← The evidence ledger
Evidence row 2202634
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://commerce-rules.halowerk.com/v1/eu/vat-invoice-mandatory-fields
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 5f852a905f90d9eb7a6f1089b3d431b782707873ffbaa5d8962269b179c9008a
- Leaf
- 0x214415e54b9445172f36c3ed65446ba8f8b15f1691ab7132c40110fa0c85ac20
What was observed
{
"endpoints": [
[
"x402",
"https://commerce-rules.halowerk.com/v1/eu/vat-invoice-mandatory-fields"
]
],
"name": "HALOWERK EU Commerce Rules",
"owner_address": "0x2880edfff13100677bf97a3cbdf3bc34771c4e5e",
"raw": {
"accepts": [
{
"amount": "3000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"currency": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"asset": "USDC",
"assetTransferMethod": "eip3009",
"eip712Domain": {
"chainId": 8453,
"name": "USD Coin",
"verifyingContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"version": "2"
},
"name": "USD Coin",
"network_name": "Base Mainnet",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
"recipient": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
"scheme": "exact"
}
],
"description": "Determine vat invoice mandatory fields from declared commerce facts, the effective date and the cited primary EU source. The response identifies applicability, exceptions, required actions, effective law and review triggers rather than claiming blanket compliance.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"customer_country": "FR",
"customer_type": "consumer",
"effective_date": "2026-09-04",
"product_category": "general_consumer_goods",
"product_value_eur": 49.9,
"seller_country": "DE",
"transaction_type": "goods"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"agreed_delivery_days": {
"default": 30,
"maximum": 3650,
"minimum": 0,
"type": "integer"
},
"annual_cross_border_b2c_eur": {
"default": 0,
"maximum": 100000000000,
"minimum": 0,
"type": "number"
},
"contains_battery": {
"default": false,
"type": "boolean"
},
"customer_country": {
"enum": [
"AT",
"BE",
"BG",
"HR",
"CY",
"CZ",
"DK",
"EE",
"FI",
"FR",
"DE",
"GR",
"HU",
"IE",
"IT",
"LV",
"LT",
"LU",
"MT",
"NL",
"PL",
"PT",
"RO",
"SK",
"SI",
"ES",
"SE"
],
"type": "string"
},
"customer_type": {
"default": "consumer",
"enum": [
"consumer",
"business",
"unknown"
],
"type": "string"
},
"declared_fields": {
"default": [],
"items": {
"maxLength": 100,
"minLength": 1,
"type": "string"
},
"maxItems": 200,
"type": "array",
"uniqueItems": true
},
"effective_date": {
"description": "Date on which the commercial decision is evaluated (YYYY-MM-DD).",
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"flags": {
"additionalProperties": {
"type": "boolean"
},
"default": {},
"maxProperties": 100,
"type": "object"
},
"imported_from_outside_eu": {
"default": false,
"type": "boolean"
},
"is_digital_element": {
"default": false,
"type": "boolean"
},
"is_electrical": {
"default": false,
"type": "boolean"
},
"is_microenterprise": {
"default": false,
"type": "boolean"
},
"is_platform": {
"default": false,
"type": "boolean"
},
"product_category": {
"default": "general_consumer_goods",
"maxLength": 120,
"minLength": 2,
"type": "string"
},
"product_value_eur": {
"default": 49.9,
"maximum": 100000000,
"minimum": 0,
"type": "number"
},
"sales_channel": {
"default": "own_shop",
"enum": [
"own_shop",
"marketplace",
"social_commerce",
"other"
],
"type": "string"
},
"seller_country": {
"enum": [
"AT",
"BE",
"BG",
"HR",
"CY",
"CZ",
"DK",
"EE",
"FI",
"FR",
"DE",
"GR",
"HU",
"IE",
"IT",
"LV",
"LT",
"LU",
"MT",
"NL",
"PL",
"PT",
"RO",
"SK",
"SI",
"ES",
"SE"
],
"type": "string"
},
"transaction_type": {
"default": "goods",
"enum": [
"goods",
"digital_content",
"digital_service",
"service",
"marketplace_offer"
],
"type": "string"
}
},
"required": [
"effective_date",
"seller_country",
"customer_country"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
},
"payment-identifier": {
"info": {
"required": false
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"id": {
"maxLength": 128,
"minLength": 16,
"pattern": "^[a-zA-Z0-9_-]+$",
"type": "string"
},
"required": {
"type": "boolean"
}
},
"required": [
"required"
],
"type": "object"
}
}
},
"lastUpdated": "2026-11-02T17:33:15.52Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-11-02T17:33:15.284Z"
},
"resource": "https://commerce-rules.halowerk.com/v1/eu/vat-invoice-mandatory-fields",
"serviceName": "HALOWERK EU Commerce Rules",
"tags": [
"eu-commerce",
"eu-rule",
"vat-customs",
"vat-invoice-mandatory-fields"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Determine vat invoice mandatory fields from declared commerce facts, the effective date and the cited primary EU source. The response identifies applicability, exceptions, required actions, effective law and review triggers rather than claiming blanket compliance."
}What the leaf hashes
{"body":"5f852a905f90d9eb7a6f1089b3d431b782707873ffbaa5d8962269b179c9008a","id":2202634,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646872915364,"prev":null,"subject":"x402_bazaar:https://commerce-rules.halowerk.com/v1/eu/vat-invoice-mandatory-fields","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).
- 0x214432a618d46d3a2ead2c97a625b1061fc9f20ef663d32eced00a25f00750a7
- 0x0688f6a22d8704e4bef75e6f13a627c10a6e42ea03d304cc5ef42d8e549e1527
- 0xa71d6fcd848b8fad0d7c87824fca9b28cb7568e1a1d490d6880e94081898d9aa
- 0x2a096185ba9e9f46c09dfaf26e34ae45c17e9c71be726a790ba25f473bd05508
- 0x60a73d8f965c3bf744373083a82e1bea6805cb38d0e8936d03516bfa26f92772
- 0x4a75342c0b98e2606a989883ca30ef43c63671ba042a6313f3100757e715cda3
- 0x402cb83a26e0e51aa6dd82f87cf8dbdbc605d9c01f7fef58422cc84da6bee5b0
- 0x9a1cd9df86f4c8af42cace2de6b8d30e07dd64b477880b6903bba4517e815de1
- 0xbf040f3d8a00797e52e635f9eee015fbe4ce69edd72e510bf7011ffb30f8e05b
- 0xad163573b8063c5865bccf956f96c019800ae639b11f163e0cdf5ad50bb5afb4
- 0xb638c84e21afcf4fb05edfb18ec1ec3e90dae343db8f36941c6635df85608248
- 0x55683a1d17eb7241c5fc7a5cf11e9abfdc0742d9a734c294f9a5cf8eb64903c1
- 0x1684e269a6d133e78b06586cfa473a0fd25d7ae52c10084dd8c0b8a491f1b827
- 0x401f99eb33c3aca7fb1835eab8a9dc02765c5e3996fc9560617f4be6c7c50067
- 0xcd21ec8d72a18a2d4513e4fd309abbb530810fb1dbeecd4b9b85acb4d6ff8f12
- 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
- 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
- 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
- 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e
- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af