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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{
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"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.sdf.org/users/davbucci/statuses/113815200352283818",
"type": "Note",
"summary": null,
"inReplyTo": "https://mastodon.sdf.org/users/davbucci/statuses/113815151359016494",
"published": "2025-01-12T11:42:14Z",
"url": "https://mastodon.sdf.org/@davbucci/113815200352283818",
"attributedTo": "https://mastodon.sdf.org/users/davbucci",
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"content": "<p>I still find the <a href=\"https://mastodon.sdf.org/tags/HP9816\" class=\"mention hashtag\" rel=\"tag\">#<span>HP9816</span></a> useful today, to control <a href=\"https://mastodon.sdf.org/tags/GPIB\" class=\"mention hashtag\" rel=\"tag\">#<span>GPIB</span></a> instruments. I wrote two programs, one to control the Bruel&Kjaer 2034 audio spectrum analyzer to do third-of-octave analysis and another one to do various measurements with a <a href=\"https://mastodon.sdf.org/tags/HP4277A\" class=\"mention hashtag\" rel=\"tag\">#<span>HP4277A</span></a> LCZ meter. If I need to further process data, I download them on a modern computer using a RS232 cable I built. I transferred and published the HPBASIC source of the third of octave software on Github: <a href=\"https://github.com/DarwinNE/BK2034_GPIB/tree/master/HPBASIC\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">github.com/DarwinNE/BK2034_GPI</span><span class=\"invisible\">B/tree/master/HPBASIC</span></a></p>",
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"en": "<p>I still find the <a href=\"https://mastodon.sdf.org/tags/HP9816\" class=\"mention hashtag\" rel=\"tag\">#<span>HP9816</span></a> useful today, to control <a href=\"https://mastodon.sdf.org/tags/GPIB\" class=\"mention hashtag\" rel=\"tag\">#<span>GPIB</span></a> instruments. I wrote two programs, one to control the Bruel&Kjaer 2034 audio spectrum analyzer to do third-of-octave analysis and another one to do various measurements with a <a href=\"https://mastodon.sdf.org/tags/HP4277A\" class=\"mention hashtag\" rel=\"tag\">#<span>HP4277A</span></a> LCZ meter. If I need to further process data, I download them on a modern computer using a RS232 cable I built. I transferred and published the HPBASIC source of the third of octave software on Github: <a href=\"https://github.com/DarwinNE/BK2034_GPIB/tree/master/HPBASIC\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">github.com/DarwinNE/BK2034_GPI</span><span class=\"invisible\">B/tree/master/HPBASIC</span></a></p>"
},
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"name": "A 1/3 of octave analysis shown on the screen of a HP9816 workstation, controlling a Bruel&Kjaer 2034 FFT audio spectrum analyzer.",
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"name": "A frequency analysis of the impedance (module and phase) of a LC parallel resonator. A strong peak in the module is visible, along with the phase that passes from 90° to -90° when the frequency increases.",
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"name": "The HP4277A LCZ meter being controlled by GPIB.",
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"tag": [
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"href": "https://mastodon.sdf.org/tags/hp9816",
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},
{
"type": "Hashtag",
"href": "https://mastodon.sdf.org/tags/gpib",
"name": "#gpib"
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{
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"name": "#hp4277a"
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"replies": {
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