Evidence row 1532333

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://freetier-agent-api.pages.dev/api/news-entity"
    ]
  ],
  "name": "Agent Extraction API",
  "owner_address": "0x165eb3dc3e98403ecb1141e90400f5e71806554b",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x165Eb3dC3E98403ecB1141e90400F5e71806554B",
        "scheme": "exact"
      }
    ],
    "description": "Entity news last 24h: who is writing about a company, person or project in the last 24 hours - article count, top sources, top countries, headlines - plus a Wikipedia identity check of the entity. Data: GDELT DOC 2.0 + Wikipedia.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "entity": "Nvidia"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "articles24h": 25,
              "entity": "Nvidia",
              "entityInfo": {
                "description": "American technology company",
                "title": "Nvidia"
              },
              "headlines": [
                {
                  "title": "...",
                  "url": "https://..."
                }
              ],
              "topSources": [
                {
                  "articles": 3,
                  "name": "reuters.com"
                }
              ],
              "window": "24h"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "entity": {
                      "description": "company, person, product or project name",
                      "type": "string"
                    },
                    "lang": {
                      "description": "Wikipedia language for the identity check, default en",
                      "type": "string"
                    }
                  },
                  "required": [
                    "entity"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1793252197/bazaar-icons/19906174df41ffa4.png",
    "lastUpdated": "2026-10-31T18:48:30.764Z",
    "quality": {
      "lastCalledAt": "2026-10-31T18:48:30.764Z"
    },
    "resource": "https://freetier-agent-api.pages.dev/api/news-entity",
    "serviceName": "Agent Extraction API",
    "tags": [
      "news",
      "entity",
      "company",
      "media-monitoring"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Entity news last 24h: who is writing about a company, person or project in the last 24 hours - article count, top sources, top countries, headlines - plus a Wikipedia identity check of the entity. Data: GDELT DOC 2.0 + Wikipedia."
}

What the leaf hashes

{"body":"7ab5b6ab4b7fd415b7979bafa870d88fa7a033d8a5fbd7cbb53c2c703402bc2e","id":1532333,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793473476296437,"prev":null,"subject":"x402_bazaar:https://freetier-agent-api.pages.dev/api/news-entity","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-31 (246033 rows).

1. 0x3dbb30b34aede724148a94281eb275a664489a6b55195e6e54fcdde93a0d4d2f
2. 0x4951a8a12d31fe24556599c380f494f8d0055090d1bbd5ce4c5a0fcdb9a8fb51
3. 0x75786a569925c0c891f1fcf6b30a9ad37fb94444add415e681044040f43df4b1
4. 0x331d8a59ad4d1332711871d597abe5325126d0be7ef8e5ff909e90ea4582ebe4
5. 0xfa4307a06e703fddf230ce4b8ce1e4fedd9a4d663d671cede1aaa3bd89e16461
6. 0xa8aa4107f961eab20ab453753096105cb3ab1deb59708f4dc090fd5411ab0154
7. 0x9e6fce9e7d92b1a2eac5c5586d879a08bfcd3be5457e2ce2536c6a91657c1f19
8. 0x1c71998428786bb56812d590145ed5daea747ca240ddc119b64b9dfe5a148aef
9. 0x5c5914dd0dd3668ca6ce02d5ebf100d73e4831655ba97b85686a4acfe350bec8
10. 0xd99b610d6b38e9cf3eef270078ebf24f7a580bfbfd16d152bccc3e67247b8849
11. 0xbbc83a4b1b01b3af98dfe493480d85d0734f74d8f5a0099472ebf8755f71e108
12. 0x644481f5f4072dae60b1cdae8af4faa297a315637e51d56e8c6a35f9ec94a8b1
13. 0x13b302bc666612c6a2355a9f2772bb5e8b41864f84bd2faa6fde4925d59ffbeb
14. 0x52abc997ae7243cb8d8ecfd77101582ba9534053215bf053c093c35dae7572c6
15. 0xc712f139a437e96ecb98a6d83c47c29921720c39ba2e7e94f4973de043fb567c
16. 0x24ea73817c2ff07f87a42be89aff36ac5fe49b64420a647cd406ee60e6a77f70
17. 0x37f13582abb3c002d51c2f190c312129cbc3a39754618fee2c75c2441bb1eb94
18. 0x59f83f7228f07febe2780660e422e171b0359b8aa031ee3be07e991118130c15

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0