← The evidence ledger
Evidence row 76123
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://grokzilla.shop/api/skills/token-price
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 96a11cb9b5affcba2f58a4725c806577a0e887f30ca40e4d1f6cbf4ad51f86c3
- Leaf
- 0x70525bada9f4f09c16998cd65005460da2e0354871f6c88669cc57721ad988e9
What was observed
{
"endpoints": [
[
"x402",
"https://grokzilla.shop/api/skills/token-price"
]
],
"name": "Grokzilla x402 Micro Pay",
"owner_address": "0xc22f9caebac37fe72d5142f35f21f6696ea9ef69",
"raw": {
"accepts": [
{
"amount": "2000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0xc22f9CAEBAc37fE72D5142f35f21f6696Ea9Ef69",
"scheme": "exact"
}
],
"description": "Verified USD price for a Base ERC-20: DeFiLlama cross-checked against the deepest on-chain Uniswap/Aerodrome pool. Returns price, spread, staleness, confidence. Refused, not charged, if sources disagree over 2.5% or one is missing. Data only, not investment advice.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"token": "0x4200000000000000000000000000000000000006"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"charged": true,
"confidence": 0.975,
"data": {
"agree": true,
"by_source": {
"defillama": {
"as_of": "2026-10-17T11:11:51Z",
"confidence": 0.99,
"price_usd": "2434.91",
"staleness_s": 58
},
"onchain": {
"block": 52723111,
"pool": {
"address": "0x6c561b446416e1a00e8e93e221854d6ea4171372",
"dex": "uniswap_v3",
"quote": "USDC",
"quote_side_usd": 60045166.09,
"variant": "fee 3000"
},
"price_usd": "2431.203",
"weth_usd_onchain": 2431.202812620857
}
},
"chain": "base",
"decimals": 18,
"disclaimer": "Data only, not investment advice. Spot prices from public sources at one point in time; they can be stale, manipulated in thin pools, or wrong. No buy/sell signal is given or implied.",
"price_usd": "2433.056",
"sources_agree_within_pct": 2.5,
"spread_pct": 0.1524,
"symbol": "WETH",
"token": "0x4200000000000000000000000000000000000006"
},
"data_as_of": "2026-10-17T11:11:51Z",
"disclaimer": "Data only, not investment advice. Spot prices from public sources at one point in time; they can be stale, manipulated in thin pools, or wrong. No buy/sell signal is given or implied.",
"generated_at": "2026-10-17T11:12:49Z",
"next": [
"token_risk"
],
"ok": true,
"service": "token_price",
"skill": "token_price",
"sources": [
{
"fetched_at": "2026-10-17T11:12:48Z",
"name": "DeFiLlama coins API",
"url": "https://coins.llama.fi/prices/current/base:0x4200000000000000000000000000000000000006"
},
{
"block": 52723111,
"fetched_at": "2026-10-17T11:12:48Z",
"name": "Base on-chain pool (public RPC)",
"url": "https://basescan.org/address/0x6c561b446416e1a00e8e93e221854d6ea4171372"
}
],
"summary": "WETH $2433.056 (2 sources, spread 0.15%) - data only, not advice",
"version": "1.0.0",
"warnings": []
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"chain": {
"default": "base",
"enum": [
"base"
],
"type": "string"
},
"request_id": {
"description": "Optional idempotency key. Echoed back; a credit-pack redemption with the same request_id and body is charged once.",
"maxLength": 64,
"minLength": 1,
"pattern": "^[A-Za-z0-9._:-]+$",
"type": "string"
},
"token": {
"description": "Base ERC-20 contract address",
"pattern": "^0x[0-9a-fA-F]{40}$",
"type": "string"
}
},
"required": [
"token"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"charged": {
"type": "boolean"
},
"confidence": {
"type": "number"
},
"data": {
"properties": {
"agree": {
"type": "boolean"
},
"by_source": {
"properties": {
"defillama": {
"type": "object"
},
"onchain": {
"type": "object"
}
},
"type": "object"
},
"chain": {
"type": "string"
},
"decimals": {
"type": "integer"
},
"disclaimer": {
"type": "string"
},
"price_usd": {
"type": "string"
},
"sources_agree_within_pct": {
"type": "number"
},
"spread_pct": {
"type": "number"
},
"symbol": {
"type": "string"
},
"token": {
"type": "string"
}
},
"type": "object"
},
"data_as_of": {
"type": "string"
},
"disclaimer": {
"type": "string"
},
"generated_at": {
"type": "string"
},
"next": {
"items": {
"type": "string"
},
"type": "array"
},
"ok": {
"type": "boolean"
},
"service": {
"type": "string"
},
"skill": {
"type": "string"
},
"sources": {
"items": {
"properties": {
"fetched_at": {
"type": "string"
},
"name": {
"type": "string"
},
"url": {
"type": "string"
}
},
"type": "object"
},
"type": "array"
},
"summary": {
"type": "string"
},
"version": {
"type": "string"
},
"warnings": {
"type": "array"
}
},
"required": [
"ok",
"skill"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-21T20:30:15.831Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-21T20:30:15.394Z"
},
"resource": "https://grokzilla.shop/api/skills/token-price",
"serviceName": "Grokzilla x402 Micro Pay",
"tags": [
"token-price",
"defillama",
"base",
"onchain-price",
"verified"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Verified USD price for a Base ERC-20: DeFiLlama cross-checked against the deepest on-chain Uniswap/Aerodrome pool. Returns price, spread, staleness, confidence. Refused, not charged, if sources disagree over 2.5% or one is missing. Data only, not investment advice."
}What the leaf hashes
{"body":"96a11cb9b5affcba2f58a4725c806577a0e887f30ca40e4d1f6cbf4ad51f86c3","id":76123,"kind":"listing","method":"baseline/1","observed_us":1793025491680487,"prev":null,"subject":"x402_bazaar:https://grokzilla.shop/api/skills/token-price","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).
- 0x70528e193231ef5bfa9aa401735b016e34754c5ba6992881100e0ac0ef182a9b
- 0xe2a89e89192ba099e21d8bad13c46e2daba58846219ea8f4a86caa2dbba17684
- 0xde28b09f1c31b7804825569f24d901619a19a91d904ce75fdef3dcf31bef9aca
- 0x0aff9ce0f6e4bb5c40a03658461edadc7d91c2aa06dff8a8b738c66854c1e5ea
- 0x8c5ed712a3ef917b99f2a1a8888eb4253d90f2b741bb819ad64202dea71677ee
- 0x99fcdb41d9c6546585caa3b940b251ec80fa74d0221a1343a4d9ea7da9afddec
- 0x659fd9aacd4b1dc59dc02a0420d131bfbdd6dcd718fa1d38bbec40a6e9466f7d
- 0x84740acdfa15c3453249997de47399df05552438779dff236ee64c2a084059ff
- 0x6b772998359d0f60f0a087cf071ec87ae4529378e09cdd68ec0e7418c896d406
- 0x19792535bf1364a9338820b204b05ce0f6bf3690fa1496a73e82726a450f66c4
- 0x83da3d3b0ffc00454b09f0b6f54a0a4bb8b5fabd87854d6bb2d7abda681b5d72
- 0x5be1d69fd9353c3a75685caffea8c98e8f079f5072011c82517cc5f365ba32f8
- 0x14b83e3bc6587240f31cd033d09d131e0775b7b00aada9042597008a70399013
- 0xfc9b5a81a7a83a1c735a4fe64590beb9db14d2366f463161358af28c3ea9a81d
- 0xa2d436d488e3600b0e5c3e3ed9c9234cd52853c59830b786334fd0c4292d9f40
- 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
- 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae