Evidence row 73394

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://dep.halowerk.com/v1/dependency-depth"
    ]
  ],
  "name": "dep.halowerk.com/v1/dependency-depth",
  "owner_address": "0x2880edfff13100677bf97a3cbdf3bc34771c4e5e",
  "raw": {
    "accepts": [
      {
        "amount": "4000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "currency": "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",
        "recipient": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
        "scheme": "exact"
      }
    ],
    "description": "Calculates reachable transitive dependency count and maximum depth from a supplied graph. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backed values disclose source, time window and age. ",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "graph": {
                "a": [
                  "c"
                ],
                "app": [
                  "a",
                  "b"
                ],
                "b": [],
                "c": []
              },
              "root": "app"
            },
            "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": {
                    "graph": {
                      "additionalProperties": {
                        "items": {
                          "description": "",
                          "maxLength": 512,
                          "minLength": 1,
                          "type": "string"
                        },
                        "maxItems": 10000,
                        "type": "array"
                      },
                      "type": "object"
                    },
                    "root": {
                      "description": "",
                      "maxLength": 512,
                      "minLength": 1,
                      "type": "string"
                    }
                  },
                  "required": [
                    "root",
                    "graph"
                  ],
                  "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": "2026-10-06T13:58:20.234Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-06T13:58:19.815Z"
    },
    "resource": "https://dep.halowerk.com/v1/dependency-depth",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Calculates reachable transitive dependency count and maximum depth from a supplied graph. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backed values disclose source, time window and age."
}

What the leaf hashes

{"body":"f9d4492a2837cbcaa297c8e45cfd9ebe931eb893ae26742e378ac74f508ccffb","id":73394,"kind":"listing","method":"baseline/1","observed_us":1793025487570231,"prev":null,"subject":"x402_bazaar:https://dep.halowerk.com/v1/dependency-depth","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. 0x4404668217e9015a48c3e4533b0178dfe9fb3258f2976eeaaa5be22955037adb
2. 0xb9c7ee5103a2883da2ed74725a490d0d4d493cc1fe46938cb6cfae545f26ebbb
3. 0x6a526b0ae983ae2a14d08943bdfecc41852789b8466314c70c270c1c077069c8
4. 0x31b7cf8d7db9c10d3ff06dfa8b749b4064a0f074d6e21f4eea6cb8014a1db073
5. 0xed9c3aac4ddd58079144d06ce482eede3ee729a66d4815e4341661dfe11f18d0
6. 0xeedfcde9a906e0ddc4ed492fcccaff57cc8d64d0f24514246e90ae557bdb48a8
7. 0x8615f8ef519f5d173b3e62d616346cba8177c17e4a8162417d507fd42de4f23a
8. 0x65683194bbaa775fec19af098e2949dc61ec27f657c1a6fbff21418049464838
9. 0x7548a06d81eec6f7a871b0f5e95a2a8ef0b7cb2bad9381bfc2356cf67b2e5859
10. 0x1dc09c8e92168e3a1cdf1a0e953982ca9207934a0dfce256095416cf4102fbce
11. 0x60b91f773fa3c91ef752edc3e72b14aec43590de73fb46a458b7100f8e74b4a7
12. 0x2b1b47804e83988d7fd5ed8179b2334f3f43b318109b54142f6c6bd749076f9e
13. 0x54b29089c0a3cbbd6ddbe58944696110984dd5f418275cb1b77f957c56da8eab
14. 0x8b27a4c21bf4ba962fd008c8f4300bc6953764a5032b9ab0cfe696b318c45326
15. 0x4b52a97f7a80ff7778a702b85267b8d2e5c93ce160942656435c29ae7be68bf4
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae