Ota Sign

Last 30 days

Uptime

100%

Response time

98 ms typical, 98 ms slowest 5%

Last check

2 h ago

Next check

any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X POST "https://iot.halowerk.com/v1/ota-sign" \
  -H "content-type: application/json" \
  -d '{"device_model":"edge-node-x2","ephemeral_release_key":"example-release-key-2026","firmware_sha256":"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa","minimum_bootloader":"2.0.0","version":"4.2.1"}'

import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

const client = new x402Client().register(
  "eip155:8453",
  new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fiot.halowerk.com%2Fv1%2Fota-sign
const res = await pay("https://iot.halowerk.com/v1/ota-sign", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"device_model":"edge-node-x2","ephemeral_release_key":"example-release-key-2026","firmware_sha256":"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa","minimum_bootloader":"2.0.0","version":"4.2.1"}),
});
console.log(await res.json());

Example input

{
  "device_model": "edge-node-x2",
  "ephemeral_release_key": "example-release-key-2026",
  "firmware_sha256": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
  "minimum_bootloader": "2.0.0",
  "version": "4.2.1"
}

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