HyperCertificates Build: Phase 1

Context

Protocol Labs are developing Hypercerts, an interoperable data layer for impact-funding mechanisms that speaks to Owocki's interest in impact-driven economic activity. Devs from RaidGuild are collaborating to buidl it.

Budget, Timing, Deliverables

Total cost $39.7k

Milestone 1

$24.7k XDAI
2-3 weeks duration

• Contracts
  • ERC1155 token contract
  • EIP-2981 royalties
  • Graph
  • Technical refinement
• Deliverables
  • Contract supporting single creator address
    • Mint, burn, donate hypercert token
    • Simple royalty flow
  • Graph
    • Index hypercerts
    • Index hypercert collections
  • Product
    • Refined architecture
  • Front end
    • Mint, burn, donate

Further technical details here and here.

Milestone 2

1. Fractionalisation $12K

Contract

• Fractional tokens -> implementing ERC3525
  • Refactor to 721, locally ready
  • Build 3525 contract + tests
  • Extend 721 with 3525
  • Adding name to cert

App

• View of own hypercerts
  • Add split and merge calls + UI
  • Burn (already there)
  • Graph metadata (fraction values per owner, burned)
  • Updating IPFS data

2. SVG generation $3.6K

Contract

• SVG generation
  • Add an SVG ID to cert
  • When calling for tokenURI build string/bytes/json, get SVG data from SVG contract
  • Randomness for color generation

App

• SVG loading

3. Gallery page $2.4K

• View all certs
• Manage collections
  • Collection admin in Google Sheets-API
• Update/replace owner with -possibly- ENS data

4. Detail page $2K

• SVG manipulation (take out details)
• IPFS data like description
• Contributor overview
• Owners overview

Roles / People

Holke
Owocki
Ale Border
Davidad
Matthew Frehlich
Alexander Thiel
The community

Wizard (Smart Contracts) - BitBeckers
Palladin (Back End) - mr_bluesky
Warrior (Front End) - Jip
Ranger (UX) - Sascha
Cleric - DAO Jones

Way of Working

• ~Weekly technical meeting for "Impact Certificates Architecture Crew"
• UX approach TBD
• Open communication, including concerns
• Public channel and doc(s) for community comments

Payment

Payment via Raid Guild escrow contract on Gnosis chain, in WXDAI.
Escrow contract: https://smartescrow.raidguild.org/escrow/62eac8ad0fb8bf000414592

Step 1: Client deposits payment into escrow app
Step 2: Raid Guild delivers work
Step 3: Client release payment from escrow app

If case of dispute, either party can lock funds and trigger arbitration by LexDAO in exchange for 10% LexDAO fee.

RaidGuild account contact: DAO Jones
Client payment contact: Matthew Frehlick