← The evidence ledger
Evidence row 118469
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://perp-gap-api.perpgap.workers.dev/gaps
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- b2c470d0aba76e152059221a776037dc233a0af5bc4387334c0532fc697f19c6
- Leaf
- 0xdc39e95076d4ab3bca10b948bb01d44df22fe07f5c3727d7e78505c02b3a6a3c
What was observed
{
"endpoints": [
[
"x402",
"https://perp-gap-api.perpgap.workers.dev/gaps"
]
],
"name": "Perp Gap API",
"owner_address": "0x2d82dcb9cc3a168d9ab25b62c1e33e278a51254f",
"raw": {
"accepts": [
{
"amount": "10000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 120,
"network": "eip155:8453",
"payTo": "0x2d82dcB9cC3a168d9Ab25b62C1E33E278A51254F",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "GVJJ7rdGiXr5xaYbRwRbjfaJL7fmwRygFi1H6aGqDveb"
},
"maxTimeoutSeconds": 120,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "5MoL8HNnvZUogGrqiF4T1StmAUpdU7ERA2GUJ7gLrEja",
"scheme": "exact"
}
],
"description": "Gap table for trade.xyz (Hyperliquid HIP-3) stock perps: perp mark/oracle vs live stock price and Solana xStock, basis, hourly and annualized funding, open interest; venues=all adds Aster and Lighter marks, funding and cross-venue spreads. Use when an agent needs current premium/discount or funding arbitrage signals across many tokenized stocks at once (cheapest call). Errors: 402 payment required, 502 upstream error.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"tickers": "TSLA,NVDA,GME",
"venues": "all"
},
"type": "http"
},
"output": {
"example": {
"count": 1,
"dex": "xyz",
"disclaimer": "Data, not financial advice.",
"generated_at": 1791998269,
"rows": [
{
"basis_mark_vs_oracle_pct": 0.0382,
"flags": [],
"funding_annualized_pct": 5.475,
"funding_hourly": 0.00000625,
"gap_perp_vs_ref_pct": 0.041,
"gap_perp_vs_xstock_pct": -0.0246,
"open_interest_usd": 41383684.29,
"perp_mark": 366.28,
"perp_oracle": 366.14,
"ref_price": 366.13,
"ref_session": "regular",
"ticker": "TSLA",
"xstock_price": 366.37
}
]
},
"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": {
"tickers": {
"description": "Optional. Comma-separated tickers or \"all\" (auto-discovered US stock perps; see free GET /tickers), max 60 per call (highest OI kept). Default: 20 large names. Unknown tickers are skipped.",
"examples": [
"TSLA,NVDA,GME",
"all"
],
"type": "string"
},
"venues": {
"description": "Optional. 'all' adds per-ticker cross-venue comparison: trade.xyz vs Aster vs Lighter marks, gaps and funding (hourly + annualized). Omit for trade.xyz only.",
"enum": [
"all"
],
"examples": [
"all"
],
"type": "string"
}
},
"required": [],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"description": "Error responses are JSON {error: string}: 402 payment required; 502 upstream data error.",
"properties": {
"count": {
"type": "integer"
},
"dex": {
"type": "string"
},
"disclaimer": {
"type": "string"
},
"generated_at": {
"type": "integer"
},
"rows": {
"items": {
"properties": {
"basis_mark_vs_oracle_pct": {
"type": [
"number",
"null"
]
},
"flags": {
"items": {
"type": "string"
},
"type": "array"
},
"funding_annualized_pct": {
"type": [
"number",
"null"
]
},
"funding_hourly": {
"type": [
"number",
"null"
]
},
"gap_perp_vs_ref_pct": {
"type": [
"number",
"null"
]
},
"gap_perp_vs_xstock_pct": {
"type": [
"number",
"null"
]
},
"market_session": {
"enum": [
"pre-market",
"regular",
"after-hours",
"overnight",
"closed"
],
"type": "string"
},
"open_interest": {
"type": [
"number",
"null"
]
},
"open_interest_usd": {
"type": [
"number",
"null"
]
},
"perp_mark": {
"type": [
"number",
"null"
]
},
"perp_oracle": {
"type": [
"number",
"null"
]
},
"perp_ts": {
"type": "integer"
},
"ref_age_seconds": {
"type": [
"integer",
"null"
]
},
"ref_price": {
"type": [
"number",
"null"
]
},
"ref_session": {
"type": [
"string",
"null"
]
},
"ref_source": {
"description": "yahoo, alpaca-overnight (bid_ask_mid|last_trade) or robinhood-24h fallback (overnight)",
"type": [
"string",
"null"
]
},
"ref_ts": {
"type": [
"integer",
"null"
]
},
"ticker": {
"type": "string"
},
"venues": {
"description": "Only with venues=all. xyz/aster/lighter objects {mark,index,funding_hourly,funding_annualized_pct,volume_24h_usd,open_interest_usd} or null, plus gap_aster_vs_xyz_pct, gap_lighter_vs_xyz_pct, gap_lighter_vs_aster_pct, gap_aster_vs_ref_pct, gap_lighter_vs_ref_pct, max_mark_spread_pct, richest, cheapest, funding_spread_annualized_pct.",
"type": "object"
},
"xstock_price": {
"type": [
"number",
"null"
]
}
},
"required": [
"ticker",
"perp_mark"
],
"type": "object"
},
"type": "array"
}
},
"required": [
"rows"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-19T17:02:34.532Z",
"quality": {
"l30DaysTotalCalls": 9,
"l30DaysUniquePayers": 3,
"lastCalledAt": "2026-10-19T17:02:33.924Z"
},
"resource": "https://perp-gap-api.perpgap.workers.dev/gaps",
"serviceName": "Perp Gap API",
"tags": [
"Trading",
"Data",
"stocks",
"perps",
"hyperliquid"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Gap table for trade.xyz (Hyperliquid HIP-3) stock perps: perp mark/oracle vs live stock price and Solana xStock, basis, hourly and annualized funding, open interest; venues=all adds Aster and Lighter marks, funding and cross-venue spreads. Use when an agent needs current premium/discount or funding arbitrage signals across many tokenized stocks at once (cheapest call). Errors: 402 payment required, 502 upstream error."
}What the leaf hashes
{"body":"b2c470d0aba76e152059221a776037dc233a0af5bc4387334c0532fc697f19c6","id":118469,"kind":"listing","method":"baseline/1","observed_us":1793025613085137,"prev":null,"subject":"x402_bazaar:https://perp-gap-api.perpgap.workers.dev/gaps","subject_kind":"source_record"}Proof
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- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae