Evidence row 1258469

What was observed

{
  "endpoints": [
    [
      "web",
      "https://kromatic.com/mcp/neumann"
    ],
    [
      "mcp",
      "https://neumann.kromatic.com/mcp"
    ]
  ],
  "name": "Neumann",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-30T17:26:10.769371Z",
        "status": "active",
        "statusChangedAt": "2026-10-30T17:26:10.769371Z",
        "updatedAt": "2026-10-30T17:26:10.769371Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "_meta": {
        "io.modelcontextprotocol.registry/publisher-provided": {
          "com.kromatic/links": {
            "agent_quickstart": "https://neumann.kromatic.com/llms.txt",
            "documentation": "https://kromatic.com/mcp/neumann",
            "privacy_policy": "https://neumann.kromatic.com/privacy",
            "terms_of_service": "https://neumann.kromatic.com/terms"
          },
          "com.kromatic/pricing": {
            "credit_price": {
              "amount": "0.50",
              "currency": "USD"
            },
            "free_tier": {
              "max_nodes_per_run": 20,
              "max_trials_per_run": 1000,
              "runs_per_utc_day": 3,
              "sign_in_required": false
            },
            "live_pricing_url": "https://neumann.kromatic.com/billing/pricing",
            "run_cost_credits": {
              "large": 5,
              "small": 1
            },
            "signed_in_free_tier": {
              "max_nodes_per_run": 50,
              "max_trials_per_run": 10000,
              "runs_per_utc_day": 10,
              "sign_in_required": true
            },
            "starter_credits_on_signup": 5
          },
          "com.kromatic/publisher": {
            "name": "Kromatic",
            "support_email": "innovate@kromatic.com",
            "url": "https://kromatic.com"
          }
        }
      },
      "description": "Monte Carlo ranges for uncertain plans: project cost, budget, timeline, capacity, NPV/IRR/payback.",
      "name": "io.github.Kromatic-Innovation/neumann",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://neumann.kromatic.com/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/Kromatic-Innovation/neumann"
      },
      "title": "Neumann",
      "version": "0.2.31",
      "websiteUrl": "https://kromatic.com/mcp/neumann"
    }
  },
  "source": "mcp_registry",
  "summary": "Monte Carlo ranges for uncertain plans: project cost, budget, timeline, capacity, NPV/IRR/payback."
}

What the leaf hashes

{"body":"195c1ec94aace1dcb3fa682e87a9b224a1d5514c06458372ce2ee95e7b26a6b2","id":1258469,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793384135758696,"prev":1258141,"subject":"mcp_registry:io.github.Kromatic-Innovation/neumann","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-30 (243099 rows).

1. 0x11b7a03c7f2bf24e3bb6c066c611e975e08a95a73786fffc0b8543ba537268b3
2. 0xae28f8ae5998141db4b56effa264588bc429302b06ffcc669d00c1373a4a2632
3. 0x159de7cdbe018eec34a3aa72276496513609a67a34569d508942007c3a0e9a43
4. 0x7869819c853caf0afdc7c7e220c8ed533b90536e2cb5505f8455bc0419d49a47
5. 0x2d6c3c409e3c703da1348ebc6c9db2d167a18f56de30484148ec28d7ce459cec
6. 0xfef54660a3e396b162b988b1c2b254fd4ec6442723f8ba7f0e0e1f30dea5ebd3
7. 0xdb63bd487b62bcaa6526c0b22d1ff3f2a2773d487c03203cd9065735c9b5271f
8. 0xadc44e2eb29188f425fe1774cae4c95ed2caaff9ce5bba9883d798709798d41d
9. 0x48d4ca0439e14429f03e41686226c96e6627c2e85afb85c15b0d76354f7198bd
10. 0x579f9fdd89145fbd96e709ae93825ddf2dc2fe4de7868b1ca32e5dd99f8d7951
11. 0x43f7aed94f00b336389ffdf1bd899be0f6a39979660cf2c8f87f139c1805e69c
12. 0x11f3d7c3b1e2605a08b4a2e2f9389a412e2bed81fbb921eca9e2584c7fa8176b
13. 0xff3316df20da7d10eeb009ce403c3a10945e4f04644a76b6fa35f66715c99468
14. 0xe18460a4fef6812b03798b9b10352dd88bf2495282cb7665eff1cdfac9ef6888
15. 0x0313631fba69cc31784d20beec069335df13219f8a8a8a8831740bca4d4aa0a0
16. 0xe2a9872e1b6a01c55a7a8cc5c05c61f3933255db5c26b9c79be4011d28685b52
17. 0xb0c9ef42e725578748f3119c9dbebf2fc437266bda013df29f98ed3ebe621403
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861