Evidence row 738818

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://gateway.pipeworx.io/nci-evs/mcp"
    ],
    [
      "web",
      "https://pipeworx.io/packs/nci-evs"
    ]
  ],
  "name": "Nci Evs",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-28T04:46:37.027091Z",
        "status": "active",
        "statusChangedAt": "2026-10-28T04:46:37.027091Z",
        "updatedAt": "2026-10-28T04:46:37.027091Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "NCI Thesaurus concepts and the other cancer-research vocabularies served by NCI Enterprise…",
      "name": "io.github.pipeworx-io/nci-evs",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://gateway.pipeworx.io/nci-evs/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/pipeworx-io/mcp-nci-evs"
      },
      "title": "Nci Evs",
      "version": "0.1.3",
      "websiteUrl": "https://pipeworx.io/packs/nci-evs"
    }
  },
  "source": "mcp_registry",
  "summary": "NCI Thesaurus concepts and the other cancer-research vocabularies served by NCI Enterprise…"
}

What the leaf hashes

{"body":"79a25fa724a859c58d54e83d011ce94cc2c50085581c5375868970e6e4eb1982","id":738818,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793166081480302,"prev":47025,"subject":"mcp_registry:io.github.pipeworx-io/nci-evs","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-28 (231336 rows).

1. 0xe516dea07df8bbe58bf9d41cec5e3e7e72b97db1142e780615d3df15ce629799
2. 0x724d01f2f78e929904bcf04de70db6833645af767355c0bc5a5af1ce3830b8b8
3. 0xb96bb80cdbb1db912c20eaafc122c34b7cefbabfc20ca16d7992d4e0e9bc526a
4. 0x5ca5ea71ba2908a3f26ca0fb90b9178f8aff1d8d6d8e4938e26b54e661d26554
5. 0xe619e8adc57c2a9b62c76cbf8b34da35e32c41719fea0d2d4ed308cdea84e6d3
6. 0x41ebd721b1923397bda23a40d7e9d43c1346df19c8b96f993464777efe613fbf
7. 0xd59b70dafebab27af967b1f858bdc328d4e983b699bfbc7026bdb04a4630fd23
8. 0x9927c42292b308fcd05541ba25dcfa54742160d6db93fbe8bf239a2f4b1c1fad
9. 0x052d71a31a753bfe02153cbe2f8014f97eb43e4a34734b588b9a79630d983e22
10. 0x3219113a2248f25d039f94d25535eeddeded0eae9920550c9ca51284ced92a15
11. 0x1c3bbe30d78dbea3d42d24200144d51046ecc4e6d0971ae15fe694868117c0ed
12. 0x910afb660037301094260fdf3b8ad1b477c4a271364f39fd147c9c3aa44977e3
13. 0x8e202856b78332619dae3c6afb7bc5d31594bfb3354dfda266c48b48219b0601
14. 0xf43a767076988041f743c8dc00db52511a090e0e09c248c9cac00d7742dbc563
15. 0x334629b51e7dfb2339fa4fd14202e288d70dbaccb3e5b04d2d5fb8f0d489ce5e
16. 0xef2ebd45f2cfd41dc3eb213cc4cc144c46b7e9ead2de0b9f627463bad16e3ec8
17. 0x67e9ff3e48c515135fcf3df2675aa4996d35d4a328ce41588ee1a7d93347c823
18. 0xe6cfe00ae4e02bc12327e45b5f3334ea5850ba3bcc8e3101d30a8189856a95af

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae