# Content Digest

Build-time release reference. Runtime readiness, deployment, payment settlement and external indexing are not evaluated here. Prices are proposed; this file cannot authorize execution or payment.

Use to fingerprint UTF-8 payloads for content-addressing, cache keys and integrity comparisons. Computes SHA-256/384/512; this is not a signature or authentication service.

Release: 0.29.0. Built: 2026-10-06T15:38:00Z.

## Choose for
- Compute a SHA digest of supplied UTF-8 text.

## Outside this profile
- Authentication, digital signatures, encryption, or file downloading.

Proposed nominal USD 0.003 per successful call; payer fees excluded. No verified runtime availability.

- [Exact release contract](/reference/services/content-digest.json)
- [Input schema](/reference/schemas/content-digest.input.json)
- [Output schema](/reference/schemas/content-digest.output.json)
- [Fixed example](/reference/examples/content-digest.json)
- [Complete HTML reference](/discover/tools/content-digest)