Evidence row 2205017

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://modell.halowerk.com/v1/openapi-validate"
    ]
  ],
  "name": "modell.halowerk.com/v1/openapi-validate",
  "owner_address": "0x2880edfff13100677bf97a3cbdf3bc34771c4e5e",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "asset": "USDC",
          "assetTransferMethod": "eip3009",
          "eip712Domain": {
            "chainId": 8453,
            "name": "USD Coin",
            "verifyingContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
            "version": "2"
          },
          "name": "USD Coin",
          "network_name": "Base Mainnet",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
        "scheme": "exact"
      }
    ],
    "description": "Reads an OpenAPI 3.x document and reports what would stop a machine consumer. Errors: missing openapi, info or paths; a path that declares no method; an internal $ref that resolves to nothing; a parameter without a name, location or schema; a request body without content.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "document": {}
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "counts": {
                "error": 3,
                "info": 0,
                "warning": 1
              },
              "findings": [
                {
                  "code": "version_missing",
                  "message": "Feld \"openapi\" fehlt. Ohne Version ist unklar, welche Regeln gelten.",
                  "path": "/openapi",
                  "severity": "error"
                },
                {
                  "code": "info_missing",
                  "message": "Block \"info\" fehlt.",
                  "path": "/info",
                  "severity": "error"
                },
                {
                  "code": "paths_missing",
                  "message": "Block \"paths\" fehlt oder ist kein Objekt.",
                  "path": "/paths",
                  "severity": "error"
                },
                {
                  "code": "servers_missing",
                  "message": "Kein servers-Eintrag. Ein Aufrufer muss die Basisadresse raten.",
                  "path": "/servers",
                  "severity": "warning"
                }
              ],
              "limits": "Nur das uebergebene Dokument wird gelesen. Verweise in andere Dateien werden nicht nachgeladen, und es wird kein Aufruf gegen den beschriebenen Dienst gemacht — ob die Beschreibung der Wirklichkeit entspricht, steht hier nicht.",
              "machine_usable_operations": 0,
              "operations": [],
              "summary": {
                "api_version": null,
                "openapi_version": null,
                "operations": 0,
                "operations_with_example": 0,
                "operations_with_operation_id": 0,
                "paths": 0,
                "refs_external": 0,
                "refs_total": 0,
                "schemas_defined": 0,
                "title": null
              },
              "valid": false,
              "verdict": "invalid"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "document": {
                      "description": "The OpenAPI document as JSON.",
                      "type": "object"
                    },
                    "require_examples": {
                      "default": true,
                      "description": "Report operations with no example as a warning.",
                      "type": "boolean"
                    },
                    "require_operation_ids": {
                      "default": true,
                      "description": "Report operations without operationId as a warning.",
                      "type": "boolean"
                    }
                  },
                  "required": [
                    "document"
                  ],
                  "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": {},
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-02T14:56:44.195Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-11-02T14:56:43.766Z"
    },
    "resource": "https://modell.halowerk.com/v1/openapi-validate",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Reads an OpenAPI 3.x document and reports what would stop a machine consumer. Errors: missing openapi, info or paths; a path that declares no method; an internal $ref that resolves to nothing; a parameter without a name, location or schema; a request body without content."
}

What the leaf hashes

{"body":"ec3386638effd8621bdae94f706d7a41fb4fa6f04158c1434681f6345a5cc620","id":2205017,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646944537310,"prev":null,"subject":"x402_bazaar:https://modell.halowerk.com/v1/openapi-validate","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x2077d3ad8a7e64148a6be0941981a0933ee42608e79b927fcdd53391ce5b4d75
2. 0x2ae654a387cd4eaa9d3beffddcc44813813b2afde5d6d4109cf74b15a6a201fb
3. 0xb7cb60f524c1e0500fa428a1fb519bce4bf11b968cbb4004fb19bc01eaf9bb27
4. 0x923b687a1b3f4a5022431033d66bdfa313701b4a43198bc0e3dd7e1e1de4916a
5. 0xfe957309f43ba1db7e2be5865e08c6178b7056aa203dc9a29d0fc8d93e5958de
6. 0x260f5e73bd937e124051c44a8215d18fb96a55165af63edca2b018b2a3d3fc23
7. 0x1efee221b2f6981a6325f4b7d1dadd2b4352aafa3417b2e54a8f998bf8bba4c6
8. 0xceda3017ca376ec53a8b732584a327a7d7750d9c9ffa9fc570c8d6e839641746
9. 0xa9c31ac14437bef11a897d6c6b126855dc4d21f7f7caa108c0e0e26dbaeb0900
10. 0x77195bb6b557f90aefae2fef9d3b4d7da760160d5fe6b0e594e50f129d8efb31
11. 0x193993dfc99f07e76a7959bf301447a777bda89110f903e9197b34093694d0e4
12. 0x0287e9d9530add05d7480c4266f19be69f45ecae1d0e3ec844ff635060819eb8
13. 0x350e03a59bf81961fd9ce694f08f9ba0239d9ea2496b0c0dc7998c9e9855326f
14. 0xc63937235d47ff2107de3051477e395be67b96d91d1349c787bf4b1ef91b602f
15. 0xcd21ec8d72a18a2d4513e4fd309abbb530810fb1dbeecd4b9b85acb4d6ff8f12
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af