Evidence row 264365

What was observed

{
  "count": 5,
  "tools": [
    {
      "description": "Start here. Diagnose one sanitized MCP, API, webhook, agent or integration failure for free. Returns bounded evidence plus a suggested repair service, then use quote_repair only if a priced repair is wanted. It never creates a quote, checkout, payment or repair job. It may record bounded operational attribution/telemetry, so readOnlyHint is false; it does not modify the caller system or commercial state.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "problem": {
            "description": "One sanitized technical symptom. Include the affected component and observable error/status. Never include secrets, credentials, private keys or PII.",
            "maxLength": 3000,
            "minLength": 3,
            "type": "string"
          },
          "source": {
            "description": "Optional attribution label for the calling agent or integration; omit when no stable source label is available.",
            "maxLength": 80,
            "type": "string"
          }
        },
        "required": [
          "problem"
        ],
        "type": "object"
      },
      "name": "diagnose_issue"
    },
    {
      "description": "Use ONLY for the normal repair flow after quote_repair has already returned a quoteId and the caller explicitly chooses that existing quote. This tool does not create a quote: with confirm=true it records acceptance of that quote and creates checkout instructions on exactly one rail offered by it. Do NOT use this tool for owner/platform-preauthorized autonomous purchasing where the agent is allowed to choose one of the four capped micro-services and create its own quote; use request_delegated_purchase for that separate flow. APPLE_PAY returns a human handoff URL for buyer authorization; BASE_USDC and TRON_USDT return payer transfer instructions. It never sends funds, charges the caller, verifies payment or directly starts repair execution. After the buyer completes the required payment action, use verify_repair with the returned checkoutId and the same rail.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "confirm": {
            "const": true,
            "description": "Must be true to record explicit acceptance before checkout instructions are created.",
            "type": "boolean"
          },
          "quoteId": {
            "description": "Exact quoteId returned by quote_repair and explicitly accepted by the caller.",
            "maxLength": 128,
            "minLength": 8,
            "type": "string"
          },
          "rail": {
            "description": "Choose exactly one id from the descriptors in quote_repair.paymentRails. Saudi quotes normally offer APPLE_PAY only.",
            "enum": [
              "APPLE_PAY",
              "BASE_USDC",
              "TRON_USDT"
            ],
            "type": "string"
          },
          "source": {
            "description": "Optional attribution label for the calling agent or integration.",
            "maxLength": 80,
            "type": "string"
          }
        },
        "required": [
          "quoteId",
          "confirm",
          "rail"
        ],
        "type": "object"
      },
      "name": "prepare_repair"
    },
    {
      "description": "Use only after diagnose_issue when the caller wants a priced bounded repair. Creates a new non-binding quote for the selected or automatically matched public service. Repeating the call may create a different quoteId, so it is intentionally non-idempotent. It does not accept the quote, create checkout, send payment or start execution. If the quote is accepted by the caller, pass its quoteId and one offered payment rail to prepare_repair.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "description": {
            "description": "Sanitized bounded repair need derived from diagnose_issue; describe the failure and desired repair outcome without secrets or PII.",
            "maxLength": 2000,
            "minLength": 8,
            "type": "string"
          },
          "productId": {
            "description": "Optional exact public productId suggested by diagnose_issue or chosen from the catalog. Omit to let NAIF match the closest service.",
            "maxLength": 100,
            "minLength": 3,
            "type": "string"
          },
          "source": {
            "description": "Optional attribution label for the calling agent or integration.",
            "maxLength": 80,
            "type": "string"
          }
        },
        "required": [
          "description"
        ],
        "type": "object"
      },
      "name": "quote_repair"
    },
    {
      "description": "Use ONLY for an owner/platform-preauthorized autonomous purchase of one of four supported micro-services under an explicit spending cap. Unlike prepare_repair, this tool does not consume an existing quoteId: it creates its own quote, accepts it, and creates checkout within the delegation. Repeating the call may create a new quote/checkout, so it is intentionally non-idempotent. Do NOT use it when quote_repair already produced a quoteId or for general repair services outside the four listed micro-services; use prepare_repair for an existing repair quote. Supports wallet rails and APPLE_PAY_AUTO. APPLE_PAY_AUTO requires one human Apple Pay approval first; when Tap returns an ACTIVE saved-card payment agreement, later purchases may be charged only within the stored cap. If provider support or authorization is missing, the flow fails closed.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "applePayAuthorizationToken": {
            "description": "Opaque token returned by the one-time APPLE_PAY_AUTO setup. Supply only a token from this delegated authorization flow; never provide card data or raw Apple Pay payloads.",
            "maxLength": 240,
            "minLength": 20,
            "type": "string"
          },
          "authorizeCheckout": {
            "const": true,
            "description": "Explicit permission for this tool to create its own quote, accept it, and create checkout within the supplied cap. If a quoteId already exists, use prepare_repair instead.",
            "type": "boolean"
          },
          "authorizedMerchant": {
            "const": "naifgravity.com",
            "description": "Merchant scope explicitly authorized by the owner/platform for this delegated purchase flow.",
            "type": "string"
          },
          "dailyLimitUsd": {
            "description": "Requested daily APPLE_PAY_AUTO cap used only during first-time authorization setup; maximum 20 USD.",
            "exclusiveMinimum": 0,
            "maximum": 20,
            "type": "number"
          },
          "description": {
            "description": "Sanitized bounded work description for the delegated micro-service; never include secrets, credentials or private keys.",
            "maxLength": 2000,
            "minLength": 8,
            "type": "string"
          },
          "maxAmountUsd": {
            "description": "Owner/platform per-purchase spending cap in USD-equivalent. The quote must fit inside this cap and the service launch price.",
            "exclusiveMinimum": 0,
            "maximum": 5,
            "type": "number"
          },
          "paymentRail": {
            "description": "Delegated-purchase rail policy. AUTO chooses an eligible wallet rail; APPLE_PAY_AUTO uses or establishes the capped Tap authorization. This is not the manual rail selection for prepare_repair.",
            "enum": [
              "AUTO",
              "BASE_USDC",
              "TRON_USDT",
              "APPLE_PAY_AUTO"
            ],
            "type": "string"
          },
          "productId": {
            "description": "Exactly one of the four services allowed for delegated purchase. For any other repair service, use diagnose_issue → quote_repair → prepare_repair.",
            "enum": [
              "json-validity-check",
              "api-response-shape-check",
              "json-normalizer",
              "csv-schema-audit"
            ],
            "type": "string"
          },
          "source": {
            "description": "Optional attribution label for the calling agent or integration.",
            "maxLength": 80,
            "type": "string"
          }
        },
        "required": [
          "productId",
          "description",
          "authorizedMerchant",
          "maxAmountUsd",
          "authorizeCheckout"
        ],
        "type": "object"
      },
      "name": "request_delegated_purchase"
    },
    {
      "description": "Use after the buyer completes the payment action for a checkout created by prepare_repair. APPLE_PAY verifies the existing Tap charge by checkoutId; BASE_USDC and TRON_USDT require the payer-provided txHash. A confirmed payment returns verified=true, while an already-confirmed Apple Pay checkout may return alreadyVerified=true; an unconfirmed or rejected payment returns error and/or reason without fabricating success. Verification may also return the job attached by the existing payment-completion workflow. This tool never creates or sends a transaction and never charges the buyer.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "checkoutId": {
            "description": "Exact checkout ID returned by prepare_repair.",
            "pattern": "^[a-zA-Z0-9_-]{8,128}$",
            "type": "string"
          },
          "rail": {
            "description": "Use the same payment rail selected in prepare_repair.",
            "enum": [
              "APPLE_PAY",
              "BASE_USDC",
              "TRON_USDT"
            ],
            "type": "string"
          },
          "txHash": {
            "description": "Payer-provided transaction hash. Required for BASE_USDC and TRON_USDT after transfer submission; omit for APPLE_PAY.",
            "pattern": "^(0x)?[0-9a-fA-F]{64}$",
            "type": "string"
          }
        },
        "required": [
          "checkoutId",
          "rail"
        ],
        "type": "object"
      },
      "name": "verify_repair"
    }
  ]
}

What the leaf hashes

{"body":"d91fcd710dd840663b8910a80fd248b694b8410395f839c5efd22563daeb187d","id":264365,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793034144924646,"prev":null,"subject":"52456dd3-551c-499f-b6b1-7365b384604b","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x948c680a2588a8cb1dbc00af41eac3dccaf2f918de91da05f32fad1b779ff270
2. 0x6b595fa8606adef7300014ff99f1a8da3d764ee2de87a2231add88912fc884e6
3. 0x33c4c706adc2d65ef65797df3bcf84547a14409db4c40856551224715f6ad130
4. 0x47681983e59a2ef6fcbef1c0b185e388e8cbdbc9e7aebd891471bc220575d47d
5. 0x107ef581e7609f3d6fb0fac5b94a621c382af503b62c3d20b334b1cc3a6f8fb5
6. 0x427871f376408f0e1b1f2808a90c1abbe90114db650f3800d26db2080124d259
7. 0xfee1484f868cd6bf688540008f0706c6caa8ea530bd990681fd900b5b6f2265b
8. 0xe98cd42153a8647ebdb77441d8fb2dddfd77d1205f1167600d6c90ae192bd3de
9. 0x7c75f9d4cbfc1b93420f41134fe41fa02476e8f7f3a85712cb20fa231a7d4e51
10. 0x07fa9991702d9e756ee102ffd8326f6ed64c777e9ef41d71d141c1c37856f00e
11. 0x4c1c9421c6648584bc5a6ac33a99ef69338fb841b9063ca93df8c027794ce0e5
12. 0x12169ac86722058ecf46a1b83c56e8b21899ab108a12c5a4429da74c5d191294
13. 0xb314422bc93e7f1c0b706c67f5fff96c5ddf74934bb2fe8ab6291ae016907e37
14. 0x49062da782c4f73855ddd5fdd51840749f928b5f17d1ce75ac50f2d829104e72
15. 0xf0bd63870f0bb378fa300bd33563050dcb7b3e02b44eb3ee550c1c534ec4b246
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae