← The evidence ledger
Evidence row 218798
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://grok-backtest-api.fly.dev/backtest
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- fa1474ae08fe772a09dbfed0e4f2a71eece967c798f18b8f65092b40f0af76d3
- Leaf
- 0x9275b063ed77485e13ff797be59ef26bb65bcc073b31a8d4f8b8c4a228c84d63
What was observed
{
"endpoints": [
[
"x402",
"https://grok-backtest-api.fly.dev/backtest"
]
],
"name": "Crypto Backtest",
"owner_address": "0x4e6e6c5889dc8b1b96c60ab82d21ed45c6b629f3",
"raw": {
"accepts": [
{
"amount": "50000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x4E6E6C5889dc8B1B96c60AB82D21ED45C6b629f3",
"scheme": "exact"
}
],
"description": "Backtest a crypto trading strategy (breakout, momentum, dip-buy, MA trend) on Coinbase daily data with fees, slippage, H1/H2 split, luck flag and survivorship-bias-free universe.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"end": "2026-10-25",
"fee": 0.009,
"initial_capital": 150,
"slippage": 0.002,
"start": "2026-04-25",
"strategy": {
"params": {
"atr_mult": 2,
"gate": "btc_ma50",
"lookback": 20,
"risk_per_trade": 0.05
},
"type": "breakout"
},
"universe": {
"mode": "point_in_time",
"top_n": 30
}
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"closed_trades": 26,
"fees_paid": 22.08,
"final_value": 166.47,
"luck_flag": true,
"max_drawdown_pct": -23.77,
"return_pct": 10.98,
"win_rate": 0.308
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"end": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
},
"fee": {
"maximum": 0.05,
"minimum": 0,
"type": "number"
},
"include_trades": {
"type": "boolean"
},
"initial_capital": {
"exclusiveMinimum": 0,
"maximum": 1000000000,
"type": "number"
},
"slippage": {
"maximum": 0.05,
"minimum": 0,
"type": "number"
},
"start": {
"anyOf": [
{
"type": "string"
},
{
"type": "null"
}
]
},
"strategy": {
"oneOf": [
{
"additionalProperties": false,
"properties": {
"params": {
"additionalProperties": false,
"properties": {
"atr_mult": {
"maximum": 6,
"minimum": 0.5,
"type": "number"
},
"gate": {
"enum": [
"none",
"btc_ma50",
"breadth50"
],
"type": "string"
},
"lookback": {
"maximum": 60,
"minimum": 5,
"type": "integer"
},
"max_position_pct": {
"exclusiveMinimum": 0,
"maximum": 1,
"type": "number"
},
"max_positions": {
"maximum": 10,
"minimum": 1,
"type": "integer"
},
"max_stop_pct": {
"exclusiveMinimum": 0,
"maximum": 0.9,
"type": "number"
},
"min_stop_pct": {
"exclusiveMinimum": 0,
"maximum": 0.5,
"type": "number"
},
"risk_per_trade": {
"exclusiveMinimum": 0,
"maximum": 0.25,
"type": "number"
}
},
"type": "object"
},
"type": {
"const": "breakout",
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
},
{
"additionalProperties": false,
"properties": {
"params": {
"additionalProperties": false,
"properties": {
"gate": {
"enum": [
"none",
"btc_ma50",
"breadth50"
],
"type": "string"
},
"lookback": {
"maximum": 60,
"minimum": 3,
"type": "integer"
},
"rebalance_days": {
"maximum": 30,
"minimum": 1,
"type": "integer"
},
"top_n": {
"maximum": 10,
"minimum": 1,
"type": "integer"
},
"trail_pct": {
"anyOf": [
{
"exclusiveMaximum": 0.9,
"exclusiveMinimum": 0,
"type": "number"
},
{
"type": "null"
}
]
}
},
"type": "object"
},
"type": {
"const": "momentum",
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
},
{
"additionalProperties": false,
"properties": {
"params": {
"additionalProperties": false,
"properties": {
"days": {
"maximum": 10,
"minimum": 1,
"type": "integer"
},
"drop_pct": {
"exclusiveMaximum": 0.9,
"exclusiveMinimum": 0.01,
"type": "number"
},
"hard_stop_pct": {
"exclusiveMaximum": 0.9,
"exclusiveMinimum": 0.01,
"type": "number"
},
"max_hold_days": {
"maximum": 60,
"minimum": 1,
"type": "integer"
},
"max_positions": {
"maximum": 10,
"minimum": 1,
"type": "integer"
},
"trend_filter": {
"enum": [
"ma50",
"none"
],
"type": "string"
}
},
"type": "object"
},
"type": {
"const": "dip",
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
},
{
"additionalProperties": false,
"properties": {
"params": {
"additionalProperties": false,
"properties": {
"coins": {
"items": {
"type": "string"
},
"maxItems": 10,
"minItems": 1,
"type": "array"
},
"ma_days": {
"maximum": 60,
"minimum": 5,
"type": "integer"
}
},
"type": "object"
},
"type": {
"const": "ma_trend",
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
]
},
"universe": {
"additionalProperties": false,
"properties": {
"coins": {
"anyOf": [
{
"items": {
"type": "string"
},
"maxItems": 200,
"type": "array"
},
{
"type": "null"
}
]
},
"min_age_days": {
"maximum": 120,
"minimum": 0,
"type": "integer"
},
"min_avg_dollar_volume": {
"minimum": 0,
"type": "number"
},
"mode": {
"enum": [
"point_in_time",
"current_top",
"fixed"
],
"type": "string"
},
"top_n": {
"maximum": 200,
"minimum": 5,
"type": "integer"
}
},
"type": "object"
}
},
"required": [
"strategy"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-26T14:47:42.379Z",
"quality": {
"lastCalledAt": "2026-10-26T14:47:42.379Z"
},
"resource": "https://grok-backtest-api.fly.dev/backtest",
"serviceName": "Crypto Backtest",
"tags": [
"crypto",
"backtest",
"trading",
"coinbase"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Backtest a crypto trading strategy (breakout, momentum, dip-buy, MA trend) on Coinbase daily data with fees, slippage, H1/H2 split, luck flag and survivorship-bias-free universe."
}What the leaf hashes
{"body":"fa1474ae08fe772a09dbfed0e4f2a71eece967c798f18b8f65092b40f0af76d3","id":218798,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793026653666230,"prev":null,"subject":"x402_bazaar:https://grok-backtest-api.fly.dev/backtest","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).
- 0x9275bdb6793bfd6ae7cea958752c539da932c2bdbef30e4b5648f080b60ed185
- 0x34e18fe77e5badd16af5b54866228cf72efb2181f4e378ac9889258263b80ef7
- 0xad60eb2c67221c96627e15077d02c400c7cef83e62dc019431b84a5ec41cc047
- 0x51d873691ed30dde465bede5634ca793e0ef984e1780f16ffbc54e63b89a32ee
- 0x5339e648f50d0a6d8c16df137f86c12e4f417e58ba4029dd051190c33a08b6aa
- 0x4e3890350587e5bdd99f775d34266a9706ca6cb38e7ce4272c155b1707b42637
- 0x043acc0a250196cdc032a5a24981d4945fb804f1162cc89b97aabb8db82ade8d
- 0x85d269abeda3d4ea92eec33fb0a64217e687f95c0d67499636dc6532ad3a2113
- 0x78027224298b7f4e3eac6887832f9b7f61826747c384f340d4537793eb1d13a7
- 0x832f34bb008802b110406e880902a2a6955e0c595bbbe020688b9d51bc08dc80
- 0x316efc275d57dcc035269c8eb6bada510779068882f33960d16f7f84af2b4432
- 0xe131b224ee3c295dfa790b458d9daa11e2a32e6131c280c6be7d92190c756a88
- 0x45c1d3062bbe98a6b1540c7e2ccf6516eedd6ef07fdfeb1ba77ee6272970447c
- 0xf0edabbb9ba0d643e5505d19d07637eb6f6aed0a1c7356af43ae7d84ae9ef0c5
- 0xf0bd63870f0bb378fa300bd33563050dcb7b3e02b44eb3ee550c1c534ec4b246
- 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
- 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae