← The evidence ledger
Evidence row 2650194
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-02-179
- Recorded
- Previous row
- #2213457
- Body SHA-256
- 0a9b92c305ad8a71fddeb7bb7e0eab981ddaee715fcae26c16a7102b55246c33
- Leaf
- 0xa3940232da7ef17558b31a549fed7866d9b4b498e0d63e5e21f0f5a888da8692
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-02-179"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-02-179",
"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": "Assessment item observations — IQR outlier flags + Keyed dataset comparison: IQR outlier flags + Keyed dataset comparison for supplied assessment item observations records (correct_responses, attempts). 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": "correct_responses",
"other": [
{
"attempts": 1,
"correct_responses": 10,
"course_group": "group-a",
"date": "2026-10-01",
"row_id": "row-1"
},
{
"attempts": 2,
"correct_responses": 21,
"course_group": "group-b",
"date": "2026-10-02",
"row_id": "row-2"
},
{
"attempts": 3,
"correct_responses": 17,
"course_group": "group-a",
"date": "2026-10-03",
"row_id": "row-3"
},
{
"attempts": 4,
"correct_responses": 33,
"course_group": "group-b",
"date": "2026-10-04",
"row_id": "row-4"
}
],
"rows": [
{
"attempts": 1,
"correct_responses": 10,
"course_group": "group-a",
"date": "2026-10-01",
"row_id": "row-1"
},
{
"attempts": 2,
"correct_responses": 20,
"course_group": "group-b",
"date": "2026-10-02",
"row_id": "row-2"
},
{
"attempts": 3,
"correct_responses": 15,
"course_group": "group-a",
"date": "2026-10-03",
"row_id": "row-3"
},
{
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"correct_responses": 30,
"course_group": "group-b",
"date": "2026-10-04",
"row_id": "row-4"
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-education-02-179"
},
"sku": "assistant-ib26-education-02-179",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
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"attempts"
],
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},
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{
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"date": "2026-10-01",
"row_id": "row-1"
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{
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"course_group": "group-b",
"date": "2026-10-02",
"row_id": "row-2"
},
{
"attempts": 3,
"correct_responses": 17,
"course_group": "group-a",
"date": "2026-10-03",
"row_id": "row-3"
},
{
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"course_group": "group-b",
"date": "2026-10-04",
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"attempts": {
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"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"correct_responses": {
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"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"course_group": {
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"maxLength": 80,
"type": "string"
},
"date": {
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"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
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}
},
"required": [
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"date",
"correct_responses",
"attempts"
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"type": "object"
},
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"type": "array"
},
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"course_group": "group-a",
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"row_id": "row-1"
},
{
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"correct_responses": 20,
"course_group": "group-b",
"date": "2026-10-02",
"row_id": "row-2"
},
{
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"course_group": "group-a",
"date": "2026-10-03",
"row_id": "row-3"
},
{
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"course_group": "group-b",
"date": "2026-10-04",
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"attempts": {
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"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"correct_responses": {
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"minimum": -1000000000000,
"type": [
"number",
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},
"course_group": {
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"type": "string"
},
"date": {
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"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"row_id": {
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"minLength": 1,
"type": "string"
}
},
"required": [
"row_id",
"course_group",
"date",
"correct_responses",
"attempts"
],
"type": "object"
},
"maxItems": 200,
"minItems": 1,
"type": "array"
}
},
"required": [
"rows",
"field",
"other"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
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"method": {
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],
"type": "string"
},
"type": {
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"type": "string"
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},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-11-03T07:19:55.637Z",
"quality": {
"l30DaysTotalCalls": 6,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-11-03T07:19:55.228Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-02-179",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Assessment item observations — IQR outlier flags + Keyed dataset comparison: IQR outlier flags + Keyed dataset comparison for supplied assessment item observations records (correct_responses, attempts). 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":"0a9b92c305ad8a71fddeb7bb7e0eab981ddaee715fcae26c16a7102b55246c33","id":2650194,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793734825411670,"prev":2213457,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-02-179","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).
- 0xa393e24e01c85848197b71f56cd59fc653cfeea61b0e78fa96d57b9e78b85ec5
- 0x8783732cc39a35e23dbc4e8050f9ac9f61381300a50131e560374c3ca2501a7b
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- 0x7d3297d3ffe36eaefed85566ff17a1b5ea275be75ed6770b136fa827f9df8669
- 0xac8828f9ee30773685a81d36c11305273e3cd79f6fed310775dd8cba012f2637
- 0x6b07f34a2980837acb8d8d641d2e64b655a311073351af9da37cecf0f54750c6
- 0x428aacf9a5063b1f062d4baf4dc61e778dc307197fee3f133531f7769236534d
- 0x423c8f84d6182a455fec90dce1e5c67602ef87f4d1acd3d495387a1e0c8ed246
- 0xdc54ef3ff57fc164feea979f99de7e9fb5c571c68222eb67856207976916b6d4
- 0xd1eed7d96a5c1a93fe7bc3bd31b1bd0126c95e7e3f67792782c3586ae82ffbf9
- 0xf96fcaf7f9d631f4eacf95e2f8286c35290c56aaa41b6ebf28f8967efead4dc1
- 0xdfffb07f2f4d89112330db9f14a6b111c30c84b8474156342dfd90ee881782f6
- 0x4a1cdf8df291c42c3836d20616c28a2918fc49d8bf96290524d03f4f1ec0312e
- 0xc11e64de1e3489c6f039a4438e19d61260cc35d128740205319e373cf66438a1
- 0xc8c3351be4f517ca5732d6f5ee3d1d64170b8e4410d31b9c614949031fbc07a0
- 0xdbc1c0882584cff2eba84dcd18af41b5fd070127c962a21b00db1ec3e352cc94
- 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
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- 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a
- Day root
- 0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
- Chained
- 0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
- Published
- On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7