id.sifa.profile.presentation
Schema Diff
+39 -7
Compatibility Analysis
Backward Compatible
Backward compatible. 2 non-breaking changes.
Non-Breaking Changes (2)
- AddedVertex AddedVertex { vertex_id: "id.sifa.profile.presentation:body.isPrimary" }
- AddedEdge AddedEdge { src: "id.sifa.profile.presentation:body", tgt: "id.sifa.profile.presentation:body.isPrimary", kind: "prop", name: Some("isPrimary") }
Migration Guidance
Added Elements
AddedVertex { vertex_id: "id.sifa.profile.presentation:body.isPrimary" }
Additional Notes
- Non-breaking: AddedEdge { src: "id.sifa.profile.presentation:body", tgt: "id.sifa.profile.presentation:body.isPrimary", kind: "prop", name: Some("isPrimary") }
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{
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"$type": "com.atproto.lexicon.schema",
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"defs": {
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"duration": {
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"description": "A presentation length in minutes: a fixed value (minMinutes only) or a range (minMinutes to maxMinutes).",
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"properties": {
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"maxMinutes": {
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"description": "Upper bound in minutes when the length is offered as a range. Omit for a fixed length.",
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"minimum": 1,
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"type": "integer"
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},
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"minMinutes": {
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"description": "Length in minutes, or the lower bound when the length is offered as a range.",
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"minimum": 1,
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"type": "integer"
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}
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},
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"required": [
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"minMinutes"
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],
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"type": "object"
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},
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"main": {
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"description": "Record representing a single reusable presentation (the content), distinct from the occasions on which it is delivered.",
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"key": "tid",
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"record": {
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"properties": {
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"coverImage": {
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"accept": [
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"image/png",
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"image/jpeg",
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"image/webp"
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],
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"description": "Optional cover image for the presentation. Rendered as the talk-page hero and OpenGraph image. Max 2 MB, PNG, JPEG, or WebP.",
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"maxSize": 2000000,
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"type": "blob"
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"type": "blob",
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"x-skos:exactMatch": [
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"schema:image",
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"foaf:depiction"
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]
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},
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"createdAt": {
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"description": "Client-declared timestamp when this record was originally created.",
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"format": "datetime",
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"type": "string"
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},
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"description": {
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"description": "Description or abstract of the presentation.",
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"maxGraphemes": 5000,
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"maxLength": 50000,
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"type": "string"
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"type": "string",
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"x-skos:exactMatch": [
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"bibo:abstract",
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"schema:abstract"
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]
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},
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"duration": {
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"description": "Typical length of the presentation, a fixed value or a range, in minutes.",
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"ref": "#duration",
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"type": "ref"
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"type": "ref",
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"x-skos:narrowMatch": [
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"schema:timeRequired"
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],
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"x-skos:note": "The lexicon models a range; schema:timeRequired is a single ISO 8601 duration."
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},
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"intendedAudiences": {
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"description": "Intended audiences for this presentation, open text (e.g. 'Engineering leaders', 'Beginners').",
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"items": {
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"maxGraphemes": 100,
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"maxLength": 1000,
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"type": "string"
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},
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"maxLength": 20,
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"type": "array"
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"type": "array",
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"x-skos:closeMatch": [
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"schema:audience"
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]
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},
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"isPrimary": {
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"description": "Whether this is the user's primary talk, surfaced in profile Highlights. Only reusable talks (not one-off sessions) may be primary.",
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"type": "boolean"
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},
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"links": {
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"description": "Canonical links for this content, such as slides or a recording.",
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"items": {
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"ref": "id.sifa.defs#presentationLink",
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"type": "ref"
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},
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"maxLength": 20,
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"type": "array"
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},
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"title": {
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"description": "Title of the presentation.",
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"maxGraphemes": 300,
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"maxLength": 3000,
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"minLength": 1,
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"type": "string"
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"type": "string",
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"x-skos:exactMatch": [
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"dcterms:title",
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"schema:name"
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]
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},
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"writeupRef": {
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"description": "Optional reference to a long-form write-up of this presentation (a pub.leaflet.document or site.standard.document holding video, transcript, or article).",
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"ref": "id.sifa.defs#externalRecordRef",
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"type": "ref"
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"type": "ref",
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"x-skos:closeMatch": [
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"dcterms:isReferencedBy",
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"schema:subjectOf"
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]
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}
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},
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"required": [
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"title",
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"createdAt"
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],
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"type": "object"
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},
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"type": "record"
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"type": "record",
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"x-skos:closeMatch": [
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"bibo:Slideshow",
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"schema:PresentationDigitalDocument"
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],
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"x-skos:note": "Neither term carries the \"reusable, deliverable more than once\" semantics of the Sifa record."
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}
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},
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"description": "A reusable presentation: the content a person presents (a talk, workshop, poster, or demo), independent of any single occasion on which it is delivered. Delivered at one or more id.sifa.profile.presentationDelivery occasions.",
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"id": "id.sifa.profile.presentation",
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"lexicon": 1
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}