← The evidence ledger
Evidence row 76197
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://harvestpulse.theaslangroupllc.com/api/harvest/cost
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 061f045d3ecf75aaf0c270d8561f412703b552b34dd76c8ea3059a18b7e1f098
- Leaf
- 0xfd06bdcdb9c9cbb2e16f1fac2b742bafeeb76218f92b5df15bef5620503f823f
What was observed
{
"endpoints": [
[
"x402",
"https://harvestpulse.theaslangroupllc.com/api/harvest/cost"
]
],
"name": "HarvestPulse",
"owner_address": "0x50ab2018c06c6e4eaa9ba52057eb55ed284912fc",
"raw": {
"accepts": [
{
"amount": "100000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
"scheme": "exact"
},
{
"amount": "100000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "GatewayWalletBatched",
"verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
"version": "1"
},
"maxTimeoutSeconds": 604900,
"network": "eip155:8453",
"payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
"scheme": "exact"
},
{
"amount": "100000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM"
},
"maxTimeoutSeconds": 300,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "985iFjbnGQ3dJcwXnfRCMSrH4Jnc3kW1N6msR64B5KX1",
"scheme": "exact"
},
{
"amount": "100000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:137",
"payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
"scheme": "exact"
},
{
"amount": "100000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:42161",
"payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
"scheme": "exact"
},
{
"amount": "100000",
"asset": "0x79A02482A880bCe3F13E09da970dC34dB4cD24D1",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:480",
"payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
"scheme": "exact"
},
{
"amount": "100000",
"asset": "0x754704Bc059F8C67012fEd69BC8A327a5aafb603",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:143",
"payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
"scheme": "exact"
},
{
"amount": "100000",
"asset": "0x779ded0c9e1022225f8e0630b35a9b54be713736",
"extra": {
"name": "USD₮0",
"version": "1"
},
"maxTimeoutSeconds": 300,
"network": "eip155:196",
"payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
"scheme": "exact"
},
{
"amount": "100000",
"asset": "0xb88339CB7199b77E23DB6E890353E22632Ba630f",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:999",
"payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
"scheme": "exact"
},
{
"amount": "100000",
"asset": "31566704",
"extra": {
"feePayer": "ZMFK2OI7ZBD2U27ISERZC4S6LKM6WMFJPZQ4MYNJDZ2VNBNMBA67RA22AA"
},
"maxTimeoutSeconds": 300,
"network": "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73k",
"payTo": "62A253YPATFNJCPRKID3FKD77MYJFNTVRYRP4B4JWG36EGLPY7UXFWGI7I",
"scheme": "exact"
},
{
"amount": "100000",
"asset": "XRP",
"extra": {
"invoiceId": "389E2D9D7061484CBBE25E96B9A4B920",
"sourceTag": 804681468
},
"maxTimeoutSeconds": 300,
"network": "xrpl:0",
"payTo": "rMnHeutYALco8RYFVcmuU4BCgSzBpPEh32",
"scheme": "exact"
},
{
"amount": "0.1",
"asset": "524C555344000000000000000000000000000000",
"extra": {
"invoiceId": "17F5B45E35A14DECA10547FCD7F74BDF",
"issuer": "rMxCKbEDwqr76QuheSUMdEGf4B9xJ8m5De",
"sourceTag": 804681468
},
"maxTimeoutSeconds": 300,
"network": "xrpl:0",
"payTo": "rMnHeutYALco8RYFVcmuU4BCgSzBpPEh32",
"scheme": "exact"
},
{
"amount": "100000000000000000",
"asset": "0x8d0D000Ee44948FC98c9B98A4FA4921476f08B0d",
"extra": {
"assetTransferMethod": "eip3009",
"name": "World Liberty Financial USD",
"signerAddress": "0x34F7a661160780Ce1346e6D7B96D2bE244590899",
"version": "1"
},
"maxTimeoutSeconds": 300,
"network": "eip155:56",
"payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
"scheme": "exact"
}
],
"description": "Organic vs conventional food cost comparison — is organic worth it? Real price analysis of local/organic vs conventional groceries, grounded in FRED food-CPI data. For local-food and budget agents.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"items": "space-separated list of produce items to compare (default: strawberries tomatoes lettuce)",
"lang": "en | es | fr | de | pt | zh | ko (default: en)",
"location": "city, state, or country for pricing context (default: US)"
},
"type": "http"
},
"output": {
"errors": {
"400": {
"description": "Invalid or missing parameter(s). Returned before the payment gate on paid requests, so a malformed call is never charged. JSON body: { error: <what is wrong and how to fix it> } plus usage hints.",
"example": {
"error": "invalid request"
}
},
"402": {
"description": "Payment required — x402 v2 challenge; the accepts array lists scheme, network, and amount. Retry the same request with a PAYMENT-SIGNATURE (v2) or X-PAYMENT (v1) header. Verification is free."
