Evidence row 1790918

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://port-402-production.up.railway.app/v1/export"
    ]
  ],
  "name": "Port 402",
  "owner_address": "0x672a660139eb7e487f62fdb138b1519d7d48b7f7",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "assetTransferMethod": "eip3009",
          "name": "USD Coin",
          "paymentFlow": "upfront",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x672a660139eb7e487F62Fdb138B1519D7d48b7F7",
        "scheme": "exact"
      }
    ],
    "description": "Export your whole memory as one signed JSON document (format port402-memory-export/1, sha256 + Ed25519 integrity block).",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "notes": {
                  "task": "remember this"
                }
              },
              "exportedAt": "2026-10-31T20:00:00.000Z",
              "format": "port402-memory-export/1",
              "wallet": "0xabc..."
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {},
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-01T01:18:02.465Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-11-01T01:18:02.252Z"
    },
    "resource": "https://port-402-production.up.railway.app/v1/export",
    "serviceName": "Port 402",
    "tags": [
      "memory",
      "export",
      "backup",
      "agent-memory"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Export your whole memory as one signed JSON document (format port402-memory-export/1, sha256 + Ed25519 integrity block)."
}

What the leaf hashes

{"body":"9ed7e035e1b36fcbfab02650558a30fb2ecd9c9194fc8cd5e427620ffb2d73c0","id":1790918,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793559938683287,"prev":1509033,"subject":"x402_bazaar:https://port-402-production.up.railway.app/v1/export","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. 0xb693c0c45fceb0b7b5e0467d88398597f0ac8f3e39e6d258f02b659828f9f0ed
2. 0xf883ce792653a95b7ab911daaf585825fe8a516d0bdf4842957356c9eee3bbe9
3. 0xacc5dd154bd03579c34f0dc08fd7e9eca2d1cbe85170e25e6a48808714bb1c95
4. 0x73a4bf436fd0be84549f4e3b47ecb2d7b530a70219cc291fdf32ee691456d170
5. 0xfee687d51224afd1fc52612c30df80ca0be0e8a45fd9e4b6a36fb480a6330df3
6. 0xb2ac5b7ffd44e6a249c6b16b43c5522f5cfdbdcc01ec971137c12124c54f2136
7. 0x7cc1b073b360b6e3382365aed9c541793af6dd912f8e4f3178fced8ee6660ba7
8. 0x3b8379eed9f768e81ecc96abe199625550c86b48cafa2f465ecb6c5761a17b56
9. 0xa75cc2393e598b25b3d21ba207121d164cbb4ce75dfc90243f6372d71af68d89
10. 0xac119f1ee7b1c63033c3e3ad4b9893c3bc2a2fe034db9a4f3317b0f880076661
11. 0x84f69709413d2df971d71b02b9b073625f21eeee8d08173d1b9e32f23d504bb0
12. 0x08435cad5871c85fafbdc184b887ae7d8fa79b7851ddef3135e53565dbf4c927
13. 0x76bd6c29668276bc9bcae1a73c60a4d02ab25f5e47f437d7c2c27bab58a536a3
14. 0xc4208f09c5a97556dbf0e04ca82216f9056e3cf547ebb46cc61036bfd76910cb
15. 0xf6217f3e2344dd9bf8c6e296c4729fbf7611d258b93c45e1bbe5f62e65e8e714
16. 0x8339aa87501c4d4f8b38a13e480a7c563957e09fb5711bed7cf189d6787f960d
17. 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90