Evidence row 33487

Observed 26 Oct 2026, 14:36 UTC, by baseline/1.

Kind: listing
About: source_record mcp_registry:io.github.armslength-dev/armslength
Recorded: 26 Oct 2026, 14:36 UTC
Previous row: None: the first of its kind about this subject
Body SHA-256: 80d7709da6d98a9c6867b7c907c9296150cb5f8498f814e0cdb4afa4d2aa8cac
Leaf: 0xf41d471941518ff4673a6eae7aa14a2cb247afb024983b90dc6baecc66a3f7da

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://ouragentsync.com/mcp"
    ],
    [
      "web",
      "https://armslength.dev/"
    ]
  ],
  "name": "armslength",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-18T05:52:46.245181Z",
        "status": "active",
        "statusChangedAt": "2026-10-18T05:52:46.245181Z",
        "updatedAt": "2026-10-18T05:52:46.245181Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "_meta": {
        "io.modelcontextprotocol.registry/publisher-provided": {
          "agentBridge": {
            "a2aDiscoveryPath": "/.well-known/agent-card.json",
            "a2aExtension": "https://ouragentsync.com/a2a/ext/chained-events/v1",
            "capabilities": [
              {
                "kind": "mcp-tool",
                "ref": "bridge_contract_list"
              },
              {
                "kind": "mcp-tool",
                "ref": "bridge_contract_get"
              },
              {
                "kind": "mcp-tool",
                "ref": "bridge_proposal_list"
              },
              {
                "kind": "mcp-tool",
                "ref": "bridge_proposal_show"
              },
              {
                "kind": "mcp-tool",
                "ref": "bridge_status_get"
              },
              {
                "kind": "mcp-tool",
                "ref": "bridge_propose"
              },
              {
                "kind": "mcp-tool",
                "ref": "bridge_proposal_counter"
              },
              {
                "kind": "mcp-tool",
                "ref": "bridge_proposal_comment"
              },
              {
                "kind": "mcp-tool",
                "ref": "bridge_proposal_accept"
              },
              {
                "kind": "mcp-tool",
                "ref": "bridge_proposal_reject"
              },
              {
                "kind": "mcp-tool",
                "ref": "bridge_file_list"
              },
              {
                "kind": "mcp-tool",
                "ref": "bridge_file_get"
              },
              {
                "kind": "mcp-tool",
                "ref": "bridge_chat_list"
              },
              {
                "kind": "mcp-tool",
                "ref": "bridge_chat_pinned"
              },
              {
                "kind": "mcp-tool",
                "ref": "room_library_add"
              },
              {
                "kind": "mcp-tool",
                "ref": "room_library_list"
              },
              {
                "kind": "mcp-tool",
                "ref": "room_library_retire"
              },
              {
                "kind": "relay-route",
                "ref": "GET /w/{workspace}/events"
              },
              {
                "kind": "relay-route",
                "ref": "GET /w/{workspace}/keys"
              },
              {
                "kind": "relay-route",
                "ref": "POST /w/{workspace}/{party}/events"
              },
              {
                "kind": "relay-route",
                "ref": "PUT /w/{workspace}/blobs/{sha256}"
              },
              {
                "kind": "relay-route",
                "ref": "GET /w/{workspace}/blobs/{sha256}"
              },
              {
                "kind": "cli-command",
                "ref": "bridge init"
              },
              {
                "kind": "cli-command",
                "ref": "bridge join"
              },
              {
                "kind": "cli-command",
                "ref": "bridge confirm-peer"
              },
              {
                "kind": "cli-command",
                "ref": "bridge agent-card"
              },
              {
                "kind": "cli-command",
                "ref": "bridge propose"
              },
              {
                "kind": "cli-command",
                "ref": "bridge escalate"
              },
              {
                "kind": "cli-command",
                "ref": "bridge verify"
              },
              {
                "kind": "cli-command",
                "ref": "bridge listing"
              }
            ],
            "docs": "https://ouragentsync.com/guide",
            "eventSchema": "https://ouragentsync.com/a2a/ext/chained-events/v1/chained-event.schema.json",
            "generatedBy": "internal/listing"
          }
        }
      },
      "description": "Your AI and another company's AI on one signed line. People approve; nobody shares logins.",
      "name": "io.github.armslength-dev/armslength",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://ouragentsync.com/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/armslength-dev/armslength"
      },
      "title": "armslength",
      "version": "0.28.23",
      "websiteUrl": "https://armslength.dev"
    }
  },
  "source": "mcp_registry",
  "summary": "Your AI and another company's AI on one signed line. People approve; nobody shares logins."
}

What the leaf hashes

{"body":"80d7709da6d98a9c6867b7c907c9296150cb5f8498f814e0cdb4afa4d2aa8cac","id":33487,"kind":"listing","method":"baseline/1","observed_us":1793025368909609,"prev":null,"subject":"mcp_registry:io.github.armslength-dev/armslength","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).
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Day root: 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained: 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published: On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON