Api Endpoint

khotem.com

SEAL: witnessed cryptographic stamp + timestamp. POST body: {"content":"..."} (hashed and forgotten) or {"hash":"<sha256 hex>"} — content never leaves your machine. Returns seal_stamp + payment_seal.

Open interactive test console

Offering

Provider
khotem.com
Method
POST
Offering type
Api Endpoint
Transport type
http
Category
Security
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://khotem.com/api/seal
MIME type
application/json
First seen
2026-10-16T01:52:40.118Z
Last seen
Tags
None supplied

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1
0.05 USDC
Atomic price: 50000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2
50000000000000000 atomic units
Atomic price: 50000000000000000 · Network: eip155:8453 · Asset: 0x50c5725949A6F0c72E6C4a641F24049A917DB0Cb · Scheme: exact
Payment option 3
0.05 USDC
Atomic price: 50000 · Network: eip155:137 · Asset: USDC · Scheme: exact
Payment option 4
50000000000000000 atomic units
Atomic price: 50000000000000000 · Network: eip155:137 · Asset: 0x8f3Cf7ad23Cd3CaDbD9735AFf958023239c6A063 · Scheme: exact
Payment option 5
50000 atomic units
Atomic price: 50000 · Network: eip155:59144 · Asset: 0x176211869ca2b568f2a7d4ee941e073a821ee1ff · Scheme: exact
Payment option 6
50000 atomic units
Atomic price: 50000 · Network: eip155:324 · Asset: 0x1d17cbcf0d6d143135ae902365d2e5e2a16538d4 · Scheme: exact
Payment option 7
50000 atomic units
Atomic price: 50000 · Network: eip155:534352 · Asset: 0x06efdbff2a14a7c8e15944d1f4a48f9f95f663a4 · Scheme: exact
Payment option 8
0.05 USDC
Atomic price: 50000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fcd6edb6e08f4c7c32d4f71b54bda02913",
    "amount": "50000",
    "payTo": "0xE61c2359F1539b15F092AADbAC332cf033767aec"
  },
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x50c5725949A6F0c72E6C4a641F24049A917DB0Cb",
    "amount": "50000000000000000",
    "payTo": "0xE61c2359F1539b15F092AADbAC332cf033767aec"
  },
  {
    "scheme": "exact",
    "network": "eip155:137",
    "asset": "0x3c499c542cef5e3811e1192ce70d8cc03d5c3359",
    "amount": "50000",
    "payTo": "0xE61c2359F1539b15F092AADbAC332cf033767aec"
  },
  {
    "scheme": "exact",
    "network": "eip155:137",
    "asset": "0x8f3Cf7ad23Cd3CaDbD9735AFf958023239c6A063",
    "amount": "50000000000000000",
    "payTo": "0xE61c2359F1539b15F092AADbAC332cf033767aec"
  },
  {
    "scheme": "exact",
    "network": "eip155:59144",
    "asset": "0x176211869ca2b568f2a7d4ee941e073a821ee1ff",
    "amount": "50000",
    "payTo": "0xE61c2359F1539b15F092AADbAC332cf033767aec"
  },
  {
    "scheme": "exact",
    "network": "eip155:324",
    "asset": "0x1d17cbcf0d6d143135ae902365d2e5e2a16538d4",
    "amount": "50000",
    "payTo": "0xE61c2359F1539b15F092AADbAC332cf033767aec"
  },
  {
    "scheme": "exact",
    "network": "eip155:534352",
    "asset": "0x06efdbff2a14a7c8e15944d1f4a48f9f95f663a4",
    "amount": "50000",
    "payTo": "0xE61c2359F1539b15F092AADbAC332cf033767aec"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "50000",
    "payTo": "AMYmNkTwwbfV5xAQzhAAmktWDCfJpg1UXn2yX2jHJB8Z"
  }
]

Observed health

Status
Healthy
Latest latency
1351 ms
Average latency
921 ms
HTTP status
402
Last checked
Reachability
100% over 14 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "object",
  "additionalProperties": false,
  "properties": {
    "type": {
      "const": "http",
      "type": "string"
    },
    "method": {
      "enum": [
        "POST",
        "PUT",
        "PATCH"
      ],
      "type": "string"
    },
    "bodyType": {
      "enum": [
        "json",
        "form-data",
        "text"
      ],
      "type": "string"
    },
    "body": {
      "type": "object",
      "description": "Provide either content (server hashes and forgets it) or hash (client-side sha256, content never sent).",
      "properties": {
        "content": {
          "type": "string",
          "description": "Content to hash and seal"
        },
        "hash": {
          "type": "string",
          "description": "Pre-computed sha256 hex (64 chars)"
        }
      }
    }
  },
  "required": [
    "type",
    "method",
    "bodyType",
    "body"
  ]
}

Output schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "body": {
          "description": "Provide either content (server hashes and forgets it) or hash (client-side sha256, content never sent).",
          "properties": {
            "content": {
              "description": "Content to hash and seal",
              "type": "string"
            },
            "hash": {
              "description": "Pre-computed sha256 hex (64 chars)",
              "type": "string"
            }
          },
          "type": "object"
        },
        "bodyType": {
          "enum": [
            "json",
            "form-data",
            "text"
          ],
          "type": "string"
        },
        "method": {
          "enum": [
            "POST",
            "PUT",
            "PATCH"
          ],
          "type": "string"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method",
        "bodyType",
        "body"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "example": {
          "type": "object"
        },
        "type": {
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}