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" }, "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" } } ], "id": "https://sigmoid.social/users/lowd", "type": "Person", "following": "https://sigmoid.social/users/lowd/following", "followers": "https://sigmoid.social/users/lowd/followers", "inbox": "https://sigmoid.social/users/lowd/inbox", "outbox": "https://sigmoid.social/users/lowd/outbox", "featured": "https://sigmoid.social/users/lowd/collections/featured", "featuredTags": "https://sigmoid.social/users/lowd/collections/tags", "preferredUsername": "lowd", "name": "Daniel Lowd", "summary": "<p>Assoc Prof at the University of Oregon, studying adversarial machine learning, data poisoning, interpretable AI, probabilistic and relational models, and more. Avid unicyclist and occasional singer-songwriter. He/him</p>", "url": "https://sigmoid.social/@lowd", "manuallyApprovesFollowers": false, "discoverable": true, "indexable": false, "published": "2022-11-04T00:00:00Z", "memorial": false, "alsoKnownAs": [ "https://mastodon.social/users/lowd" ], "publicKey": { "id": "https://sigmoid.social/users/lowd#main-key", "owner": "https://sigmoid.social/users/lowd", "publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAviZlTnFNB9MJXzJYulnb\nvwSGbBekRkD+F+ZK/qLmxQJJEwh7rQlxnsHRJ9O6GfKW+y1B4kJ3gfLEfkoBYeJV\n6DXu/74bQSN/hwSVG0LiI6WnozUz9E6fuKc0YStx8ST21+htylGY1WCbBsRcnYMQ\nq0b77mCFpY6/MCZZ+SAO8M3S27aGH2Uouz2KrQy+UY203ULE40WifMhVwoT0J+qF\niGrZouK8cSgQrQnzvLbVB1/LQRWq+czFZW/Tj5prDrpa/vho7t3IJf2OpnIdWanb\n3QxWw1uPg9a6afu6Vc2hFDugNerb9nexXwuQRwavEGGOFw595Df29E6Hh3nayIsX\nRwIDAQAB\n-----END PUBLIC KEY-----\n" }, "tag": [], "attachment": [ { "type": "PropertyValue", "name": "Home page", "value": "<a href=\"https://ix.cs.uoregon.edu/~lowd\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">ix.cs.uoregon.edu/~lowd</span><span class=\"invisible\"></span></a>" }, { "type": "PropertyValue", "name": "Semantic Scholar", "value": "<a href=\"https://www.semanticscholar.org/author/Daniel-Lowd/3021654\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">semanticscholar.org/author/Dan</span><span class=\"invisible\">iel-Lowd/3021654</span></a>" }, { "type": "PropertyValue", "name": "Location", "value": "Eugene, Oregon, USA" } ], "endpoints": { "sharedInbox": "https://sigmoid.social/inbox" }, "icon": { "type": "Image", "mediaType": "image/jpeg", "url": "https://cdn.masto.host/sigmoidsocial/accounts/avatars/109/286/990/381/194/468/original/439be9a53e3b756b.jpeg" }, "image": { "type": "Image", "mediaType": "image/jpeg", "url": "https://cdn.masto.host/sigmoidsocial/accounts/headers/109/286/990/381/194/468/original/394c18641d8a3013.jpg" } }