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", "blurhash": "toot:blurhash", "focalPoint": { "@container": "@list", "@id": "toot:focalPoint" }, "Hashtag": "as:Hashtag" } ], "id": "https://researchbuzz.masto.host/users/mottg/statuses/114368213631982696", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-04-20T03:40:47Z", "url": "https://researchbuzz.masto.host/@mottg/114368213631982696", "attributedTo": "https://researchbuzz.masto.host/users/mottg", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://researchbuzz.masto.host/users/mottg/followers" ], "sensitive": false, "atomUri": "https://researchbuzz.masto.host/users/mottg/statuses/114368213631982696", "inReplyToAtomUri": null, "conversation": "tag:researchbuzz.masto.host,2025-04-20:objectId=10650064:objectType=Conversation", "content": "<p>OpenAlex DOI Search Tool has been developed by Yusuf Ozkan of Imperial College London. It is a Steamlit app where you can input up to 700 DOIs, one per line, and the metadata for them will be retrieved from OpenAlex.</p><p><a href=\"https://openalex.streamlit.app\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">openalex.streamlit.app</span><span class=\"invisible\"></span></a></p><p><a href=\"https://researchbuzz.masto.host/tags/research\" class=\"mention hashtag\" rel=\"tag\">#<span>research</span></a> <a href=\"https://researchbuzz.masto.host/tags/DOI\" class=\"mention hashtag\" rel=\"tag\">#<span>DOI</span></a> <a href=\"https://researchbuzz.masto.host/tags/OpenAlex\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenAlex</span></a> <a href=\"https://researchbuzz.masto.host/tags/science\" class=\"mention hashtag\" rel=\"tag\">#<span>science</span></a></p>", "contentMap": { "en": "<p>OpenAlex DOI Search Tool has been developed by Yusuf Ozkan of Imperial College London. It is a Steamlit app where you can input up to 700 DOIs, one per line, and the metadata for them will be retrieved from OpenAlex.</p><p><a href=\"https://openalex.streamlit.app\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">openalex.streamlit.app</span><span class=\"invisible\"></span></a></p><p><a href=\"https://researchbuzz.masto.host/tags/research\" class=\"mention hashtag\" rel=\"tag\">#<span>research</span></a> <a href=\"https://researchbuzz.masto.host/tags/DOI\" class=\"mention hashtag\" rel=\"tag\">#<span>DOI</span></a> <a href=\"https://researchbuzz.masto.host/tags/OpenAlex\" class=\"mention hashtag\" rel=\"tag\">#<span>OpenAlex</span></a> <a href=\"https://researchbuzz.masto.host/tags/science\" class=\"mention hashtag\" rel=\"tag\">#<span>science</span></a></p>" }, "updated": "2025-04-20T03:43:47Z", "attachment": [ { "type": "Document", "mediaType": "image/png", "url": "https://cdn.masto.host/researchbuzzmastohost/media_attachments/files/114/368/202/494/803/303/original/bdb2e1f4bb9469c3.png", "name": "Screenshot of input field for OpenAlex DOI Search Tool.", "blurhash": "U7SF^d9GM}%N^+IVozRj?FM|M{WC.AxsV?Ri", "focalPoint": [ 0, 0 ], "width": 1809, "height": 862 }, { "type": "Document", "mediaType": "image/png", "url": "https://cdn.masto.host/researchbuzzmastohost/media_attachments/files/114/368/207/781/155/799/original/ce940b4d8699a49c.png", "name": "Screenshot showing part of the metadata for this DOI retrieved from OpenAlex search engine.", "blurhash": "U8SY~z9HD+x]_3M{WBV@s,NGRQt7~qM{bHax", "focalPoint": [ 0, 0 ], "width": 1853, "height": 877 } ], "tag": [ { "type": "Hashtag", "href": "https://researchbuzz.masto.host/tags/research", "name": "#research" }, { "type": "Hashtag", "href": "https://researchbuzz.masto.host/tags/doi", "name": "#doi" }, { "type": "Hashtag", "href": "https://researchbuzz.masto.host/tags/OpenAlex", "name": "#OpenAlex" }, { "type": "Hashtag", "href": "https://researchbuzz.masto.host/tags/science", "name": "#science" } ], "replies": { "id": "https://researchbuzz.masto.host/users/mottg/statuses/114368213631982696/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://researchbuzz.masto.host/users/mottg/statuses/114368213631982696/replies?only_other_accounts=true&page=true", "partOf": "https://researchbuzz.masto.host/users/mottg/statuses/114368213631982696/replies", "items": [] } }, "likes": { "id": "https://researchbuzz.masto.host/users/mottg/statuses/114368213631982696/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://researchbuzz.masto.host/users/mottg/statuses/114368213631982696/shares", "type": "Collection", "totalItems": 0 } }