Evidence row 76825

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://ip.openverbs.com/v1/contains"
    ]
  ],
  "name": "CIDR membership",
  "owner_address": "0xb3f4de103f34b99f0da19b4f16d6b53a14c2194a",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xb3f4de103F34b99f0Da19B4F16D6B53a14C2194A",
        "scheme": "exact"
      }
    ],
    "description": "Test whether an IP address falls within a CIDR block. A well-formed address of a different family (or simply outside the block) returns contains=false — not an error.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "address": "192.168.1.42",
              "cidr": "192.168.1.0/24"
            },
            "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": {
                    "address": {
                      "description": "IP address to test.",
                      "maxLength": 64,
                      "minLength": 1,
                      "type": "string"
                    },
                    "cidr": {
                      "description": "CIDR block, e.g. \"10.0.0.0/8\".",
                      "maxLength": 64,
                      "minLength": 3,
                      "type": "string"
                    }
                  },
                  "required": [
                    "cidr",
                    "address"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-08T05:39:58.383Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-08T05:39:58.134Z"
    },
    "resource": "https://ip.openverbs.com/v1/contains",
    "serviceName": "CIDR membership",
    "tags": [
      "cidr membership",
      "check ip in cidr",
      "ip range lookup",
      "test subnet contains ip",
      "validate ip network membership"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Test whether an IP address falls within a CIDR block. A well-formed address of a different family (or simply outside the block) returns contains=false — not an error."
}

What the leaf hashes

{"body":"14527789f583522ec9b3b943a28061028ee73e70d8f64a0a506680272793fe9a","id":76825,"kind":"listing","method":"baseline/1","observed_us":1793025492988204,"prev":null,"subject":"x402_bazaar:https://ip.openverbs.com/v1/contains","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. 0x4980079c1085332c2b69856a5ce9a25d221e89270fc31de937fe3068b929e69e
2. 0x5b2d1780faff669e267af53276c6b9b230f260888306dcb88b354d214d95f67a
3. 0xbae5468bd94242fdda1b995646c964ee05328bb7ecb14e744f80750492dc3c42
4. 0x258a94decae9581a9e8288fa2e61c31c1ed17384de706110b3d4e11f39bf5407
5. 0x40cfbfb06a076c88b429e054f08933647ac54e6b24b37a1e48b5a9314e719469
6. 0x1ce8645dde9865f4e8445591c95c30a38b2fee6e6cdb376b684a46445629c39d
7. 0x7d27d645f5db27f997d9358f539d5a015b9748f31aad0af80b9fa119270df3b5
8. 0x242a62a1894c365ce8955643accdfde1b4ec1aa32b3305aed2064dc365c9656b
9. 0x9d9370b762f4814d096f6893943b141ef019ecfc1804ca244bd5c453c571ef87
10. 0xf6623a394eb309bb86b964132205c8c6254e0667f6c642b476ce25978eabf36a
11. 0xa40c09a143bc388ccac821ec3854902941c513470a57a806c98060a6d63aedf9
12. 0xee7d5711cd2515f4b08f3e4041d3d56304f9db6bffd82d82746f0f4ea43b8f26
13. 0xb86fa861d04737cb507e721eefbb066d26528fdb6017b1145c18d1223b93ee21
14. 0x88e326a39b26e2c125306c9d3805d14398ace088bba9a2a0aa376b811cfb201a
15. 0x2be1e80e065dd6b2cc75a7142be22225acd144ac975d70bf24b4f01fd76dc497
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae