ActivityPub Viewer

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.

Open in browser →
{ "@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/carloshb", "type": "Person", "following": "https://sigmoid.social/users/carloshb/following", "followers": "https://sigmoid.social/users/carloshb/followers", "inbox": "https://sigmoid.social/users/carloshb/inbox", "outbox": "https://sigmoid.social/users/carloshb/outbox", "featured": "https://sigmoid.social/users/carloshb/collections/featured", "featuredTags": "https://sigmoid.social/users/carloshb/collections/tags", "preferredUsername": "carloshb", "name": "Carlos Barth", "summary": "<p>Post-doc researcher in <a href=\"https://sigmoid.social/tags/philosophy\" class=\"mention hashtag\" rel=\"tag\">#<span>philosophy</span></a> of <a href=\"https://sigmoid.social/tags/mind\" class=\"mention hashtag\" rel=\"tag\">#<span>mind</span></a>, <a href=\"https://sigmoid.social/tags/AI\" class=\"mention hashtag\" rel=\"tag\">#<span>AI</span></a> and <a href=\"https://sigmoid.social/tags/cognition\" class=\"mention hashtag\" rel=\"tag\">#<span>cognition</span></a>.</p><p>Developer, i.e. a tool coffee uses to bring code to the world.</p><p>A <a href=\"https://sigmoid.social/tags/foss\" class=\"mention hashtag\" rel=\"tag\">#<span>foss</span></a> enthusiast who loves contributing to <a href=\"https://sigmoid.social/tags/privacy\" class=\"mention hashtag\" rel=\"tag\">#<span>privacy</span></a> and <a href=\"https://sigmoid.social/tags/infosec\" class=\"mention hashtag\" rel=\"tag\">#<span>infosec</span></a> projects with both code and feedback.</p>", "url": "https://sigmoid.social/@carloshb", "manuallyApprovesFollowers": false, "discoverable": true, "indexable": false, "published": "2022-11-09T00:00:00Z", "memorial": false, "alsoKnownAs": [ "https://fosstodon.org/users/carloshb" ], "publicKey": { "id": "https://sigmoid.social/users/carloshb#main-key", "owner": "https://sigmoid.social/users/carloshb", "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4edxL6oLfpPQ/pQkf6Pl\n0uOYbmaby2Xxnfc4e9f0/45dcIVK0Khd6xG3+FnT6iRwur3DEJsuH9S3Zix7Oi/T\n+dtfm0mpQvFtzK70JY0TkO1Pr0WJCI+vwGgKxgw9qMvpmeyAGbuCEKx9ovo91SGL\newcpSmddFiztk8NUTBjG5ZTTsobj4yBx35aV+C9uBtlMzjO639g/JVQQMbVWQpnD\nDaqJmbsS2c0Zm9Z4b4CIP7zEDIRU9AnQfuNATGVHYbWt70dUcynz+fiwU3Y6wKjm\nmlri1Efl0xY7BA/XKsWwYx6itHXPnksj+pojvn563Po0jUbKtsIENROESgoXcQ8v\nWwIDAQAB\n-----END PUBLIC KEY-----\n" }, "tag": [ { "type": "Hashtag", "href": "https://sigmoid.social/tags/ai", "name": "#ai" }, { "type": "Hashtag", "href": "https://sigmoid.social/tags/privacy", "name": "#privacy" }, { "type": "Hashtag", "href": "https://sigmoid.social/tags/infosec", "name": "#infosec" }, { "type": "Hashtag", "href": "https://sigmoid.social/tags/philosophy", "name": "#philosophy" }, { "type": "Hashtag", "href": "https://sigmoid.social/tags/foss", "name": "#foss" }, { "type": "Hashtag", "href": "https://sigmoid.social/tags/cognition", "name": "#cognition" }, { "type": "Hashtag", "href": "https://sigmoid.social/tags/mind", "name": "#mind" } ], "attachment": [ { "type": "PropertyValue", "name": "Site", "value": "<a href=\"https://cbarth.me\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">cbarth.me</span><span class=\"invisible\"></span></a>" }, { "type": "PropertyValue", "name": "PGP Fingerprint", "value": "3703 B0D6 22FF 6A52 FE04 F60A 0BCF CD2A EC25 4F41" } ], "endpoints": { "sharedInbox": "https://sigmoid.social/inbox" }, "icon": { "type": "Image", "mediaType": "image/jpeg", "url": "https://cdn.masto.host/sigmoidsocial/accounts/avatars/109/311/460/104/108/625/original/ea184dcc0954016e.jpg" }, "image": { "type": "Image", "mediaType": "image/jpeg", "url": "https://cdn.masto.host/sigmoidsocial/accounts/headers/109/311/460/104/108/625/original/2253b5c983298148.jpeg" } }