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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{
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"atomUri": "ostatus:atomUri",
"inReplyToAtomUri": "ostatus:inReplyToAtomUri",
"conversation": "ostatus:conversation",
"sensitive": "as:sensitive",
"toot": "http://joinmastodon.org/ns#",
"votersCount": "toot:votersCount",
"Hashtag": "as:Hashtag"
}
],
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"type": "Note",
"summary": null,
"inReplyTo": null,
"published": "2025-06-01T08:36:26Z",
"url": "https://sigmoid.social/@eswc_conf/114607193251040452",
"attributedTo": "https://sigmoid.social/users/eswc_conf",
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],
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"content": "<p>The first workshop day at <a href=\"https://sigmoid.social/tags/ESWC2025\" class=\"mention hashtag\" rel=\"tag\">#<span>ESWC2025</span></a> kicks-off with a spectacular program. Have a look 😍🤓<br /><a href=\"https://2025.eswc-conferences.org/program-overview/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">2025.eswc-conferences.org/prog</span><span class=\"invisible\">ram-overview/</span></a></p><p><a href=\"https://sigmoid.social/tags/SeWeBMeDA2025\" class=\"mention hashtag\" rel=\"tag\">#<span>SeWeBMeDA2025</span></a> <a href=\"https://sigmoid.social/tags/SDS2025\" class=\"mention hashtag\" rel=\"tag\">#<span>SDS2025</span></a> <a href=\"https://sigmoid.social/tags/KGC2025\" class=\"mention hashtag\" rel=\"tag\">#<span>KGC2025</span></a> <a href=\"https://sigmoid.social/tags/SemTech4STLD\" class=\"mention hashtag\" rel=\"tag\">#<span>SemTech4STLD</span></a> <a href=\"https://sigmoid.social/tags/Causal\" class=\"mention hashtag\" rel=\"tag\">#<span>Causal</span></a> NeSy <a href=\"https://sigmoid.social/tags/OPAL\" class=\"mention hashtag\" rel=\"tag\">#<span>OPAL</span></a> 2025 <a href=\"https://sigmoid.social/tags/KG4S2025\" class=\"mention hashtag\" rel=\"tag\">#<span>KG4S2025</span></a> <a href=\"https://sigmoid.social/tags/Challenge\" class=\"mention hashtag\" rel=\"tag\">#<span>Challenge</span></a> (BiKE & Text2Sparql) <a href=\"https://sigmoid.social/tags/Tutorial\" class=\"mention hashtag\" rel=\"tag\">#<span>Tutorial</span></a></p>",
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"name": "#eswc2025"
},
{
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"name": "#sewebmeda2025"
},
{
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"name": "#sds2025"
},
{
"type": "Hashtag",
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"name": "#kgc2025"
},
{
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"href": "https://sigmoid.social/tags/semtech4stld",
"name": "#semtech4stld"
},
{
"type": "Hashtag",
"href": "https://sigmoid.social/tags/causal",
"name": "#causal"
},
{
"type": "Hashtag",
"href": "https://sigmoid.social/tags/opal",
"name": "#opal"
},
{
"type": "Hashtag",
"href": "https://sigmoid.social/tags/kg4s2025",
"name": "#kg4s2025"
},
{
"type": "Hashtag",
"href": "https://sigmoid.social/tags/challenge",
"name": "#challenge"
},
{
"type": "Hashtag",
"href": "https://sigmoid.social/tags/Tutorial",
"name": "#Tutorial"
}
],
"replies": {
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"type": "Collection",
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"likes": {
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"shares": {
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