← The evidence ledger
Evidence row 121811
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://stack.halowerk.com/stack/articles/adyen
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- c714bb671a4f4804591f8176230e5fa6f98a039a68100097800014831f850830
- Leaf
- 0x35d866265ea34ca764992796eca1863fc1bb8c2a65ea0843fc272a1d00f2bf18
What was observed
{
"endpoints": [
[
"x402",
"https://stack.halowerk.com/stack/articles/adyen"
]
],
"name": "Tech Detect",
"owner_address": "0x2880edfff13100677bf97a3cbdf3bc34771c4e5e",
"raw": {
"accepts": [
{
"amount": "5000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"asset": "USDC",
"assetTransferMethod": "eip3009",
"eip712Domain": {
"chainId": 8453,
"name": "USD Coin",
"verifyingContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"version": "2"
},
"name": "USD Coin",
"network_name": "Base Mainnet",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
"scheme": "exact"
}
],
"description": "Purpose-bound Adyen observation (payment) using the existing fresh Stack-Monitor. Returns stack_adyen_decision, direct versus inferred status, evidence, optional version difference against a caller-owned baseline and reusable snapshot. Missing fingerprints do not prove absence. No background scheduling, CVE, compatibility or installed-extension inventory. Existing outbound safeguards remain in the injected motor. One public HTTPS root domain, up to150 baseline technologies; 9s timeout.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"url": "https://example.com/"
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"previous": {
"additionalProperties": false,
"properties": {
"observed_at": {
"maxLength": 40,
"type": "string"
},
"technologies": {
"items": {
"additionalProperties": false,
"properties": {
"category": {
"maxLength": 80,
"type": "string"
},
"name": {
"maxLength": 150,
"type": "string"
},
"version": {
"maxLength": 80,
"type": [
"string",
"null"
]
}
},
"required": [
"name",
"category",
"version"
],
"type": "object"
},
"maxItems": 150,
"type": "array"
}
},
"required": [
"observed_at",
"technologies"
],
"type": "object"
},
"url": {
"maxLength": 2048,
"type": "string"
}
},
"required": [
"url"
],
"title": "Adyen fingerprint monitor 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"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-15T01:24:16.608Z",
"quality": {
"l30DaysTotalCalls": 3,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-15T01:24:15.518Z"
},
"resource": "https://stack.halowerk.com/stack/articles/adyen",
"serviceName": "Tech Detect",
"tags": [
"x402",
"halowerk",
"stack_adyen"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Purpose-bound Adyen observation (payment) using the existing fresh Stack-Monitor. Returns stack_adyen_decision, direct versus inferred status, evidence, optional version difference against a caller-owned baseline and reusable snapshot. Missing fingerprints do not prove absence. No background scheduling, CVE, compatibility or installed-extension inventory. Existing outbound safeguards remain in the injected motor. One public HTTPS root domain, up to150 baseline technologies; 9s timeout."
}What the leaf hashes
{"body":"c714bb671a4f4804591f8176230e5fa6f98a039a68100097800014831f850830","id":121811,"kind":"listing","method":"baseline/1","observed_us":1793025620533490,"prev":null,"subject":"x402_bazaar:https://stack.halowerk.com/stack/articles/adyen","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).
- 0x35d82f3a0870e9fe4dbca7428153daff408e5ea77d6662207b5b1aa10f8649b9
- 0x475b0b2d22fed6fce980b3863873d9bb4a02b37df1545b17129b5e7e4c02f4be
- 0x4bd0f452eb02e6c1e91443ce6b888a7b016b6b2614b0573586ad5cc905b15c73
- 0x4bd23d1ebc84e1c2374d6846a1521845ba8e1bcf30566211b541b714be69f63e
- 0x1a15fe926b2bc1e00e2b23083a3f6a12f5470e8dd0d4aaa0de13b776b8d390b8
- 0xfa8f59d272921871b12b55d6e131bb480bd0617c93c3c856378ea15b55da562e
- 0x74bf4e6b85f929021407f430d7eadb16af7ac97fc0f1c8116008660cc608c40f
- 0x30c89b7689ca45ec46b5c7bae31b148459a588a93d8d7f3ba2cc26806cb1e51c
- 0xa74974835ebbfd6fc0e6af1b4e29bccbc7b37f00841c56f369617739571d0f54
- 0x3b4b550f0a49402e225b6398198947525abec6713d355bfda590f5e3f7cbc218
- 0x30ae64b0356d2a2933965306373f46f4bf64268b5a265594ef3370f079c19d92
- 0x992ab7416b80cd368936c788f743fd3ea4576a49e22c75ab0262abf692f8ed6c
- 0xdfc7a920beab71e6882e75c57bf136a5354c4ea989a35108a69046bc62059090
- 0x4338355a835617a26aa0bfcc971e84eb030d84e2aa840e3c8af958921dd080c7
- 0x610738e0c43687aded83c613c73de8b5226c73c375858a167436461c522ea213
- 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
- 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae