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://sigmoid.social/users/BenjaminHan",
"type": "Person",
"following": "https://sigmoid.social/users/BenjaminHan/following",
"followers": "https://sigmoid.social/users/BenjaminHan/followers",
"inbox": "https://sigmoid.social/users/BenjaminHan/inbox",
"outbox": "https://sigmoid.social/users/BenjaminHan/outbox",
"featured": "https://sigmoid.social/users/BenjaminHan/collections/featured",
"featuredTags": "https://sigmoid.social/users/BenjaminHan/collections/tags",
"preferredUsername": "BenjaminHan",
"name": "Benjamin Han",
"summary": "<p>Husband, father, runner, German learner, piano player. A curious soul living in <a href=\"https://sigmoid.social/tags/PacificNorthwest\" class=\"mention hashtag\" rel=\"tag\">#<span>PacificNorthwest</span></a>. Working on data, knowledge, and <a href=\"https://sigmoid.social/tags/AI\" class=\"mention hashtag\" rel=\"tag\">#<span>AI</span></a> at . </p><p><a href=\"https://sigmoid.social/tags/Running\" class=\"mention hashtag\" rel=\"tag\">#<span>Running</span></a> 5/25/18-5/10/25:<br />(dist # time pace/mi date)</p><p>5K 756 21:23 6’53” 3/22/25<br />10K 218 44:16 7’07” 3/23/25<br />15K 15 1:09:25 7’27” 4/6/25<br />HM 54 1:39:07 7’34” 3/16/25<br />M 23 3:25:52 7’51” 4/13/25<br />50K 6 4:52:25 9’25” 12/22/24</p><p>2025: 1,042.4/2,400mi (2024: 2,375.4mi)<br />Max dist: 34.5 mi</p><p><a href=\"https://sigmoid.social/tags/nlp\" class=\"mention hashtag\" rel=\"tag\">#<span>nlp</span></a> <a href=\"https://sigmoid.social/tags/nlproc\" class=\"mention hashtag\" rel=\"tag\">#<span>nlproc</span></a> <a href=\"https://sigmoid.social/tags/knowledgeGraphs\" class=\"mention hashtag\" rel=\"tag\">#<span>knowledgeGraphs</span></a> <a href=\"https://sigmoid.social/tags/classicalMusic\" class=\"mention hashtag\" rel=\"tag\">#<span>classicalMusic</span></a></p>",
"url": "https://sigmoid.social/@BenjaminHan",
"manuallyApprovesFollowers": true,
"discoverable": true,
"indexable": true,
"published": "2022-11-06T00:00:00Z",
"memorial": false,
"publicKey": {
"id": "https://sigmoid.social/users/BenjaminHan#main-key",
"owner": "https://sigmoid.social/users/BenjaminHan",
"publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2z+mdcK0qAdzhI7UHJbg\nATDHXy2zmTsZ+QDgtEJBxoc1EWjCiLXAwNTd2uGAgYUxRFOYt5VeVgzOyUC4f9c+\n+4mNCOMvfNhu7PAImf0VmCrnEqy67hiXQ05zVTPFpePOSSVrRXRQLfOS8eYQzxMy\nH+A4tQP/GUWzNoXI78MbVDHWeKCS1y1MswUTBrPm1TL5HVlG4Z3Z+jRqmHDI8JSI\n1A7wCWjIkS3vJ7nppRSxyDIr40pUN+YQ+G0lkRkmY4IqbMeK2huxZaicSC3IdAVe\nqSPNsicSrdoBmrAJj+cmnZThakk/Zp5I6T4PvM+QgFPe6zwRVYKsSmf+v1AsMbAn\n8QIDAQAB\n-----END PUBLIC KEY-----\n"
},
"tag": [
{
"type": "Hashtag",
"href": "https://sigmoid.social/tags/nlproc",
"name": "#nlproc"
},
{
"type": "Hashtag",
"href": "https://sigmoid.social/tags/nlp",
"name": "#nlp"
},
{
"type": "Hashtag",
"href": "https://sigmoid.social/tags/ai",
"name": "#ai"
},
{
"type": "Hashtag",
"href": "https://sigmoid.social/tags/running",
"name": "#running"
},
{
"type": "Hashtag",
"href": "https://sigmoid.social/tags/classicalmusic",
"name": "#classicalmusic"
},
{
"type": "Hashtag",
"href": "https://sigmoid.social/tags/pacificnorthwest",
"name": "#pacificnorthwest"
},
{
"type": "Hashtag",
"href": "https://sigmoid.social/tags/KnowledgeGraphs",
"name": "#KnowledgeGraphs"
}
],
"attachment": [],
"endpoints": {
"sharedInbox": "https://sigmoid.social/inbox"
},
"icon": {
"type": "Image",
"mediaType": "image/png",
"url": "https://cdn.masto.host/sigmoidsocial/accounts/avatars/109/298/602/161/556/932/original/8a4d5a427e845a7f.png"
},
"image": {
"type": "Image",
"mediaType": "image/jpeg",
"url": "https://cdn.masto.host/sigmoidsocial/accounts/headers/109/298/602/161/556/932/original/06931900bc19979b.jpeg"
}
}