Evidence row 22658

What was observed

{
  "endpoints": [
    [
      "web",
      "https://burnbound.dev/docs?utm_source=mcp-registry&utm_medium=directory&utm_campaign=g4-registro-mcp"
    ]
  ],
  "name": "Burnbound",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-09T19:34:58.88251Z",
        "status": "active",
        "statusChangedAt": "2026-10-09T19:34:58.88251Z",
        "updatedAt": "2026-10-09T19:34:58.88251Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Let your AI agent pay x402 APIs within daily caps, allowed hosts and human approval.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://burnbound.dev/og/logo.png"
        }
      ],
      "name": "dev.burnbound/mcp",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Agent key (bb_agent_…) created in the Burnbound dashboard. Sent only to the Burnbound API.",
              "format": "string",
              "isRequired": true,
              "isSecret": true,
              "name": "BURNBOUND_KEY",
              "placeholder": "bb_agent_…"
            },
            {
              "default": "https://app.burnbound.dev",
              "description": "Burnbound API base URL. https:// only (http:// only for loopback). Set it for a self-hosted or local API.",
              "format": "string",
              "name": "BURNBOUND_API"
            },
            {
              "description": "Only with an org key instead of an agent key: the agent the tools act for. Ignored with an agent key.",
              "format": "string",
              "name": "BURNBOUND_AGENT_ID"
            },
            {
              "default": "default",
              "description": "Local wallet profile for client-side signing (created with `npx -y @burnbound/mcp wallet init`). 1–32 of a-z, 0-9, _ and -.",
              "format": "string",
              "name": "BURNBOUND_WALLET_PROFILE"
            },
            {
              "default": "~/.burnbound",
              "description": "Directory for the local wallet file when the OS keychain is not used.",
              "format": "filepath",
              "name": "BURNBOUND_HOME"
            },
            {
              "default": "1048576",
              "description": "fetch_paid response body cap in bytes (maximum 10485760). Longer bodies are truncated.",
              "format": "number",
              "name": "BURNBOUND_MAX_RESPONSE_BYTES"
            },
            {
              "default": "30000",
              "description": "fetch_paid deadline for the whole exchange with the URL, between 1000 and 120000 ms.",
              "format": "number",
              "name": "BURNBOUND_FETCH_TIMEOUT_MS"
            },
            {
              "description": "Origin of the Burnbound panel, for the approval link a held payment returns (and opens in clients with URL-mode elicitation). Default: the API origin when it is https. https:// only.",
              "format": "string",
              "name": "BURNBOUND_APP_URL"
            },
            {
              "default": "40000",
              "description": "How long fetch_paid waits for the human's decision once the approval page is opened from the chat, between 0 and 50000 ms. 0 returns pending_approval at once.",
              "format": "number",
              "name": "BURNBOUND_APPROVAL_WAIT_MS"
            },
            {
              "default": "https://mainnet.base.org",
              "description": "diagnose_payment: Base RPC used to read the paying wallet's USDC balance. https:// only. Only the wallet address is sent to it.",
              "format": "string",
              "name": "BURNBOUND_BASE_RPC_URL"
            },
            {
              "default": "https://sepolia.base.org",
              "description": "diagnose_payment: Base Sepolia RPC used to read the paying wallet's USDC balance. https:// only.",
              "format": "string",
              "name": "BURNBOUND_BASE_SEPOLIA_RPC_URL"
            }
          ],
          "identifier": "@burnbound/mcp",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "runtimeHint": "npx",
          "transport": {
            "type": "stdio"
          },
          "version": "0.7.0"
        }
      ],
      "title": "Burnbound",
      "version": "0.7.0",
      "websiteUrl": "https://burnbound.dev/docs?utm_source=mcp-registry&utm_medium=directory&utm_campaign=g4-registro-mcp"
    }
  },
  "source": "mcp_registry",
  "summary": "Let your AI agent pay x402 APIs within daily caps, allowed hosts and human approval."
}

What the leaf hashes

{"body":"bcde56808b826cc6c9421f3ef1a7c27e3e34a587b21c1dc92facef07ca3d5c06","id":22658,"kind":"listing","method":"baseline/1","observed_us":1793025349550533,"prev":null,"subject":"mcp_registry:dev.burnbound/mcp","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. 0x674e70309b55c4a89c88f7ea11298dd4cf3a68b80ad21ecf705f2b7482643180
2. 0x7f1bf3a227e1ed69288b9e198eff21aae85ef1d1d66d1a742fb4600cac4f93a1
3. 0x7d352b954d3759ee7a94709a99f13e9a3134c986d9b4c24fba18f8002294c7e6
4. 0xe98d1394d01a7b98fe52b5bff4980576012eca9099e5f3ffed7f8432f374860f
5. 0xd449d7e49add6eeaa318d116faf90bc357fbf4de84e29d3b5ddc5a251107ebef
6. 0x3cf4b559703667359ec63b163a7d34fd75220966cd41844fb6db4f19fc97ad62
7. 0xc4a5eba5a65b87139b21aa70460e8a108926203bf99fddd66ff76f8b8c20dc90
8. 0x0926c1ff12235f1827616d4ba3d12b023352ab652dd1738b21be2991ad03d54c
9. 0xe49cd474b6e588aa72674a2bd7fec0e694068e34c3a0dac8b4f6322f24150951
10. 0x8abff743dd157f0225d59527cbd5a558fe9044a13b8251e90cdf945d405603a0
11. 0x13951c97c827e2025801573dada28cfb5f8038c9b4de741f9d526cb67b3fe605
12. 0x260682fd6ecd274e73505c5e0bd798abdd0e702afca4f8eebd4331b607a6b175
13. 0x5f350d70c252ff1169c0210fd45fce1b0ab8d7316f048741a9e90a6c8cb65dcf
14. 0x9a79c65e077cd9da9d436b3ade6f5ddc0d244510c4d5903ef2f02d81205f7666
15. 0xa2d436d488e3600b0e5c3e3ed9c9234cd52853c59830b786334fd0c4292d9f40
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae