Evidence row 2252115

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://paket.halowerk.com/v1/runtime-compat"
    ]
  ],
  "name": "paket.halowerk.com/v1/runtime-compat",
  "owner_address": "0x2880edfff13100677bf97a3cbdf3bc34771c4e5e",
  "raw": {
    "accepts": [
      {
        "amount": "4000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "asset": "USDC",
          "assetTransferMethod": "eip3009",
          "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": "Normalises what a package version declares about where it can run. For npm that is the engines, os and cpu fields plus the declared package type and whether native build scripts are present; for PyPI it is requires_python together with the operating system, implementation and Python version classifiers.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "name": "express",
              "system": "npm",
              "target_os": "linux",
              "target_runtime": "20.11.1",
              "version": "4.18.2"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "name": {
                      "maxLength": 300,
                      "minLength": 1,
                      "type": "string"
                    },
                    "system": {
                      "description": "Only npm and PyPI declare these fields machine-readably.",
                      "enum": [
                        "npm",
                        "pypi"
                      ],
                      "type": "string"
                    },
                    "target_arch": {
                      "description": "x64, arm64 …",
                      "maxLength": 20,
                      "type": "string"
                    },
                    "target_os": {
                      "description": "linux, darwin, win32 …",
                      "maxLength": 30,
                      "type": "string"
                    },
                    "target_runtime": {
                      "description": "Your runtime version, e.g. 20.11.1 for Node or 3.11 for Python.",
                      "maxLength": 40,
                      "type": "string"
                    },
                    "version": {
                      "description": "Defaults to the latest version.",
                      "maxLength": 60,
                      "type": "string"
                    }
                  },
                  "required": [
                    "system",
                    "name"
                  ],
                  "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"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-02T14:58:13.05Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-11-02T14:58:12.86Z"
    },
    "resource": "https://paket.halowerk.com/v1/runtime-compat",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Normalises what a package version declares about where it can run. For npm that is the engines, os and cpu fields plus the declared package type and whether native build scripts are present; for PyPI it is requires_python together with the operating system, implementation and Python version classifiers."
}

What the leaf hashes

{"body":"69944571083df18d70cc9c56dcbe42bd9bbc4f13eda1b6b46e227213d77cb38f","id":2252115,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793647832009300,"prev":null,"subject":"x402_bazaar:https://paket.halowerk.com/v1/runtime-compat","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. 0xf17872c55cb4ebf5fd39b09514598cad47ae6f0364ab145c8656b3e31d97e201
2. 0xce9279f6e87da22ef9d644509886ad8a6cbea983105378a17ba3e699b063a750
3. 0x67ef7982d9e8c9a277d16901a86c2ddcbefef0326035b1709b95a9d34d21ccec
4. 0x7dbc6ccb1c01e4a9e73e632079955cbab60084e459110b01290422b6e4a5b5b0
5. 0x5d3df454a88e9bdca70b934e4f5771edc87348eb6f9168cf294ea06b953e5855
6. 0x500338befc694c8a4cfd85a7a6d29b9f70705faa36213abf0b8c89d5bf5f3104
7. 0x2ebc5e3aaa04cf14df09ee88e86c07db3e918d8d2e84cc618e9169eba1fab07f
8. 0xc4766f081749d72b5fbaddadf6bed5b73b91caf42692aa983e87aed36d67b3fd
9. 0x4c83bebb889105ce99411d219b74eb93bc8e68e4e647b3f08e9063b0b0a7ba73
10. 0xec71a46b7fc05bd6bf4c779cef84b35fede93734c26c463dd9afe0e3162873f6
11. 0x524cc790fd0b51cdb2aa348ae9ccb36a08ded8f64237535924a01130cbfefa56
12. 0xb1cfd9a92a45cec10e39ecd4e3a55abe88d7bed40e1bf1019d4093968673e4e9
13. 0x50f257017d1a47b165e9de41b6c7be745b632a9ae0d6de998c4ca2182e3793b3
14. 0xfa8b123f46e2c0606637c2fc0bef7815e7e004938cca6b86fafd908901f0b35f
15. 0xde6a8fd6590b70565baa6078cbc8add8d94950fe959ebaf8c3716adcdbd78aa8
16. 0x6dd7e4db65395e8670c7c2747d44fec79e03305934ef4746bf5dbca04ec6ec49
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af