← The evidence ledger
Evidence row 280587
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-sector-ml-knowledge-topic-cross-validation
- Recorded
- Previous row
- #262329
- Body SHA-256
- 07aba6eaaf4c0cdc760c846bfe77da13ee4b2c17473f7c6acac14df4a17e42b7
- Leaf
- 0xbdc7bda2222ef4a3e8e985755af1f0a2d8b79173e51adc53e136547eb42d065f
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-sector-ml-knowledge-topic-cross-validation"
]
],
"name": "market.datapackvibe.com/x402/assistant-sector-ml-knowledge-topic-cross-validation",
"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": "Knowledge topic - Grouped three-fold baseline evaluation: Grouped three-fold baseline evaluation for Knowledge topic. Up to 200 supplied labelled text records. Local dataset tools, evaluation and small naive-Bayes baselines; no hosted model or foundation-model training. One of 25 profiles or calculations across 20 shared operations in this sector. 0.01 USDC includes one bounded grouped three-fold baseline evaluation deliverable.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"records": [
{
"actual": "setup",
"id": "example-0-0",
"text": "setup sample document number 0 for this supplied dataset."
},
{
"actual": "setup",
"id": "example-0-1",
"text": "setup sample document number 1 for this supplied dataset."
},
{
"actual": "setup",
"id": "example-0-2",
"text": "setup sample document number 2 for this supplied dataset."
},
{
"actual": "usage",
"id": "example-1-0",
"text": "usage sample document number 0 for this supplied dataset."
},
{
"actual": "usage",
"id": "example-1-1",
"text": "usage sample document number 1 for this supplied dataset."
},
{
"actual": "usage",
"id": "example-1-2",
"text": "usage sample document number 2 for this supplied dataset."
},
{
"actual": "troubleshooting",
"id": "example-2-0",
"text": "troubleshooting sample document number 0 for this supplied dataset."
},
{
"actual": "troubleshooting",
"id": "example-2-1",
"text": "troubleshooting sample document number 1 for this supplied dataset."
},
{
"actual": "troubleshooting",
"id": "example-2-2",
"text": "troubleshooting sample document number 2 for this supplied dataset."
},
{
"actual": "reference",
"id": "example-3-0",
"text": "reference sample document number 0 for this supplied dataset."
},
{
"actual": "reference",
"id": "example-3-1",
"text": "reference sample document number 1 for this supplied dataset."
},
{
"actual": "reference",
"id": "example-3-2",
"text": "reference sample document number 2 for this supplied dataset."
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "sector-ml-knowledge-topic-cross-validation"
},
"sku": "assistant-sector-ml-knowledge-topic-cross-validation",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"records": {
"default": [
{
"actual": "setup",
"id": "example-0-0",
"text": "setup sample document number 0 for this supplied dataset."
},
{
"actual": "setup",
"id": "example-0-1",
"text": "setup sample document number 1 for this supplied dataset."
},
{
"actual": "setup",
"id": "example-0-2",
"text": "setup sample document number 2 for this supplied dataset."
},
{
"actual": "usage",
"id": "example-1-0",
"text": "usage sample document number 0 for this supplied dataset."
},
{
"actual": "usage",
"id": "example-1-1",
"text": "usage sample document number 1 for this supplied dataset."
},
{
"actual": "usage",
"id": "example-1-2",
"text": "usage sample document number 2 for this supplied dataset."
},
{
"actual": "troubleshooting",
"id": "example-2-0",
"text": "troubleshooting sample document number 0 for this supplied dataset."
},
{
"actual": "troubleshooting",
"id": "example-2-1",
"text": "troubleshooting sample document number 1 for this supplied dataset."
},
{
"actual": "troubleshooting",
"id": "example-2-2",
"text": "troubleshooting sample document number 2 for this supplied dataset."
},
{
"actual": "reference",
"id": "example-3-0",
"text": "reference sample document number 0 for this supplied dataset."
},
{
"actual": "reference",
"id": "example-3-1",
"text": "reference sample document number 1 for this supplied dataset."
},
{
"actual": "reference",
"id": "example-3-2",
"text": "reference sample document number 2 for this supplied dataset."
}
],
"items": {
"additionalProperties": false,
"properties": {
"actual": {
"enum": [
"setup",
"usage",
"troubleshooting",
"reference"
],
"type": "string"
},
"id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
},
"text": {
"default": "",
"maxLength": 1000,
"type": "string"
}
},
"required": [
"id",
"text",
"actual"
],
"type": "object"
},
"maxItems": 200,
"minItems": 2,
"type": "array"
}
},
"required": [
"records"
],
"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": "2026-10-26T15:51:45.596Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-26T15:51:45.328Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-sector-ml-knowledge-topic-cross-validation",
"tags": [
"ai",
"sector-ml",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Knowledge topic - Grouped three-fold baseline evaluation: Grouped three-fold baseline evaluation for Knowledge topic. Up to 200 supplied labelled text records. Local dataset tools, evaluation and small naive-Bayes baselines; no hosted model or foundation-model training. One of 25 profiles or calculations across 20 shared operations in this sector. 0.01 USDC includes one bounded grouped three-fold baseline evaluation deliverable."
}What the leaf hashes
{"body":"07aba6eaaf4c0cdc760c846bfe77da13ee4b2c17473f7c6acac14df4a17e42b7","id":280587,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793042433846664,"prev":262329,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-sector-ml-knowledge-topic-cross-validation","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).
- 0xbdc7c4f6925b5cb196d57aaf86fac8271360eaba776fec762cbcc8f81a454c33
- 0x5af5c761a6f4260de5cf3b440f5e6d5fc48405c35d13f665e039c5ca201c6f31
- 0x87e97c07ab5ab4ea349dbf88330a9a81772136e4095c75d9907424d5ced3ee08
- 0x5b02eb421534b61567d6653d8dbc6b64fda32ef9c9932c9a8b10daeca64ae070
- 0x7e81f9476db8688656a9dc70826bb913aeff92f01d417a2be726e4c1c05ade38
- 0x5d5210711ad06ad807106bba4f98034d58edb480a189caf86a8108e8abfeb08e
- 0xf760af2cfb95f46874d831a02cbc2070ee621cb6ebb517b509ea51b2e2778a89
- 0xfae5b7137b12f3433e60be29e586b2a8ef2eed15d38c898d5085a06215c158fd
- 0x9526bcec5203a2d2bf4d8ced6bfa4e5bdea2a8d30f09b2614941f3f6d1c6bd91
- 0xa8048983031bd787175feb9b6005110e63644ce412e11f8e1c15af8a960bfe20
- 0x135102b1595b48b3b1604ed9b55766b9654dc2e33631a8be15cb316d09a36075
- 0xa6f71fd6c3a59323bf7c5386a54935b14c555d8c717289cc73700f56d86994cd
- 0xd5b5bb5812612371a70171b2252d90e95bb0581ea5a3be198122adc8442e4f79
- 0xf692ce2b0a640ec9f75aa960e5fb1c2c7091a04e24881798735752c19014e519
- 0x9f68b5e15459cb62b8c0cd4c124fa61c74147b4a5755a200fbecd21a581635d1
- 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
- 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae