🤝
Make a deal with Castedo Ellerman
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
61
Account age
4 yrs
💰 Suggested sponsorship rate
$40 – $65 / sponsored post
Estimated from audience size & typical reach — every deal is negotiable and held in SocialDB escrow.
🧰 Free analysis for Castedo Ellerman
📊 Post engagement
1
Avg engagement / post
1.6%
Engagement vs followers
Apr 2022
On Mastodon since
🔥 Top post: @FrostyX I know we're supposed to be all nice and civilized and · 1 likes + reposts
📊 Activity & format
Posting cadence
0.13 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly text
Recent: 12 text · 0 image · 0 video.
Follower / following
0.4×
Follows 136 back. A more reciprocal / networked account.
Recent posts
View on Mastodon ↗
#XSLT support to be removed from browsers.
https://developer.chrome.com/docs/web-platform/deprecating-xslt
First from Chromium and sounds like the other major implementations plan to remove it too.
MIT Sloan "research" paper deleted from MIT website after its BS is publicly shamed.
https://www.theregister.com/2025/11/03/mit_sloan_updates_ai_ransomware_paper/
But web.archive.org saves the day and the BS PDF.
Interested in novel tech for distributing research documents?
The first edition of the Baseprint Document Format (BpDF) specification (based on #jats) is published ... as a Baseprint document succession of course:
https://perm.pub/DPRkAz3v…
Interested in new kinds of tech for distributing research documents?
BaseprintLens demonstrates the distributed nature of Baseprint document successions. It's a Single-Page Application with a "back-end" of only the Software Heritage Archiv…
@octade Here's an answer to one of your questions.
The underlying servers used currently for Baseprint document successions are servers run by GitHub and the Software Heritage Archive (SWHA) any git server archived by SWHA. In the current …
@octade @octade Regarding documentation mentioning "document successions" vs "Baseprint", those are the two, mostly independent, halves of the tech I'm developing. For your interests, I believe you are more interested in the "document succ…
Interested in hash-based persistent IDs (PIDs) for technical or scientific research documents?
Surprised that hash-based PID can identify a document that is still update-able?
If so, you should checkout the new tutorial on https://hidos.re…
@gbilder FYI I sent you an email today. Just in case you've added castedo.com to your spam filter 😅. No worries if you're burnt out on PIDs ... especially the hash-y kind 😉.
Are you curious about the technical details of a new type of research document, specifically "document successions"?
Two updated technical specifications are available:
"Document Succession Identifiers" <https://perm.pub/1wFGhvmv8XZfPx0O5H…
Are #journals okay with you using #LLM #AI to edit your #manuscript ?
Use this how-to guide https://copyaid.it/howto/journals/
to learn how to comply with journal policies when using https://copyaid.it to improve your manuscript.
Want rapid, frequent, and cheap #copyediting for your #Markdown and #LaTeX files from the #CLI, using the latest #OpenAI #GPT4 Turbo model released this week?
Then try the new CopyAid v0.7 released today:
https://copyaid.it
New features in…
🐘 Community & instance
Home server
mathstodon.xyz
Their home server on the fediverse — the instance a creator picks signals the community they belong to.
✅ Link-verified
Verified link
Proved ownership of a website linked on their profile — Mastodon's green-check verification, a real identity signal rather than a paid badge.
On Mastodon since
Apr 2022
An established account with real history on the platform.
💡 Facts
🗓️Joined Mastodon in 2022 — 4 years ago.
👁️Averages 1 views per post.
📤Posts about 0.1× per week.
🕵️ Fake follower check
Estimated89/100
Excellent
Credibility score
99%
Real
Real audience
Low
Fake-follower risk
High
Data confidence
- Est. 99% real, active audience · Low fake-follower risk.
- Strong engagement (~1.6% of followers engage each post) — an active, real audience.
- Verified account.
- Established account (4+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
Studying population genetics
https://castedo.com/about
🇺🇸 🇪🇸
#tfr
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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