Evidence row 24668

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://mcp.artifacta.io/mcp"
    ]
  ],
  "name": "io.artifacta/mcp",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-06-30T14:27:32.659163Z",
        "status": "active",
        "statusChangedAt": "2026-06-30T14:27:32.659163Z",
        "updatedAt": "2026-06-30T14:27:32.659163Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Artifact store for AI agents. Hosted OAuth at mcp.artifacta.io/mcp; local stdio via npm/PyPI.",
      "name": "io.artifacta/mcp",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Artifacta API key (ak_live_...) from https://app.artifacta.io/dashboard/keys",
              "format": "string",
              "isRequired": true,
              "isSecret": true,
              "name": "ARTIFACTA_API_KEY"
            }
          ],
          "identifier": "@artifacta-mcp/mcp",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "1.0.4"
        },
        {
          "environmentVariables": [
            {
              "description": "Artifacta API key (ak_live_...) from https://app.artifacta.io/dashboard/keys",
              "format": "string",
              "isRequired": true,
              "isSecret": true,
              "name": "ARTIFACTA_API_KEY"
            }
          ],
          "identifier": "artifacta-mcp",
          "registryBaseUrl": "https://pypi.org",
          "registryType": "pypi",
          "transport": {
            "type": "stdio"
          },
          "version": "1.0.4"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://mcp.artifacta.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/SagaPeak/artifacta-mcp"
      },
      "version": "1.0.5"
    }
  },
  "source": "mcp_registry",
  "summary": "Artifact store for AI agents. Hosted OAuth at mcp.artifacta.io/mcp; local stdio via npm/PyPI."
}

What the leaf hashes

{"body":"9ef46a6f3da87f4d159cf7b8ac62ab50005be2220ac4f82375931be86c71207c","id":24668,"kind":"listing","method":"baseline/1","observed_us":1793025352916353,"prev":null,"subject":"mcp_registry:io.artifacta/mcp","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. 0x7e91f6a6a7b9aa26124659746280b61c6325178cd4701f995ec7b72e3cebf8cf
2. 0x1b6aa0f14b1e044e936cf62e8b30eed678966aa90fd2f838d45608f588e91755
3. 0x1336e7a446f8e090eaec13f185c2cf0d9bd31ab6de5979ce7d104c6bb9d97d57
4. 0x818339c4590fbf689394c3ee332c1c43076df1657d980d5a6b92f580d1ba571e
5. 0x92092dbef1b7b2321790bc423d3e522e8ccc41ae829f91d313ad34b00336480f
6. 0x2fa5d0213b0f5ebe79a518416d9e557fa43fde7bfce41ec025baf5a3100f58f2
7. 0x591601943d9c8765fcb6192fcabc0ad3bd9a2cafa3990b4ef0e16f8ade99ea06
8. 0xddfac8b5b02c9a2aabb70c6947b5bd9addf8fa29f990fad776a080c758f3ff9a
9. 0xef443be02dc09c4bff5d7688decd47a16ffb60718d4ad8cbbec72e8c170e668a
10. 0xfd7f00031b4432edd469882d277184d679cf4192e96f29d0d9b09eaa1702106e
11. 0x86993f34ffd04a19214c4b442a83218e78811798750015024990bf574868d9e8
12. 0xab729e4203b650f2a3c15efd6fd44eb2482232373bc1de662fd9d496869eb2d3
13. 0x0bffb634300aa5609bddaa79e8d31d7cde36c0a5a4465472f809b9f5287e40d2
14. 0x7721d38652b6444b18e1193824e50490ade04851ce6221771f6e374c4527d80f
15. 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae