An attachment providing commentary, context, evidence, or documentary material related to a hypercert record (e.g. an activity, project, claim, or evaluation).
tid
Timestamp-based ID
Properties
content
array
of
union
Optional
The files, documents, or external references included in this attachment record.
maxLength: 100 itemscontentType
string
Optional
The type of attachment, e.g. report, audit, evidence, testimonial, methodology, etc.
maxLength: 64 bytescreatedAt
string
datetime
Required
Client-declared timestamp when this record was originally created.
description
ref
pub.leaflet.pages.linearDocument#main
Optional
Rich-text description, represented as a Leaflet linear document.
location
ref
com.atproto.repo.strongRef
Optional
A strong reference to the location where this attachment's subject matter occurred. The record referenced must conform with the lexicon app.certified.location.
shortDescription
string
Optional
Short summary of this attachment, suitable for previews and list views. Rich text annotations may be provided via `shortDescriptionFacets`.
maxLength: 3000 bytesmaxGraphemes: 300 graphemesshortDescriptionFacets
array
of
ref
app.bsky.richtext.facet
Optional
Rich text annotations for `shortDescription` (mentions, URLs, hashtags, etc).
subjects
array
of
ref
com.atproto.repo.strongRef
Optional
References to the subject(s) the attachment is connected to—this may be an activity claim, outcome claim, measurement, evaluation, or even another attachment. This is optional as the attachment can exist before the claim is recorded.
maxLength: 100 itemstitle
string
Required
Display title for this attachment (e.g. 'Impact Assessment Report', 'Audit Findings')
maxLength: 256 bytesView raw schema
{
"key": "tid",
"type": "record",
"record": {
"type": "object",
"required": [
"title",
"createdAt"
],
"properties": {
"title": {
"type": "string",
"maxLength": 256,
"description": "Display title for this attachment (e.g. 'Impact Assessment Report', 'Audit Findings')"
},
"content": {
"type": "array",
"items": {
"refs": [
"org.hypercerts.defs#uri",
"org.hypercerts.defs#smallBlob"
],
"type": "union"
},
"maxLength": 100,
"description": "The files, documents, or external references included in this attachment record."
},
"location": {
"ref": "com.atproto.repo.strongRef",
"type": "ref",
"description": "A strong reference to the location where this attachment's subject matter occurred. The record referenced must conform with the lexicon app.certified.location."
},
"subjects": {
"type": "array",
"items": {
"ref": "com.atproto.repo.strongRef",
"type": "ref"
},
"maxLength": 100,
"description": "References to the subject(s) the attachment is connected to—this may be an activity claim, outcome claim, measurement, evaluation, or even another attachment. This is optional as the attachment can exist before the claim is recorded."
},
"createdAt": {
"type": "string",
"format": "datetime",
"description": "Client-declared timestamp when this record was originally created."
},
"contentType": {
"type": "string",
"maxLength": 64,
"description": "The type of attachment, e.g. report, audit, evidence, testimonial, methodology, etc."
},
"description": {
"ref": "pub.leaflet.pages.linearDocument#main",
"type": "ref",
"description": "Rich-text description, represented as a Leaflet linear document."
},
"shortDescription": {
"type": "string",
"maxLength": 3000,
"description": "Short summary of this attachment, suitable for previews and list views. Rich text annotations may be provided via `shortDescriptionFacets`.",
"maxGraphemes": 300
},
"shortDescriptionFacets": {
"type": "array",
"items": {
"ref": "app.bsky.richtext.facet",
"type": "ref"
},
"description": "Rich text annotations for `shortDescription` (mentions, URLs, hashtags, etc)."
}
}
},
"description": "An attachment providing commentary, context, evidence, or documentary material related to a hypercert record (e.g. an activity, project, claim, or evaluation)."
}