Evidence row 55790

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://helious.io/mcp"
    ],
    [
      "web",
      "https://helious.io/ai/"
    ]
  ],
  "name": "Helious market intelligence",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-08-19T11:38:59.899981Z",
        "status": "active",
        "statusChangedAt": "2026-08-19T11:38:59.899981Z",
        "updatedAt": "2026-08-19T11:38:59.899981Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "_meta": {
        "io.modelcontextprotocol.registry/publisher-provided": {
          "anonymousAccess": "Works with no credential: 7 days of history, prices and news one hour behind",
          "authDocumentation": "https://helious.io/auth.md",
          "authentication": "OAuth 2.1 (PKCE, dynamic client registration) or a bearer key, both optional",
          "authorizationServer": "https://helious.io/.well-known/oauth-authorization-server",
          "documentation": "https://helious.io/developers/",
          "gettingStarted": "https://helious.io/ai/",
          "openapi": "https://helious.io/.well-known/openapi-public.json",
          "operator": "TradeIQ Ltd, Glasgow, UK (Companies House SC831617)",
          "protectedResource": "https://helious.io/.well-known/oauth-protected-resource/mcp",
          "serverCard": "https://helious.io/.well-known/mcp/server-card.json"
        }
      },
      "description": "US Treasury auction tails, the live curve regime, scored macro releases, and why rates moved.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://helious.io/helious-icon-512.png"
        }
      ],
      "name": "io.helious/market-intelligence",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://helious.io/mcp"
        }
      ],
      "title": "Helious market intelligence",
      "version": "1.0.0",
      "websiteUrl": "https://helious.io/ai/"
    }
  },
  "source": "mcp_registry",
  "summary": "US Treasury auction tails, the live curve regime, scored macro releases, and why rates moved."
}

What the leaf hashes

{"body":"65e38e857eba9cff0930a6a1039703cae5390dfe153058b0273762424f64378d","id":55790,"kind":"listing","method":"baseline/1","observed_us":1793025435448009,"prev":null,"subject":"mcp_registry:io.helious/market-intelligence","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. 0x3a8773ac38e4c001909c5fe72224af197cf69415ee2650724bb15195b38a0ca1
2. 0x91ff85e7114485034d83e82074987ed6ddc4f778fc1f1b9a098e3b473501af85
3. 0xa2117737ac26344ea79f647c492a7e72aaf2505d6a2721752197b1eb9e2b0382
4. 0x5bce45a0d9b53e962dfa6e941a4b6481b3aae1ba9fe24d922f5ca19b62ea6c49
5. 0x83c7986156e0bf28c168c2242d05543102ed2c31f94afb12aa4d8430d103c0d0
6. 0xaeff886c526970f0e9c068dac91b75f7bc21882af8aaa2e1fab2f1aa3ffb73bd
7. 0x55861dc8e66b53fa299dbede71bdd49a9ce3f767407e5c8e71099d62e6ff9609
8. 0xa1e7fa76e6582a323e807afbf4cb047747c0dc9166cbc67a84e7665e74998bef
9. 0xee5641b3274e2e3e6711b6b9616f42c3f73f691667ec7d3fc9b759263b61a8fd
10. 0xdcc828e24b7442e8235bf18fc875c4401696d216b65ec037eb65cf2ef34782da
11. 0xd9b921e2251851de5c43bdbb4f58d5e2fa1aee215c84e0f3e0426cf1e4a08e8f
12. 0x18cc4431e4bbe45ee72defb9bb3318434364bf71c883055c6197fa7102ec601a
13. 0xe2214b3d6a48396930d1739b02ea366de2aac5337c9b9ff2aff28cecf6518139
14. 0x7f594f5609f388d64d3cda87b5631d393ee8300bb09bad71f150113a5886ee33
15. 0x4b52a97f7a80ff7778a702b85267b8d2e5c93ce160942656435c29ae7be68bf4
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae