API Configuration

GET /api/v0/config

Returns the API configuration including supported chains and the EAS schema used for location attestations.

Example

curl "https://api.astral.global/api/v0/config"

Response

{
  "chains": {
    "base-sepolia": true,
    "sepolia": true,
    "arbitrum": true,
    "celo": true,
    "base": false
  },
  "schema": "0xba4171c92572b1e4f241d044c32cdf083be9fd946b8766977558ca6378c824e2",
  "schema_fields": "uint256 eventTimestamp,string srs,string locationType,string location,string[] recipeType,bytes[] recipePayload,string[] mediaType,string[] mediaData,string memo",
  "version": "v0"
}

Response Fields

Field	Type	Description
`chains`	object	Supported chains and their active status
`schema`	string	EAS schema UID for location attestations
`schema_fields`	string	Schema field definitions
`version`	string	API version

Schema Fields Explained

Field	Type	Description
`eventTimestamp`	uint256	Unix timestamp of the location event
`srs`	string	Spatial reference system (e.g., “EPSG:4326”)
`locationType`	string	Format identifier (e.g., “geojson-point”)
`location`	string	Stringified location data
`recipeType`	string[]	Location derivation methods
`recipePayload`	bytes[]	Method-specific data
`mediaType`	string[]	MIME types of attached media
`mediaData`	string[]	Base64-encoded media
`memo`	string	Optional description

This schema follows the Location Protocol v0.2 specification. Verification is in progress — see Location Records for details.

​API Configuration

​Example

​Response

​Response Fields

​Schema Fields Explained

API Configuration

Example

Response

Response Fields

Schema Fields Explained