---
title: "Hash chain of daily attestation digests"
method: GET
path: "/v5/audit/chain"
tags: ["Audit"]
---

# Hash chain of daily attestation digests

`GET /v5/audit/chain`

## Request

- Base URL: `https://headlessoracle.com`
- URL: `https://headlessoracle.com/v5/audit/chain`
- Auth: none declared

Returns the last N daily digests showing the Merkle chain. Each day references the previous day's merkle_root. Tampering with any day breaks the chain forward. chain_intact indicates verification result.

## Query parameters

- `days` integer

## Response `200`

Chain of daily digests

- object
  - `chain_length` integer
  - `chain_intact` boolean: true if all previous_day_merkle_root values match
  - `latest_date` string
  - `oldest_date` string
  - `digests` object[]

---

[API](https://skmtc.dev/headlessoracle/apis/headless-oracle.md) · [All operations](https://skmtc.dev/headlessoracle/apis/headless-oracle/llms.txt) · [OpenAPI document](https://skmtc.dev/headlessoracle/apis/headless-oracle/revisions/4e82fe332f29?raw)