← The evidence ledger
Evidence row 91590
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-14-076
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- cc30b813aea6271c6db9e899ab48b8af64b58561edb7669589a69418327c1ef9
- Leaf
- 0x44854d976cd57f6e26753179e4430dcad8ac584507cb493f73820126a90c054f
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-14-076"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-14-076",
"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": "Library circulation — Numeric distribution + Trailing mean series: Numeric distribution + Trailing mean series for supplied library circulation records (loan_count, available_copies). 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": "loan_count",
"rows": [
{
"available_copies": 1,
"course_group": "group-a",
"date": "2026-10-01",
"loan_count": 10,
"row_id": "row-1"
},
{
"available_copies": 2,
"course_group": "group-b",
"date": "2026-10-02",
"loan_count": 20,
"row_id": "row-2"
},
{
"available_copies": 3,
"course_group": "group-a",
"date": "2026-10-03",
"loan_count": 15,
"row_id": "row-3"
},
{
"available_copies": 4,
"course_group": "group-b",
"date": "2026-10-04",
"loan_count": 30,
"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-14-076"
},
"sku": "assistant-ib26-education-14-076",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"field": {
"default": "loan_count",
"enum": [
"loan_count",
"available_copies"
],
"type": "string"
},
"rows": {
"default": [
{
"available_copies": 1,
"course_group": "group-a",
"date": "2026-10-01",
"loan_count": 10,
"row_id": "row-1"
},
{
"available_copies": 2,
"course_group": "group-b",
"date": "2026-10-02",
"loan_count": 20,
"row_id": "row-2"
},
{
"available_copies": 3,
"course_group": "group-a",
"date": "2026-10-03",
"loan_count": 15,
"row_id": "row-3"
},
{
"available_copies": 4,
"course_group": "group-b",
"date": "2026-10-04",
"loan_count": 30,
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"available_copies": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"course_group": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"loan_count": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
}
},
"required": [
"row_id",
"course_group",
"date",
"loan_count",
"available_copies"
],
"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": "2026-10-25T12:53:14.851Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-25T12:53:14.666Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-14-076",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Library circulation — Numeric distribution + Trailing mean series: Numeric distribution + Trailing mean series for supplied library circulation records (loan_count, available_copies). 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":"cc30b813aea6271c6db9e899ab48b8af64b58561edb7669589a69418327c1ef9","id":91590,"kind":"listing","method":"baseline/1","observed_us":1793025527392120,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-14-076","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).
- 0x4485437c9edb36831dee2a06ee1637a51d37d6dc625662e906f743756710a131
- 0xf73746966a86020bab7a907f9b1a647fd4a0445a4939bff969f0ebdca03f0236
- 0xd53634c333f58b005d7515178db0b6e9ae7bc0793cfcd04773651e90c84379a3
- 0x78e123adad38bbff790c9e7c67556cb69de50dc02327c73def2f2dfdca95b3c1
- 0x9e369dc4d1ec841e1c985c6369e08eee724bb7dbfa0d90990eaf19393443bfd3
- 0x19ca4d39fdb7d2c69ae277be8234ff32cfd3de24378d01cf7b030b07aa864b4c
- 0xd6cdaec1456b2929e65915ff3b0cca8e06644842de598b33143c19ed562643c7
- 0x515514048f56b10a26f79dbde652a71e08502bbef21111e097a0364c0b900be3
- 0x976630b1189e6cd66fa7bed3075315f618ec08e36f127a7694c1ea9c4a0083de
- 0xde181bf1fcb403c809d49f37f3f74a5547c660ce89eda5bb438ddeecff34c900
- 0x1204d0e3e739db3e40f40f102e1314028f064872da22239d712e0ef4cff7deed
- 0x2b1b47804e83988d7fd5ed8179b2334f3f43b318109b54142f6c6bd749076f9e
- 0x54b29089c0a3cbbd6ddbe58944696110984dd5f418275cb1b77f957c56da8eab
- 0x8b27a4c21bf4ba962fd008c8f4300bc6953764a5032b9ab0cfe696b318c45326
- 0x4b52a97f7a80ff7778a702b85267b8d2e5c93ce160942656435c29ae7be68bf4
- 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
- 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae