~/talk

Build Cross-Chain NFTs

Talkat Constellation: A Chainlink Hackathon · 2023-11-08..12-10· [web3, blockchain]
slides:none on file

Step-by-step shows an NFT asset and metadata uploaded to QuickNode IPFS, three Hardhat contracts deployed (SourceMinter, DestinationMinter, MyNFT), then a CCIP router call that mints on Avalanche Fuji and delivers a cross-chain mint to Polygon Mumbai; the CCIP message is blessed by risk management, delivery takes ~5–10 minutes, and the destination mint verifies on-chain — end-to-end demo succeeds using Hardhat, ethers, and Chainlink CCIP.

AI-written summary · about

  1. 0:00Intro
  2. 0:55Overview
  3. 2:20Cloning the repo
  4. 6:30Uploading the NFT
  5. 12:45Environment Variables
  6. 15:25Task Files
  7. 30:15CCIP Explorer
  8. 33:25Question Time
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