> For the complete documentation index, see [llms.txt](https://gl-docs.gitbook.io/zkpass/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://gl-docs.gitbook.io/zkpass/glossary/zkpass-proof.md).

# zkPass Proof

The zkPass Proof is a vital element in the zkPass system, functioning as a digital seal that validates specific data through Zero-Knowledge Proofs (ZKPs) without disclosing the underlying information. This cryptographic token, generated by the zkPass Service, contains a unique cryptographic proof, identifiers, and titles related to the data verification request, and special keys that establish the authenticity of the user data and the request. It also includes a timestamp to mark the generation time, ensuring traceability to its origin. Integral to this proof is the Zero-Knowledge Proof, confirming correct query execution while preserving data confidentiality, and the query output, which is the result of the executed query. Signed into a JSON Web Signature (JWS) token, the ZkPassProof is a testament to the authenticity and integrity of the query results, epitomizing the commitment to security, privacy, and verifiability in the zkPass process.

For a more in-depth definition, please follow this [link](/zkpass/getting-started/key-concepts/zkpass-proof.md).