← The evidence ledger
Evidence row 451365
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://regimeshift.xyz/api/v1/asset/btc/vrp
- Recorded
- Previous row
- #119105
- Body SHA-256
- dd44184e0b8d8efd34a2835a51aaf1dcbcf471165d10ad7a35a81c8e366487ab
- Leaf
- 0x32e702bac314e35e21f6b4b77f6013aab4ef14e8ebe592979ef2f14978f4de88
What was observed
{
"endpoints": [
[
"x402",
"https://regimeshift.xyz/api/v1/asset/btc/vrp"
]
],
"name": "regimeshift.xyz/api/v1/asset/btc/vrp",
"owner_address": "0x82b17d0bb4de9ae6c3491257b60e8245e70acd7b",
"raw": {
"accepts": [
{
"amount": "1000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x82B17D0bb4De9ae6c3491257B60E8245e70acd7B",
"scheme": "exact"
}
],
"description": "BTC Volatility Risk Premium — DVOL minus Parkinson realized vol (72h). Positive = sell-vol opportunity, negative = buy-vol. Response includes regime classification (LOW/MID/HIGH), raw inputs for audit (DVOL, RV_72h, RV_6h, spot), timestamp, and open methodology URL.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"type": "http"
},
"output": {
"example": {
"asset": "ETH",
"cache_ttl_sec": 60,
"computed_at": 1779284275,
"inputs": {
"dvol": 52.58,
"rv_6h": 40.204,
"rv_72h": 52.4275,
"source": "Deribit public API (DVOL + ETH-PERPETUAL OHLC)",
"spot_usd": 2130.2,
"timestamp": "2026-05-20T14:00:00+00:00"
},
"methodology": "https://regimeshift.xyz/methodology/vrp-v1",
"ok": true,
"quiet": true,
"regime": "MID",
"vrp": 0.1525
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET",
"HEAD",
"DELETE"
],
"type": "string"
},
"queryParams": {
"properties": {},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"asset": {
"enum": [
"ETH",
"BTC"
],
"type": "string"
},
"cache_ttl_sec": {
"type": "integer"
},
"computed_at": {
"description": "Unix timestamp",
"type": "integer"
},
"inputs": {
"properties": {
"dvol": {
"description": "Deribit volatility index, annualized %",
"type": "number"
},
"rv_6h": {
"description": "Parkinson realized vol over 6h, %",
"type": "number"
},
"rv_72h": {
"description": "Parkinson realized vol over 72h, %",
"type": "number"
},
"source": {
"type": "string"
},
"spot_usd": {
"type": "number"
},
"timestamp": {
"format": "date-time",
"type": "string"
}
},
"required": [
"dvol",
"rv_72h",
"spot_usd",
"timestamp"
],
"type": "object"
},
"methodology": {
"format": "uri",
"type": "string"
},
"ok": {
"description": "Request status",
"type": "boolean"
},
"quiet": {
"description": "true if RV_72h < 60%",
"type": "boolean"
},
"regime": {
"enum": [
"LOW",
"MID",
"HIGH"
],
"type": "string"
},
"vrp": {
"description": "DVOL − Parkinson RV(72h), in vol points. Positive = sell-vol opportunity",
"type": "number"
}
},
"required": [
"ok",
"asset",
"vrp",
"regime",
"inputs"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-27T09:45:41.763Z",
"quality": {
"l30DaysTotalCalls": 7,
"l30DaysUniquePayers": 7,
"lastCalledAt": "2026-10-25T16:01:00.112Z"
},
"resource": "https://regimeshift.xyz/api/v1/asset/btc/vrp",
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "BTC Volatility Risk Premium — DVOL minus Parkinson realized vol (72h). Positive = sell-vol opportunity, negative = buy-vol. Response includes regime classification (LOW/MID/HIGH), raw inputs for audit (DVOL, RV_72h, RV_6h, spot), timestamp, and open methodology URL."
}What the leaf hashes
{"body":"dd44184e0b8d8efd34a2835a51aaf1dcbcf471165d10ad7a35a81c8e366487ab","id":451365,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793100495914686,"prev":119105,"subject":"x402_bazaar:https://regimeshift.xyz/api/v1/asset/btc/vrp","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (273461 rows).
- 0x32e6a872ea69cc564c5ce314e63bac7407b42554a619ec4db81bceb4e21cdb8d
- 0x87e8a98f798bf3626df4e9cf0bf8edc011bf293e441f038022ef7018fd73f896
- 0x35418d2c33899beccdfa7e0ee4710767d5eda75ffe52557bc3335c7a1983297f
- 0x704892ed5ca12fd277220b409420f5e2473414b55ee2c8ab0056a10a17b9ea4a
- 0x32cf3d385ae77874ca7cfc266d41984882de665df144b20aa6208915bd596caf
- 0x8ca04cbf73b4447720fdeac00aa63a19e71d1594bab4693174ded2d259d1e4c2
- 0x4c6532087ee145c6efd7755635f8994dd12161cdc4a7d7f35e4970d5eed1220d
- 0x7d28783f3fd86d51a8a74b0b9eadee889a9e008877278efd72eba4569e61a443
- 0x47514bafeb0f2a889d8ce88387969db4846d45bbdf29a13c81f1bcf801b5ba38
- 0x59ec49ef8e6a7a58e3dbdfe3168882698cf6df297e6678919969944784a11457
- 0xd6abb3506644ba991806affe480eff2c10a097a3451e0656bd8c5eb07a497205
- 0x7c26e7a3f70416cc7cabc8e770eba81b50b410fc94aaae40ac450b47b34edecc
- 0x5a83a2d5b2abb340c16172caf3ef83b831e168d2e94e4154a4ad72adcac5cad2
- 0x595de2dea3b8fa56dbd6142dd78ae79f3e7169c631e41a844b100613abb3e430
- 0x8360ee1105e4d9f9312067cbbfd47c69c5948665ae582b9684a580c8f4e199e1
- 0x52efa60e0c3d8525486d2310eb3b6b566c9677c64fd1f819edb072cf101bcbdb
- 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
- 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
- 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699
- Day root
- 0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795
- Chained
- 0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4
- Published
- On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4