← The evidence ledger
Evidence row 121907
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://stack.halowerk.com/stack/articles/yoast
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 0b9764ab553b85435d47f4519882cee8e0fa8a2ba29bd607810552717893e5c8
- Leaf
- 0x5c606e6e4b93f77267f03bf44a48c541213f0b0db4857986256b0cd902953ba3
What was observed
{
"endpoints": [
[
"x402",
"https://stack.halowerk.com/stack/articles/yoast"
]
],
"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 Yoast SEO observation (seo) using the existing fresh Stack-Monitor. Returns stack_yoast_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": "Yoast SEO 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": "2026-10-14T14:44:15.805Z",
"quality": {
"l30DaysTotalCalls": 3,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-14T14:44:15.318Z"
},
"resource": "https://stack.halowerk.com/stack/articles/yoast",
"serviceName": "Tech Detect",
"tags": [
"x402",
"halowerk",
"stack_yoast"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Purpose-bound Yoast SEO observation (seo) using the existing fresh Stack-Monitor. Returns stack_yoast_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":"0b9764ab553b85435d47f4519882cee8e0fa8a2ba29bd607810552717893e5c8","id":121907,"kind":"listing","method":"baseline/1","observed_us":1793025620653528,"prev":null,"subject":"x402_bazaar:https://stack.halowerk.com/stack/articles/yoast","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).
- 0x5c6061c2d9dfa8faa954f78ed05d34016d1627bb5bbd01d89b114b65f77667e3
- 0xa277e9c1fb2be9dcfc5e1fa83ea1c9699d32f5bdb07b0dfb241642b9d38de8d9
- 0x2721d9d3c195211fbb633b370670fd96d396ef35e10029c7bc0eb343110b4dcc
- 0x804e9e5420b39dba1a3af9323b5262b3d773b26edafeff43670375933d1da92e
- 0x65227dce5d59225e411274105bd7e83143d0a3d07b17b66b6d4c5448609fcd3e
- 0xbe869136cfa9142fd03b05f08bb7faa24cc535953fd10ed09582860168242152
- 0x10efd231665c98410c957e09d592be0d64c4deaa4e6f3028e5d7cfd7bf0b395f
- 0xe062595deb19893b44bb360d025129ccbcd101147e43d5f83cb1da3be2845e9c
- 0x13220318983947825aa347852018f28bc5d9dfa7ace868b9d65e7d6b238a6e1a
- 0xa8ffcda5ce803e6416e11aeb68f113e4b6fd6bc8a9d891a50b9f815e09eedb9f
- 0xc6d2784f07e8c139bf8f780cbae14d0deadd031c795b132568f433e9f582c7d3
- 0x2121cc2dbcb8663af57743dc445c8a59e5bbfffe89703f0606c9843f0d35aff8
- 0x66883b42f4167ade51c4909f050c5478524e23786fb0b5c48bd1a53580960a68
- 0x216cebb9ae5414599109a02297c4817d7d1c6b1394afeb97efe38e32f0053974
- 0x7726154b91b2ad65b13849ef6cb6443b1f0ff113a3089c9bd5f2bcfc16be099d
- 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
- 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae