
How to Buy an ENS Name
The Ethereum Name Service (ENS) is a decentralized naming system for Ethereum addresses. It allows users to register and use human-readable names, such as "squirtle0x.eth", instead of long, complex hexadecimal addresses. ENS names can be used to access decentralized applications, send and receive cryptocurrency, and more. To search and buy an ENS name, you can follow these steps:Go to the ENS website https://app.ens.domains/ and connect your walletSearch for a name: You can search for a name ...

The Importance Of Hardware Wallets
IntroHardware wallets are one of the most talked about subjects in crypto and yet you always hear about how people don’t use them. Let’s talk about why you should 100% have one and why the learning curve is worth it. Before we start comparing wallet types it’s important to understand that hardware wallets align with crypto fundamentals. This technology was created so individuals can be their own banks. No reliance on a third party who can take advantage of you and lose all your money with bad...

Aave for Beginners: How to Supply ETH on Arbitrum
Time for another breakdown on how to participate in DeFi for beginners. With the giant Arbitrum airdrop coming this Friday you bet we are doing this on Arbitrum. Let’s add some liquidity to @AaveAave! Aave is a liquidity market where users can supply and barrow liquidity, real simple. I highly recommend reading their FAQ in order to get a deeper understanding of what Aave does. Important to note that it’s governed by the community with a DAO and is one of the most successful DAOs we have in D...
Web3 builder | NFT collector | DeFi believer | Glass always half full

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How to Buy an ENS Name
The Ethereum Name Service (ENS) is a decentralized naming system for Ethereum addresses. It allows users to register and use human-readable names, such as "squirtle0x.eth", instead of long, complex hexadecimal addresses. ENS names can be used to access decentralized applications, send and receive cryptocurrency, and more. To search and buy an ENS name, you can follow these steps:Go to the ENS website https://app.ens.domains/ and connect your walletSearch for a name: You can search for a name ...

The Importance Of Hardware Wallets
IntroHardware wallets are one of the most talked about subjects in crypto and yet you always hear about how people don’t use them. Let’s talk about why you should 100% have one and why the learning curve is worth it. Before we start comparing wallet types it’s important to understand that hardware wallets align with crypto fundamentals. This technology was created so individuals can be their own banks. No reliance on a third party who can take advantage of you and lose all your money with bad...

Aave for Beginners: How to Supply ETH on Arbitrum
Time for another breakdown on how to participate in DeFi for beginners. With the giant Arbitrum airdrop coming this Friday you bet we are doing this on Arbitrum. Let’s add some liquidity to @AaveAave! Aave is a liquidity market where users can supply and barrow liquidity, real simple. I highly recommend reading their FAQ in order to get a deeper understanding of what Aave does. Important to note that it’s governed by the community with a DAO and is one of the most successful DAOs we have in D...
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This isn't an article saying decentralized storage is the only correct method for storing NFT assets. There are different use cases of NFTs that require different considerations.
With that out of the way let’s dive in!
Typically you have three scenarios:
Files are stored on IPFS or Arweave, decentralized files storage
Files are held on private centralized servers, allows for quick updates to the NFT asset
Art is saved as a SVG on chain and no external servers are needed
First option could be PFPs who want to validate asset rarity via permanent decentralized storage and changing the image would require a baseURI update. Let’s look at an example of this method being used.
In order to look up where a NFTs media is hosted look at the smart contract.
Navigate to the collections smart contract on Etherscan
Click on the "Contract" tab
Click on "Read Contract"
https://etherscan.io/address/0x6fc355d4e0ee44b292e50878f49798ff755a5bbc#readContract

Look for a function named "tokenURI", this will let you look up an NFTs metadata. Add the token ID you are looking up and click "Query".

Because @DeadHeadsNFT uses IPFS a gateway is needed to view the metadata directly.
Copy the CID string given to you by the response to the Query “QmXWterRf7TsZsbbFvRUmYyw42fW7fyAjd21yoRXePrvnv“ and use a gateway like gateway.pinata.cloud/ipfs/ to view the NFTs JSON file
gateway.pinata.cloud/ipfs/QmXWterRf7TsZsbbFvRUmYyw42fW7fyAjd21yoRXePrvnv/1000
Copy + paste the CID from the "image" object into a gateway like before, "QmabBHDdH6q77mt7AmfPjzWHdRi1NXLNV4hjUaR1ftU7jw".

Navigate to the CID with a gateway and you can now see the image used for the NFT
gateway.pinata.cloud/ipfs/QmabBHDdH6q77mt7AmfPjzWHdRi1NXLNV4hjUaR1ftU7jw
Follow the exact steps as above to view the NFTs metadata. Then instead of an IPFS response you will find the projects internal server. An example of this is @OthersideMeta where the NFT metadata and image is stored on their own servers.
Here is a link to Otherside Deed 82785 metadata.
https://api.otherside.xyz/lands/82785
Looking at the deeds metadata notice the image is stored on their own server also, this is so they can change it at any time they want with no ETH gas fees.

In the future when users move over to layer 2 solutions like Optimism, Arbitrum and Immutable there wont be as much of a need to use internal servers. Transaction fees will be fractions of a penny to execute.
This results in more transparent data for users and a more decentralized web!
This time there are no servers you navigate to in order to see the assets image. The image itself is saved as a base64 encoded SVG. An example of this is @wolfdotgame sheep.
Use the same step by step process as above but this time there is a twist. The metadata is base64 encoded.

That big chunk of text above equals the sheep metadata in base64 format. You will need to convert that into JSON and you can then see the base64 SVG string under the image object. That is the NFT SVG completely on chain!

SVG images are also infinitely scalable because it’s a vector image. You can make the image as big as you want and it won’t sacrifice quality or sharpness.

Enjoy digging into NFT smart contracts and gathering more information about what you are purchasing!
Visit Hop Exchange Bridge
Send a small amount of ETH to Optimism Layer 2 from ETH mainnet (EXAMPLE)
Navigate back to this article
Click on the “Collect” button in the upper right and if needed switch to the optimism network when prompted by metamask
With the ETH you sent to Optimism Layer 2 you can mint the article by clicking “Collect” again and completing the mint transaction
Congrats you now have a NFT on Optimism and you might be eligible for future airdrops from Optimism
Written by Squirt11e
Dev / PM @DeadHeadsNFT
Team Lead @rebudNFT
Twitter @squirt11e
Web3 builder | NFT collector | DeFi believer | Glass always half full
This isn't an article saying decentralized storage is the only correct method for storing NFT assets. There are different use cases of NFTs that require different considerations.
With that out of the way let’s dive in!
Typically you have three scenarios:
Files are stored on IPFS or Arweave, decentralized files storage
Files are held on private centralized servers, allows for quick updates to the NFT asset
Art is saved as a SVG on chain and no external servers are needed
First option could be PFPs who want to validate asset rarity via permanent decentralized storage and changing the image would require a baseURI update. Let’s look at an example of this method being used.
In order to look up where a NFTs media is hosted look at the smart contract.
Navigate to the collections smart contract on Etherscan
Click on the "Contract" tab
Click on "Read Contract"
https://etherscan.io/address/0x6fc355d4e0ee44b292e50878f49798ff755a5bbc#readContract

Look for a function named "tokenURI", this will let you look up an NFTs metadata. Add the token ID you are looking up and click "Query".

Because @DeadHeadsNFT uses IPFS a gateway is needed to view the metadata directly.
Copy the CID string given to you by the response to the Query “QmXWterRf7TsZsbbFvRUmYyw42fW7fyAjd21yoRXePrvnv“ and use a gateway like gateway.pinata.cloud/ipfs/ to view the NFTs JSON file
gateway.pinata.cloud/ipfs/QmXWterRf7TsZsbbFvRUmYyw42fW7fyAjd21yoRXePrvnv/1000
Copy + paste the CID from the "image" object into a gateway like before, "QmabBHDdH6q77mt7AmfPjzWHdRi1NXLNV4hjUaR1ftU7jw".

Navigate to the CID with a gateway and you can now see the image used for the NFT
gateway.pinata.cloud/ipfs/QmabBHDdH6q77mt7AmfPjzWHdRi1NXLNV4hjUaR1ftU7jw
Follow the exact steps as above to view the NFTs metadata. Then instead of an IPFS response you will find the projects internal server. An example of this is @OthersideMeta where the NFT metadata and image is stored on their own servers.
Here is a link to Otherside Deed 82785 metadata.
https://api.otherside.xyz/lands/82785
Looking at the deeds metadata notice the image is stored on their own server also, this is so they can change it at any time they want with no ETH gas fees.

In the future when users move over to layer 2 solutions like Optimism, Arbitrum and Immutable there wont be as much of a need to use internal servers. Transaction fees will be fractions of a penny to execute.
This results in more transparent data for users and a more decentralized web!
This time there are no servers you navigate to in order to see the assets image. The image itself is saved as a base64 encoded SVG. An example of this is @wolfdotgame sheep.
Use the same step by step process as above but this time there is a twist. The metadata is base64 encoded.

That big chunk of text above equals the sheep metadata in base64 format. You will need to convert that into JSON and you can then see the base64 SVG string under the image object. That is the NFT SVG completely on chain!

SVG images are also infinitely scalable because it’s a vector image. You can make the image as big as you want and it won’t sacrifice quality or sharpness.

Enjoy digging into NFT smart contracts and gathering more information about what you are purchasing!
Visit Hop Exchange Bridge
Send a small amount of ETH to Optimism Layer 2 from ETH mainnet (EXAMPLE)
Navigate back to this article
Click on the “Collect” button in the upper right and if needed switch to the optimism network when prompted by metamask
With the ETH you sent to Optimism Layer 2 you can mint the article by clicking “Collect” again and completing the mint transaction
Congrats you now have a NFT on Optimism and you might be eligible for future airdrops from Optimism
Written by Squirt11e
Dev / PM @DeadHeadsNFT
Team Lead @rebudNFT
Twitter @squirt11e
Web3 builder | NFT collector | DeFi believer | Glass always half full
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