← The evidence ledger
Evidence row 2201283
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://garden-calc.x402tookit.com/soil-volume
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 72f29d3b90aa7ccc1be9b49b97b44ed3389920c0e8ab78a6fefec70bf2762086
- Leaf
- 0x552d8b7ef6a62d8c3ac220bd3a4251586e8ead6314e28e1212aa1d289aa4ef4e
What was observed
{
"endpoints": [
[
"x402",
"https://garden-calc.x402tookit.com/soil-volume"
]
],
"name": "Garden 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": "Soil or mulch for a rectangular or round bed: cubic feet, yards, litres, bags, settling allowance and a mix split by parts.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"depth": 1,
"lengthOrDiameter": 8,
"mix": "topsoil:5; compost:3; perlite:2",
"settlingPercent": 10,
"shape": "rectangle",
"unit": "ft",
"width": 4
},
"type": "http"
},
"output": {
"example": {
"areaSqFt": 32,
"asOf": "2026-10-11T20:20:04.052Z",
"bagCuFt": 1.5,
"bagsNeeded": 24,
"coverageSqFtPerCuYdAtThisDepth": 27,
"degraded": false,
"depthFt": 1,
"disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.",
"mix": [
{
"bags": 12,
"cuFt": 17.6,
"cuYd": 0.652,
"litres": 498.4,
"name": "topsoil",
"parts": 5,
"percent": 50
},
{
"bags": 8,
"cuFt": 10.56,
"cuYd": 0.391,
"litres": 299,
"name": "compost",
"parts": 3,
"percent": 30
}
],
"notChecked": [
"real bed shape: sloped sides, mounds and tapered beds change the volume (split an odd bed into rectangles and circles and add them)",
"how much the soil compacts: settling varies from 5% (screened soil) to 25% (loose compost)",
"…2 more"
],
"reasons": [
"Volume = area x depth; 1 cubic yard = 27 cubic feet = 764.6 litres.",
"A cubic yard covers 324 square feet one inch deep."
],
"settlingPercent": 10,
"shape": "rectangle",
"source": "computed locally",
"summary": "8 x 4 ft bed at 1 ft deep holds 32 cubic feet (1.19 cubic yards, 906 litres); with 10% for settling order 35.2 cubic feet, 24 bags of 1.5.",
"verdict": "COMPUTED",
"volumeCuFt": 32,
"volumeCuYd": 1.185,
"volumeLitres": 906.1,
"volumeM3": 0.9061,
"volumeWithSettlingCuFt": 35.2,
"volumeWithSettlingCuYd": 1.304,
"volumeWithSettlingLitres": 996.8
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"bagCuFt": {
"description": "Bag size in cubic feet, 0.25 to 80 (default 1.5)",
"type": "number"
},
"depth": {
"description": "Fill depth in the chosen unit",
"type": "number"
},
"lengthOrDiameter": {
"description": "Length of a rectangle, or diameter of a circle, in the chosen unit",
"type": "number"
},
"mix": {
"description": "Mix as name:parts separated by semicolons, for example 'topsoil:5; compost:3; perlite:2'",
"type": "string"
},
"settlingPercent": {
"description": "Extra for settling, 0 to 40 (default 10)",
"type": "number"
},
"shape": {
"description": "rectangle or circle",
"type": "string"
},
"unit": {
"description": "ft (default), in, m or cm for the dimensions",
"type": "string"
},
"width": {
"description": "Width of a rectangle (needed for rectangle)",
"type": "number"
}
},
"required": [
"shape",
"lengthOrDiameter",
"depth"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"areaSqFt": {
"type": [
"null",
"number"
]
},
"asOf": {
"type": [
"null",
"string"
]
},
"bagCuFt": {
"type": [
"null",
"number"
]
},
"bagsNeeded": {
"type": [
"null",
"number"
]
},
"coverageSqFtPerCuYdAtThisDepth": {
"type": [
"null",
"number"
]
},
"degraded": {
"type": [
"boolean",
"null"
]
},
"depthFt": {
"type": [
"null",
"number"
]
},
"disclaimer": {
"type": [
"null",
"string"
]
},
"mix": {
"items": {
"properties": {
"bags": {
"type": [
"null",
"number"
]
},
"cuFt": {
"type": [
"null",
"number"
]
},
"cuYd": {
"type": [
"null",
"number"
]
},
"litres": {
"type": [
"null",
"number"
]
},
"name": {
"type": [
"null",
"string"
]
},
"parts": {
"type": [
"null",
"number"
]
},
"percent": {
"type": [
"null",
"number"
]
}
},
"type": "object"
},
"type": [
"array",
"null"
]
},
"notChecked": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"reasons": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"settlingPercent": {
"type": [
"null",
"number"
]
},
"shape": {
"type": [
"null",
"string"
]
},
"source": {
"type": [
"null",
"string"
]
},
"summary": {
"type": [
"null",
"string"
]
},
"verdict": {
"type": [
"null",
"string"
]
},
"volumeCuFt": {
"type": [
"null",
"number"
]
},
"volumeCuYd": {
"type": [
"null",
"number"
]
},
"volumeLitres": {
"type": [
"null",
"number"
]
},
"volumeM3": {
"type": [
"null",
"number"
]
},
"volumeWithSettlingCuFt": {
"type": [
"null",
"number"
]
},
"volumeWithSettlingCuYd": {
"type": [
"null",
"number"
]
},
"volumeWithSettlingLitres": {
"type": [
"null",
"number"
]
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-11-02T04:06:31.796Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-11-02T04:06:31.638Z"
},
"resource": "https://garden-calc.x402tookit.com/soil-volume",
"serviceName": "Garden Calculators",
"tags": [
"garden",
"soil",
"raised-bed",
"mulch",
"calculator"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Soil or mulch for a rectangular or round bed: cubic feet, yards, litres, bags, settling allowance and a mix split by parts."
}What the leaf hashes
{"body":"72f29d3b90aa7ccc1be9b49b97b44ed3389920c0e8ab78a6fefec70bf2762086","id":2201283,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646803168745,"prev":null,"subject":"x402_bazaar:https://garden-calc.x402tookit.com/soil-volume","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).
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- 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e
- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af