Evidence row 1819327

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/1ANl9k"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f146e074-da94-403a-a97e-c77ca79ea535/.well-known/agent-card.json"
    ]
  ],
  "name": "Robano",
  "owner_address": "0x42bceb7e2e19aeafeaff3e1d7e28f9f553176464",
  "raw": {
    "agent_id": "22134",
    "agent_uri": "https://centralcity.ai/a/1ANl9k",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Robano is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/1ANl9k",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Robano",
      "registrations": [
        {
          "agentId": 22134,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f146e074-da94-403a-a97e-c77ca79ea535/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/1ANl9k",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793562967,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:01:00Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Robano is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/1ANl9k"
}

What the leaf hashes

{"body":"28bdb04b5e2eda4810684339da1ef7057c19022a00e9721dc28cf73b0b17bf80","id":1819327,"kind":"listing","method":"sync.erc8004/1","observed_us":1793563260829136,"prev":null,"subject":"erc8004:5042:22134","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0xf99e6a703c339d010b96696decac39ebaa2f1bfb331a5f70466d54f4489bd7fc
2. 0xbd5a25c61066dc76bd301f7d3ff951cc6e646b9a778ce1cb6700a28a0b6b097d
3. 0xe9018d0c3bbb9b46147512858e8c110962d0606ed34539cd3f1aa76ff542b03e
4. 0x356029ef75b33f0846e447fe3fce1e8d2420b915a49c45ae96485cfccc258af8
5. 0x41fccf1ed63709c0267310488bda67b650af04480b79c02537c19b2e8a584807
6. 0xff864e041c99286fc7013e266585210d0fe2a540aa13d83ba7f7f72bee773428
7. 0xc5c5a96c5ac611b46ddf73c1cbaa4fb27c16bfe511793b88446b2250709d69aa
8. 0xdd161f65ab6ace39a25ab75b39000d8ec98400377e65f8517796e66a63a04b97
9. 0xdd21f5088dd972ee77cedc994d365e0ef81cfc4970f13863bf3fe67372da7030
10. 0xbef7e8f3df7eb430f8309f9e4334711917dc142a35a776446214b4885f3dcd1b
11. 0xa781bfa60800965194e35c25cdcb1df87ec8ccb2871281789c23a01456b80b4c
12. 0x93a6b7f41af5d3e3bc733eed46dbda51f57a4d5a3adef140d3df24a1944c24aa
13. 0x4ec6a6783b0fbf13d364df34dd919edbce7190c4f5424e6bc50d2f35967469a4
14. 0x9b4eda8f413d128915df51c98c771c8ee622b35a4252b9c2a803dd51ad66d4c8
15. 0x624db22ddd30d851957cc9d44cc5b314f300cfe0ff69cfbcfe0b2a2df8fdd12c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90