Evidence row 383927

What was observed

{
  "count": 5,
  "tools": [
    {
      "description": "Look up every paid endpoint your agents call in one go, added up by the address each one pays: which are unknown to the record, which took money and returned nothing, which list what they do not serve, and how much monthly spend sits on each. Unknown is reported as unknown, never as bad.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "dependencies": {
            "description": "the paid endpoints your agents call, each a url or an object naming one",
            "items": {
              "anyOf": [
                {
                  "maxLength": 2048,
                  "minLength": 1,
                  "type": "string"
                },
                {
                  "additionalProperties": false,
                  "properties": {
                    "calls_per_month": {
                      "description": "how often your fleet calls it, to add up what it costs",
                      "maximum": 1000000000,
                      "minimum": 0,
                      "type": "integer"
                    },
                    "method": {
                      "enum": [
                        "GET",
                        "POST"
                      ],
                      "type": "string"
                    },
                    "pay_to": {
                      "description": "the payTo address from the 402, to learn what the record knows about who gets paid",
                      "pattern": "^0x[0-9a-fA-F]{40}$|^[1-9A-HJ-NP-Za-km-z]{32,44}$",
                      "type": "string"
                    },
                    "url": {
                      "maxLength": 2048,
                      "minLength": 1,
                      "type": "string"
                    }
                  },
                  "required": [
                    "url"
                  ],
                  "type": "object"
                }
              ]
            },
            "maxItems": 200,
            "minItems": 1,
            "type": "array"
          }
        },
        "required": [
          "dependencies"
        ],
        "type": "object"
      },
      "name": "check_exposure"
    },
    {
      "description": "Return what has been verified about an x402 endpoint or its url: whether it answers, what it charges, and whether that price has moved. Answers unrated rather than guessing when the evidence is thin. Works for endpoints Teppi does not operate, and a url never seen is put in line for a free handshake, so ask again in an hour.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "id_or_url": {
            "maxLength": 2048,
            "minLength": 1,
            "type": "string"
          },
          "method": {
            "enum": [
              "GET",
              "POST"
            ],
            "type": "string"
          },
          "pay_to": {
            "description": "the payTo address from the 402, to learn what the record knows about who gets paid",
            "pattern": "^0x[0-9a-fA-F]{40}$|^[1-9A-HJ-NP-Za-km-z]{32,44}$",
            "type": "string"
          }
        },
        "required": [
          "id_or_url"
        ],
        "type": "object"
      },
      "name": "check_grade"
    },
    {
      "description": "Full detail for one capability: schemas, pricing, networks, the seller behind it, and every observation recorded against it.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "id": {
            "pattern": "^cap_[0-9A-HJKMNP-TV-Z]{26}$",
            "type": "string"
          }
        },
        "required": [
          "id"
        ],
        "type": "object"
      },
      "name": "get_capability"
    },
    {
      "description": "Turn a goal and a budget into an ordered list of paid endpoints that could reach it, with a cost estimate and what has been verified about each step. Moves no money and buys nothing: it returns the plan for you to run yourself.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "budget_usd": {
            "pattern": "^\\d+\\.\\d{1,6}$",
            "type": "string"
          },
          "goal": {
            "maxLength": 500,
            "minLength": 4,
            "type": "string"
          },
          "min_grade": {
            "enum": [
              "A",
              "B",
              "C",
              "D",
              "F"
            ],
            "type": "string"
          }
        },
        "required": [
          "goal",
          "budget_usd"
        ],
        "type": "object"
      },
      "name": "plan_route"
    },
    {
      "description": "Search paid agent capabilities by task description. Returns the price, the input and output schemas, the networks each one settles on, and what has been verified about it. Sort by verified to put the ones with the most evidence behind them first. Use before paying an x402 endpoint you have not used.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "limit": {
            "maximum": 25,
            "minimum": 1,
            "type": "integer"
          },
          "max_usd": {
            "pattern": "^\\d+\\.\\d{1,6}$",
            "type": "string"
          },
          "network": {
            "pattern": "^[a-z0-9]+:[A-Za-z0-9]+$",
            "type": "string"
          },
          "query": {
            "maxLength": 500,
            "minLength": 2,
            "type": "string"
          },
          "sort": {
            "enum": [
              "relevance",
              "verified"
            ],
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "search_capabilities"
    }
  ]
}

What the leaf hashes

{"body":"f3035eb79fce2564aea18955d3b05d18829272a6af8bd9d07a4d23ca0ca0cd03","id":383927,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793060258621538,"prev":null,"subject":"cda74b01-fde0-4ee7-8195-05ab64b69b2a","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x8e24cd9849340d5af95a86175ae81fc576e90021b8db1ba20a3c4da489adeec1
2. 0x9f3c782554f0d7af0573a988cb6d540923bd61a9c63daa054ae5c44bb55374b5
3. 0xfbbe727fd481d53a9df98d28c1485785f5ba6bb9aa779b904301722f8e20c474
4. 0xf39defd0d24bf2b9bf0b9636edccf86f6cdb095cd3ed7608a38e0d4eb1a59247
5. 0xf11805607e3935433aa6bccbbcf86468781cc899ae99f2b4d91d80d0e1c79011
6. 0xb09c5edb919e8f3068c0ca689a2fea31efa42fb285805f886fa8fcacff575a5d
7. 0xc9d4f779fb57471c574dbdb30e3d441f6dc0098e521e548f6ca1b0d939739709
8. 0x308711c39b4960231d65181f0c68eaf8a619714dd6f07fe9ec7503b572c801d9
9. 0x4a55d286c4db5ceeaed423a1385261deefc68fa3f8e051419a4fd0a2591c7d64
10. 0x606878f266f778f939af6be0d71dc52de6d8db326fec0de336f70b06c21cfd23
11. 0x5d0dfc183bf4faa332fcfb11ba54acfc81c21a52f31b623cbcf436e9be1faf44
12. 0xe0e69ccf3eae9f1603c5f7e4a938a5ebe41708a9b4f6cb15a530b2e2aa69d8a0
13. 0xea3d566bf95ca7a3a7f6de9c4f77180bd8c5ffd160486a27d870e8a2fb6d0b9e
14. 0x06e3b43165f5b3c31d850bc32f20b2e25b844564c4e042c141b9748c26a5a600
15. 0xb4f7223140c8a36cb87a63d77cf617086d9968dc4658f03e102571ebe06e9ed6
16. 0xfecf3d4646dd4984a13dd715499e842c3fde63692336d97394c2bfd8e877ca5d
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4