ClaudSkills / Science & Research / science-misc

Lost Bitcoin

Q: What is a Claude Code skill and how does the Lost Bitcoin skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Lost Bitcoin is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Science & Research category. Learn more at https://claudskills.com/learn/what-is-skill-md/.

Category: Science & Research · Sub-category: science-misc · Last updated: 2026-06-13

Search and analyze lost bitcoins - find old inactive wallets, analyze dormant addresses, track ancient coins and research forgotten wealth on the Bitcoin blockchain.

What this skill does

Lost Bitcoin is a community-contributed Claude Code skill in the science-misc sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/lost-bitcoin/ and loads when your prompt matches the skill's trigger.

Who uses this skill

The Lost Bitcoin Claude Code skill is built for researchers, data scientists, academics, and analysts working with complex data and scientific literature. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 116,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/lost-bitcoin
curl -L https://claudskills.com/skills/lost-bitcoin/SKILL.md \
  -o ~/.claude/skills/lost-bitcoin/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/lost-bitcoin/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/lost-bitcoin/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\lost-bitcoin\SKILL.md on Windows. See the full install guide for step-by-step instructions.

📱 Install from your phone or desktop Telegram

Open @claudskills_bot on Telegram, tap Open Desktop App, and the desktop app installs this skill for you. Or share the bot link with a colleague — they get the same one-tap install. Learn more →

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

Pro

For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.

See pricing → Download desktop app

Frequently asked questions

How do I install the Lost Bitcoin Claude Code skill?

Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/lost-bitcoin/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.

What does the Lost Bitcoin skill do?

Search and analyze lost bitcoins - find old inactive wallets, analyze dormant addresses, track ancient coins and research forgotten wealth on the Bitcoin blockchain.

Is this skill free to install?

Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.

When should I use the Lost Bitcoin skill?

Use Lost Bitcoin when your Claude Code task falls under the Science & Research category — specifically in the science misc area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use Lost Bitcoin" or describe the task and let Claude pick). Browse related skills at /category/science/.

What is a Claude Code skill and how does the Lost Bitcoin skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Lost Bitcoin is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Science & Research category. Learn more at /learn/what-is-a-claude-skill/.

Attribution & license

Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA

dvcrn. (2026). Lost Bitcoin [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/lost-bitcoin/

BibTeX

@misc{lost-bitcoin-2026,
  author    = {dvcrn},
  title     = {Lost Bitcoin [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/lost-bitcoin/}
}

Embed this skill

Promote, attribute, or link this skill from your own README, blog post, or documentation. All three snippets are free to use — no sign-up, no API key. More distribution surfaces →

Badge

[![ClaudSkills](https://claudskills.com/badge/lost-bitcoin.svg)](https://claudskills.com/skills/lost-bitcoin/?utm_source=badge&utm_medium=readme&utm_campaign=skill_badge)

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