← The evidence ledger
Evidence row 210195
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-11-045
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- e524abc9b6b6678eced6ad33f7659f37032a066a824a4cc9b4651cc186189b9a
- Leaf
- 0x6d96703ce34bfc73215bbe14b3499d19f5a7eeed44178cc6573b4bad7902a707
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-11-045"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-11-045",
"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": "Training assessments — Exact row deduplication + Trailing mean series: Exact row deduplication + Trailing mean series for supplied training assessments records (pre_score, post_score). 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": "pre_score",
"rows": [
{
"course_group": "group-a",
"date": "2026-10-01",
"post_score": 1,
"pre_score": 10,
"row_id": "row-1"
},
{
"course_group": "group-b",
"date": "2026-10-02",
"post_score": 2,
"pre_score": 20,
"row_id": "row-2"
},
{
"course_group": "group-a",
"date": "2026-10-03",
"post_score": 3,
"pre_score": 15,
"row_id": "row-3"
},
{
"course_group": "group-b",
"date": "2026-10-04",
"post_score": 4,
"pre_score": 30,
"row_id": "row-4"
}
],
"window": 2
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-education-11-045"
},
"sku": "assistant-ib26-education-11-045",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"field": {
"default": "pre_score",
"enum": [
"pre_score",
"post_score"
],
"type": "string"
},
"rows": {
"default": [
{
"course_group": "group-a",
"date": "2026-10-01",
"post_score": 1,
"pre_score": 10,
"row_id": "row-1"
},
{
"course_group": "group-b",
"date": "2026-10-02",
"post_score": 2,
"pre_score": 20,
"row_id": "row-2"
},
{
"course_group": "group-a",
"date": "2026-10-03",
"post_score": 3,
"pre_score": 15,
"row_id": "row-3"
},
{
"course_group": "group-b",
"date": "2026-10-04",
"post_score": 4,
"pre_score": 30,
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"course_group": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"post_score": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"pre_score": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
}
},
"required": [
"row_id",
"course_group",
"date",
"pre_score",
"post_score"
],
"type": "object"
},
"maxItems": 200,
"minItems": 1,
"type": "array"
},
"window": {
"default": 2,
"maximum": 200,
"minimum": 2,
"type": "integer"
}
},
"required": [
"rows",
"field",
"window"
],
"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": "2026-10-26T11:15:28.703Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-26T11:15:28.294Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-11-045",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Training assessments — Exact row deduplication + Trailing mean series: Exact row deduplication + Trailing mean series for supplied training assessments records (pre_score, post_score). 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":"e524abc9b6b6678eced6ad33f7659f37032a066a824a4cc9b4651cc186189b9a","id":210195,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793026451595211,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-11-045","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).
- 0x6d973279c68b08a5ff62f20089cc4a4ceb2704b173d84daab18dd73968eb0d99
- 0xe0278f95076b7a5f9b562f2dee4cb6476e59f985998f3ccafaf8904f300cf91d
- 0xc36d60d0eb4eb097b2ad044aedf1c7c8b794eb03697087f7c737af473be5a737
- 0x9a0b1eb93d1a1a7519921adc85d0a2e3f64ab8454420ff2f22cd0563a7821cac
- 0x634394f72e5c47276acaa804625e6ad10d6eb4cbdfd8f062a984d8d689870800
- 0x62908bf1fb863938c4bfd17c9f6dd4bd208e584f5dbd8e52b7eaa25be468587c
- 0xc452373d5a8c78cd258d1eb00f64f6bf031db11f4cdee68c73f84d5ccb6da47c
- 0x3814b89bae187190e3aa41ff413def11c856f4d5be88b2183bc78ef2d85ebcc3
- 0x187cd02fc25d83259144a0d1b67cedaf83d9da8a9bc14e7630ca58c5be1f6be9
- 0xd436881f2f0c7eba4a0a8b847ff798d53394f793d9cffd7bdf04f6a3d5c2f8be
- 0x82b0a13483194285c0c386d5ad47eb953493b28955a9a8e58da3a2e6e220ed30
- 0x929b3f59cbf01edbae456522161805dd51e098dc3a66d845508de46581bb953c
- 0x9dc4d6f64bc3c323d2c45a28209068cd473b6979bd632a0d694bf94d19bc39df
- 0xfc9b5a81a7a83a1c735a4fe64590beb9db14d2366f463161358af28c3ea9a81d
- 0xa2d436d488e3600b0e5c3e3ed9c9234cd52853c59830b786334fd0c4292d9f40
- 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
- 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae