Evidence row 1258306

What was observed

{
  "count": 2,
  "tools": [
    {
      "description": "Checks whether a UK shop has a sale on today and when it ends. Returns each sale the shop is running now with its start and end dates and a link, and its sales from the latest December and January with the dates they started and ended. From January Sales' listings of UK shops' sales all year round (Black Friday, Boxing Day, January and the seasons between).",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "shop": {
            "description": "The shop's name, e.g. 'Next', 'John Lewis', 'Currys'",
            "maxLength": 100,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "shop"
        ],
        "type": "object"
      },
      "name": "check_shop_sales"
    },
    {
      "description": "Finds which UK shops have a sale on today in one product category, such as electricals, fashion or furniture: one sale per shop, up to five, each with its start and end dates and a link. From January Sales' listings of UK shops' sales all year round.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "category": {
            "description": "A product category, e.g. 'Electricals', 'Fashion', 'Furniture'",
            "maxLength": 100,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "category"
        ],
        "type": "object"
      },
      "name": "list_category_sales"
    }
  ]
}

What the leaf hashes

{"body":"880b2233687646141ca049d1ad02f9d9895a4c8c2c2dd1d52dca6fd47b79a664","id":1258306,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793382176420917,"prev":null,"subject":"66335784-2e5e-4bc7-ad2b-99c1e1fed086","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. 0xab798adb1bd72f2749b38021b25c122e3ad49c07df996864c9b269af2152faac
2. 0xf94182b3c3a82e749fbfaf918959cf3a65de2e403fbbf65f55606b44c16f3e73
3. 0x63af222c2f45b96d20c9eb5adec2968bdb4f4416be11e89f29f9472327ce8502
4. 0x7470a46583b5c4c9817eb6a54f83d2d346a3543af3f0a358007b35fd6668b5bd
5. 0x09c8dd7e9dc003687a4b12e33034c9c825219f73b5f1dd81ef229d32728c636a
6. 0x259fda231c410c7a11c5bdd542ac1cf0315e279f9656b052ba2fa88dcd911c56
7. 0xf72ead8e4807ccc3a75b6ca9ac28471e41eb4f891d5e70c8f09fafcd2c0a2e3e
8. 0x570436f1cf115c49c222581e2fcbe73c5dd9f61616c0eeff4dfa7773ee77d143
9. 0x5ab63407d16202cd6aa2469f592214646725196d3c5058008bf60a1f377cb8f5
10. 0x02779f84ad8fd46b10e31c31747cb72632ef2f23daf8e93bce5743d08fdab4e8
11. 0xb3bb958e6a6e739f135cc668ae011c38524a65814b00f11a837d521bd40fabe3
12. 0x76e57d82df41a8444f66943c853bf0ce1a262f9c2e19695e3f9c368cff55d095
13. 0x9889bd73e5603fc0045beeec785a4e7b83076b3dca643ee2497b1d068fa8e3fc
14. 0xe11a711cdcc033b4d3ff4f10f0568bda761703429a7ddfbf68a7fbd1d22911ff
15. 0x11b43ed362a2fd4976e11eceb94ee4b7edbaf6823474ee1c36489f8f0a0496c4
16. 0x835211170e79bdce1a823ec914e3532e128f77751e9074286da35091b0200284
17. 0x61ef83255d34604cb052882568ca1d1386ac3cfb8284509715bc1734cff77831
18. 0x0c43c73b62a5d49ee1444b5dc4195fc5b16b141d3f4458e2e9fbd5fd6ecb367d

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861