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.sdf.org/users/screwtape/statuses/114398352049022879",
"type": "Note",
"summary": null,
"inReplyTo": null,
"published": "2025-04-25T11:25:23Z",
"url": "https://mastodon.sdf.org/@screwtape/114398352049022879",
"attributedTo": "https://mastodon.sdf.org/users/screwtape",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://mastodon.sdf.org/users/screwtape/followers"
],
"sensitive": false,
"atomUri": "https://mastodon.sdf.org/users/screwtape/statuses/114398352049022879",
"inReplyToAtomUri": null,
"conversation": "tag:mastodon.sdf.org,2025-04-25:objectId=261255982:objectType=Conversation",
"content": "<p>Small <a href=\"https://mastodon.sdf.org/tags/series\" class=\"mention hashtag\" rel=\"tag\">#<span>series</span></a> <a href=\"https://mastodon.sdf.org/tags/commonLisp\" class=\"mention hashtag\" rel=\"tag\">#<span>commonLisp</span></a> <a href=\"https://mastodon.sdf.org/tags/example\" class=\"mention hashtag\" rel=\"tag\">#<span>example</span></a> <a href=\"https://mastodon.sdf.org/tags/programming\" class=\"mention hashtag\" rel=\"tag\">#<span>programming</span></a> <a href=\"https://mastodon.sdf.org/tags/blog\" class=\"mention hashtag\" rel=\"tag\">#<span>blog</span></a> <br /><a href=\"https://screw-lisp.statichost.eu/#orge3a4cb6\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">screw-lisp.statichost.eu/#orge</span><span class=\"invisible\">3a4cb6</span></a></p><p>After Zenie kept saying CI, CI, CI to my deafears, I tried to rebuild my new blog on statichost.eu and was wondering what the strange cache behaviour of my index.html was... (I was forgetting to manually regenerate my index.html).</p>",
"contentMap": {
"en": "<p>Small <a href=\"https://mastodon.sdf.org/tags/series\" class=\"mention hashtag\" rel=\"tag\">#<span>series</span></a> <a href=\"https://mastodon.sdf.org/tags/commonLisp\" class=\"mention hashtag\" rel=\"tag\">#<span>commonLisp</span></a> <a href=\"https://mastodon.sdf.org/tags/example\" class=\"mention hashtag\" rel=\"tag\">#<span>example</span></a> <a href=\"https://mastodon.sdf.org/tags/programming\" class=\"mention hashtag\" rel=\"tag\">#<span>programming</span></a> <a href=\"https://mastodon.sdf.org/tags/blog\" class=\"mention hashtag\" rel=\"tag\">#<span>blog</span></a> <br /><a href=\"https://screw-lisp.statichost.eu/#orge3a4cb6\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">screw-lisp.statichost.eu/#orge</span><span class=\"invisible\">3a4cb6</span></a></p><p>After Zenie kept saying CI, CI, CI to my deafears, I tried to rebuild my new blog on statichost.eu and was wondering what the strange cache behaviour of my index.html was... (I was forgetting to manually regenerate my index.html).</p>"
},
"attachment": [
{
"type": "Document",
"mediaType": "image/png",
"url": "https://mastodon.sdf.org/system/media_attachments/files/114/398/348/373/512/887/original/c2ee56ee20839712.png",
"name": "Emacs lightfield text:\n\nCL-USER> (defun change-sym (old new sequence)\n (let* ((series (scan sequence))\n\t (olds (series old))\n\t (bools (#Meq olds series))\n\t (news (series new))\n\t (choice (choose bools series)))\n (alter choice news)))\nCHANGE-SYM\nCL-USER> #(foo bar baz)\n#(FOO BAR BAZ)\nCL-USER> (change-sym 'foo 'frob *)\nNIL\nCL-USER> **\n#(FROB BAR BAZ)\nCL-USER> *last-series-loop*\n(COMMON-LISP:LET* ((#:OUT-10 SEQUENCE) (#:OUT-12 OLD) (#:OUT-19 NEW))\n (COMMON-LISP:LET (SERIES\n #:PARENT-3\n",
"blurhash": "UCSPIeD5?I%35lXS-ptQMetRtkW-XBjKVsRj",
"focalPoint": [
0,
0
],
"width": 594,
"height": 405
}
],
"tag": [
{
"type": "Hashtag",
"href": "https://mastodon.sdf.org/tags/series",
"name": "#series"
},
{
"type": "Hashtag",
"href": "https://mastodon.sdf.org/tags/commonlisp",
"name": "#commonlisp"
},
{
"type": "Hashtag",
"href": "https://mastodon.sdf.org/tags/example",
"name": "#example"
},
{
"type": "Hashtag",
"href": "https://mastodon.sdf.org/tags/programming",
"name": "#programming"
},
{
"type": "Hashtag",
"href": "https://mastodon.sdf.org/tags/blog",
"name": "#blog"
}
],
"replies": {
"id": "https://mastodon.sdf.org/users/screwtape/statuses/114398352049022879/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://mastodon.sdf.org/users/screwtape/statuses/114398352049022879/replies?only_other_accounts=true&page=true",
"partOf": "https://mastodon.sdf.org/users/screwtape/statuses/114398352049022879/replies",
"items": []
}
}
}