← The evidence ledger
Evidence row 257710
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-economics-07-054
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 0cfd1a9a3546bdbe6a1e1b321158bcbb88e389adad962baa80bfbbc6c2d23e13
- Leaf
- 0x110de1d4745006698c7418ab263ad1fc0b4db45b47e8682ae1bc787499f2832a
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-economics-07-054"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-economics-07-054",
"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": "Price basket observations — Exact row deduplication + Explicit missing-value fill: Exact row deduplication + Explicit missing-value fill for supplied price basket observations records (item_price, quantity_weight). 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": "item_price",
"method": "median",
"rows": [
{
"date": "2026-10-01",
"item_price": 10,
"quantity_weight": 1,
"region": "group-a",
"row_id": "row-1"
},
{
"date": "2026-10-02",
"item_price": 20,
"quantity_weight": 2,
"region": "group-b",
"row_id": "row-2"
},
{
"date": "2026-10-03",
"item_price": 15,
"quantity_weight": 3,
"region": "group-a",
"row_id": "row-3"
},
{
"date": "2026-10-04",
"item_price": 30,
"quantity_weight": 4,
"region": "group-b",
"row_id": "row-4"
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-economics-07-054"
},
"sku": "assistant-ib26-economics-07-054",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"field": {
"default": "item_price",
"enum": [
"item_price",
"quantity_weight"
],
"type": "string"
},
"method": {
"default": "median",
"enum": [
"zero",
"mean",
"median"
],
"type": "string"
},
"rows": {
"default": [
{
"date": "2026-10-01",
"item_price": 10,
"quantity_weight": 1,
"region": "group-a",
"row_id": "row-1"
},
{
"date": "2026-10-02",
"item_price": 20,
"quantity_weight": 2,
"region": "group-b",
"row_id": "row-2"
},
{
"date": "2026-10-03",
"item_price": 15,
"quantity_weight": 3,
"region": "group-a",
"row_id": "row-3"
},
{
"date": "2026-10-04",
"item_price": 30,
"quantity_weight": 4,
"region": "group-b",
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"item_price": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"quantity_weight": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"region": {
"default": "",
"maxLength": 80,
"type": "string"
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
}
},
"required": [
"row_id",
"region",
"date",
"item_price",
"quantity_weight"
],
"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": "2026-10-26T15:02:56.174Z",
"quality": {
"lastCalledAt": "2026-10-26T15:02:56.174Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-economics-07-054",
"tags": [
"ai",
"economic-research",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Price basket observations — Exact row deduplication + Explicit missing-value fill: Exact row deduplication + Explicit missing-value fill for supplied price basket observations records (item_price, quantity_weight). 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":"0cfd1a9a3546bdbe6a1e1b321158bcbb88e389adad962baa80bfbbc6c2d23e13","id":257710,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793029768651771,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-economics-07-054","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).
- 0x110db19be82cdc43d42c98b67b29d78d1abf651f4cc9ca143f6d1e665e052859
- 0x78175668ed84b356d0de317eec03ae43b28f9f1e51bd87a0ab17ad3ac3fbf2a3
- 0x2f96a89399f010af5a3996d3c4249da90545b04af9c4b5e9bdab1c2a570b1b9e
- 0x6638b547626ceaf4658891bda271d17cadf5159fee2fceaef0396b1d1bfe30da
- 0xc2d941d8b2e7859a414f391fe9117f54724e6385d56f5607a179f016e4a7086f
- 0x9155469a1da466354e9d6b3b1e5e05c7e0478788718a92eae886d2a62c63422f
- 0xec51fa52e68700d2b3668d429b8e838037fd8a3d0074c3fe32792ca850235d60
- 0x46c95a7d52906eab3fed772441e6803ff189921e103327bdb5c92994b1970359
- 0xd21a3887ef3a8910e2f6b4436ea763aa5cf4c14a9b08769f799e2245e3572387
- 0xb234a680a946c81645d904c5a9673cd568451da7aab924c45404866d15adfc3c
- 0x27ff2940d5376ec3cc70015c126b688bae838938b2846686279ceb190eb69456
- 0xc02d9eff6ef94d46d90d54320548f18fc3f05787047265548577569253c19969
- 0x294f7935f78a896b5f246a7c9a7ee1b023720acdb03fff3cd549c63479848ec9
- 0xb49e8c2564256e5322e375cb619d9ac70fd17c1d1eba9c991bba4cb6428f45cc
- 0x60582ab4b41e72eb70eb0bce07fbf0fb4d2b62a8bad5be50f5d16d511adc746c
- 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
- 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae