← The evidence ledger
Evidence row 72828
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://crypto-market-data.zafermemon87.workers.dev/mcp#create_watch#create_watch
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- f24050a2db229bea0c73cbfd436b57d90a93d754ebd466aa8772b6c59edd2d03
- Leaf
- 0x35602d8d3ba769b9bf9a10b0af854b4cca3a30e187c0d3ea39d1f4f80d47e441
What was observed
{
"endpoints": [
[
"x402",
"https://crypto-market-data.zafermemon87.workers.dev/mcp"
]
],
"name": "crypto-market-data.zafermemon87.workers.dev/mcp",
"owner_address": "0xa41015022322640f03a895bc439da80ddfd73954",
"raw": {
"accepts": [
{
"amount": "20000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0xa41015022322640f03a895bc439da80ddfd73954",
"scheme": "exact"
}
],
"description": "Watch the crypto market for 24 hours: up to 10 conditions (price, % change, funding, open interest, liquidations, order book, Fear and Greed, whale orders, news impact), checked every minute; when one happens you get a signed webhook and it shows in the watch's status. Costs USD 0.02, paid with x402 (USDC on Base); a request that fails is not charged. Keep the returned secret: watch_status and stop_watch need it.",
"extensions": {
"bazaar": {
"info": {
"input": {
"description": "Watch the crypto market for 24 hours: up to 10 conditions (price, % change, funding, open interest, liquidations, order book, Fear and Greed, whale orders, news impact), checked every minute; when one happens you get a signed webhook and it shows in the watch's status. Costs USD 0.02, paid with x402 (USDC on Base); a request that fails is not charged. Keep the returned secret: watch_status and stop_watch need it.",
"example": {
"callback_url": "https://example.com/hooks/crypto",
"conditions": [
{
"metric": "change_1h_pct",
"op": "below",
"token": "BTC",
"value": -2
},
{
"metric": "funding_8h_pct",
"op": "above",
"token": "ETH",
"value": 0.05
},
{
"metric": "whale_order_usd",
"op": "above",
"token": "*",
"value": 5000000
}
],
"label": "risk alerts"
},
"inputSchema": {
"properties": {
"callback_url": {
"description": "Optional https URL that receives a signed POST when the watch fires. Without it, poll the status.",
"type": "string"
},
"conditions": {
"description": "Fires when any condition happens.",
"items": {
"properties": {
"metric": {
"enum": [
"price",
"change_5m_pct",
"change_1h_pct",
"change_4h_pct",
"change_24h_pct",
"funding_8h_pct",
"futures_premium_pct",
"open_interest_change_1h_pct",
"open_interest_change_24h_pct",
"long_short_account_ratio",
"spread_bps",
"orderbook_imbalance",
"buyer_share_15m",
"volume_15m_vs_normal",
"liquidations_1h_usd",
"liquidations_long_1h_usd",
"liquidations_short_1h_usd",
"fear_greed",
"whale_order_usd",
"news_impact"
],
"type": "string"
},
"op": {
"description": "above: value >= threshold; below: value <= threshold. Events use above.",
"enum": [
"above",
"below"
],
"type": "string"
},
"token": {
"description": "Ticker such as BTC. Required for token metrics; \"*\" (any coin) or a ticker for whale_order_usd and news_impact; omitted for fear_greed.",
"type": "string"
},
"value": {
"description": "Threshold, in the metric's own unit (percent for *_pct, USD for *_usd).",
"type": "number"
}
},
"required": [
"metric",
"op",
"value"
],
"type": "object"
},
"maxItems": 10,
"minItems": 1,
"type": "array"
},
"label": {
"description": "Optional name for your own reference (up to 80 characters).",
"type": "string"
}
},
"required": [
"conditions"
],
"type": "object"
},
"toolName": "create_watch",
"transport": "streamable-http",
"type": "mcp"
},
"output": {
"example": {
"callback_url": "https://example.com/hooks/crypto",
"charged": true,
"conditions": [
{
"metric": "change_1h_pct",
"now": -0.32,
"op": "below",
"token": "BTC",
"true_now": false,
"value": -2
},
{
"metric": "funding_8h_pct",
"now": 0.0093,
"op": "above",
"token": "ETH",
"true_now": false,
"value": 0.05
},
{
"metric": "whale_order_usd",
"now": null,
"op": "above",
"token": "*",
"true_now": null,
"value": 5000000
}
],
"data_as_of": "2026-10-24T15:00:00+05:30",
"expires_at": "2026-10-25T09:30:00.000Z",
"label": "risk alerts",
"plain": "Watching 3 conditions for 24 hours, checked every minute.",
"price_usd": 0.02,
"secret": "<64 hex characters, shown once>",
"status": {
"header": "X-Watch-Secret: <secret>",
"method": "GET",
"price_usd": 0,
"url": "https://crypto-market-data.zafermemon87.workers.dev/watch/w_3f9c2a7e5b1d48c06a9e2f41"
},
"tool": "watch",
"watch_id": "w_3f9c2a7e5b1d48c06a9e2f41"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"description": {
"type": "string"
},
"example": {
"type": "object"
},
"inputSchema": {
"type": "object"
},
"toolName": {
"type": "string"
},
"transport": {
"enum": [
"streamable-http"
],
"type": "string"
},
"type": {
"const": "mcp",
"type": "string"
}
},
"required": [
"type",
"toolName",
"inputSchema"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-24T04:11:56.908Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-24T04:11:56.767Z"
},
"resource": "https://crypto-market-data.zafermemon87.workers.dev/mcp#create_watch#create_watch",
"type": "mcp",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Watch the crypto market for 24 hours: up to 10 conditions (price, % change, funding, open interest, liquidations, order book, Fear and Greed, whale orders, news impact), checked every minute; when one happens you get a signed webhook and it shows in the watch's status. Costs USD 0.02, paid with x402 (USDC on Base); a request that fails is not charged. Keep the returned secret: watch_status and stop_watch need it."
}What the leaf hashes
{"body":"f24050a2db229bea0c73cbfd436b57d90a93d754ebd466aa8772b6c59edd2d03","id":72828,"kind":"listing","method":"baseline/1","observed_us":1793025486523554,"prev":null,"subject":"x402_bazaar:https://crypto-market-data.zafermemon87.workers.dev/mcp#create_watch#create_watch","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).
- 0x356042b95c94ad9d0d247d74339e00dbc9576eb55c2c60eedeed971ea6b71361
- 0xd3e580d9c50b1e271b0f4da130c91cb43195f50cacc548ca49aa88f4dfc18be9
- 0x5851d1bcd8f45f714e7c7519783265c8639f82f9ef5af291221571c1a74f6a0d
- 0x3a9572dfd8f34ab14365d89487ca295e41e776c66a259651cf3f03c40c46bc78
- 0x20f929f7543e07d71ffeb4979e283c058b476bece1cf78099fdb8a2a005ad01b
- 0xb9675536a87ec38cc907c751e4c1d2baa3e63f49bec1af179492699c4ebc4e21
- 0x50af216de4659e8405f2a71db7b1398bf7db4dd1cf037854d3d4964715413012
- 0x1bdd6bcf1bf36bfecf2b35e7ba9111db46af1942cc1a330ab1c327f8527a41ea
- 0xfb1089ccd2c2414c0ea65d29400fbe3cb672be3d5cf77c4be9b86547eb864c9f
- 0x36bec804120016062991795b06589946d6f9108ba9f84ace37bda5ef8cca7e6d
- 0x30ae64b0356d2a2933965306373f46f4bf64268b5a265594ef3370f079c19d92
- 0x992ab7416b80cd368936c788f743fd3ea4576a49e22c75ab0262abf692f8ed6c
- 0xdfc7a920beab71e6882e75c57bf136a5354c4ea989a35108a69046bc62059090
- 0x4338355a835617a26aa0bfcc971e84eb030d84e2aa840e3c8af958921dd080c7
- 0x610738e0c43687aded83c613c73de8b5226c73c375858a167436461c522ea213
- 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
- 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae