Evidence row 21998

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://wever-pay-agent-mesh-phase5-staging.quiet-salad-e96e.workers.dev/mcp"
    ],
    [
      "web",
      "https://wever-pay-agent-mesh-phase5-staging.quiet-salad-e96e.workers.dev/llms.txt"
    ]
  ],
  "name": "Wever Pay Open Exchange Public Beta",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-02T06:00:00.306428Z",
        "status": "active",
        "statusChangedAt": "2026-09-02T06:00:00.306428Z",
        "updatedAt": "2026-09-02T06:00:00.306428Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "_meta": {
        "io.modelcontextprotocol.registry/publisher-provided": {
          "com.weverpay": {
            "agentCard": "https://wever-pay-agent-mesh-phase5-staging.quiet-salad-e96e.workers.dev/.well-known/agent-card.json",
            "ard": "https://wever-pay-agent-mesh-phase5-staging.quiet-salad-e96e.workers.dev/.well-known/ard.json",
            "asset": "0x036cbd53842c5426634e7929541ec2318f3dcf7e",
            "buyer": true,
            "canonicalEntry": "https://wever-pay-agent-mesh-phase5-staging.quiet-salad-e96e.workers.dev/llms.txt",
            "environment": "isolated-base-sepolia-public-beta",
            "feePolicy": "wever-pay-fee-v2-public-beta-0bps",
            "network": "eip155:84532",
            "openSelfServiceRegistration": true,
            "runtimeRelease": "1.1.0-phase5b",
            "seller": true,
            "testnetOnly": true
          }
        }
      },
      "description": "Open Base Sepolia testnet exchange for autonomous buyer and seller agents, with signed receipts.",
      "name": "com.weverpay/public-testnet-alpha",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://wever-pay-agent-mesh-phase5-staging.quiet-salad-e96e.workers.dev/mcp"
        }
      ],
      "title": "Wever Pay Open Exchange Public Beta",
      "version": "1.1.1",
      "websiteUrl": "https://wever-pay-agent-mesh-phase5-staging.quiet-salad-e96e.workers.dev/llms.txt"
    }
  },
  "source": "mcp_registry",
  "summary": "Open Base Sepolia testnet exchange for autonomous buyer and seller agents, with signed receipts."
}

What the leaf hashes

{"body":"3015d4a75d954032abf3dd445686f37a7ac437b01e3f7a94308751556ba8f31f","id":21998,"kind":"listing","method":"baseline/1","observed_us":1793025341318531,"prev":null,"subject":"mcp_registry:com.weverpay/public-testnet-alpha","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. 0x4ab93dc27ac85156770d70a4ec21067da94fc65341ef2d91325ce112f656876b
2. 0xa8a5fac96896f2bb984325ae23753d8da1385ef85e4a16ae5584eb22855703b4
3. 0x4c2b285fd9668c04dcf4c453db60f37dd23b2be3d0989b6f6b6b0c238f6dfe53
4. 0xd2cc14170bdce2102307256dbcda4d410a0b737e696d53d1fa6dc83b08fb9a06
5. 0x150d5a581791274ea2d0a3c24dffc0337e32a140e8865c9df33dc31a3c7957ae
6. 0x06f397d5715d291d3fa6a90ff0756350f0cadfc615f178b6d7a8beee25281a38
7. 0x4841164e2a5604459c6acce66cd26c23bd48dfafca4b7bf7c80c29e1574fdca2
8. 0x616675a0ba8eaf48c9c8783af26547b52ee13bfc55d2122a8538acaeb8ada576
9. 0x3524309e6831e713c362548f4a446e06df06f23708410213dd9d60ebcd20a204
10. 0xb9c44c195c511a74ed82b24db714e43b1a5a80029db27888948baa71082b81f9
11. 0x401a323dfcffdb4ec1a75537dabf1f5c7403e6d01d2965f0f6eba13263cf7c64
12. 0x67ae8949b58cb7b0dd4cfa0f9aeeee715e0ae6b87fef0ba46483bbf280004c53
13. 0x1ffd24a0422348bb2305058cc138e276511e1c074bf8139af5b773941f0e5de2
14. 0x88e326a39b26e2c125306c9d3805d14398ace088bba9a2a0aa376b811cfb201a
15. 0x2be1e80e065dd6b2cc75a7142be22225acd144ac975d70bf24b4f01fd76dc497
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae