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",
"blurhash": "toot:blurhash",
"focalPoint": {
"@container": "@list",
"@id": "toot:focalPoint"
},
"Hashtag": "as:Hashtag"
}
],
"id": "https://mastodon.online/users/crossref/statuses/114746260513906982",
"type": "Note",
"summary": null,
"inReplyTo": null,
"published": "2025-06-25T22:03:04Z",
"url": "https://mastodon.online/@crossref/114746260513906982",
"attributedTo": "https://mastodon.online/users/crossref",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://mastodon.online/users/crossref/followers"
],
"sensitive": false,
"atomUri": "https://mastodon.online/users/crossref/statuses/114746260513906982",
"inReplyToAtomUri": null,
"conversation": "tag:mastodon.online,2025-06-25:objectId=529015263:objectType=Conversation",
"content": "<p>Sciety uses our <a href=\"https://mastodon.online/tags/metadata\" class=\"mention hashtag\" rel=\"tag\">#<span>metadata</span></a> to retrieve <a href=\"https://mastodon.online/tags/preprint\" class=\"mention hashtag\" rel=\"tag\">#<span>preprint</span></a> titles, author info, and version histories—making evaluations easier to connect and display.</p><p>Insights from Giorgio Sironi and Mark Williams (eLife): <a href=\"https://tinyurl.com/5yrz3ff2\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">tinyurl.com/5yrz3ff2</span><span class=\"invisible\"></span></a></p>",
"contentMap": {
"en": "<p>Sciety uses our <a href=\"https://mastodon.online/tags/metadata\" class=\"mention hashtag\" rel=\"tag\">#<span>metadata</span></a> to retrieve <a href=\"https://mastodon.online/tags/preprint\" class=\"mention hashtag\" rel=\"tag\">#<span>preprint</span></a> titles, author info, and version histories—making evaluations easier to connect and display.</p><p>Insights from Giorgio Sironi and Mark Williams (eLife): <a href=\"https://tinyurl.com/5yrz3ff2\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">tinyurl.com/5yrz3ff2</span><span class=\"invisible\"></span></a></p>"
},
"attachment": [
{
"type": "Document",
"mediaType": "image/jpeg",
"url": "https://files.mastodon.online/media_attachments/files/114/746/260/469/682/677/original/82a297b6c0167b2c.jpg",
"name": null,
"blurhash": "UDSY{rR*~W?bNbWBt6ofNbofs-RjRkj[xuWB",
"width": 1080,
"height": 1080
}
],
"tag": [
{
"type": "Hashtag",
"href": "https://mastodon.online/tags/metadata",
"name": "#metadata"
},
{
"type": "Hashtag",
"href": "https://mastodon.online/tags/preprint",
"name": "#preprint"
}
],
"replies": {
"id": "https://mastodon.online/users/crossref/statuses/114746260513906982/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://mastodon.online/users/crossref/statuses/114746260513906982/replies?only_other_accounts=true&page=true",
"partOf": "https://mastodon.online/users/crossref/statuses/114746260513906982/replies",
"items": []
}
},
"likes": {
"id": "https://mastodon.online/users/crossref/statuses/114746260513906982/likes",
"type": "Collection",
"totalItems": 0
},
"shares": {
"id": "https://mastodon.online/users/crossref/statuses/114746260513906982/shares",
"type": "Collection",
"totalItems": 1
}
}