← The evidence ledger
Evidence row 756167
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-13-029
- Recorded
- Previous row
- #91471
- Body SHA-256
- e37435609e0850e95cee2161d6fb58828bf5c447d62eca9f71b08b7e52be2514
- Leaf
- 0x315d20152a2dbca2a1a973695785ad388ff3abbe4be631766d96059dcdf54760
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-13-029"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-13-029",
"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": "Experiment run timing — String normalisation + Adjacent row changes: String normalisation + Adjacent row changes for supplied experiment run timing records (run_seconds, sample_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": "run_seconds",
"rows": [
{
"course_group": "group-a",
"date": "2026-10-01",
"row_id": "row-1",
"run_seconds": 10,
"sample_count": 1
},
{
"course_group": "group-b",
"date": "2026-10-02",
"row_id": "row-2",
"run_seconds": 20,
"sample_count": 2
},
{
"course_group": "group-a",
"date": "2026-10-03",
"row_id": "row-3",
"run_seconds": 15,
"sample_count": 3
},
{
"course_group": "group-b",
"date": "2026-10-04",
"row_id": "row-4",
"run_seconds": 30,
"sample_count": 4
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-education-13-029"
},
"sku": "assistant-ib26-education-13-029",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"field": {
"default": "run_seconds",
"enum": [
"run_seconds",
"sample_count"
],
"type": "string"
},
"rows": {
"default": [
{
"course_group": "group-a",
"date": "2026-10-01",
"row_id": "row-1",
"run_seconds": 10,
"sample_count": 1
},
{
"course_group": "group-b",
"date": "2026-10-02",
"row_id": "row-2",
"run_seconds": 20,
"sample_count": 2
},
{
"course_group": "group-a",
"date": "2026-10-03",
"row_id": "row-3",
"run_seconds": 15,
"sample_count": 3
},
{
"course_group": "group-b",
"date": "2026-10-04",
"row_id": "row-4",
"run_seconds": 30,
"sample_count": 4
}
],
"items": {
"additionalProperties": false,
"properties": {
"course_group": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
},
"run_seconds": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"sample_count": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
}
},
"required": [
"row_id",
"course_group",
"date",
"run_seconds",
"sample_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": "2026-10-28T05:20:17.559Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-28T05:20:17.256Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-13-029",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Experiment run timing — String normalisation + Adjacent row changes: String normalisation + Adjacent row changes for supplied experiment run timing records (run_seconds, sample_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":"e37435609e0850e95cee2161d6fb58828bf5c447d62eca9f71b08b7e52be2514","id":756167,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793178937100557,"prev":91471,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-13-029","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).
- 0x315c95354ede7d9ba99eac317101e61b9b24153f285192502b5db84759d6fb00
- 0xd5c25f3c0a59fcef3f1bb2c2c18f4f3a951196d0829c5567de311d5f32746a53
- 0xc3ce201657f53a8abc0a20adbb4882f40b9106d6167a5539424bf2360982f421
- 0x3f192818bba13d6b3a909d40c55a3168f98d80e23affa9d48c616d603e56fe29
- 0x678b7da1233a285026fa754c66e66b8e89246c9f5c4af7acf9dd1b650ac49c93
- 0xef3d890f9fc22fed2d516af6f64dca8625419c98dc2170f75f98f91707b42690
- 0x3cdbaae9b2084311e45fdcde6e74cd219fc3756e5b6842b6b3f9239ba04eccec
- 0xd2c78472eec59bfbe423174ab8a5867fc19786dd5a511aa84650149bb8d58b30
- 0x69ac75f21eea26e51097bef66fc16f6a5cf41bc3dd723c261fbcaeee83f7f11f
- 0x6b953467bd4fec4471c5203dfc652683ad755f83462d85b3e74da0893e549838
- 0xc5e2574f1826d1d1789197b4e743373ba899e098620e216adae06694a1320410
- 0xfeb12fdd6c3418b8884824b210afd16d088106fd6410aacbcae9561da57cfcfe
- 0x812d7bac70bc08f291fb19afa5eb8416c90a0b364e6f03602654beab04a997ad
- 0xa96695bb231e3cabeb4f03cab216cc6730b71e2304bf5be1e6c0447ea577aae6
- 0x8d500b42a7bdba5e17ebd9e6a404f2de5260cf3420865b41e7de8c69434ce413
- 0xaeb1503e5d0d358b256ba97a10178c357ddb8f55cc961925ccf0458aae5ebcae
- 0xf078ea7d84d98dbeffed23d8e67b36751e60464ffd4cfdc005e0aa6f8cb9b459
- 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f
- Day root
- 0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e
- Chained
- 0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be
- Published
- On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae