← The evidence ledger
Evidence row 790234
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-06-028
- Recorded
- Previous row
- #764103
- Body SHA-256
- e2b57b464c1e528ff6930ca9f4c212b1ef79e4a49e3fc326a54629a40720243d
- Leaf
- 0xe6d6d75a554aca6aae00db53546637774233f63568c20cd1893cb4f7842af8e8
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-06-028"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-06-028",
"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 — String normalisation + Trailing mean series: String normalisation + Trailing mean series 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",
"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"
}
],
"window": 2
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-education-06-028"
},
"sku": "assistant-ib26-education-06-028",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"field": {
"default": "measurement",
"enum": [
"measurement",
"replicate_count"
],
"type": "string"
},
"rows": {
"default": [
{
"course_group": "group-a",
"date": "2026-10-01",
"measurement": 10,
"replicate_count": 1,
"row_id": "row-1"
},
{
"course_group": "group-b",
"date": "2026-10-02",
"measurement": 20,
"replicate_count": 2,
"row_id": "row-2"
},
{
"course_group": "group-a",
"date": "2026-10-03",
"measurement": 15,
"replicate_count": 3,
"row_id": "row-3"
},
{
"course_group": "group-b",
"date": "2026-10-04",
"measurement": 30,
"replicate_count": 4,
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"course_group": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"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"
},
"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": "2026-10-28T09:09:07.522Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-28T09:09:07.309Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-06-028",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Lab observations — String normalisation + Trailing mean series: String normalisation + Trailing mean series 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":"e2b57b464c1e528ff6930ca9f4c212b1ef79e4a49e3fc326a54629a40720243d","id":790234,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793211588766751,"prev":764103,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-06-028","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (231336 rows).
- 0xe6d6ee3f96e8428d2aaac5725fdf8abaa1d5aeebdad1baf1e4b85e3d492d7917
- 0xc5bad8909d836b12810a6420c1d387df32527de03daa93f58f8ae311e4f04914
- 0x6b582fe6f1fdbfb795cb7d7b9cdbdc8d8790e2db0d3ce13a01944301f981892a
- 0x68a38ba03d51dc0c32f24ac44fb9a61b73787dc35bd87a187713f0b36d45d3e7
- 0x814c87c69380e1e9b71f9a6ac261080ab557f8224b292f01639030e94b96d914
- 0x254c0384858cb592d347d86f752b2ac2f07070f0736e4bf59392beb3da18cd07
- 0xf70520833194a520a5ff666b67b895215be618bbd124440fb9afefa7458946f3
- 0xf33fe19e122d0a8319681d17703133a92642c3dc2d5e289af79f2671db660aaf
- 0xe11fad028c488e4ca27bee734e0779e9c2f90ef41ca371c0916f12087ad69135
- 0xbeb49dbdd123e82f5db34e2c166638390f09e1798c9765353c9e97e062dfd902
- 0xcbc415f50cb028e9d09a1f61af079607196be1b4c5603ac50b55bc14f694a9d5
- 0x1c566b2bc731a0bbe4bcefbee95c46c4142e9813b9c3e17150688fd4e40b858a
- 0x8e202856b78332619dae3c6afb7bc5d31594bfb3354dfda266c48b48219b0601
- 0xf43a767076988041f743c8dc00db52511a090e0e09c248c9cac00d7742dbc563
- 0x334629b51e7dfb2339fa4fd14202e288d70dbaccb3e5b04d2d5fb8f0d489ce5e
- 0xef2ebd45f2cfd41dc3eb213cc4cc144c46b7e9ead2de0b9f627463bad16e3ec8
- 0x67e9ff3e48c515135fcf3df2675aa4996d35d4a328ce41588ee1a7d93347c823
- 0xe6cfe00ae4e02bc12327e45b5f3334ea5850ba3bcc8e3101d30a8189856a95af
- Day root
- 0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e
- Chained
- 0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be
- Published
- On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae