Evidence row 1810151

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://agent.halowerk.com/v1/base64-codec"
    ]
  ],
  "name": "agent.halowerk.com/v1/base64-codec",
  "owner_address": "0x2880edfff13100677bf97a3cbdf3bc34771c4e5e",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "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": "Converts text to padded standard Base64 or decodes canonical Base64 to valid UTF-8. Rejects noncanonical padding, whitespace, URL-safe alphabet and invalid decoded UTF-8.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "action": "encode",
              "text": "HALOWERK"
            },
            "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": {
                    "action": {
                      "enum": [
                        "encode",
                        "decode"
                      ]
                    },
                    "text": {
                      "maxLength": 32000,
                      "type": "string"
                    }
                  },
                  "required": [
                    "action",
                    "text"
                  ],
                  "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": "2026-11-01T15:12:05.857Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-11-01T15:12:05.662Z"
    },
    "resource": "https://agent.halowerk.com/v1/base64-codec",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Converts text to padded standard Base64 or decodes canonical Base64 to valid UTF-8. Rejects noncanonical padding, whitespace, URL-safe alphabet and invalid decoded UTF-8."
}

What the leaf hashes

{"body":"df680e79bfa7bc50cc532a8164332c9621e229140863f6d32fa50b20cd219e6f","id":1810151,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793560285464048,"prev":null,"subject":"x402_bazaar:https://agent.halowerk.com/v1/base64-codec","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0xf10a99308cb6691d029b3fc3ff70f759b43ab4cd9c6947d13dc4ec07c3229d90
2. 0x9309b474172f821789e509546f36fe7d6d0d6d3c3ea7e1357fc027f3a87c2a89
3. 0x1a086e3c5e7cd873145bd181b38059cda85d0751b42dbc83e7a0efaffe6d1910
4. 0xd5631ec418eeb425ebb8be2f07df3aefe797682794991cbcb96cd53531f642ad
5. 0x7d0a9021918970480084c5ad6fdeff86b6e2bc56d9ed38e83bbe7ba74907bf73
6. 0x23b6411e416afb5e9d68e7398c30145e3de9f8db08ef15d3ce506fe6926a5a64
7. 0x1783e60993d6754cdc2b0799465cb66ba61515932fcc2732223a6d639070e36b
8. 0xf0d413879cc5473ef28e102a2ccff10091fe1c1691a1b228bbef110a028941a6
9. 0xd36a27453479d58f34ff24aad1483e04254290d4a2bcddafcea34ded1753c7f3
10. 0x6e7db439b44426705f55229b0f5bd2cea3a9cb8223ad893ebf08a3b9880722d4
11. 0x3e5c66e12ca0c8224a6fdfb084b57ae24495cee7220fce200872a754fa7396c5
12. 0xfabfed61214d0494bc31e7bcb9622588beced8f56b9188ad495b57356f7cf301
13. 0xe90b78263bda6cf595e6506f00151a77021430873ffa310d8a01f67d8991ca3d
14. 0x80f03705ce9ab50e28456bf4bcfc03de151f183a71db3234274287a24f946a1d
15. 0x624db22ddd30d851957cc9d44cc5b314f300cfe0ff69cfbcfe0b2a2df8fdd12c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90