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/maxpool/statuses/114511597291459519",
"type": "Note",
"summary": null,
"inReplyTo": null,
"published": "2025-05-15T11:25:08Z",
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"attributedTo": "https://mathstodon.xyz/users/maxpool",
"to": [
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],
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],
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"content": "<p>UMA: A Family of Universal Models for Atoms<br /><a href=\"https://ai.meta.com/research/publications/uma-a-family-of-universal-models-for-atoms/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">ai.meta.com/research/publicati</span><span class=\"invisible\">ons/uma-a-family-of-universal-models-for-atoms/</span></a></p><p>family of Universal Models for Atoms (UMA), designed to push the frontier of speed, accuracy, and<br />generalization. UMA models are trained on half a billion unique 3D atomic structures (the largest<br />training runs to date) by compiling data across multiple chemical domains, e.g. molecules, materials,<br />and catalysts.</p><p><a href=\"https://mathstodon.xyz/tags/ml\" class=\"mention hashtag\" rel=\"tag\">#<span>ml</span></a> <a href=\"https://mathstodon.xyz/tags/deepLearning\" class=\"mention hashtag\" rel=\"tag\">#<span>deepLearning</span></a> <a href=\"https://mathstodon.xyz/tags/compChem\" class=\"mention hashtag\" rel=\"tag\">#<span>compChem</span></a> <a href=\"https://mathstodon.xyz/tags/computational\" class=\"mention hashtag\" rel=\"tag\">#<span>computational</span></a> <a href=\"https://mathstodon.xyz/tags/chemistry\" class=\"mention hashtag\" rel=\"tag\">#<span>chemistry</span></a> <a href=\"https://mathstodon.xyz/tags/AImodels\" class=\"mention hashtag\" rel=\"tag\">#<span>AImodels</span></a></p>",
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},
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},
{
"type": "Hashtag",
"href": "https://mathstodon.xyz/tags/chemistry",
"name": "#chemistry"
},
{
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"href": "https://mathstodon.xyz/tags/computational",
"name": "#computational"
},
{
"type": "Hashtag",
"href": "https://mathstodon.xyz/tags/compchem",
"name": "#compchem"
},
{
"type": "Hashtag",
"href": "https://mathstodon.xyz/tags/deeplearning",
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},
{
"type": "Hashtag",
"href": "https://mathstodon.xyz/tags/ml",
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}
],
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"type": "Collection",
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"partOf": "https://mathstodon.xyz/users/maxpool/statuses/114511597291459519/replies",
"items": []
}
},
"likes": {
"id": "https://mathstodon.xyz/users/maxpool/statuses/114511597291459519/likes",
"type": "Collection",
"totalItems": 2
},
"shares": {
"id": "https://mathstodon.xyz/users/maxpool/statuses/114511597291459519/shares",
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}
}