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",
"litepub": "http://litepub.social/ns#",
"directMessage": "litepub:directMessage",
"Hashtag": "as:Hashtag"
}
],
"id": "https://emacs.ch/users/ramin_hal9001/statuses/112823499488470505",
"type": "Note",
"summary": null,
"inReplyTo": null,
"published": "2024-07-21T08:19:39Z",
"url": "https://emacs.ch/@ramin_hal9001/112823499488470505",
"attributedTo": "https://emacs.ch/users/ramin_hal9001",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://emacs.ch/users/ramin_hal9001/followers"
],
"sensitive": false,
"atomUri": "https://emacs.ch/users/ramin_hal9001/statuses/112823499488470505",
"inReplyToAtomUri": null,
"conversation": "tag:emacs.ch,2024-07-21:objectId=23117764:objectType=Conversation",
"content": "<h3>Preserving floppy disks</h3>\n<p>Just a note for those of you who are into preserving old software and computer data. If you do have working hardware that can actually read an old disk, that is great. But nowadays we have enough computing power to image the \"magnetic flux transitions\" along the entire surface of the medium as a digital signal, and process that signal in software. Same goes for magnetic tape, though this would take quite a lot of storage since those images would be enormous. Projects like <a href=\"https://github.com/keirf/greaseweazle/wiki\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">GreaseWeasel</a> specialize in floppy disk imaging.</p>\n<p>Similar techniques are used to preserve old vinyl records, where coherent light (laser light) is used to photograph the grooves in the medium and the photos can be processed to recover the original recorded signal.</p>\n<p> <a href=\"https://emacs.ch/tags/RetroComputing\" class=\"mention hashtag\" rel=\"tag\">#<span>RetroComputing</span></a> <a href=\"https://emacs.ch/tags/FloppyDisk\" class=\"mention hashtag\" rel=\"tag\">#<span>FloppyDisk</span></a> <a href=\"https://emacs.ch/tags/DigitalPreservation\" class=\"mention hashtag\" rel=\"tag\">#<span>DigitalPreservation</span></a> <a href=\"https://emacs.ch/tags/SoftwarePreservation\" class=\"mention hashtag\" rel=\"tag\">#<span>SoftwarePreservation</span></a> <a href=\"https://emacs.ch/tags/ComputingHistory\" class=\"mention hashtag\" rel=\"tag\">#<span>ComputingHistory</span></a> </p>",
"contentMap": {
"en": "<h3>Preserving floppy disks</h3>\n<p>Just a note for those of you who are into preserving old software and computer data. If you do have working hardware that can actually read an old disk, that is great. But nowadays we have enough computing power to image the \"magnetic flux transitions\" along the entire surface of the medium as a digital signal, and process that signal in software. Same goes for magnetic tape, though this would take quite a lot of storage since those images would be enormous. Projects like <a href=\"https://github.com/keirf/greaseweazle/wiki\" rel=\"nofollow noopener noreferrer\" target=\"_blank\">GreaseWeasel</a> specialize in floppy disk imaging.</p>\n<p>Similar techniques are used to preserve old vinyl records, where coherent light (laser light) is used to photograph the grooves in the medium and the photos can be processed to recover the original recorded signal.</p>\n<p> <a href=\"https://emacs.ch/tags/RetroComputing\" class=\"mention hashtag\" rel=\"tag\">#<span>RetroComputing</span></a> <a href=\"https://emacs.ch/tags/FloppyDisk\" class=\"mention hashtag\" rel=\"tag\">#<span>FloppyDisk</span></a> <a href=\"https://emacs.ch/tags/DigitalPreservation\" class=\"mention hashtag\" rel=\"tag\">#<span>DigitalPreservation</span></a> <a href=\"https://emacs.ch/tags/SoftwarePreservation\" class=\"mention hashtag\" rel=\"tag\">#<span>SoftwarePreservation</span></a> <a href=\"https://emacs.ch/tags/ComputingHistory\" class=\"mention hashtag\" rel=\"tag\">#<span>ComputingHistory</span></a> </p>"
},
"updated": "2024-07-21T08:28:54Z",
"attachment": [],
"tag": [
{
"type": "Hashtag",
"href": "https://emacs.ch/tags/retrocomputing",
"name": "#retrocomputing"
},
{
"type": "Hashtag",
"href": "https://emacs.ch/tags/floppydisk",
"name": "#floppydisk"
},
{
"type": "Hashtag",
"href": "https://emacs.ch/tags/digitalpreservation",
"name": "#digitalpreservation"
},
{
"type": "Hashtag",
"href": "https://emacs.ch/tags/softwarepreservation",
"name": "#softwarepreservation"
},
{
"type": "Hashtag",
"href": "https://emacs.ch/tags/computinghistory",
"name": "#computinghistory"
}
],
"replies": {
"id": "https://emacs.ch/users/ramin_hal9001/statuses/112823499488470505/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://emacs.ch/users/ramin_hal9001/statuses/112823499488470505/replies?only_other_accounts=true&page=true",
"partOf": "https://emacs.ch/users/ramin_hal9001/statuses/112823499488470505/replies",
"items": []
}
}
}