← The evidence ledger
Evidence row 559144
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-economics-08-064
- Recorded
- Previous row
- #88531
- Body SHA-256
- fb8d9c8591ab98d37edcc4ad977b8aa0133d09a37161efc24d7b03869cf2bf66
- Leaf
- 0xf6770de15f04d401039cdf36d6946f21ddcc04f22a01024ca5d592152ae852ad
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-economics-08-064"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-economics-08-064",
"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": "School capacity — Duplicate key report + Equal-width histogram: Duplicate key report + Equal-width histogram for supplied school capacity records (enrolled_students, available_places). 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": "enrolled_students",
"rows": [
{
"available_places": 1,
"date": "2026-10-01",
"enrolled_students": 10,
"region": "group-a",
"row_id": "row-1"
},
{
"available_places": 2,
"date": "2026-10-02",
"enrolled_students": 20,
"region": "group-b",
"row_id": "row-2"
},
{
"available_places": 3,
"date": "2026-10-03",
"enrolled_students": 15,
"region": "group-a",
"row_id": "row-3"
},
{
"available_places": 4,
"date": "2026-10-04",
"enrolled_students": 30,
"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-08-064"
},
"sku": "assistant-ib26-economics-08-064",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"bins": {
"default": 5,
"maximum": 30,
"minimum": 1,
"type": "integer"
},
"field": {
"default": "enrolled_students",
"enum": [
"enrolled_students",
"available_places"
],
"type": "string"
},
"rows": {
"default": [
{
"available_places": 1,
"date": "2026-10-01",
"enrolled_students": 10,
"region": "group-a",
"row_id": "row-1"
},
{
"available_places": 2,
"date": "2026-10-02",
"enrolled_students": 20,
"region": "group-b",
"row_id": "row-2"
},
{
"available_places": 3,
"date": "2026-10-03",
"enrolled_students": 15,
"region": "group-a",
"row_id": "row-3"
},
{
"available_places": 4,
"date": "2026-10-04",
"enrolled_students": 30,
"region": "group-b",
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"available_places": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"enrolled_students": {
"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",
"enrolled_students",
"available_places"
],
"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": "2026-10-27T20:39:51.593Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-25T02:20:10.504Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-economics-08-064",
"tags": [
"ai",
"economic-research",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "School capacity — Duplicate key report + Equal-width histogram: Duplicate key report + Equal-width histogram for supplied school capacity records (enrolled_students, available_places). 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":"fb8d9c8591ab98d37edcc4ad977b8aa0133d09a37161efc24d7b03869cf2bf66","id":559144,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793135239829824,"prev":88531,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-economics-08-064","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).
- 0xf676e9604aa522ecdb8e291a3189bea9905f5551a39c961455bd5414b22d2e40
- 0x1c1eb8ebee102b666ae8896c2f214ed3cb7d1a571e64e47f4c39e69e0ed03277
- 0x979c64e75ed2a97ebc06b9b80f675df501cef8b99d63bbc26e463c1cb99c7e7d
- 0x27936c3af308f3c0f4136bd68c33d5d5480bcb8d816e7836dbd262fb9b33e83b
- 0xa88059cb7aa69aa2b1f8f1cd972f4534138c7b25640390e6b483563b101b7c5d
- 0x7634694353f7b0bf52967302c94bfce94947da028e3692e9778359034acde3ba
- 0x831de7c05d4375101b9c9447ef217db75306d2afaa3c979a826360157e55d38b
- 0x51882fbaee8b9175ea79968112706b3b10a751c9a1d1b1951b5b4a37e3ff8227
- 0xd5c6886c58c8c9264c806c106c691263a6027fcdb56c4091e4b0e59235ec66c4
- 0x95f322f0f8401f739061f99f6803daa4224be78b2b65a64037500c1483023bf3
- 0xa29fd5c55ef04377cb96055b0c154722b8c27e6230d23858ce755934ddc43006
- 0xb841380b5d51818d39ebd0d89624396bb243f73c55b9f61e4f4bcddf15ebdec2
- 0x2cba9be288dab78cb9c5f54fa13242712b2493da9f833a7c3cdd92cde60662b0
- 0x94d3785ce9330e4580bccada5459380aa2aac76a0bf11354d1353b375afc17d2
- 0xb5b652bba4a5afca56c21031d89b1c06361563aaf54ccc8541c296ceeb2b66fa
- Day root
- 0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795
- Chained
- 0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4
- Published
- On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4