← The evidence ledger
Evidence row 2201807
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://garden-calc.x402tookit.com/plant-spacing
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 762435dbfd70267a5118a125af1595ace263ecebb7d958a4db389a0c0a7009b4
- Leaf
- 0x605785dd5fef88f86e55f11f3b020f5ea04e1308fe2ee575e38b3b6b81d12dbb
What was observed
{
"endpoints": [
[
"x402",
"https://garden-calc.x402tookit.com/plant-spacing"
]
],
"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": "Plants that fit a bed at a spacing (grid or offset rows) and seeds to sow from germination rate, per bed and per square foot.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"germinationPercent": 80,
"lengthFt": 8,
"spacingIn": 6,
"widthFt": 4
},
"type": "http"
},
"output": {
"example": {
"areaSqFt": 32,
"asOf": "2026-10-11T20:20:03.525Z",
"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.",
"expectedFillPercentOnePerHole": 80,
"expectedSeedlingsFromSowing": 102.4,
"germinationPercent": 80,
"layout": "grid",
"notChecked": [
"the right spacing for the crop and variety: use the seed packet or extension guide (this calculator does not know what the plant needs)",
"paths, edges and trellises that remove planting area",
"…2 more"
],
"plantsByAreaDivision": 128,
"plantsByRowAndPlantCount": 128,
"plantsEstimate": 128,
"plantsPerRow": 16,
"plantsPerSqFt": 4,
"reasons": [
"Grid count = floor(length / spacing) x floor(width / row spacing), leaving half a spacing at each edge; the area method divides area by the footprint of one plant.",
"Offset rows pack plants about 15% denser than a square grid at the same in-row spacing."
],
"rowSpacingIn": 6,
"rowsFitting": 8,
"seedsNeededOnePerSpotToFill": 160,
"seedsPerHole": 1,
"seedsToSowAtThatRate": 128,
"source": "computed locally",
"spacingIn": 6,
"squareFootGardeningNote": "4 plants per square foot (square-foot gardening uses 1, 4, 9 or 16)",
"summary": "32 sq ft at 6 x 6 in (grid) holds 128 plants (4 per sq ft). With 80% germination, sowing 160 seeds (one per spot) should fill them; sowing 1 per spot uses 128 seeds.",
"verdict": "COMPUTED"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"areaSqFt": {
"description": "Or the planted area in square feet",
"type": "number"
},
"germinationPercent": {
"description": "Seed germination rate, 10 to 100 (default 85)",
"type": "number"
},
"layout": {
"description": "grid (default) or offset (triangular, rows staggered; row distance is 0.866 x spacing)",
"type": "string"
},
"lengthFt": {
"description": "Bed length in feet (with widthFt), or give areaSqFt",
"type": "number"
},
"rowSpacingIn": {
"description": "Distance between rows in inches (default: same as spacingIn)",
"type": "number"
},
"seedsPerHole": {
"description": "Seeds sown per planting spot, 1 to 6 (default 1)",
"type": "integer"
},
"spacingIn": {
"description": "Spacing between plants in a row, inches, 1 to 120",
"type": "number"
},
"widthFt": {
"description": "Bed width in feet",
"type": "number"
}
},
"required": [
"spacingIn"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"areaSqFt": {
"type": [
"null",
"number"
]
},
"asOf": {
"type": [
"null",
"string"
]
},
"degraded": {
"type": [
"boolean",
"null"
]
},
"disclaimer": {
"type": [
"null",
"string"
]
},
"expectedFillPercentOnePerHole": {
"type": [
"null",
"number"
]
},
"expectedSeedlingsFromSowing": {
"type": [
"null",
"number"
]
},
"germinationPercent": {
"type": [
"null",
"number"
]
},
"layout": {
"type": [
"null",
"string"
]
},
"notChecked": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"plantsByAreaDivision": {
"type": [
"null",
"number"
]
},
"plantsByRowAndPlantCount": {
"type": [
"null",
"number"
]
},
"plantsEstimate": {
"type": [
"null",
"number"
]
},
"plantsPerRow": {
"type": [
"null",
"number"
]
},
"plantsPerSqFt": {
"type": [
"null",
"number"
]
},
"reasons": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"rowSpacingIn": {
"type": [
"null",
"number"
]
},
"rowsFitting": {
"type": [
"null",
"number"
]
},
"seedsNeededOnePerSpotToFill": {
"type": [
"null",
"number"
]
},
"seedsPerHole": {
"type": [
"null",
"number"
]
},
"seedsToSowAtThatRate": {
"type": [
"null",
"number"
]
},
"source": {
"type": [
"null",
"string"
]
},
"spacingIn": {
"type": [
"null",
"number"
]
},
"squareFootGardeningNote": {
"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": "2026-11-01T23:25:00.307Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-11-01T23:25:00.1Z"
},
"resource": "https://garden-calc.x402tookit.com/plant-spacing",
"serviceName": "Garden Calculators",
"tags": [
"garden",
"spacing",
"seeds",
"planting",
"calculator"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Plants that fit a bed at a spacing (grid or offset rows) and seeds to sow from germination rate, per bed and per square foot."
}What the leaf hashes
{"body":"762435dbfd70267a5118a125af1595ace263ecebb7d958a4db389a0c0a7009b4","id":2201807,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646808974114,"prev":null,"subject":"x402_bazaar:https://garden-calc.x402tookit.com/plant-spacing","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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- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af