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",
"https://w3id.org/security/v1",
{
"manuallyApprovesFollowers": "as:manuallyApprovesFollowers",
"toot": "http://joinmastodon.org/ns#",
"featured": {
"@id": "toot:featured",
"@type": "@id"
},
"featuredTags": {
"@id": "toot:featuredTags",
"@type": "@id"
},
"alsoKnownAs": {
"@id": "as:alsoKnownAs",
"@type": "@id"
},
"movedTo": {
"@id": "as:movedTo",
"@type": "@id"
},
"schema": "http://schema.org#",
"PropertyValue": "schema:PropertyValue",
"value": "schema:value",
"discoverable": "toot:discoverable",
"suspended": "toot:suspended",
"memorial": "toot:memorial",
"indexable": "toot:indexable",
"attributionDomains": {
"@id": "toot:attributionDomains",
"@type": "@id"
},
"Hashtag": "as:Hashtag",
"focalPoint": {
"@container": "@list",
"@id": "toot:focalPoint"
}
}
],
"id": "https://academiccloud.social/users/mpsgoettingen",
"type": "Person",
"following": "https://academiccloud.social/users/mpsgoettingen/following",
"followers": "https://academiccloud.social/users/mpsgoettingen/followers",
"inbox": "https://academiccloud.social/users/mpsgoettingen/inbox",
"outbox": "https://academiccloud.social/users/mpsgoettingen/outbox",
"featured": "https://academiccloud.social/users/mpsgoettingen/collections/featured",
"featuredTags": "https://academiccloud.social/users/mpsgoettingen/collections/tags",
"preferredUsername": "mpsgoettingen",
"name": "MPS Göttingen",
"summary": "<p>Max Planck Institute for Solar System Research, Göttingen, Germany</p><p>MPI · Sun and Heliosphere · Solar and Stellar Interiors · Planetary Science</p><p>International Max Planck Research School: <span class=\"h-card\" translate=\"no\"><a href=\"https://academiccloud.social/@imprs_solar\" class=\"u-url mention\">@<span>imprs_solar</span></a></span> </p><p>Discoverability: <a href=\"https://academiccloud.social/tags/mpi\" class=\"mention hashtag\" rel=\"tag\">#<span>mpi</span></a> <a href=\"https://academiccloud.social/tags/solarphysics\" class=\"mention hashtag\" rel=\"tag\">#<span>solarphysics</span></a> <a href=\"https://academiccloud.social/tags/astrophysics\" class=\"mention hashtag\" rel=\"tag\">#<span>astrophysics</span></a> <a href=\"https://academiccloud.social/tags/astronomy\" class=\"mention hashtag\" rel=\"tag\">#<span>astronomy</span></a> <a href=\"https://academiccloud.social/tags/planetaryscience\" class=\"mention hashtag\" rel=\"tag\">#<span>planetaryscience</span></a> <a href=\"https://academiccloud.social/tags/geosciences\" class=\"mention hashtag\" rel=\"tag\">#<span>geosciences</span></a> <a href=\"https://academiccloud.social/tags/astrodon\" class=\"mention hashtag\" rel=\"tag\">#<span>astrodon</span></a> <a href=\"https://academiccloud.social/tags/space\" class=\"mention hashtag\" rel=\"tag\">#<span>space</span></a> <a href=\"https://academiccloud.social/tags/maxplanck\" class=\"mention hashtag\" rel=\"tag\">#<span>maxplanck</span></a> <a href=\"https://academiccloud.social/tags/imprs\" class=\"mention hashtag\" rel=\"tag\">#<span>imprs</span></a> <a href=\"https://academiccloud.social/tags/g%C3%B6ttingen\" class=\"mention hashtag\" rel=\"tag\">#<span>göttingen</span></a> <a href=\"https://academiccloud.social/tags/tootfinder\" class=\"mention hashtag\" rel=\"tag\">#<span>tootfinder</span></a> <a href=\"https://academiccloud.social/tags/fedi22\" class=\"mention hashtag\" rel=\"tag\">#<span>fedi22</span></a> searchable</p><p>Fediverse history: Previously <span class=\"h-card\" translate=\"no\"><a href=\"https://astrodon.social/@mpsgoettingen\" class=\"u-url mention\">@<span>mpsgoettingen</span></a></span>, moved to this profile in June 2025.</p>",
"url": "https://academiccloud.social/@mpsgoettingen",
"manuallyApprovesFollowers": false,
"discoverable": true,
"indexable": true,
"published": "2025-06-02T00:00:00Z",
"memorial": false,
"alsoKnownAs": [
"https://astrodon.social/users/mpsgoettingen"
],
"publicKey": {
"id": "https://academiccloud.social/users/mpsgoettingen#main-key",
"owner": "https://academiccloud.social/users/mpsgoettingen",
"publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5uH304m51mRHFX/yODif\nIstEHP29S6/Uj88JUKnXq6WWDaKEQ9Nh+d9dR4RfDyIGJsTZHDB+d8ZJfbhu/k6v\nFQSdjsxoFrSgujzpruOTpJ+QlfQyFTum8IJerk6w5/X6odkf0a8EGhFxKJW4x68P\nvkekZowSbxcQvHOW+DbXmPtYqB7Kjb8jkf5qsJFUU5ZfbpbhdeaR7p5pGqHGq5wI\n9zx/tzDUd5CuvBxFRZgS1Bcz1Lx9NLBhTKtiLme20fTwS/eoUKJIdFpmeCjMmkGR\nuEFhy9nVk1eS4TD4mlZtoP71n4rg0L7pHH3C+1IVKEHcLEtazjI/veIah4678Xw+\nIQIDAQAB\n-----END PUBLIC KEY-----\n"
},
"tag": [
{
"type": "Hashtag",
"href": "https://academiccloud.social/tags/astrodon",
"name": "#astrodon"
},
{
"type": "Hashtag",
"href": "https://academiccloud.social/tags/astronomy",
"name": "#astronomy"
},
{
"type": "Hashtag",
"href": "https://academiccloud.social/tags/imprs",
"name": "#imprs"
},
{
"type": "Hashtag",
"href": "https://academiccloud.social/tags/gottingen",
"name": "#gottingen"
},
{
"type": "Hashtag",
"href": "https://academiccloud.social/tags/space",
"name": "#space"
},
{
"type": "Hashtag",
"href": "https://academiccloud.social/tags/fedi22",
"name": "#fedi22"
},
{
"type": "Hashtag",
"href": "https://academiccloud.social/tags/astrophysics",
"name": "#astrophysics"
},
{
"type": "Hashtag",
"href": "https://academiccloud.social/tags/maxplanck",
"name": "#maxplanck"
},
{
"type": "Hashtag",
"href": "https://academiccloud.social/tags/geosciences",
"name": "#geosciences"
},
{
"type": "Hashtag",
"href": "https://academiccloud.social/tags/mpi",
"name": "#mpi"
},
{
"type": "Hashtag",
"href": "https://academiccloud.social/tags/planetaryscience",
"name": "#planetaryscience"
},
{
"type": "Hashtag",
"href": "https://academiccloud.social/tags/tootfinder",
"name": "#tootfinder"
},
{
"type": "Hashtag",
"href": "https://academiccloud.social/tags/solarphysics",
"name": "#solarphysics"
}
],
"attachment": [
{
"type": "PropertyValue",
"name": "Press releases",
"value": "<a href=\"https://www.mps.mpg.de/press-releases\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"\">mps.mpg.de/press-releases</span><span class=\"invisible\"></span></a>"
},
{
"type": "PropertyValue",
"name": "Jobs",
"value": "<a href=\"https://www.mps.mpg.de/career/jobs\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"\">mps.mpg.de/career/jobs</span><span class=\"invisible\"></span></a>"
},
{
"type": "PropertyValue",
"name": "Imprint",
"value": "<a href=\"https://www.mps.mpg.de/imprint\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"\">mps.mpg.de/imprint</span><span class=\"invisible\"></span></a>"
},
{
"type": "PropertyValue",
"name": "Location",
"value": "<a href=\"https://www.openstreetmap.org/way/253918007\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">openstreetmap.org/way/25391800</span><span class=\"invisible\">7</span></a>"
}
],
"endpoints": {
"sharedInbox": "https://academiccloud.social/inbox"
},
"icon": {
"type": "Image",
"mediaType": "image/png",
"url": "https://academiccloud.social/system/accounts/avatars/114/612/880/971/257/232/original/003324845c643ed6.png"
},
"image": {
"type": "Image",
"mediaType": "image/jpeg",
"url": "https://academiccloud.social/system/accounts/headers/114/612/880/971/257/232/original/7c6d2d52ac215e7f.jpg"
}
}