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://mastodon.social/users/lobsters/statuses/114540538395336069",
"type": "Note",
"summary": null,
"inReplyTo": null,
"published": "2025-05-20T14:05:14Z",
"url": "https://mastodon.social/@lobsters/114540538395336069",
"attributedTo": "https://mastodon.social/users/lobsters",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://mastodon.social/users/lobsters/followers"
],
"sensitive": false,
"atomUri": "https://mastodon.social/users/lobsters/statuses/114540538395336069",
"inReplyToAtomUri": null,
"conversation": "tag:mastodon.social,2025-05-20:objectId=1001921651:objectType=Conversation",
"content": "<p>The Lisp in the Cellar: Dependent Types that Live Upstairs <a href=\"https://lobste.rs/s/erab7d\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">lobste.rs/s/erab7d</span><span class=\"invisible\"></span></a> <a href=\"https://mastodon.social/tags/pdf\" class=\"mention hashtag\" rel=\"tag\">#<span>pdf</span></a> <a href=\"https://mastodon.social/tags/clojure\" class=\"mention hashtag\" rel=\"tag\">#<span>clojure</span></a> <a href=\"https://mastodon.social/tags/plt\" class=\"mention hashtag\" rel=\"tag\">#<span>plt</span></a><br /><a href=\"https://zenodo.org/records/15424968/files/deputy-els.pdf\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">zenodo.org/records/15424968/fi</span><span class=\"invisible\">les/deputy-els.pdf</span></a></p>",
"contentMap": {
"en": "<p>The Lisp in the Cellar: Dependent Types that Live Upstairs <a href=\"https://lobste.rs/s/erab7d\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">lobste.rs/s/erab7d</span><span class=\"invisible\"></span></a> <a href=\"https://mastodon.social/tags/pdf\" class=\"mention hashtag\" rel=\"tag\">#<span>pdf</span></a> <a href=\"https://mastodon.social/tags/clojure\" class=\"mention hashtag\" rel=\"tag\">#<span>clojure</span></a> <a href=\"https://mastodon.social/tags/plt\" class=\"mention hashtag\" rel=\"tag\">#<span>plt</span></a><br /><a href=\"https://zenodo.org/records/15424968/files/deputy-els.pdf\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">zenodo.org/records/15424968/fi</span><span class=\"invisible\">les/deputy-els.pdf</span></a></p>"
},
"attachment": [],
"tag": [
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/pdf",
"name": "#pdf"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/clojure",
"name": "#clojure"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/plt",
"name": "#plt"
}
],
"replies": {
"id": "https://mastodon.social/users/lobsters/statuses/114540538395336069/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://mastodon.social/users/lobsters/statuses/114540538395336069/replies?only_other_accounts=true&page=true",
"partOf": "https://mastodon.social/users/lobsters/statuses/114540538395336069/replies",
"items": []
}
},
"likes": {
"id": "https://mastodon.social/users/lobsters/statuses/114540538395336069/likes",
"type": "Collection",
"totalItems": 4
},
"shares": {
"id": "https://mastodon.social/users/lobsters/statuses/114540538395336069/shares",
"type": "Collection",
"totalItems": 0
}
}