Evidence row 59858

What was observed

{
  "endpoints": [
    [
      "web",
      "https://minia2a.uk/"
    ]
  ],
  "name": "uk.minia2a/minia2a-x402",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-25T00:14:54.799245Z",
        "status": "active",
        "statusChangedAt": "2026-09-25T00:14:54.799245Z",
        "updatedAt": "2026-09-25T00:14:54.799245Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "_meta": {
        "io.modelcontextprotocol.registry/publisher-provided": {
          "categories": [
            "ai-agents",
            "payments",
            "crypto",
            "api-marketplace",
            "developer-tools"
          ],
          "entrypoint": "dist/index.js",
          "environmentVariables": [],
          "homepage": "https://minia2a.uk",
          "license": "MIT",
          "runtimeHint": "node",
          "tags": [
            "x402",
            "usdc",
            "micropayments",
            "agent-economy",
            "m2m",
            "machine-to-machine",
            "auto-mode",
            "claude-code",
            "agent-payments",
            "402-payment-required",
            "trial-first",
            "pay-per-call"
          ],
          "tools": [
            {
              "description": "List available x402 services on minia2a.uk — the micropayment marketplace for AI agents. Returns service name, description, price, and endpoint for each service.",
              "inputSchema": {
                "properties": {
                  "category": {
                    "description": "Filter by category (ai, crypto, finance, web, security, tools, utility, defi, identity, infra, text, premium)",
                    "type": "string"
                  },
                  "search": {
                    "description": "Search query to filter services by name or description",
                    "type": "string"
                  }
                },
                "type": "object"
              },
              "name": "minia2a_list_services"
            },
            {
              "description": "Get detailed information about a specific x402 service on minia2a.uk, including its price, endpoint URL, input schema, and usage instructions.",
              "inputSchema": {
                "properties": {
                  "serviceId": {
                    "description": "ID or slug of the service to get details for",
                    "type": "string"
                  }
                },
                "required": [
                  "serviceId"
                ],
                "type": "object"
              },
              "name": "minia2a_get_service"
            },
            {
              "description": "Get current platform statistics for minia2a.uk — total services, registered agents, transaction volume, uptime, and more.",
              "inputSchema": {
                "properties": {},
                "type": "object"
              },
              "name": "minia2a_get_stats"
            },
            {
              "description": "Register a self-custody wallet on minia2a.uk to publish your own services (EIP-191 signature). Registration is for publishing — it is NOT required for trials: any wallet signed in minia2a_call_service already gets 5 free trial calls. If no wallet+signature is provided, a fresh wallet is generated and the private key returned.",
              "inputSchema": {
                "properties": {
                  "name": {
                    "description": "Your agent name",
                    "type": "string"
                  },
                  "signature": {
                    "description": "EIP-191 signature of 'minia2a register: <wallet>'. Required if wallet supplied.",
                    "type": "string"
                  },
                  "wallet": {
                    "description": "Your existing self-custody wallet address (0x...). Omit to auto-generate.",
                    "type": "string"
                  }
                },
                "required": [
                  "name"
                ],
                "type": "object"
              },
              "name": "minia2a_register"
            },
            {
              "description": "Call an x402 service on minia2a.uk with a signed wallet (5 free trial calls, no registration) or the paid 402 path. Handles the HTTP 402 payment flow.",
              "inputSchema": {
                "properties": {
                  "params": {
                    "description": "Parameters to pass to the service",
                    "type": "object"
                  },
                  "serviceId": {
                    "description": "ID or slug of the service to call",
                    "type": "string"
                  },
                  "wallet": {
                    "description": "Your registered self-custody wallet address (0x...)",
                    "type": "string"
                  }
                },
                "required": [
                  "serviceId"
                ],
                "type": "object"
              },
              "name": "minia2a_call_service"
            },
            {
              "description": "Validate any x402 endpoint for autonomous-agent (Claude Code auto-mode) readiness. Checks 9 signals: HTTP reachability, JSON content-type, payment challenge (canonical PAYMENT-REQUIRED header or legacy x-402-* headers), payment amount, network, recipient, trial info, registration path, and /api/agent-ready handshake.",
              "inputSchema": {
                "properties": {
                  "url": {
                    "description": "URL of the x402 endpoint to validate",
                    "type": "string"
                  }
                },
                "required": [
                  "url"
                ],
                "type": "object"
              },
              "name": "minia2a_check_endpoint"
            }
          ],
          "transport": "stdio"
        }
      },
      "description": "x402 directory for AI agents: 1,700 pay-per-call APIs, USDC on Base, 5 free trials per wallet.",
      "name": "uk.minia2a/minia2a-x402",
      "packages": [
        {
          "identifier": "minia2a-x402",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "runtimeHint": "npx",
          "transport": {
            "type": "stdio"
          },
          "version": "1.0.3"
        }
      ],
      "repository": {
        "id": "1386147103",
        "source": "github",
        "url": "https://github.com/minia2auk/minia2a-x402"
      },
      "version": "1.0.3",
      "websiteUrl": "https://minia2a.uk"
    }
  },
  "source": "mcp_registry",
  "summary": "x402 directory for AI agents: 1,700 pay-per-call APIs, USDC on Base, 5 free trials per wallet."
}

What the leaf hashes

{"body":"47aeecb41f5aa1a7137c8deed3c1cd532032b9aa3bcd050d6b26117d55becee7","id":59858,"kind":"listing","method":"baseline/1","observed_us":1793025447371718,"prev":null,"subject":"mcp_registry:uk.minia2a/minia2a-x402","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. 0xabad199482f02a8a363c58f276b858e3628a403c571ba288633f86fd53c0d1fa
2. 0xb6d30fe9ec5ae90e7ec4613bb5c0cb7550ee4fbdb994bb82e8203b28af4ab6dc
3. 0x94a8524e2b444c6893d06aa12c420382e82cb917dc874ad25994380d77839a07
4. 0xecbd3ef06744292c17a630e6aa746923bc486e66e32c3d23a386e1b02028b369
5. 0xe429c283eb5900df5ec64e85b4c01027d88879c64ac5d488c63c87d69af93c9d
6. 0x9b7c6d363d66999b772454b3dcb8a2d338efb10b4c332de0e166c1329d394d81
7. 0xcc1171ab95778f779f73dea0f5b1618613428de2f9a6103edc35f9ed12cdda09
8. 0xbcc21a86fe9654e2d8a572aaebc227e581240dfe71fa65a176927de79a1e9f29
9. 0xa4f59800b0bebd4b878392131b9045ba6400f102985af38c318245edfedadec3
10. 0xc7cacc2d01c3e1b7ffb7608f2b307b4082bdded2ad2fc7c4373e088c0cadb4c9
11. 0xe285855b14529e4bf6d93d3ce05a3365dcfc651d48b9dfeb5c229a51822613eb
12. 0xb7fae69bb7bd717d54a83df961404a3e4de2a5cfbcfa013fd83a38627fe13f7e
13. 0x4700d6dfdb40e52e2ceb8ffe62c75f3f708d23452f828255fd003d795f5d9d66
14. 0x3b4dba7d874fc323b0a364140a9c60f37bf547fe671897653118a9873fe03420
15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae