Evidence row 451369

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://regimeshift.xyz/api/v1/asset/eth/vrp"
    ]
  ],
  "name": "regimeshift.xyz/api/v1/asset/eth/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": "ETH 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": "2026-10-27T09:45:42.619Z",
    "quality": {
      "l30DaysTotalCalls": 17,
      "l30DaysUniquePayers": 6,
      "lastCalledAt": "2026-10-25T16:01:05.558Z"
    },
    "resource": "https://regimeshift.xyz/api/v1/asset/eth/vrp",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "ETH 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":"7f240f95c5d774c675280e2de232c4cc61ee2ca44f597eddf780ea355cde2d32","id":451369,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793100495937040,"prev":119106,"subject":"x402_bazaar:https://regimeshift.xyz/api/v1/asset/eth/vrp","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x2e77f677bd2374be8a59ca95a0bf80468362c7fc1b6d402b942e220d2168fcf2
2. 0x0e6174978dca4cb401697ca4c7053c506851d0ba601b1cb57a6ed11a38aa9284
3. 0x49a7c1532942d0770bfed3703d22c54ead7e256a7b578347b23856c058a4aeb1
4. 0x3e42317656899e7aa134338b7a989a9417c301c9256c902be8d5e12ae1d6d278
5. 0x86f18df0d1999ded137d9c62afaa9bf3c3af71cad327f5068e264c91ae4c4a92
6. 0x3c194cf70faa15c1bf0f5f1e96260a27afa9e40631b31edc0002ab41f62aa7c9
7. 0x204ec848ca756290161617cab865e65566256f033e40f5ab7fef7d2d875e11bc
8. 0x94ba7482bff7646cf09ccf17424089b89600ed61b5a246834e70fd2fe3825124
9. 0x9d2d27b6d53f26543713ae25b84487ea60aa7517ccd2f603941c0080e39ca8b2
10. 0xeece5a612f7a9f75c3cede1952efd8ed44f651934af100e7881f14fd41740153
11. 0xebaa56a29a2dfdf39f8c55fe4433bd513a26a783d93a8d85e51192ee9bb2860f
12. 0x2d9c2517fb6dcdc0ce42dd3a93f7e33064509cbed0a9132fb1209ec8f33ef0ab
13. 0x2a25cd9926d8f2ef4726fd2a80f77b1ca202b6c3ca56aeb2f520555c93efd434
14. 0x595de2dea3b8fa56dbd6142dd78ae79f3e7169c631e41a844b100613abb3e430
15. 0x8360ee1105e4d9f9312067cbbfd47c69c5948665ae582b9684a580c8f4e199e1
16. 0x52efa60e0c3d8525486d2310eb3b6b566c9677c64fd1f819edb072cf101bcbdb
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4