Evidence row 66606

Observed 26 Oct 2026, 14:37 UTC, by sync.x402_bazaar/1.

Kind: listing
About: source_record x402_bazaar:https://api.kgninja.dev/fix-error
Recorded: 26 Oct 2026, 14:37 UTC
Previous row: None: the first of its kind about this subject
Body SHA-256: bf2e1364485ef7e82368660de67f85fe8451d8c0cd138905587a6f7e02b4bbc3
Leaf: 0x61ad37b241610dd8d48dfe2081640088dbf4114eaff7495fe10c53b538381cd6

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.kgninja.dev/fix-error"
    ]
  ],
  "name": "api.kgninja.dev/fix-error",
  "owner_address": "0x4d7d842536de9eb491ae2300126b3cdde7b0ade3",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x4D7d842536De9Eb491AE2300126B3CDdE7B0aDE3",
        "scheme": "exact"
      }
    ],
    "description": "KG-NINJA Agent Error Fix Receipt",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "command": "npm run build",
              "environment": "Node.js Cloudflare Worker build",
              "error": "Error: Cannot find module 'hono'"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "durable_revenue_log": true,
              "input_received": true,
              "mode": "mainnet",
              "network": "eip155:8453",
              "post_payment_retry_path": "Retry POST /fix-error with x402 payment proof.",
              "real_revenue": true,
              "receipt": {
                "generated_at": "2026-06-14T00:00:00.000Z",
                "next_command": "npm install",
                "prevention_note": "Store this error pattern in a runbook and add a preflight check before future runs.",
                "retry_plan": [
                  "Confirm the exact failing command.",
                  "Run the smallest non-destructive diagnostic command relevant to the error.",
                  "Check whether required environment variables, packages, files, or services are present.",
                  "Retry the original command once after the minimal fix."
                ],
                "risk_note": "Do not run destructive cleanup, reset, rm, database, credential, or firewall commands without manual review.",
                "root_cause": "The failure appears related to a missing package, missing file, or unresolved module path."
              },
              "request_id": "example-request-id",
              "revenue_proof_log": "paid_fix_error_receipt_issued",
              "service": "Agent Error Fix Receipt",
              "status": "paid",
              "version": "2026-05-25-d1-revenue-log"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "command": {
                      "type": "string"
                    },
                    "environment": {
                      "type": "string"
                    },
                    "error": {
                      "type": "string"
                    },
                    "log": {
                      "type": "string"
                    }
                  },
                  "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": "2026-10-26T12:02:56.548Z",
    "quality": {
      "l30DaysTotalCalls": 4,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-10-26T12:02:56.016Z"
    },
    "resource": "https://api.kgninja.dev/fix-error",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "KG-NINJA Agent Error Fix Receipt"
}

What the leaf hashes

{"body":"bf2e1364485ef7e82368660de67f85fe8451d8c0cd138905587a6f7e02b4bbc3","id":66606,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793025460935136,"prev":null,"subject":"x402_bazaar:https://api.kgninja.dev/fix-error","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).

0x61acdf3a99558f45de8760482708372fa1c7a3e55e1139d6f0cd8c5daa7e1e5f
0x4acef00e5c07cb08835b5e4d069ffbfff59fdf3667f7562dcc7633dbe8a6c8d6
0x8e67b6f9a82474462defff833aac2984fb5be8b1cd110bee754e6d8f49a58233
0x6d3e2bfc200c30e13f76618f689314de58cb6086663e2a5e484a49cb10491744
0xbffd6aab15e8d91c2802436569a9b2085555eeb3b2a1805b75b55ca008412ecc
0x05b2de152be57fe6cad83654a5d6151d00698c94565d84a927aa46baeea6c882
0xc5ced86d03a81afa21800a4a9984a557d836510ecf0412315823a4a888f6be3b
0xa2fc77aa5fb6dfa6ce82b8efc96d9b7f48a326a199836649c69fc533ab72ab4c
0xa37388fe7781d4697925f4d021ff2138a2bb48ed9b15b66fa2e895252b2d7f8a
0x7c4a137a143139d8d27a5db1f0f237b9e722329094da7356bef539103a830211
0x3d00f56ff37fbd465b8abeb2be25801b2734d79745152d15324c296fa2518752
0x7285c0b02d1aedd949b8ba0c7b2499f7121588ebdd4c96ef8725919bb84dd534
0x89fcaf55e37dd777228f271b79ea895534a66ec0d184363c2a6eb1b4d23c9ef1
0x216cebb9ae5414599109a02297c4817d7d1c6b1394afeb97efe38e32f0053974
0x7726154b91b2ad65b13849ef6cb6443b1f0ff113a3089c9bd5f2bcfc16be099d
0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root: 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained: 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published: On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON