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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"id": "https://astrodon.social/users/mpi_grav/statuses/114278222028725317",
"type": "Note",
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"published": "2025-04-04T06:14:44Z",
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"content": "<p>🏆 Poster Prize at the LIGO Virgo KAGRA Collaboration Meeting 🏆</p><p>🎉 Congratulations to our colleague Lorenzo Pompili! Lorenzo is a PhD student in the “Astrophysical and Cosmological Relativity” department at <span class=\"h-card\" translate=\"no\"><a href=\"https://astrodon.social/@mpi_grav\" class=\"u-url mention\">@<span>mpi_grav</span></a></span> in Potsdam. Last week he won the prize for the best poster in the “Theory” category at the March 2025 meeting of the <span class=\"h-card\" translate=\"no\"><a href=\"https://astrodon.social/@LIGO\" class=\"u-url mention\">@<span>LIGO</span></a></span> Virgo KAGRA collaboration in Melbourne, Australia.</p><p>His poster presented new tests of Einstein's general theory of relativity using gravitational waves from the final stage of a binary black hole merger. During this “ringdown”, the black hole settles into its final post-merger configuration and emits gravitational waves at specific frequencies.</p><p>If Einstein's theory is correct, these frequencies depend only on the black hole's mass and spin. By measuring the frequencies, it is possible to test for deviations from Einstein's theory.</p><p><a href=\"https://astrodon.social/tags/PhDLife\" class=\"mention hashtag\" rel=\"tag\">#<span>PhDLife</span></a> <a href=\"https://astrodon.social/tags/PhD\" class=\"mention hashtag\" rel=\"tag\">#<span>PhD</span></a> <a href=\"https://astrodon.social/tags/PosterPrize\" class=\"mention hashtag\" rel=\"tag\">#<span>PosterPrize</span></a> <a href=\"https://astrodon.social/tags/science\" class=\"mention hashtag\" rel=\"tag\">#<span>science</span></a> <a href=\"https://astrodon.social/tags/physics\" class=\"mention hashtag\" rel=\"tag\">#<span>physics</span></a> <a href=\"https://astrodon.social/tags/relativity\" class=\"mention hashtag\" rel=\"tag\">#<span>relativity</span></a> <a href=\"https://astrodon.social/tags/GravitationalWaves\" class=\"mention hashtag\" rel=\"tag\">#<span>GravitationalWaves</span></a></p>",
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"en": "<p>🏆 Poster Prize at the LIGO Virgo KAGRA Collaboration Meeting 🏆</p><p>🎉 Congratulations to our colleague Lorenzo Pompili! Lorenzo is a PhD student in the “Astrophysical and Cosmological Relativity” department at <span class=\"h-card\" translate=\"no\"><a href=\"https://astrodon.social/@mpi_grav\" class=\"u-url mention\">@<span>mpi_grav</span></a></span> in Potsdam. Last week he won the prize for the best poster in the “Theory” category at the March 2025 meeting of the <span class=\"h-card\" translate=\"no\"><a href=\"https://astrodon.social/@LIGO\" class=\"u-url mention\">@<span>LIGO</span></a></span> Virgo KAGRA collaboration in Melbourne, Australia.</p><p>His poster presented new tests of Einstein's general theory of relativity using gravitational waves from the final stage of a binary black hole merger. During this “ringdown”, the black hole settles into its final post-merger configuration and emits gravitational waves at specific frequencies.</p><p>If Einstein's theory is correct, these frequencies depend only on the black hole's mass and spin. By measuring the frequencies, it is possible to test for deviations from Einstein's theory.</p><p><a href=\"https://astrodon.social/tags/PhDLife\" class=\"mention hashtag\" rel=\"tag\">#<span>PhDLife</span></a> <a href=\"https://astrodon.social/tags/PhD\" class=\"mention hashtag\" rel=\"tag\">#<span>PhD</span></a> <a href=\"https://astrodon.social/tags/PosterPrize\" class=\"mention hashtag\" rel=\"tag\">#<span>PosterPrize</span></a> <a href=\"https://astrodon.social/tags/science\" class=\"mention hashtag\" rel=\"tag\">#<span>science</span></a> <a href=\"https://astrodon.social/tags/physics\" class=\"mention hashtag\" rel=\"tag\">#<span>physics</span></a> <a href=\"https://astrodon.social/tags/relativity\" class=\"mention hashtag\" rel=\"tag\">#<span>relativity</span></a> <a href=\"https://astrodon.social/tags/GravitationalWaves\" class=\"mention hashtag\" rel=\"tag\">#<span>GravitationalWaves</span></a></p>"
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"updated": "2025-04-04T06:18:48Z",
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