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.

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{ "@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://mathstodon.xyz/users/archernikov", "type": "Person", "following": "https://mathstodon.xyz/users/archernikov/following", "followers": "https://mathstodon.xyz/users/archernikov/followers", "inbox": "https://mathstodon.xyz/users/archernikov/inbox", "outbox": "https://mathstodon.xyz/users/archernikov/outbox", "featured": "https://mathstodon.xyz/users/archernikov/collections/featured", "featuredTags": "https://mathstodon.xyz/users/archernikov/collections/tags", "preferredUsername": "archernikov", "name": "Artem Chernikov", "summary": "<p>Michael Brin professor of mathematics at <a href=\"https://mathstodon.xyz/tags/UofMaryland\" class=\"mention hashtag\" rel=\"tag\">#<span>UofMaryland</span></a> (also <a href=\"https://mathstodon.xyz/tags/UCLA\" class=\"mention hashtag\" rel=\"tag\">#<span>UCLA</span></a>, currently on leave). Mathematical logic, model theory -and connections to combinatorics, algebra, etc.</p>", "url": "https://mathstodon.xyz/@archernikov", "manuallyApprovesFollowers": false, "discoverable": true, "indexable": false, "published": "2022-11-10T00:00:00Z", "memorial": false, "publicKey": { "id": "https://mathstodon.xyz/users/archernikov#main-key", "owner": "https://mathstodon.xyz/users/archernikov", "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3ezuVUdR7aKcpcke6XnA\njWGVXD/bo03tF1tdORfCrMxpxcvLnYEkqNSQJBscioedoSeA+2IyCVHsgGAKjUb6\njrWlzW/3BJ2BhrERi2yEwikCZYwSEAH3osRsAZUMmSft33zbaNdVMJfxzfmIg3fs\n+Z9cCDWUlrOZnYeRZwG1lsa4DXY9Ue1moG2BIuaANYjPG8+kT5PHBSU5v6CshGpk\n4d3Amg/xZftvc2x1vnXI7TG/lqmZgHD+O5wvXbVXZuPwGMibTgTb8CfSvebBtbz6\nazWQrZkO7rP0l34R34ChCj1KSgzuVBYaCukeQF2sXJ9FLxV3U1xw54CU1kW5Rl3N\n1QIDAQAB\n-----END PUBLIC KEY-----\n" }, "tag": [ { "type": "Hashtag", "href": "https://mathstodon.xyz/tags/uofmaryland", "name": "#uofmaryland" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/tags/ucla", "name": "#ucla" } ], "attachment": [ { "type": "PropertyValue", "name": "Website", "value": "<a href=\"https://www.math.ucla.edu/~chernikov/\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"\">math.ucla.edu/~chernikov/</span><span class=\"invisible\"></span></a>" }, { "type": "PropertyValue", "name": "Twitter", "value": "<a href=\"https://twitter.com/archernikov\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">twitter.com/archernikov</span><span class=\"invisible\"></span></a>" }, { "type": "PropertyValue", "name": "YouTube", "value": "<a href=\"https://www.youtube.com/archernikov\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"\">youtube.com/archernikov</span><span class=\"invisible\"></span></a>" } ], "endpoints": { "sharedInbox": "https://mathstodon.xyz/inbox" }, "icon": { "type": "Image", "mediaType": "image/png", "url": "https://media.mathstodon.xyz/accounts/avatars/109/320/999/091/937/626/original/276c15cd9ecd3e32.png" }, "image": { "type": "Image", "mediaType": "image/jpeg", "url": "https://media.mathstodon.xyz/accounts/headers/109/320/999/091/937/626/original/3ed82e20161c6adb.jpeg" } }