← The evidence ledger
Evidence row 751134
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://api.findmydirectdoctor.com/v1/doctors/treats
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- ebab8d139b299bf70b3f694742f82bffbee5564dcff1a5f25a766aa8d6912ac0
- Leaf
- 0x7721ff2106c22043119e800dd07e06d62b4e834cadc5a3b82892d2767ebc422e
What was observed
{
"endpoints": [
[
"x402",
"https://api.findmydirectdoctor.com/v1/doctors/treats"
]
],
"name": "FindMyDirectDoctor Directory API",
"owner_address": "0xdf0102f7e02be8e80212698c38180adae3e01365",
"raw": {
"accepts": [
{
"amount": "30000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 60,
"network": "eip155:8453",
"payTo": "0xdF0102F7E02be8e80212698C38180ADAE3e01365",
"scheme": "exact"
}
],
"description": "Which doctors treat a condition or offer a service, such as anxiety, diabetes, acne, Botox or knee pain, near a location. Every match is labelled stated (the practice lists it, with the page) or specialty-inferred (the specialty usually treats it, the practice did not say so). Stated matches come first. Generalist labels are never used to infer. Not a referral or a recommendation.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"topic": "anxiety",
"zip": "80202"
},
"type": "http"
},
"output": {
"example": {
"count": 10,
"coverage_note": "Directory of cash-pay, direct primary care (DPC) and concierge practices, not every doctor.",
"data_as_of": "2026-10-02",
"disclaimer": "Prices and availability change. Confirm directly with the practice before making care decisions.",
"next_cursor": "bzoxMA==",
"query": {
"basis": "any",
"format": "concise",
"limit": 10,
"location": "ZIP 80202",
"radius_miles": 25,
"topic": "anxiety"
},
"results": [
{
"city": "Denver",
"credential_class": "MD",
"credentials_text": "MD",
"distance_miles": 1.3,
"doctor_id": "fdd-N01639",
"evidence": {
"as_of": "2026-10-02",
"basis": [
"own_site"
],
"grade_min": "C"
},
"location_precision": "street",
"match": {
"basis": "stated",
"matched_services": [
{
"grade": "C",
"label": "Mental Health: Depression and Anxiety",
"listed_by": "practice page",
"source_url": "https://www.stonemedicaldpc.com/"
}
],
"note": "The practice lists this on its own site. Listed does not mean outcome or recommendation.",
"scope": "practice listing"
},
"name": "Kendall Stone",
"practice_model": "dpc",
"practice_name": "Stone Medical",
"practice_phone": "(720) 819-6181",
"specialty_label": "Internal Medicine",
"state": "CO",
"website": "https://www.stonemedicaldpc.com/",
"zip": "80218"
},
{
"city": "Denver",
"credential_class": "NP",
"credentials_text": "MSN, PMHNP-BC",
"distance_miles": 2.8,
"doctor_id": "fdd-N01633",
"evidence": {
"as_of": "2026-10-02",
"basis": [
"own_site"
],
"grade_min": "C"
},
"location_precision": "street",
"match": {
"basis": "stated",
"matched_services": [
{
"grade": "C",
"label": "Anxiety",
"listed_by": "practice page",
"source_url": "https://www.reiffmentalhealth.com/treatment-options"
}
],
"note": "The practice lists this on its own site. Listed does not mean outcome or recommendation.",
"scope": "practice listing"
},
"name": "Charlisa Davenport",
"practice_model": "concierge",
"practice_name": "Reiff Mental Health",
"practice_phone": "(303) 803-5726",
"specialty_label": "Psychiatry",
"state": "CO",
"website": "https://www.reiffmentalhealth.com",
"zip": "80205"
}
],
"returned": 10,
"source": "FindMyDirectDoctor directory",
"statement_basis": "Facts are shown as the practice or publisher states them. Grade A = federal registry, board or ho...",
"total_matches": 26
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"basis": {
"default": "any",
"description": "stated = the practice lists it. specialty-inferred = the specialty usually treats it but the practice did not say so. any (default) = both, stated first.",
"enum": [
"stated",
"specialty-inferred",
"any"
],
"type": "string"
},
"city": {
"description": "City name. Used together with state; resolves only for cities that have listed doctors.",
"maxLength": 80,
"type": "string"
},
"credential": {
"description": "Clinician type: MD, DO, NP (nurse practitioner), PA (physician assistant), other (for example naturopathic or counselor) or physician (MD or DO).",
"enum": [
"MD",
"DO",
"NP",
"PA",
"other",
"physician"
],
"type": "string"
},
"cursor": {
"description": "Opaque next_cursor value from the previous response, to fetch the next page with the same other parameters.",
"maxLength": 40,
"type": "string"
},
"format": {
"default": "concise",
"description": "concise = key fields. detailed = every field we hold.",
"enum": [
"concise",
"detailed"
],
"type": "string"
},
"insurance": {
"description": "What the practice states about insurance: does_not_bill, bills_some_services, accepts_hsa_fsa, keep_insurance_for_emergencies, bills_insurance or any.",
"enum": [
"does_not_bill",
"bills_some_services",
"accepts_hsa_fsa",
"keep_insurance_for_emergencies",
"bills_insurance",
"any"
],
"type": "string"
},
"lat": {
"description": "Latitude in decimal degrees. Used together with lng.",
"maximum": 90,
"minimum": -90,
"type": "number"
},
"limit": {
"default": 10,
"description": "Results per page (maximum 25).",
"maximum": 25,
"minimum": 1,
"type": "integer"
},
"lng": {
"description": "Longitude in decimal degrees. Used together with lat.",
"maximum": 180,
"minimum": -180,
"type": "number"
},
"model": {
"default": "any",
"description": "Practice model: dpc, concierge, cash_specialist or any.",
"enum": [
"dpc",
"concierge",
"cash_specialist",
"any"
],
"type": "string"
},
"radius_miles": {
"default": 25,
"description": "Search radius in miles (maximum 100). Used with a location.",
"maximum": 100,
"minimum": 0,
"type": "number"
},
"specialty": {
"description": "Specialty label or group, for example family-medicine, psychiatry, dermatology, mental-health, womens-health. Matched against the FindMyDirectDoctor directory label.",
"maxLength": 80,
"type": "string"
},
"state": {
"description": "2-letter US state code. With city it names the city's state. On its own it limits results to that state (up to 5 codes separated by commas).",
"maxLength": 14,
"pattern": "^[A-Za-z]{2}(,[A-Za-z]{2}){0,4}$",
"type": "string"
},
"topic": {
"description": "Required. Condition or service in plain words, for example anxiety, diabetes, acne, Botox, knee pain, ADHD.",
"maxLength": 80,
"type": "string"
},
"verified_only": {
"description": "true keeps only matches whose supporting fact is graded A or B (registry, board, hospital bio, or a second source). Default false.",
"enum": [
"true",
"false"
],
"type": "string"
},
"zip": {
"description": "5-digit US ZIP code. A location is zip, or lat with lng, or city with state.",
"maxLength": 5,
"pattern": "^\\d{5}$",
"type": "string"
}
},
"required": [
"topic"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"count": {
"type": "integer"
},
"coverage_note": {
"type": "string"
},
"data_as_of": {
"type": "string"
},
"disclaimer": {
"type": "string"
},
"next_cursor": {
"type": [
"string",
"null"
]
},
"query": {
"description": "The filters as understood, with any notes.",
"type": "object"
},
"results": {
"items": {
"description": "One clinician. Fields not stated by the practice are null or absent.",
"type": "object"
},
"type": "array"
},
"returned": {
"type": "integer"
},
"source": {
"type": "string"
},
"statement_basis": {
"description": "Facts are what the practice states on its own site, with a source grade.",
"type": "string"
},
"total_matches": {
"type": "integer"
}
},
"required": [
"total_matches",
"results",
"data_as_of"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1793129241/bazaar-icons/e5667360930b8563.png",
"lastUpdated": "2026-10-28T00:20:06.686Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-28T00:20:06.546Z"
},
"resource": "https://api.findmydirectdoctor.com/v1/doctors/treats",
"serviceName": "FindMyDirectDoctor Directory API",
"tags": [
"healthcare",
"doctors",
"direct-primary-care",
"dpc",
"concierge-medicine"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Which doctors treat a condition or offer a service, such as anxiety, diabetes, acne, Botox or knee pain, near a location. Every match is labelled stated (the practice lists it, with the page) or specialty-inferred (the specialty usually treats it, the practice did not say so). Stated matches come first. Generalist labels are never used to infer. Not a referral or a recommendation."
}What the leaf hashes
{"body":"ebab8d139b299bf70b3f694742f82bffbee5564dcff1a5f25a766aa8d6912ac0","id":751134,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793178704893684,"prev":null,"subject":"x402_bazaar:https://api.findmydirectdoctor.com/v1/doctors/treats","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (231336 rows).
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- 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f
- Day root
- 0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e
- Chained
- 0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be
- Published
- On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae