • Add explorer links for every escrow transaction.
  • Add clear messages for funded and settled states.

Feature direction

After the basic interface, the contract can be expanded into a more practical settlement tool:

  • Add named escrow notes.
  • Add ERC-20 escrow support.
  • Add optional settlement labels for service payments, milestones, or contributor payouts.
  • Add public note pages for transparent verification.
  • Improve event indexing for dashboards and analytics.

Long-term vision

The longer-term idea is to turn this into a lightweight escrow layer for OPN Chain, where users, builders, and small teams can create transparent funded records before settlement.

On-chain proof

03/03

1 contract on OPN Chain.

The chain itself confirmed every deployment is valid, signed by the builder's wallet, and inside the season's window.

  • 01OPNEscrowNotePrimary

    0xD3919329E0b7Ab5E83684F35fD0389F6374986C8

    tx 0xdd02314561bcc4e7076060ebce330f759a4b3cbad4d274b820baa0722a61c64f

    deployed Jun 2, 2026 · block 17774281