Server definition

Hash: sha256:dd5f44a895e5d9dcccd9e09a6fb0f8532fae770a9ac6b1ac8423d97a32c0e40f
What it is: What a remote MCP server returned when asked what it offers: 3 tools

The blob, as servednamed by its sha256

{
  "instructions": "Free, public verification of KeyHalve-sealed documents (from any platform on the rail: ValidPay, CheckBooks, …). Use keyhalve_verify with a verify URL or QR text. This server never receives decryption keys — sealed contents remain readable only in the holder's browser.",
  "tools": [
    {
      "description": "Plain-language explanation of what a KeyHalve verification verdict means and why it can be trusted (blind rail, three-share custody, commitments, revocation). Optionally focused on one topic.",
      "inputSchema": {
        "properties": {
          "topic": {
            "description": "Optional single topic; omit for the overview.",
            "enum": [
              "verdict",
              "blindness",
              "rail",
              "revocation",
              "integrity",
              "issuer_trust",
              "limits"
            ],
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "keyhalve_explain",
      "outputSchema": null
    },
    {
      "description": "Live status of a KeyHalve-sealed document by id: active, revoked (with reason/time), or outside its validity window. Lighter than keyhalve_verify — status only, no integrity or rail checks. Use for \"is this still good right now?\"",
      "inputSchema": {
        "properties": {
          "document_id": {
            "description": "The document id, e.g. vp_…, kh_…, cb_….",
            "type": "string"
          }
        },
        "required": [
          "document_id"
        ],
        "type": "object"
      },
      "name": "keyhalve_status",
      "outputSchema": null
    },
    {
      "description": "Verify a KeyHalve-sealed document. Accepts a verify URL, the raw text of a KeyHalve QR code, or a document id (vp_…, kh_…, cb_…). Returns the cryptographic verdict: whether the seal exists, its live status (active/revoked/expired), ciphertext integrity against the issuance commitment, the KeyHalve rail's independent attestation, the validity window, and the issuer's trust context. This tool NEVER decrypts sealed contents — any decryption key in the URL fragment is discarded unread; contents are only readable by opening the verify URL in a browser.",
      "inputSchema": {
        "properties": {
          "input": {
            "description": "A KeyHalve verify URL, QR-code text, or bare document id.",
            "type": "string"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      },
      "name": "keyhalve_verify",
      "outputSchema": null
    }
  ]
}

Verify it yourself

curl -s https://api.teppi.xyz/v1/evidence/sha256:dd5f44a895e5d9dcccd9e09a6fb0f8532fae770a9ac6b1ac8423d97a32c0e40f | sha256sum