A small tool to view real-world ActivityPub objects as JSON! Enter a URL
or username from Mastodon or a similar service below, and we'll send a
request with
the right
Accept
header
to the server to view the underlying object.
{
"@context": [
"https://www.w3.org/ns/activitystreams",
{
"ostatus": "http://ostatus.org#",
"atomUri": "ostatus:atomUri",
"inReplyToAtomUri": "ostatus:inReplyToAtomUri",
"conversation": "ostatus:conversation",
"sensitive": "as:sensitive",
"toot": "http://joinmastodon.org/ns#",
"votersCount": "toot:votersCount",
"Hashtag": "as:Hashtag"
}
],
"id": "https://hci.social/users/bwaber/statuses/114379297817194712",
"type": "Note",
"summary": null,
"inReplyTo": "https://hci.social/users/bwaber/statuses/114379297806320021",
"published": "2025-04-22T02:39:38Z",
"url": "https://hci.social/@bwaber/114379297817194712",
"attributedTo": "https://hci.social/users/bwaber",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://hci.social/users/bwaber/followers"
],
"sensitive": false,
"atomUri": "https://hci.social/users/bwaber/statuses/114379297817194712",
"inReplyToAtomUri": "https://hci.social/users/bwaber/statuses/114379297806320021",
"conversation": "tag:hci.social,2025-04-22:objectId=39684711:objectType=Conversation",
"content": "<p>Next was a thought-provoking talk by Gauthier Gidel on adversarial robustness for LLMs at the Simons Institute <a href=\"https://www.youtube.com/watch?v=pCV5GBY6UZk\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">youtube.com/watch?v=pCV5GBY6UZ</span><span class=\"invisible\">k</span></a> (5/9) <a href=\"https://hci.social/tags/AI\" class=\"mention hashtag\" rel=\"tag\">#<span>AI</span></a></p>",
"contentMap": {
"en": "<p>Next was a thought-provoking talk by Gauthier Gidel on adversarial robustness for LLMs at the Simons Institute <a href=\"https://www.youtube.com/watch?v=pCV5GBY6UZk\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">youtube.com/watch?v=pCV5GBY6UZ</span><span class=\"invisible\">k</span></a> (5/9) <a href=\"https://hci.social/tags/AI\" class=\"mention hashtag\" rel=\"tag\">#<span>AI</span></a></p>"
},
"attachment": [],
"tag": [
{
"type": "Hashtag",
"href": "https://hci.social/tags/ai",
"name": "#ai"
}
],
"replies": {
"id": "https://hci.social/users/bwaber/statuses/114379297817194712/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://hci.social/users/bwaber/statuses/114379297817194712/replies?min_id=114379297829472104&page=true",
"partOf": "https://hci.social/users/bwaber/statuses/114379297817194712/replies",
"items": [
"https://hci.social/users/bwaber/statuses/114379297829472104"
]
}
},
"likes": {
"id": "https://hci.social/users/bwaber/statuses/114379297817194712/likes",
"type": "Collection",
"totalItems": 0
},
"shares": {
"id": "https://hci.social/users/bwaber/statuses/114379297817194712/shares",
"type": "Collection",
"totalItems": 0
}
}