Evidence row 67786

Observed 26 Oct 2026, 14:37 UTC, by baseline/1.

Kind: listing
About: source_record x402_bazaar:https://api.nexismvp.com/forecast/btc
Recorded: 26 Oct 2026, 14:37 UTC
Previous row: None: the first of its kind about this subject
Body SHA-256: 1cd3948cf1c749d4ebccd7689f2e5220d21ed4501e08d2a5867d19846e93df24
Leaf: 0x2d729e29761aadc6ad62589b4550756f56cdd1d46d1ca4c04a34cb24ab893f5e

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.nexismvp.com/forecast/btc"
    ]
  ],
  "name": "Kronos BTC Forecast",
  "owner_address": "0x3b59f268ebc38c5f43b8b9be37238bf43378ad87",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x3B59f268EbC38c5F43B8B9bE37238bf43378Ad87",
        "scheme": "exact"
      }
    ],
    "description": "Kronos BTC price forecast (latest, from the live HUD). Experimental/informational only — not financial advice.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "type": "http"
          },
          "output": {
            "example": {
              "generated_at": "2026-08-04T12:00:00Z",
              "horizon_minutes": 60,
              "interval_minutes": 5,
              "predictions": [
                {
                  "close": 64250.12,
                  "timestamp": "2026-08-04T12:05:00Z"
                },
                {
                  "close": 64310.55,
                  "timestamp": "2026-08-04T12:10:00Z"
                }
              ],
              "symbol": "BTCUSDT"
            },
            "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": {
                    "generated_at": {
                      "format": "date-time",
                      "type": "string"
                    },
                    "horizon_minutes": {
                      "type": "integer"
                    },
                    "interval_minutes": {
                      "type": "integer"
                    },
                    "predictions": {
                      "items": {
                        "properties": {
                          "close": {
                            "type": "number"
                          },
                          "timestamp": {
                            "format": "date-time",
                            "type": "string"
                          }
                        },
                        "required": [
                          "timestamp",
                          "close"
                        ],
                        "type": "object"
                      },
                      "type": "array"
                    },
                    "symbol": {
                      "type": "string"
                    }
                  },
                  "required": [
                    "symbol",
                    "generated_at",
                    "predictions"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-25T17:18:23.01Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-25T17:18:22.428Z"
    },
    "resource": "https://api.nexismvp.com/forecast/btc",
    "serviceName": "Kronos BTC Forecast",
    "tags": [
      "crypto",
      "forecast",
      "bitcoin"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Kronos BTC price forecast (latest, from the live HUD). Experimental/informational only — not financial advice."
}

What the leaf hashes

{"body":"1cd3948cf1c749d4ebccd7689f2e5220d21ed4501e08d2a5867d19846e93df24","id":67786,"kind":"listing","method":"baseline/1","observed_us":1793025464774425,"prev":null,"subject":"x402_bazaar:https://api.nexismvp.com/forecast/btc","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

0x2d72b177c958f6f9a3764053251a8c02037dd19e5ba02d3623b2c2778e4c9246
0x52c27ab21fccb453618e41240aa09ef032287c7ace0ad6af214b960e4b41e1b0
0xf03eb038427cb6eb52a94901e5bad26d0f40406a6d2701de4eab1ff2cd01ed75
0xdec208def95de748bc27d7fc587d94045f6e42a51a860536b2674d37c744d58f
0x532556984d67c1727e2b42cae68050998d5577c0803dae3505c4eca6d6beb83f
0xa2bdb12dd1364684028f07d18b372e17a5f6e3928d5eb6aa6eea16f69726cead
0xbde33e5d073a2e2671acb1104d83dfbb09c54f8b3f2fb9dd3ba8339043a89ea2
0x1ad1e6fcec3100bdab24d471ea26fb88d10f720b7f8d71deb85393c6edd2fad3
0x4118d31d6eb113d76e872c5d62016ea7d7579ae5f20f6cce8a0705bfb6a4921f
0xfebc7a0b0bf8746a2821ac5da36e68a391f5528503546c156de64dcfb3f4e54e
0x0a14d7531a251f3320f61b058ccd68e743331eaf8f3058982b949d68be76670c
0xf89d9951e0a8e08b9cf11177a1f4e0fd86d9facc5dfecaabbfe564675ebefef7
0xb87e8b32cda179c9e632e227bbd8a6d1f6f61d9d81bb92dbd4dd835d2b3b5caa
0x683955a5b2250ad50568d022a6580d8739b6aff1356779d72a773b088e7c289c
0x610738e0c43687aded83c613c73de8b5226c73c375858a167436461c522ea213
0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root: 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained: 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published: On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON