← The evidence ledger
Evidence row 121879
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://stack.halowerk.com/stack/articles/python
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- b2fa0e0eff846a3981fc458b421db646dcbd5ac79cc7dc87db48f2420ff0c8df
- Leaf
- 0x547c822b9457e3654ffa7d4ce68de72f38219f4ce93a34db07752d41a3413536
What was observed
{
"endpoints": [
[
"x402",
"https://stack.halowerk.com/stack/articles/python"
]
],
"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 Python observation (language) using the existing fresh Stack-Monitor. Returns stack_python_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": "Python 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": "2026-10-14T15:38:48.013Z",
"quality": {
"l30DaysTotalCalls": 3,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-14T15:38:47.542Z"
},
"resource": "https://stack.halowerk.com/stack/articles/python",
"serviceName": "Tech Detect",
"tags": [
"x402",
"halowerk",
"stack_python"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Purpose-bound Python observation (language) using the existing fresh Stack-Monitor. Returns stack_python_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":"b2fa0e0eff846a3981fc458b421db646dcbd5ac79cc7dc87db48f2420ff0c8df","id":121879,"kind":"listing","method":"baseline/1","observed_us":1793025620609583,"prev":null,"subject":"x402_bazaar:https://stack.halowerk.com/stack/articles/python","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).
- 0x547cb48640c70ad3176e5ed15f3709cd8ef3ed66d37294b4fca12ee032fe3827
- 0xf5d2129cd5cf1d81f8da2f03c7f2a22ba8ba2116339f6bb077f70f4701cf6647
- 0x911983d696b8b49d1fcc572f5eae4487ff090c6eb157dd47d72b5cc53e43ddb2
- 0xd835dd6342470a492a3e02ecf030011f886a397b87289915efcf83f239ce7556
- 0x3982a91affef829f7648e253591c88dba7ea1e8ddfc1837f9aad8918831ca181
- 0x364874468565cc67df518777c6e93700c7a7daedaa66c54374e64febab6732b6
- 0x7e08fb13e9c6eb6abe59db56a9f9cf2370733b4345e1e2082ec3614c88663f7b
- 0x3de356f20e26d87d9134eed7b88114c0dbdf74aa609866f13ee270666f7b0afb
- 0x9f0c3a4ac6c78541c9f0eb622e24fda22d9d71b3a5b937bda3344acf162b76a0
- 0xbe52a1de9424037e1e4260713fa281437aa5a001a2cf6c6f46bcd832ee5770bd
- 0xec824c3c9c635c0935294afc42b42d41176d63a67e608b45abf49b05e262e664
- 0x774d66905c34a786c6d34bf1c4491dbdb08f534c9eb5f76cf3de03385d28f388
- 0xd830c52e1e8095e014510110592485afcb02b9c9a36f85653e4891a8de941246
- 0x0733993143f0230e79482cef2c38e95d98f9eafbe64a43cdc74a4545938a4167
- 0x2be1e80e065dd6b2cc75a7142be22225acd144ac975d70bf24b4f01fd76dc497
- 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
- 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae