Evidence row 555290

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://dep.halowerk.com/v1/deprecation-check"
    ]
  ],
  "name": "dep.halowerk.com/v1/deprecation-check",
  "owner_address": "0x2880edfff13100677bf97a3cbdf3bc34771c4e5e",
  "raw": {
    "accepts": [
      {
        "amount": "3000",
        "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": "Checks current registry metadata for deprecated, yanked or removed releases. 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": {
              "ecosystem": "crates",
              "name": "serde"
            },
            "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": {
                    "ecosystem": {
                      "enum": [
                        "npm",
                        "pypi",
                        "crates",
                        "maven"
                      ],
                      "type": "string"
                    },
                    "name": {
                      "description": "",
                      "maxLength": 300,
                      "minLength": 1,
                      "type": "string"
                    }
                  },
                  "required": [
                    "ecosystem",
                    "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": "2026-10-08T05:40:33.611Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-08T05:40:33.412Z"
    },
    "resource": "https://dep.halowerk.com/v1/deprecation-check",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Checks current registry metadata for deprecated, yanked or removed releases. 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":"8c94b38a92ffb03b2a306ed7d895755a8430440db64b19b0721daf5280069562","id":555290,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133786810488,"prev":73395,"subject":"x402_bazaar:https://dep.halowerk.com/v1/deprecation-check","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. 0xb869e109a7225aa5e635f3521c187f52e397fe924ef780cfc97b7495b5347ba7
2. 0xe60ceac60104fbd745edc193f811c43bfe427ab38abd57c7a285613b7a9f995f
3. 0x8b5bc1cd92630c3eab6b285bbab1819799714c4e4fe4473130f834693ad0dbd3
4. 0x2b7c2dfcd8fefa8d2d5841e1b8dc05ae230cca9b74eed22489aaa219443eca0b
5. 0xa3a61db72e0e38ddbd19e1f1b04a29003d983652385429654a59f72c54e35b0e
6. 0xe41b0c1968f30556d0d304df4f26e192cd424a863e3b26f4fc88e7c6e822808f
7. 0xc0c1989336f9c08fe1befdb5986e951191720d02a216ca47caf07960bc5116e6
8. 0xdb81f7a2f7d18606611d13545e2f0351036f858cde40d9a184efe8b20263a9c9
9. 0x323e344813393001d09d9ee1058f82bd6ff1ddb061a2bd1392323ef9da7c166f
10. 0x38d0f3e33fa9508c1d51117f86840b0c25a750ee552fe4bb39edf622d70eef97
11. 0x70b11259f0c8e64fe21c951a7fa6fa7010ca86464b77ae2a7b96e2a53a553c1c
12. 0xdc4af1861bcc27178db9854c119413a3d8acb113ca467e0eb6c0cadd8a60ba5d
13. 0xdb8e341e9690aa686b29432c7b868b3859fb692c3ae3a679b8bc1219ebe3a597
14. 0x87cb8935612c40b569de008a9bf8218cd24a06f74a7364a1654613d972fe00ed
15. 0xec7bb68216a4deb1960acfbbd75da88f7e468b58adb9cf3ec62f2790e46508b3
16. 0x64c405a28e8819716221eb2529fe4ce277ab08025e17e685cbd5ece75ceb75c7
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4