← The evidence ledger
Evidence row 417525
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://asin402.com/api/data/product
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 3439b1db79f315841a12e58c2f0b887b77cc4272eb2f601663ff3708a48eed7b
- Leaf
- 0x4d0dd71bfd48fc5f4bd1bfb1eca743027f88b7a464c8fc02f61c84759e8fae1f
What was observed
{
"endpoints": [
[
"x402",
"https://asin402.com/api/data/product"
]
],
"name": "ASIN402",
"owner_address": "0x820bb89345d372288c77c65d70b6ca3db395c191",
"raw": {
"accepts": [
{
"amount": "5000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 120,
"network": "eip155:8453",
"payTo": "0x820bb89345d372288C77c65d70b6CA3dB395C191",
"scheme": "exact"
}
],
"description": "Amazon price history API: full product data for 1-100 ASINs. Complete Amazon price history and sales-rank history (full tracked history) plus current prices, buy box, live offers and stock, ratings history, monthly sales, variations, dimensions and fees for 1-100 ASINs (or UPC/EAN) per call. Clean JSON with ISO dates. From $0.005 per product; options like offers and buybox add credits. Use history=0 for current data only. Free sample: /api/sample/data-product",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"asin": "0735211299",
"buybox": 1,
"rating": 1
},
"type": "http"
},
"output": {
"example": {
"_meta": {
"cached": false,
"marketplace_domain_id": 1,
"price_paid": "$0.005"
},
"products": [
{
"asin": "0735211299",
"brand": "Avery",
"categories": [
{
"id": 283155,
"name": "Books"
},
{
"id": 4736,
"name": "Self-Help"
}
],
"currency": "USD",
"fba_fees": {
"pick_and_pack": 5.12
},
"history": {
"BUY_BOX_SHIPPING": [
[
"2026-04-29T18:40:00.000Z",
29.5
],
[
"2026-05-02T18:40:00.000Z",
29.5
]
],
"NEW": [
[
"2026-04-29T18:40:00.000Z",
28.5
],
[
"2026-05-02T18:40:00.000Z",
28.5
]
]
},
"images": [
"https://m.media-amazon.com/images/I/81ANaVZk5LL.jpg"
],
"last_update": "2026-05-27T00:00:00.000Z",
"manufacturer": "Avery",
"marketplace": "us",
"monthly_sold_estimate": 600,
"package": {},
"referral_fee_pct": 15,
"stats": {
"buy_box_price": 24.99,
"by_series": {
"BUY_BOX_SHIPPING": {},
"COUNT_NEW": {},
"COUNT_REVIEWS": {},
"NEW": {},
"RATING": {},
"SALES_RANK": {},
"USED": {}
},
"out_of_stock_pct_90d": {
"AMAZON": -1,
"NEW": 4
},
"sales_rank_drops30": 410,
"sales_rank_drops90": 1150,
"total_offer_count": 7
},
"title": "Atomic Habits: An Easy & Proven Way to Build Good Habits & Break Bad Ones"
}
]
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"aplus": {
"description": "Include A+ content. No extra cost.",
"enum": [
0,
1
],
"type": "integer"
},
"asin": {
"description": "ASIN or comma-separated list of up to 100 ASINs. Use asin OR code.",
"type": "string"
},
"buybox": {
"description": "Buy box price, winner history and buy box statistics. +2 credits per product (included free with offers).",
"enum": [
0,
1
],
"type": "integer"
},
"code": {
"description": "UPC, EAN, GTIN or ISBN-13 (comma-separated, up to 100). Use asin OR code.",
"type": "string"
},
"code_limit": {
"description": "With code: max products returned per code.",
"type": "integer"
},
"days": {
"description": "Limit history to the last N days.",
"type": "integer"
},
"domain": {
"description": "Amazon marketplace: us, uk, de, fr, jp, ca, it, es, in, mx, br. Default us.",
"type": "string"
},
"format": {
"description": "clean (default): readable JSON, prices in currency units, ISO dates. raw: compact native format (prices in cents, timestamps as minutes since 2011-01-01, flat history arrays).",
