← The evidence ledger
Evidence row 63928
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://agentshelf.syntexa.ch/v1/base-portfolio
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 3ffcaaa8c80883d9fd4894c3798307a687c91d5c5ee8fb7dca07ddeec4f6aaee
- Leaf
- 0xf8a4320a1c5d5ae8df746b36a1d9c3a6fa4e9861ec035b2b6568dbb0fffbf584
What was observed
{
"endpoints": [
[
"x402",
"https://agentshelf.syntexa.ch/v1/base-portfolio"
]
],
"name": "agentshelf.syntexa.ch/v1/base-portfolio",
"owner_address": "0x1d61faa032d3f40d9c470d2bf3a3f53de0e55a38",
"raw": {
"accepts": [
{
"amount": "5000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 60,
"network": "eip155:8453",
"payTo": "0x1D61FAA032d3f40D9C470D2bf3A3f53De0E55a38",
"scheme": "exact"
}
],
"description": "Call when an agent needs native ETH plus up to 20 ERC-20 balances for one Base address. Send address and an optional tokens list; omit tokens for Circle USDC. Multicall3 batches the reads. Read-only. No spend. Send JSON {\"address\":\"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045\",\"tokens\":[\"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913\"]}. Exact $0.005 USDC on Base. Try unpaid POST /v1/sandbox/base-portfolio first.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"address": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045",
"tokens": [
"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"address": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045",
"billed": true,
"eth_balance": "1",
"eth_balance_wei": "1000000000000000000",
"network": "eip155:8453",
"ok": true,
"receipt_id": "rcpt_01EXAMPLE000000000000000",
"tokens": [
{
"balance": "2.5",
"balance_raw": "2500000",
"decimals": 6,
"ok": true,
"token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
}
],
"used_default_tokens": false,
"warnings": []
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"examples": [
{
"address": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045",
"tokens": [
"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
]
}
],
"properties": {
"address": {
"description": "Holder on Base mainnet. Example: 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045. Returns native ETH plus ERC-20 balances. EIP-55 or all one case.",
"examples": [
"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"
],
"type": "string"
},
"tokens": {
"description": "Up to 20 ERC-20 addresses. Example: [\"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913\"]. Omit the field for Circle USDC. An empty list is rejected.",
"examples": [
[
"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
]
],
"items": {
"description": "ERC-20 contract. Example: 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913. At most 20. Omit the list to use Circle USDC.",
"type": "string"
},
"maxItems": 20,
"type": "array"
}
},
"required": [
"address"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"additionalProperties": false,
"examples": [
{
"address": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045",
"billed": true,
"eth_balance": "1",
"eth_balance_wei": "1000000000000000000",
"network": "eip155:8453",
"ok": true,
"receipt_id": "rcpt_01EXAMPLE000000000000000",
"tokens": [
{
"balance": "2.5",
"balance_raw": "2500000",
"decimals": 6,
"ok": true,
"token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
}
],
"used_default_tokens": false,
"warnings": []
}
],
"properties": {
"address": {
"examples": [
"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045"
],
"type": "string"
},
"billed": {
"examples": [
true
],
"type": "boolean"
},
"eth_balance": {
"examples": [
"1"
],
"type": "string"
},
"eth_balance_wei": {
"examples": [
"1000000000000000000"
],
"type": "string"
},
"network": {
"const": "eip155:8453",
"examples": [
"eip155:8453"
],
"type": "string"
},
"ok": {
"const": true,
"examples": [
true
],
"type": "boolean"
},
"receipt_id": {
"examples": [
"rcpt_01EXAMPLE000000000000000"
],
"type": "string"
},
"tokens": {
"examples": [
[
{
"balance": "2.5",
"balance_raw": "2500000",
"decimals": 6,
"ok": true,
"token": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
}
]
],
"items": {
"additionalProperties": false,
"properties": {
"balance": {
"type": [
"string",
"null"
]
},
"balance_raw": {
"type": [
"string",
"null"
]
},
"decimals": {
"anyOf": [
{
"minimum": 0,
"type": "integer"
},
{
"type": "null"
}
]
},
"ok": {
"type": "boolean"
},
"token": {
"type": "string"
}
},
"required": [
"token",
"decimals",
"balance_raw",
"balance",
"ok"
],
"type": "object"
},
"maxItems": 20,
"type": "array"
},
"used_default_tokens": {
"examples": [
false
],
"type": "boolean"
},
"warnings": {
"default": [],
"examples": [
[]
],
"items": {
"type": "string"
},
"type": "array"
}
},
"required": [
"ok",
"receipt_id",
"billed",
"network",
"address",
"eth_balance_wei",
"eth_balance",
"used_default_tokens",
"tokens"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-17T08:29:09.694Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-17T08:29:09.499Z"
},
"resource": "https://agentshelf.syntexa.ch/v1/base-portfolio",
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Call when an agent needs native ETH plus up to 20 ERC-20 balances for one Base address. Send address and an optional tokens list; omit tokens for Circle USDC. Multicall3 batches the reads. Read-only. No spend. Send JSON {\"address\":\"0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045\",\"tokens\":[\"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913\"]}. Exact $0.005 USDC on Base. Try unpaid POST /v1/sandbox/base-portfolio first."
}What the leaf hashes
{"body":"3ffcaaa8c80883d9fd4894c3798307a687c91d5c5ee8fb7dca07ddeec4f6aaee","id":63928,"kind":"listing","method":"baseline/1","observed_us":1793025455817799,"prev":null,"subject":"x402_bazaar:https://agentshelf.syntexa.ch/v1/base-portfolio","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).
- 0xf8a41d929522952296c00f82cafb1e459cb09522cca179fd3c65cb71243a625c
- 0x5b62f38b16076107f81b4e3359fb1ca7ab12c037d72eda66f092e59c546d6731
- 0xb18733d8c5415f33b675064058f76cdc25e61c67d75c8c36cf9cdf013b10479c
- 0x66fb281a1f4ca4deb410d0857169606775a6b6d2cece9e93a2c933e48d37843f
- 0x694c47581440d6d4dad4ef5a8a19d78937b27c06b62e6bc73ca4290ee4748810
- 0xc93b426335f63995dd4283604d05f9727ab546b43c632734af469df1bb913ad8
- 0x5481bde020fb6149b41f081bb44ca01ae5f160c611a4bcad440d4f5a2f29e124
- 0xe3d210fd9def9b0c32c4b7b41c0cb95425474a59d960cfd7f672dc849e59a521
- 0xf66628a0d3140c444dce5159611601d48ff0b1f54e3cf2b722d1b1f0d78fbecc
- 0xedbb756c6884e1e4b4d8aa27e3c5a9118300a1c763d183c08ab09c58ee11482f
- 0xe3be477672f672ad65922159dceef6444408759f2808a7a1e1ba87146cf5eee0
- 0xf7eba200f6f1012d700fcc53fc6d57dcafd1019c920b1030d42fa21d4af95d94
- 0x694eb701ea36a0e3dcde192253ab85a618738bdc1e3a6e582e6f8bf9647f7a6a
- 0x44945ea9ad8b24e723ad5a8fd6d014024a49531783f74ff9229c2ab6930e84c8
- 0x68d296b1e00b4899fb83c3fba36fffaefa311eac2903067dbebfe776a12b4a9a
- 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
- 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae