← The evidence ledger
Evidence row 1790963
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://watch.facts402.com/v1/watch/24h
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 5243dfe40777653799b6a0953665c15c579c864779116644a0a4de5d648a543d
- Leaf
- 0x859925de3c87c507174d26f7d444038c8f7e4830dd77b79ccccc22f34e3e96e7
What was observed
{
"endpoints": [
[
"x402",
"https://watch.facts402.com/v1/watch/24h"
]
],
"name": "Base Position Watch",
"owner_address": "0x5498b0aa90cd56f8962cbd136df3d3769c85f149",
"raw": {
"accepts": [
{
"amount": "250000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x5498b0Aa90cd56F8962CBd136DF3D3769C85f149",
"scheme": "exact"
}
],
"description": "Monitor a Base token position for 24 hours: rug pull alerts on liquidity drops / LP pulls, deployer and insider cluster sells, owner actions, tax changes, honeypot flips, exit traps at your size, smart money / whale exits and attention collapse or spikes. HMAC-signed webhook alerts (optional) plus pullable events. Memecoin position monitoring for trading agents.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"events": [
"LIQUIDITY_DROP",
"DEPLOYER_SELL",
"HONEYPOT_FLIP",
"EXIT_TRAP",
"SMART_EXIT"
],
"position_usd": 500,
"thresholds": {
"LIQUIDITY_DROP": {
"drop_pct": 25
}
},
"token": "0x4ed4e862860bed51a9570b96d89af5e1b0efefed"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"baseline": {
"guard": {
"available": true,
"reasons": [],
"risk_score": 12,
"status": null,
"verdict": "SAFE"
},
"taken_at": "2026-10-31T12:00:00Z"
},
"created_at": "2026-10-31T12:00:00Z",
"events_enabled": [
"DEPLOYER_SELL",
"EXIT_TRAP",
"HONEYPOT_FLIP",
"LIQUIDITY_DROP",
"SMART_EXIT"
],
"expires_at": "2026-11-01T12:00:00Z",
"has_webhook": false,
"plan": "24h",
"position_usd": "500",
"thresholds": {
"LIQUIDITY_DROP": {
"drop_pct": 25
}
},
"token": "0x4ed4e862860bed51a9570b96d89af5e1b0efefed",
"watch_id": "w_3kTq9xV2mPz7LrB1nYc5Hd",
"watch_secret": "ws_EXAMPLE-not-a-real-secret-0000000000000000",
"webhook_host": null
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"events": {
"description": "event types to enable (default: all)",
"items": {
"enum": [
"LIQUIDITY_DROP",
"DEPLOYER_SELL",
"INSIDER_CLUSTER_SELL",
"OWNER_ACTION",
"TAX_CHANGE",
"HONEYPOT_FLIP",
"EXIT_TRAP",
"SMART_EXIT",
"ATTENTION_COLLAPSE",
"ATTENTION_SPIKE",
"WATCH_EXPIRING"
],
"type": "string"
},
"maxItems": 11,
"minItems": 1,
"type": "array"
},
"position_usd": {
"description": "your position size in USD (exit-trap threshold)",
"exclusiveMinimum": 0,
"maximum": 1000000000,
"type": "number"
},
"thresholds": {
"additionalProperties": {
"additionalProperties": true,
"type": "object"
},
"description": "per event type overrides, e.g. {\"LIQUIDITY_DROP\": {\"drop_pct\": 20}}",
"maxProperties": 11,
"type": "object"
},
"token": {
"description": "Base mainnet (chain id 8453) ERC-20 token contract address",
"pattern": "^0x[0-9a-fA-F]{40}$",
"type": "string"
},
"webhook_url": {
"description": "optional HTTPS endpoint for HMAC-signed webhook alerts (public host, port 443/8443); events can always be pulled with GET /v1/watch/{id}/events",
"maxLength": 2048,
"pattern": "^https://",
"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": {
"properties": {
"baseline": {
"properties": {
"guard": {
"properties": {
"available": {
"type": "boolean"
},
"reasons": {
"items": {
"type": "string"
},
"type": "array"
},
"risk_score": {
"anyOf": [
{
"type": "integer"
},
{
"type": "null"
}
]
},
"status": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
],
"default": null,
"description": "DATA_UNAVAILABLE_* when Guard did not answer"
},
"verdict": {
"description": "SAFE / CAUTION / DANGER, or UNKNOWN when Guard did not answer",
"type": "string"
}
},
"required": [
"verdict",
"risk_score",
"reasons",
"available"
