← The evidence ledger
Evidence row 1271448
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-06-043
- Recorded
- Previous row
- #214094
- Body SHA-256
- 73e37d962774777123ab81c5e034da504de8e6058b32ef61de73d4586860df81
- Leaf
- 0xe68605bb0a080b73c91f9f4a2903a382789bc132efff5e0246ccc184a2a6751c
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-06-043"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-06-043",
"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": "Lab observations — Exact row deduplication + Numeric interval filter: Exact row deduplication + Numeric interval filter for supplied lab observations records (measurement, replicate_count). 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": "measurement",
"maximum": 100,
"minimum": 0,
"rows": [
{
"course_group": "group-a",
"date": "2026-10-01",
"measurement": 10,
"replicate_count": 1,
"row_id": "row-1"
},
{
"course_group": "group-b",
"date": "2026-10-02",
"measurement": 20,
"replicate_count": 2,
"row_id": "row-2"
},
{
"course_group": "group-a",
"date": "2026-10-03",
"measurement": 15,
"replicate_count": 3,
"row_id": "row-3"
},
{
"course_group": "group-b",
"date": "2026-10-04",
"measurement": 30,
"replicate_count": 4,
"row_id": "row-4"
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-education-06-043"
},
"sku": "assistant-ib26-education-06-043",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"field": {
"default": "measurement",
"enum": [
"measurement",
"replicate_count"
],
"type": "string"
},
"maximum": {
"default": 100,
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": "number"
},
"minimum": {
"default": 0,
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": "number"
},
"rows": {
"default": [
{
"course_group": "group-a",
"date": "2026-10-01",
"measurement": 10,
"replicate_count": 1,
"row_id": "row-1"
},
{
"course_group": "group-b",
"date": "2026-10-02",
"measurement": 20,
"replicate_count": 2,
"row_id": "row-2"
},
{
"course_group": "group-a",
"date": "2026-10-03",
"measurement": 15,
"replicate_count": 3,
"row_id": "row-3"
},
{
"course_group": "group-b",
"date": "2026-10-04",
"measurement": 30,
"replicate_count": 4,
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"course_group": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"measurement": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"replicate_count": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
}
},
"required": [
"row_id",
"course_group",
"date",
"measurement",
"replicate_count"
],
"type": "object"
},
"maxItems": 200,
"minItems": 1,
"type": "array"
}
},
"required": [
"rows",
"field",
"minimum",
"maximum"
],
"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": "2026-10-30T16:52:12.801Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-30T16:52:12.552Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-06-043",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Lab observations — Exact row deduplication + Numeric interval filter: Exact row deduplication + Numeric interval filter for supplied lab observations records (measurement, replicate_count). 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":"73e37d962774777123ab81c5e034da504de8e6058b32ef61de73d4586860df81","id":1271448,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793385810121171,"prev":214094,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-06-043","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (243099 rows).
- 0xe6865858f15bdb45a4535743b45be3483e8cc415c7923dd14dd574e50d698fd2
- 0x71e59dc6b5e228dc5f6df70fb32346b2d9fabe5a64cb789ade9826f5807cf2ff
- 0xc2d7e5b860f05c15979bea7dea499695b3223748085ee42c80e660ed24848f25
- 0xfb59fa33e6690f78045eeb00f3dc47e3089d338906ef3f8accf3a9220641c0cc
- 0xf64c2416173cbcc3eb3e93574281e7638297a7132dc926d103bdd59709db7bba
- 0x02eaf86c065a8baa277ecdc86cfd38d8d40d32fc0486d79c7d569c32fca8fb0e
- 0xb7c45e313f81f27f2ef28a8fbaefeca661ea5b032925c0656faf4f8b770a6d4c
- 0xa88a318f8f643d5d0bbf5dd7969d3cea8fc1e048efb8250e6a06bfcecb020494
- 0xa67657614dfd1135c18a701ad6579e900826beea6a4a062cfe05c5f8afd51d8d
- 0xc8acf0c0fe1a0de8c0f98856e044c12075dd2a35ef890a6b0efe1676ad97b87a
- 0x513332f4e40c3a177125da66447f0090166bb089d4a9af9eff2e9ae0226455c0
- 0x0221926da48f1be0858f9f5f2ad1881d381008bbf8c70e9c06bb1a63fd6faa7e
- 0xfbc54bb68398dda4b439809764b90c546b18332d8f5c47b62a26f520efc65735
- 0x3a7a0fa82cbf8d3f1546fc6f89c9a5f35e025db7170b70e3f2dcd72b4ebb0f8e
- 0xea7df1002501052c124b5aed2b1a5df3d59be54394c6a8539c86fad1df339a9e
- 0xfbe61dc2d59668ac573e5eab865747e21d38bf2fe4c64762beef01f1018a4dea
- 0x71e74c274b23c9047354edb6dcd2c654415e3986b8bd875dae992996ea12e22b
- 0x0c43c73b62a5d49ee1444b5dc4195fc5b16b141d3f4458e2e9fbd5fd6ecb367d
- Day root
- 0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875
- Chained
- 0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822
- Published
- On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861