← The evidence ledger
Evidence row 1791373
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://minty-sprout.onrender.com/v1/x402-due-diligence
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 1768463c7185636eb7fd1becff92daadb74d0231335278f3b36ff1a3bcc6cac4
- Leaf
- 0xea072062e247932dca641eac7ea8062ddb804c2d6f7ff77aa702132dab4fbeed
What was observed
{
"endpoints": [
[
"x402",
"https://minty-sprout.onrender.com/v1/x402-due-diligence"
]
],
"name": "Foundry",
"owner_address": "0x11dced0487ca3e7d9032029dcb302253ccf4e0de",
"raw": {
"accepts": [
{
"amount": "10000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x11DCED0487cA3E7d9032029DCb302253ccF4e0DE",
"scheme": "exact"
}
],
"description": "x402 seller due diligence: everything in x402-preflight PLUS on-chain proof of real demand (USDC actually received by the seller's payTo in the last 24h: payments, distinct payers, volume) and a Bazaar listing-truth audit (is this URL listed, does the listed price match what it charges). Reveals dead, fake or mispriced sellers before payment.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"input": "https://x402-preflight.nextill-pos.workers.dev/v1/preflight"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"bazaar_extension": true,
"issues": [],
"latency_ms": 1001,
"method": "GET",
"options": [
{
"asset_symbol": "USDC",
"issues": [],
"network": "eip155:8453",
"pay_to": "0xB3cDDccEe6B150c8efFD55B961afc0Ecefe7f247",
"price_usd": 0.003,
"scheme": "exact",
"verdict": "ok"
}
],
"seller": {
"bazaar": {
"checked": true,
"listed_price_usd": 0.003,
"price_matches_listing": true,
"this_url_listed": true
},
"issues": [],
"network": "eip155:8453",
"onchain": {
"distinct_payers": 8,
"pay_to_is_contract": false,
"payments": 34,
"usdc_received": 6.18,
"window_hours": 24
},
"pay_to": "0xB3cDDccEe6B150c8efFD55B961afc0Ecefe7f247"
},
"status": 402,
"url": "https://x402-preflight.nextill-pos.workers.dev/v1/preflight",
"verdict": "ok",
"x402_version": 2
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"input": {
"description": "URL of a paid x402 endpoint to investigate before paying it",
"maxLength": 8000,
"type": "string"
}
},
"required": [
"input"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"issues": {
"type": "array"
},
"latency_ms": {
"type": "integer"
},
"options": {
"type": "array"
},
"seller": {
"type": "object"
},
"status": {
"type": "integer"
},
"verdict": {
"enum": [
"ok",
"warn",
"block"
]
},
"x402_version": {
"type": [
"integer",
"null"
]
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-31T22:32:08.896Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-31T22:32:08.692Z"
},
"resource": "https://minty-sprout.onrender.com/v1/x402-due-diligence",
"serviceName": "Foundry",
"tags": [
"x402",
"due-diligence",
"seller",
"reputation",
"onchain"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "x402 seller due diligence: everything in x402-preflight PLUS on-chain proof of real demand (USDC actually received by the seller's payTo in the last 24h: payments, distinct payers, volume) and a Bazaar listing-truth audit (is this URL listed, does the listed price match what it charges). Reveals dead, fake or mispriced sellers before payment."
}What the leaf hashes
{"body":"1768463c7185636eb7fd1becff92daadb74d0231335278f3b36ff1a3bcc6cac4","id":1791373,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793559982571684,"prev":null,"subject":"x402_bazaar:https://minty-sprout.onrender.com/v1/x402-due-diligence","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (302406 rows).
- 0xea07fadff0bcdd6d49bb0fb1ef2793d0967d524efcdd478a3432a92e4ed9a42a
- 0xc38b85db3778474ef1abe22b7615730c9e451bf1835f5c7274aaac17acecd296
- 0x2f98638445f001c175ab150ff9b3f4ad24b0c97bb9a4673ffef41d8c85b1761f
- 0x51eb07cfe7eb2bb147e75825f6fded23f0520bc881dcae33f8619a8ad3ccea4f
- 0x75c01c0f447e163e7e21a26c5522cee5b638385274646a1c56a703b20106ebe2
- 0x743ee7caa97a8c0316996be80f92d93bd37ecdf30116b9ae5ff64d03205d4dd6
- 0xfb9572c1792c0cd9e2fa62d14c7915eb93beacc96eb89f9be2496277518f3716
- 0xdc2040f63cc1f0c741f0450b5bfad0c318786f9f97aacd5024c7f65c03f02044
- 0x18b75c8b706d3c2ff5f112d41b8dcd47f45ab4abc948a171db4518c7e97a6256
- 0x664893e96542d147607e9918f11e4a2a2683aa1a2a385d2846e80f528082a767
- 0xf2bb0e16d4be6b318f61f8327c7ca5ba3625b57f44dc3b20921ae4002cbb8e51
- 0x1f312e74c87da8ecee6d936c3b2b94559c2f69204ba5da79c6aa8c768064c908
- 0x0634a45000fa6f73103fbba8bbeae4bebdb256b75effa591aeb1cdeebe8a0e87
- 0x08ed21745c44c46e78fecd46aa9c74f653629b2db356d3eb07ea5f89f52ed2ee
- 0xab7a3fc66c9797d0e63453ae08b7e56806e93e038fb5c65065ad1ba1e1d9114c
- 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
- 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d
- Day root
- 0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
- Chained
- 0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
- Published
- On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90