← The evidence ledger
Evidence row 60240
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://1gateway.dev/v1/onchain/base/balances
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 05a907eb330b2b282f0597ebdadfb79387b63371d347bbcdb9c0a8a1561ad072
- Leaf
- 0x6e4742de587acada51ab002069f8c710ab67ef0e37289e43e3e0bafa6e3a0177
What was observed
{
"endpoints": [
[
"x402",
"https://1gateway.dev/v1/onchain/base/balances"
]
],
"name": "1gateway",
"owner_address": "0x6246eee0355dd7a93c888fe59e1151388a0cc5a1",
"raw": {
"accepts": [
{
"amount": "2000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x6246eee0355Dd7A93C888fE59e1151388A0cC5a1",
"scheme": "exact"
}
],
"description": "Use when an agent needs what a Base address holds in one call instead of one RPC call per token. Input: address; optional tokens (up to 20 ERC-20 addresses, comma-separated; default USDC, EURC, USDbC, WETH, cbBTC, cbETH, wstETH). Output: JSON block+time, ETH balance, per-token symbol, decimals, raw and decimal balance, nonce, isContract. Chain state only, no prices. Bad input: 400, not charged. Example: ?address=0x6246eee0355Dd7A93C888fE59e1151388A0cC5a1",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"address": "0x6246eee0355Dd7A93C888fE59e1151388A0cC5a1",
"tokens": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913,0x4200000000000000000000000000000000000006"
},
"type": "http"
},
"output": {
"example": {
"address": "0x6246eee0355Dd7A93C888fE59e1151388A0cC5a1",
"block": {
"number": 52515381,
"timestamp": "2026-10-12T15:48:29.000Z"
},
"chain": "base",
"chainId": 8453,
"codeSize": 0,
"eth": {
"balance": 0.016974638846759017,
"wei": "16974638846759016"
},
"isContract": false,
"nonZeroTokens": 1,
"note": "Balances are raw chain state at the stated block. No prices, no USD values. The default token set is a short curated list; pass tokens= to check others.",
"rpc": {
"kind": "public",
"source": "base-rpc.publicnode.com"
},
"tokenSet": "default",
"tokens": [
{
"address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"balance": 0.5179,
"decimals": 6,
"issuer": "Circle",
"raw": "517900",
"status": "ok",
"symbol": "USDC"
}
],
"transactionCount": 7
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"additionalProperties": false,
"properties": {
"address": {
"description": "Wallet or contract on Base mainnet (0x + 40 hex; mixed case must be a valid EIP-55 checksum). Bad input → 400 (not charged)",
"examples": [
"0x6246eee0355Dd7A93C888fE59e1151388A0cC5a1"
],
"pattern": "^0x[0-9a-fA-F]{40}$",
"type": "string"
},
"tokens": {
"description": "Up to 20 comma-separated ERC-20 contract addresses on Base. Omit for the default set. A contract that is not an ERC-20 is listed with status not_an_erc20.",
"examples": [
"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913,0x4200000000000000000000000000000000000006"
],
"maxLength": 900,
"type": "string"
}
},
"required": [
"address"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"address": {
"type": "string"
},
"block": {
"properties": {
"number": {
"type": "integer"
},
"timestamp": {
"type": "string"
}
},
"type": "object"
},
"chain": {
"type": "string"
},
"chainId": {
"type": "integer"
},
"codeSize": {
"type": "integer"
},
"eth": {
"properties": {
"balance": {
"type": "number"
},
"wei": {
"type": "string"
}
},
"type": "object"
},
"isContract": {
"type": "boolean"
},
"nonZeroTokens": {
"type": "integer"
},
"note": {
"type": "string"
},
"rpc": {
"properties": {
"kind": {
"type": "string"
},
"source": {
"type": "string"
}
},
"type": "object"
},
"tokenSet": {
"type": "string"
},
"tokens": {
"items": {
"properties": {
"address": {
"type": "string"
},
"balance": {
"type": [
"number",
"null"
]
},
"decimals": {
"type": [
"integer",
"null"
]
},
"issuer": {
"type": [
"string",
"null"
]
},
"raw": {
"type": [
"string",
"null"
]
},
"status": {
"type": "string"
},
"symbol": {
"type": [
"string",
"null"
]
}
},
"type": "object"
},
"type": "array"
},
"transactionCount": {
"type": "integer"
}
},
"required": [
"chain",
"chainId",
"address",
"block",
"isContract",
"codeSize",
"transactionCount",
"eth",
"tokenSet",
"tokens",
"nonZeroTokens",
"rpc",
"note"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1791609992/bazaar-icons/c4d9db8f8f483844.png",
"lastUpdated": "2026-10-12T23:46:39.727Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-12T23:46:39.473Z"
},
"resource": "https://1gateway.dev/v1/onchain/base/balances",
"serviceName": "1gateway",
"tags": [
"base",
"wallet-balance",
"erc20",
"onchain",
"portfolio"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Use when an agent needs what a Base address holds in one call instead of one RPC call per token. Input: address; optional tokens (up to 20 ERC-20 addresses, comma-separated; default USDC, EURC, USDbC, WETH, cbBTC, cbETH, wstETH). Output: JSON block+time, ETH balance, per-token symbol, decimals, raw and decimal balance, nonce, isContract. Chain state only, no prices. Bad input: 400, not charged. Example: ?address=0x6246eee0355Dd7A93C888fE59e1151388A0cC5a1"
}What the leaf hashes
{"body":"05a907eb330b2b282f0597ebdadfb79387b63371d347bbcdb9c0a8a1561ad072","id":60240,"kind":"listing","method":"baseline/1","observed_us":1793025448121849,"prev":null,"subject":"x402_bazaar:https://1gateway.dev/v1/onchain/base/balances","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).
- 0x6e4720ab82a7ce06c91c9ee8a3782e05beacd3babeb734d4dfb84adb67e2713a
- 0x4a1cbc0ae4e5b4dbafac13dd7d14497abde38df1936547526f4062b84ff5c848
- 0xfaa3e4ba8ec59337cd2a68d3d4eac83893d3cbdd56f083c09920a1c28defe3bc
- 0x51a7c7fa51e53162640a1ede509b9291b0d8c993da3ac6833c89120ef7418e59
- 0x377186f28702874288062830948b95d228349a1ff04c4983fb0d491bd9f784f0
- 0x3b494c0b4f93d018ee3a754380c4ddca174f624bf0bef01ba510ab6c61155cdb
- 0x4831af653d5e47fb22ecc61be8b5f2a28b8767afb3382934df840c28927875e4
- 0x8fbbd1d35a1228b157065cc34f46a94cbe55b0905d4cbf744cd82addb72f2ec0
- 0xb6fcb010846d45411be563e67df50ecdd3ce51c303f1a3a19923a9bf705dac90
- 0xaee08b0a7fe6600aebc470a11e9a419553ea293db9d18d86b66fe6794f3e5b55
- 0x3167834b22bda59442a4af0440d698d3a42612c3d6ce4e293e0fa97975320c38
- 0x134f9b6d26973548d1c789e6b61a12b25e2a5a8fb632e692cd20a1b08d766a1b
- 0x14b83e3bc6587240f31cd033d09d131e0775b7b00aada9042597008a70399013
- 0xfc9b5a81a7a83a1c735a4fe64590beb9db14d2366f463161358af28c3ea9a81d
- 0xa2d436d488e3600b0e5c3e3ed9c9234cd52853c59830b786334fd0c4292d9f40
- 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
- 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae