Evidence row 435854

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": 1,
      "l30DaysUniquePayers": 1,
      "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":"5485e04c58f735bc84a4b52555c89bcf463ec17dbb21e4f385aebbfeb8e262c3","id":435854,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793086719108903,"prev":73394,"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 2026-10-27 (273461 rows).

1. 0x3d316710c84b006e56ca75fb6a433c2eb480f50bafc4f03091448d1c0fe375e6
2. 0x16b5fdbfeaa7b7faa826fa407823db318d07288d45d21c46848836886c69b08a
3. 0x1f2cd4b5faec1cb2cbd22c6ffb1e80dc70e17b8693ad4a88e86b2958ae59e117
4. 0xc11e4c5bb539b4d5dfef2a80845150beee0ea2a161a192afa5ce723421c85829
5. 0x55d1502301fd0589b1b69c906c70ff4ec06e9a33c2e33df15949a4348b80f411
6. 0xd96c959736695d214fe999e231a3b0afd567d5ed234e75417ec7bc84c818fd83
7. 0xd713d9aff69bf8d5e9fadc92a79e50d9230fac9c30743a42855f04bb064e1d8b
8. 0xfe3ac52913bfd2b2cfe6d5f612e654cf0de74a97669902505bba06c80a0fc7fc
9. 0x86261251c5019169ce9426c68de78521608abb9b3b6838b284ac9066dd8158bc
10. 0x2c7b2dd8bdb23032c549cb56bea8f8a4ae7001d581b5f30e31165a845fdddae3
11. 0x2a46b413c4a79ee979d8a40f091ba215dc98b3af9709a0311b2ff60a4cb34d60
12. 0x5bcdf911ebda5c6d942d996f5453cef161d2571921ceb388d7c8ffbdc925f4d0
13. 0x9e70d944564843a0f0d88b623d628ff2e2ac17c172d4ebe0ed141fe8b9f9dae4
14. 0x42784d9809d120654630ee1b254a1dd90a2bbd3024aa180f1a59bbf53e9316e4
15. 0x8360ee1105e4d9f9312067cbbfd47c69c5948665ae582b9684a580c8f4e199e1
16. 0x52efa60e0c3d8525486d2310eb3b6b566c9677c64fd1f819edb072cf101bcbdb
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4