Evidence row 58187

What was observed

{
  "endpoints": [
    [
      "web",
      "https://biobricks.org/"
    ]
  ],
  "name": "org.biobricks/research-synthesis-price-index",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-06T17:58:07.230801Z",
        "status": "active",
        "statusChangedAt": "2026-09-06T17:58:07.230801Z",
        "updatedAt": "2026-09-06T17:58:07.230801Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "BioBricks: the median advertised gene synthesis price per base pair, read from verified vendor...",
      "name": "org.biobricks/research-synthesis-price-index",
      "packages": [
        {
          "identifier": "@ellul-estate/biobricks-org-research-synthesis-price-index-mcp",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "1.0.0"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/joeetdev/venture-estate"
      },
      "version": "1.0.0",
      "websiteUrl": "https://biobricks.org"
    }
  },
  "source": "mcp_registry",
  "summary": "BioBricks: the median advertised gene synthesis price per base pair, read from verified vendor..."
}

What the leaf hashes

{"body":"f93caf092c51a77465195b2e51e0335928d1d1e1222c54e3996a7ad906ae9835","id":58187,"kind":"listing","method":"baseline/1","observed_us":1793025443920948,"prev":null,"subject":"mcp_registry:org.biobricks/research-synthesis-price-index","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. 0x0a2525d4d8f6adb8425198e8031e3bc3ce9f0a707643a8f6239635d1d0cc51a3
2. 0x94bdbfe6735d39854f438eadc64b7e30ff06b812248fa399790b2f259b9bc751
3. 0xb20b8858976a45e9d9d2eee01d32104dd23cda97abf8c54034166cf0f311e0f7
4. 0xd0e7da99091fc0a9d49bc679852556d0f63588ce49fb91b4e5f90ff7f8e12345
5. 0x05229cebf44ddb9aa7fb191475d281fd25fda15e8bd050bd5069b971d12ec630
6. 0x1ac81e109cf7a45875be3be45875749a15d8311a32867d8de93f1e2d85a0dc23
7. 0x1ce6a0c2d8e6f2fd1e7a1fd4181351c30b7e2d070a7336f8c66be584d0ccb4b7
8. 0xc8cce4ccfe25d5a5077983f73b288514abe105c9786080272d48f65d5364c404
9. 0xf88e097adda8b3df9e167ac9617b23b48d33f13fbfd85f031daeddd17d64feb0
10. 0xb0bc31ab556762b7fe858f7c949edb2e4e31297933ff02d4987fcbda94b38b0f
11. 0x87b542db74671bce07a9c7ffa1bac70164f2e2ab234b807975c3d56a1d6139ee
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