Evidence row 1742847

What was observed

{
  "count": 5,
  "tools": [
    {
      "description": "claim the one-time free first Solo month for your first server (the POST /trial/claim operation; Bearer token required)",
      "inputSchema": {
        "properties": {
          "server_name": {
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "claim_trial"
    },
    {
      "description": "run one full client x IdP-shape conformance matrix (the POST /check operation; x402 $0.01 per check unless your account has an active Solo subscription/trial, metered exactly as REST)",
      "inputSchema": {
        "properties": {
          "apply_shims": {
            "type": "boolean"
          },
          "clients": {
            "items": {
              "type": "string"
            },
            "type": "array"
          },
          "full_matrix": {
            "type": "boolean"
          },
          "idp_shape": {
            "enum": [
              "dcr_friendly",
              "cognito_like",
              "strict_loopback"
            ],
            "type": "string"
          },
          "server_config": {
            "type": "object"
          }
        },
        "type": "object"
      },
      "name": "conformance_check"
    },
    {
      "description": "list only your own account's past matrix runs (the GET /history operation; Bearer token required)",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "run_history"
    },
    {
      "description": "activate/extend a subscription via x402 X-PAYMENT header (the POST /subscribe operation; Bearer token required): Solo $9/mo per server by default, or Fleet $29/mo for up to 10 servers with tier=fleet (WO-F-P22-17/RT-20 — the tier parameter is advertised here exactly as in the REST OpenAPI)",
      "inputSchema": {
        "properties": {
          "server_name": {
            "type": "string"
          },
          "servers": {
            "items": {
              "type": "string"
            },
            "type": "array"
          },
          "tier": {
            "enum": [
              "solo",
              "fleet"
            ],
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "subscribe_solo"
    },
    {
      "description": "your account's subscription status (the GET /subscription operation; Bearer token required)",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "subscription_status"
    }
  ]
}

What the leaf hashes

{"body":"202d11633bec5b6e90c138b20f43829847e77811106545bb0d8101a7e3bca540","id":1742847,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793512541210730,"prev":989823,"subject":"e88f2fce-d841-4af5-b2a0-d0911b0481a3","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x729b30661fcc7ae8c7b09a07f3c9919cc9432cfcb08a97e6764d8af23fc8b9d4
2. 0x2963eb5e8c422e8349b461065ca458c72ed43003c053f39b1809198be18503b2
3. 0x5e5b54ead7f65c8f9a6f8a5163086b50e4e289acec1b3263028befd435483e22
4. 0xf5894e11d1ad5f659dafde746f1a85c6428fb7e00f3f95dcbef4b26fc95b9ecd
5. 0x5a16630b70fa2e7f5e4c55726c74e2364a4fba2e3079cc3e510cacc44da567a2
6. 0xc9bd22eb9062725c7270b4df63541bbe5b3ab1d4bc18c563e1bfefa914835db0
7. 0x5cd5e5ac228737a61ef65ec71467efd1e5ba87b920320ae35ba93d483ca5171e
8. 0x9d24d340ab398416d99621e6ede6be5cee77ad2df902520f150bc37bdf52da92
9. 0x6ca108cbaceae31a6c7541165585d577c93a97380983ae765cfad2c570f6bd7b
10. 0x1869a3265c7cb5764cf747cb5f4fc632233aabf6cd11e4c9bd8a41790f9df6d7
11. 0x0fb846fc6cb3bb37a7325bc2c1e41cdb2d9db3e5f994723c7035a963564b3415
12. 0x9225199f9f9007724cfab30f8252870de214e3fa4464c9b48797718fda302667
13. 0xeed7e951b5e4701a6d9e1ccb44369bdaeb14efaf3655042a73f8487da4230bf1
14. 0x3c3408392402b125bd2c2cfb11c655ba3e5ef4f456caee26d4ee38a093e93c53
15. 0x614dbc600bca0766e288d2a5ebb7709ac565230ac6acdc88a5e4a7a5ff53c58e
16. 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90