← The evidence ledger
Evidence row 126055
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://x402.fablerlabs.com/market/funding-spreads
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 4ebbdeb42cdd1244faa45fd2139eb9b4c8a3e3d947752caffa5b3c4d75b6459f
- Leaf
- 0xda8e461a902cda255492c65f54d2d35feb4cf8431323eeafd57b57e92061f091
What was observed
{
"endpoints": [
[
"x402",
"https://x402.fablerlabs.com/market/funding-spreads"
]
],
"name": "x402.fablerlabs.com/market/funding-spreads",
"owner_address": "0x65e3e64935ea709bdf1119e1fc991299c04c0154",
"raw": {
"accepts": [
{
"amount": "1000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x65E3E64935eA709bDf1119E1fC991299c04c0154",
"scheme": "exact"
}
],
"description": "Compare current perpetual funding rates across Binance, Bybit, Hyperliquid, and, for single-symbol requests, OKX. Returns interval-normalized annualized rates, gross cross-venue spreads, source status, mark prices when available, and funding timestamps. Optional symbol query; no symbol returns the ten widest current spreads. Market data only, not financial advice.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"symbol": "BTC"
},
"type": "http"
},
"output": {
"example": {
"as_of": "2026-07-10T13:00:00.000Z",
"requested_symbol": "BTC",
"scope": "Current public perpetual-market snapshot; not financial advice.",
"sources": [
{
"markets": 1,
"status": "ok",
"venue": "binance"
},
{
"markets": 1,
"status": "ok",
"venue": "bybit"
},
{
"markets": 1,
"status": "ok",
"venue": "hyperliquid"
},
{
"markets": 1,
"status": "ok",
"venue": "okx"
}
],
"spreads": [
{
"gross_annualized_spread_pct": 8.2125,
"highest_rate_venue": "bybit",
"lowest_rate_venue": "hyperliquid",
"symbol": "BTC",
"venues": [
{
"annualized_rate_pct": 10.95,
"funding_interval_hours": 1,
"funding_rate": 0.0000125,
"funding_rate_pct": 0.00125,
"mark_price_usd": 64355,
"next_funding_at": null,
"symbol": "BTC",
"venue": "hyperliquid"
}
]
}
]
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"additionalProperties": false,
"properties": {
"symbol": {
"description": "Optional perpetual base symbol such as BTC or ETH. Omit for a top-spreads overview.",
"pattern": "^[A-Za-z0-9]{2,15}$",
"type": "string"
}
},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"as_of": {
"format": "date-time",
"type": "string"
},
"requested_symbol": {
"type": [
"string",
"null"
]
},
"scope": {
"type": "string"
},
"sources": {
"items": {
"type": "object"
},
"type": "array"
},
"spreads": {
"items": {
"type": "object"
},
"type": "array"
}
},
"required": [
"as_of",
"requested_symbol",
"sources",
"spreads",
"scope"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-25T03:24:42.596Z",
"quality": {
"l30DaysTotalCalls": 6,
"l30DaysUniquePayers": 6,
"lastCalledAt": "2026-10-25T03:24:42.135Z"
},
"resource": "https://x402.fablerlabs.com/market/funding-spreads",
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Compare current perpetual funding rates across Binance, Bybit, Hyperliquid, and, for single-symbol requests, OKX. Returns interval-normalized annualized rates, gross cross-venue spreads, source status, mark prices when available, and funding timestamps. Optional symbol query; no symbol returns the ten widest current spreads. Market data only, not financial advice."
}What the leaf hashes
{"body":"4ebbdeb42cdd1244faa45fd2139eb9b4c8a3e3d947752caffa5b3c4d75b6459f","id":126055,"kind":"listing","method":"baseline/1","observed_us":1793025627162097,"prev":null,"subject":"x402_bazaar:https://x402.fablerlabs.com/market/funding-spreads","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).
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- 0x29700235b227055ce880d43e14eac146f6698beb898c5815b2dace9d29cb0d8c
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- 0xcd9e3af1fa905ec61b99ee9442716d7c7a439aecacd018ec229a24def1cabf6b
- 0x6b927d53caa5125cdba9255612d524976c691f8672796c3f0885ba2c5b3af1ad
- 0x6dc40f983a3840a0ad927a9ca17f4ff1e3b649a6c735e2a09b140db7c2caf13b
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- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae