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", { "ostatus": "http://ostatus.org#", "atomUri": "ostatus:atomUri", "inReplyToAtomUri": "ostatus:inReplyToAtomUri", "conversation": "ostatus:conversation", "sensitive": "as:sensitive", "toot": "http://joinmastodon.org/ns#", "votersCount": "toot:votersCount", "blurhash": "toot:blurhash", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" } } ], "id": "https://mastodon.social/users/windytan/statuses/113017151912170815/activity", "type": "Create", "actor": "https://mastodon.social/users/windytan", "published": "2024-08-24T13:08:01Z", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/windytan/followers" ], "object": { "id": "https://mastodon.social/users/windytan/statuses/113017151912170815", "type": "Note", "summary": null, "inReplyTo": null, "published": "2024-08-24T13:08:01Z", "url": "https://mastodon.social/@windytan/113017151912170815", "attributedTo": "https://mastodon.social/users/windytan", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.social/users/windytan/followers" ], "sensitive": false, "atomUri": "https://mastodon.social/users/windytan/statuses/113017151912170815", "inReplyToAtomUri": null, "conversation": "tag:mastodon.social,2024-08-24:objectId=782890007:objectType=Conversation", "content": "<p>Echo seen in a cepstrum plot.</p><p>Elvis Presley&#39;s 1955 Mystery Train uses the slapback echo effect. A deep dive into the cepstrum reveals he is using two echos at slightly different speeds on the same track, 146ms for the guitar and 135ms for the vocals :)</p>", "contentMap": { "en": "<p>Echo seen in a cepstrum plot.</p><p>Elvis Presley&#39;s 1955 Mystery Train uses the slapback echo effect. A deep dive into the cepstrum reveals he is using two echos at slightly different speeds on the same track, 146ms for the guitar and 135ms for the vocals :)</p>" }, "attachment": [ { "type": "Document", "mediaType": "image/jpeg", "url": "https://files.mastodon.social/media_attachments/files/113/017/078/416/347/281/original/e6c3e4326d6756ae.jpg", "name": "A spectrogram covering roughly 20 seconds of audio, but the x axis shows milliseconds instead of frequencies. A bright blob labeled 'guitar intro' at 146 ms can be seen in the beginning of the song, followed by a bright blob near 135 ms labeled 'vocals'.", "blurhash": "U01Vxro#t7tTxuR%jYjZtRR%bFjYtRnifPWV", "focalPoint": [ 0, 0 ], "width": 869, "height": 634 } ], "tag": [], "replies": { "id": "https://mastodon.social/users/windytan/statuses/113017151912170815/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.social/users/windytan/statuses/113017151912170815/replies?min_id=113017160170417348&page=true", "partOf": "https://mastodon.social/users/windytan/statuses/113017151912170815/replies", "items": [ "https://mastodon.social/users/windytan/statuses/113017160170417348" ] } }, "likes": { "id": "https://mastodon.social/users/windytan/statuses/113017151912170815/likes", "type": "Collection", "totalItems": 18 }, "shares": { "id": "https://mastodon.social/users/windytan/statuses/113017151912170815/shares", "type": "Collection", "totalItems": 5 } } }