A reusable scope atom for work scope logic expressions. Scopes can represent topics, languages, domains, deliverables, methods, regions, tags, or other categorical labels.
tid
Timestamp-based ID
Properties
aliases
array
of
string
Optional
Optional array of alternative names or identifiers for this scope.
maxLength: 50 itemscreatedAt
string
datetime
Required
Client-declared timestamp when this record was originally created
description
string
Optional
Optional longer description of this scope.
maxLength: 10000 bytesmaxGraphemes: 1000 graphemesexternalReference
union
Optional
Optional external reference for this scope as a URI or blob.
key
string
Required
Lowercase, hyphenated machine-readable key for this scope (e.g., 'ipfs', 'go-lang', 'filecoin').
maxLength: 120 byteskind
string
Optional
Category type of this scope. Recommended values: topic, language, domain, method, tag.
maxLength: 50 byteslabel
string
Required
Human-readable label for this scope.
maxLength: 200 bytesparent
ref
com.atproto.repo.strongRef
Optional
Optional strong reference to a parent scope record for taxonomy/hierarchy support.
View raw schema
{
"key": "tid",
"type": "record",
"record": {
"type": "object",
"required": [
"createdAt",
"key",
"label"
],
"properties": {
"key": {
"type": "string",
"maxLength": 120,
"description": "Lowercase, hyphenated machine-readable key for this scope (e.g., 'ipfs', 'go-lang', 'filecoin')."
},
"kind": {
"type": "string",
"maxLength": 50,
"description": "Category type of this scope. Recommended values: topic, language, domain, method, tag."
},
"label": {
"type": "string",
"maxLength": 200,
"description": "Human-readable label for this scope."
},
"parent": {
"ref": "com.atproto.repo.strongRef",
"type": "ref",
"description": "Optional strong reference to a parent scope record for taxonomy/hierarchy support."
},
"aliases": {
"type": "array",
"items": {
"type": "string",
"maxLength": 200
},
"maxLength": 50,
"description": "Optional array of alternative names or identifiers for this scope."
},
"createdAt": {
"type": "string",
"format": "datetime",
"description": "Client-declared timestamp when this record was originally created"
},
"description": {
"type": "string",
"maxLength": 10000,
"description": "Optional longer description of this scope.",
"maxGraphemes": 1000
},
"externalReference": {
"refs": [
"org.hypercerts.defs#uri",
"org.hypercerts.defs#smallBlob"
],
"type": "union",
"description": "Optional external reference for this scope as a URI or blob."
}
}
},
"description": "A reusable scope atom for work scope logic expressions. Scopes can represent topics, languages, domains, deliverables, methods, regions, tags, or other categorical labels."
}