Evidence row 571587

What was observed

{
  "count": 1,
  "tools": [
    {
      "description": "Lowest current price for a product, with compare links. The lowest current price for a product on eBay (and Best Buy in the US), checked live in the shopper's own country and currency, plus Amazon and local shop links to compare.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "country": {
            "description": "Two-letter country for prices and shops. Leave out to use the shopper's location.",
            "enum": [
              "US",
              "GB",
              "IE",
              "CA",
              "AU",
              "DE",
              "FR",
              "IT",
              "ES"
            ],
            "type": "string"
          },
          "q": {
            "description": "The product, as specific as possible, for example AirPods Pro 2.",
            "type": "string"
          },
          "used": {
            "description": "Include used items on eBay.",
            "type": "boolean"
          }
        },
        "required": [
          "q"
        ],
        "type": "object"
      },
      "name": "check_price"
    }
  ]
}

What the leaf hashes

{"body":"a51e6d815273fe4c1f31eb490b9a099b374db0b541280ec2930024f23c14c5a1","id":571587,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793140310603254,"prev":null,"subject":"75620398-8017-4bdb-be7e-02adad93704a","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. 0x9a049e5b947bfb0304c98efd752c302e7738385c4b8a47aac1b422e5a62ab7d9
2. 0x0afa778d4bee21e7437485531ae962c8627ebfb79e3ebdb7fed1b7eda06bcebc
3. 0x6a1080088bc621f0b6b6388a3655d069c40afee77568e552450b9b1a7a66970e
4. 0xae23b5dfed6a56da216d91f3b6b308e5108495e1711114e7bc7842a64d360c22
5. 0x32602a1bbf9f1b0158f69116651507dffa07e8e3ccde54ad701c321d1686f808
6. 0x3d1fd6886ac620bc60b10fb1bc22b70541d9562d7a3e469314efb7129ba63963
7. 0x28f1337b360e31f91f3a80a3277d6e5b12ce62cc66fc3f14819daadcf3039e17
8. 0xa51094cd76b58b998ca8bcf2287a256f0d3b8d880344d55e294eecd91265ba6c
9. 0x2ab0b6d9d5c710754368bb1f2d3110d06f1294023348007ba50bacbc74716728
10. 0x1399d91736acaa3e26e22c422b8bd56ec5d4892f0cc98ed074ae378d878f10ee
11. 0xa41abe253efa912fb9578616717d0a43d778c1509c3109fa4cfcc00433d8500d
12. 0xff66a3c0db6d61623a5ee399a8625355b32e95a4eb77e6d9f9ca4ae4dcbc5937
13. 0xfe6d2e9a468b7e99de9162a2ef30ac0b0e3b318387b4356bf524493aa67b295b
14. 0xa3c9c760ee424c178bab782711c2b9d3e15a80a6fde99165972cb75b306bb8b4
15. 0xb4f7223140c8a36cb87a63d77cf617086d9968dc4658f03e102571ebe06e9ed6
16. 0xfecf3d4646dd4984a13dd715499e842c3fde63692336d97394c2bfd8e877ca5d
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4