singularity(1)

💅 singularity(1) — the seal era 🦋

ok so bestie, this is the manual for singularity-overlay-seal, one lil piece of the bigger singularity(1) command set. it's giving "make my overlay permanent" and honestly? iconic.

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✨ NAME ✨

singularity-overlay-seal — Seal a writable overlay, into a read-only layer. 🔒

no cap, that's the whole gig.

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🌸 SYNOPSIS 🌸

singularity overlay seal oci-sif

that's it. that's the line. short, sweet, main character energy.

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🎀 DESCRIPTION 🎀

okay so here's the tea ☕ — the overlay seal command converts a writable overlay in an OCI-SIF image into a read-only image layer.

what does that mean for u? it means the changes sitting in your overlay become permanent ✨. locked in. no take-backs.

and once they're sealed in like that, the image can be pushed with --layer-format tar. slay.

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💖 OPTIONS 💖

• -h, --help[=false] — help for seal. it does exactly what it says on the tin, bestie 🫶

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🦋 EXAMPLE 🦋

say u have an OCI-SIF image with an overlay and u wanna seal it:

$ singularity overlay seal /tmp/overlay.oci.sif

and boom 💥 done. ur overlay is now a read-only layer, living its best life.

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🔥 SEE ALSO 🔥

• singularity-overlay(1) — go read the parent page, iykyk 💜

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⭐ HISTORY ⭐

• 14-Sep-2026 — Auto generated by spf13/cobra 🤖

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ngl this whole page was Auto generated by spf13/cobra, so if ur wondering who to thank, it's the robots 🙈

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Auto generated by spf13/cobra · Sep 2026 · singularity(1) — k bye bestie, go seal something 💅🌈