← The evidence ledger
Evidence row 75596
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://foundry-par007-machine-revenue-mainnet.inference-chip-index.workers.dev/v1/csv/profile
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 928a93b71496652009d8dc39a035dc85071a783bd895561fcd4d114f575a9e45
- Leaf
- 0x39ed1b91bb39d04d2ed8d21f0d848fe647e17504c0711974312b4bceb92307c2
What was observed
{
"endpoints": [
[
"x402",
"https://foundry-par007-machine-revenue-mainnet.inference-chip-index.workers.dev/v1/csv/profile"
]
],
"name": "Foundry PAR-007",
"owner_address": "0x25e8245f07d5e4873987293dad666afbe56a9608",
"raw": {
"accepts": [
{
"amount": "10000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 60,
"network": "eip155:8453",
"payTo": "0x25e8245f07d5e4873987293dad666afbe56a9608",
"scheme": "exact"
}
],
"description": "Audit caller-supplied CSV data quality: infer column types, count missing and duplicate values, and flag malformed row widths without network access.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"csv": "name,score\nAda,10\nLin,",
"has_header": true
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"endpoint": "csv-quality-profile",
"protocol": "x402-v2",
"result": {
"column_count": 2,
"columns": [
{
"duplicate_nonempty_count": 0,
"examples": [
"Ada",
"Lin"
],
"inferred_type": "string",
"max_length": 3,
"min_length": 3,
"name": "name",
"null_or_empty_count": 0,
"numeric_max": null,
"numeric_min": null,
"unique_count": 2
},
{
"duplicate_nonempty_count": 0,
"examples": [
"10"
],
"inferred_type": "integer",
"max_length": 2,
"min_length": 2,
"name": "score",
"null_or_empty_count": 1,
"numeric_max": 10,
"numeric_min": 10,
"unique_count": 1
}
],
"delimiter": ",",
"duplicate_headers": [],
"has_header": true,
"headers": [
"name",
"score"
],
"inconsistent_row_count": 0,
"inconsistent_rows": [],
"input_sha256": "8d2f18a153292a78df165121ca2b8fb9989a2329356ae5e3ccd3749a8b1b3b70",
"row_count": 2
},
"service": "Foundry PAR-007",
"version": "illustrative"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"csv": {
"maxLength": 65536,
"minLength": 1,
"type": "string"
},
"delimiter": {
"enum": [
",",
";",
"\t",
"|"
],
"type": "string"
},
"has_header": {
"default": true,
"type": "boolean"
}
},
"required": [
"csv"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"additionalProperties": false,
"properties": {
"endpoint": {
"const": "csv-quality-profile",
"type": "string"
},
"protocol": {
"const": "x402-v2",
"type": "string"
},
"result": {
"additionalProperties": false,
"properties": {
"column_count": {
"maximum": 9007199254740991,
"minimum": -9007199254740991,
"type": "integer"
},
"columns": {
"items": {
"additionalProperties": false,
"properties": {
"duplicate_nonempty_count": {
"maximum": 9007199254740991,
"minimum": -9007199254740991,
"type": "integer"
},
"examples": {
"items": {
"type": "string"
},
"type": "array"
},
"inferred_type": {
"enum": [
"empty",
"boolean",
"integer",
"number",
"date",
"string",
"mixed"
],
"type": "string"
},
"max_length": {
"type": [
"number",
"null"
]
},
"min_length": {
"type": [
"number",
"null"
]
},
"name": {
"type": "string"
},
"null_or_empty_count": {
"maximum": 9007199254740991,
"minimum": -9007199254740991,
"type": "integer"
},
"numeric_max": {
"type": [
"number",
"null"
]
},
"numeric_min": {
"type": [
"number",
"null"
]
},
"unique_count": {
"maximum": 9007199254740991,
"minimum": -9007199254740991,
"type": "integer"
}
},
"required": [
"name",
"inferred_type",
"null_or_empty_count",
"unique_count",
"duplicate_nonempty_count",
"min_length",
"max_length",
"numeric_min",
"numeric_max",
"examples"
],
"type": "object"
},
"type": "array"
},
"delimiter": {
"type": "string"
},
"duplicate_headers": {
"items": {
"type": "string"
},
"type": "array"
},
"has_header": {
"type": "boolean"
},
"headers": {
"items": {
"type": "string"
},
"type": "array"
},
"inconsistent_row_count": {
"maximum": 9007199254740991,
"minimum": -9007199254740991,
"type": "integer"
},
"inconsistent_rows": {
"items": {
"additionalProperties": false,
"properties": {
"columns": {
"maximum": 9007199254740991,
"minimum": -9007199254740991,
"type": "integer"
},
"row": {
"maximum": 9007199254740991,
"minimum": -9007199254740991,
"type": "integer"
}
},
"required": [
"row",
"columns"
],
"type": "object"
},
"type": "array"
},
"input_sha256": {
"pattern": "^[a-f0-9]{64}$",
"type": "string"
},
"row_count": {
"maximum": 9007199254740991,
"minimum": -9007199254740991,
"type": "integer"
}
},
"required": [
"input_sha256",
"delimiter",
"has_header",
"row_count",
"column_count",
"headers",
"duplicate_headers",
"inconsistent_row_count",
"inconsistent_rows",
"columns"
],
"type": "object"
},
"service": {
"type": "string"
},
"version": {
"type": "string"
}
},
"required": [
"endpoint",
"protocol",
"result",
"service",
"version"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-09-29T19:48:36.09Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-09-29T19:48:35.329Z"
},
"resource": "https://foundry-par007-machine-revenue-mainnet.inference-chip-index.workers.dev/v1/csv/profile",
"serviceName": "Foundry PAR-007",
"tags": [
"csv",
"data-quality",
"schema-inference",
"missing-data",
"validation"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Audit caller-supplied CSV data quality: infer column types, count missing and duplicate values, and flag malformed row widths without network access."
}What the leaf hashes
{"body":"928a93b71496652009d8dc39a035dc85071a783bd895561fcd4d114f575a9e45","id":75596,"kind":"listing","method":"baseline/1","observed_us":1793025490862692,"prev":null,"subject":"x402_bazaar:https://foundry-par007-machine-revenue-mainnet.inference-chip-index.workers.dev/v1/csv/profile","subject_kind":"source_record"}Proof
Its day has not closed yet. A day closes ten minutes after midnight UTC; the proof appears here then.