],
"type": "object"
},
"taken_at": {
"format": "date-time",
"type": "string"
}
},
"required": [
"taken_at",
"guard"
],
"type": "object"
},
"created_at": {
"format": "date-time",
"type": "string"
},
"events_enabled": {
"items": {
"enum": [
"LIQUIDITY_DROP",
"DEPLOYER_SELL",
"INSIDER_CLUSTER_SELL",
"OWNER_ACTION",
"TAX_CHANGE",
"HONEYPOT_FLIP",
"EXIT_TRAP",
"SMART_EXIT",
"ATTENTION_COLLAPSE",
"ATTENTION_SPIKE",
"WATCH_EXPIRING"
],
"type": "string"
},
"type": "array"
},
"expires_at": {
"format": "date-time",
"type": "string"
},
"has_webhook": {
"type": "boolean"
},
"plan": {
"enum": [
"24h",
"72h",
"7d"
],
"type": "string"
},
"position_usd": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
},
"thresholds": {
"additionalProperties": {
"additionalProperties": true,
"type": "object"
},
"type": "object"
},
"token": {
"type": "string"
},
"watch_id": {
"type": "string"
},
"watch_secret": {
"description": "shown ONCE: Bearer token for the free routes and the webhook HMAC key",
"type": "string"
},
"webhook_host": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
}
},
"required": [
"watch_id",
"watch_secret",
"token",
"plan",
"created_at",
"expires_at",
"events_enabled",
"thresholds",
"position_usd",
"has_webhook",
"webhook_host",
"baseline"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-31T23:40:55.892Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-31T23:40:55.454Z"
},
"resource": "https://watch.facts402.com/v1/watch/24h",
"serviceName": "Base Position Watch",
"tags": [
"base",
"position-monitoring",
"alerts",
"webhook",
"rug-pull"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Monitor a Base token position for 24 hours: rug pull alerts on liquidity drops / LP pulls, deployer and insider cluster sells, owner actions, tax changes, honeypot flips, exit traps at your size, smart money / whale exits and attention collapse or spikes. HMAC-signed webhook alerts (optional) plus pullable events. Memecoin position monitoring for trading agents."
}What the leaf hashes
{"body":"5243dfe40777653799b6a0953665c15c579c864779116644a0a4de5d648a543d","id":1790963,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793559939224551,"prev":null,"subject":"x402_bazaar:https://watch.facts402.com/v1/watch/24h","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (302406 rows).
- 0x859995c25ead41702821a8c5251944251459280c46d680496f418abe82a4555e
- 0xbf63bb25bc34e180c9e0a1fc183e7211b27edf0959173c449f0c966e91bd35d2
- 0x3aa2c4a39f9424ea90a5d02f7b59af7aef8a405f4ac5b1e37797a7d04dcc2774
- 0x632f50a5a00e61a561053754a9bc178155d396e6b687f8b293b156a2f593d35f
- 0x3397576a4d10e21fc4e12f22bd0f9b9ebc3838556585bbd650f489fa0ec055f0
- 0x4a64e1e41a08e4ccf47684f445f2c0c7748895d77f530d296e12fa74417ca1cb
- 0x39adfe085642cf28e76854e5fc55b3e992afb5137520c4a0a5fcf1eb655fd677
- 0xa16b303ced02aed5788b4f862b7c8c8b84a31aa30567233db5709c3e076d40d6
- 0xfd094825ccda4429a4aba835076815f5fe997f0af3198262af1536211f964e20
- 0x62d188f5817e62164b65bf4760d29b52e41d906281110ad0046724f357825b63
- 0x8bf3182930c63e46a16065545c5a6bf4d573bfae77529715ee73bfdd24a272af
- 0x66bc00f0a69d348ec6c3a03e69e80113b1cb2fa1bbb15da1262f59e0be2e416f
- 0x23a4dc987ee7dc4c8a8ce447e3eb85e80166e6855921cf4fe20a6b0da70c4d2a
- 0x12d005bd5bab52a5295a7639e02ffa6fa98b5e18753f0f4638b668903af24ab7
- 0x3950a937c3f98cedf9cbbc2f8905c10e3aac8ebc54b1e3468237d58bb254c496
- 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
- 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
- 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
- 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
- Day root
- 0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
- Chained
- 0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
- Published
- On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90