← The evidence ledger
Evidence row 2201435
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://nohands-coinbase-bazaar.bytoken2023.workers.dev/v1/x402/base/stablecoin-balance
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 44557ca1a687abe8448287d2b668e2c95caac8b109c3002b0cacadfa22627e36
- Leaf
- 0x74d8121a9f2948118d8fd6dc7a2cc4f92b369d5513488d3134bea3f99ff6e9bf
What was observed
{
"endpoints": [
[
"x402",
"https://nohands-coinbase-bazaar.bytoken2023.workers.dev/v1/x402/base/stablecoin-balance"
]
],
"name": "NO HANDS AI",
"owner_address": "0x94f751f04b98507d31b500b7ed50be68a1514873",
"raw": {
"accepts": [
{
"amount": "3005",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"assetTransferMethod": "eip3009",
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x94F751f04b98507D31b500b7Ed50bE68A1514873",
"scheme": "exact"
}
],
"description": "Return live Base USDC, USDT, and DAI balances with public USD reference rates.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"address": "0x94F751f04b98507D31b500b7Ed50bE68A1514873"
},
"type": "http"
},
"output": {
"example": {
"address": "0x94F751f04b98507D31b500b7Ed50bE68A1514873",
"assets": [
{
"atomic": "1000000",
"balance": "1",
"contract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"estimated_value_usd": 1,
"reference_rate_usd": 1,
"reputation": "ok",
"symbol": "USDC"
},
{
"atomic": "0",
"balance": "0",
"contract": "0xfde4C96c8593536E31F229EA8f37b2ADa2699bb2",
"estimated_value_usd": 0,
"reference_rate_usd": 1,
"reputation": "ok",
"symbol": "USDT"
},
{
"atomic": "500000",
"balance": "0.0000000000005",
"contract": "0x50c5725949A6F0c72E6C4a641F24049A917DB0Cb",
"estimated_value_usd": 0,
"reference_rate_usd": 1,
"reputation": "ok",
"symbol": "DAI"
}
],
"fetched_at": "2026-07-24T00:00:00.000Z",
"limitations": [
"Reference rates are public metadata and may lag market prices.",
"Only the three listed Base stablecoin contracts are included."
],
"network": "eip155:8453",
"product": "base-stablecoin-balance",
"provenance": {
"block_tag": "latest",
"rpc_providers": [
"https://base.blockscout.com/api/eth-rpc",
"https://mainnet.base.org",
"https://base-rpc.publicnode.com"
]
},
"schema_version": "1.0",
"total_estimated_value_usd": 1
},
"type": "json"
}
},
"routeTemplate": "/v1/x402/base/stablecoin-balance",
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"address": {
"description": "Base wallet or contract whose stablecoin balances should be read.",
"example": "0x94F751f04b98507D31b500b7Ed50bE68A1514873",
"pattern": "^0x[a-fA-F0-9]{40}$",
"type": "string"
}
},
"required": [
"address"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"additionalProperties": true,
"properties": {
"address": {
"type": "string"
},
"assets": {
"items": {
"additionalProperties": true,
"properties": {
"atomic": {
"type": "string"
},
"balance": {
"type": "string"
},
"contract": {
"type": "string"
},
"estimated_value_usd": {
"type": [
"number",
"null"
]
},
"reference_rate_usd": {
"type": [
"number",
"null"
]
},
"reputation": {
"type": [
"string",
"null"
]
},
"symbol": {
"type": "string"
}
},
"type": "object"
},
"type": "array"
},
"fetched_at": {
"type": "string"
},
"limitations": {
"items": {
"type": "string"
},
"type": "array"
},
"network": {
"type": "string"
},
"product": {
"type": "string"
},
"provenance": {
"additionalProperties": true,
"properties": {
"block_tag": {
"type": "string"
},
"rpc_providers": {
"items": {
"type": "string"
},
"type": "array"
}
},
"type": "object"
},
"schema_version": {
"type": "string"
},
"total_estimated_value_usd": {
"type": "number"
}
},
"type": "object",
"x-schema-authority": "REPRESENTATIVE_RUNTIME_FIXTURE",
"x-schema-family": "OPERATION_RUNTIME_RESULT"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-11-02T02:37:02.558Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-11-02T02:37:01.973Z"
},
"resource": "https://nohands-coinbase-bazaar.bytoken2023.workers.dev/v1/x402/base/stablecoin-balance",
"serviceName": "NO HANDS AI",
"tags": [
"x402",
"no-hands-ai",
"blockchain-data"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Return live Base USDC, USDT, and DAI balances with public USD reference rates."
}What the leaf hashes
{"body":"44557ca1a687abe8448287d2b668e2c95caac8b109c3002b0cacadfa22627e36","id":2201435,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646804943579,"prev":null,"subject":"x402_bazaar:https://nohands-coinbase-bazaar.bytoken2023.workers.dev/v1/x402/base/stablecoin-balance","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).
- 0x74d87d976ca99fa020e20e9ba50e497dff3525833b0a02e6ad14c0bacbf7ae65
- 0x1be04078b0e14bd6c336b83acd10a2f22579cab36473d25d3e74d0c32e46d347
- 0x1c8f24aae6b3a36c1ed89b4f00da4794dc5bfa8b30989d67b9a8538f9fa00e88
- 0x233363da912579c3ce98fbfdf2438cf6d35ccba0438fc65c17d4ee7fd9152408
- 0xd9850a40379fabc434834369b300c4bafcc544a45b1b232714b26455e9f85eb7
- 0x396ded674d547de95587e8793b958b95126f988e5f85dd6025104f5c9719040b
- 0x287bae096e5fcc50431691832124304f83cef2ddc404b7939992421afc276e3c
- 0x72a6f14e60ec4752ec25587636198e8fc7bbfb8b496afd01e7235e72e380d2a8
- 0x416fa491c56bbb11984de7ff700ae3c3546623cde9f008859460a2d8ba618d54
- 0xd42367b4e5dd5e8d6fd79dca11046df09e3369f2a49b65e4f49465fd06c06252
- 0xda782eeeb678f63a4c934e31d82d424dbebef0507a93a24bcfc6898b58c83779
- 0x5feec977b64b001b93395460c9aa81fb2cde50b38c4635f5557793eb53a80b31
- 0xc661008e4484d030079bed4f257f712dbf632593873d45182aa879bd19ae8590
- 0x05ad6b5d39c05b20c421cfd08a369494609a679562a35de106ddfc5164e8f853
- 0x60dd7fd8117cbf3b80707f722623736c8c2b5b56277e8e78c9f81ef2dab8deab
- 0x3b89dd05634a82075204d3c671f613081ddfd9df739c64c0a8f39081bdfa32c7
- 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
- 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
- 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e
- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af