← The evidence ledger
Evidence row 88593
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-economics-08-180
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- e6e9b82931151244ac36e8842f20f949400be9a24c870bbea537bf879b878de3
- Leaf
- 0xb5f95b47fda68b93ee4f1109982d8b70f45457431c9e5ab753dd481542c8c6bf
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-economics-08-180"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-economics-08-180",
"owner_address": "0x8bc2aecdd86097f74a1a5fa17764108d9a683c8c",
"raw": {
"accepts": [
{
"amount": "10000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x8bc2AECdD86097F74a1a5fa17764108D9a683C8C",
"scheme": "exact"
}
],
"description": "School capacity — IQR outlier flags + Explicit missing-value fill: IQR outlier flags + Explicit missing-value fill for supplied school capacity records (enrolled_students, available_places). Up to 200 rows; 2 independent reports using shared local analytical engines. No live lookup, prediction, professional assessment or external action. 0.01 USDC includes 2 supplied-data reports for up to 200 rows.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"field": "enrolled_students",
"method": "median",
"rows": [
{
"available_places": 1,
"date": "2026-10-01",
"enrolled_students": 10,
"region": "group-a",
"row_id": "row-1"
},
{
"available_places": 2,
"date": "2026-10-02",
"enrolled_students": 20,
"region": "group-b",
"row_id": "row-2"
},
{
"available_places": 3,
"date": "2026-10-03",
"enrolled_students": 15,
"region": "group-a",
"row_id": "row-3"
},
{
"available_places": 4,
"date": "2026-10-04",
"enrolled_students": 30,
"region": "group-b",
"row_id": "row-4"
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-economics-08-180"
},
"sku": "assistant-ib26-economics-08-180",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
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"enum": [
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"available_places"
],
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},
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"zero",
"mean",
"median"
],
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},
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{
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"row_id": "row-1"
},
{
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"date": "2026-10-02",
"enrolled_students": 20,
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"row_id": "row-2"
},
{
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"date": "2026-10-03",
"enrolled_students": 15,
"region": "group-a",
"row_id": "row-3"
},
{
"available_places": 4,
"date": "2026-10-04",
"enrolled_students": 30,
"region": "group-b",
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"available_places": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"enrolled_students": {
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"minimum": -1000000000000,
"type": [
"number",
"null"
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},
"region": {
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"maxLength": 80,
"type": "string"
},
"row_id": {
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"maxLength": 80,
"minLength": 1,
"type": "string"
}
},
"required": [
"row_id",
"region",
"date",
"enrolled_students",
"available_places"
],
"type": "object"
},
"maxItems": 200,
"minItems": 1,
"type": "array"
}
},
"required": [
"rows",
"field",
"method"
],
"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": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-25T13:05:29.725Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-25T13:05:29.544Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-economics-08-180",
"tags": [
"ai",
"economic-research",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "School capacity — IQR outlier flags + Explicit missing-value fill: IQR outlier flags + Explicit missing-value fill for supplied school capacity records (enrolled_students, available_places). Up to 200 rows; 2 independent reports using shared local analytical engines. No live lookup, prediction, professional assessment or external action. 0.01 USDC includes 2 supplied-data reports for up to 200 rows."
}What the leaf hashes
{"body":"e6e9b82931151244ac36e8842f20f949400be9a24c870bbea537bf879b878de3","id":88593,"kind":"listing","method":"baseline/1","observed_us":1793025519345760,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-economics-08-180","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).
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- 0x5e4bfd2c882ff227cfb36061091cb65c14a9f170e11508c5a5f9aed9c188ff7b
- 0x57f63fefcc54ef808996de485b761c24ad52ddf00baef16341dc6bbbb177ec1c
- 0xa5768dbddf131b615a14d86b2db9f3f85349855acec4d79b545ba20e3523f268
- 0x84f0bb6a86255ba1efdf0271437fabe2a1e569512affd53f3145755164626c91
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- 0x083b213d55f010a12e9f2c7182db3d2a36f1323ef61111ababe982fa9f8e6726
- 0xfa91c460bb9b05b6890b46e5326a89c9e487b6419bd4d84337c05040222a2e6c
- 0x17930d484cab3f6850715eb0b77dd189c3c06f975cf9def12285fde3eb9b4234
- 0x0d86419ca1dd0b62fd8b22ea2e8c74d441312cec3116a467bea429b43e026565
- 0x083427e39db4dd470662401f6db5db8fadf084fc4274cf8621b368416952b78b
- 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
- 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
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- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae