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://mastodon.green/users/plazi_species/statuses/114556318252179763", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-23T08:58:15Z", "url": "https://mastodon.green/@plazi_species/114556318252179763", "attributedTo": "https://mastodon.green/users/plazi_species", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://mastodon.green/users/plazi_species/followers" ], "sensitive": false, "atomUri": "https://mastodon.green/users/plazi_species/statuses/114556318252179763", "inReplyToAtomUri": null, "conversation": "tag:mastodon.green,2025-05-23:objectId=194091455:objectType=Conversation", "content": "<p><a href=\"https://mastodon.green/tags/NewSpecies\" class=\"mention hashtag\" rel=\"tag\">#<span>NewSpecies</span></a>!<br />A newly discovered fungus from <a href=\"https://mastodon.green/tags/china\" class=\"mention hashtag\" rel=\"tag\">#<span>china</span></a> for <a href=\"https://mastodon.green/tags/FungiFriday\" class=\"mention hashtag\" rel=\"tag\">#<span>FungiFriday</span></a>:</p><p>Gymnopus biyangensis</p><p>Treatment: <a href=\"https://treatment.plazi.org/id/87617FF1-925E-5083-8D1A-F43F68E49494\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">treatment.plazi.org/id/87617FF</span><span class=\"invisible\">1-925E-5083-8D1A-F43F68E49494</span></a><br />Publication: <a href=\"https://doi.org/10.3897/mycokeys.118.143277\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">doi.org/10.3897/mycokeys.118.1</span><span class=\"invisible\">43277</span></a><br /><a href=\"https://mastodon.green/tags/MycoKeys\" class=\"mention hashtag\" rel=\"tag\">#<span>MycoKeys</span></a> <a href=\"https://mastodon.green/tags/GymnopusBiyangensis\" class=\"mention hashtag\" rel=\"tag\">#<span>GymnopusBiyangensis</span></a></p><p><a href=\"https://mastodon.green/tags/FAIRdata\" class=\"mention hashtag\" rel=\"tag\">#<span>FAIRdata</span></a><br /><a href=\"https://mastodon.green/tags/science\" class=\"mention hashtag\" rel=\"tag\">#<span>science</span></a> <a href=\"https://mastodon.green/tags/OA\" class=\"mention hashtag\" rel=\"tag\">#<span>OA</span></a> <a href=\"https://mastodon.green/tags/openaccess\" class=\"mention hashtag\" rel=\"tag\">#<span>openaccess</span></a> <a href=\"https://mastodon.green/tags/biology\" class=\"mention hashtag\" rel=\"tag\">#<span>biology</span></a> <a href=\"https://mastodon.green/tags/taxonomy\" class=\"mention hashtag\" rel=\"tag\">#<span>taxonomy</span></a> <a href=\"https://mastodon.green/tags/ecology\" class=\"mention hashtag\" rel=\"tag\">#<span>ecology</span></a> <a href=\"https://mastodon.green/tags/biodiversity\" class=\"mention hashtag\" rel=\"tag\">#<span>biodiversity</span></a> <a href=\"https://mastodon.green/tags/nature\" class=\"mention hashtag\" rel=\"tag\">#<span>nature</span></a> <a href=\"https://mastodon.green/tags/wildlife\" class=\"mention hashtag\" rel=\"tag\">#<span>wildlife</span></a> <a href=\"https://mastodon.green/tags/conservation\" class=\"mention hashtag\" rel=\"tag\">#<span>conservation</span></a> <a href=\"https://mastodon.green/tags/fungi\" class=\"mention hashtag\" rel=\"tag\">#<span>fungi</span></a> <a href=\"https://mastodon.green/tags/mushrooms\" class=\"mention hashtag\" rel=\"tag\">#<span>mushrooms</span></a> <a href=\"https://mastodon.green/tags/mycology\" class=\"mention hashtag\" rel=\"tag\">#<span>mycology</span></a></p>", "contentMap": { "en": "<p><a href=\"https://mastodon.green/tags/NewSpecies\" class=\"mention hashtag\" rel=\"tag\">#<span>NewSpecies</span></a>!<br />A newly discovered fungus from <a href=\"https://mastodon.green/tags/china\" class=\"mention hashtag\" rel=\"tag\">#<span>china</span></a> for <a href=\"https://mastodon.green/tags/FungiFriday\" class=\"mention hashtag\" rel=\"tag\">#<span>FungiFriday</span></a>:</p><p>Gymnopus biyangensis</p><p>Treatment: <a href=\"https://treatment.plazi.org/id/87617FF1-925E-5083-8D1A-F43F68E49494\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">treatment.plazi.org/id/87617FF</span><span class=\"invisible\">1-925E-5083-8D1A-F43F68E49494</span></a><br />Publication: <a href=\"https://doi.org/10.3897/mycokeys.118.143277\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">doi.org/10.3897/mycokeys.118.1</span><span class=\"invisible\">43277</span></a><br /><a href=\"https://mastodon.green/tags/MycoKeys\" class=\"mention hashtag\" rel=\"tag\">#<span>MycoKeys</span></a> <a href=\"https://mastodon.green/tags/GymnopusBiyangensis\" class=\"mention hashtag\" rel=\"tag\">#<span>GymnopusBiyangensis</span></a></p><p><a href=\"https://mastodon.green/tags/FAIRdata\" class=\"mention hashtag\" rel=\"tag\">#<span>FAIRdata</span></a><br /><a href=\"https://mastodon.green/tags/science\" class=\"mention hashtag\" rel=\"tag\">#<span>science</span></a> <a href=\"https://mastodon.green/tags/OA\" class=\"mention hashtag\" rel=\"tag\">#<span>OA</span></a> <a href=\"https://mastodon.green/tags/openaccess\" class=\"mention hashtag\" rel=\"tag\">#<span>openaccess</span></a> <a href=\"https://mastodon.green/tags/biology\" class=\"mention hashtag\" rel=\"tag\">#<span>biology</span></a> <a href=\"https://mastodon.green/tags/taxonomy\" class=\"mention hashtag\" rel=\"tag\">#<span>taxonomy</span></a> <a href=\"https://mastodon.green/tags/ecology\" class=\"mention hashtag\" rel=\"tag\">#<span>ecology</span></a> <a href=\"https://mastodon.green/tags/biodiversity\" class=\"mention hashtag\" rel=\"tag\">#<span>biodiversity</span></a> <a href=\"https://mastodon.green/tags/nature\" class=\"mention hashtag\" rel=\"tag\">#<span>nature</span></a> <a href=\"https://mastodon.green/tags/wildlife\" class=\"mention hashtag\" rel=\"tag\">#<span>wildlife</span></a> <a href=\"https://mastodon.green/tags/conservation\" class=\"mention hashtag\" rel=\"tag\">#<span>conservation</span></a> <a href=\"https://mastodon.green/tags/fungi\" class=\"mention hashtag\" rel=\"tag\">#<span>fungi</span></a> <a href=\"https://mastodon.green/tags/mushrooms\" class=\"mention hashtag\" rel=\"tag\">#<span>mushrooms</span></a> <a href=\"https://mastodon.green/tags/mycology\" class=\"mention hashtag\" rel=\"tag\">#<span>mycology</span></a></p>" }, "attachment": [ { "type": "Document", "mediaType": "image/jpeg", "url": "https://files.mastodon.green/media_attachments/files/114/556/241/125/569/469/original/3f570562042f0685.jpg", "name": null, "blurhash": "U49Zr?s,E3D*kDIpE2-n0gs:s.kVx[-o$*E2", "width": 882, "height": 849 } ], "tag": [ { "type": "Hashtag", "href": "https://mastodon.green/tags/NewSpecies", "name": "#NewSpecies" }, { "type": "Hashtag", "href": "https://mastodon.green/tags/china", "name": "#china" }, { "type": "Hashtag", "href": "https://mastodon.green/tags/fungifriday", "name": "#fungifriday" }, { "type": "Hashtag", "href": "https://mastodon.green/tags/mycokeys", "name": "#mycokeys" }, { "type": "Hashtag", "href": "https://mastodon.green/tags/gymnopusbiyangensis", "name": "#gymnopusbiyangensis" }, { "type": "Hashtag", "href": "https://mastodon.green/tags/fairdata", "name": "#fairdata" }, { "type": "Hashtag", "href": "https://mastodon.green/tags/science", "name": "#science" }, { "type": "Hashtag", "href": "https://mastodon.green/tags/oa", "name": "#oa" }, { "type": "Hashtag", "href": "https://mastodon.green/tags/openaccess", "name": "#openaccess" }, { "type": "Hashtag", "href": "https://mastodon.green/tags/biology", "name": "#biology" }, { "type": "Hashtag", "href": "https://mastodon.green/tags/taxonomy", "name": "#taxonomy" }, { "type": "Hashtag", "href": "https://mastodon.green/tags/ecology", "name": "#ecology" }, { "type": "Hashtag", "href": "https://mastodon.green/tags/biodiversity", "name": "#biodiversity" }, { "type": "Hashtag", "href": "https://mastodon.green/tags/nature", "name": "#nature" }, { "type": "Hashtag", "href": "https://mastodon.green/tags/wildlife", "name": "#wildlife" }, { "type": "Hashtag", "href": "https://mastodon.green/tags/conservation", "name": "#conservation" }, { "type": "Hashtag", "href": "https://mastodon.green/tags/fungi", "name": "#fungi" }, { "type": "Hashtag", "href": "https://mastodon.green/tags/mushrooms", "name": "#mushrooms" }, { "type": "Hashtag", "href": "https://mastodon.green/tags/mycology", "name": "#mycology" } ], "replies": { "id": "https://mastodon.green/users/plazi_species/statuses/114556318252179763/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://mastodon.green/users/plazi_species/statuses/114556318252179763/replies?only_other_accounts=true&page=true", "partOf": "https://mastodon.green/users/plazi_species/statuses/114556318252179763/replies", "items": [] } }, "likes": { "id": "https://mastodon.green/users/plazi_species/statuses/114556318252179763/likes", "type": "Collection", "totalItems": 10 }, "shares": { "id": "https://mastodon.green/users/plazi_species/statuses/114556318252179763/shares", "type": "Collection", "totalItems": 4 } }