← The evidence ledger
Evidence row 90555
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-04-014
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 9d0a3a645b8578a0a35a5e601f78584cc9d440409702b5a3166447bac6851f3a
- Leaf
- 0x0987b5d8f6bd29bd04c9395193a4600a25cf9a6b57c0e7e04a26a44815bf825b
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-04-014"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-04-014",
"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": "Reading activity — Record quality audit + IQR outlier flags: Record quality audit + IQR outlier flags for supplied reading activity records (pages_read, reading_minutes). 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": "pages_read",
"rows": [
{
"course_group": "group-a",
"date": "2026-10-01",
"pages_read": 10,
"reading_minutes": 1,
"row_id": "row-1"
},
{
"course_group": "group-b",
"date": "2026-10-02",
"pages_read": 20,
"reading_minutes": 2,
"row_id": "row-2"
},
{
"course_group": "group-a",
"date": "2026-10-03",
"pages_read": 15,
"reading_minutes": 3,
"row_id": "row-3"
},
{
"course_group": "group-b",
"date": "2026-10-04",
"pages_read": 30,
"reading_minutes": 4,
"row_id": "row-4"
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-education-04-014"
},
"sku": "assistant-ib26-education-04-014",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"field": {
"default": "pages_read",
"enum": [
"pages_read",
"reading_minutes"
],
"type": "string"
},
"rows": {
"default": [
{
"course_group": "group-a",
"date": "2026-10-01",
"pages_read": 10,
"reading_minutes": 1,
"row_id": "row-1"
},
{
"course_group": "group-b",
"date": "2026-10-02",
"pages_read": 20,
"reading_minutes": 2,
"row_id": "row-2"
},
{
"course_group": "group-a",
"date": "2026-10-03",
"pages_read": 15,
"reading_minutes": 3,
"row_id": "row-3"
},
{
"course_group": "group-b",
"date": "2026-10-04",
"pages_read": 30,
"reading_minutes": 4,
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"course_group": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"pages_read": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"reading_minutes": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
}
},
"required": [
"row_id",
"course_group",
"date",
"pages_read",
"reading_minutes"
],
"type": "object"
},
"maxItems": 200,
"minItems": 1,
"type": "array"
}
},
"required": [
"rows",
"field"
],
"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": "2026-10-24T13:04:31.719Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-24T13:04:29.336Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-04-014",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Reading activity — Record quality audit + IQR outlier flags: Record quality audit + IQR outlier flags for supplied reading activity records (pages_read, reading_minutes). 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":"9d0a3a645b8578a0a35a5e601f78584cc9d440409702b5a3166447bac6851f3a","id":90555,"kind":"listing","method":"baseline/1","observed_us":1793025524767204,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-04-014","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).
- 0x09887f7d2884dc0aa27bff73f58ba0d92071123396a3f087b53b7f0994a4f65d
- 0x19c895f1a9598fd88aa872b3e21706003186974ed99b76afdbfeffc8532a5d38
- 0xdeb84fa35732871dc55a18f4f30d08ff243b2dd87443a19ea8085d5fb7b80307
- 0xc2d8445a147d78556342e3db846fb9bbcefbee11b43faf36eb81343f33095ba1
- 0xa15c0af71a2a3e9e013f85ce35dd84f8b99503ca9103d72996c80c1eb4c3fe59
- 0x875097928af0dcbdaa36aa1032a7cc4b29041da0afd8abdcaf6b11d8c32a2200
- 0x3b721bda4f8058464e4ca8e31807722946337227c7edbdd7ad65724f59b6ab3d
- 0x88118db0efdb28f9618ccf236b0e096fe3a62791d8433d859ce82456fe6a89b0
- 0xfc2e059fb850922767dc49fd115e950532001ca78b2239800cee8077497d39be
- 0x31de5c9c4a17610386cd10a6da460ea0ab73d655c0eada982d9b9aa8a43996f1
- 0x31293c2261c535896c5ddb291cbd32a12a457794940e30c3d3e1ded3b9c739ce
- 0x9e12233d6ee4faeb9271b0fc3c834797517d702f44add023149f28a0809c0aaa
- 0xe5a836cf25a8dfc72c9e3b6a69a7561a1f61f50f9cf36707d36f6e926aa15dec
- 0xa96bb9408ce00a0d40ddaba8736257dfce76d5478b131d69db1afdf8a824312b
- 0x7ddc2fead128357f881b63e6c7c26d7fbbb84fca6c7c8e0bbfe386de86ca8d39
- 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
- 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae