Evidence row 2727780

What was observed

{
  "count": 3,
  "tools": [
    {
      "description": "How DevOpsCollab can staff a role. Optional role, stack, seniority, and engineer count. Returns supported stacks, the typical timeline, monthly commercial terms, and next steps.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "count": {
            "description": "How many engineers.",
            "maximum": 999,
            "minimum": 1,
            "type": "integer"
          },
          "role": {
            "description": "Role title, such as Backend Engineer.",
            "type": "string"
          },
          "seniority": {
            "description": "Seniority. Engagements are for senior engineers.",
            "type": "string"
          },
          "stack": {
            "description": "Stack names, such as .NET, full-stack, mobile, PHP, or DevOps/cloud.",
            "items": {
              "type": "string"
            },
            "type": "array"
          }
        },
        "type": "object"
      },
      "name": "check_role_fit"
    },
    {
      "description": "Published facts about DevOpsCollab: nearshore staffing of senior Latin American engineers for US teams, contract terms, screening, and the candidate portal.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "get_company_profile"
    },
    {
      "description": "Send a staffing request for human review within one business day. Requires name, email, position, and engineerCount. Company is optional.",
      "inputSchema": {
        "properties": {
          "company": {
            "type": "string"
          },
          "email": {
            "type": "string"
          },
          "engineerCount": {
            "maximum": 999,
            "minimum": 1,
            "type": "integer"
          },
          "name": {
            "type": "string"
          },
          "position": {
            "type": "string"
          }
        },
        "required": [
          "name",
          "email",
          "position",
          "engineerCount"
        ],
        "type": "object"
      },
      "name": "submit_staffing_request"
    }
  ]
}

What the leaf hashes

{"body":"451d944767900687e87eb7a627f8e2eaf2f8e22773837a3e7461e6c843a898fc","id":2727780,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793748337948177,"prev":1016992,"subject":"62a66493-d71e-47b7-98ff-6ff60483956d","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0x0fd11b3ed12307f2f9e6755042ea6366c00e4610e32369eca4a162859e306220
2. 0x990b5c511d049cd55e9108d40d41bc04abfc66c410b2cdf1aa587838dcacecc4
3. 0x8afd55de25de3a7e9a720b180073768c1d212fbe637db6d08382fc7af46ef9ee
4. 0xe6a0fe91eac61bb70ebff705df59c4c2be69fe0fe6268eb19abc92a5c8843e4b
5. 0x060eac374f1c6fcc411ce811ad659a0f5ab5efcabe1cf9d41540be665cab9918
6. 0xc4eeed765f8d2d141073fb7abbb1a6ba9bc3779956f99701b324304d4b77465e
7. 0xab80a826a2ddbba2b74a280ab9f69d14570775b54599239c65dfa2c55acf0764
8. 0x7c4c6fd6525ea95eac049e258e76a0686f20d4e753a200e353db9f5df4a3c886
9. 0x779cce1e971fa950ffc1d4af57b5d8442e445320fa75e39d405dcc781bfa8886
10. 0xd54188ad05dd5799cc44f47021d6bbdcca407d02c65440b2b8102b0d2716c81a
11. 0xd534cb62baa0ff8d1e3f701c4fca8a2e6a62b12549b01f714dd00ee4e0506370
12. 0x7212ddc91a5ff20fa5956deec085d0e003e679476dfc3969a04ed170c494b3b9
13. 0xbd3788e71f07bf672e2215ded21f6568d06e4900d4c0672cfe6d60c10021c48f
14. 0x76d3127ff7002aadb80d8fee8c3084e81db30af8fbd02d4fa7d7662d40807bc2
15. 0xb4a5f7c31f5cf0c432e074558e814e1cf79fb110d635b7af2aa4b424de125934
16. 0x06da6e1933d86a9ec29befc4660e18827c5663bfa2083536fe460228c0434945
17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7