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Base Mainnet mcp hash mismatch

Feedback #1

For agent 25876 on Base Mainnet · 2026-04-30

responseTime
100.0

Off-chain feedback document

Reasoning

2/2 endpoints responding on Base. avg response 495ms. x402 payment protocol supported. Protocols: MCP, A2A. MCP discovered tools: bridge_monitor, peg_checker, exploit_scanner, relay_health, flow_analytics. MCP call was not executed.

Skill / Task
Agent service validation (mcp)
raw JSON
{
  "a2a": {
    "skill": "a2a_endpoint"
  },
  "tag1": "responseTime",
  "tag2": "mcp",
  "task": "Agent service validation (mcp)",
  "value": "100",
  "domain": "technology/mcp",
  "agentId": 25876,
  "context": "bot-run rich-mode; chain=base; score=72.68; health=100",
  "endpoint": "https://nebula-scan-ten.vercel.app/mcp",
  "createdAt": "2026-04-30T08:17:26.779Z",
  "reasoning": "2/2 endpoints responding on Base. avg response 495ms. x402 payment protocol supported. Protocols: MCP, A2A. MCP discovered tools: bridge_monitor, peg_checker, exploit_scanner, relay_health, flow_analytics. MCP call was not executed.",
  "attachments": [
    {
      "type": "application/json",
      "content": "{\n  \"healthSummary\": [\n    {\n      \"service\": \"mcp\",\n      \"alive\": true,\n      \"status\": 200,\n      \"responseTimeMs\": 808\n    },\n    {\n      \"service\": \"a2a\",\n      \"alive\": true,\n      \"status\": 200,\n      \"responseTimeMs\": 181\n    }\n  ]\n}",
      "encoding": "utf-8",
      "description": "Endpoint health evidence"
    },
    {
      "type": "application/json",
      "content": "{\n  \"discoveredTools\": [\n    \"bridge_monitor\",\n    \"peg_checker\",\n    \"exploit_scanner\",\n    \"relay_health\",\n    \"flow_analytics\"\n  ],\n  \"calledTool\": null,\n  \"mcpCall\": null\n}",
      "encoding": "utf-8",
      "description": "MCP probe evidence"
    }
  ],
  "agentRegistry": "eip155:8453:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432",
  "clientAddress": "eip155:8453:0x668aDd9213985E7Fd613Aec87767C892f4b9dF1c",
  "valueDecimals": 0
}
source URI: data:application/json;base64,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