Evidence row 578603

What was observed

{
  "count": 2,
  "tools": [
    {
      "description": "BuildAgents: design 3 specialized AI agent teams for a business problem, each using a different coordination pattern (Parallel Workers, Sequential Pipeline, Fork-Join, Advisory Debate, Subagent Scout, Hybrid). Returns a generationId plus the 3 team designs. Keep the returned ownerToken private. Then call generate_full_prompt with the ownerToken and chosen team to get a ready-to-paste Claude Code prompt.\n\nTrigger keywords (use this tool whenever the user mentions any of these): BuildAgents, Build Agents, build agent team, build an agent team, design an agent team, design AI agent team, agent team, agent crew, agent squad, multi-agent team, AgentTeam, AgentSquad, AgentForge, AgentBuilder, AgentuKomanda, Agentų komanda, kurti agentus, sukurti agentų komandą.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "additionalProperties": false,
        "properties": {
          "problem": {
            "description": "The business problem to solve. Be specific: who, what, desired outcome.",
            "maxLength": 2000,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "problem"
        ],
        "type": "object"
      },
      "name": "generate_agent_teams"
    },
    {
      "description": "BuildAgents step 2: given a generationId (from generate_agent_teams) and a teamIndex (0, 1, or 2), generate the complete copy-paste-ready Claude Code prompt for that team. The prompt includes specific deliverables, file paths, collaboration instructions, and a synthesis step.\n\nTrigger keywords (use this tool whenever the user mentions any of these): BuildAgents, Build Agents, build agent team, build an agent team, design an agent team, design AI agent team, agent team, agent crew, agent squad, multi-agent team, AgentTeam, AgentSquad, AgentForge, AgentBuilder, AgentuKomanda, Agentų komanda, kurti agentus, sukurti agentų komandą.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "additionalProperties": false,
        "properties": {
          "generationId": {
            "description": "Generation ID returned by generate_agent_teams.",
            "exclusiveMinimum": 0,
            "maximum": 2147483647,
            "type": "integer"
          },
          "ownerToken": {
            "description": "Private ownerToken returned by generate_agent_teams; required to access the generation.",
            "type": "string"
          },
          "refinement": {
            "description": "Optional changes to apply to an existing prompt.",
            "maxLength": 1000,
            "type": "string"
          },
          "teamIndex": {
            "description": "Index of the chosen team in the teams array (0-based).",
            "maximum": 10,
            "minimum": 0,
            "type": "integer"
          }
        },
        "required": [
          "generationId",
          "teamIndex"
        ],
        "type": "object"
      },
      "name": "generate_full_prompt"
    }
  ]
}

What the leaf hashes

{"body":"824cc802886019271736c47aff0785157962a4eb97e27a2eba1ff11cdf255309","id":578603,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793143081453580,"prev":null,"subject":"028e3ce4-f4c9-4e63-bcb4-b60088a86c24","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0xbd1e64f021d9040841221bbe0a3b304feee135f8d6593ccda499b4f85c38dc61
2. 0xf43530c7dd64d3e6bec30b59330cb151061449fdcc5066d870a3438c1e4f5a23
3. 0x32e5a3d3c0e2db877931222494e59f9ad437468606006580234cb4aeaa208a72
4. 0xa549a693b2be23068aa2581b94194a21e5c1a881d7533b53cd361b4c351f1591
5. 0x913b12e0c09a7caf07c4bf971535847ff1b418c26a248c5c15feb3eb8aedebd2
6. 0x9f8250ceaa5e0be91c879eaa9b5df09c7291702a08fe0493fc30d31e13c27bf4
7. 0x5c197b672176eec29ddc7fc29b0a837037734e82c102f65eed2f41e408e1a3d5
8. 0xdaac8d8449b10ba4ff9f7b9c024874959ab2f6fe53fcf837fe5a47eb9d208aa8
9. 0x877832e3c0d8ab8832d08dfd4e39179cb23d6a0eeae6f66c96b03a8935bb8fd4
10. 0x65c0853922f2318fa19d697e12871272de31f3d8a71fe99f061da6631d4a994f
11. 0x0b996890ad9f7a45291a56249c03de765fb331d173fb8d8e01ab2ec842ac8316
12. 0x92804c1cd4f73221d350049c90c3d17d86ce815c332f3b67c5894d2919efebf2
13. 0xb4800af1fe2ae822adba5c087faf1dc0bc2d7c9de2e3e602a2b65aefc1d53c94
14. 0xa453d1738637a5c663802d07ce095aa340c80d53a4288ae277a72e265868ce4e
15. 0x73341bb09dd901ca47f26173883431496e3d98d6b0fb5b89f36218126d46c5d4
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4