Index Rules

Ethscriptions

• The ethscription content must be a valid Data URI starting with "data:"

• If the sha256 hash value of the UTF-8 content of the ethscription is repeated, later ethscribe ethscriptions are invalid.

ERC-20 Validation Rules

ERC-20 uses the following fields to match（not available for erc-20 eths）

Deploy

Key	Required	Description
p	yes	Protocol: erc-20, must be lowercase
tick	yes	Ticker: symbol of ERC-20 in any size and case-insensitive, eg. ETCH = etch, max length: 18
op	yes	Operation: deploy
max	yes	Max Supply: set max token supply, limited to uint256
lim	yes	Mint Limit: max amount can be minted per ordinal
dec	no	Decimal: decimal precision must be <=18, default to 18

Mint

Key	Required	Description
p	yes	Protocol: erc-20 must be lowercase
tick	yes	Ticker: symbol of ERC-20 in any size and case-insensitive, eg. ETCH = etch, max length: 18
op	yes	Operation: mint
id	yes	range: 1- max/lim
amt	yes	mint amount , amt = lim, amt and lim must be equal

Note: There cannot be any spaces or other special characters in the content of the token ethscription.

eths (erc-20) Validation Rules

eths is an important token in the ethscription ecology, and the index adopts strong matching rules.

data:,{"p":"erc-20","op":"mint","tick":"eths","id":"1","amt":"1000"}