addrbookFor publishers
← The evidence ledger

Evidence row 116698

Observed , by baseline/1.

Kind
listing
About
source_record x402_bazaar:https://mart402.com/v1/enrich
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
f7f16a4a4b10a79c77864d740adc77ec8cd723a3a85e5ecccc50d0dad7a35c0c
Leaf
0x66d78b720fb250a7ebaa9c52026a2f9628befe65260b7f09bc91c0c3d5477a27

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://mart402.com/v1/enrich"
    ]
  ],
  "name": "Mart402",
  "owner_address": "0xe3244a21d0d68bfa78b7cad8c3b8777adfbb3188",
  "raw": {
    "accepts": [
      {
        "amount": "30000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xE3244a21D0d68bFa78b7CAd8C3b8777aDFbB3188",
        "scheme": "exact"
      }
    ],
    "description": "Company enrichment: name, domain or URL to verified company profile from primary sources + GLEIF LEI and Japan NTA corporate-number registries. Per-field evidence and confidence, honest nulls. Flat $0.03/company.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "company": "sakura.ad.jp"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "description": "JSON: company profile fields each with evidence URL + confidence; honest nulls; GLEIF LEI when matched",
            "example": {
              "evidence": {
                "founded": {
                  "confidence": 0.9,
                  "source": "official site"
                },
                "legal_name": {
                  "confidence": 0.9,
                  "source": "official site"
                }
              },
              "note": "SAMPLE RESPONSE (recorded from a real production call on 2026-07-27). This product is LLM-backed and runs on production (mart402.com) only; the sandbox returns this fixed sample so you can see the exact response shape for free. No payment was taken.",
              "ok": true,
              "profile": {
                "country": "JP",
                "employees_range": "1135 (consolidated)",
                "founded": "1999-08-17",
                "industry": "cloud computing services, data center operation",
                "legal_name": "さくらインターネット株式会社 (SAKURA internet Inc.)"
              },
              "registry": {
                "gleif_lei": null,
                "note": "exact-match only; honest null when not matched"
              },
              "sample": true
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "company": {
                      "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": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "offer-receipt": {
        "info": {
          "offers": [
            {
              "acceptIndex": 0,
              "format": "jws",
              "signature": "eyJhbGciOiJFZERTQSIsImtpZCI6ImRpZDp3ZWI6bWFydDQwMi5jb20ja2V5LTEifQ.eyJhbW91bnQiOiIzMDAwMCIsImFzc2V0IjoiMHg4MzM1ODlmQ0Q2ZURiNkUwOGY0YzdDMzJENGY3MWI1NGJkQTAyOTEzIiwibmV0d29yayI6ImVpcDE1NTo4NDUzIiwicGF5VG8iOiIweEUzMjQ0YTIxRDBkNjhiRmE3OGI3Q0FkOEMzYjg3NzdhREZiQjMxODgiLCJyZXNvdXJjZVVybCI6Imh0dHBzOi8vbWFydDQwMi5jb20vdjEvZW5yaWNoIiwic2NoZW1lIjoiZXhhY3QiLCJ2YWxpZFVudGlsIjoxNzkyNDI3NzY4LCJ2ZXJzaW9uIjoxfQ.8zjmRZdn0OSgGNc6gbWBozO817-y-FH_SVmtUuoZctn_4UH2LlD-cj7o23LL2bNvsYaqWbZRPqMDKuRIBB7dDA"
            }
          ]
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "offers": {
              "items": {
                "properties": {
                  "acceptIndex": {
                    "type": "integer"
                  },
                  "format": {
                    "const": "jws",
                    "type": "string"
                  },
                  "signature": {
                    "description": "JWS compact serialization containing the offer payload",
                    "type": "string"
                  }
                },
                "required": [
                  "format",
                  "signature"
                ],
                "type": "object"
              },
              "type": "array"
            }
          },
          "required": [
            "offers"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-19T16:31:08.113Z",
    "quality": {
      "l30DaysTotalCalls": 5,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-19T16:31:07.818Z"
    },
    "resource": "https://mart402.com/v1/enrich",
    "serviceName": "Mart402",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Company enrichment: name, domain or URL to verified company profile from primary sources + GLEIF LEI and Japan NTA corporate-number registries. Per-field evidence and confidence, honest nulls. Flat $0.03/company."
}

What the leaf hashes

{"body":"f7f16a4a4b10a79c77864d740adc77ec8cd723a3a85e5ecccc50d0dad7a35c0c","id":116698,"kind":"listing","method":"baseline/1","observed_us":1793025610178068,"prev":null,"subject":"x402_bazaar:https://mart402.com/v1/enrich","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).

  1. 0x66d6b9ea0824e633509036a7b05f123a4bf62ef87446b133fd6324863e82f8b9
  2. 0x4b54288902f1d7188c8fbfcca71c1d8564c9eb2aa5425fd8e269a702664b76b4
  3. 0x2d20ac712d545d18f2e2e07486e492b10c6c0b1a0f3674e36df4005ec14fc7d0
  4. 0x31d809e8c978b7ebbe60eaf4b2acae5d731191af14d749e4d3e22dc31db18c48
  5. 0x3d0ad1841bf820edd3396bbe32bf26fd24b8a97f928983c23acbede223db5539
  6. 0xff95ff3355ddd0382fc8dac5d9e757d9c88d1ca02c0f8e3598172818f2b5a199
  7. 0x252e6767922bbb06ddca2d1854adc2977bb2e80a778e2f6194865109ca094e9f
  8. 0x2e6fdafbab054e81c7c455ceab19b29d6d2af4d662641f0480eec84171f9bc0e
  9. 0x4f258e530d6d1a372b1d75127867f481897f7af6e258525d28b09bb88a6f65a6
  10. 0x1532666d1a6a9b626e54c3e93335a185ec833ad947243bdea3c723654b68d9f4
  11. 0x13951c97c827e2025801573dada28cfb5f8038c9b4de741f9d526cb67b3fe605
  12. 0x260682fd6ecd274e73505c5e0bd798abdd0e702afca4f8eebd4331b607a6b175
  13. 0x5f350d70c252ff1169c0210fd45fce1b0ab8d7316f048741a9e90a6c8cb65dcf
  14. 0x9a79c65e077cd9da9d436b3ade6f5ddc0d244510c4d5903ef2f02d81205f7666
  15. 0xa2d436d488e3600b0e5c3e3ed9c9234cd52853c59830b786334fd0c4292d9f40
  16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
  17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
  18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON