Evidence row 2199480

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://energy.halowerk.com/events/grid"
    ]
  ],
  "name": "HALOWERK Energy",
  "owner_address": "0x2880edfff13100677bf97a3cbdf3bc34771c4e5e",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "asset": "USDC",
          "assetTransferMethod": "eip3009",
          "decimals": 6,
          "eip712Domain": {
            "chainId": 8453,
            "name": "USD Coin",
            "verifyingContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
            "version": "2"
          },
          "name": "USD Coin",
          "network_name": "Base Mainnet",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
        "scheme": "exact"
      }
    ],
    "description": "Ereignisfeed für Dunkelflaute, Sturm, negative Preise und Rekorde.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {},
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "events": [
                {
                  "severity": "low",
                  "type": "negative_price"
                }
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {},
                  "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": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-02T14:54:47.422Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-11-02T14:54:46.877Z"
    },
    "resource": "https://energy.halowerk.com/events/grid",
    "serviceName": "HALOWERK Energy",
    "tags": [
      "compute-scheduling",
      "depin-workloads",
      "carbon-aware-compute",
      "battery-dispatch",
      "power-trading"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Ereignisfeed für Dunkelflaute, Sturm, negative Preise und Rekorde."
}

What the leaf hashes

{"body":"96cd469ab93a9ea52c1d7d6c3e89d491f7b9df1ce1fc28d83cfecebe3185c7bf","id":2199480,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646771659616,"prev":null,"subject":"x402_bazaar:https://energy.halowerk.com/events/grid","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x08d41b87ca37b8c656348d02673fb393a354c13850d51a3251bb6347bd2ea80f
2. 0x77c5b0c18730f85039b01ad497d6df54f0c2f76fbe2aee5cca963b3a1946af61
3. 0x6e4a1f8eb9e71342cb6bd18ad523790b831c12ca1909133160e3ea0ba21c9bea
4. 0xe635034d19a9ae4fb488af6f6d96746e258fcc9351b265b98fd35cc735b58233
5. 0xd06ee77c5805c4c6ff97ed40289dd65f6c588c2c4c9bbeebf6f04b68cacecd45
6. 0x8f1d41d7a45a489685f0738da7f3ed6935d275d0ad8cc051bc3c8523f2969119
7. 0x95535a12b97eb114bdf4def6b8a800477a29766a0a9739f513e4cfc26d162735
8. 0x8211ab2b76c235e6717d8b91accb132f47806fb26fc5adb726233160740fba48
9. 0xc69144d06e3798189a2cc6b7cd5816b0c39350181a557303de20b6a0edc4c311
10. 0x770b49014a86e8911f6a100032905826fc3d653878da2f9bd942c7673bb163f8
11. 0xbbd2603f0ef4c42a8591fa962c979ccde5727c1de16b02c547018bbbeb02378b
12. 0x8464365fe08ea3ff4f374bf2c5c2327d1e374e005a2faa2f073c682fa39700e2
13. 0x0f1192f111e333f4cfe5aed028a160b023e5a552da7a04e97103b4a7b2416a85
14. 0x66ec51993542849e8bb0ec95d77eba3d6a82a6a4fd1696c4d0ddbb7a693845aa
15. 0x150a4dbcf309a6bb857da0b59f7588bd57a20fca094e579bf41d6cc6df9c7bff
16. 0x7cb861d18f06406535ade133f716d897f27d257cf0121f99d94c78c713c4b54d
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af