ProofX

Protect and verify content

Category: Security
Primary Subcategory: Content Authenticity & Cryptographic Proof

Integration details

Description

ProofX protects your digital content with cryptographic signatures. What you can do: - Protect your articles, poems, scripts, code, and text with tamper-proof cryptographic proof - Verify if content is registered with ProofX using a content ID or hash - Look up creator profiles and their protection history - Get digital fingerprints of your content How it works: 1. Connect your ProofX account (free signup at proofx.co.uk) 2. Ask ChatGPT to protect your content 3. Get a verification link anyone can use to prove you created it Used by 300+ creators including photographers, writers, journalists, and musicians.

Integration type: Plugin
Verification status: Not applicable
Platform: ChatGPT
Category: Security
Primary Subcategory: Content Authenticity & Cryptographic Proof
Secondary Subcategories: None listed
Brand: ProofX
Access: Account required
First tracked: 2026-03-11
Tool count: 6
Geography: US

ChatGPT Plugin Discovery Score

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ChatGPT can surface a Plugin when it matches a user's request.Your Plugin Discovery Score measures how often yours appears.

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Primary Subcategory

Competing in ChatGPT Content Authenticity & Cryptographic Proof

View Category

Listed in alphabetical order

Primary Subcategory

BynnComing soonGet notified

OnChainDiligenceComing soonGet notified

ProofXComing soonGet notified

SCVD x402 VerifierComing soonGet notified

TruthScanComing soonGet notified

Tools

6 tools agents can invoke

Compute the SHA-256 hash of text content locally. Useful for creating a fingerprint of content for verification purposes.
Look up a ProofX creator's profile, including their identity, certificate details, and content count.
Show the current user's ProofX account information including their creator ID, plan, and content count. Requires authentication.
Register and protect text content with ProofX cryptographic signatures. The content is sent to the ProofX server where the SHA-256 hash is computed and registered for tamper-proof protection. Use this when a user wants to protect their text, article, poem, script, code, or other content they created.
Check if digital content is protected with ProofX by its content ID. Returns the creator, protection date, signature status, and content details.
Verify content authenticity by its SHA-256 hash. Check if a file or text has been registered with ProofX without uploading it. The user should compute the SHA-256 hash of their content first.

ProofX FAQ

How do I improve a ChatGPT Plugin's discoverability?

The levers are the listing surface agents actually read: names, descriptions, keywords, tool metadata, and registry health. Which lever matters depends on where discovery breaks, which is what continuous measurement shows.

What are ProofX alternatives on ChatGPT?

As of 2026-09-29, ProofX competes with Bynn, OnChainDiligence, SCVD x402 Verifier, TruthScan in ChatGPT Content Authenticity & Cryptographic Proof, ranked by public Discoverability Score.

Where is this profile measured?

This profile uses the geography attached to the latest public registry snapshot: US. Locale tags are intentionally omitted.

Get alerts for ProofX

ChatGPT Plugin discovery is coming soon

Competing in ChatGPT Content Authenticity & Cryptographic Proof

6 tools agents can invoke