Evidence row 261389

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://foundations.tensegrity.works/mcp/search"
    ]
  ],
  "name": "foundations.tensegrity.works",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "foundations.tensegrity.works",
    "endpoints": [
      {
        "description": "Foundations Elements search",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "charts",
            "group": "query",
            "name": "kind",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "funnel",
            "group": "query",
            "name": "q",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.02",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "4",
          "l30DaysUniquePayers": "2"
        },
        "serviceName": "Foundations Elements",
        "tags": [
          "ui-catalog",
          "agents",
          "x402"
        ],
        "url": "https://foundations.tensegrity.works/mcp/search"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "foundations-tensegrity-works",
    "integrationType": "",
    "isNew": false,
    "name": "foundations.tensegrity.works",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.02",
      "currency": "USDC",
      "maxAmount": "0.02",
      "minAmount": "0.02"
    },
    "provider": "foundations.tensegrity.works",
    "providerUrl": "",
    "serviceName": "Foundations Elements",
    "tags": [
      "ui-catalog",
      "agents",
      "x402"
    ]
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"54d75f249d66b19fa05adcf628393caf625a14d59975084798c079218c74844f","id":261389,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793032196559984,"prev":256766,"subject":"agentic_market:foundations-tensegrity-works","subject_kind":"source_record"}

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. 0x6ee4862f4be2b4fc4411fd31badba18c12ffbdbe708b0eeda444a68700dac2c0
2. 0xa20e359bfd048690bddf62771c27ced6800a95aac8c312ac5ad4bff5c4e880df
3. 0x4ad04a59cfc81ae3c07d3452779e10c1e289f39b5e5786767dac81fe4a545150
4. 0x1f9755e4dfa360bc1e4ed3e3d552d8696188288fa4e7f39a279e023648e46c70
5. 0x2be24cd6635d96224ef00462167fa4c886f78e9597c1dc94a3e1e60c89a90e9d
6. 0xef7e48ef8b1fd3d997cdf9bf0824bc8990d1e40f614356ce357eb364b24e31f7
7. 0x9c8b8db5d442f434c4ee0ef7e968deebd32b51318539a4455ae77568eb08b28b
8. 0xdd9a50c88347adfc84eb680ef564ffdb6acd06f75904372ac49413e92f31f999
9. 0xb6726ccb6d773a6d1e5e37d323158d75021d1a76fa725ef7a6add00a709c6aba
10. 0x66d21c62655848e1960e65dfd59fdcf623cca278f030adf0362249e20cd966ca
11. 0xcea975b85294606fde77157e415805eb2b2339729d4782f73ff75ac4682fef10
12. 0x134f9b6d26973548d1c789e6b61a12b25e2a5a8fb632e692cd20a1b08d766a1b
13. 0x14b83e3bc6587240f31cd033d09d131e0775b7b00aada9042597008a70399013
14. 0xfc9b5a81a7a83a1c735a4fe64590beb9db14d2366f463161358af28c3ea9a81d
15. 0xa2d436d488e3600b0e5c3e3ed9c9234cd52853c59830b786334fd0c4292d9f40
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae