← The evidence ledger
Evidence row 91873
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-17-036
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 38cb87a1ded91cbc3c11d351a9a23e4573202c3bd8a3d25009613b20035e0dc7
- Leaf
- 0xbe65a5d7540c19b07a2be55057bb242d35dddf2a1e4b0116c598cbb091e8c597
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-17-036"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-17-036",
"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 — String normalisation + Keyed dataset comparison: String normalisation + Keyed dataset comparison for supplied rubric scoring records (awarded_points, available_points). 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": {
"other": [
{
"available_points": 1,
"awarded_points": 10,
"course_group": "group-a",
"date": "2026-10-01",
"row_id": "row-1"
},
{
"available_points": 2,
"awarded_points": 21,
"course_group": "group-b",
"date": "2026-10-02",
"row_id": "row-2"
},
{
"available_points": 3,
"awarded_points": 17,
"course_group": "group-a",
"date": "2026-10-03",
"row_id": "row-3"
},
{
"available_points": 4,
"awarded_points": 33,
"course_group": "group-b",
"date": "2026-10-04",
"row_id": "row-4"
}
],
"rows": [
{
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"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-17-036"
},
"sku": "assistant-ib26-education-17-036",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
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"properties": {
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"default": [
{
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"awarded_points": 10,
"course_group": "group-a",
"date": "2026-10-01",
"row_id": "row-1"
},
{
"available_points": 2,
"awarded_points": 21,
"course_group": "group-b",
"date": "2026-10-02",
"row_id": "row-2"
},
{
"available_points": 3,
"awarded_points": 17,
"course_group": "group-a",
"date": "2026-10-03",
"row_id": "row-3"
},
{
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"awarded_points": 33,
"course_group": "group-b",
"date": "2026-10-04",
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"available_points": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"awarded_points": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"course_group": {
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"maxLength": 80,
"type": "string"
},
"date": {
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"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"row_id": {
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"type": "string"
}
},
"required": [
"row_id",
"course_group",
"date",
"awarded_points",
"available_points"
],
"type": "object"
},
"maxItems": 200,
"minItems": 0,
"type": "array"
},
"rows": {
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{
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"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",
"other"
],
"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": "2026-10-22T21:25:45.808Z",
"quality": {
"l30DaysTotalCalls": 3,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-22T21:25:42.307Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-17-036",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Rubric scoring — String normalisation + Keyed dataset comparison: String normalisation + Keyed dataset comparison for supplied rubric scoring records (awarded_points, available_points). 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":"38cb87a1ded91cbc3c11d351a9a23e4573202c3bd8a3d25009613b20035e0dc7","id":91873,"kind":"listing","method":"baseline/1","observed_us":1793025528053871,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-17-036","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).
- 0xbe656cd1e0543888e8d28f08000abdf106cfa743babb03bdbf14f1d38dd0b614
- 0xeb96570d7b1dd29f51aae8db6770647017b47ba5985c6fcc0cacc5df90f8db57
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- 0xfa5b95f39d6242f798c10f70dd2e73e6f9816e864f1d2dbc2cddf0b08c4d231a
- 0xfd61b3d486629bd794d6ee6f2da1e7ae6b9b1f8d29a243dcd4c6be327cdd16da
- 0x35504465e03c4c2b4d63bdb8061cbc0a74b313692210f605834aaaae91be03c9
- 0x01ff9c1428ea1bef930fd8dee34b43cb910da47fad729496995755336cc2397e
- 0xc680ac2724c9a35af4ead0d6c22006c291f4b3020d975c8eca929502420b51a2
- 0x3d099a7c22d810954fd7b1d778d0e3aa00cd895cb2389d397ae7c71ec73378e0
- 0x6a746b816cbae6dd852b6174fa370c7d8224f421d42164fa99d1a244739599d1
- 0x0c2fadf69af6b0b6e19a10cc8f6ddfdff26662d74207cc53dcbcf5abfbdbc8c9
- 0xa6f71fd6c3a59323bf7c5386a54935b14c555d8c717289cc73700f56d86994cd
- 0xd5b5bb5812612371a70171b2252d90e95bb0581ea5a3be198122adc8442e4f79
- 0xf692ce2b0a640ec9f75aa960e5fb1c2c7091a04e24881798735752c19014e519
- 0x9f68b5e15459cb62b8c0cd4c124fa61c74147b4a5755a200fbecd21a581635d1
- 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
- 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
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- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae