Evidence row 49106

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/agent-placement-trial/mcp"
    ],
    [
      "web",
      "https://agent-ads-production-9f45.up.railway.app/"
    ]
  ],
  "name": "Agent Placement Trial",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-23T20:55:14.276112Z",
        "status": "active",
        "statusChangedAt": "2026-09-23T20:55:14.276112Z",
        "updatedAt": "2026-09-23T20:55:14.276112Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Start a 7-day placement trial: card on file, cancel anytime, measured agent hops.",
      "name": "io.github.sadri-dridi/agent-placement-trial",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/agent-placement-trial/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "agent-ads/agent-placement-trial",
        "url": "https://github.com/sadri-dridi/named-mcp-utilities"
      },
      "title": "Agent Placement Trial",
      "version": "1.0.0",
      "websiteUrl": "https://agent-ads-production-9f45.up.railway.app/"
    }
  },
  "source": "mcp_registry",
  "summary": "Start a 7-day placement trial: card on file, cancel anytime, measured agent hops."
}

What the leaf hashes

{"body":"a43aa49d0260977fdb04d04ecc1163fc4b7e6c604f75128fc231031694d23302","id":49106,"kind":"listing","method":"baseline/1","observed_us":1793025413222875,"prev":null,"subject":"mcp_registry:io.github.sadri-dridi/agent-placement-trial","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. 0xab1592c742cfc69e864b791dfcc44aabd95a022e1ed22b1507b93d4f9c282231
2. 0xf11e3a39e5c354017ddfb8af2ae43f65aeba4dc6b2fb5efa365a70e76f63944b
3. 0x06d101de6c40d72a8631abfe6a1f7526d6685a40436e1e1d86844d49877eb274
4. 0xc109ea2af155e900122b91500af9201fbbbaa625e7a57902ab8d6297557cd94d
5. 0x67803ff25e0bf5c190535d851ce7931d3067d9e2909b92dba677c86a8148cd4b
6. 0x4ea8fa8667a433f1653f91732d2ccceefc87407ce5cea3b8029170ea56950493
7. 0x64cee0cde4acd46994634ca8286483ba8be92bcb1e6e26c88059b9b4f5a02f1e
8. 0xec727589e3887d9d72399db6e3834b225b9e22e9960fc0b228e5a7c40f2a4ca2
9. 0xb2f9446ce7798f59d9247a308536d0fd17fdd2b00d7475c5d4e70be1fc3f2ab1
10. 0xea4d13234daa2356ba56f85bc05f62bf50c2b60afe9142f035f11ed729c88248
11. 0x34f0b80539e95d0ba892dff063414c35c62850f82e1414765524114c8dbacb57
12. 0x09a19b8d31a6e948e5051cb72b98b1d2b2bfe053f62d6d24d61c22b3ed1c3f24
13. 0x4700d6dfdb40e52e2ceb8ffe62c75f3f708d23452f828255fd003d795f5d9d66
14. 0x3b4dba7d874fc323b0a364140a9c60f37bf547fe671897653118a9873fe03420
15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae