Evidence row 23108

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://pricetrack.dev/api/mcp"
    ],
    [
      "web",
      "https://pricetrack.dev/mcp"
    ]
  ],
  "name": "PriceTrack",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-08-18T23:02:32.090228Z",
        "status": "active",
        "statusChangedAt": "2026-08-18T23:02:32.090228Z",
        "updatedAt": "2026-08-18T23:02:32.090228Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Live SaaS pricing: current plans, verified price changes, and comparisons for 33,000+ products.",
      "name": "dev.pricetrack/pricetrack",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Override the PriceTrack origin (defaults to https://pricetrack.dev)",
              "name": "PRICETRACK_URL"
            }
          ],
          "identifier": "@pricetrack/mcp",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.1.0"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://pricetrack.dev/api/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/PriceTrack-dev/pricetrack-mcp"
      },
      "title": "PriceTrack",
      "version": "0.1.0",
      "websiteUrl": "https://pricetrack.dev/mcp"
    }
  },
  "source": "mcp_registry",
  "summary": "Live SaaS pricing: current plans, verified price changes, and comparisons for 33,000+ products."
}

What the leaf hashes

{"body":"2fece2fa702333659c93fdd96e87e51448bec5c1d4373a9a157273937d5b3bd6","id":23108,"kind":"listing","method":"baseline/1","observed_us":1793025350398252,"prev":null,"subject":"mcp_registry:dev.pricetrack/pricetrack","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. 0x131fb9de78fcb9306701ce6bacfd6ce5e78e27c4f5b344f16e26e545e71a41c8
2. 0x43700c1e034396f554e6be572e38c632fe1540505874c769c2ca41398858921f
3. 0x6def71ad4ceede5e9eadc314e5a09ad05d312a70282a615e92fedddca214c783
4. 0x8258a87a2a620bbb3a07d1b261aa24c1dbeaf825acbe8818d17d7faeb4a18c3e
5. 0x6b7fd6d23d55baacfd251a95a59e68c524cd629fc49500fc511baf956a8d029c
6. 0xa146210e39c0f97c1769e3cba126ac214e5e4feddbbf66eaec7994e4172454e3
7. 0xd90fe85596f430a2a7180841e1c21c624ed668ae50f8c5aa4e27473bac9d0f92
8. 0xcd0edfb7d294a59b89e05ad155582f7bfe6ac8fa3205d0dd9ba65353423ac7ea
9. 0x0b3c954c3d2b2159a2f05003f65c595ae6a417c5cf7233134f8877273a080450
10. 0x82c27b8a0cc799b1b8e2ae127f363936ba1a6e1a5d43001849ff8f1e205dc950
11. 0x9d19085bdd0cb9322cb235f88ed9fb666f1b60fe7afec1170ec05f633673830a
12. 0x7e390200ea1ea25db5884cf05fa50ad599f0759b573f081e361cc22f7206133c
13. 0xff1c28bdf595a3d1333e9915edc68e9c5fded7bd5923fa85870979af34cbc3b3
14. 0xb49e8c2564256e5322e375cb619d9ac70fd17c1d1eba9c991bba4cb6428f45cc
15. 0x60582ab4b41e72eb70eb0bce07fbf0fb4d2b62a8bad5be50f5d16d511adc746c
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae