← The evidence ledger
Evidence row 19404
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://api.fastaf.co/x402/v1/ebay
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- e7b2d9683f2e4f991535f45627ae51cbf27f9b13d92abce4253ba5f58afd369b
- Leaf
- 0xe7ed537de0876438f4533879dae0e5684b7e13311407416e20c820e790cd4f3b
What was observed
{
"endpoints": [
[
"x402",
"https://api.fastaf.co/x402/v1/ebay"
]
],
"name": "FastAF",
"owner_address": "0x05b75e13f071a09a26b50a18ce5bd02a0755d76f",
"raw": {
"accepts": [
{
"amount": "5000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x05B75e13f071A09A26B50a18Ce5BD02a0755d76F",
"scheme": "exact"
}
],
"description": "eBay product search and item data API for AI agents: eBay search or item URLs return JSON listings or product details with titles, prices, condition, shipping and links when available. Supports marketplace research and price comparison. Provided by FastAF eBay Listings & Item Data. Price: $0.005000 USDC per successful call.",
"extensions": {
"bazaar": {
"info": {
"docsUrl": "https://fastaf.co/docs/",
"homepage": "https://fastaf.co",
"input": {
"method": "GET",
"queryParams": {
"resource": "search",
"url": "https://www.ebay.com/sch/i.html?_nkw=mechanical+keyboard"
},
"type": "http"
},
"openApiUrl": "https://api.fastaf.co/openapi.json",
"output": {
"example": {
"search_results": [
{
"condition": "Pre-owned",
"extracted_price": 45,
"itemId": "123456789012",
"link": "https://www.ebay.com/itm/123456789012",
"position": 1,
"price": "$45.00",
"shipping": "Free shipping",
"title": "Mechanical keyboard with brown switches"
}
]
},
"type": "json"
},
"website": "https://fastaf.co"
},
"metadata": {
"provider": {
"description": "FastAF: Web data for AI agents, pay per call in USDC via x402, no account: Google search, Maps, News, Shopping, Scholar, Jobs, AI Mode, Amazon, eBay, Walmart, Zillow, YouTube transcripts, public LinkedIn/X profiles, scraping and screenshots.",
"docsUrl": "https://fastaf.co/docs/",
"homepage": "https://fastaf.co",
"name": "FastAF",
"openApiUrl": "https://api.fastaf.co/openapi.json",
"website": "https://fastaf.co"
}
},
"routeTemplate": "/x402/v1/ebay",
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"description": "eBay product search and item data API for AI agents: eBay search or item URLs return JSON listings or product details with titles, prices, condition, shipping and links when available. Supports marketplace research and price comparison.",
"properties": {
"docsUrl": {
"format": "uri",
"type": "string"
},
"homepage": {
"format": "uri",
"type": "string"
},
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"additionalProperties": false,
"description": "eBay keyword search using resource=search and a search URL. Item URLs use resource=product.",
"examples": [
{
"resource": "search",
"url": "https://www.ebay.com/sch/i.html?_nkw=mechanical+keyboard"
}
],
"properties": {
"html": {
"description": "Return raw source HTML instead of parsed JSON when true; true/false, default false. No option surcharge; 5 credits per successful request.",
"type": "boolean"
},
"resource": {
"description": "eBay operation: search or product. FastAF defaults to product for /itm/ URLs and search otherwise; both have the same price. No option surcharge; 5 credits per successful request.",
"enum": [
"search",
"product"
],
"examples": [
"search"
],
"type": "string"
},
"url": {
"description": "Required full HTTP(S) eBay search URL (/sch/...) or item URL (/itm/...) on an eBay country domain. Search/filter/pagination options go in this URL. No default. No option surcharge; 5 credits per successful request.",
"examples": [
"https://www.ebay.com/sch/i.html?_nkw=mechanical+keyboard"
],
"format": "uri",
"pattern": "^https?://",
"type": "string"
}
},
"required": [
"url"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"openApiUrl": {
"format": "uri",
"type": "string"
},
"output": {
"properties": {
"example": {
"additionalProperties": true,
"description": "eBay search JSON. search_results contains listing title, itemId, condition, price, extracted_price, shipping and link when available. Item lookups return product_results instead.",
"properties": {
"search_results": {
"items": {
"additionalProperties": true,
"properties": {
"condition": {
"type": "string"
},
"extracted_price": {
"type": "number"
},
"itemId": {
"type": "string"
},
"link": {
"type": "string"
},
"position": {
"type": "number"
},
"price": {
"type": "string"
},
"shipping": {
"type": "string"
},
"title": {
"type": "string"
}
},
"type": "object"
},
"type": "array"
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
},
"website": {
"format": "uri",
"type": "string"
}
},
"required": [
"input"
],
"title": "FastAF eBay Listings & Item Data",
"type": "object"
}
}
},
"lastUpdated": "2026-10-26T01:19:59.739Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-26T01:19:59.281Z"
},
"resource": "https://api.fastaf.co/x402/v1/ebay",
"serviceName": "FastAF",
"tags": [
"data",
"scraping",
"web-data",
"api",
"agents"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "eBay product search and item data API for AI agents: eBay search or item URLs return JSON listings or product details with titles, prices, condition, shipping and links when available. Supports marketplace research and price comparison. Provided by FastAF eBay Listings & Item Data. Price: $0.005000 USDC per successful call."
}What the leaf hashes
{"body":"e7b2d9683f2e4f991535f45627ae51cbf27f9b13d92abce4253ba5f58afd369b","id":19404,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793025331688120,"prev":null,"subject":"x402_bazaar:https://api.fastaf.co/x402/v1/ebay","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).
- 0xe7ed33ab663bdb70f67b8970b1598f83a86fbd9a4659198cb0d32a0551e7cb47
- 0x8352145fedae543e9d30cead3280a77e8217fa4a459b1bca1c202a7f7f9b9133
- 0x4b56d72cec37bd6ac402abc7d433b8c234ab263a1763ff7fe6e46c5f68f8a0d1
- 0x87a596e899f024f96d64755578395f617239cd2c42390907fcee2caff497749c
- 0x65f3c792209e13531e267b7e6f3f7cee9e443cd7f7885a5c9eee17539af4a94e
- 0xca3f91ad8449a48a6d1bcac72ac26729e3bf4ec995fff6726ccf76e4ab8efd96
- 0xe1beada8d9879fc6beb4ffcc24de036fe2c02f740e852e594e2299d331af6605
- 0x876e11971cf62104943faf3e5819165a22575501f0e6e2bb8228cd9fdc38c4d0
- 0xc5b6279776abe90ce03700db144244784753457cc66cded78bb288194a296ae7
- 0x5da7821808d0b41f2fd896fc8aa021cd9f87f6fb804fcaa5fa71fc51d13292df
- 0xf9ef09a725d52af13e504e0eafd5a3073b223792ca665fa964297ee3fc3cee9b
- 0x3d0b5282d5282c30fc9f86662367cab01d0dba65f13d2968391a7d087b79dfb3
- 0xafcc1fe54cfe00a3a1de33df127340075f22433bb89848bbc81499cd7aca5b2b
- 0x9bc5fc98278b9f6dc18c66c6e162aefd5244be03170d41bc5161f58ad11beed7
- 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
- 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
- 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae