Server definition

Hash: sha256:df6c909fa9be72f3dab56d1d9fe0e4b34e8fbedc6a076c4d12371324f20a22dc
What it is: What a remote MCP server returned when asked what it offers: 4 tools

The blob, as servednamed by its sha256

{
  "instructions": null,
  "tools": [
    {
      "description": "Fetch full receipt details: digests, checks, outcome, amount, buyer, seller, timestamp, PDA. Look up by receipt_id, or by x402_payment_ref (always works — the receipt lives on-chain). Read-only, no cost.",
      "inputSchema": {
        "properties": {
          "payment_ref": {
            "description": "x402_payment_ref of the transaction (use this if receipt_id unknown; resolved on-chain)",
            "type": "string"
          },
          "receipt_id": {
            "description": "Receipt id, e.g. r_abcdef1234567890",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "get_receipt",
      "outputSchema": null
    },
    {
      "description": "Anchor a SHA-256 digest of delivered content plus the x402 settlement reference on Solana. Returns a permanent, publicly verifiable receipt (poll until outcome === \"settled\"). Costs 0.001 USDC via x402; if x402_payment_signature is omitted, returns the payment challenge instead (pay 0.001 USDC to the service address, then call again with the payment tx signature).",
      "inputSchema": {
        "properties": {
          "buyer": {
            "description": "Optional buyer identifier (wallet address)",
            "type": "string"
          },
          "deliverable_digest": {
            "description": "SHA-256 hex digest (64 chars) of the delivered content",
            "type": "string"
          },
          "seller": {
            "description": "Optional seller identifier",
            "type": "string"
          },
          "x402_payment_ref": {
            "description": "Unique reference for this transaction (1-128 chars)",
            "type": "string"
          },
          "x402_payment_signature": {
            "description": "Solana tx signature of the 0.001 USDC payment to the service address. Omit to receive the payment challenge.",
            "type": "string"
          }
        },
        "required": [
          "x402_payment_ref",
          "deliverable_digest"
        ],
        "type": "object"
      },
      "name": "issue_receipt",
      "outputSchema": null
    },
    {
      "description": "Verify an AgentToll receipt against live Solana state: PDA owner must be the AgentToll program and the stored digest must match the receipt. Look up by receipt_id, or by x402_payment_ref (always works — the receipt lives on-chain). Read-only, no cost.",
      "inputSchema": {
        "properties": {
          "payment_ref": {
            "description": "x402_payment_ref of the transaction (use this if receipt_id unknown; resolved on-chain)",
            "type": "string"
          },
          "receipt_id": {
            "description": "Receipt id, e.g. r_abcdef1234567890",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "verify_receipt",
      "outputSchema": null
    },
    {
      "description": "Verify a signed receipt in the official x402 offer-receipt extension format (docs.x402.org/extensions/offer-receipt, npm @x402/extensions). Accepts {format:\"jws\", signature} artifacts (JWS with EdDSA/Ed25519 or ES256/P-256), checks structure, required payload fields (version/network/resourceUrl/payer/issuedAt), cryptographic signature, optional freshness window, and optional expected values. Public key resolves automatically from did:key/did:web/did:jwk kid, or pass public_key_jwk directly. Read-only, no cost.",
      "inputSchema": {
        "properties": {
          "expect": {
            "description": "Optional assertions: {resourceUrl?, payer?, network?} — verification fails if the payload contradicts them.",
            "properties": {
              "network": {
                "type": "string"
              },
              "payer": {
                "type": "string"
              },
              "resourceUrl": {
                "type": "string"
              }
            },
            "type": "object"
          },
          "max_age_seconds": {
            "description": "Freshness window for issuedAt (default 3600; pass 0 to skip the freshness gate).",
            "type": "number"
          },
          "public_key_jwk": {
            "description": "Optional JWK to verify with. Omit to resolve from the kid (did:key:z... Ed25519, did:web, did:jwk).",
            "type": "object"
          },
          "receipt": {
            "description": "Signed receipt artifact, e.g. {\"format\":\"jws\",\"signature\":\"<JWS compact serialization>\"}",
            "properties": {
              "format": {
                "enum": [
                  "jws"
                ],
                "type": "string"
              },
              "signature": {
                "description": "JWS compact serialization (header.payload.signature)",
                "type": "string"
              }
            },
            "required": [
              "format",
              "signature"
            ],
            "type": "object"
          }
        },
        "required": [
          "receipt"
        ],
        "type": "object"
      },
      "name": "verify_x402_receipt",
      "outputSchema": null
    }
  ]
}

Verify it yourself

curl -s https://api.teppi.xyz/v1/evidence/sha256:df6c909fa9be72f3dab56d1d9fe0e4b34e8fbedc6a076c4d12371324f20a22dc | sha256sum