← The evidence ledger
Evidence row 1794841
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-12-213
- Recorded
- Previous row
- #91458
- Body SHA-256
- 016bb5f89ed99da561e90825494856281de613c2dcb8b48dc0d085cf58054590
- Leaf
- 0x938a6337f2b6a569efad81a4d07e3f3a17d6d4e8a00e7c66faac30f0ffc43dc9
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-12-213"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-12-213",
"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": "Learning resource usage — Record quality audit + Exact row deduplication + Numeric row ordering: Record quality audit + Exact row deduplication + Numeric row ordering for supplied learning resource usage records (access_count, resource_minutes). 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": "access_count",
"rows": [
{
"access_count": 10,
"course_group": "group-a",
"date": "2026-10-01",
"resource_minutes": 1,
"row_id": "row-1"
},
{
"access_count": 20,
"course_group": "group-b",
"date": "2026-10-02",
"resource_minutes": 2,
"row_id": "row-2"
},
{
"access_count": 15,
"course_group": "group-a",
"date": "2026-10-03",
"resource_minutes": 3,
"row_id": "row-3"
},
{
"access_count": 30,
"course_group": "group-b",
"date": "2026-10-04",
"resource_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-12-213"
},
"sku": "assistant-ib26-education-12-213",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"field": {
"default": "access_count",
"enum": [
"access_count",
"resource_minutes"
],
"type": "string"
},
"rows": {
"default": [
{
"access_count": 10,
"course_group": "group-a",
"date": "2026-10-01",
"resource_minutes": 1,
"row_id": "row-1"
},
{
"access_count": 20,
"course_group": "group-b",
"date": "2026-10-02",
"resource_minutes": 2,
"row_id": "row-2"
},
{
"access_count": 15,
"course_group": "group-a",
"date": "2026-10-03",
"resource_minutes": 3,
"row_id": "row-3"
},
{
"access_count": 30,
"course_group": "group-b",
"date": "2026-10-04",
"resource_minutes": 4,
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"access_count": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"course_group": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"resource_minutes": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
}
},
"required": [
"row_id",
"course_group",
"date",
"access_count",
"resource_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": "2026-11-01T16:49:44.734Z",
"quality": {
"l30DaysTotalCalls": 5,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-11-01T16:49:44.354Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-12-213",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Learning resource usage — Record quality audit + Exact row deduplication + Numeric row ordering: Record quality audit + Exact row deduplication + Numeric row ordering for supplied learning resource usage records (access_count, resource_minutes). 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":"016bb5f89ed99da561e90825494856281de613c2dcb8b48dc0d085cf58054590","id":1794841,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793560064312702,"prev":91458,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-12-213","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (302406 rows).
- 0x9389ffa4010a0fbe16ed9426d1951808e3ec64cbc7d74805c533bbe32c9c4aa9
- 0x2ad7a187701406f04456030f0d9e2425a679076d671e8e55a33c2971186f0ace
- 0xb94465283f380d2fc973c3bfc6109ed4648b466768b81ac0e271f050f069045a
- 0xd33cb305e61928ebc643b127f2d4a92e53c584fbc9324c204e0c411d024551ee
- 0x33aa3168cb0e5fa68f000e0846f4406130b67df5e1284bfff57ce15dfaf9869e
- 0x8f9924d3c8cd9084086feb571acf28620e3a867259a5d8e71505a0a41d9de3de
- 0x3b8616e77ad750ee62025d61b589c552381eaec8bfba8605ad62ab57ceb81a85
- 0xcf5a224c6726f19033d496827f110446cd4f320d09f422721ce46621acec4795
- 0x95bde52ef7039d47db422fc23ea072b20f7bdb3e5206f8d0b00bf2483d94af19
- 0x08dc929a4213a088f118202da86cebcb0d87c7aa669fcdc883eba78e7ac405c5
- 0x04dd709bf2f558954aee87b7b589fca188f11c77bb1878e0ff54bb88097be9e3
- 0xdb148eb60781e84f89f87ace74a3e8f47c948c4e56e13425389af0e69273c56e
- 0x73357a003686b5a36e79c0627c363287b3b4b7b05650c5c5ef61e2fe0f8fb20e
- 0x4a947b63bd24ff0fe59b3ababead63ec46e4f0a77216d7b01b8bdbc5c7c01e63
- 0x23107b06227fe01d939429fa5248f5555093c421dfc6b8bc6ba3518a65263d17
- 0xc2b1c84ef3531511a3d8d9db5ff9eeca2725a3782e7f9c4ac87fc0f1588349fa
- 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
- 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
- 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
- Day root
- 0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
- Chained
- 0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
- Published
- On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90