Evidence row 297326

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": "2026-10-26T19:27:37.941Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-26T18:08:11.712Z"
    },
    "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":"6b4f7b253c28229c00dc897edd162d1eb277b59582869018383f7a51d5797b33","id":297326,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793052192696107,"prev":283008,"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).

1. 0xb686f76aea76dd8ff95ccfdb4c387a30bbb694fc7bbd115e4d76af007055bec7
2. 0x261f27026397e074ab4a83db768d4ef3f16468a05116683f8f1f646e75a3fee6
3. 0x4883f89200f638d6fa24578ee5b2ca58ed50cc5e03a1da9d60e9e7bac7c34aa8
4. 0x92ebc796287f95b5471a165ecb99e07ce5e3397563091258ad15eea27de9c7ae
5. 0x08301f84c896de7cdd47f393fedbeede31aba0dd7c5a10bffc4e8fe57cc7d6f3
6. 0xeca4b0a56ecab245f6f9512e3c2087b05711902c2f9b09ee2ec0df20d0131e52
7. 0x13be281c2883aa9a6e6508f3a8404ad54767b1c49ba187289b7e5b7f8f0256f3
8. 0x1b87fd515e343a5ff0fd1fe1dc078fbe0b4c23e8bf429df75492b7812db92b95
9. 0x0585de311ce0311439459893eedb4cc55ed3c848458b8746571e30f6aefef6be
10. 0x8ad504c3df28b2abf4893577952a0655be9d4e70ea34ee4e1147dc0aa281fdd2
11. 0xfa91c460bb9b05b6890b46e5326a89c9e487b6419bd4d84337c05040222a2e6c
12. 0x17930d484cab3f6850715eb0b77dd189c3c06f975cf9def12285fde3eb9b4234
13. 0x0d86419ca1dd0b62fd8b22ea2e8c74d441312cec3116a467bea429b43e026565
14. 0x083427e39db4dd470662401f6db5db8fadf084fc4274cf8621b368416952b78b
15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae