Evidence row 66439

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.healthparse.io/v1/hpsa/search"
    ]
  ],
  "name": "api.healthparse.io/v1/hpsa/search",
  "owner_address": "0x177ea123a35253ba8869a7e21e717978e482351d",
  "raw": {
    "accepts": [
      {
        "amount": "30000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x177eA123A35253ba8869A7e21E717978e482351D",
        "scheme": "exact"
      }
    ],
    "description": "Find HRSA Health Professional Shortage Areas (Primary Care / Dental / Mental Health) by state, discipline, minimum shortage score, or FTE shortage — a mapped staffing-demand signal. Answers: where is the designated shortage most severe, and how many practitioner FTEs are needed? Powers medical & travel-nurse staffing. Defaults to currently-designated areas. Filter: state, discipline, min_score, min_fte, rural_status, designated_since, status; sort by hpsa_score or hpsa_fte.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "discipline": "example",
              "min_score": "example",
              "state": "example"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "records_notice": "Observational roster of HRSA Health Professional Shortage Area designations. One row per HPSA component (facility/geography) per discipline; a higher hpsa_score (0-26) and larger hpsa_fte shortage indicate greater designated shortage — a staffing-demand signal, not a judgment about any provider.",
              "rows": [
                {
                  "county_name": "Duval",
                  "designation_date": "2018-06-01",
                  "discipline_class": "Primary Care",
                  "hpsa_fte": 12.5,
                  "hpsa_id": "1123456789",
                  "hpsa_name": "Low Income - Duval County",
                  "hpsa_score": 18,
                  "primary_state": "FL",
                  "status": "Designated"
                }
              ],
              "total_matched": 1
            },
            "type": "json"
          }
        },
        "routeTemplate": "/v1/hpsa/search",
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "designated_since": {
                  "description": "designated on/after this date (YYYY-MM-DD)",
                  "type": "string"
                },
                "discipline": {
                  "description": "'Primary Care' | 'Dental Health' | 'Mental Health' (substring)",
                  "type": "string"
                },
                "limit": {
                  "default": 25,
                  "maximum": 100,
                  "type": "integer"
                },
                "min_fte": {
                  "description": "minimum practitioner FTE shortage",
                  "type": "number"
                },
                "min_score": {
                  "description": "minimum HPSA score (0-26; higher = greater shortage)",
                  "type": "number"
                },
                "offset": {
                  "default": 0,
                  "type": "integer"
                },
                "rural_status": {
                  "description": "e.g. 'Rural' | 'Non-Rural'",
                  "type": "string"
                },
                "sort": {
                  "description": "hpsa_score|hpsa_fte|designation_date|designation_population, optionally :asc/:desc",
                  "type": "string"
                },
                "state": {
                  "description": "2-letter state code(s), comma-separated",
                  "type": "string"
                },
                "status": {
                  "description": "override the default 'Designated' filter",
                  "type": "string"
                }
              },
              "type": "object"
            }
          },
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-21T04:14:26.366Z",
    "quality": {
      "l30DaysTotalCalls": 4,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-21T04:14:25.971Z"
    },
    "resource": "https://api.healthparse.io/v1/hpsa/search",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Find HRSA Health Professional Shortage Areas (Primary Care / Dental / Mental Health) by state, discipline, minimum shortage score, or FTE shortage — a mapped staffing-demand signal. Answers: where is the designated shortage most severe, and how many practitioner FTEs are needed? Powers medical & travel-nurse staffing. Defaults to currently-designated areas. Filter: state, discipline, min_score, min_fte, rural_status, designated_since, status; sort by hpsa_score or hpsa_fte."
}

What the leaf hashes

{"body":"7863033f22fb52aaabc9fb838ef8176495d4db7c0ed175dbd42b3baac807fd83","id":66439,"kind":"listing","method":"baseline/1","observed_us":1793025460569637,"prev":null,"subject":"x402_bazaar:https://api.healthparse.io/v1/hpsa/search","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. 0x049219334d9ae4d8ba0d0eccb10f52e61daa28a7c78a39e0e0538b03c1b704ee
2. 0x67039685b39b2dc59c3f3c6338839c47299296c664b0313ac8d5bf06a5cd1616
3. 0x31a231a3431b2307f88378d264efbc626fa6bb04ad4cf59a35e412d5f0776d02
4. 0x041108509073d58b363e40e45de1db00ff9cc16b8ae2dad8117dafe2fcc291d4
5. 0x63a39c24dc8552a02235713fe78fd09b4bd97dddf829adcd8fadab6b6164d9ac
6. 0x70598d301895b4b5a9c15f7138923d335440395ad6bde1cdcae77078eb8a9e3e
7. 0xade9c689de0eb2723459eb4450677f7c06e4dbed19a780bffe590460cf816800
8. 0xb3a3fa4904283552b9279a2743f8f0e395a3e78359b6736afb263b6beb300318
9. 0xe248623c7883bb7ad0aa206fb200ca407d22d0dc86c85d2ef1bcbdce4129454a
10. 0x56bc163f242e068ce1feea08dabbf9f801df13dbad5697b235e4c1c1d21b386b
11. 0xbc986b35695070cad9d398880439ec872b3a6634ffe7036fde0d0dfde7eabfda
12. 0x23033d81d9f4be06225e4276d276e0e8e02abc173d156a1b9a8fd5e4803ad199
13. 0x610fdf3e989af0a6b4a400a3a8aab9156d757f8c96efe4e9d0594dfd04de1cc0
14. 0xd1d3499072edb10edc68f84bcae2365d2ab534df689250cab18c751b6f13b6ff
15. 0x7ddc2fead128357f881b63e6c7c26d7fbbb84fca6c7c8e0bbfe386de86ca8d39
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae