Evidence row 1233662

What was observed

{
  "count": 4,
  "tools": [
    {
      "description": "Calculate 1–3 year hardware plus required subscription cost in the recorded currency. Not a local quote; no exchange-rate conversion, taxes or optional fees.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "id": {
            "maxLength": 200,
            "type": "string"
          },
          "years": {
            "maximum": 3,
            "minimum": 1,
            "type": "integer"
          }
        },
        "required": [
          "id",
          "years"
        ],
        "type": "object"
      },
      "name": "calculate_ring_cost"
    },
    {
      "description": "Read the original evidence, limitations, sizing, battery and subscription records for two to four ring IDs. Not a hands-on review or diagnosis.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "ids": {
            "items": {
              "maxLength": 200,
              "type": "string"
            },
            "maxItems": 4,
            "minItems": 2,
            "type": "array",
            "uniqueItems": true
          }
        },
        "required": [
          "ids"
        ],
        "type": "object"
      },
      "name": "compare_rings"
    },
    {
      "description": "Read country-specific official and paid retailer links for one ring. Preserve affiliate URLs. Brand storefronts and model searches are not exact listings; no checkout or live inventory.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "id": {
            "maxLength": 200,
            "type": "string"
          },
          "language": {
            "enum": [
              "en",
              "nl",
              "fr",
              "de",
              "it",
              "es",
              "pl",
              "sv",
              "ja"
            ],
            "type": "string"
          },
          "market": {
            "enum": [
              "US",
              "CA",
              "GB",
              "IE",
              "BE",
              "NL",
              "DE",
              "FR",
              "IT",
              "ES",
              "PL",
              "SE",
              "JP"
            ],
            "type": "string"
          }
        },
        "required": [
          "id",
          "market"
        ],
        "type": "object"
      },
      "name": "find_regional_offers"
    },
    {
      "description": "Search dated smart-ring records by brand/model, phone, use case and buyer country. Unknown availability is not treated as available.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "goal": {
            "enum": [
              "sleep",
              "recovery",
              "activity",
              "cycle",
              "general-wellness",
              "travel"
            ],
            "type": "string"
          },
          "market": {
            "enum": [
              "US",
              "CA",
              "GB",
              "IE",
              "BE",
              "NL",
              "DE",
              "FR",
              "IT",
              "ES",
              "PL",
              "SE",
              "JP"
            ],
            "type": "string"
          },
          "noSubscription": {
            "type": "boolean"
          },
          "phone": {
            "enum": [
              "ios",
              "android"
            ],
            "type": "string"
          },
          "query": {
            "maxLength": 200,
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "search_rings"
    }
  ]
}

What the leaf hashes

{"body":"7e5c9048c90c3162544a5e46115bc99f1bffabd6611479236310a20f9fcfe889","id":1233662,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793347471172136,"prev":null,"subject":"9faea59b-0240-483a-b229-19339b24a3c8","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-30 (243099 rows).

1. 0x03e7c466825d23846bc838b2f739e3f6b754fc2bd25b605bdbf2cebab779ccee
2. 0x85df15c98fb83973a40650365ddf6d9249d8a4351a9bae6eb795927d19c2fdab
3. 0x5c8609c68abb6194edc3f5c0675da80431ee6e0fde2dcd9bcacd56f7e920c4f9
4. 0x20cec1c77d56ceb515dabdb536cad78b53f2d0555e0396a780868962378ef3d6
5. 0xed1664676098ac34929a9b93f9e9fa6fae7a245d956e4a1f6fba5f5254fbe0c9
6. 0xa2ee541bee76e316a4199b1892ce11b6020fd29fdd60d3c5b85bee03c6b74fde
7. 0x0ebc5ae06f008d1ac67328cd6d7772e37af0da6fe4a76aaa05ee7a058ef71e41
8. 0x753c5c8957df93e4fb18225b3467c434c9b6c8a79d58fedf2674b93d89722418
9. 0xb52220d52b3fde539160b2c03e75448219359b8b3b7de6ff9c0b1138bd492c76
10. 0x9ecc68d93838a58d4f6710d11cbe8b55890f0e5cf5d61df10f9e4b398f8bddcd
11. 0x92833cc246e0272d42f35739a26d98e8c4d2228e9987fdf52a97365837265ebb
12. 0x9f08789ff12dd8e3fc700acf8c8acb731c26669748ad5c09a7b12d4382195cf7
13. 0x5265c50f3937a978a97dcf6529a74471a0814f84b7759709755dc93a22996c34
14. 0xa0c9900ba7512d3a576c15bf6cc53f55a0645d9bf9b4e2e4c1760d00af98e761
15. 0x2b7a05865245feaf40ea40b73e02d86357af2dcbac9c7b992f1420f5eaa15246
16. 0xe2a9872e1b6a01c55a7a8cc5c05c61f3933255db5c26b9c79be4011d28685b52
17. 0xb0c9ef42e725578748f3119c9dbebf2fc437266bda013df29f98ed3ebe621403
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861