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://assemblag.es/users/emma/statuses/114687762658532391",
"type": "Note",
"summary": null,
"inReplyTo": null,
"published": "2025-06-15T14:06:18Z",
"url": "https://assemblag.es/@emma/114687762658532391",
"attributedTo": "https://assemblag.es/users/emma",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://assemblag.es/users/emma/followers"
],
"sensitive": false,
"atomUri": "https://assemblag.es/users/emma/statuses/114687762658532391",
"inReplyToAtomUri": null,
"conversation": "tag:assemblag.es,2025-06-15:objectId=36011299:objectType=Conversation",
"localOnly": false,
"content": "<p>ISO people familiar with reversible computing — specifically, I'm interested in understanding skepticism towards it (either in terms of theory or implementation) </p><p>thanks for boosting 🙏 🙏 </p><p><a href=\"https://en.m.wikipedia.org/wiki/Reversible_computing\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">en.m.wikipedia.org/wiki/Revers</span><span class=\"invisible\">ible_computing</span></a></p><p><a href=\"https://assemblag.es/tags/physics\" class=\"mention hashtag\" rel=\"tag\">#<span>physics</span></a> <a href=\"https://assemblag.es/tags/engineering\" class=\"mention hashtag\" rel=\"tag\">#<span>engineering</span></a> <a href=\"https://assemblag.es/tags/computerscience\" class=\"mention hashtag\" rel=\"tag\">#<span>computerscience</span></a></p>",
"contentMap": {
"en": "<p>ISO people familiar with reversible computing — specifically, I'm interested in understanding skepticism towards it (either in terms of theory or implementation) </p><p>thanks for boosting 🙏 🙏 </p><p><a href=\"https://en.m.wikipedia.org/wiki/Reversible_computing\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">en.m.wikipedia.org/wiki/Revers</span><span class=\"invisible\">ible_computing</span></a></p><p><a href=\"https://assemblag.es/tags/physics\" class=\"mention hashtag\" rel=\"tag\">#<span>physics</span></a> <a href=\"https://assemblag.es/tags/engineering\" class=\"mention hashtag\" rel=\"tag\">#<span>engineering</span></a> <a href=\"https://assemblag.es/tags/computerscience\" class=\"mention hashtag\" rel=\"tag\">#<span>computerscience</span></a></p>"
},
"attachment": [],
"tag": [
{
"type": "Hashtag",
"href": "https://assemblag.es/tags/physics",
"name": "#physics"
},
{
"type": "Hashtag",
"href": "https://assemblag.es/tags/engineering",
"name": "#engineering"
},
{
"type": "Hashtag",
"href": "https://assemblag.es/tags/computerscience",
"name": "#computerscience"
}
],
"replies": {
"id": "https://assemblag.es/users/emma/statuses/114687762658532391/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://assemblag.es/users/emma/statuses/114687762658532391/replies?only_other_accounts=true&page=true",
"partOf": "https://assemblag.es/users/emma/statuses/114687762658532391/replies",
"items": []
}
}
}