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/j_bertolotti/statuses/113831453787800370",
"type": "Note",
"summary": null,
"inReplyTo": null,
"published": "2025-01-15T08:35:42Z",
"url": "https://mathstodon.xyz/@j_bertolotti/113831453787800370",
"attributedTo": "https://mathstodon.xyz/users/j_bertolotti",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
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],
"sensitive": false,
"atomUri": "https://mathstodon.xyz/users/j_bertolotti/statuses/113831453787800370",
"inReplyToAtomUri": null,
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"content": "<p><a href=\"https://mathstodon.xyz/tags/PhysicsFactlet\" class=\"mention hashtag\" rel=\"tag\">#<span>PhysicsFactlet</span></a> <br />Light propagates in a straight line (actually it is more complicated than that, but this is good enough for us here) and we see only the light that comes to our eyes. As a result you usually don't see the light going from its source to the objects it illuminates.<br />Unless it is misty, in which case light can scatter on the water droplets and you can "see" the light's path ("Tyndall effect").</p><p><a href=\"https://mathstodon.xyz/tags/Physics\" class=\"mention hashtag\" rel=\"tag\">#<span>Physics</span></a> <a href=\"https://mathstodon.xyz/tags/Optics\" class=\"mention hashtag\" rel=\"tag\">#<span>Optics</span></a> <a href=\"https://mathstodon.xyz/tags/EverydayPhysics\" class=\"mention hashtag\" rel=\"tag\">#<span>EverydayPhysics</span></a></p>",
"contentMap": {
"en": "<p><a href=\"https://mathstodon.xyz/tags/PhysicsFactlet\" class=\"mention hashtag\" rel=\"tag\">#<span>PhysicsFactlet</span></a> <br />Light propagates in a straight line (actually it is more complicated than that, but this is good enough for us here) and we see only the light that comes to our eyes. As a result you usually don't see the light going from its source to the objects it illuminates.<br />Unless it is misty, in which case light can scatter on the water droplets and you can "see" the light's path ("Tyndall effect").</p><p><a href=\"https://mathstodon.xyz/tags/Physics\" class=\"mention hashtag\" rel=\"tag\">#<span>Physics</span></a> <a href=\"https://mathstodon.xyz/tags/Optics\" class=\"mention hashtag\" rel=\"tag\">#<span>Optics</span></a> <a href=\"https://mathstodon.xyz/tags/EverydayPhysics\" class=\"mention hashtag\" rel=\"tag\">#<span>EverydayPhysics</span></a></p>"
},
"attachment": [
{
"type": "Document",
"mediaType": "image/jpeg",
"url": "https://media.mathstodon.xyz/media_attachments/files/113/831/433/932/628/832/original/62407712876878ca.jpg",
"name": "Photo of a house illuminated by a streetlamp. Due to the mist, the cone of light is well visible.",
"blurhash": "UDATJ?NH02xt4=ofxtoe9Ht7-:M|-okCa$Rk",
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0,
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],
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}
],
"tag": [
{
"type": "Hashtag",
"href": "https://mathstodon.xyz/tags/everydayphysics",
"name": "#everydayphysics"
},
{
"type": "Hashtag",
"href": "https://mathstodon.xyz/tags/optics",
"name": "#optics"
},
{
"type": "Hashtag",
"href": "https://mathstodon.xyz/tags/physics",
"name": "#physics"
},
{
"type": "Hashtag",
"href": "https://mathstodon.xyz/tags/physicsfactlet",
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}
],
"replies": {
"id": "https://mathstodon.xyz/users/j_bertolotti/statuses/113831453787800370/replies",
"type": "Collection",
"first": {
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"next": "https://mathstodon.xyz/users/j_bertolotti/statuses/113831453787800370/replies?only_other_accounts=true&page=true",
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}
},
"likes": {
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"type": "Collection",
"totalItems": 11
},
"shares": {
"id": "https://mathstodon.xyz/users/j_bertolotti/statuses/113831453787800370/shares",
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"totalItems": 5
}
}