← The evidence ledger
Evidence row 75369
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://flat-rate-llm.kikoribera03.workers.dev/v1/evm/token-price
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 83c59d2949a050448a003b7652d6797b984e750c4fb9fbf091c83c08df913cad
- Leaf
- 0x67adc48e393b7af44f0b9061cc313fced7a75dd5fd05b3e4e68aaff31302bb09
What was observed
{
"endpoints": [
[
"x402",
"https://flat-rate-llm.kikoribera03.workers.dev/v1/evm/token-price"
]
],
"name": "flat-rate-llm.kikoribera03.workers.dev/v1/evm/token-price",
"owner_address": "0xc210ea7d5692a6401adf25bbcb7acde9cdb7e9ff",
"raw": {
"accepts": [
{
"amount": "5000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0xc210Ea7D5692a6401ADf25BbCB7aCDe9cDB7e9Ff",
"scheme": "exact"
},
{
"amount": "5000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:137",
"payTo": "0xc210Ea7D5692a6401ADf25BbCB7aCDe9cDB7e9Ff",
"scheme": "exact"
},
{
"amount": "5000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:42161",
"payTo": "0xc210Ea7D5692a6401ADf25BbCB7aCDe9cDB7e9Ff",
"scheme": "exact"
}
],
"description": "Spot price of any ERC20 read straight from the deepest Uniswap V3 pool against USDC, on Base, Ethereum, Polygon, Arbitrum or Optimism. Returns the pool address, fee tier, liquidity, sqrtPriceX96, tick and block, so the number can be audited instead of trusted. No aggregator and no API key: the source is the chain itself. Via eth_call.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"chain": "base",
"token": "0x4200000000000000000000000000000000000006"
},
"type": "http"
},
"output": {
"example": {
"blockNumber": 51047956,
"feeTier": 500,
"liquidity": "1102179176391610992",
"pool": "0xd0b53d9277642d899df5c87a3966a349a798f224",
"price": "2528.041",
"quoteSymbol": "USDC"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"chain": {
"description": "base | ethereum | polygon | arbitrum | optimism.",
"type": "string"
},
"quote": {
"description": "Token to price it against. Defaults to the chain's native USDC.",
"type": "string"
},
"token": {
"description": "ERC20 contract address to price.",
"type": "string"
}
},
"required": [
"token"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-08T06:14:42.658Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-08T06:14:42.559Z"
},
"resource": "https://flat-rate-llm.kikoribera03.workers.dev/v1/evm/token-price",
"tags": [
"token price",
"dex price",
"uniswap",
"spot price",
"price feed"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Spot price of any ERC20 read straight from the deepest Uniswap V3 pool against USDC, on Base, Ethereum, Polygon, Arbitrum or Optimism. Returns the pool address, fee tier, liquidity, sqrtPriceX96, tick and block, so the number can be audited instead of trusted. No aggregator and no API key: the source is the chain itself. Via eth_call."
}What the leaf hashes
{"body":"83c59d2949a050448a003b7652d6797b984e750c4fb9fbf091c83c08df913cad","id":75369,"kind":"listing","method":"baseline/1","observed_us":1793025490387879,"prev":null,"subject":"x402_bazaar:https://flat-rate-llm.kikoribera03.workers.dev/v1/evm/token-price","subject_kind":"source_record"}Proof
Its day has not closed yet. A day closes ten minutes after midnight UTC; the proof appears here then.