← The evidence ledger
Evidence row 69850
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://api.vextorium.com/v1/food-product
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 94f7c800222d2c9111da06467833dbec0e37f076df7a0b41749778178d393817
- Leaf
- 0x8d9e2afa2d15871d264052fc383055bfa611a4dff988f77421a0a892bf55b3f5
What was observed
{
"endpoints": [
[
"x402",
"https://api.vextorium.com/v1/food-product"
]
],
"name": "Food product by barcode",
"owner_address": "0xb9f06d2734b7e9d7b21b64c4d8b95bd774b71acf",
"raw": {
"accepts": [
{
"amount": "2000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf",
"scheme": "exact"
},
{
"amount": "2000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "GVJJ7rdGiXr5xaYbRwRbjfaJL7fmwRygFi1H6aGqDveb"
},
"maxTimeoutSeconds": 300,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "HcjfmZLgWRZzwj4deEiS7pewc4KBYSw39mW5nTyt3pz2",
"scheme": "exact"
},
{
"amount": "2000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:137",
"payTo": "0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf",
"scheme": "exact"
},
{
"amount": "2000",
"asset": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85",
"extra": {
"assets": [
{
"address": "0x0b2c639c533813f4aa9d7837caf62653d097ff85",
"authorizationVersions": [
"1",
"2"
],
"decimals": 6,
"symbol": "USDC"
}
],
"minValiditySeconds": 604800,
"name": "GatewayWalletBatched",
"verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
"version": "1"
},
"maxTimeoutSeconds": 604900,
"network": "eip155:10",
"payTo": "0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf",
"scheme": "exact"
},
{
"amount": "2000",
"asset": "0x3600000000000000000000000000000000000000",
"extra": {
"assets": [
{
"address": "0x3600000000000000000000000000000000000000",
"authorizationVersions": [
"1",
"2"
],
"decimals": 6,
"symbol": "USDC"
}
],
"minValiditySeconds": 604800,
"name": "GatewayWalletBatched",
"verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
"version": "1"
},
"maxTimeoutSeconds": 604900,
"network": "eip155:5042",
"payTo": "0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf",
"scheme": "exact"
},
{
"amount": "0.002",
"asset": "524C555344000000000000000000000000000000",
"extra": {
"areFeesSponsored": false,
"invoiceId": "D77F3AEBA48A48AF9BEEF77163129143",
"issuer": "rMxCKbEDwqr76QuheSUMdEGf4B9xJ8m5De",
"sourceTag": 804681468
},
"maxTimeoutSeconds": 300,
"network": "xrpl:0",
"payTo": "rEac5rTEr7y81iEyrMTrHCRbnktSE2pNCp",
"scheme": "exact"
},
{
"amount": "1540",
"asset": "XRP",
"extra": {
"areFeesSponsored": false,
"invoiceId": "C289A2C929C24F53AC0DD813117721F9",
"sourceTag": 804681468
},
"maxTimeoutSeconds": 300,
"network": "xrpl:0",
"payTo": "rEac5rTEr7y81iEyrMTrHCRbnktSE2pNCp",
"scheme": "exact"
}
],
"description": "Food product facts by barcode (EAN/UPC) from Open Food Facts: name, brand, quantity, Nutri-Score, NOVA processing group, Eco-Score, nutrients per 100 g, allergens, additives, ingredients and countries.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"code": "3017624010701"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"additives": [],
"allergens": [
"nuts"
],
"amount": "400.0 g",
"brand": "Ferrero",
"categories": [
"breakfasts",
"spreads"
],
"code": "3017624010701",
"countries": [
"france",
"united kingdom"
],
"ecoscore": "D",
"image": "https://images.openfoodfacts.org/images/products/301/762/401/0701/front_en.100.400.jpg",
"ingredients": "sugar, palm oil, hazelnuts, skimmed milk powder, fat reduced cocoa, emulsifier, vanillin",
"name": "Nutella",
"nova": null,
"nutriscore": "E",
"per_100g": {
"carbs": 57.5,
"energy_kcal": 539,
"fat": 30.9,
"fiber": null,
"protein": 6.3,
"salt": 0.1075,
"saturated": 10.6,
"sugars": 56.3
},
"source": "Contains information from Open Food Facts (https://world.openfoodfacts.org), which is made available here under the Open Database License (ODbL, https://opendatacommons.org/licenses/odbl/1-0/). Product images: CC BY-SA."
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"code": {
"type": "string"
}
},
"required": [
"code"
]
},
"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": {
"properties": {
"additives": {
"type": [
"array",
"null"
]
},
"allergens": {
"items": {
"type": [
"null",
"string"
]
},
"type": [
"array",
"null"
]
},
"amount": {
"type": [
"string",
"null"
]
},
"brand": {
"type": [
"string",
"null"
]
},
"categories": {
"items": {
"type": [
"null",
"string"
]
},
"type": [
"array",
"null"
]
},
"code": {
"type": [
"string",
"null"
]
},
"countries": {
"items": {
"type": [
"null",
"string"
]
},
"type": [
"array",
"null"
]
},
"ecoscore": {
"type": [
"string",
"null"
]
},
"image": {
"type": [
"string",
"null"
]
},
"ingredients": {
"type": [
"string",
"null"
]
},
"name": {
"type": [
"string",
"null"
]
},
"nova": {},
"nutriscore": {
"type": [
"string",
"null"
]
},
"per_100g": {
"properties": {
"carbs": {
"type": [
"number",
"null"
]
},
"energy_kcal": {
"type": [
"number",
"null"
]
},
"fat": {
"type": [
"number",
"null"
]
},
"fiber": {},
"protein": {
"type": [
"number",
"null"
]
},
"salt": {
"type": [
"number",
"null"
]
},
"saturated": {
"type": [
"number",
"null"
]
},
"sugars": {
"type": [
"number",
"null"
]
}
},
"type": [
"object",
"null"
]
},
"source": {
"type": [
"string",
"null"
]
}
},
"type": [
"object",
"null"
]
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-20T19:03:20.22Z",
"quality": {
"l30DaysTotalCalls": 5,
"l30DaysUniquePayers": 4,
"lastCalledAt": "2026-10-20T19:03:19.806Z"
},
"resource": "https://api.vextorium.com/v1/food-product",
"serviceName": "Food product by barcode",
"tags": [
"food",
"nutrition",
"barcode",
"allergens",
"products"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Food product facts by barcode (EAN/UPC) from Open Food Facts: name, brand, quantity, Nutri-Score, NOVA processing group, Eco-Score, nutrients per 100 g, allergens, additives, ingredients and countries."
}What the leaf hashes
{"body":"94f7c800222d2c9111da06467833dbec0e37f076df7a0b41749778178d393817","id":69850,"kind":"listing","method":"baseline/1","observed_us":1793025479051942,"prev":null,"subject":"x402_bazaar:https://api.vextorium.com/v1/food-product","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).
- 0x8d9e25fb48133a31a98ede036df5fa1d24cd618dd6f2faf916b56a60fb6085fb
- 0xe342d09dc8cef9c2395285d7cd7f3c755f9c7e40ac43fec09778a8fc61253d36
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- 0x9e0b43c662293d8e954d9c47462e1d42ee828e342f74399eee14d44098d4f27b
- 0x0679ec2d493c1ddb7c23f130300d880248223fe540068dc5d8a237f177726d6f
- 0xff073087c3613fb1e35d0423c94591bd98f71a93ad37c6637c85114dc9b56697
- 0x5428bf24cdb1f39d8a133899a8f86e323e0d2a307b0638f4305aa03791c060b3
- 0x3829bd218a2a00a88dd1eb8e9a1a14289412ff5e51fd5694cdea477956385601
- 0x5595ffc5c162852ce5d24c973a09e72b35818657f045c0887f03920ca679fd49
- 0x57adb884aa6187c9e7f153cc992251efcdbefadc60f2e9d6a2c0a9c60d412203
- 0x6880847de0a4b4b8c14408244df84ff11ac20d4049a575846d0700a7a91132ca
- 0x59a4efa65a01e4e2abdb3b8b7bb673db6d1c72e0f9d52dd2f94777b14a5b061c
- 0xc0cb184c9bdf71abcf18fda97bd59289153d120dbf8fee9f517b63bf303deb95
- 0xf0edabbb9ba0d643e5505d19d07637eb6f6aed0a1c7356af43ae7d84ae9ef0c5
- 0xf0bd63870f0bb378fa300bd33563050dcb7b3e02b44eb3ee550c1c534ec4b246
- 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
- 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae