← The evidence ledger
Evidence row 1529805
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-06-193
- Recorded
- Previous row
- #760525
- Body SHA-256
- c8b40d55083688c392cc014d71bf0a3d842312fee2867f7aaf4e8ad3b30a301a
- Leaf
- 0x5bf34e83c1c0bc8d90cbcfedb4cc51ec4b056fcce18dcc38780ecafd285ad68a
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-06-193"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-06-193",
"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 — Record quality audit + String normalisation + Numeric distribution: Record quality audit + String normalisation + Numeric distribution for supplied lab observations records (measurement, replicate_count). 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": "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"
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-education-06-193"
},
"sku": "assistant-ib26-education-06-193",
"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"
}
},
"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": "2026-10-30T21:29:19.603Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-30T21:29:19.36Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-06-193",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Lab observations — Record quality audit + String normalisation + Numeric distribution: Record quality audit + String normalisation + Numeric distribution for supplied lab observations records (measurement, replicate_count). 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":"c8b40d55083688c392cc014d71bf0a3d842312fee2867f7aaf4e8ad3b30a301a","id":1529805,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793473177837622,"prev":760525,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-06-193","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (246033 rows).
- 0x5bf31314ae7af46520b875ed0748c435eb262c9b9bc7afe739c8e75ca01eeee2
- 0xd7f8db97d7165e79bfa7557bba93a86fd825a6506b77042ee2f4ebb21e18d7e6
- 0x4b458d0fe1a94ed22fd9368ad8af52bf063837d855691651955100606dd54500
- 0x59d885f7e4411d4803d8b7766d4fdce897853b79c437a6b5d02054bcc44fa3ae
- 0x48e36cc77b684717b1675271bfe9ae8e07702c7ed391918eee1a44bd41b0f427
- 0x9d61637989afba32c5c9323c6721ca1db083081b2144a9f16c800949005f1f7e
- 0x31d71f768fc047953839a90bd4db7cdef626e4721006b3f54ba1ad9bd66c4861
- 0x4dd6463eb016072b0666a1e8123c2f339c58fa64ae2e4a8e3e5e380b0803427a
- 0x9bbd16e1d76efcb961fbf7e9d49d46f1860bf3510faf52bf69c183fcd325c8ce
- 0x520ab16cc19e647865749d14803cd29036bf72d5638666e36bcafa9a1a2f8d79
- 0xbb9f5711c2138f1425e433bf69346d725021e0277ab84bdf7077b0b721f8fd46
- 0x4a8abc03fed1fe93543ee8e250bd1b4e73cc93890e2ce67c6b6aca0887b97ba5
- 0x3f29202637d7ceda8fabfbf7810410a7ec3b1bc07170e352d26f9ba4ee18d86c
- 0x4491b6c04d316f311f7fea4ea34ae52fbca9c230259096575b403fb7b124627a
- 0xb9a00c724331b305deaa876d5d2baf53b847ff3c7ce37abb0ae1653b2534aad5
- 0xad4540f06e3fdfe46524d8592f8d854d4849e16217bc047eaf024f0abebe34b0
- 0xa00a931d72706fa2402bfc9b441a12eb7c6a61ff42a542916106e3637177f101
- 0x59f83f7228f07febe2780660e422e171b0359b8aa031ee3be07e991118130c15
- Day root
- 0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab
- Chained
- 0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980
- Published
- On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0