← The evidence ledger
Evidence row 417577
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-17-205
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 9aacdf992869a66634d8c13762994f1b53d20d858d4b832630cd8457eefd41d3
- Leaf
- 0xf6d699a2b4ae2f24399bf313e0fffafc9aa76f093209c716b13b48f6429c014e
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-17-205"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-17-205",
"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": "Rubric scoring — Record quality audit + String normalisation + Secondary-measure weighted mean: Record quality audit + String normalisation + Secondary-measure weighted mean for supplied rubric scoring records (awarded_points, available_points). Up to 200 rows; 3 independent reports using shared local analytical engines. No live lookup, prediction, professional assessment or external action. 0.01 USDC includes 3 supplied-data reports for up to 200 rows.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"field": "awarded_points",
"rows": [
{
"available_points": 1,
"awarded_points": 10,
"course_group": "group-a",
"date": "2026-10-01",
"row_id": "row-1"
},
{
"available_points": 2,
"awarded_points": 20,
"course_group": "group-b",
"date": "2026-10-02",
"row_id": "row-2"
},
{
"available_points": 3,
"awarded_points": 15,
"course_group": "group-a",
"date": "2026-10-03",
"row_id": "row-3"
},
{
"available_points": 4,
"awarded_points": 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-17-205"
},
"sku": "assistant-ib26-education-17-205",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"field": {
"default": "awarded_points",
"enum": [
"awarded_points",
"available_points"
],
"type": "string"
},
"rows": {
"default": [
{
"available_points": 1,
"awarded_points": 10,
"course_group": "group-a",
"date": "2026-10-01",
"row_id": "row-1"
},
{
"available_points": 2,
"awarded_points": 20,
"course_group": "group-b",
"date": "2026-10-02",
"row_id": "row-2"
},
{
"available_points": 3,
"awarded_points": 15,
"course_group": "group-a",
"date": "2026-10-03",
"row_id": "row-3"
},
{
"available_points": 4,
"awarded_points": 30,
"course_group": "group-b",
"date": "2026-10-04",
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"available_points": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"awarded_points": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"course_group": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
}
},
"required": [
"row_id",
"course_group",
"date",
"awarded_points",
"available_points"
],
"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": "2026-10-27T01:35:31.697Z",
"quality": {
"lastCalledAt": "2026-10-27T01:35:31.697Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-17-205",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Rubric scoring — Record quality audit + String normalisation + Secondary-measure weighted mean: Record quality audit + String normalisation + Secondary-measure weighted mean for supplied rubric scoring records (awarded_points, available_points). Up to 200 rows; 3 independent reports using shared local analytical engines. No live lookup, prediction, professional assessment or external action. 0.01 USDC includes 3 supplied-data reports for up to 200 rows."
}What the leaf hashes
{"body":"9aacdf992869a66634d8c13762994f1b53d20d858d4b832630cd8457eefd41d3","id":417577,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793080849676624,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-17-205","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (273461 rows).
- 0xf6d6623238e48ca5d69eb71f21742a418f55a6137440c46766491a3291a4e329
- 0x83eca06115592ad64a2a85ede4477429a923bff1b9daff05cf7fb93597daeb96
- 0x6f32eaed3dcaf7d8fe6bcd97714555de38b7f36a3ef1851d2f7e189a379393e0
- 0x5096e30aab3fe53de7cf45413684e3fe4fade19ac16bc76f7c5aeaeea62037f2
- 0xc34c00ef5705a9ada2badba229fb4eba0a0c8b8af05c727512e0aa3e2cd9679e
- 0x3499f43a47d500d36ef2d0b28f67202b16ea41eb01697cea99321015fd85a4b0
- 0xd379c3ef33424b0d70746460d3f21946690dc4928a5c3e79357651cc7fff8544
- 0x2f995c6e03be8aec3bb492ec411a228c71e1b05fe0b419526c1bc1cd9172bd78
- 0x88fce55f709685fe5ff72251fac6862bdd2623a996dba94447839d90001e3f0d
- 0x95f322f0f8401f739061f99f6803daa4224be78b2b65a64037500c1483023bf3
- 0xa29fd5c55ef04377cb96055b0c154722b8c27e6230d23858ce755934ddc43006
- 0xb841380b5d51818d39ebd0d89624396bb243f73c55b9f61e4f4bcddf15ebdec2
- 0x2cba9be288dab78cb9c5f54fa13242712b2493da9f833a7c3cdd92cde60662b0
- 0x94d3785ce9330e4580bccada5459380aa2aac76a0bf11354d1353b375afc17d2
- 0xb5b652bba4a5afca56c21031d89b1c06361563aaf54ccc8541c296ceeb2b66fa
- Day root
- 0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795
- Chained
- 0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4
- Published
- On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4