Evidence row 283008

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": "2026-10-26T19:12:36.426Z",
    "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":"9cba35e6f402385c23745934888b93f9680f799eb6a0e05cb5ceb54225de9d8b","id":283008,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793042654307587,"prev":278564,"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. 0xc420b7ada2c22607cd0f0031239eaf5e93d4718bea4a5a6a58b73e8cb3355aee
2. 0x80256add6f23235734c3629720a8be1e2614ca1cd5c57d4a8e6d6bd1e2e454e5
3. 0xbe165a5b81a88ede26cf74f443f343921cc2bcd93daed3dabb1a192918fc61c9
4. 0x51524acb1ed6e17c9606c7280d05ea010b80df1c9a33ff1056c127746640ab75
5. 0x97f4886df10c014193d00ad6676348856ecb233006ae59551e9c68cc75e609d1
6. 0x8dbd74f2507ce889a27ff31c0dcc80fcaee35b782a523ed8c9e14a221ca29159
7. 0x5aa5117a669648dcdb5432c774ceff9874477102720599577762607cde8f0684
8. 0xc484790e8aa9239e603a13888e56f56947e4d374461876ba4ce38064311de32b
9. 0xb27d4aa33f64f45fa7d713149f17d13b2ee30393cc7a102b9a52040296e5cde5
10. 0xdc850e305944c852a3843d2749ca3439ee04fdbf864b6a8660cc3fd8b5aced96
11. 0x2cd92a66ffb802d7ebc327d20fe07925be80289ee1c2910e6818dc40c67f2487
12. 0x63002f2569d43725bbf2d04d90ec9e6cf925c96b6dda5e7e220ecfbdd9c2444d
13. 0x641fba1f23ec69d96721e34ace1926954d835b9614cb5eae215a069c056399b8
14. 0xdbe2e8dd65ea1248b2936612538f18268abd5cf27ebdab3737694571ad496004
15. 0x9f68b5e15459cb62b8c0cd4c124fa61c74147b4a5755a200fbecd21a581635d1
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae