← The evidence ledger
Evidence row 425255
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://asin402.com/api/product
- Recorded
- Previous row
- #407459
- Body SHA-256
- 3dd9558d174ea9f61698338219c114388bc860061359843102a477d982ca5669
- Leaf
- 0xeb8717b00e8c466077cfa713cc3a27b0321529c28392022c181e1275bcf82a48
What was observed
{
"endpoints": [
[
"x402",
"https://asin402.com/api/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 + price history + monthly sales by ASIN. One call, one ASIN: current buy box, Amazon, lowest new and used prices PLUS 30/90/180-day price averages and the typical 180-day price range, estimated monthly sales, sales rank, rating, review count, offer count, brand, category, image. From tracked marketplace history, not a page scrape. 11 Amazon marketplaces (domain=us, uk, de, fr, jp, ca, it, es, in, mx, br). Free sample: /api/sample/product",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"asin": "0735211299"
},
"type": "http"
},
"output": {
"example": {
"amazon_is_seller": false,
"asin": "0735211299",
"brand": "Avery",
"category": "Books > Self-Help > Motivational",
"currency": "USD",
"data_as_of": "2026-10-26T18:40:00.000Z",
"image": "https://m.media-amazon.com/images/I/81ANaVZk5LL.jpg",
"marketplace": "us",
"monthly_sold_estimate": 600,
"new_offer_count": 7,
"price": {
"buy_box": 24.99,
"new_lowest": 23.99,
"used_lowest": 18.5
},
"price_history": {
"avg_180d": 29.5,
"avg_30d": 26.5,
"avg_90d": 28.99,
"basis": "buy_box",
"percent_vs_90d_avg": -13.8,
"typical_high_180d": 29.5,
"typical_low_180d": 25.5
},
"rating": 4.6,
"review_count": 3840,
"sales_rank": 4210,
"title": "Atomic Habits: An Easy & Proven Way to Build Good Habits & Break Bad Ones",
"url": "https://www.amazon.com/dp/0735211299"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"asin": {
"description": "Amazon ASIN, 10 characters (books: ISBN-10)",
"type": "string"
},
"domain": {
"description": "Marketplace: us, uk, de, fr, jp, ca, it, es, in, mx, br. Default us",
"type": "string"
}
},
"required": [
"asin"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"amazon_is_seller": {
"type": "boolean"
},
"asin": {
"type": "string"
},
"brand": {
"type": "string"
},
"category": {
"type": "string"
},
"currency": {
"type": "string"
},
"data_as_of": {
"type": "string"
},
"image": {
"type": "string"
},
"marketplace": {
"type": "string"
},
"monthly_sold_estimate": {
"type": "integer"
},
"new_offer_count": {
"type": "integer"
},
"price": {
"properties": {
"buy_box": {
"type": "number"
},
"new_lowest": {
"type": "number"
},
"used_lowest": {
"type": "number"
}
},
"type": "object"
},
"price_history": {
"properties": {
"avg_180d": {
"type": "number"
},
"avg_30d": {
"type": "number"
},
"avg_90d": {
"type": "number"
},
"basis": {
"type": "string"
},
"percent_vs_90d_avg": {
"type": "number"
},
"typical_high_180d": {
"type": "number"
},
"typical_low_180d": {
"type": "number"
}
},
"type": "object"
},
"rating": {
"type": "number"
},
"review_count": {
"type": "integer"
},
"sales_rank": {
"type": "integer"
},
"title": {
"type": "string"
},
"url": {
"type": "string"
}
},
"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": "2026-10-27T04:58:23.789Z",
"quality": {
"l30DaysTotalCalls": 5,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-27T04:58:23.604Z"
},
"resource": "https://asin402.com/api/product",
"serviceName": "ASIN402",
"tags": [
"amazon",
"ecommerce",
"product-data",
"price-history",
"fba"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Amazon price + price history + monthly sales by ASIN. One call, one ASIN: current buy box, Amazon, lowest new and used prices PLUS 30/90/180-day price averages and the typical 180-day price range, estimated monthly sales, sales rank, rating, review count, offer count, brand, category, image. From tracked marketplace history, not a page scrape. 11 Amazon marketplaces (domain=us, uk, de, fr, jp, ca, it, es, in, mx, br). Free sample: /api/sample/product"
}What the leaf hashes
{"body":"3dd9558d174ea9f61698338219c114388bc860061359843102a477d982ca5669","id":425255,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793086108695084,"prev":407459,"subject":"x402_bazaar:https://asin402.com/api/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).
- 0xeb86b107c0438df746b8e55c491f387c877ec7e229874959b764492c2d34758b
- 0x1ef13aba0599fea330364be7235f923a0e1120678cac22f264534c07885163b2
- 0xb07b5ea4b46dc2659bdc76b3dd0c5ab7536bf55c48c9be012859aea553f43094
- 0x42c5912b3b3f718b708776055457946a2bcfc966dfa3c2923d9d7eb9dc282f76
- 0x37abf3efc49f18b1fa34c9b74f4bfef241644479a02c3c605bd44c14ec14d8ef
- 0x6693b7b203fe8d4360ffdcf46ce5b0887bc819d63040963e5158afb49a9d2bbd
- 0x35e160a8a6ff6656e597b00f1b722c8b4d8d85483782054e9893556b7bcec44f
- 0x623a120885a7a4f25429315827f5380ae0c9bd14fff9e335bc9d1da8d8c0258d
- 0x620c84fe9b7b67504d23207c5092f2c18c45cce6f17c785d3556e83aff72a907
- 0xdaf848f74770c7306d5ce0afa39fe9e157a88d16c1379890545e1752b9240a2a
- 0x8d7aa81f73a59db43b926bc8fc89ae1cba0632ecf1e5b94b087e267f66888fba
- 0x71d164c799d87b4dc25af672a70aaf73791d8dbb1786a5d4eb3ead269cb7c28a
- 0x89602081fbcc80aef8908f5df765767a1a41cc8b089111259ea78e6583a8bc4b
- 0x41f9f462759cb539183e979fb3eb967d94755cf039c44a64a9a3c4ad97523cfd
- 0x56f7109d4cde42492651beb1237c13cdcbf95e6fee2b2482391a2388e04c4629
- 0x8745bd887f5ce9f7a49558fd2b04cdcd97a05ea9f8a23f62d0e80cb13d328b0f
- 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
- 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
- 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699
- Day root
- 0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795
- Chained
- 0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4
- Published
- On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4