},
"500": {
"description": "Unexpected server error. If a payment settled without a usable result, contact info@theaslangroupllc.com with the settlement tx hash for a re-run or credit.",
"example": {
"error": "upstream_failed"
}
}
},
"example": {
"bottom_line": "Local/organic can reach cost parity with conventional when waste reduction and quality are factored in.",
"budget_optimization_strategy": "Buy the Dirty Dozen organic locally, save on the Clean Fifteen conventionally.",
"cost_comparison": [
{
"conventional_grocery": "$3.50/lb",
"csa_equivalent": "$3.00/lb (estimated)",
"farmers_market_local": "$4.00/lb",
"item": "Strawberries",
"organic_grocery": "$5.50/lb",
"verdict": "CSA or farmers market offers the best value for freshness and price."
}
],
"hidden_costs_of_cheap_food": [
"environmental cost",
"health externalities",
"supply chain fragility"
],
"hidden_value_of_local": [
"freshness = less waste",
"relationship with grower",
"seasonal flavor peak"
],
"items_compared": "strawberries tomatoes lettuce",
"macro_context": "FRED CPI data shows food-at-home inflation trends relative to overall inflation.",
"pulse_suggestions": [],
"search_context": "Live search context on current prices and cost comparisons.",
"waste_factor": "Fresher local produce lasts longer, reducing effective cost through less waste."
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET",
"HEAD",
"DELETE"
],
"type": "string"
},
"queryParams": {
"properties": {
"items": {
"type": "string"
},
"lang": {
"type": "string"
},
"location": {
"type": "string"
}
},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"errors": {
"additionalProperties": {
"properties": {
"description": {
"type": "string"
},
"example": {
"type": "object"
}
},
"required": [
"description"
],
"type": "object"
},
"description": "Documented error responses, keyed by HTTP status code",
"type": "object"
},
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
},
"builder-code": {
"info": {
"a": "bc_gxy6qn5p"
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"additionalProperties": false,
"properties": {
"a": {
"description": "App builder code",
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
},
"s": {
"description": "Service builder codes",
"items": {
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
},
"type": "array"
},
"w": {
"description": "Wallet builder code",
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
}
},
"type": "object"
}
}
},
"lastUpdated": "2026-10-16T02:44:56.65Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-16T02:44:56.517Z"
},
"resource": "https://harvestpulse.theaslangroupllc.com/api/harvest/cost",
"serviceName": "HarvestPulse",
"tags": [
"cost-comparison",
"organic-vs-conventional",
"price-analysis",
"fred-cpi",
"local-food-agent"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Organic vs conventional food cost comparison — is organic worth it? Real price analysis of local/organic vs conventional groceries, grounded in FRED food-CPI data. For local-food and budget agents."
}What the leaf hashes
{"body":"061f045d3ecf75aaf0c270d8561f412703b552b34dd76c8ea3059a18b7e1f098","id":76197,"kind":"listing","method":"baseline/1","observed_us":1793025491768448,"prev":null,"subject":"x402_bazaar:https://harvestpulse.theaslangroupllc.com/api/harvest/cost","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).
- 0xfd063f8b770329b39384823c0da4e7f6c2912039571118d4a111a8b09107eff5
- 0xd44d8fe375eba8e877d9fa4d4a089d0e1d641a04aa18e492caf8aa4f5f5dbcd9
- 0xd99abee4691aa7973fcc61880b1957aa07f182c50eb989486c497bf7ff5b42a2
- 0x4c4b068fbf76c973b7bfa21ce8420fecf04cf61521836be854b52d34dfd105cf
- 0xdf011eafc4f1061209b094182c42a19c2d7a7385abbe4e6fcbba9d6be6a2d9b5
- 0xce3644ee0c87b0dda8a9e809546f034c2646afaad0201e7c78f1e230e8e397fe
- 0x3f3454662c1a2f28727aab00a7eccc23d05e08468ea63347681108789016b218
- 0x22ffa7c020efad3f08c4dbd31bfff0c149938fd1cbdbf399cea341a3627fc7ec
- 0x166e1fc806f28d2cfb90b5e917853fbf01cf0f341d4c8822b0f786e4cbcf1d74
- 0xf060241fb56836c62d3feefbc60d9401bb5e9f24893c10a5f67e7eab0a959c8a
- 0x2e09594bba0b7c90654eee0c9a8e6b9ed83ead47a7e7c90e73414beaf0ad4088
- 0xa1d268c111b09550fdb70b6d9d0b58c94dc828b083baa8f1360300aab6230a9c
- 0xbee644d57738676bfb20eb90d6021f364bf883a8d54f8d17e9dc4749b4074c3d
- 0x44945ea9ad8b24e723ad5a8fd6d014024a49531783f74ff9229c2ab6930e84c8
- 0x68d296b1e00b4899fb83c3fba36fffaefa311eac2903067dbebfe776a12b4a9a
- 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
- 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae