Evidence row 56131

Observed 26 Oct 2026, 14:37 UTC, by sync.x402_bazaar/1.

Kind: listing
About: source_record x402_bazaar:https://pjm-nowcast-production.up.railway.app/v1/nowcast/asof
Recorded: 26 Oct 2026, 14:37 UTC
Previous row: None: the first of its kind about this subject
Body SHA-256: d5b31bbf4f7e29ccb7d8690100b9696880eb02cc31a03b9239af4fca5729ffb8
Leaf: 0xd649e388f76e4be393dccb50c05e768d417daf5276bcc84033a3a0344527f156

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://pjm-nowcast-production.up.railway.app/v1/nowcast/asof"
    ]
  ],
  "name": "pjm-nowcast",
  "owner_address": "0x34cfb8bdbf16e4484b7da0ed31deed5771b16c8f",
  "raw": {
    "accepts": [
      {
        "amount": "20000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxAmountRequired": "20000",
        "maxTimeoutSeconds": 60,
        "network": "eip155:8453",
        "payTo": "0x34cfb8bdbf16e4484b7da0ed31deed5771b16c8f",
        "price": "$0.02",
        "scheme": "exact"
      },
      {
        "amount": "20000",
        "asset": "USDC",
        "maxAmountRequired": "20000",
        "maxTimeoutSeconds": 60,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "DCi9X5mmacNGLeJvCw9fdWgX3G8V4QquDn4EuXATkcYr",
        "price": "$0.02",
        "scheme": "exact"
      }
    ],
    "description": "Descriptive snapshot pinned to a historical asOf. Fail closed if missing.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "asOf": "2026-10-09T18:00:00-04:00"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "ageSeconds": 120,
              "asOf": "2026-10-09T18:00:00-04:00",
              "pinnedAsOf": "2026-10-09T18:00:00-04:00",
              "rtoLmp": {
                "last": 41,
                "unit": "USD/MWh"
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "asOf": {
                      "description": "ISO-8601 observation clock with offset. Required. No interpolation.",
                      "type": "string"
                    }
                  },
                  "required": [
                    "asOf"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST",
                    "PUT",
                    "PATCH"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "description": "Descriptive snapshot pinned to asOf. Not a forecast.",
                  "properties": {
                    "ageSeconds": {
                      "type": "integer"
                    },
                    "asOf": {
                      "type": "string"
                    },
                    "pinnedAsOf": {
                      "type": "string"
                    },
                    "rtoLmp": {
                      "type": "object"
                    },
                    "rtoLoad": {
                      "type": "object"
                    },
                    "stale": {
                      "type": "boolean"
                    },
                    "zonalSpread": {
                      "type": "object"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-26T05:48:15.627Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-26T05:48:15.468Z"
    },
    "resource": "https://pjm-nowcast-production.up.railway.app/v1/nowcast/asof",
    "serviceName": "pjm-nowcast",
    "tags": [
      "pjm",
      "nowcast",
      "asof",
      "spread",
      "lmp"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Descriptive snapshot pinned to a historical asOf. Fail closed if missing."
}

What the leaf hashes

{"body":"d5b31bbf4f7e29ccb7d8690100b9696880eb02cc31a03b9239af4fca5729ffb8","id":56131,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793025437379567,"prev":null,"subject":"x402_bazaar:https://pjm-nowcast-production.up.railway.app/v1/nowcast/asof","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).
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Day root: 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained: 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published: On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON