Non Fungible tokens on the Blockchain and associated standards like ERC721 and ERC1155 are discussed here. Command reference for the demo: https://web.archive.org/web/20200924093338/https://www.peerplays.tech/technology/nfts-and-marketplace/nft-command-referece

1. a non-fungible journey with
Bobinson Bobby of PBSA &
Shashank Udupa of Avalon Meta
NFTs:
Digital Collectibles and
Where to Find Them
Presented by

2. What are we here for:
To understand NFTs & collectibles and how their importance in the
Blockchain Ecosystem.
Introduction

3. 1. What are NFTs?
2. Existing Standards, Interoperability
3. Peerplays NFT Dex - the Marketplace
4. Avlon META Marketplace
5. Future
What we will cover

4. ● Interchangeable
● Transferrable
● No mandatory Unique
identifiers
Fungible vs Non-Fungible
● Transferrable
● Unique identifiers
Screen shot of investopedia.com

5. 1. A unique Identifier & associated METADATA
2. Transferrable
3. Often comes with a off-chain pictorial
representation
What are NFTs

6. ● Depicts metadata
● ERC 721, ERC 1155
● Transferability / Tradeability
● Immutable
● Provable Scarcity
NFT & Standards
{
"id": "1.31.2",
"nft_metadata_id": "1.30.3",
"owner": "1.2.33",
"approved": "1.2.33",
"approved_operators": [],
"token_uri": "https://assets.fireside.fm/file/fireside-
images/podcasts/images/b/bc7f1faf-8aad-4135-bb12-
83a8af679756/cover.jpg?v=3"
},

7. ● ERC721 : Transfer or ownership
Addresses & Ownership
● ERC1155 : Balance & Ownership
ERC721 vs ERC1155
interface ERC721 {
function ownerOf(uint256 _tokenId) external view returns
(address);
function transferFrom(address _from, address _to, uint256
_tokenId) external payable;
}
interface ERC1155 {
function balanceOf(address _owner, uint256 _id)
external view returns (address);
function transferFrom(address _from, address _to,
uint256 _id, uint256 quantity) external payable;
}

8. Peerplays NFTs

9. Peerplays NFTs
● ERC 721 compatible
● Metadata similar to popular ERC 721 tokens
● Similar (but not same) API endpoints
● Possible to establish 100% interoperability with Etherium ERC721 API
New Peerplays Non-Fungible Token Type:
● Non-Transferrable (thus not ERC 721)
● Immutable
● Used to represent achievements like passing an examination

10. Peerplays NFTs & Lotteries
● The raffle aka 5050 will be using NFTs!
● Those who purchase a lottery ticket can be given
a unique collectible
● Possibility to list and trade them in the on-chain
marketplace

11. Peerplays NFT Marketplace
● On chain marketplace
● Ability to bid for NFTs
● Bid expiry, meet the maximum bid etc

12. NFTs & Avlon META
● Unique tokens issued for participation and achievements
● Sellable and Collectible
● On chain marketplace
● Non Transferrable unique tokens issued for
certifications
● Acts like course credits
● Ensures Entry to new courses / features

13. Future of NFTs
● Enforce on chain uniqueness for metadata
● Store the representation on the chain
● On chain marketplace
● DEX for NFTs
● Ability to represent on real world assets

14. DEMO!

15. To learn more or get involved, join
the community today!
Join the Conversation!
@Peerplays
@Peerplays
r/Peerplays
https://discord.gg/JAbThT
VLet’s talk NFTs on Discord!
@Peerplays
@Peerplays-Blockchain-
Standards-Association
t.me/Peerplays

16. POWER
UP 🚀

17. POWER
DOWN
🚀