STAMP & SIGN
Add stamps & signatures to PDF in seconds
What it does
• In-browser — no software, no install • Batch processing — up to 10 files at once • Multiple stamps & signatures per document — place as many as you need • Full control — rotate, resize, and adjust transparency
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Stamped —Turn any file into a PDFJul 2026 · stampedpdf.com · ▲5Turn files into PDF & merge them. Free tier, cheap plans
Add Your SignatureMay 2026 · addyoursignature.com · ▲3Drop a PDF, sign it, done. All in your browser.
More work this month
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Hey we are Computable. We spent years building trading infrastructure at Jump Trading and Coinbase. From that point of view, compute looks like energy markets before 2000: everything trades through private bilateral leases, there’s no visible price, and nothing can be resold. The same H100 rents at a 2x spread depending on who’s asking, and once you sign a 24-month lease, it can never change hands. So we built a market for GPU nodes, sold by the calendar week. Here are three things you can do on it that you can’t do anywhere else: - Buy exactly the weeks you need. Three nodes for the last…
Work · 10d ago · getcomputable.com
The app store for voice native apps that lives in your notch
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