Encourage donations to established charities by rewarding with a limited edition ERC721 token. Proof-of-charity can be used to reward givers with special access or perks. Alternative url: https://cloudflare-ipfs.com/ipfs/QmY8ih9AEhHnMvZjJe5WiCocNNGasZfGWGdu4PiYHjWfRf/ [Deployed to mainnet]