Evidence row 548178

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": "2026-10-27T13:00:38.793Z",
    "quality": {
      "l30DaysTotalCalls": 4,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-27T13:00:38.577Z"
    },
    "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":"34c168039e4f4ff119069d88e464384903773009c10becbc171294889bf19891","id":548178,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133280832836,"prev":56131,"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 2026-10-27 (273461 rows).

1. 0xd0e34a8db7d415d44b5d6295b5647287e9eb101a37b576204980f4f1257753e5
2. 0xe012ff90c9a0fa1081f87333e6caa78dc60be6b248d22bc86d0c62add4de0e33
3. 0x159904fa58d416692c9ca3c44576d869314c200c8efbab1ef459567d19789d24
4. 0x7c3e336a0a608e5cf6d3173373035c60c981e679e2e071b8110e19ba08e9baf1
5. 0xe8a5bae20c526278be968e29955f9a09d7ec4cf7782c8212ccf5c13db1125310
6. 0xd88d564b1e260b92e8d8627f45d686ef3fd5a6852d2a524e4601fc085647e7f9
7. 0x48fa0950bc919ca967ef02a2bd8fbdb63933f6bdee790a76b92bbd192d6be21a
8. 0x8905982fe7747e8a7120d13391665dc83c20d666784c125c556a961c03931db9
9. 0xa27ede3cad511221f20ba52362c5d4a3bea0edf10582d5de2bc355cae2117c50
10. 0x34cacd18dd2b0acd35a8edd618baa8897a3f862cd032cfa7b608a35a78af9818
11. 0x4b1aadf42648925230bfb44b27bd502af3645508661ab5ac15765dd2ba24b33e
12. 0x38b115338d9e861f29b2feec4763340cc61f27fc2c2bbe5bf04934e95e485c6c
13. 0xc66f83a1320fe7c1faf22674eeeb7fae22ecd2f0b102d9619a484291f2ce104a
14. 0x8f676edfb4faaa290229d8f4f69ab721fc627424463d62f5146b3d1ca7f2f0c6
15. 0x969cd44e5a4e8dc3110540398fbf689659eb51df735c1cda5d8f021ef9ff5683
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4