"enum": [
"clean",
"raw"
],
"type": "string"
},
"historical_variations": {
"description": "Include historical and out-of-stock variation ASINs. +1 credit per product with a parent.",
"enum": [
0,
1
],
"type": "integer"
},
"history": {
"description": "1 (default) includes full price/rank history; 0 removes it for a smaller, faster response.",
"enum": [
0,
1
],
"type": "integer"
},
"offers": {
"description": "20-100. Fetch live marketplace offers (sellers, prices, FBA/FBM, Prime). Costs about 6 credits per 10 offers per product instead of the base credit; takes 2-20 seconds.",
"type": "integer"
},
"only_live_offers": {
"description": "With offers: return only currently live offers.",
"enum": [
0,
1
],
"type": "integer"
},
"rating": {
"description": "Rating and review-count history. Up to +1 credit per product.",
"enum": [
0,
1
],
"type": "integer"
},
"series": {
"description": "clean format only. Comma-separated price/rank histories to include, or \"all\". Default BUY_BOX_SHIPPING,AMAZON,NEW,SALES_RANK. Available: AMAZON, NEW, USED, SALES_RANK, LIST_PRICE, COLLECTIBLE, REFURBISHED, NEW_FBM_SHIPPING, LIGHTNING_DEAL, WAREHOUSE, NEW_FBA, COUNT_NEW, COUNT_USED, COUNT_REFURBISHED, COUNT_COLLECTIBLE, EXTRA_INFO_UPDATES, RATING, COUNT_REVIEWS, BUY_BOX_SHIPPING, USED_NEW_SHIPPING, USED_VERY_GOOD_SHIPPING, USED_GOOD_SHIPPING, USED_ACCEPTABLE_SHIPPING, COLLECTIBLE_NEW_SHIPPING, COLLECTIBLE_VERY_GOOD_SHIPPING, COLLECTIBLE_GOOD_SHIPPING, COLLECTIBLE_ACCEPTABLE_SHIPPING, REFURBISHED_SHIPPING, EBAY_NEW_SHIPPING, EBAY_USED_SHIPPING, TRADE_IN, RENT, BUY_BOX_USED_SHIPPING, PRIME_EXCL.",
"type": "string"
},
"stats": {
"description": "Add a statistics object (current, averages, min/max) over the last N days. Default 180. 0 to disable. No extra cost.",
"type": "integer"
},
"stock": {
"description": "With offers: stock quantity per offer. Up to +2 credits per product.",
"enum": [
0,
1
],
"type": "integer"
},
"update": {
"description": "Refresh data older than N hours. 0 = force live refresh (+1 credit per product if recently updated). -1 = never refresh. Default 1.",
"type": "integer"
},
"videos": {
"description": "Include video metadata. No extra cost.",
"enum": [
0,
1
],
"type": "integer"
}
},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"_meta": {
"properties": {
"cached": {
"type": "boolean"
},
"marketplace_domain_id": {
"type": "integer"
},
"price_paid": {
"type": "string"
}
},
"type": "object"
},
"products": {
"items": {
"properties": {
"asin": {
"type": "string"
},
"brand": {
"type": "string"
},
"categories": {
"items": {
"properties": {
"id": {
"type": "integer"
},
"name": {
"type": "string"
}
},
"type": "object"
},
"type": "array"
},
"currency": {
"type": "string"
},
"fba_fees": {
"properties": {
"pick_and_pack": {
"type": "number"
}
},
"type": "object"
},
"history": {
"properties": {
"BUY_BOX_SHIPPING": {
"items": {
"type": "array"
},
"type": "array"
},
"NEW": {
"items": {
"type": "array"
},
"type": "array"
}
},
"type": "object"
},
"images": {
"items": {
"type": "string"
},
"type": "array"
},
"last_update": {
"type": "string"
},
"manufacturer": {
"type": "string"
},
"marketplace": {
"type": "string"
},
"monthly_sold_estimate": {
"type": "integer"
},
"package": {
"properties": {},
"type": "object"
},
"referral_fee_pct": {
"type": "integer"
},
"stats": {
"properties": {
"buy_box_price": {
"type": "number"
},
"by_series": {
"properties": {
"BUY_BOX_SHIPPING": {
"properties": {},
"type": "object"
},
"COUNT_NEW": {
"properties": {},
"type": "object"
},
"COUNT_REVIEWS": {
"properties": {},
"type": "object"
},
"NEW": {
"properties": {},
"type": "object"
},
"RATING": {
"properties": {},
"type": "object"
},
"SALES_RANK": {
"properties": {},
"type": "object"
},
"USED": {
"properties": {},
"type": "object"
}
},
"type": "object"
},
"out_of_stock_pct_90d": {
"properties": {
"AMAZON": {
"type": "integer"
},
"NEW": {
"type": "integer"
}
},
"type": "object"
},
"sales_rank_drops30": {
"type": "integer"
},
"sales_rank_drops90": {
"type": "integer"
},
"total_offer_count": {
"type": "integer"
}
},
"type": "object"
},
"title": {
"type": "string"
}
},
"type": "object"
},
"type": "array"
}
},
"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/v1793047148/bazaar-icons/9e69a0fc0922f515.png",
"lastUpdated": "2026-10-27T01:45:24.113Z",
"quality": {
"lastCalledAt": "2026-10-27T01:45:24.113Z"
},
"resource": "https://asin402.com/api/data/product",
"serviceName": "ASIN402",
"tags": [
"amazon",
"ecommerce",
"product-data",
"price-history",
"fba"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Amazon price history API: full product data for 1-100 ASINs. Complete Amazon price history and sales-rank history (full tracked history) plus current prices, buy box, live offers and stock, ratings history, monthly sales, variations, dimensions and fees for 1-100 ASINs (or UPC/EAN) per call. Clean JSON with ISO dates. From $0.005 per product; options like offers and buybox add credits. Use history=0 for current data only. Free sample: /api/sample/data-product"
}What the leaf hashes
{"body":"3439b1db79f315841a12e58c2f0b887b77cc4272eb2f601663ff3708a48eed7b","id":417525,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793080849488468,"prev":null,"subject":"x402_bazaar:https://asin402.com/api/data/product","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (273461 rows).
- 0x4d0df327386ef713110e412504273d3f713b81c5da02912a36cc8c0c0ba40f82
- 0x14d4f5f88a5aadbbe57f9d75c59cc3199eee0d77ac2251a8feff361d2221e8a4
- 0xd06a8cb4b1f89aec45585bd8b5ccb36f6eda0454b2cbbf5f4f4551cb1c0b35d7
- 0x5476def918d0103a8a8c04faed5979bde8030d86c69061be3efa9373000cb609
- 0x8699ba99764e46211859907a176603f45d4e9012de6ad5d5c494b9a25e608173
- 0xb676fe6efa31f17ce1da2810838505846e5b0d2f6917c5b98d04592ff99b9383
- 0x23785a96b5383b2f45d11cd27133b4ef11a331a7665d074d79e302b198d74637
- 0x3f8af8c528148ab7f529064f062762aa02dd564f807368e68cb3918606fbf064
- 0x3112a7b0b654103b064f00944b0c7a784a62cfd98513fc14ab83f50e2f58ccf6
- 0x9305fa39c0bfbf15674949ab145ca0a40479400bedc3333826053de29a32e9ef
- 0x699e1831216ceb5d0324397f8f4f58989765f950328c8adcbcb3a202d688993c
- 0xf9b21ec258212225fc012a1ed6399d0ec608e930f4423d2badb8be79550861ef
- 0x797da99476c7ebaa971607ae725e5e240b79de9e49d28859b94de107c850aaab
- 0x9ea0c6a53f80a30b6f13671109f98a000cf98e581875129f4be4b57131d06364
- 0xb78ea6a255dd06e2f402a1a733bca392fa6243920bcba95e8b80bdfc6ce5f553
- 0x3ed50f053eca72dfd3a9d45a11935240bfe691e57835c367ddebe2cbc49efe9d
- 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
- 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
- 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699
- Day root
- 0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795
- Chained
- 0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4
- Published
- On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4