← The evidence ledger
Evidence row 122827
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://toolvend.dev/calendar/business-days
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 478e9bb76cd0758e154b46a076d608e0b18625c65a9908c06e7dc9179bf42e54
- Leaf
- 0xd388cedcd7d834eced9b57765ab854c9446793717895775908219011902fc36a
What was observed
{
"endpoints": [
[
"x402",
"https://toolvend.dev/calendar/business-days"
]
],
"name": "toolvend.dev/calendar/business-days",
"owner_address": "0x55ae5d177cdc9493391a632794fd048e8dba4e20",
"raw": {
"accepts": [
{
"amount": "10000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "BFK9TLC3edb13K6v4YyH3DwPb5DSUpkWvb7XnqCL9b4F"
},
"maxTimeoutSeconds": 120,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "FSnwAPTNNSxqnR8MtuNrtwLkyYusZ4hncp684HxYpdLb",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 120,
"network": "eip155:8453",
"payTo": "0x55ae5d177cdc9493391a632794fd048e8dba4e20",
"scheme": "exact"
}
],
"description": "Add/subtract, count or find business days across countries and subdivisions; list public holidays. Bundled 2024–2030 calendars, inclusive ranges, explicit weekends and closures, source attribution and coverage warnings. See /calendar/coverage.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"countries": [
"GB-ENG",
"DE-BY"
],
"end": "2027-01-07",
"operation": "intersection",
"start": "2027-01-01"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"asOf": "2026-09-30",
"coverage": {
"authoritative": false,
"countries": [
{
"availableYears": [
2024,
2025,
2026,
2027,
2028,
2029,
2030
],
"emptyYears": [],
"key": "GB-ENG",
"name": "England",
"scope": "subdivision"
},
{
"availableYears": [
2024,
2025,
2026,
2027,
2028,
2029,
2030
],
"emptyYears": [],
"key": "DE-BY",
"name": "Bayern",
"scope": "subdivision"
}
],
"end": "2030-12-31",
"holidayTypes": [
"public"
],
"start": "2024-01-01"
},
"holidays": [
{
"country": "GB-ENG",
"date": "2027-01-01",
"names": [
"New Year's Day"
]
},
{
"country": "DE-BY",
"date": "2027-01-01",
"names": [
"New Year's Day"
]
},
{
"country": "DE-BY",
"date": "2027-01-06",
"names": [
"Epiphany"
]
}
],
"input": {
"additionalClosures": [],
"countries": [
"GB-ENG",
"DE-BY"
],
"end": "2027-01-07",
"operation": "intersection",
"start": "2027-01-01",
"weekend": [
6,
7
]
},
"operation": "intersection",
"result": {
"count": 3,
"date": null,
"dates": [
"2027-01-04",
"2027-01-05",
"2027-01-07"
]
},
"source": {
"asOf": "2026-09-30",
"attribution": "Python holidays contributors; see /calendar/coverage for the original licence and country-directory attribution.",
"changes": "Public and observed holiday rules compiled into civil dates for 2024–2030 for all supported country/subdivision keys.",
"license": "MIT",
"licenseUrl": "https://github.com/vacanza/holidays/blob/v0.105/LICENSE",
"name": "Python holidays",
"url": "https://github.com/vacanza/holidays",
"version": "holidays@0.105"
},
"trace": [
{
"date": "2027-01-01",
"reasons": [
"holiday:GB-ENG",
"holiday:DE-BY"
],
"working": false
},
{
"date": "2027-01-02",
"reasons": [
"weekend"
],
"working": false
},
{
"date": "2027-01-03",
"reasons": [
"weekend"
],
"working": false
},
{
"date": "2027-01-04",
"reasons": [],
"working": true
},
{
"date": "2027-01-05",
"reasons": [],
"working": true
},
{
"date": "2027-01-06",
"reasons": [
"holiday:DE-BY"
],
"working": false
},
{
"date": "2027-01-07",
"reasons": [],
"working": true
}
],
"warnings": [
"Community-maintained calendar rules are not authoritative. Local, employer, bank-only and emergency closures may be missing. Moon-sighting dates can differ. Verify critical schedules with the relevant authority.",
"Weekend defaults to Saturday/Sunday for every country; supply weekend explicitly where different. Government-designated compensating working weekends are not applied.",
"Public holidays affecting part of a day are conservatively treated as full-day closures."
]
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"additionalClosures": {
"description": "Closure dates applied to every requested calendar.",
"items": {
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"maxItems": 100,
"type": "array"
},
"countries": {
"description": "Country or subdivision keys from /calendar/coverage, e.g. GB-ENG, DE-BY, US-NY.",
"items": {
"maxLength": 64,
"minLength": 2,
"type": "string"
},
"maxItems": 4,
"minItems": 1,
"type": "array"
},
"days": {
"description": "Required for add. Start excluded except when days=0.",
"maximum": 250,
"minimum": -250,
"type": "integer"
},
"end": {
"description": "Required for count/intersection/holidays. Inclusive; at most 366 days.",
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"operation": {
"enum": [
"add",
"count",
"next",
"intersection",
"holidays"
],
"type": "string"
},
"start": {
"description": "Civil ISO date within 2024–2030.",
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"weekend": {
"description": "ISO weekdays, Monday=1; default [6,7]. Applies to all calendars.",
"items": {
"maximum": 7,
"minimum": 1,
"type": "integer"
},
"maxItems": 6,
"type": "array"
}
},
"required": [
"operation",
"countries",
"start"
],
"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": "2026-10-05T03:14:36.097Z",
"quality": {
"l30DaysTotalCalls": 3,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-05T03:14:35.851Z"
},
"resource": "https://toolvend.dev/calendar/business-days",
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Add/subtract, count or find business days across countries and subdivisions; list public holidays. Bundled 2024–2030 calendars, inclusive ranges, explicit weekends and closures, source attribution and coverage warnings. See /calendar/coverage."
}What the leaf hashes
{"body":"478e9bb76cd0758e154b46a076d608e0b18625c65a9908c06e7dc9179bf42e54","id":122827,"kind":"listing","method":"baseline/1","observed_us":1793025622240650,"prev":null,"subject":"x402_bazaar:https://toolvend.dev/calendar/business-days","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).
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- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae