← The evidence ledger
Evidence row 407459
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://asin402.com/api/product
- Recorded
- Previous row
- #298704
- Body SHA-256
- fb3f7265a1e9f83ec294cbb80bcfd3a5ca8f5f710ce821ec667295ee45200062
- Leaf
- 0xcf5db65dab2f21f95eda12b6b676ee6cacbaf28b19cc6791cd5d859747691c6a
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": 3,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-26T22:19:26.636Z"
},
"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":"fb3f7265a1e9f83ec294cbb80bcfd3a5ca8f5f710ce821ec667295ee45200062","id":407459,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793080248878376,"prev":298704,"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).
- 0xcf5dc2eb876ec8cf45e50b73274562a5a1afc95547ce5fdc2d583b119993d5bd
- 0xc1d20cf70a15e59aeacd5fdd93631748077c7f16526ecda33badf1dbcf480c21
- 0xb31f1327d9156689f85cd3abdc8a5fcceb565c4a0ebdb599031b29cfc33c39b6
- 0x3c58480f3d0a7d7cadb25eb9b02438785e9379a117354c0b3b7e429b40a8859e
- 0xc21e78863bfde39cc36dae0d9d8903e124c2684a4f0752b433b10b54615abbdf
- 0x7356ad9057b7b84f94a937cad796b16a9e1d5f1bfd23796f5611145e5342c21a
- 0x686ed5139dcde17c88140e60e610d00373dc1f28d00d9e335f548050c651832f
- 0x6ec48b3f8f364179e32d6bdc39820ad2a5a197a43d4c65e5adb274df7bcf3cbc
- 0xb90a3907438e0d7ec5dae25b075139ee05fdffea7bcdaf341dd7248f4a56bc6d
- 0x265e21bc620afd5f46c449651a2ec139e67fa79e03222ea0e866b26e92d7ffca
- 0x1b795fb9abcd1a676d4c0ff9d91ca003c12e195f5c97f0608cf1bba69a05bb30
- 0x66e8d9e469038ef11a686abeed12c8ceb38a1a8cd79012ccf20d29a30858cbbc
- 0xeb77e9d1884bf470f4a13a5869956a83ac37957112a29ccb9e63ddf7791b5a0b
- 0xcc49fd573532e5a29f5be4033f62a2eff71456c020bd2258312b98e95cfe301e
- 0x969cd44e5a4e8dc3110540398fbf689659eb51df735c1cda5d8f021ef9ff5683
- 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
- 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
- 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
- 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699
- Day root
- 0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795
- Chained
- 0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4
- Published
- On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4