← The evidence ledger
Evidence row 2202062
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://cooking-calc.x402tookit.com/recipe-scale
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- d589caea15fcd17215c88c88252d740bee0354e3f454ad8d75e6c35ca8d7603b
- Leaf
- 0x5f4ad036d1f824a87504a80bfcd344e6cf0810618277d1f0c9be7544a59c28d7
What was observed
{
"endpoints": [
[
"x402",
"https://cooking-calc.x402tookit.com/recipe-scale"
]
],
"name": "Cooking Calculators",
"owner_address": "0xb531320805c5bed1d46aeadcf4f008fdf172dbda",
"raw": {
"accepts": [
{
"amount": "20000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
},
{
"amount": "20000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM",
"transactionVersions": [
0
]
},
"maxTimeoutSeconds": 300,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "DUPiupXtuox38dcGoXUKer5mAydCzmaHjrbQ66qeEm8s",
"scheme": "exact"
},
{
"amount": "20000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:137",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
},
{
"amount": "20000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:42161",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
}
],
"description": "Scale a recipe's ingredient list by servings or factor: tidy fractions, spoon-to-cup bumping, optional grams, scaling cautions.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"fromServings": 4,
"grams": true,
"ingredients": "2 cups flour; 1 1/2 tsp salt; 3/4 cup sugar; 2 eggs; 1/2 cup butter",
"toServings": 6
},
"type": "http"
},
"output": {
"example": {
"asOf": "2026-10-11T14:26:09.781Z",
"degraded": false,
"disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.",
"factor": 1.5,
"items": [
{
"grams": 375,
"gramsNote": "approximate, 125 g per cup",
"ingredientMatched": "all-purpose flour",
"name": "flour",
"original": "2 cups flour",
"quantity": 3,
"scaled": "3 cup flour",
"unit": "cup"
},
{
"grams": 14,
"gramsNote": "approximate, 288 g per cup",
"ingredientMatched": "table salt",
"name": "salt",
"original": "1 1/2 tsp salt",
"quantity": 2.25,
"scaled": "2 1/4 tsp salt",
"unit": "tsp"
}
],
"notChecked": [
"cooking time and temperature, which do not scale with quantity (a double batch needs longer, not twice as long)",
"pan size: the right pan scales by volume (see /pan-scaling)",
"…2 more"
],
"reasons": [
"Straight proportional scaling."
],
"source": "computed locally",
"summary": "Scaled 5 line(s) by 1.5x.",
"verdict": "SCALED"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"factor": {
"description": "Or a multiplier, 0.1 to 20 (instead of servings)",
"type": "number"
},
"fromServings": {
"description": "Servings the recipe makes (use with toServings)",
"type": "number"
},
"grams": {
"description": "true to add gram weights for volume measures of known ingredients",
"type": "boolean"
},
"ingredients": {
"description": "Ingredient lines separated by semicolons or new lines, for example '2 cups flour; 1 1/2 tsp salt; 3 eggs'",
"type": "string"
},
"toServings": {
"description": "Servings you want",
"type": "number"
}
},
"required": [
"ingredients"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"asOf": {
"type": [
"null",
"string"
]
},
"degraded": {
"type": [
"boolean",
"null"
]
},
"disclaimer": {
"type": [
"null",
"string"
]
},
"factor": {
"type": [
"null",
"number"
]
},
"items": {
"items": {
"properties": {
"grams": {
"type": [
"null",
"number"
]
},
"gramsNote": {
"type": [
"null",
"string"
]
},
"ingredientMatched": {
"type": [
"null",
"string"
]
},
"name": {
"type": [
"null",
"string"
]
},
"original": {
"type": [
"null",
"string"
]
},
"quantity": {
"type": [
"null",
"number"
]
},
"scaled": {
"type": [
"null",
"string"
]
},
"unit": {
"type": [
"null",
"string"
]
}
},
"type": "object"
},
"type": [
"array",
"null"
]
},
"notChecked": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"reasons": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"source": {
"type": [
"null",
"string"
]
},
"summary": {
"type": [
"null",
"string"
]
},
"verdict": {
"type": [
"null",
"string"
]
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-11-01T22:44:30.493Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-11-01T22:44:30.324Z"
},
"resource": "https://cooking-calc.x402tookit.com/recipe-scale",
"serviceName": "Cooking Calculators",
"tags": [
"cooking",
"recipe",
"scaling",
"baking",
"calculator"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Scale a recipe's ingredient list by servings or factor: tidy fractions, spoon-to-cup bumping, optional grams, scaling cautions."
}What the leaf hashes
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Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).
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- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af