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", { "ostatus": "http://ostatus.org#", "atomUri": "ostatus:atomUri", "inReplyToAtomUri": "ostatus:inReplyToAtomUri", "conversation": "ostatus:conversation", "sensitive": "as:sensitive", "toot": "http://joinmastodon.org/ns#", "votersCount": "toot:votersCount", "Hashtag": "as:Hashtag" } ], "id": "https://mathstodon.xyz/users/decompwlj/statuses/114465688417845762", "type": "Note", "summary": null, "inReplyTo": "https://mathstodon.xyz/users/decompwlj/statuses/114465687415177849", "published": "2025-05-07T08:49:54Z", "url": "https://mathstodon.xyz/@decompwlj/114465688417845762", "attributedTo": "https://mathstodon.xyz/users/decompwlj", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mathstodon.xyz/users/decompwlj/followers" ], "sensitive": false, "atomUri": "https://mathstodon.xyz/users/decompwlj/statuses/114465688417845762", "inReplyToAtomUri": "https://mathstodon.xyz/users/decompwlj/statuses/114465687415177849", "conversation": "tag:mathstodon.xyz,2025-05-07:objectId=152011416:objectType=Conversation", "content": "<p>Soon the animation for the 1000 sequences of my website: <a href=\"https://decompwlj.com/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">decompwlj.com/</span><span class=\"invisible\"></span></a><br />Experimental for now:<br /><a href=\"https://decompwlj.com/exp-code/code-anim-prime.html\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">decompwlj.com/exp-code/code-an</span><span class=\"invisible\">im-prime.html</span></a><br /><a href=\"https://decompwlj.com/exp-code/code-anim-natural.html\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">decompwlj.com/exp-code/code-an</span><span class=\"invisible\">im-natural.html</span></a></p><p><a href=\"https://mathstodon.xyz/tags/decompwlj\" class=\"mention hashtag\" rel=\"tag\">#<span>decompwlj</span></a> <a href=\"https://mathstodon.xyz/tags/math\" class=\"mention hashtag\" rel=\"tag\">#<span>math</span></a> <a href=\"https://mathstodon.xyz/tags/mathematics\" class=\"mention hashtag\" rel=\"tag\">#<span>mathematics</span></a> <a href=\"https://mathstodon.xyz/tags/sequence\" class=\"mention hashtag\" rel=\"tag\">#<span>sequence</span></a> <a href=\"https://mathstodon.xyz/tags/OEIS\" class=\"mention hashtag\" rel=\"tag\">#<span>OEIS</span></a> <a href=\"https://mathstodon.xyz/tags/javascript\" class=\"mention hashtag\" rel=\"tag\">#<span>javascript</span></a> <a href=\"https://mathstodon.xyz/tags/php\" class=\"mention hashtag\" rel=\"tag\">#<span>php</span></a> <a href=\"https://mathstodon.xyz/tags/3D\" class=\"mention hashtag\" rel=\"tag\">#<span>3D</span></a> <a href=\"https://mathstodon.xyz/tags/numbers\" class=\"mention hashtag\" rel=\"tag\">#<span>numbers</span></a> <a href=\"https://mathstodon.xyz/tags/primes\" class=\"mention hashtag\" rel=\"tag\">#<span>primes</span></a> <a href=\"https://mathstodon.xyz/tags/PrimeNumbers\" class=\"mention hashtag\" rel=\"tag\">#<span>PrimeNumbers</span></a> <a href=\"https://mathstodon.xyz/tags/graph\" class=\"mention hashtag\" rel=\"tag\">#<span>graph</span></a> <a href=\"https://mathstodon.xyz/tags/threejs\" class=\"mention hashtag\" rel=\"tag\">#<span>threejs</span></a> <a href=\"https://mathstodon.xyz/tags/webGL\" class=\"mention hashtag\" rel=\"tag\">#<span>webGL</span></a></p>", "contentMap": { "en": "<p>Soon the animation for the 1000 sequences of my website: <a href=\"https://decompwlj.com/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">decompwlj.com/</span><span class=\"invisible\"></span></a><br />Experimental for now:<br /><a href=\"https://decompwlj.com/exp-code/code-anim-prime.html\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">decompwlj.com/exp-code/code-an</span><span class=\"invisible\">im-prime.html</span></a><br /><a href=\"https://decompwlj.com/exp-code/code-anim-natural.html\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">decompwlj.com/exp-code/code-an</span><span class=\"invisible\">im-natural.html</span></a></p><p><a href=\"https://mathstodon.xyz/tags/decompwlj\" class=\"mention hashtag\" rel=\"tag\">#<span>decompwlj</span></a> <a href=\"https://mathstodon.xyz/tags/math\" class=\"mention hashtag\" rel=\"tag\">#<span>math</span></a> <a href=\"https://mathstodon.xyz/tags/mathematics\" class=\"mention hashtag\" rel=\"tag\">#<span>mathematics</span></a> <a href=\"https://mathstodon.xyz/tags/sequence\" class=\"mention hashtag\" rel=\"tag\">#<span>sequence</span></a> <a href=\"https://mathstodon.xyz/tags/OEIS\" class=\"mention hashtag\" rel=\"tag\">#<span>OEIS</span></a> <a href=\"https://mathstodon.xyz/tags/javascript\" class=\"mention hashtag\" rel=\"tag\">#<span>javascript</span></a> <a href=\"https://mathstodon.xyz/tags/php\" class=\"mention hashtag\" rel=\"tag\">#<span>php</span></a> <a href=\"https://mathstodon.xyz/tags/3D\" class=\"mention hashtag\" rel=\"tag\">#<span>3D</span></a> <a href=\"https://mathstodon.xyz/tags/numbers\" class=\"mention hashtag\" rel=\"tag\">#<span>numbers</span></a> <a href=\"https://mathstodon.xyz/tags/primes\" class=\"mention hashtag\" rel=\"tag\">#<span>primes</span></a> <a href=\"https://mathstodon.xyz/tags/PrimeNumbers\" class=\"mention hashtag\" rel=\"tag\">#<span>PrimeNumbers</span></a> <a href=\"https://mathstodon.xyz/tags/graph\" class=\"mention hashtag\" rel=\"tag\">#<span>graph</span></a> <a href=\"https://mathstodon.xyz/tags/threejs\" class=\"mention hashtag\" rel=\"tag\">#<span>threejs</span></a> <a href=\"https://mathstodon.xyz/tags/webGL\" class=\"mention hashtag\" rel=\"tag\">#<span>webGL</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://mathstodon.xyz/tags/webgl", "name": "#webgl" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/tags/threejs", "name": "#threejs" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/tags/graph", "name": "#graph" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/tags/primenumbers", "name": "#primenumbers" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/tags/primes", "name": "#primes" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/tags/numbers", "name": "#numbers" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/tags/3d", "name": "#3d" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/tags/php", "name": "#php" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/tags/javascript", "name": "#javascript" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/tags/oeis", "name": "#oeis" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/tags/sequence", "name": "#sequence" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/tags/mathematics", "name": "#mathematics" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/tags/math", "name": "#math" }, { "type": "Hashtag", "href": "https://mathstodon.xyz/tags/decompwlj", "name": "#decompwlj" } ], "replies": { "id": "https://mathstodon.xyz/users/decompwlj/statuses/114465688417845762/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mathstodon.xyz/users/decompwlj/statuses/114465688417845762/replies?only_other_accounts=true&page=true", "partOf": "https://mathstodon.xyz/users/decompwlj/statuses/114465688417845762/replies", "items": [] } }, "likes": { "id": "https://mathstodon.xyz/users/decompwlj/statuses/114465688417845762/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://mathstodon.xyz/users/decompwlj/statuses/114465688417845762/shares", "type": "Collection", "totalItems": 0 } }