← The evidence ledger
Evidence row 2201603
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://markup-tools.x402tookit.com/html-headings
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- cb402bde23cfe70b05b5bf7125419ca06149f7a28005354eea938c7c3b8a7e2d
- Leaf
- 0xc1f472dbeb089bdfb2515d032db0a78f280755fc9448cf60d3dd9d25df5ce5d0
What was observed
{
"endpoints": [
[
"x402",
"https://markup-tools.x402tookit.com/html-headings"
]
],
"name": "Markup and Text Extraction Tools",
"owner_address": "0xb531320805c5bed1d46aeadcf4f008fdf172dbda",
"raw": {
"accepts": [
{
"amount": "20000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
},
{
"amount": "20000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM",
"transactionVersions": [
0
]
},
"maxTimeoutSeconds": 300,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "DUPiupXtuox38dcGoXUKer5mAydCzmaHjrbQ66qeEm8s",
"scheme": "exact"
},
{
"amount": "20000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:137",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
},
{
"amount": "20000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:42161",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
}
],
"description": "Extract the h1-h6 heading outline from supplied HTML and flag missing or multiple h1, skipped levels and empty headings.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"html": "<h1>Guide</h1><h2>Setup</h2><h4>Detail</h4><h2></h2><h1>Second</h1>"
},
"type": "http"
},
"output": {
"example": {
"asOf": "2026-10-21T05:45:52.530Z",
"count": 5,
"degraded": false,
"disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.",
"headings": [
{
"hidden": false,
"id": null,
"level": 1,
"outline": "Guide",
"text": "Guide"
},
{
"hidden": false,
"id": null,
"level": 2,
"outline": " Setup",
"text": "Setup"
}
],
"issues": [
"2 h1 headings",
"level skipped: h2 followed by h4 (heading 3)",
"…1 more"
],
"levels": {
"h1": 2,
"h2": 2,
"h4": 1
},
"notChecked": [
"headings made with styled divs or ARIA role=heading",
"whether heading text is meaningful"
],
"reasons": [
"2 h1 headings",
"level skipped: h2 followed by h4 (heading 3)",
"…1 more"
],
"source": "computed locally",
"summary": "5 heading(s); 3 issue(s): 2 h1 headings.",
"truncated": false,
"verdict": "OUTLINE_ISSUES"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"html": {
"description": "HTML to scan, up to 20000 characters (longer is refused with 400)",
"type": "string"
}
},
"required": [
"html"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"asOf": {
"type": [
"null",
"string"
]
},
"count": {
"type": [
"null",
"number"
]
},
"degraded": {
"type": [
"boolean",
"null"
]
},
"disclaimer": {
"type": [
"null",
"string"
]
},
"headings": {
"items": {
"properties": {
"hidden": {
"type": [
"boolean",
"null"
]
},
"id": {},
"level": {
"type": [
"null",
"number"
]
},
"outline": {
"type": [
"null",
"string"
]
},
"text": {
"type": [
"null",
"string"
]
}
},
"type": "object"
},
"type": [
"array",
"null"
]
},
"issues": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"levels": {
"properties": {
"h1": {
"type": [
"null",
"number"
]
},
"h2": {
"type": [
"null",
"number"
]
},
"h4": {
"type": [
"null",
"number"
]
}
},
"type": [
"null",
"object"
]
},
"notChecked": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"reasons": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"source": {
"type": [
"null",
"string"
]
},
"summary": {
"type": [
"null",
"string"
]
},
"truncated": {
"type": [
"boolean",
"null"
]
},
"verdict": {
"type": [
"null",
"string"
]
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-11-01T23:36:52.719Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-11-01T23:36:52.433Z"
},
"resource": "https://markup-tools.x402tookit.com/html-headings",
"serviceName": "Markup and Text Extraction Tools",
"tags": [
"html",
"headings",
"seo",
"accessibility"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Extract the h1-h6 heading outline from supplied HTML and flag missing or multiple h1, skipped levels and empty headings."
}What the leaf hashes
{"body":"cb402bde23cfe70b05b5bf7125419ca06149f7a28005354eea938c7c3b8a7e2d","id":2201603,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646806870614,"prev":null,"subject":"x402_bazaar:https://markup-tools.x402tookit.com/html-headings","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).
- 0xc1f4ef293bef7206a2f57c9a3a84f9bc4a7e4eb76ee01cb0185240ae14da967f
- 0xd3c9e61aa8430cf1a08e06e3382af2ea45bb104493b3f8c6253afc3093831d96
- 0x393cf35b6411e0ad27372cb80c77b8d7213b87a774084aae54dfe4b08d0fdf9c
- 0x8e0994bcf7001acddf5d9ce50de0788fef03de1b694ca19c5bfca9447f58bded
- 0x1ee8ef8e20aff75da960d0f608d65726092201b9d7678d31e3cc8437c5e464b9
- 0x4bfd5743ba9f51f0c2bbcc9912b503b4ce4852246aead3d0baaf9901797497e3
- 0xbb1be0d8f5e0b654fd733a6b9f8908d716048d314e5d219310f2ada9441b36ea
- 0x51d4934116850b6e503e1a6e0a75379fce45156a5f862abafbb01d7a41d9d453
- 0x91a1200bd312f28cf52abcdc8632647698f745c29add25c37002341a42b48d38
- 0xb8eb6724b5a05c77ea41cfee061ddb3ed5c0f062ea3da21975032d7e7aa47688
- 0x8551dbb665117270fe6d547f823354cb1f33f877d36defe3b31cc7b120e917ce
- 0x7ad018da9217f00e9553ad7f613d19ec65a84c3a339588527c8b35c90d6567b4
- 0xd7f4adbe11763ae678ef4c51fd1fa9ddf52bf60add48464d376475766e9accfe
- 0x0b45a0435ea40bcbc48c2b318e8c62aa48a7e6b10e52b4548ada394225a7bd9f
- 0xcbfaf790331071a9b3499a4db6f9d951fe5d04baefda2c66846b52b023ab8ae5
- 0x37d31d28d0bd3743650d57e9fbf999efa4592cac831267f83aa125335b35a16b
- 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
- 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
- 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884
- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af