{
  "id": "api:x402-e712212deab870b1",
  "kind": "api",
  "name": "iot.halowerk.com/v1/ota-sign",
  "description": "Canonicalizes firmware hash, version, device model and minimum bootloader version, then produces a SHA-256 manifest digest and HMAC-SHA256 release tag using caller-supplied ephemeral key material. This is a symmetric integrity tag, not a vendor PKI signature or code-signing service.",
  "category": "x402",
  "url": "https://iot.halowerk.com/v1/ota-sign",
  "price": null,
  "x402": true,
  "meta": {
    "network": "eip155:8453",
    "scheme": "exact",
    "pay_to": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
    "method": "POST",
    "last_updated": "2026-10-26T00:13:05.747Z"
  },
  "trust": {
    "verified": true,
    "uptime_pct": 100,
    "latency_ms": 660,
    "checks": 1
  }
}