Evidence row 1791437

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://minty-sprout.onrender.com/v1/ocr"
    ]
  ],
  "name": "Foundry",
  "owner_address": "0x11dced0487ca3e7d9032029dcb302253ccf4e0de",
  "raw": {
    "accepts": [
      {
        "amount": "6000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x11DCED0487cA3E7d9032029DCb302253ccF4e0DE",
        "scheme": "exact"
      }
    ],
    "description": "OCR: extract all text from an image URL (photos, screenshots, scans, receipts, invoices) as Markdown; text PDFs read directly. Input: an image or PDF URL.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "input": "https://www.base.org/images/base-open-graph-v2.png"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "characters": 38,
              "method": "vision-ocr",
              "text": "base\n\nThe blockchain for global finance.",
              "url": "https://www.base.org/images/base-open-graph-v2.png"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "input": {
                      "description": "URL of a PNG, JPEG, WebP or text PDF",
                      "maxLength": 8000,
                      "type": "string"
                    }
                  },
                  "required": [
                    "input"
                  ],
                  "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"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-31T23:19:11.514Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-31T23:19:11.314Z"
    },
    "resource": "https://minty-sprout.onrender.com/v1/ocr",
    "serviceName": "Foundry",
    "tags": [
      "ocr",
      "document parsing",
      "text extraction",
      "image to text",
      "receipt"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "OCR: extract all text from an image URL (photos, screenshots, scans, receipts, invoices) as Markdown; text PDFs read directly. Input: an image or PDF URL."
}

What the leaf hashes

{"body":"91bcddfa16bd4a6c51699a036c515987a08bfa519399ab9a30bb9d767a37cf3d","id":1791437,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793559983723171,"prev":null,"subject":"x402_bazaar:https://minty-sprout.onrender.com/v1/ocr","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x29e18a1778cdabe41697e745e02213b50f6adc4cfecd57eecb3598bd0a5c576c
2. 0x25863cc0ed2c3f56fba804de37431370c7670e452b7555c0131d181497ac26f7
3. 0xa8116821bab94559dd3f7b89e3a005e82ca53cf6b0a8dc1c3203d54d815864a1
4. 0x3830c6fb6b3f873501db9b6ef941f08dc4714a0b2189e92fa0fb2543fe866c9d
5. 0x50ea2d7ed489c4404009ae109f70ed5d57f9630fadedc6153cb5272802308a1d
6. 0x8606bdccc85da55ce4e630ad6c390c97ab7d12dc4481b139c7541a07513fd951
7. 0x40704227368ff50a49b5ba46fba3a41e5a1b3f84c1443c92020f484515dd54b5
8. 0xcf977d3197dfe5e073099f6830cece383dbbf018220c699cfca1eda0d1b3b78d
9. 0xa1914026d2e3fc53484b6faa3a97cc461a88cca6a1792eccebd0e23ff8983a16
10. 0xebd0839abc8fccc7ea37cfce94ccfef747c695fce73ae14e8372770b8b410448
11. 0xf8d6abf2a91d5d2f75accd7b22a5ac78c8843bce418d50d9ea4c48d8c3f4a767
12. 0x5afbfdcc2671809296fb4d0c5c0394fc4524c2baa833b51dac27e5e817c30aab
13. 0x119e26a40ea5ea49199024d5e4dc5ea7e4b7110b91f88cec9a3d894fa9681bde
14. 0x894f627e9eac1731ca26b2b4b6529eb16ab1b15294210edac68c8378063e2d8d
15. 0x80b1e578d986f759ca01ea02c7a922e757a26a65318f9844ac72c5c1d4fe339e
16. 0xa856ad79e6f29a2b5516257f0d4817172cca11251fe2e7e8f3911b105fe2b622
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90