← The evidence ledger
Evidence row 756854
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-06-117
- Recorded
- Previous row
- #554440
- Body SHA-256
- 6cc36853a299ac7cc1155f7e02a54eba42c699cc01cb03343ac3d9e913a37c5e
- Leaf
- 0xd008e6118feb1cc3b2686c02ece40b51f6128cba07f24d8d296bd54302d0fe21
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-06-117"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-06-117",
"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 — Numeric row ordering + Base-100 series: Numeric row ordering + Base-100 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": {
"base_index": 0,
"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-06-117"
},
"sku": "assistant-ib26-education-06-117",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"base_index": {
"default": 0,
"maximum": 199,
"minimum": 0,
"type": "integer"
},
"field": {
"default": "measurement",
"enum": [
"measurement",
"replicate_count"
],
"type": "string"
},
"rows": {
"default": [
{
"course_group": "group-a",
"date": "2026-10-01",
"measurement": 10,
"replicate_count": 1,
"row_id": "row-1"
},
{
"course_group": "group-b",
"date": "2026-10-02",
"measurement": 20,
"replicate_count": 2,
"row_id": "row-2"
},
{
"course_group": "group-a",
"date": "2026-10-03",
"measurement": 15,
"replicate_count": 3,
"row_id": "row-3"
},
{
"course_group": "group-b",
"date": "2026-10-04",
"measurement": 30,
"replicate_count": 4,
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"course_group": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"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",
"base_index"
],
"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": "2026-10-28T02:47:32.175Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-28T02:47:31.982Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-06-117",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Lab observations — Numeric row ordering + Base-100 series: Numeric row ordering + Base-100 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":"6cc36853a299ac7cc1155f7e02a54eba42c699cc01cb03343ac3d9e913a37c5e","id":756854,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793178944642171,"prev":554440,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-06-117","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).
- 0xd008bdf8f6d6e38820cd5f1b4750bb54a449411bef900674636f76509c2d1df9
- 0x2ce61f2df6fb3c811c24f179d4be73016a7a5b6df2ef35695a760d959dd7f5ad
- 0xb7218290e64d1807d5d3011e1fab7e528bf28743386fba5fbf1fabc673525ecc
- 0x21f0612812be1eef15fe9c237f2afc19e5cbf549febd331b50d546ae64c35fcf
- 0x6dc0ec8443629b4786eb8a9edd675d80156f1eee6889cb9d3e4f1886976d8c07
- 0x03115710d10405d009c1a6aa70aae7530fec5b744eec635c634da1561018ea55
- 0x6668bcf4e494f5a081ac9a9ea908fc4c01982b223a1e109e8b9a388c5314028f
- 0x4de89a51fc67b22b0dd4a99171d40ef9c979dd5bd0bba56819043d77021e2de0
- 0x2bd6efe7fd3da6644314d482126bba8a1fd0577d9bef43c24c25ad97ff49d53c
- 0xf0758de07227b3924dcea5613f44c57c35dd6605257626572bba655393e94a5b
- 0xdebc274547a443840dcd05c4c109075d80057945e3aa0b126a2acaceeedbc47b
- 0xeaa33e8507812018c8448f30dabfa2fd6280fed06ac10ddfdfce7571daaeb42c
- 0x8be89031d5b6b0cced45d04ae5aae5212368da858631eb4f1052b83b7362a427
- 0x8e49280a62bd5d52127f332ab6aea9d7c57381f541e0178094a62272a9d2e741
- 0x6d86d2282dd724b1b80d031e4e3cf9ed095b746e38c9e58d933efb597daff87f
- 0x32beeeb960280bc48748681cb10297ede9403461fe9c8143fdf946548e552926
- 0xe08e8bd91858a8a10c46ecde9c29a6288b960987303173c5e882afb46ce91fa0
- 0xe6cfe00ae4e02bc12327e45b5f3334ea5850ba3bcc8e3101d30a8189856a95af
- Day root
- 0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e
- Chained
- 0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be
- Published
- On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae