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a Catalyst Fund3 Deliverable for Adosia IoT

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Adosia mission statement:

leverage Cardano and IoT to enable economic opportunity

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Heidrun Overview

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  • Heidrun enables custom app integration with Cardano
    • self-hosted, open source platform API
    • tool to trigger custom action on detecting Ada payment
    • tool to perform (user-initiated) native asset withdrawals
    • architecture consists of 5 docker containers
    • does not require cardano-node (relies on Blockfrost API)

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Heidrun Dashboard

  • view pending, processing, errored and completed jobs

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  • view server processor, memory and disk utilization

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  • view cardano-cli version

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Payment Wallets

  • create wallets to accept payments

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  • keys hosted on server

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  • persistent across new�docker instances

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Drop Wallets

  • create and fund wallets

to hold native assets

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  • used to drop native assets

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  • one native asset type per wallet

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TrackPaymentAndCallback

  • app posts job to Heidrun and
    • specifies payment wallet
    • specifies payment amount (w/ dust)
    • specifies custom callback params

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  • upon payment receipt
    • Heidrun executes callback to app
    • payment wallet utxo untouched

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TrackPaymentAndDropAsset

  • app posts job to Heidrun and
    • specifies payment and drop wallets
    • specifies payment amount (w/ dust)
    • specifies native asset drop params

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  • upon payment receipt
    • Heidrun drops the native assets
    • payment wallet utxo fully consumed

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How Adosia IoT will use Heidrun

  • Accept Ada payments (TrackPaymentAndCallBack) for
    • custom IoT triggering upon Ada payment receipt
    • Adosia SaaS subscriptions
    • Adosia IoT platform account and device upgrades
    • on-platform ADO token purchases

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  • Enable ADO Token Withdraws (TrackPaymentAndDropAsset)

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Immediate Application and CTA

  • immediate need for a Cardano donation platform
    • accept ada payments as donations
    • capture donor contact data (optional) and email donation receipts

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  • Native Asset Drop Tool for Groups, Members or Contests

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  • Call to Action - Go BUILD!!!
    • Heidrun GitHub repo: https://github.com/adosia/Heidrun

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Challenge 1

  • build an open source donation platform using Heidrun
    • accept the Ada donations
    • core app will setup Heidrun TrackPaymentAndCallback job
    • Heidrun will callback core donation app to issue / email receipt
    • platform should enable community organizations to accepting Ada donations, capture donor contact data (optional) and email donation receipts

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  • Prizes: 300k ADO, 200k ADO, 100k ADO


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Challenge 2

  • build an open source native asset drop platform with Heidrun
    • let’s make it easy to distribute native assets and enable native asset faucets
    • use Heidrun TrackPaymentAndDropAsset method
    • see faucet.spacecoins.io

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  • Prizes: 200k ADO, 100k ADO, 50k ADO


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Challenge 3

  • Heidrun Expansion Challenge
    • let’s expand Heidrun functionality
    • maybe add a TrackAssetPaymentAndCallback job
    • maybe add a TrackPaymentAndDropAssetAndCallback job
    • maybe something you discover useful!�

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  • Prizes: 500k ADO, 250k ADO, 100k ADO


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