Evidence row 50465

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/persian-leap/mcp"
    ]
  ],
  "name": "Whether Persian year is leap",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-18T13:33:46.95811Z",
        "status": "active",
        "statusChangedAt": "2026-09-18T13:33:46.95811Z",
        "updatedAt": "2026-09-18T13:33:46.95811Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Whether Persian year is leap",
      "name": "io.github.sadri-dridi/persian-leap",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/persian-leap/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/sadri-dridi/named-mcp-utilities"
      },
      "title": "Whether Persian year is leap",
      "version": "1.0.0"
    }
  },
  "source": "mcp_registry",
  "summary": "Whether Persian year is leap"
}

What the leaf hashes

{"body":"d1f1e01aedd181fb33e9b1afbecb8cd6fbf2d6db9cda1bbdcecbaf890a872fd3","id":50465,"kind":"listing","method":"baseline/1","observed_us":1793025415307251,"prev":null,"subject":"mcp_registry:io.github.sadri-dridi/persian-leap","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. 0x488d4af2c08b2560cfdf4fc39e6ecd9da1805d8d297861fa2aa2c35470076ee7
2. 0x55b4e39e8fb183df1c911178280cb015b48db8a69403362179af383804d94b06
3. 0x4f1f7fdb08fedbcb707d6d14fe8ddd9c41658319f1f455aa7d5fcf29ee916883
4. 0x5c7f2b580b82420311fddf5c2bebbb9b8da8a387ddc85dd0ddde63baf7394376
5. 0xbc4e361d82b751395947c8f9f56470dca6625b0a47f03042068095f0e6db41fd
6. 0x708715e2985cd5499e7cd5bebcf9e0d20cc0cccb7ded2732196503df10fa39b8
7. 0x21ccc9ce6a6598651a9a207c579ec5640c31fcf9705117db5d84334e025b04ea
8. 0x0bb4178419700f3821e5a60619d1f82d1f37a74f35f4caecd35bc016df53da8c
9. 0x064ae5664a6f6247400a2d7d6130b6f7834a83922110845780acbbe4b2c4c382
10. 0x5310f81ab0ad38d96cec4307f26d3ddc5999c60727b9527b541506c3d5584ae6
11. 0x698f6ba6ffdd19057a2337a8eb71a612a58ea57160b0993c65313b7a3f2a2956
12. 0xae3550e71ca4b0f0b86c9905b234388d6bc01a22e52324fb1ee62a553273a1fe
13. 0xb86fa861d04737cb507e721eefbb066d26528fdb6017b1145c18d1223b93ee21
14. 0x88e326a39b26e2c125306c9d3805d14398ace088bba9a2a0aa376b811cfb201a
15. 0x2be1e80e065dd6b2cc75a7142be22225acd144ac975d70bf24b4f01fd76dc497
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae