Evidence row 266715

What was observed

{
  "count": 1,
  "tools": [
    {
      "description": "Current policy rate of one of three central banks, as published on the bank's own page: boe = Bank of England Bank Rate; fed = US Federal Reserve federal funds target range (lower and upper bound); ecb = European Central Bank deposit facility, main refinancing operations and marginal lending facility rates. Returns the figure(s) in % per annum, effectiveFrom, decisionDate and the meeting that set the level, the previous level with its effective date, the latest decision (which may be a hold), the next scheduled decision date, the official source page, the decision press release and verifiedDate. all: true returns every bank. Other central banks answer covered:false.",
      "inputSchema": {
        "properties": {
          "all": {
            "description": "true returns every bank (bank may be omitted)",
            "type": "boolean"
          },
          "bank": {
            "description": "boe | fed | ecb (common names such as \"Bank of England\", \"FOMC\" or \"ECB\" resolve too)",
            "enum": [
              "boe",
              "fed",
              "ecb"
            ],
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "policy_rate"
    }
  ]
}

What the leaf hashes

{"body":"378dfe8412f874fa9a5a32a0a02b35af1a94358d8dbb41d079f418bda6f2343c","id":266715,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793035501589085,"prev":null,"subject":"67520b51-eda0-4eba-a51c-8b7ca36c9594","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. 0x215c929628cc05c680dbdef827fccc1f276c9d2fc6c57bda44eecd8f9938cb89
2. 0xa2e64432a78dc05bfa058c6d9ced5de873158d9d00b2aba2feb7266e44aad72f
3. 0x36d05f642120631bc34dc2ee9f744fd854e981103f0071e55becea95d8c8c1a7
4. 0xeda177a59e42d0d585a7d4f3c889f644fad169973de5e85ddbb82795d97d2276
5. 0x0e0ad5a680c2b2644f99c5238a1fbc4a4fb5f11c0df92a2f4980373661d9df21
6. 0x45e775a4bfa69a5930e8d0d7ee93341955941a35b576d4eb90badc46bf5e6e14
7. 0x7123e787182fcb5f3547881dd0a3c093c1e6b8358d3175b1ce84e2678e3a3adf
8. 0x1a3ae4b9cd32c83a39fdfd2cca9d33d6fce3eaafe2a92a6441b0113f1b56f36e
9. 0xd6e2ee45672d0103008ae8e76e48a0ec90f9c27849f7c83d51f9da09cf5fae5c
10. 0x6487a391c112421d6d0b92e0372d1e4a5fd6afe541f565a9dde5c636d1ae4643
11. 0x71f472bb5c514dca2395c7842916e5cae63a9c622d8bc8f84b07a986c5ba91a1
12. 0xfde157310fc8513767b162378ca9ceefb2937c374b7381a8887f7ccba8ab5a80
13. 0x9d75d4d3ab6219edefa04be60b32fdd56be7a7672f370a5115f02f7b098ecd27
14. 0x9dfd312f3d4937f7cb144cee3987e8516f222932b4ea286605236d73cfa1ed16
15. 0xc3a6a3ae44ec0da1848b16d40c45d7aac97a67352eea8df18e0f26edabea8a2f
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae