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", "https://w3id.org/security/data-integrity/v1", "https://www.w3.org/ns/did/v1", "https://w3id.org/security/multikey/v1", { "alsoKnownAs": { "@id": "as:alsoKnownAs", "@type": "@id" }, "manuallyApprovesFollowers": "as:manuallyApprovesFollowers", "movedTo": { "@id": "as:movedTo", "@type": "@id" }, "toot": "http://joinmastodon.org/ns#", "featured": { "@id": "toot:featured", "@type": "@id" }, "featuredTags": { "@id": "toot:featuredTags", "@type": "@id" }, "discoverable": "toot:discoverable", "suspended": "toot:suspended", "memorial": "toot:memorial", "indexable": "toot:indexable", "schema": "http://schema.org#", "PropertyValue": "schema:PropertyValue", "value": "schema:value", "misskey": "https://misskey-hub.net/ns#", "_misskey_followedMessage": "misskey:_misskey_followedMessage", "isCat": "misskey:isCat" } ], "id": "https://hollo.yamanoku.net/@yamanoku", "type": "Person", "discoverable": false, "featured": "https://hollo.yamanoku.net/@yamanoku/pinned", "featuredTags": "https://hollo.yamanoku.net/@yamanoku/tags", "inbox": "https://hollo.yamanoku.net/@yamanoku/inbox", "assertionMethod": [ { "id": "https://hollo.yamanoku.net/@yamanoku#main-key", "type": "Multikey", "controller": "https://hollo.yamanoku.net/@yamanoku", "publicKeyMultibase": "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" }, { "id": "https://hollo.yamanoku.net/@yamanoku#key-2", "type": "Multikey", "controller": "https://hollo.yamanoku.net/@yamanoku", "publicKeyMultibase": "z6MkmNRyJmbXXCshXEkqqpDonpTeny1m4ekqnpQKMMeC8SAh" } ], "publicKey": { "id": "https://hollo.yamanoku.net/@yamanoku#main-key", "type": "CryptographicKey", "owner": "https://hollo.yamanoku.net/@yamanoku", "publicKeyPem": "-----BEGIN PUBLIC KEY-----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\n8f9XssceArXU4Wy8IsFwyZMCAwEAAQ==\n-----END PUBLIC KEY-----\n" }, "alsoKnownAs": [ "https://hollo.yamanoku.net/@yamanoku", "https://mastodon.social/users/yamanoku", "https://mstdn.jp/users/yamanoku" ], "attachment": [ { "type": "PropertyValue", "value": "<p><a href=\"https://yamanoku.net\">https://yamanoku.net</a></p>\n", "name": "Home" }, { "type": "PropertyValue", "value": "<p><a href=\"https://x.com/yamanoku\">https://x.com/yamanoku</a></p>\n", "name": "Twitter" }, { "type": "PropertyValue", "value": "<p><a href=\"https://mastodon.social/@yamanoku\">https://mastodon.social/@yamanoku</a></p>\n", "name": "Past Account" }, { "type": "PropertyValue", "value": "<p>he/him</p>\n", "name": "Pronouns" } ], "endpoints": { "type": "as:Endpoints", "sharedInbox": "https://hollo.yamanoku.net/inbox" }, "followers": "https://hollo.yamanoku.net/@yamanoku/followers", "following": "https://hollo.yamanoku.net/@yamanoku/following", "icon": { "type": "Image", "url": "https://hollo-backets.s3.ap-northeast-1.amazonaws.com/avatars/5dd2fb0b-1bd5-4092-8d8f-668e2796e69d.png?1737803335672" }, "image": { "type": "Image", "url": "https://hollo-backets.s3.ap-northeast-1.amazonaws.com/covers/5dd2fb0b-1bd5-4092-8d8f-668e2796e69d.jpeg?1737939169897" }, "liked": "https://hollo.yamanoku.net/@yamanoku/liked", "manuallyApprovesFollowers": false, "name": "yamanoku", "outbox": "https://hollo.yamanoku.net/@yamanoku/outbox", "preferredUsername": "yamanoku", "published": "2025-01-25T02:37:18.805Z", "summary": "<p>一児の父です。</p>\n", "url": "https://hollo.yamanoku.net/@yamanoku" }