← The evidence ledger
Evidence row 415013
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-economics-24-064
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 8897e585a376e7b635cdb9f8cdb6623b9e3fbdc1c01ae1da7e59c6efb94e1b9f
- Leaf
- 0xfc6ba91c6bca73c600c56d5ab0e2c74aa2d7b8049b9b74aabb82a5ea93b1e4d2
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-economics-24-064"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-economics-24-064",
"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": "Survey response weights — Duplicate key report + Equal-width histogram: Duplicate key report + Equal-width histogram for supplied survey response weights records (response_value, sample_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": {
"bins": 5,
"field": "response_value",
"rows": [
{
"date": "2026-10-01",
"region": "group-a",
"response_value": 10,
"row_id": "row-1",
"sample_weight": 1
},
{
"date": "2026-10-02",
"region": "group-b",
"response_value": 20,
"row_id": "row-2",
"sample_weight": 2
},
{
"date": "2026-10-03",
"region": "group-a",
"response_value": 15,
"row_id": "row-3",
"sample_weight": 3
},
{
"date": "2026-10-04",
"region": "group-b",
"response_value": 30,
"row_id": "row-4",
"sample_weight": 4
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-economics-24-064"
},
"sku": "assistant-ib26-economics-24-064",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"bins": {
"default": 5,
"maximum": 30,
"minimum": 1,
"type": "integer"
},
"field": {
"default": "response_value",
"enum": [
"response_value",
"sample_weight"
],
"type": "string"
},
"rows": {
"default": [
{
"date": "2026-10-01",
"region": "group-a",
"response_value": 10,
"row_id": "row-1",
"sample_weight": 1
},
{
"date": "2026-10-02",
"region": "group-b",
"response_value": 20,
"row_id": "row-2",
"sample_weight": 2
},
{
"date": "2026-10-03",
"region": "group-a",
"response_value": 15,
"row_id": "row-3",
"sample_weight": 3
},
{
"date": "2026-10-04",
"region": "group-b",
"response_value": 30,
"row_id": "row-4",
"sample_weight": 4
}
],
"items": {
"additionalProperties": false,
"properties": {
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"region": {
"default": "",
"maxLength": 80,
"type": "string"
},
"response_value": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
},
"sample_weight": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
}
},
"required": [
"row_id",
"region",
"date",
"response_value",
"sample_weight"
],
"type": "object"
},
"maxItems": 200,
"minItems": 1,
"type": "array"
}
},
"required": [
"rows",
"field",
"bins"
],
"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": "2026-10-27T04:59:12.776Z",
"quality": {
"lastCalledAt": "2026-10-27T04:59:12.776Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-economics-24-064",
"tags": [
"ai",
"economic-research",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Survey response weights — Duplicate key report + Equal-width histogram: Duplicate key report + Equal-width histogram for supplied survey response weights records (response_value, sample_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":"8897e585a376e7b635cdb9f8cdb6623b9e3fbdc1c01ae1da7e59c6efb94e1b9f","id":415013,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793080778323881,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-economics-24-064","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (273461 rows).
- 0xfc6b805c310183611f789590a0d5aa286a9baf0ef1b81aec71c56264d255e502
- 0x0a4f0e7e13c3d156636ad20b6a27a1a28c26c61c7c56e3cf4c5755006e033eea
- 0xedd1d997840eb33ba453600e1a7d14cc60f63d7b86712a79a225fed8a065176e
- 0xf96d18b35f4c016c98ead946dc00968d1d7c808c2f0324a22b68b1fb3cd33a07
- 0x9d7fa626a90105c6b6f7f6491f750999bbe3fff27b97e6e7d00471c8fb2f83cf
- 0x5a7ff01f2791fe3eaf3ae0237e244f113f37417eb0f903c2b13ca4b16073a5a4
- 0x07bbc27858ca9c82d7f69ae6b6cda3fc508db9eabdb29a10e03b0e17f6e20f7a
- 0x67d252de6a4fe4a5d5cad7d82ab3d8c197f4b4740ad9d938d806ca4cf3d62481
- 0xb9d43f76a49367ccad36aafa562ce4c035af032ecce957a108fe39a99749dba0
- 0xc7340668f1319c5db102143d6991b41bb4915f96670235b096dcb906b509c9fe
- 0x479c88a152ed598e589c121df2956daa75b8b8dbec53f73497cacb70cc838259
- 0xf4dd076e6efbd5ea0ecb7bbba37a353ed1d340e9d41fd6bbc5f05edbb05ca1cf
- 0xf24b37f8ac293f5328e3e6b28cf868989fe99debf025c153c0d9a1698e846e25
- 0x94d3785ce9330e4580bccada5459380aa2aac76a0bf11354d1353b375afc17d2
- 0xb5b652bba4a5afca56c21031d89b1c06361563aaf54ccc8541c296ceeb2b66fa
- Day root
- 0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795
- Chained
- 0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4
- Published
- On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4