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://fosstodon.org/users/bug/statuses/114484569896349802",
"type": "Note",
"summary": null,
"inReplyTo": null,
"published": "2025-05-10T16:51:42Z",
"url": "https://fosstodon.org/@bug/114484569896349802",
"attributedTo": "https://fosstodon.org/users/bug",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://fosstodon.org/users/bug/followers"
],
"sensitive": false,
"atomUri": "https://fosstodon.org/users/bug/statuses/114484569896349802",
"inReplyToAtomUri": null,
"conversation": "tag:fosstodon.org,2025-05-10:objectId=315048943:objectType=Conversation",
"content": "<p>With gradient noise, does it really make a difference (other than theoretical) if the random gradients are uniformly distributed in the space (a circle for 2D, a sphere for 3D), or a simple random is just fine? Because so far, I'm not able to see any visual glitch or pattern with gradients generated in cube (or square for 2D)...</p><p><a href=\"https://fosstodon.org/tags/noise\" class=\"mention hashtag\" rel=\"tag\">#<span>noise</span></a> <a href=\"https://fosstodon.org/tags/graphics\" class=\"mention hashtag\" rel=\"tag\">#<span>graphics</span></a> <a href=\"https://fosstodon.org/tags/math\" class=\"mention hashtag\" rel=\"tag\">#<span>math</span></a></p>",
"contentMap": {
"en": "<p>With gradient noise, does it really make a difference (other than theoretical) if the random gradients are uniformly distributed in the space (a circle for 2D, a sphere for 3D), or a simple random is just fine? Because so far, I'm not able to see any visual glitch or pattern with gradients generated in cube (or square for 2D)...</p><p><a href=\"https://fosstodon.org/tags/noise\" class=\"mention hashtag\" rel=\"tag\">#<span>noise</span></a> <a href=\"https://fosstodon.org/tags/graphics\" class=\"mention hashtag\" rel=\"tag\">#<span>graphics</span></a> <a href=\"https://fosstodon.org/tags/math\" class=\"mention hashtag\" rel=\"tag\">#<span>math</span></a></p>"
},
"attachment": [
{
"type": "Document",
"mediaType": "video/mp4",
"url": "https://cdn.fosstodon.org/media_attachments/files/114/484/558/154/337/087/original/1de5c8f4438f9e77.mp4",
"name": "Sphere on a plane with a camera rotating around. The plane and the sphere are textured with a grayscale gradient noise (with a simple gradients distribution -a cube-, not spherical). On the right side of the video, instead of the noise, we get the length of the derivative (grayscale too).",
"blurhash": "UdLENUIUt7xu~qxuofWB-;t7WBWBxuj[Rjay",
"focalPoint": [
0,
0
],
"width": 640,
"height": 360
}
],
"tag": [
{
"type": "Hashtag",
"href": "https://fosstodon.org/tags/noise",
"name": "#noise"
},
{
"type": "Hashtag",
"href": "https://fosstodon.org/tags/graphics",
"name": "#graphics"
},
{
"type": "Hashtag",
"href": "https://fosstodon.org/tags/math",
"name": "#math"
}
],
"replies": {
"id": "https://fosstodon.org/users/bug/statuses/114484569896349802/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://fosstodon.org/users/bug/statuses/114484569896349802/replies?only_other_accounts=true&page=true",
"partOf": "https://fosstodon.org/users/bug/statuses/114484569896349802/replies",
"items": []
}
},
"likes": {
"id": "https://fosstodon.org/users/bug/statuses/114484569896349802/likes",
"type": "Collection",
"totalItems": 3
},
"shares": {
"id": "https://fosstodon.org/users/bug/statuses/114484569896349802/shares",
"type": "Collection",
"totalItems": 0
}
}