Evidence row 15735

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.x402ai.dev/api/summarize"
    ]
  ],
  "name": "x402ai",
  "owner_address": "0xece637d74ab1a000abcf69956e22f1131501ae8b",
  "raw": {
    "accepts": [
      {
        "amount": "20000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xecE637d74aB1a000abcf69956e22f1131501ae8b",
        "scheme": "exact"
      }
    ],
    "description": "Summarize a passage of text into a short, concise summary with no preamble (qwen3.5 2B model). Good for condensing articles, emails, logs or documents before passing them to another agent. POST JSON {\"input\": string}, up to 3000 characters; returns {summary, model, elapsed_ms}. Typically 5-15 s. Small model: may miss nuance in technical or long text. Text only.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "input": "A long passage of text to condense..."
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "elapsed_ms": 9000,
              "model": "qwen3.5-nothink:2b",
              "summary": "A concise summary of the passage."
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "input": {
                      "description": "Passage to summarize. 1-3000 characters; longer input is rejected with HTTP 400.",
                      "maxLength": 3000,
                      "minLength": 1,
                      "type": "string"
                    }
                  },
                  "required": [
                    "input"
                  ]
                },
                "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"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-26T14:22:52.849Z",
    "quality": {
      "l30DaysTotalCalls": 4,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-16T22:01:46.304Z"
    },
    "resource": "https://api.x402ai.dev/api/summarize",
    "serviceName": "x402ai",
    "tags": [
      "summarization",
      "summarize",
      "text",
      "nlp",
      "llm"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Summarize a passage of text into a short, concise summary with no preamble (qwen3.5 2B model). Good for condensing articles, emails, logs or documents before passing them to another agent. POST JSON {\"input\": string}, up to 3000 characters; returns {summary, model, elapsed_ms}. Typically 5-15 s. Small model: may miss nuance in technical or long text. Text only."
}

What the leaf hashes

{"body":"20b036bbbec65ea174355cb4306a895337844c52a1b90708b77cb99703f1bdd1","id":15735,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793025321344455,"prev":null,"subject":"x402_bazaar:https://api.x402ai.dev/api/summarize","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. 0x15e595bc3fc6f1615dbe88967e76de6ada256dc914579d9ca2ec1d897ead5b02
2. 0x7401c9388556153213271c4c65e281470dbd19c6b7cbcf8ff2f4f8908b6f3948
3. 0x108a1c940b2a2a5c13b9e39cd0eafa09c333997a1aa5b401692b64e01e56fc4c
4. 0x5ef506e5deb509c5737ac85f8a72225ee90eab345849da2f0e4c6796891d6d20
5. 0x9d071d44bade8a3e25362be9fb4f4de00f5d937606ebf046581c7a26351f228b
6. 0x935f35f4b5b5c08bf7c821054c5816f7080b75d01576d531d863daa32ed67d7a
7. 0x48af8a81be547308a493ae5f8229a433ca7488076f935041e829dd0f295ba807
8. 0xc81d13e5811720d5b0a8a8b81c4d861dee9859cb8de2008076c4ac33db18b648
9. 0x5965500b4029c29b1e9ce2b8cd1210df5f2964bfe34af3b2100a483bc8fed6fe
10. 0xf07924bfe64608cf73375c37b3056cb1fc69bc858212ca3c92cf95f1a82935f6
11. 0xed7aa4f0a0c93f40e8bb99589e49cbc6da4d8144091eb55a8707245d7bf94039
12. 0x856fd0d049baa5f07cd2d5d524b40c994bed22cb46ea15af4cc075b3f3f3d444
13. 0x32f46c5f73ecbfd4f770f7f760a79bee2afed4b3e7572fa882b3e7dce8df4356
14. 0x770e4376196188c7fc9ec40f8e218dc0d1cb92bba5fe0425a0edce27ca9a997f
15. 0x60582ab4b41e72eb70eb0bce07fbf0fb4d2b62a8bad5be50f5d16d511adc746c
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae