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": [
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{
"ostatus": "http://ostatus.org#",
"atomUri": "ostatus:atomUri",
"inReplyToAtomUri": "ostatus:inReplyToAtomUri",
"conversation": "ostatus:conversation",
"sensitive": "as:sensitive",
"toot": "http://joinmastodon.org/ns#",
"votersCount": "toot:votersCount",
"litepub": "http://litepub.social/ns#",
"directMessage": "litepub:directMessage",
"blurhash": "toot:blurhash",
"focalPoint": {
"@container": "@list",
"@id": "toot:focalPoint"
},
"Hashtag": "as:Hashtag"
}
],
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"type": "Collection",
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"type": "Note",
"summary": null,
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"published": "2025-03-11T19:16:54Z",
"url": "https://fedi.lukejohns.online/@luke/114145402203956162",
"attributedTo": "https://fedi.lukejohns.online/users/luke",
"to": [
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"content": "<p>The second paper, available in Osteoarthritis and Cartilage Open, used T1ρ <a href=\"https://fedi.lukejohns.online/tags/MRI\" class=\"mention hashtag\" rel=\"tag\">#<span>MRI</span></a> imaging to look at early changes to cartilage health in adolescents and young adults who had Perthes' disease as children. We found evidence for progressive cartilage degradation, which begins soon after recovering from the disease.</p><p><a href=\"https://doi.org/10.1016/j.ocarto.2025.100589\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">doi.org/10.1016/j.ocarto.2025.</span><span class=\"invisible\">100589</span></a></p>",
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"en": "<p>The second paper, available in Osteoarthritis and Cartilage Open, used T1ρ <a href=\"https://fedi.lukejohns.online/tags/MRI\" class=\"mention hashtag\" rel=\"tag\">#<span>MRI</span></a> imaging to look at early changes to cartilage health in adolescents and young adults who had Perthes' disease as children. We found evidence for progressive cartilage degradation, which begins soon after recovering from the disease.</p><p><a href=\"https://doi.org/10.1016/j.ocarto.2025.100589\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">doi.org/10.1016/j.ocarto.2025.</span><span class=\"invisible\">100589</span></a></p>"
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"name": "Title page and author list for the article \"Early age-related changes to articular cartilage T1ρ in hips with Legg-Calvé-Perthes disease deformity\"",
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"name": "An example of a T1ρ-weighted MRI image of a hip with Perthes' deformity, showing the medial and lateral boundaries of the weightbearing region of the hip cartilage, and a colormap overlay of T1ρ relaxation time in this region.",
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"likes": {
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}