← The evidence ledger
Evidence row 788059
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-08-112
- Recorded
- Previous row
- #215589
- Body SHA-256
- d32cc396cda6fe2f0f63ddcf938291ad35dbbfd5b0678a978eacbd253b3d5738
- Leaf
- 0xa29fc1ac220d65c1a57679335d0a7805d46178ee172d3c4d711c30bdb2e59cc0
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-08-112"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-08-112",
"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": "Bibliography inventories — Category frequencies + Explicit missing-value fill: Category frequencies + Explicit missing-value fill for supplied bibliography inventories records (reference_count, verified_references). 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": "reference_count",
"method": "median",
"rows": [
{
"course_group": "group-a",
"date": "2026-10-01",
"reference_count": 10,
"row_id": "row-1",
"verified_references": 1
},
{
"course_group": "group-b",
"date": "2026-10-02",
"reference_count": 20,
"row_id": "row-2",
"verified_references": 2
},
{
"course_group": "group-a",
"date": "2026-10-03",
"reference_count": 15,
"row_id": "row-3",
"verified_references": 3
},
{
"course_group": "group-b",
"date": "2026-10-04",
"reference_count": 30,
"row_id": "row-4",
"verified_references": 4
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-education-08-112"
},
"sku": "assistant-ib26-education-08-112",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"field": {
"default": "reference_count",
"enum": [
"reference_count",
"verified_references"
],
"type": "string"
},
"method": {
"default": "median",
"enum": [
"zero",
"mean",
"median"
],
"type": "string"
},
"rows": {
"default": [
{
"course_group": "group-a",
"date": "2026-10-01",
"reference_count": 10,
"row_id": "row-1",
"verified_references": 1
},
{
"course_group": "group-b",
"date": "2026-10-02",
"reference_count": 20,
"row_id": "row-2",
"verified_references": 2
},
{
"course_group": "group-a",
"date": "2026-10-03",
"reference_count": 15,
"row_id": "row-3",
"verified_references": 3
},
{
"course_group": "group-b",
"date": "2026-10-04",
"reference_count": 30,
"row_id": "row-4",
"verified_references": 4
}
],
"items": {
"additionalProperties": false,
"properties": {
"course_group": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"reference_count": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
},
"verified_references": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
}
},
"required": [
"row_id",
"course_group",
"date",
"reference_count",
"verified_references"
],
"type": "object"
},
"maxItems": 200,
"minItems": 1,
"type": "array"
}
},
"required": [
"rows",
"field",
"method"
],
"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": "2026-10-28T09:31:32.432Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-28T09:31:32.201Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-08-112",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Bibliography inventories — Category frequencies + Explicit missing-value fill: Category frequencies + Explicit missing-value fill for supplied bibliography inventories records (reference_count, verified_references). 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":"d32cc396cda6fe2f0f63ddcf938291ad35dbbfd5b0678a978eacbd253b3d5738","id":788059,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793211440067663,"prev":215589,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-08-112","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).
- 0xa29fb19298edf5139d06d24b9a889e8a33be63a1a4acbb458139bf6860036c9d
- 0xc476e37a467189804dbd52786ff7f35bc881adb423f652aa9031c8146fdb125f
- 0x16092b36763396093b5158fefcd441ac8836778398dafc2bbc4150134c79f7a3
- 0x7e3e8382dc51024e488cdc1fd41abb776e921a68548a0c2e48170c3facefac8e
- 0x45acb5f0b514b5f8b9455b837be3c1ef52151a898973f4fc82b852d4a676f42b
- 0x9cdacc937add5a1aac5fe2978d8e8cd1b36c5644fb8b76f75a9672f376e4aeec
- 0xfacb64522ad159320a7f9b0e8084e528dd20ec305b0e5b33d1084dc5194502c1
- 0xe1bdebd6f5b7c4f4656ba46f2752b79d09c7c2e0da8c3888eb9bedef52aef977
- 0x8384ae7d053cf473acb90e381290d0bc45e8de5fd4d893fe05a2e52cb52f0794
- 0x1fdf3926d250f25ec83599ec7a0d282d18c581c8e3036e6e4cb2b9dfb252caec
- 0x824ff28e312522c3d54662df3873b742fa9bc26950049e38193bad1d23cb5188
- 0x842d7b1987612c487a9896ed293fbf4e4e5257a7108fa185ae50a30dccfb4801
- 0xa938e25481f6c2bb7474d5ed23c3e6616105250a53a3f98587d0ebff02240902
- 0xc4674b97eec0bfb92cf9c2ffb4427d455d9f902b5fe3ea0be83ee462202d7416
- 0xcf313ac43fef601c9e46f82a687b6a3c655f47c31675c1791c49de20295be63d
- 0x0f8977bd16865247451d1ee836b084081d3d0cd17d6a07353fad0c70393c7403
- 0xe08e8bd91858a8a10c46ecde9c29a6288b960987303173c5e882afb46ce91fa0
- 0xe6cfe00ae4e02bc12327e45b5f3334ea5850ba3bcc8e3101d30a8189856a95af
- Day root
- 0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e
- Chained
- 0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be
- Published
- On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae