# BitProof - Archive & Timestamp Web Pages

> Capture web evidence and create Bitcoin-anchored proof bundles from Firefox.

Canonical page: [https://chrome-stats.com/d/bitproof](https://chrome-stats.com/d/bitproof)

## Overview

- **ID:** `bitproof`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** salvagg.io
- **Category:** web-development,download-management,privacy-security
- **Daily users:** 1
- **Version:** 1.0.1
- **Last updated:** 2026-02-22
- **First published:** 2026-02-17
- **Size:** 54 KB
- **Data as of:** 2026-09-12
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/bitproof/)
- **Website:** [https://www.bitproof.org](https://www.bitproof.org/)
- **Privacy policy:** [https://addons.mozilla.org/firefox/addon/bitproof/privacy/](https://addons.mozilla.org/firefox/addon/bitproof/privacy/)

## Description

BitProof helps preserve web content with cryptographic timestamps anchored to Bitcoin.

What it does
  - Capture and timestamp page evidence from Firefox
  - Generate downloadable <code>.bitproof</code> bundles
  - Support full-page capture and selected-area capture
  - Verify proofs later in the BitProof verifier or with OpenTimestamps tooling

Capture modes
  - Deep Archive: server-side bundle (screenshot + HTML + PDF + proof)
  - Capture &amp; Timestamp: local screenshot capture + proof bundle
  - Select Area: capture and prove a user-selected region

Verification
  Proofs are anchored through OpenTimestamps and can be independently verified after confirmation.

## Rankings

- #100,504 — Overall
- #126 — bitcoin

## Permissions and access

### Permissions

- `activeTab`
- `storage`
- `contextMenus`
- `downloads`
- `tabs`
- `https://*/*`
- `http://localhost/*`
- `http://127.0.0.1/*`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

## Similar extensions and apps

- [Forensic Screenshot](https://chrome-stats.com/d/forensic_screenshot) — 1 users
- [Forensic Screenshot with SHA-256 Hash](https://chrome-stats.com/d/forensic_screenshot_sha256) — 6 users
- [Capture From Browser](https://chrome-stats.com/d/capture-from-browser)
- [Capturewell](https://chrome-stats.com/d/capturewell)
- [Share 2 Archive Webpage Today](https://chrome-stats.com/d/share-2-archive-webpage-today) — 12 users, 1.00 / 5
- [Evidence Collector](https://chrome-stats.com/d/evidence-collector) — 86 users
- [PageStash](https://chrome-stats.com/d/pagestash) — 3 users
- [full-page-capture-pro](https://chrome-stats.com/d/full-page-capture-pro) — 1 users
- [Frame](https://chrome-stats.com/d/frame) — 2 users
- [CB Capture](https://chrome-stats.com/d/cb-capture) — 9 users, 5.00 / 5
- [Online Screenshot Capture](https://chrome-stats.com/d/online-screenshot-capture) — 1 users
- [Spotting Capture](https://chrome-stats.com/d/spotting-capture) — 1 users

---

Source: [Chrome-Stats](https://chrome-stats.com/d/bitproof)