Evidence row 37995

What was observed

{
  "endpoints": [
    [
      "web",
      "https://appmonster.co.kr/"
    ]
  ],
  "name": "Toss Payments",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-23T13:19:53.158605Z",
        "status": "active",
        "statusChangedAt": "2026-10-23T13:19:53.158605Z",
        "updatedAt": "2026-10-23T13:19:53.158605Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-10-17/server.schema.json",
      "description": "Toss Payments MCP: payment lookup, approval-gated cancel/refund, settlements. 토스페이먼츠 MCP.",
      "name": "io.github.groove79/mcp-toss-payments",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Secret key (test_sk_… or live_sk_…) from the Toss Payments developer center",
              "isRequired": true,
              "isSecret": true,
              "name": "TOSS_SECRET_KEY"
            },
            {
              "description": "OK Agent key (free at okagent.kr) — writes then wait for your OK on KakaoTalk. Unset: writes ask for confirmation in the chat first.",
              "isSecret": true,
              "name": "OKAGENT_API_KEY"
            },
            {
              "description": "approval | confirm | direct (default: approval if OKAGENT_API_KEY is set, else confirm)",
              "name": "KMCP_WRITE_MODE"
            }
          ],
          "identifier": "@appmonster/mcp-toss-payments",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.0"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "packages/toss-payments",
        "url": "https://github.com/groove79/kmcp"
      },
      "title": "Toss Payments",
      "version": "0.2.0",
      "websiteUrl": "https://appmonster.co.kr"
    }
  },
  "source": "mcp_registry",
  "summary": "Toss Payments MCP: payment lookup, approval-gated cancel/refund, settlements. 토스페이먼츠 MCP."
}

What the leaf hashes

{"body":"7d8f9020d6b0acbeb1d09110c2c5a367f4e5f79528a859515db4edb8dac5e87e","id":37995,"kind":"listing","method":"baseline/1","observed_us":1793025391341094,"prev":null,"subject":"mcp_registry:io.github.groove79/mcp-toss-payments","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. 0x2a156907866eafdd3139ea072ad9f3127bfc46d039567ede9dfb44e4f3a999f8
2. 0xa8172ff0610a241803c87ccaab4ec925b0e8f166e312913c4fe347fbc0c53b69
3. 0x499ba890bf405d2a949921be95e3fd5874d11528cac58f49ff258eeb48542dff
4. 0x5679bd9190227acc7234f7864fb1c65e3425e849cecbaa8d30dc9f8deca499dd
5. 0xfb83be24dd1d8f0b1409a2bcec7510ca4b1ada7eeb88e2447d2c0ed67596c998
6. 0xbfeacc5889ee51251484c996f04f717b8f2af2fd1a7a661db87fe79ae89f32e3
7. 0x0b88c694c1c113e46da861b964c34df906f36a3ef84194c31b14c724c7f38743
8. 0x5205bbc32da985975a6492607f06ab9df87c6633ad97705176f02f26c499f4f5
9. 0x90cf978de7063c01f8056504e264fffe8b4dce6b7e0f25838ce2b901625136df
10. 0xceecb11ae941a028ba38b36bebeaea0d1db672b60f285af8fdaeb552f5fba197
11. 0x7b0bb4483af5e03d9f02e715a84d790ec3df1fc57d38f1d1a5ed296a7e822d7f
12. 0xeab0020f03650c1a79ed79927ae9d808c59a41295a86d1285582516590c954e6
13. 0x16a8fb19a5e4f4535e7cb3fce5c15ecfa188586bb74e347ee71164f8af27dfe1
14. 0xd843afcced75dedd39194ff9bd12326b88099e6112686db2299392d022dc3146
15. 0xc3a6a3ae44ec0da1848b16d40c45d7aac97a67352eea8df18e0f26edabea8a2f
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae