← The evidence ledger
Evidence row 66471
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://api.healthtravel-api.workers.dev/api/health/fda-medical-device-510k
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- aca4303b5c7cde7822e2f872dc4881435eb21a374916903a79f0a0da43c1cdce
- Leaf
- 0x831383c6d64873c872ab7d2fba9a6b67071c2b4557735cc6918b49f5698de9b6
What was observed
{
"endpoints": [
[
"x402",
"https://api.healthtravel-api.workers.dev/api/health/fda-medical-device-510k"
]
],
"name": "SiteCheck Health & Travel",
"owner_address": "0xb8491f953e6860d3b5840b73c60883ff099ceafa",
"raw": {
"accepts": [
{
"amount": "2000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0xb8491F953e6860D3b5840b73c60883Ff099ceAfA",
"scheme": "exact"
},
{
"amount": "2000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "BFK9TLC3edb13K6v4YyH3DwPb5DSUpkWvb7XnqCL9b4F"
},
"maxTimeoutSeconds": 300,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "J8vnmBx4pS1X7UUBTfz1yWBKiw69Dj2yRGRHDaXBRdhR",
"scheme": "exact"
},
{
"amount": "2000",
"asset": "0x3600000000000000000000000000000000000000",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:5042",
"payTo": "0xa4751fCAa83c9669cfe507bb6807507729839be3",
"scheme": "exact"
},
{
"amount": "2000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:137",
"payTo": "0xb8491F953e6860D3b5840b73c60883Ff099ceAfA",
"scheme": "exact"
},
{
"amount": "2000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:42161",
"payTo": "0xb8491F953e6860D3b5840b73c60883Ff099ceAfA",
"scheme": "exact"
},
{
"amount": "2000",
"asset": "0x754704Bc059F8C67012fEd69BC8A327a5aafb603",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:143",
"payTo": "0xb8491F953e6860D3b5840b73c60883Ff099ceAfA",
"scheme": "exact"
},
{
"amount": "2000",
"asset": "0x79A02482A880bCE3F13e09Da970dC34db4CD24d1",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:480",
"payTo": "0xb8491F953e6860D3b5840b73c60883Ff099ceAfA",
"scheme": "exact"
},
{
"amount": "2000",
"asset": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:10",
"payTo": "0xb8491F953e6860D3b5840b73c60883Ff099ceAfA",
"scheme": "exact"
},
{
"amount": "2000",
"asset": "0xcebA9300f2b948710d2653dD7B07f33A8B32118C",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:42220",
"payTo": "0xb8491F953e6860D3b5840b73c60883Ff099ceAfA",
"scheme": "exact"
},
{
"amount": "0.002",
"asset": "524C555344000000000000000000000000000000",
"extra": {
"areFeesSponsored": false,
"invoiceId": "5b5e12eb-3e0a-4790-9520-e4bb7dc0e38a",
"issuer": "rMxCKbEDwqr76QuheSUMdEGf4B9xJ8m5De",
"sourceTag": 804681468
},
"maxTimeoutSeconds": 300,
"network": "xrpl:0",
"payTo": "rDxNZCDfLxUzeMWGGwsY3sjQT8eoZCf8UJ",
"scheme": "exact"
},
{
"amount": "1534",
"asset": "XRP",
"extra": {
"areFeesSponsored": false,
"invoiceId": "85e68119-1596-4259-acc9-1cdc19d88b01",
"sourceTag": 804681468
},
"maxTimeoutSeconds": 300,
"network": "xrpl:0",
"payTo": "rDxNZCDfLxUzeMWGGwsY3sjQT8eoZCf8UJ",
"scheme": "exact"
}
],
"description": "FDA 510(k) premarket notifications (openFDA): K-number, device name, applicant, decision (e.g. Substantially Equivalent), decision and received dates, product code and advisory committee. Up to 10 per call.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"max": "2",
"q": "catheter"
},
"type": "http"
},
"output": {
"example": {
"checkedAt": "2026-10-23T09:36:22.804Z",
"clearances": [
{
"advisoryCommittee": "Cardiovascular",
"applicant": "C.R. Bard, Inc.",
"clearanceType": "Traditional",
"dateReceived": "1991-02-26",
"decision": "Substantially Equivalent",
"decisionDate": "1991-08-29",
"deviceName": "BARD PERIPHERAL BALLOON DILATATION CATHETER",
"kNumber": "K910822",
"productCode": "LIT",
"url": "https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfpmn/pmn.cfm?ID=K910822"
},
{
"advisoryCommittee": "Gastroenterology, Urology",
"applicant": "Sherwood Medical Co.",
"clearanceType": "Traditional",
"dateReceived": "1998-04-15",
"decision": "Substantially Equivalent",
"decisionDate": "1998-11-25",
"deviceName": "MAHURKAR 13.5 FR CUFFED CATHETER WITH CURVED EXTENSIONS",
"kNumber": "K981365",
"productCode": "MSD",
"url": "https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfpmn/pmn.cfm?ID=K981365"
}
],
"query": "CATHETER",
"source": "https://api.fda.gov/device/510k.json",
"total": 4691
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"max": {
"description": "How many clearances, 1 to 10 (default 5)",
"type": "string"
},
"q": {
"description": "Device name words, letters, digits and spaces, 2 to 60 characters",
"type": "string"
}
},
"required": [
"q"
],
"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": "2026-10-23T20:25:53.561Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-23T20:25:53.415Z"
},
"resource": "https://api.healthtravel-api.workers.dev/api/health/fda-medical-device-510k",
"serviceName": "SiteCheck Health & Travel",
"tags": [
"health",
"fda",
"medical",
"device",
"510k"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "FDA 510(k) premarket notifications (openFDA): K-number, device name, applicant, decision (e.g. Substantially Equivalent), decision and received dates, product code and advisory committee. Up to 10 per call."
}What the leaf hashes
{"body":"aca4303b5c7cde7822e2f872dc4881435eb21a374916903a79f0a0da43c1cdce","id":66471,"kind":"listing","method":"baseline/1","observed_us":1793025460620465,"prev":null,"subject":"x402_bazaar:https://api.healthtravel-api.workers.dev/api/health/fda-medical-device-510k","subject_kind":"source_record"}Proof
Its day has not closed yet. A day closes ten minutes after midnight UTC; the proof appears here then.