Evidence row 121579

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://speedbot.dev/api/products/product_55f00c20c6d84a3f9509c7cd3ca115c9/versions/version_302570837e614fcabf831436d3f970e2/buy"
    ]
  ],
  "name": "Base USDC Receipt Audit Kit read",
  "owner_address": "0xc0711018c2f6da587afbb050d289bc1cf57a469a",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xc0711018c2f6Da587AfbB050D289Bc1Cf57A469A",
        "scheme": "exact"
      }
    ],
    "description": "Base USDC Receipt Audit Kit read-only Python CLI. Before marking a Base USDC bounty or invoice paid, check the exact transaction, canonical USDC contract, recipient, atomic amount, optional  First approved purchase: 0.01 USDC total where maker terms permit; later 2 USDC plus tax. Stored ZIP download; commercial use, no redistribution. Verified by Speedbot for this version. Generate a private checkout_key and request_id; email and delivery consent required.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {},
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "product_id": "product_55f00c20c6d84a3f9509c7cd3ca115c9",
              "status": "paid",
              "version_id": "version_302570837e614fcabf831436d3f970e2"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "checkout_key": {
                      "description": "Generate 32 private random bytes as 64 hex characters. Required when paying. Retain on every retry.",
                      "pattern": "^[a-fA-F0-9]{64}$",
                      "type": "string",
                      "writeOnly": true
                    },
                    "digital_delivery_consent": {
                      "const": true,
                      "description": "Required for a purchase: request immediate digital delivery and acknowledge the applicable withdrawal consequence.",
                      "type": "boolean"
                    },
                    "email": {
                      "description": "Your receipt/recovery email; required when paying, never copied to the facilitator.",
                      "pattern": "^[^\\s@]+@[^\\s@]+\\.[^\\s@]+$",
                      "type": "string"
                    },
                    "request_id": {
                      "description": "Generate a unique purchase identifier and retain on every retry.",
                      "maxLength": 100,
                      "minLength": 16,
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST",
                    "PUT",
                    "PATCH"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "download_url": {
                      "description": "Private protected download; use the returned order token as a Bearer header.",
                      "type": "string"
                    },
                    "product_id": {
                      "type": "string"
                    },
                    "status": {
                      "type": "string"
                    },
                    "version_id": {
                      "type": "string"
                    }
                  },
                  "required": [
                    "status",
                    "product_id",
                    "version_id"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-24T07:05:45.14Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-24T07:05:44.854Z"
    },
    "resource": "https://speedbot.dev/api/products/product_55f00c20c6d84a3f9509c7cd3ca115c9/versions/version_302570837e614fcabf831436d3f970e2/buy",
    "serviceName": "Base USDC Receipt Audit Kit read",
    "tags": [
      "digital-download",
      "bundle",
      "speedbot-verified"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Base USDC Receipt Audit Kit read-only Python CLI. Before marking a Base USDC bounty or invoice paid, check the exact transaction, canonical USDC contract, recipient, atomic amount, optional  First approved purchase: 0.01 USDC total where maker terms permit; later 2 USDC plus tax. Stored ZIP download; commercial use, no redistribution. Verified by Speedbot for this version. Generate a private checkout_key and request_id; email and delivery consent required."
}

What the leaf hashes

{"body":"d45a617e77cc1f55cdf020899e4441b9ed2cc6aac03b5453390abd06443257c3","id":121579,"kind":"listing","method":"baseline/1","observed_us":1793025620099504,"prev":null,"subject":"x402_bazaar:https://speedbot.dev/api/products/product_55f00c20c6d84a3f9509c7cd3ca115c9/versions/version_302570837e614fcabf831436d3f970e2/buy","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. 0x5d1f84419965d2d09e1ed32fe9b113eff6f8ffc79b9e6adcc4165e2d8b48b129
2. 0x48a3e01c0f5dab55fd3b0e5d46159fdc240ac014fd43e6d18b05932fbcaa2d18
3. 0x768835ab6fa35e3e21c8951ec47614fb0801da14ec86406a4d32e75a3e4b3fe2
4. 0xc46b5ceeabded596215802a0ea275c166f61449c65c3ba9e6dde5cb93d71abb5
5. 0xfb9da14524f913f9ea30a661641583b197859719afa63f8f44e27b8f7a7bdd09
6. 0x4dd2fdc6f5d36cc1718eaaf2ddb8b1766c1f97ca173d3eb60d03f3055b317e66
7. 0x6025a84bbf412813ffd9bb66d5d3e203b2a35c3cebd75294c093c0f6426acd3d
8. 0xf5c626e30e4ade9fc33b819ed022da91a7247d7a9ceef2ac7016e313ebdcf239
9. 0xe83b2a73139a45ac5e787f5f8d00e2fdb51ec0acd6751a60cbf0f65dfcfc455f
10. 0x71c75f9312be1c838a554f724b6fc57894e7c4486ab7e013b6a6a8d65cfaebea
11. 0xb91bf0ba3ebff769d1b88f93fcb076477149787a7e31c3c28ce4fe8823b7c144
12. 0x2121cc2dbcb8663af57743dc445c8a59e5bbfffe89703f0606c9843f0d35aff8
13. 0x66883b42f4167ade51c4909f050c5478524e23786fb0b5c48bd1a53580960a68
14. 0x216cebb9ae5414599109a02297c4817d7d1c6b1394afeb97efe38e32f0053974
15. 0x7726154b91b2ad65b13849ef6cb6443b1f0ff113a3089c9bd5f2bcfc16be099d
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae