75trust / 100

Tabular Records Identifier Crosswalk Audit

by mahastrategies.com in Security & trust

x402 APIPassing, checked 4 h ago

Check one-to-one row aliases against exact table/revision/primary-key/content pins. No cell disclosure, key reversal, database join or identity ownership certification. Offline typed nonpersonal metadata only. Result retention: 24 hours; minimal receipt metadata: 90 days.

POST
https://www.mahastrategies.com/api/v1/verify/tabular-records/identifier-crosswalk-audit
Price
$0.035
per call in USDC
Uptime
100%
last 30 days
Response time
389 ms
389 ms slowest 5%
Last check
Passed
4 h ago, next any minute now

Run a free test callHow to call it

Reliability

All checks passedSome failedAll failedNot checked

Status and outage history · Atom feed

How to call it

POST https://www.mahastrategies.com/api/v1/verify/tabular-records/identifier-crosswalk-audit

Each call costs $0.0351 in USDC on Base, paid with the request over x402.

Run a free test callOne unpaid request, the way an agent sends it. You see the payment challenge it gets back. Nothing is charged.

Example request

From the listing.

POST https://www.mahastrategies.com/api/v1/verify/tabular-records/identifier-crosswalk-audit
content-type: application/json

{
  "dataClass": "synthetic",
  "mappings": [
    {
      "contentDigest": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
      "id": "alias1",
      "primaryKeyDigest": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
      "revision": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
      "rowId": "r1",
      "tableRef": "table1"
    }
  ],
  "nonpersonalMetadata": true,
  "rows": [
    {
      "contentDigest": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
      "id": "r1",
      "primaryKeyDigest": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
      "revision": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
      "tableRef": "table1"
    }
  ]
}

Parameters

ParameterTypeRequiredDescription
dataClassstringYes One of: public, synthetic.
mappingsarrayYes
nonpersonalMetadatabooleanYes
rowsarrayYes

Example response

The provider's example. We can't check it without paying.

Example response, 29 lines
{
  "data": {
    "chargedAmount": "35100",
    "inputHash": "sha256:a3051d7eff29a82dd32fc056e59c0c204d1cd3faf0aa6cc1311f9fb70…",
    "limitations": [
      "Public or synthetic nonpersonal metadata only; these are caller …"
    ],
    "productId": "tabular-records-identifier-crosswalk-audit",
    "result": {
      "authoritativeSourcesConsulted": false,
      "domainValidationEstablished": false,
      "findings": [],
      "method": "tabular-records-identifier-crosswalk-audit/1",
      "metrics": [
        {
          "key": "bound-tabular-aliases",
          "recordId": "tabular",
          "value": "1"
        }
      ]
    },
    "resultHash": "sha256:b62f0a21214181318812519c5db0f00a48d18db24fb34c69518fd4232…",
    "version": "maha-typed-metadata-audit/1"
  },
  "proof": {
    "settlement_id": "0x00000000000000000000000000000000000000000000000000000000000000…"
  },
  "success": true
}

Call it from code

The curl command shows the payment challenge. The JavaScript and Python versions pay and call, and never pay more than $0.0351.

curl: see the payment challenge
# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://www.mahastrategies.com/api/v1/verify/tabular-records/identifier-crosswalk-audit' \
  -H 'content-type: application/json' \
  --data-raw '{"dataClass":"synthetic","mappings":[{"contentDigest":"sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa","id":"alias1","primaryKeyDigest":"sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa","revision":"sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa","rowId":"r1","tableRef":"table1"}],"nonpersonalMetadata":true,"rows":[{"contentDigest":"sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa","id":"r1","primaryKeyDigest":"sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa","revision":"sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa","tableRef":"table1"}]}'

# x402 v2 sends the challenge base64-encoded in the PAYMENT-REQUIRED header (v1 sends it in the body).
# To read the header:
curl -sS -g -o /dev/null -D - -X POST 'https://www.mahastrategies.com/api/v1/verify/tabular-records/identifier-crosswalk-audit' \
  -H 'content-type: application/json' \
  --data-raw '{"dataClass":"synthetic","mappings":[{"contentDigest":"sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa","id":"alias1","primaryKeyDigest":"sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa","revision":"sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa","rowId":"r1","tableRef":"table1"}],"nonpersonalMetadata":true,"rows":[{"contentDigest":"sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa","id":"r1","primaryKeyDigest":"sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa","revision":"sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa","tableRef":"table1"}]}' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode
JavaScript: pay and call
// npm i @x402/fetch @x402/evm viem
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

// Pays at most $0.0351 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.0351" });
registerExactEvmScheme(client, { signer: privateKeyToAccount(process.env.EVM_PRIVATE_KEY) });
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? ToolVet checks it first for $0.005. Pay for that from a separate
// client: this one is capped at $0.0351 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fwww.mahastrategies.com%2Fapi%2Fv1%2Fverify%2Ftabular-records%2Fidentifier-crosswalk-audit&method=POST
const res = await pay("https://www.mahastrategies.com/api/v1/verify/tabular-records/identifier-crosswalk-audit", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
    "dataClass": "synthetic",
    "mappings": [
      {
        "contentDigest": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
        "id": "alias1",
        "primaryKeyDigest": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
        "revision": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
        "rowId": "r1",
        "tableRef": "table1"
      }
    ],
    "nonpersonalMetadata": true,
    "rows": [
      {
        "contentDigest": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
        "id": "r1",
        "primaryKeyDigest": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
        "revision": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
        "tableRef": "table1"
      }
    ]
  }),
});
console.log(res.status, await res.text());
Python: pay and call
# pip install "x402[requests,evm]"
import os
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

# Pays at most $0.0351 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.0351"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.post(
        "https://www.mahastrategies.com/api/v1/verify/tabular-records/identifier-crosswalk-audit",
        json={
            "dataClass": "synthetic",
            "mappings": [
                {
                    "contentDigest": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
                    "id": "alias1",
                    "primaryKeyDigest": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
                    "revision": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
                    "rowId": "r1",
                    "tableRef": "table1",
                },
            ],
            "nonpersonalMetadata": True,
            "rows": [
                {
                    "contentDigest": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
                    "id": "r1",
                    "primaryKeyDigest": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
                    "revision": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
                    "tableRef": "table1",
                },
            ],
        },
    )
    print(res.status_code, res.text)

Security scan

No findings

We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.

Recent checks

WhenResultHTTPTimePrice
4 h agoPassed402389 ms$0.035
13 h agoPassed4021.4 s$0.035