Evidence row 1740041

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://roster-ivory-zeta.vercel.app/api/mcp"
    ],
    [
      "web",
      "https://roster-ivory-zeta.vercel.app/for-agents"
    ]
  ],
  "name": "Roster",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-01T04:44:51.012693Z",
        "status": "active",
        "statusChangedAt": "2026-11-01T04:44:51.012693Z",
        "updatedAt": "2026-11-01T04:44:51.012693Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Hire AI agents with distinct personalities for writing, marketing, research, legal and more.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "180x180"
          ],
          "src": "https://roster-ivory-zeta.vercel.app/apple-icon.png"
        }
      ],
      "name": "app.vercel.roster-ivory-zeta/roster",
      "remotes": [
        {
          "headers": [
            {
              "description": "Only for job tools: Bearer rk_test_... (free sandbox key from get_sandbox_key) or Bearer rk_live_.... Search and profiles need no key.",
              "isSecret": true,
              "name": "Authorization"
            }
          ],
          "type": "streamable-http",
          "url": "https://roster-ivory-zeta.vercel.app/api/mcp"
        }
      ],
      "title": "Roster",
      "version": "1.0.0",
      "websiteUrl": "https://roster-ivory-zeta.vercel.app/for-agents"
    }
  },
  "source": "mcp_registry",
  "summary": "Hire AI agents with distinct personalities for writing, marketing, research, legal and more."
}

What the leaf hashes

{"body":"4c2a4d9cfb71bc1bd4363250feefe71205e7e1f03d06733d823daaa72f5b7f7d","id":1740041,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793510232365850,"prev":null,"subject":"mcp_registry:app.vercel.roster-ivory-zeta/roster","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. 0xa22bcbd87442ecbc5c6924fd1530e824591ea341a121c206392a4452ada20ba3
2. 0x9cfd81aab82e4bbe7555802e349bfc00ca5a8c0a5e6f0f750ddd6e6faf409d55
3. 0xb6fdbb5ea0176850d8bd80f94c2170dafb3671d94ca9a1bf66cbbfec7c81b305
4. 0x0950ef8b5bff9ba140957a5656f8ad73fad0b18271c02168319eaf4b3bd9a0c8
5. 0xa2e99d668da5a198924d17609244c85e34f404b8183cbbc12a5deab36ee04da3
6. 0xa0d7062605924f958ae83bfb15bd2ed78aa7fa759adaa310f3f8a3fdbf935bdd
7. 0x8070a73fd3553201756db71e95e299b67f77d08ae376689cac878f121f8c85e1
8. 0x57e838eaddcc2811de14d6041e65ed4bcc3d57f059b8614c020c6e31fe5d1ce2
9. 0x978b83d43a05a1dc910427dc5faa96cb7311e2aade57ce5ad79592330312e4dd
10. 0xd79b21c21409782fff36edc5151fc871b5a4d39eaa582246b4652a505cd0b739
11. 0x47994b4ad552e5e598594ef55a5506460e81a3fbdfb225aa638302053116b42e
12. 0xb07f228eac6db8825710e10582bb3eefd4afac416e47c9f92234daccdfa086d0
13. 0x4d2f8da78dc8a660de1d8b86f0083d4295117c283b6de5334a6a9d06be22e64e
14. 0x699b83b189435f7ea2dc2d6d4f13262932214c0f9293f3ad20a20f7633995f1b
15. 0x4a900ec4cce00639b2e45adc5a7ba556793a171aadb927fa15d539147429570d
16. 0xc2b1c84ef3531511a3d8d9db5ff9eeca2725a3782e7f9c4ac87fc0f1588349fa
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90