Evidence row 2189635

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://text.openverbs.com/v1/case"
    ],
    [
      "x402",
      "https://text.openverbs.com/v1/decode"
    ],
    [
      "x402",
      "https://text.openverbs.com/v1/diff"
    ],
    [
      "x402",
      "https://text.openverbs.com/v1/encode"
    ]
  ],
  "name": "text.openverbs.com",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "text.openverbs.com",
    "endpoints": [
      {
        "description": "Recase a string into camelCase, PascalCase, snake_case, kebab-case, CONSTANT_CASE, dot.case, path/case, Sentence case, Capital Case, Train-Case, no case, Title Case, or plain UPPER/lower — the word boundaries are detected regardless of the input casing.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "camel",
            "group": "body",
            "name": "target",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "example",
            "group": "body",
            "name": "text",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.002",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "9",
          "l30DaysUniquePayers": "6"
        },
        "serviceName": "Convert case",
        "tags": [
          "convert string case",
          "camelcase converter",
          "snake case transform",
          "kebab case text",
          "title case api"
        ],
        "url": "https://text.openverbs.com/v1/case"
      },
      {
        "description": "Decode a base64, base64url, hex, base32, or URL percent-encoded string back into UTF-8 text. Malformed input for the chosen encoding is rejected as a clean 400.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "base64",
            "group": "body",
            "name": "encoding",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "example",
            "group": "body",
            "name": "text",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.002",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "9",
          "l30DaysUniquePayers": "7"
        },
        "serviceName": "Decode text",
        "tags": [
          "decode base64 text",
          "hex to string",
          "url decode text",
          "text decoding api",
          "base32 to utf8"
        ],
        "url": "https://text.openverbs.com/v1/decode"
      },
      {
        "description": "Diff two texts. The default `unified` mode returns a unified-diff patch string; `lines`, `words`, and `chars` modes return a structured array of added/removed/unchanged parts.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "example",
            "group": "body",
            "name": "a",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "example",
            "group": "body",
            "name": "b",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "unified",
            "group": "body",
            "name": "mode",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.002",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "9",
          "l30DaysUniquePayers": "7"
        },
        "serviceName": "Diff text",
        "tags": [
          "diff text",
          "generate unified diff",
          "compare strings",
          "word diff api",
          "line by line diff"
        ],
        "url": "https://text.openverbs.com/v1/diff"
      },
      {
        "description": "Encode a UTF-8 string into base64, base64url, hex, base32, or URL percent-encoding.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "base64",
            "group": "body",
            "name": "encoding",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "example",
            "group": "body",
            "name": "text",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.002",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "9",
          "l30DaysUniquePayers": "7"
        },
        "serviceName": "Encode text",
        "tags": [
          "encode text base64",
          "string to hex",
          "url encode text",
          "text encoding api",
          "utf8 to base32"
        ],
        "url": "https://text.openverbs.com/v1/encode"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "text-openverbs-com",
    "integrationType": "",
    "isNew": false,
    "name": "text.openverbs.com",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.002",
      "currency": "USDC",
      "maxAmount": "0.002",
      "minAmount": "0.002"
    },
    "provider": "text.openverbs.com",
    "providerUrl": "",
    "serviceName": "",
    "tags": [
      "convert string case",
      "camelcase converter",
      "snake case transform",
      "kebab case text",
      "title case api",
      "decode base64 text",
      "hex to string",
      "url decode text",
      "text decoding api",
      "base32 to utf8",
      "diff text",
      "generate unified diff",
      "compare strings",
      "word diff api",
      "line by line diff",
      "encode text base64",
      "string to hex",
      "url encode text",
      "text encoding api",
      "utf8 to base32"
    ]
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"da6e6c57d888b4c24a559bdea10ebaac1d76b22db732c5f6be1271e1bc84b3d6","id":2189635,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793643633941351,"prev":2189629,"subject":"agentic_market:text-openverbs-com","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x9eb4ee45096da364153ca3ee29c67df4ba6aa114a8a1658b684437b5adfc124b
2. 0x26e7eed87160b08473e3cdb4691dcf9c614e732c627c7ff9729adb513a036d70
3. 0x31dd7245d89602e5510615fa7e9815efc6823d7da105b4742117afb8722aea2e
4. 0xe7ff2fde8d91bb0ad8b4a7ab648f0769adb4440dfecbc879022df29cd5e0f4f1
5. 0x53d4293b03ec1f4316ebc18c8ac8e572513420934dae0247980aa31423f78fb8
6. 0x5f9a16d929eb050bc73b34fb87d0492896ecfc909756c4826d83afe99ef59994
7. 0xe898b43b23d3a19e2e3c2b37b9556c1424da11c1472ebdd81d5242003626badf
8. 0xe9b809fd64347a5f627275e8f6fd434e693f8f5a372f6712ce25f33d665ea8f4
9. 0x854652c5d9306105a5fe63bd63ad43f13f82272ed85ea32e518d81e261ef404f
10. 0x96d31f3e1f661b7ec314d89dc7891912cef2faea9225942a88c1a86fadd4cad4
11. 0x3cb883474c9c5bf5d77f7a38221c579c0d5100dfa0f7788e3defb90b1f64ccc5
12. 0xb16e0fa435419d24e17ba3d98285617c3c0febbdda3edf46d371666775a77d5a
13. 0x2ff7b1db58554b94f3d17b53c4f892ded109f497ad86eeaa0f83588921b759b1
14. 0xdff61622855886d80ecda4fb808422c854d0801605b73184332cf83604a730ff
15. 0x9c91ecb84461aa4cb2a891252746755d862a88fe9bad822700cdb99eaab2edca
16. 0x7731256c7406f95d30aabe3bbcb574b72535b9c28e8eb3db363210761a28a6b9
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af