Evidence row 258283

What was observed

{
  "count": 6,
  "tools": [
    {
      "description": "The speedometer: distinct genuine AI agents ACTIVE on Base in the live 24h / 72h window (rises AND falls), vs. the cumulative count.",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "agent_pulse"
    },
    {
      "description": "Counterparty risk score (0-100; LOW/MEDIUM/HIGH/UNKNOWN) for any Base wallet — wash + hub detection + automation score + known-entity labels.",
      "inputSchema": {
        "properties": {
          "address": {
            "description": "0x... Base wallet address",
            "type": "string"
          }
        },
        "required": [
          "address"
        ],
        "type": "object"
      },
      "name": "counterparty_risk"
    },
    {
      "description": "AgentFlow coverage stats: wallets tracked, agents labeled, hubs excluded, authorized x402 payers, transfers in the live window, last indexed block.",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "index_stats"
    },
    {
      "description": "The Real-Agent Index: what % of 'AI agent' USDC flow on Base is wash/self-dealing vs. genuine one-way payments. The honest benchmark.",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "real_agent_index"
    },
    {
      "description": "Wash/sybil screen for any Base wallet — real autonomous agent or fake-volume sybil? Returns a calibrated sybil_score (0-100), confidence, and the reasons. Use before an agent trusts or pays a counterparty.",
      "inputSchema": {
        "properties": {
          "address": {
            "description": "0x... Base wallet address",
            "type": "string"
          }
        },
        "required": [
          "address"
        ],
        "type": "object"
      },
      "name": "screen_wallet"
    },
    {
      "description": "The Base EIP-3009 Settlement Tape: daily verifiable FLOOR on gasless x402-style USDC settlement on Base — tx count, volume, wash-suspect share (count + value), median payment, share of value >=$1, and chain coverage %. Methodology-versioned, receipts-backed. NOT total x402 volume — a lower bound with its blind spots disclosed.",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "x402_rail_tape"
    }
  ]
}

What the leaf hashes

{"body":"c49cfda92519274bd24c9a57ca37d7225e0d09b44706c572b457cceef7f11f74","id":258283,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793030039764122,"prev":null,"subject":"d01579d4-6112-446c-b312-c00dcfe314e2","subject_kind":"endpoint"}

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. 0x78121168e00e171e04d59516ba8d00f939f716272dfbe65434e886362367a30c
2. 0x44a072bd2897e77d0e35159f5fe1a994d89b68df0c73512e334c20a403dccb3f
3. 0x00be57240c7b6661b8f862e54a2809cdb7e530d2343ab987d06db812f517a0b5
4. 0x6ee04a84d74d18c43ad55fb0b1fcbdc610f6affac42e206b5bd637d4a455460b
5. 0x3f21db32fae5328bd04edf39a94a80f1edf1d3f85daaa34f1016be53bd4307b0
6. 0xd116f352cdef552a6adc1fce5c33b16ddd8ec08e4135cd38b662b6a3ab9770d1
7. 0x38cffd1ffbefe326599354242d2d6398d1464e48a948d9da851c2ef72dfba4c6
8. 0x7102fdf264cb2d9dc369e9da50c914762e1ba7632911c32bfefd0fc964c33121
9. 0xe7a567a06402dbc17c02e19cb76a342a6e2e155568ea808558236b065d1478f7
10. 0x7289d13e9c5129911e8dd0a94c4ccdb3088dca627d8df693e7d7c3b58bbbd576
11. 0x8fe7ebf89d10ac2e699de3f80f5dda3e72eef4ae079794ab7d1035929ad723cc
12. 0x8fdfac9874f184de58b63efbdab0fc27674958d741146d02f58b04d3c559cabf
13. 0xdef3cab0b4070d8ad7f4f91288da4881d19789f131b1b353621df79df04a0617
14. 0xc4fe2177880ea1b0e82b6fe4c270090fd0fbe5af3a42a8cbf6a6ba2fa35625f6
15. 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae