← The evidence ledger
Evidence row 2633545
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://guard.facts402.com/v1/guard/exit
- Recorded
- Previous row
- #2202351
- Body SHA-256
- 14cc75c579b26970fc7f9641402042c5782002b2f2811d550348140e30f6221b
- Leaf
- 0x88bde158e44064bebafef80cdfede8c629175a566cb7e0da397d34897da4d361
What was observed
{
"endpoints": [
[
"x402",
"https://guard.facts402.com/v1/guard/exit"
]
],
"name": "Base Exit Liquidity Check",
"owner_address": "0x5498b0aa90cd56f8962cbd136df3d3769c85f149",
"raw": {
"accepts": [
{
"amount": "20000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x5498b0Aa90cd56F8962CBd136DF3D3769C85f149",
"scheme": "exact"
}
],
"description": "Use when an agent holds a Base token or memecoin and needs to know if it can still sell: simulates selling your size on the deepest pool and returns net received, price impact/slippage, the largest size that exits under 3% impact, measured sell tax and an EXIT_TRAP flag (>15% impact). Priced for repeated checks. $0.02 USDC on Base; invalid input is a 400 before payment; charged only on 2xx.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"position_usd": 2500,
"token": "0x4ed4e862860bed51a9570b96d89af5e1b0efefed"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"amount_tokens": null,
"block": 53330000,
"chain": "base",
"chain_id": 8453,
"data_sources": [
"Base mainnet JSON-RPC (block-pinned eth_call / eth_getCode / eth_getStorageAt, state-override trade simulation)"
],
"disclaimer": "Automated on-chain facts and rules-based flags. Not investment advice.",
"exit": {
"data": {
"amount_tokens": "574780000000000000000000",
"exit_trap": false,
"max_position_usd_for_3pct_impact": 3620,
"net_received_quote": "216250000000000000",
"net_received_usd": 2434.92,
"pool": {
"address": "0xc9034c3e7f58003e6ae0c8438e7c8f4598d5acaa",
"fee": 3000,
"kind": "uniswap_v3",
"quote_reserve_usd": 119650.42,
"quote_token": "0x4200000000000000000000000000000000000006",
"stable": null
},
"position_usd": 2500,
"price_impact_pct": 2.31,
"sims_used": 4,
"trade_simulation_reverted": false,
"untaxed": false
},
"detail": null,
"reason": null,
"status": "ok"
},
"generated_at": "2026-10-31T12:00:00+00:00",
"position_usd": 2500,
"simulation": {
"data": {
"approve_ok": true,
"buy_ok": true,
"buy_tax_pct": 0,
"content_origin": "third_party_untrusted",
"gas_buy": 118402,
"gas_sell": 126930,
"gas_transfer": 34811,
"honeypot": false,
"pool": {
"address": "0xc9034c3e7f58003e6ae0c8438e7c8f4598d5acaa",
"fee": 3000,
"kind": "uniswap_v3",
"quote_reserve_usd": 119650.42,
"quote_token": "0x4200000000000000000000000000000000000006",
"stable": null
},
"revert_reason_untrusted": null,
"sell_ok": true,
"sell_tax_pct": 0,
"transfer_ok": true,
"transfer_tax_pct": 0
},
"detail": null,
"reason": null,
"status": "ok"
},
"token": "0x4ed4e862860bed51a9570b96d89af5e1b0efefed"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"description": "Exactly one of `position_usd` / `amount_tokens`.",
"oneOf": [
{
"required": [
"position_usd"
]
},
{
"required": [
"amount_tokens"
]
}
],
"properties": {
"amount_tokens": {
"description": "Token amount in RAW units (the token's smallest unit, i.e. amount * 10^decimals) as a decimal string",
"pattern": "^[1-9][0-9]{0,77}$",
"type": "string"
},
"position_usd": {
"description": "Position size in USD for the exit-liquidity simulation (default 500)",
"maximum": 10000000,
"minimum": 1,
"type": "number"
},
"token": {
"description": "Base mainnet (chain id 8453) ERC-20 token contract address",
"pattern": "^0x[0-9a-fA-F]{40}$",
"type": "string"
}
},
"required": [
"token"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"additionalProperties": false,
"properties": {
"amount_tokens": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
},
"block": {
"type": "integer"
},
"chain": {
"const": "base",
"default": "base",
"type": "string"
},
"chain_id": {
"const": 8453,
"default": 8453,
"type": "integer"
},
"data_sources": {
"items": {
"type": "string"
},
"type": "array"
},
"disclaimer": {
"const": "Automated on-chain facts and rules-based flags. Not investment advice.",
"default": "Automated on-chain facts and rules-based flags. Not investment advice.",
"type": "string"
},
"exit": {
"additionalProperties": false,
"properties": {
"data": {
"anyOf": [
{
"additionalProperties": false,
"properties": {
"amount_tokens": {
"type": "string"
},
"exit_trap": {
"type": "boolean"
},
"max_position_usd_for_3pct_impact": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
]
},
"net_received_quote": {
"type": "string"
},
"net_received_usd": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
]
},
"pool": {
"additionalProperties": false,
"properties": {
"address": {
"type": "string"
},
"fee": {
"anyOf": [
{
"type": "integer"
},
{
"type": "null"
}
]
},
"kind": {
"type": "string"
},
"quote_reserve_usd": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
]
},
"quote_token": {
"type": "string"
},
"stable": {
"anyOf": [
{
"type": "boolean"
},
{
"type": "null"
}
]
}
},
"required": [
"kind",
"address",
"quote_token",
"fee",
"stable",
"quote_reserve_usd"
],
"type": "object"
},
"position_usd": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
]
},
"price_impact_pct": {
"type": "number"
},
"sims_used": {
"type": "integer"
},
"trade_simulation_reverted": {
"default": false,
"type": "boolean"
},
"untaxed": {
"default": false,
"type": "boolean"
}
},
"required": [
"pool",
"position_usd",
"amount_tokens",
"net_received_quote",
"net_received_usd",
"price_impact_pct",
"max_position_usd_for_3pct_impact",
"exit_trap",
"sims_used"
],
"type": "object"
},
{
"type": "null"
}
],
"default": null
},
"detail": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"default": null
},
"reason": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"default": null
},
"status": {
"enum": [
"ok",
"unavailable"
],
"type": "string"
}
},
"required": [
"status"
],
"type": "object"
},
"generated_at": {
"type": "string"
},
"position_usd": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
]
},
"simulation": {
"additionalProperties": false,
"properties": {
"data": {
"anyOf": [
{
"additionalProperties": false,
"properties": {
"approve_ok": {
"type": "boolean"
},
"buy_ok": {
"type": "boolean"
},
"buy_tax_pct": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
]
},
"content_origin": {
"const": "third_party_untrusted",
"default": "third_party_untrusted",
"type": "string"
},
"gas_buy": {
"anyOf": [
{
"type": "integer"
},
{
"type": "null"
}
]
},
"gas_sell": {
"anyOf": [
{
"type": "integer"
},
{
"type": "null"
}
]
},
"gas_transfer": {
"anyOf": [
{
"type": "integer"
},
{
"type": "null"
}
]
},
"honeypot": {
"type": "boolean"
},
"pool": {
"additionalProperties": false,
"properties": {
"address": {
"type": "string"
},
"fee": {
"anyOf": [
{
"type": "integer"
},
{
"type": "null"
}
]
},
"kind": {
"type": "string"
},
"quote_reserve_usd": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
]
},
"quote_token": {
"type": "string"
},
"stable": {
"anyOf": [
{
"type": "boolean"
},
{
"type": "null"
}
]
}
},
"required": [
"kind",
"address",
"quote_token",
"fee",
"stable",
"quote_reserve_usd"
],
"type": "object"
},
"revert_reason_untrusted": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
},
"sell_ok": {
"type": "boolean"
},
"sell_tax_pct": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
]
},
"transfer_ok": {
"type": "boolean"
},
"transfer_tax_pct": {
"anyOf": [
{
"type": "number"
},
{
"type": "null"
}
]
}
},
"required": [
"pool",
"buy_ok",
"transfer_ok",
"approve_ok",
"sell_ok",
"buy_tax_pct",
"transfer_tax_pct",
"sell_tax_pct",
"honeypot",
"gas_buy",
"gas_transfer",
"gas_sell",
"revert_reason_untrusted"
],
"type": "object"
},
{
"type": "null"
}
],
"default": null
},
"detail": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"default": null
},
"reason": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"default": null
},
"status": {
"enum": [
"ok",
"unavailable"
],
"type": "string"
}
},
"required": [
"status"
],
"type": "object"
},
"token": {
"type": "string"
}
},
"required": [
"token",
"block",
"generated_at",
"data_sources",
"position_usd",
"amount_tokens",
"simulation",
"exit"
],
"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/v1793657279/bazaar-icons/95c7451a652d96a5.png",
"lastUpdated": "2026-11-02T22:31:20.995Z",
"quality": {
"l30DaysTotalCalls": 3,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-11-02T22:31:20.46Z"
},
"resource": "https://guard.facts402.com/v1/guard/exit",
"serviceName": "Base Exit Liquidity Check",
"tags": [
"exit liquidity",
"can i sell this token",
"slippage check",
"price impact",
"sell tax"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Use when an agent holds a Base token or memecoin and needs to know if it can still sell: simulates selling your size on the deepest pool and returns net received, price impact/slippage, the largest size that exits under 3% impact, measured sell tax and an EXIT_TRAP flag (>15% impact). Priced for repeated checks. $0.02 USDC on Base; invalid input is a 400 before payment; charged only on 2xx."
}What the leaf hashes
{"body":"14cc75c579b26970fc7f9641402042c5782002b2f2811d550348140e30f6221b","id":2633545,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793734405458994,"prev":2202351,"subject":"x402_bazaar:https://guard.facts402.com/v1/guard/exit","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).
- 0x88bd5c3ff6546d49ea1922e4c44a32f79ebad307a9066595903376dd74c14066
- 0xbf6d72eee9cbd43927146e07c5b603c91184244ee799ec516bf7cfda54d5641a
- 0xa5eb30355916c87b7d4fb417bf2d4dd76666a8fe40259eeac24c120ef32888d1
- 0xa33ee0506940f434a767a5a4e010113d264e7533834210082588539fa923f1be
- 0xa3bab744612eac1d0fbbe4f1a56009c4cc96d3c28032c6beab22bde62a969570
- 0x2d1ef2b43f1b82afcd6ca60c00633d4af9af1bc01a2e300262d8cb1fbd8feaee
- 0xf75ba19783a460ad69ebd221a9811e1b5294e2f4c360c6ba4e4bc9abe563e859
- 0x88d3c5b08eae36c74fe424818daf63575245ebfe0fdf4d3b0300c3052f9ca22b
- 0x65486a15b65f2870c0f6486076722f5d4c1525c5ab0c5ac2eff4239158fe5dc7
- 0xf1a8febd022550c0d0bd82c1a463ce4737ccbdb54b6b2731bd9f68e96700842e
- 0x302757ae55c3ec01363b9f3df212dba10f77cba2282544085c3d09d764923d0c
- 0xd20ec8842c47223f02740078dd0e5b5b17206d7372fcdbcf51b5e0e46355919a
- 0xf7c67c96024b4a69e763701d06d6e4b51458c1259af3b5d0a9d5873b55301b3a
- 0x2c7b214378c568c43cd230b3af22d5b7530813ac1c6dd11bb8169f29d025bb3d
- 0xd7fa57d9cb0ff551366a474cfe5dd932be199a84a12f0b57b253725627acf8dc
- 0x4f4b24a0a0ca0387085210387f5358e81c7f788419e50cf11713524585340a3c
- 0x271a5f715272513f57457682f93389885577f2664b5ae5dcea924ad10a098eb5
- 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
- 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
- Day root
- 0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
- Chained
- 0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
- Published
- On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7