curl --request GET \
--url https://api.mixpeek.com/v1/collections/{collection_identifier}/documents/{document_id}/ancestors \
--header 'Authorization: Bearer <token>' \
--header 'X-Namespace: <api-key>'import requests
url = "https://api.mixpeek.com/v1/collections/{collection_identifier}/documents/{document_id}/ancestors"
headers = {
"Authorization": "Bearer <token>",
"X-Namespace": "<api-key>"
}
response = requests.get(url, headers=headers)
print(response.text)const options = {
method: 'GET',
headers: {Authorization: 'Bearer <token>', 'X-Namespace': '<api-key>'}
};
fetch('https://api.mixpeek.com/v1/collections/{collection_identifier}/documents/{document_id}/ancestors', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.mixpeek.com/v1/collections/{collection_identifier}/documents/{document_id}/ancestors",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "GET",
CURLOPT_HTTPHEADER => [
"Authorization: Bearer <token>",
"X-Namespace: <api-key>"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"net/http"
"io"
)
func main() {
url := "https://api.mixpeek.com/v1/collections/{collection_identifier}/documents/{document_id}/ancestors"
req, _ := http.NewRequest("GET", url, nil)
req.Header.Add("Authorization", "Bearer <token>")
req.Header.Add("X-Namespace", "<api-key>")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.get("https://api.mixpeek.com/v1/collections/{collection_identifier}/documents/{document_id}/ancestors")
.header("Authorization", "Bearer <token>")
.header("X-Namespace", "<api-key>")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.mixpeek.com/v1/collections/{collection_identifier}/documents/{document_id}/ancestors")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'
request["X-Namespace"] = '<api-key>'
response = http.request(request)
puts response.read_body[
{
"_internal": {
"collection_id": "col_articles",
"created_at": "2025-10-31T10:00:00Z",
"document_id": "doc_f8966ff29c18e20c6b45e053",
"internal_id": "org_abc123",
"lineage": {
"chain": [
{
"collection_id": "col_articles",
"feature_extractor_id": "text_extractor_v1",
"timestamp": "2025-10-31T10:00:00Z"
}
],
"path": "bkt_content/col_articles",
"root_bucket_id": "bkt_content",
"root_object_id": "obj_article_001",
"source_object_id": "obj_article_001",
"source_type": "bucket"
},
"metadata": {
"ingestion_status": "COMPLETED"
},
"modality": "text",
"namespace_id": "ns_xyz789",
"source_blobs": [
{
"blob_id": "blob_text_001",
"blob_property": "content",
"blob_type": "text"
}
],
"updated_at": "2025-10-31T10:00:00Z"
},
"author": "Dr. Smith",
"collection_id": "col_articles",
"description": "Text document with _internal structure",
"document_id": "doc_f8966ff29c18e20c6b45e053",
"title": "AI in Healthcare"
}
]{
"error": {
"details": {
"id": "ns_123",
"resource": "namespace"
},
"message": "Namespace not found",
"type": "NotFoundError"
},
"status": 404,
"success": false
}{
"error": {
"details": {
"id": "ns_123",
"resource": "namespace"
},
"message": "Namespace not found",
"type": "NotFoundError"
},
"status": 404,
"success": false
}{
"error": {
"details": {
"id": "ns_123",
"resource": "namespace"
},
"message": "Namespace not found",
"type": "NotFoundError"
},
"status": 404,
"success": false
}{
"error": {
"details": {
"id": "ns_123",
"resource": "namespace"
},
"message": "Namespace not found",
"type": "NotFoundError"
},
"status": 404,
"success": false
}{
"detail": [
{
"loc": [
"<string>"
],
"msg": "<string>",
"type": "<string>",
"input": "<unknown>",
"ctx": {}
}
]
}{
"error": {
"details": {
"id": "ns_123",
"resource": "namespace"
},
"message": "Namespace not found",
"type": "NotFoundError"
},
"status": 404,
"success": false
}Get document ancestors (lineage chain root → parent).
Return every prior step in this document’s lineage chain, in order from root through immediate parent. Excludes the document itself.
Equivalent to GET /documents/{id}?expand=ancestors but returns just
the ancestor list — convenient for SDKs and the Studio decomposition tree.
curl --request GET \
--url https://api.mixpeek.com/v1/collections/{collection_identifier}/documents/{document_id}/ancestors \
--header 'Authorization: Bearer <token>' \
--header 'X-Namespace: <api-key>'import requests
url = "https://api.mixpeek.com/v1/collections/{collection_identifier}/documents/{document_id}/ancestors"
headers = {
"Authorization": "Bearer <token>",
"X-Namespace": "<api-key>"
}
response = requests.get(url, headers=headers)
print(response.text)const options = {
method: 'GET',
headers: {Authorization: 'Bearer <token>', 'X-Namespace': '<api-key>'}
};
fetch('https://api.mixpeek.com/v1/collections/{collection_identifier}/documents/{document_id}/ancestors', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));<?php
$curl = curl_init();
curl_setopt_array($curl, [
CURLOPT_URL => "https://api.mixpeek.com/v1/collections/{collection_identifier}/documents/{document_id}/ancestors",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "GET",
CURLOPT_HTTPHEADER => [
"Authorization: Bearer <token>",
"X-Namespace: <api-key>"
],
]);
$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);
if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}package main
import (
"fmt"
"net/http"
"io"
)
func main() {
url := "https://api.mixpeek.com/v1/collections/{collection_identifier}/documents/{document_id}/ancestors"
req, _ := http.NewRequest("GET", url, nil)
req.Header.Add("Authorization", "Bearer <token>")
req.Header.Add("X-Namespace", "<api-key>")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.get("https://api.mixpeek.com/v1/collections/{collection_identifier}/documents/{document_id}/ancestors")
.header("Authorization", "Bearer <token>")
.header("X-Namespace", "<api-key>")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.mixpeek.com/v1/collections/{collection_identifier}/documents/{document_id}/ancestors")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'
request["X-Namespace"] = '<api-key>'
response = http.request(request)
puts response.read_body[
{
"_internal": {
"collection_id": "col_articles",
"created_at": "2025-10-31T10:00:00Z",
"document_id": "doc_f8966ff29c18e20c6b45e053",
"internal_id": "org_abc123",
"lineage": {
"chain": [
{
"collection_id": "col_articles",
"feature_extractor_id": "text_extractor_v1",
"timestamp": "2025-10-31T10:00:00Z"
}
],
"path": "bkt_content/col_articles",
"root_bucket_id": "bkt_content",
"root_object_id": "obj_article_001",
"source_object_id": "obj_article_001",
"source_type": "bucket"
},
"metadata": {
"ingestion_status": "COMPLETED"
},
"modality": "text",
"namespace_id": "ns_xyz789",
"source_blobs": [
{
"blob_id": "blob_text_001",
"blob_property": "content",
"blob_type": "text"
}
],
"updated_at": "2025-10-31T10:00:00Z"
},
"author": "Dr. Smith",
"collection_id": "col_articles",
"description": "Text document with _internal structure",
"document_id": "doc_f8966ff29c18e20c6b45e053",
"title": "AI in Healthcare"
}
]{
"error": {
"details": {
"id": "ns_123",
"resource": "namespace"
},
"message": "Namespace not found",
"type": "NotFoundError"
},
"status": 404,
"success": false
}{
"error": {
"details": {
"id": "ns_123",
"resource": "namespace"
},
"message": "Namespace not found",
"type": "NotFoundError"
},
"status": 404,
"success": false
}{
"error": {
"details": {
"id": "ns_123",
"resource": "namespace"
},
"message": "Namespace not found",
"type": "NotFoundError"
},
"status": 404,
"success": false
}{
"error": {
"details": {
"id": "ns_123",
"resource": "namespace"
},
"message": "Namespace not found",
"type": "NotFoundError"
},
"status": 404,
"success": false
}{
"detail": [
{
"loc": [
"<string>"
],
"msg": "<string>",
"type": "<string>",
"input": "<unknown>",
"ctx": {}
}
]
}{
"error": {
"details": {
"id": "ns_123",
"resource": "namespace"
},
"message": "Namespace not found",
"type": "NotFoundError"
},
"status": 404,
"success": false
}Authorizations
Mixpeek API key, sent as Authorization: Bearer mxp_sk_.... Create one in Studio under Settings → API Keys, or with an admin key via POST /v1/organizations/users/{user_email}/api-keys. A missing header returns 403; an invalid or revoked key returns 401.
Namespace id (ns_...), not the namespace name. This scopes the request rather than authenticating it, and it is required on every operation marked x-mixpeek-namespace-scoped.
Path Parameters
The ID or name of the collection.
The ID of the document.
Response
Successful Response
REQUIRED. Unique identifier for the document. Format: 'doc_' prefix + alphanumeric characters. Use for: API queries, references, filtering.
"doc_f8966ff29c18e20c6b45e053"
"doc_abc123"
REQUIRED. ID of the collection this document belongs to. Format: 'col_' prefix + alphanumeric characters. Use for: Collection-scoped queries, filtering.
"col_articles"
"col_video_frames"
Document blobs with presigned URLs when requested
Show child attributes
Show child attributes
System-managed internal fields. Contains all Mixpeek-managed metadata including lineage, processing info, timestamps, and blob references. User-defined fields appear at root level alongside document_id and collection_id.
Show child attributes
Show child attributes
{
"collection_id": "col_articles",
"created_at": "2025-10-31T10:00:00Z",
"document_id": "doc_f8966ff29c",
"internal_id": "org_abc123",
"lineage": {
"path": "bkt_content/col_articles",
"root_bucket_id": "bkt_content",
"root_object_id": "obj_article_001",
"source_object_id": "obj_article_001",
"source_type": "bucket"
},
"metadata": { "ingestion_status": "COMPLETED" },
"modality": "text",
"namespace_id": "ns_xyz789",
"updated_at": "2025-10-31T10:00:00Z"
}
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