Evidence row 277934

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://api.tokenzero.sh/mcp"
    ],
    [
      "web",
      "https://tokenzero.sh/"
    ]
  ],
  "name": "TokenZero",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-26T19:11:57.999487Z",
        "status": "active",
        "statusChangedAt": "2026-10-26T19:11:57.999487Z",
        "updatedAt": "2026-10-26T19:11:57.999487Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "LLM cost optimization gateway, repo token-waste auditor & model arbitrage MCP server.",
      "name": "sh.tokenzero/mcp",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Gateway base URL (default https://tokenzero.sh)",
              "name": "TOKENZERO_URL"
            },
            {
              "description": "Workspace key (tz_live_…) for workspace_metrics; optional",
              "isSecret": true,
              "name": "TOKENZERO_KEY"
            }
          ],
          "identifier": "@tokenzero/mcp",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.5"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://api.tokenzero.sh/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/tokenzero-ai/tokenzero"
      },
      "title": "TokenZero",
      "version": "0.2.5",
      "websiteUrl": "https://tokenzero.sh"
    }
  },
  "source": "mcp_registry",
  "summary": "LLM cost optimization gateway, repo token-waste auditor & model arbitrage MCP server."
}

What the leaf hashes

{"body":"9413f79f2f58ed8a4987b00b83dae8ba87f183e8a6bd49b57780786b2ec0303b","id":277934,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793042044767846,"prev":58925,"subject":"mcp_registry:sh.tokenzero/mcp","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. 0x3b5d793c8719bdf411718d0cb5b139f0801c256d4dc5cb21522a3ea46fbb0074
2. 0x0e2fb77374456fb161a843c254d236b023ece404034e057d41304d14eb3ddeb0
3. 0xc993029076bf8e964801f4c7e093eb3096d639b936c5ddd971514ab6af000f2b
4. 0x0d17468b42474068ad55d1761222ac8b56c0c77939d401310eb99011c3338cb7
5. 0xa18e2e2dc9574bc409f2d7bd45c4fcda4aca00d594d48878b3ca908f6ed2fbe7
6. 0x94cd39b2d028ad7dffadb1d31e7e75646733facac5ed6ff2318036cd30cc543f
7. 0xc594b9d28dcc4e43d2099c41ae18f174d5542e332a7265ba00620e5d95ba401a
8. 0x360fdd55245e3147c985543f62d777c61c0f04472d6df269bee5315a51cdf06c
9. 0x53ec4f7db6626141875a0d6a972bc6e34b0d6650dda3374d7f6fa68549cc9978
10. 0x0c9588d83dbdbfe86d2f03c80aaae11aaa963d8c04ce31ca8923453d940310f4
11. 0x229584c1d304842544db84ca7b368b5ececeb9d3bea2b23265eba1c7595d1220
12. 0xdb4b9388e3fe1df4b04e149e559f925fb354066ae1d2537fd6f918162716fadf
13. 0xe2214b3d6a48396930d1739b02ea366de2aac5337c9b9ff2aff28cecf6518139
14. 0x7f594f5609f388d64d3cda87b5631d393ee8300bb09bad71f150113a5886ee33
15. 0x4b52a97f7a80ff7778a702b85267b8d2e5c93ce160942656435c29ae7be68bf4
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae