← The evidence ledger
Evidence row 72060
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://ca-tax-api-mainnet.lxtap.workers.dev/base/wallet-profile
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 9497cdf304258fec3ee1592b476552225defdf40c8d53e2626027ef2ece42672
- Leaf
- 0xe24bfa5329d3315a516a14aa5fae522236ce7793bb878b833c35b6658ac05674
What was observed
{
"endpoints": [
[
"x402",
"https://ca-tax-api-mainnet.lxtap.workers.dev/base/wallet-profile"
]
],
"name": "Base Onchain Data",
"owner_address": "0x2ecb9e1fcca7a62758c679f11bc3241466d181d8",
"raw": {
"accepts": [
{
"amount": "10000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x2ECB9E1fcca7A62758c679F11bC3241466d181d8",
"scheme": "exact"
}
],
"description": "Who is this Base address? Wallet age (first transfer), first funder, contract or EOA, ETH balance and nonce, the latest transfers in and out (native, ERC-20, NFTs), top counterparties by count, and recent large transfers in USD (ETH, WETH, USDC, USDT), from Alchemy's transfer index.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"address": "0x2211d1D0020DAEA8039E46Cf1367962070d77DA9"
},
"type": "http"
},
"output": {
"example": {
"account": {
"isContract": true,
"kind": "minimal proxy (often a smart-contract wallet)",
"nativeBalance": "7.554675633166555733",
"nativeBalanceUsd": 18129.022
},
"activity": {
"byCategory": {
"erc20": 193,
"erc721": 7
},
"inboundScanned": 100,
"moreHistory": true,
"newestAt": "2026-10-23T05:32:03.000Z",
"oldestScannedAt": "2026-03-04T20:47:51.000Z",
"outboundScanned": 100,
"transfersScanned": 200
},
"address": "0x2211d1D0020DAEA8039E46Cf1367962070d77DA9",
"age": {
"ageDays": 886.5,
"firstActivityAt": "2024-05-19T17:46:01.000Z",
"firstActivityBlock": 14675707,
"firstActivityTx": "0x5f454db47b81efe7131819debc259678524c550771a0262b9cb486d58b5ba799",
"firstDirection": "in"
},
"chain": "base",
"firstFunder": {
"address": "0x1985EA6E9c68E1C272d8209f3B478AC2Fdb25c87",
"amount": 1,
"asset": "ETH",
"at": "2024-05-19T17:46:01.000Z",
"tx": "0x5f454db47b81efe7131819debc259678524c550771a0262b9cb486d58b5ba799"
},
"largeTransfers": [
{
"amount": 10000,
"asset": "USDC",
"at": "2026-06-11T18:24:41.000Z",
"block": 47206467,
"category": "erc20",
"counterparty": "0xf605767BB0636FE082B20b2999A6957e3c772378",
"direction": "out",
"hash": "0x946b81e380e8efa4ba6e90b9eb22b76733b331a1613c5f540ff93d0ef0de8759",
"token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"usd": 10000
},
{
"amount": 1000,
"asset": "USDC",
"at": "2026-03-15T05:58:07.000Z",
"block": 43382470,
"category": "erc20",
"counterparty": "0x944766f715b51967E56aFdE5f0Aa76cEaCc9E7f9",
"direction": "out",
"hash": "0x980b5e79d2c9aca49de1b0dbed6303cbc76f1003eb463e04af3086839efb8540",
"token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"usd": 1000
}
],
"nativeUsd": {
"price": 2399.71,
"source": "Chainlink ETH/USD",
"symbol": "ETH",
"updatedAt": "2026-10-23T05:32:25.000Z"
},
"notes": "From Alchemy's transfer index: ETH (top-level only), ERC-20, ERC-721 and ERC-1155 transfers, zero-value ones excluded. Activity, counterparties and large transfers cover the newest 100 transfers in ea… (240 chars, truncated in this example)",
"recentTransfers": [
{
"amount": 1.176424941,
"asset": "ZORA",
"at": "2026-10-23T05:32:03.000Z",
"block": 52972088,
"category": "erc20",
"counterparty": "0xC8d077444625eB300A427a6dfB2b1DBf9b159040",
"direction": "in",
"hash": "0xfa9eb05cc39d5837f798e4af956c2d5701e7caedb1ed870b8cc7719a79616adc",
"token": "0x1111111111166b7FE7bd91427724B487980aFc69",
"usd": null
},
{
"amount": 38.73637901,
"asset": "ZORA",
"at": "2026-10-23T04:54:45.000Z",
"block": 52970969,
"category": "erc20",
"counterparty": "0xC8d077444625eB300A427a6dfB2b1DBf9b159040",
"direction": "in",
"hash": "0x86f49f84cfc339368a9e60506d1c5f53b22b7584dfd1e6e4a2785aa0230c70c0",
"token": "0x1111111111166b7FE7bd91427724B487980aFc69",
"usd": null
},
{
"amount": 24.00175129,
"asset": "ZORA",
"at": "2026-10-23T04:54:27.000Z",
"block": 52970960,
"category": "erc20",
"counterparty": "0xC8d077444625eB300A427a6dfB2b1DBf9b159040",
"direction": "in",
"hash": "0x5355bc9bbc8e8979da09448fa944eb4b4712a3d6084b3b95f67b1dbc33bc3dd3",
"token": "0x1111111111166b7FE7bd91427724B487980aFc69",
"usd": null
},
{
"amount": 1.11299432,
"asset": "STONKEX",
"at": "2026-10-23T04:50:31.000Z",
"block": 52970842,
"category": "erc20",
"counterparty": "0x4Ee35c658b8032a7577096B60bd51Ae9909E4f98",
"direction": "in",
"hash": "0xe8bad3a06af40f1a147648bc858fe960d072e442cb149dc6d9dace021915b330",
"token": "0x5ab000ff9B9FfE0349CE5ffA5fD86f217C3680F5",
"usd": null
},
{
"amount": 0.0000248,
"asset": "SPCX",
"at": "2026-10-23T04:50:31.000Z",
"block": 52970842,
"category": "erc20",
"counterparty": "0x4Ee35c658b8032a7577096B60bd51Ae9909E4f98",
"direction": "in",
"hash": "0xe8bad3a06af40f1a147648bc858fe960d072e442cb149dc6d9dace021915b330",
"token": "0xb2000000000000000000007b9fcbd005511aCBd5",
"usd": null
}
],
"topCounterparties": [
{
"address": "0xC8d077444625eB300A427a6dfB2b1DBf9b159040",
"lastAt": "2026-10-23T05:32:03.000Z",
"received": 54,
"sent": 0,
"transfers": 54
},
{
"address": "0x4Ee35c658b8032a7577096B60bd51Ae9909E4f98",
"lastAt": "2026-10-23T04:50:31.000Z",
"received": 30,
"sent": 0,
"transfers": 30
},
{
"address": "0x5BADb0143f69015c5c86cbd9373474a9c8Ab713B",
"lastAt": "2026-07-11T15:40:17.000Z",
"received": 0,
"sent": 10,
"transfers": 10
},
{
"address": "0x8a311D7048c35985aa31C131B9A13e03a5f7422d",
"lastAt": "2026-04-12T03:44:47.000Z",
"received": 0,
"sent": 9,
"transfers": 9
},
{
"address": "0x940181a94A35A4569E4529A3CDfB74e38FD98631",
"lastAt": "2026-10-14T10:11:49.000Z",
"received": 0,
"sent": 5,
"transfers": 5
}
]
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"additionalProperties": false,
"properties": {
"address": {
"description": "Wallet or contract address on Base",
"pattern": "^0x[0-9a-fA-F]{40}$",
"type": "string"
}
},
"required": [
"address"
],
"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": "2026-10-24T05:49:48.668Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-24T05:49:48.336Z"
},
"resource": "https://ca-tax-api-mainnet.lxtap.workers.dev/base/wallet-profile",
"serviceName": "Base Onchain Data",
"tags": [
"base",
"onchain",
"erc20",
"token",
"wallet"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Who is this Base address? Wallet age (first transfer), first funder, contract or EOA, ETH balance and nonce, the latest transfers in and out (native, ERC-20, NFTs), top counterparties by count, and recent large transfers in USD (ETH, WETH, USDC, USDT), from Alchemy's transfer index."
}What the leaf hashes
{"body":"9497cdf304258fec3ee1592b476552225defdf40c8d53e2626027ef2ece42672","id":72060,"kind":"listing","method":"baseline/1","observed_us":1793025485223958,"prev":null,"subject":"x402_bazaar:https://ca-tax-api-mainnet.lxtap.workers.dev/base/wallet-profile","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).
- 0xe24c0f72b17ec7732081fd20f65aafa0485cfe504744b30a4ccde0adb1e061dc
- 0x0d9a84ac1f52557f0967e90df19d4604e251dace72a64c76f7dbe4cb4740d404
- 0xcdf9ad09b0a4078afd403d83c3664ecf672512683e5b29c9dbf252fff3aa7030
- 0x7790e9fb2a961958b557b479eec38d9ecf80dbf4785619c2e73b4fd64ad1f655
- 0xfaf03f7ce372848e2aa4c55bff32f5845b5f0f804542ec8c713bb11bd170c6b5
- 0x060bb2e1eae32f3ee32154eeb690c01d40bec224b920bb2ae9f05eb52fc191a1
- 0xcee7bbd7fb962776d3ea1e093e1ddd0edab9a581a16abb6c27f4a77b850eeb04
- 0xd0d747de398e9060d8396137fe5f31e01fe2b7466ffd30b786f11f2d65f8d5f3
- 0xa5fc2ea4177611a28b7eae6ce407b1a403bfafd3c234c31185c77ef06d4b1ceb
- 0x763ea9329088103e758b19f76ca53e55082e397d207fb68c791899293a6883a7
- 0xdf3f95c9d849961694a4ee89abdfac5cbfb97e2ba08a6ad3eefe16691598b4f5
- 0x8e135936797442c4eea61915f2c9f8f6df06e1322204cd0e6986ada3e54c77cc
- 0xc0924a0807e534382f518663123231c317124338831a2b310de2c17b09677086
- 0x9bc5fc98278b9f6dc18c66c6e162aefd5244be03170d41bc5161f58ad11beed7
- 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
- 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
- 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae