Evidence row 1507999

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://x402-agent-hub.x402-agent-hub.workers.dev/v1/entity/person"
    ]
  ],
  "name": "x402 Agent Hub",
  "owner_address": "0x1721e9841257a34dbdba407d4dba3a727a02d072",
  "raw": {
    "accepts": [
      {
        "amount": "3000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x1721E9841257A34DbDBA407D4DBA3a727a02d072",
        "scheme": "exact"
      }
    ],
    "description": "Professional profile of a notable person (founders, executives, public figures) from Wikidata and Wikipedia: description, occupations, current employers and positions, education, citizenship, birth year, website and public X/LinkedIn/GitHub accounts. No family, residence or full birth dates are returned. You only pay for successful reads: invalid input, not-found and upstream errors cancel settlement.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "name": "Jensen Huang"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "birthYear": 1963,
              "description": "American entrepreneur and businessman; co-founder and CEO of Nvidia",
              "education": [
                {
                  "id": "Q41506",
                  "name": "Stanford University"
                }
              ],
              "id": "Q305177",
              "name": "Jensen Huang",
              "occupations": [
                {
                  "id": "Q131524",
                  "name": "entrepreneur"
                }
              ],
              "social": {
                "linkedin": "https://www.linkedin.com/in/jenhsunhuang",
                "x": "https://x.com/JensenHuang"
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "id": {
                      "description": "Wikidata item ID, e.g. Q305177 (skips name matching).",
                      "type": "string"
                    },
                    "name": {
                      "description": "Person's name, e.g. Jensen Huang.",
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-31T09:08:14.167Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-31T09:08:14.048Z"
    },
    "resource": "https://x402-agent-hub.x402-agent-hub.workers.dev/v1/entity/person",
    "serviceName": "x402 Agent Hub",
    "tags": [
      "person",
      "enrichment",
      "executive",
      "wikidata",
      "people"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Professional profile of a notable person (founders, executives, public figures) from Wikidata and Wikipedia: description, occupations, current employers and positions, education, citizenship, birth year, website and public X/LinkedIn/GitHub accounts. No family, residence or full birth dates are returned. You only pay for successful reads: invalid input, not-found and upstream errors cancel settlement."
}

What the leaf hashes

{"body":"707099f0e9b85299cbc5bdc7e6d0057e18a42f3d3b2f77054c04fd6a536c9690","id":1507999,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793472706446919,"prev":null,"subject":"x402_bazaar:https://x402-agent-hub.x402-agent-hub.workers.dev/v1/entity/person","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-31 (246033 rows).

1. 0xe9befe9811369ff8d7648189dfa6a0aa29ba69ce427db347e4d75b2b88de1140
2. 0xea71db222cdd28553f90f480e23ffad42255e8a377d754263629bd67e307e560
3. 0x62e2d24b39d4b72b0aaf0f041dfe91be2043efe538002e9996c14d881c782c16
4. 0xa7282966db75d6a27a342d4839bd7354b882faa04cc7ced24d14e82545ae631a
5. 0x1a2c52cdf9ba1d94ff90882a7c58396d53f639148016ae5b18c158e7e53bdbeb
6. 0x826fc425247d3bf836c5b0e5db81bf32330e839b0e7540c562412921ea973108
7. 0x5289387f9c61ec87c6c54420a09e182e975afed8c3b763e2b68dfa1923d218af
8. 0x7aab3af80c1a7c2915623f04399d09ebdc979084ef952056ac687f5946dde4df
9. 0xd39bba29d92da9a4c1e74555abd6b37e2795878f1805edb6fdbdc2e78e9c9f6d
10. 0xb6ce584ff9b68733cf94df1c384a32f1f1697a1aaa869767a5ad69dc20a0ded1
11. 0x364ab454e31dc7ebb89a3887aba2179c4f289b29cea6f5301c026f0469de9f26
12. 0xf655ca477e4ceb104d7fcebbf4c9cc69acc8d1a46b5f0d00cad07e13a77e494f
13. 0xd4b65d5af515a30b284ec3790e848bb7ec19fa9938dbbe183bd421f011c63ffc
14. 0xf22f9ef9bb9f7d07453a2e725850d2411b7d239162a33e78cd51370ffc94d2a1
15. 0x84bdb388a471b951dc5c0f9fd09df3197b8152707ec67daa668ab47102c8efc1
16. 0x24f03354dcb3a621317889ed99048bdf74b380516ca991bfb585c751d5cc7dfd
17. 0xa1146af524f673843507e7427a575964580eef01bc0e0eae466a7920df017ab2
18. 0x0504a25438f3c7932125463198ca74c5064f23f71a5c92763b3fc96a98cc8b57

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0