← The evidence ledger
Evidence row 121863
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://stack.halowerk.com/stack/articles/mailchimp
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- b438ff78b93fc36a46331470b8f554f6b86778aacb6dbb8c518b7bffc68ac7af
- Leaf
- 0x7c60cd6c724e9d391fd3c6cb6449b6cc4fe584e410417632272333c79ae2b949
What was observed
{
"endpoints": [
[
"x402",
"https://stack.halowerk.com/stack/articles/mailchimp"
]
],
"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 Mailchimp observation (marketing) using the existing fresh Stack-Monitor. Returns stack_mailchimp_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": "Mailchimp 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": "2026-10-14T16:19:05.296Z",
"quality": {
"l30DaysTotalCalls": 3,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-14T16:19:04.871Z"
},
"resource": "https://stack.halowerk.com/stack/articles/mailchimp",
"serviceName": "Tech Detect",
"tags": [
"x402",
"halowerk",
"stack_mailchimp"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Purpose-bound Mailchimp observation (marketing) using the existing fresh Stack-Monitor. Returns stack_mailchimp_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":"b438ff78b93fc36a46331470b8f554f6b86778aacb6dbb8c518b7bffc68ac7af","id":121863,"kind":"listing","method":"baseline/1","observed_us":1793025620590278,"prev":null,"subject":"x402_bazaar:https://stack.halowerk.com/stack/articles/mailchimp","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).
- 0x7c6115136dfd860fd2138f2ba233806dc248255a8f11268b95e9dd18dcc92a48
- 0x33d38ad8cd315597749a64797eb13a37a7bb1a78e569221d67cff4f0b27fa69c
- 0x08ea50a67a2368d0b7c3160e700dda93d15644900948c2d514051f054e9741e0
- 0xdc287c04d584b4eed455c462ed7b67554ef936dc6b2ccefb342ad2b56c3231f9
- 0x586fba9fbc9c7199450309f5203551a23bfdaece888de771248be8fd6b530847
- 0x7b11a4ffcfdefc52ba4f3c3ba11eee411ff6f7e0c959afa9d80d96684c575a34
- 0xb14772176444a95d081449add4ca542745cd5f7d59391131531b5cbf168bf8d7
- 0xdddeeb3f2c46650aa1f7e44d2e77a5a8be261a1f9cd78a02dc6d34e5b9ceb665
- 0x61aee832c893156dbde012f675e5d5120e4a1a74802d845d9247f671077c5a46
- 0x0c3432fd40f1f8418cebc1fc547110c754897d4ba829a0e95408b105a7ebe118
- 0x2c4bc324cca0a9cf9acc1b58f29ce72853140e0ac2b1e69e9b827dfe71904616
- 0x779c77295186b32da6387dfb36d3a76522e7d713472a7cebed7c93529ccc4be6
- 0x0bffb634300aa5609bddaa79e8d31d7cde36c0a5a4465472f809b9f5287e40d2
- 0x7721d38652b6444b18e1193824e50490ade04851ce6221771f6e374c4527d80f
- 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
- 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
- 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae