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Evidence row 49538

Observed , by baseline/1.

Kind
listing
About
source_record mcp_registry:io.github.sadri-dridi/content-md5
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
dfa4a5bb59cef73066a7f14a3b97f28b4c745155e3e8d7985124d339ec41eb7e
Leaf
0x0958ec6bcab37821f53ae5757d4f3b0b0dc747aeebe1eb786612d0df23c2b13e

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/content-md5/mcp"
    ]
  ],
  "name": "Content-MD5 base64 length, value discarded",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-17T17:17:23.660048Z",
        "status": "active",
        "statusChangedAt": "2026-09-17T17:17:23.660048Z",
        "updatedAt": "2026-09-17T17:17:23.660048Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Content-MD5 base64 length, value discarded",
      "name": "io.github.sadri-dridi/content-md5",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/content-md5/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/sadri-dridi/named-mcp-utilities"
      },
      "title": "Content-MD5 base64 length, value discarded",
      "version": "1.0.0"
    }
  },
  "source": "mcp_registry",
  "summary": "Content-MD5 base64 length, value discarded"
}

What the leaf hashes

{"body":"dfa4a5bb59cef73066a7f14a3b97f28b4c745155e3e8d7985124d339ec41eb7e","id":49538,"kind":"listing","method":"baseline/1","observed_us":1793025413796150,"prev":null,"subject":"mcp_registry:io.github.sadri-dridi/content-md5","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).

  1. 0x0958ffb442c3e005655abc5b17a4de5ea6fd10a65aecbc11b3961c64baf9fa41
  2. 0x2e6a30d137b3568f12c6c71dc57857c18ebe1689a9cf0586c95eb70b9ee520e9
  3. 0x31420aaf60d1fc6e424494c5a3eb6c7eb3528ce2db8fd99498d555aaddf6c99d
  4. 0x61f0e7c35c0d1b61cfcad5fbea2f80feff2049d8d6abeb45139e4b5d3865acb1
  5. 0xced49ac47a4746ec321738cfaba1010c7df2a346c7e5b3b623d40014da1a1d30
  6. 0x2f4b07518e27a38f6b684cc559fb16690cea63081c3c1052e82679a39b077033
  7. 0xeb12f0cb41136233b59f03c9e3597857937041ffd89396c6800dd87ce33bfd0a
  8. 0x034f084c873bb629ef4ec19107c6240f7b11f423fa0599278ab5da84ee4e19e1
  9. 0x1ebbc542318b231a68d9fff49411de41d04131ec1870317d564505ba96dcd348
  10. 0x950742cf2cd20b757e056d776afc0e0e226d1d2ebfec405e3082bb34658b5e4a
  11. 0x31293c2261c535896c5ddb291cbd32a12a457794940e30c3d3e1ded3b9c739ce
  12. 0x9e12233d6ee4faeb9271b0fc3c834797517d702f44add023149f28a0809c0aaa
  13. 0xe5a836cf25a8dfc72c9e3b6a69a7561a1f61f50f9cf36707d36f6e926aa15dec
  14. 0xa96bb9408ce00a0d40ddaba8736257dfce76d5478b131d69db1afdf8a824312b
  15. 0x7ddc2fead128357f881b63e6c7c26d7fbbb84fca6c7c8e0bbfe386de86ca8d39
  16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
  17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
  18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON