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.
{
"@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"
}
],
"id": "https://mathstodon.xyz/users/gregeganSF/statuses/109290910932627626",
"type": "Note",
"summary": null,
"inReplyTo": "https://mathstodon.xyz/users/gregeganSF/statuses/109290905971976809",
"published": "2022-11-05T11:15:56Z",
"url": "https://mathstodon.xyz/@gregeganSF/109290910932627626",
"attributedTo": "https://mathstodon.xyz/users/gregeganSF",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://mathstodon.xyz/users/gregeganSF/followers"
],
"sensitive": false,
"atomUri": "https://mathstodon.xyz/users/gregeganSF/statuses/109290910932627626",
"inReplyToAtomUri": "https://mathstodon.xyz/users/gregeganSF/statuses/109290905971976809",
"conversation": "tag:mathstodon.xyz,2022-11-02:objectId=28211198:objectType=Conversation",
"content": "<p>… then those quaternion pairs yield the same matrices as the Mermin grid!</p><p>Now, suppose q is an eigenvector of the rotation from the pair (r,s), with eigenvalue ±1. Then:</p><p>r q s^{–1} = ± q<br />r q = ± q s<br />r = ± q s q^{–1}<br />Rot_q(s) = ± r</p><p>This means construing q as a three-dimensional rotation, it will map s to ± r.</p>",
"contentMap": {
"en": "<p>… then those quaternion pairs yield the same matrices as the Mermin grid!</p><p>Now, suppose q is an eigenvector of the rotation from the pair (r,s), with eigenvalue ±1. Then:</p><p>r q s^{–1} = ± q<br />r q = ± q s<br />r = ± q s q^{–1}<br />Rot_q(s) = ± r</p><p>This means construing q as a three-dimensional rotation, it will map s to ± r.</p>"
},
"attachment": [],
"tag": [],
"replies": {
"id": "https://mathstodon.xyz/users/gregeganSF/statuses/109290910932627626/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
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"partOf": "https://mathstodon.xyz/users/gregeganSF/statuses/109290910932627626/replies",
"items": [
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]
}
},
"likes": {
"id": "https://mathstodon.xyz/users/gregeganSF/statuses/109290910932627626/likes",
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"shares": {
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}