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/Yuras/statuses/114529545795778975",
"type": "Note",
"summary": null,
"inReplyTo": null,
"published": "2025-05-18T15:29:40Z",
"url": "https://mastodon.social/@Yuras/114529545795778975",
"attributedTo": "https://mastodon.social/users/Yuras",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://mastodon.social/users/Yuras/followers"
],
"sensitive": false,
"atomUri": "https://mastodon.social/users/Yuras/statuses/114529545795778975",
"inReplyToAtomUri": null,
"conversation": "tag:mastodon.social,2025-05-18:objectId=1000304084:objectType=Conversation",
"content": "<p>So principle of <a href=\"https://mastodon.social/tags/relativity\" class=\"mention hashtag\" rel=\"tag\">#<span>relativity</span></a> states that laws of <a href=\"https://mastodon.social/tags/physics\" class=\"mention hashtag\" rel=\"tag\">#<span>physics</span></a> are the same for all (inertial) observers. Then why is it called principle of *relativity*, and not e.g. principle of *absolutism*?</p>",
"contentMap": {
"en": "<p>So principle of <a href=\"https://mastodon.social/tags/relativity\" class=\"mention hashtag\" rel=\"tag\">#<span>relativity</span></a> states that laws of <a href=\"https://mastodon.social/tags/physics\" class=\"mention hashtag\" rel=\"tag\">#<span>physics</span></a> are the same for all (inertial) observers. Then why is it called principle of *relativity*, and not e.g. principle of *absolutism*?</p>"
},
"attachment": [],
"tag": [
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/relativity",
"name": "#relativity"
},
{
"type": "Hashtag",
"href": "https://mastodon.social/tags/physics",
"name": "#physics"
}
],
"replies": {
"id": "https://mastodon.social/users/Yuras/statuses/114529545795778975/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://mastodon.social/users/Yuras/statuses/114529545795778975/replies?min_id=114529560381920392&page=true",
"partOf": "https://mastodon.social/users/Yuras/statuses/114529545795778975/replies",
"items": [
"https://mastodon.social/users/Yuras/statuses/114529560381920392"
]
}
},
"likes": {
"id": "https://mastodon.social/users/Yuras/statuses/114529545795778975/likes",
"type": "Collection",
"totalItems": 0
},
"shares": {
"id": "https://mastodon.social/users/Yuras/statuses/114529545795778975/shares",
"type": "Collection",
"totalItems": 0
}
}