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A single ivory tile, a stack of matching tiles, and an open black vault holding a red token.

How it works5 September 20264 min readERC-721, ERC-1155 and ERC-6551: which one and whyThree standards, three different problems. Picking the wrong one is not a bug you patch later — the contract is deployed and the choice is in it. Here is how to decide before that happens.

An ivory envelope transforms through a red gateway into a dark wallet with a vault-style lock.

How it works4 September 20264 min readAccount abstraction, explained plainlyHow a wallet became something you can open with an email address and use without ever buying gas — what the mechanism actually is, and what you hand over in exchange for the convenience.

A solid ivory block secured to a black base connects by a red cord to a floating translucent document.

How it works3 September 20264 min readWhat "immutable" actually guaranteesThe word does a great deal of work in NFT marketing and almost none of it survives contact with how metadata is really stored. What the chain fixes in place, and what stays editable.

Ivory blocks pass through a dark processing gate while red blocks drop into a collection tray below.

How it works2 September 20264 min readGas, honestlyNot a metaphor about fuel — a working model of what the fee is, why it moves, why a failed transaction still costs money, and what actually changes on a rollup.

A dark token bearing a chain symbol connects by a red line to a separate frame containing a red landscape.

How it works1 September 20264 min readWhere your NFT's image actually livesThe chain stores a pointer, never a picture. Following that pointer to the end explains why collections go blank years after mint — and how to tell in advance whether yours will.