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://mathstodon.xyz/users/eMuleNews/statuses/114450605728863410",
"type": "Note",
"summary": null,
"inReplyTo": null,
"published": "2025-05-04T16:54:10Z",
"url": "https://mathstodon.xyz/@eMuleNews/114450605728863410",
"attributedTo": "https://mathstodon.xyz/users/eMuleNews",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://mathstodon.xyz/users/eMuleNews/followers",
"https://bird.makeup/users/hsocasnavarro"
],
"sensitive": false,
"atomUri": "https://mathstodon.xyz/users/eMuleNews/statuses/114450605728863410",
"inReplyToAtomUri": null,
"conversation": "tag:mathstodon.xyz,2025-05-04:objectId=151583396:objectType=Conversation",
"content": "<p><a href=\"https://mathstodon.xyz/tags/arXiv\" class=\"mention hashtag\" rel=\"tag\">#<span>arXiv</span></a> Ground to Dust: Collisional Cascades and the Fate of Kardashev II Megaswarms <a href=\"https://arxiv.org/abs/2504.21151\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">arxiv.org/abs/2504.21151</span><span class=\"invisible\"></span></a> Most megaswarms are thus likely to be short-lived on cosmic timescales without active upkeep. cc <span class=\"h-card\" translate=\"no\"><a href=\"https://bird.makeup/users/hsocasnavarro\" class=\"u-url mention\">@<span>hsocasnavarro</span></a></span></p>",
"contentMap": {
"es": "<p><a href=\"https://mathstodon.xyz/tags/arXiv\" class=\"mention hashtag\" rel=\"tag\">#<span>arXiv</span></a> Ground to Dust: Collisional Cascades and the Fate of Kardashev II Megaswarms <a href=\"https://arxiv.org/abs/2504.21151\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">arxiv.org/abs/2504.21151</span><span class=\"invisible\"></span></a> Most megaswarms are thus likely to be short-lived on cosmic timescales without active upkeep. cc <span class=\"h-card\" translate=\"no\"><a href=\"https://bird.makeup/users/hsocasnavarro\" class=\"u-url mention\">@<span>hsocasnavarro</span></a></span></p>"
},
"attachment": [
{
"type": "Document",
"mediaType": "image/jpeg",
"url": "https://media.mathstodon.xyz/media_attachments/files/114/450/605/699/310/355/original/20ecf9581bc30f08.jpg",
"name": null,
"blurhash": "UHRfXxpY?v+[L}t*pIvzQ-xvNyRPt8s;RQS5",
"width": 1287,
"height": 1920
}
],
"tag": [
{
"type": "Mention",
"href": "https://bird.makeup/users/hsocasnavarro",
"name": "@hsocasnavarro@bird.makeup"
},
{
"type": "Hashtag",
"href": "https://mathstodon.xyz/tags/arxiv",
"name": "#arxiv"
}
],
"replies": {
"id": "https://mathstodon.xyz/users/eMuleNews/statuses/114450605728863410/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://mathstodon.xyz/users/eMuleNews/statuses/114450605728863410/replies?only_other_accounts=true&page=true",
"partOf": "https://mathstodon.xyz/users/eMuleNews/statuses/114450605728863410/replies",
"items": []
}
},
"likes": {
"id": "https://mathstodon.xyz/users/eMuleNews/statuses/114450605728863410/likes",
"type": "Collection",
"totalItems": 0
},
"shares": {
"id": "https://mathstodon.xyz/users/eMuleNews/statuses/114450605728863410/shares",
"type": "Collection",
"totalItems": 0
}
}