Evidence row 1757756

What was observed

{
  "endpoints": [
    [
      "web",
      "https://port-402-production.up.railway.app/"
    ]
  ],
  "name": "Port 402 Memory",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-01T10:11:30.187983Z",
        "status": "active",
        "statusChangedAt": "2026-11-01T10:11:30.187983Z",
        "updatedAt": "2026-11-01T10:11:30.187983Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Memory, inbox and alarm clock for AI agents, paid per call in USDC on Base (x402). No API key.",
      "name": "io.github.Tifdt/port402-memory",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Private key of a dedicated Base wallet holding a few USDC. It pays each call and is your private memory namespace.",
              "format": "string",
              "isRequired": true,
              "isSecret": true,
              "name": "PORT402_PRIVATE_KEY"
            },
            {
              "description": "Spending cap per call in USD (default 0.01).",
              "format": "string",
              "name": "PORT402_MAX_USD_PER_CALL"
            }
          ],
          "fileSha256": "991012492acb11fbbf67c39bce2c86aaf528fa581bf85547d046b85b008cebfc",
          "identifier": "https://github.com/Tifdt/port402-memory-mcp/releases/download/v1.2.0/port402-memory.mcpb",
          "registryType": "mcpb",
          "transport": {
            "type": "stdio"
          }
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/Tifdt/port402-memory-mcp"
      },
      "title": "Port 402 Memory",
      "version": "1.2.0",
      "websiteUrl": "https://port-402-production.up.railway.app"
    }
  },
  "source": "mcp_registry",
  "summary": "Memory, inbox and alarm clock for AI agents, paid per call in USDC on Base (x402). No API key."
}

What the leaf hashes

{"body":"19641ef16d5ec755bca99d48f0fa6bc14050fa2d9dff679d39dda300efa8d4d9","id":1757756,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793528237559582,"prev":1532946,"subject":"mcp_registry:io.github.Tifdt/port402-memory","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. 0xb4b4c16f1be15410362677d5b9286901a2b3bc9e99c875cc76ce9f4d7c59b29b
2. 0xb575b85c9f981e4072136a4bbd73a2ff0402030388f52dc20a4c6d487da5201f
3. 0x8cfd2a948c513d10e6719a60152b7c110043c0c9b1f7edafcf5050015247b388
4. 0x89dc74f9f1170890c7e58186b20f07914ea339222f24b3a4ddbaa83741b28493
5. 0x1dcb85deabaca8e242321dc89fd40d76808fdb2524c52929ee133efca3eab2c6
6. 0x4c57e528197cd745ebf8e4481076d0e0f22b14f1a2bf49d0fe589f4539756d2c
7. 0x63070b67810a7e21016de23cf3ec65562c6260eff1a2e0c6b261d9c5dec84091
8. 0x77e50f642e3acb86fe2dfd5fa28b29c0fb3f9b1ed133bd97cbd405b169e68013
9. 0xd3a4621d1c25807b6577252e9d4d0f892932a5fb465fffbe4b061edaa7845dac
10. 0x8113be827d21fc578a51eb0142b86e6a7b29e82acc8f83ae5302575c7da5f3d1
11. 0x556fd2993ae63936ef19f8d0cb248690b8790b804a47e8b1f6052b6403bc2376
12. 0xda43e7c33db4b2a49eac5372d59f78be85b20270ae35f3877840061da57873f3
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