Verify the chain
curl --request GET \
--url https://{space}.{region}.api.niadra.com/v1/receipts/verify \
--header 'Authorization: Bearer <token>'import requests
url = "https://{space}.{region}.api.niadra.com/v1/receipts/verify"
headers = {"Authorization": "Bearer <token>"}
response = requests.get(url, headers=headers)
print(response.text)const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};
fetch('https://{space}.{region}.api.niadra.com/v1/receipts/verify', 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://{space}.{region}.api.niadra.com/v1/receipts/verify",
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>"
],
]);
$response = curl_exec($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://{space}.{region}.api.niadra.com/v1/receipts/verify"
req, _ := http.NewRequest("GET", url, nil)
req.Header.Add("Authorization", "Bearer <token>")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.get("https://{space}.{region}.api.niadra.com/v1/receipts/verify")
.header("Authorization", "Bearer <token>")
.asString();require 'uri'
require 'net/http'
url = URI("https://{space}.{region}.api.niadra.com/v1/receipts/verify")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'
response = http.request(request)
puts response.read_body{
"day": "2026-09-22",
"receipts": 184233,
"valid": true,
"heads": [
{
"slice": 0,
"seq": 45120,
"hash": "sha256:1a2b3c4d5e"
},
{
"slice": 3,
"seq": 88214,
"hash": "sha256:7e21c8a4b9"
}
],
"breaks": [],
"anchored_root": "sha256:c0ffee42ab",
"root_matches": true
}{
"code": "<string>",
"status": 123,
"title": "<string>",
"detail": "<string>",
"request_id": "<string>",
"type": "about:blank"
}Privacy and audit
Verify the chain
Checks the SHA-256 chain of the receipts of one day.
GET
/
v1
/
receipts
/
verify
Verify the chain
curl --request GET \
--url https://{space}.{region}.api.niadra.com/v1/receipts/verify \
--header 'Authorization: Bearer <token>'import requests
url = "https://{space}.{region}.api.niadra.com/v1/receipts/verify"
headers = {"Authorization": "Bearer <token>"}
response = requests.get(url, headers=headers)
print(response.text)const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};
fetch('https://{space}.{region}.api.niadra.com/v1/receipts/verify', 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://{space}.{region}.api.niadra.com/v1/receipts/verify",
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>"
],
]);
$response = curl_exec($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://{space}.{region}.api.niadra.com/v1/receipts/verify"
req, _ := http.NewRequest("GET", url, nil)
req.Header.Add("Authorization", "Bearer <token>")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))
}HttpResponse<String> response = Unirest.get("https://{space}.{region}.api.niadra.com/v1/receipts/verify")
.header("Authorization", "Bearer <token>")
.asString();require 'uri'
require 'net/http'
url = URI("https://{space}.{region}.api.niadra.com/v1/receipts/verify")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'
response = http.request(request)
puts response.read_body{
"day": "2026-09-22",
"receipts": 184233,
"valid": true,
"heads": [
{
"slice": 0,
"seq": 45120,
"hash": "sha256:1a2b3c4d5e"
},
{
"slice": 3,
"seq": 88214,
"hash": "sha256:7e21c8a4b9"
}
],
"breaks": [],
"anchored_root": "sha256:c0ffee42ab",
"root_matches": true
}{
"code": "<string>",
"status": 123,
"title": "<string>",
"detail": "<string>",
"request_id": "<string>",
"type": "about:blank"
}Authorizations
sourceKeypersonToken
nia_sk_...
Query Parameters
The day to verify, in UTC.
Response
The verification of that day: heads per slice, breaks and whether the anchored root matches.
Show child attributes
Show child attributes
Hex Merkle root written by the daily anchor.
Show child attributes
Show child attributes
None while the day is not anchored yet.

