Evidence row 76638

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://inflect.openverbs.com/v1/singularize"
    ]
  ],
  "name": "Singularize",
  "owner_address": "0xb3f4de103f34b99f0da19b4f16d6b53a14c2194a",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xb3f4de103F34b99f0Da19B4F16D6B53a14C2194A",
        "scheme": "exact"
      }
    ],
    "description": "Return the singular form of an English word (handles irregulars — people → person, mice → mouse).",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "word": "example"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "word": {
                      "description": "The word to singularize.",
                      "maxLength": 256,
                      "minLength": 1,
                      "type": "string"
                    }
                  },
                  "required": [
                    "word"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-05T14:25:53.853Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-05T14:25:53.578Z"
    },
    "resource": "https://inflect.openverbs.com/v1/singularize",
    "serviceName": "Singularize",
    "tags": [
      "singularize word",
      "english singular api",
      "noun singular form",
      "convert plural to singular",
      "irregular singular lookup"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Return the singular form of an English word (handles irregulars — people → person, mice → mouse)."
}

What the leaf hashes

{"body":"5cc92f499dc24ab2ed862d3d5a9265ef04234f21b85412607a97b1fd09ff6248","id":76638,"kind":"listing","method":"baseline/1","observed_us":1793025492547744,"prev":null,"subject":"x402_bazaar:https://inflect.openverbs.com/v1/singularize","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. 0x2096ee10a39824fbcadad34df03089dfffdc522bdff2e6debc5176370896221d
2. 0xa92f8a2aadb96a12098caf2788813c6d55bb9dab6fda68bcd032642fee985a4a
3. 0x2209d2f5e6b085d360f540c3542be4bc8b11a704ede2689e2cb7794235db55eb
4. 0x32aefd2c24b602952548522b5e4b35d1057584244b9277ebf213a72702096394
5. 0xf8b2907b68f733ec44c0dc46fb75d23a63d0ac13872484225f88c5677c23d1c5
6. 0xfcf3761de89afe9ced8afdfb8c4e8a361b51874ab08035acec708731ebc7108b
7. 0xddb56f426910d09c7841e9e33026b19eb4bba15e1313f33f480ddf4cbfc4feb6
8. 0xd77b2f6b644ff4bbbe4b999b7f033a51a6e54f68caa028286d6236c8746e7c7f
9. 0x3a4eb87f6cf56a6e6ec9d0649362f4406ff949fb6d435931429feef859d64141
10. 0x079e691201f8fe8ea3718cede784dde70b1316094e3ad526df647841955fcee3
11. 0x057e71ed555693238850b77237df28dd2661cf85c88138365b7e42941201ad01
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