Evidence row 3422364

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/CBtjwe"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/697363f2-6ffb-4860-88d8-cfa0efc33142/.well-known/agent-card.json"
    ]
  ],
  "name": "Maarkus",
  "owner_address": "0x48e681e6001867fc20550c00a51456c4412c2f82",
  "raw": {
    "agent_id": "342378",
    "agent_uri": "https://centralcity.ai/a/CBtjwe",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maarkus 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/CBtjwe",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maarkus",
      "registrations": [
        {
          "agentId": 342378,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/697363f2-6ffb-4860-88d8-cfa0efc33142/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/CBtjwe",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793892884,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T15:36:38Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maarkus 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/CBtjwe"
}

What the leaf hashes

{"body":"2f1d709d10602bed7fc914c9ff6b65aed3c7b943152004d344e3b410272ab608","id":3422364,"kind":"listing","method":"sync.erc8004/1","observed_us":1793892998784407,"prev":3422030,"subject":"erc8004:5042:342378","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0x1daac5c454b10d4b316a4da3ab5d2583b0c0df58a1dd34eb04ebb5ae632fc50b
2. 0x60dba2375e47937f84f4813c0af6700a0fb75e7de1ea479e4b307ecab222965f
3. 0xa261203bd951aa8e1b97e0f1ddcd45af0d48ef6b4ac6a6009ef56f6b201ecfca
4. 0x5501c103d056a25654fb5dab4ee012278a74169232b72765fa4b56912093f1b9
5. 0x87d48b54bb6e8a53ad0800b473ef7365a2f17778266f01da9d9b079e46ce3557
6. 0x55bf2b288c99b6fa6da0de625470f02eec1802bbbad056d2995e9b22533f6da0
7. 0xf7d1003f41c9adbc578827be57eb651ab6cb02241f647eeb83de7ad4edaca121
8. 0x72f1c251bc3f157bc61a820bc176fe26c6362c4451aef02bb2151bb1ea507f22
9. 0x0be78ec747f62d5d4f2d6662136f59112dab90e6a0bc85399dbe4eb28bd9e2bc
10. 0x40523d5b38e84efc9a9abb012ca0fbbe8e3d950381d3835e1f67bf4e43d6cd4e
11. 0x0f2b918e741229a16c7329b34ae0e37d1aad4ba024c870f3a2ead3cf55ff773b
12. 0x3ef8e41913f35eee059dd2b88630c306f693e79832ec78dcd2d556354ff0fe0e
13. 0xbd3acddf75475814d59aeac38580c039a4fa767c6e839fcd1e04f6f1a9d6b6b0
14. 0xdd6fa898dc2d1128c5a90a4bab70abf6cb81c974df099096ad3573f2fd245ace
15. 0x7c0ecb381cdd978337dc5ff40a1a1db43aaef42628e17d5c85ef5bf173d90fbe
16. 0x0009f1567d5c3f52d167d3c95d53c71fb66114fc26e83679b452d6db2f1d0b95
17. 0x0cdf39687556f127f9de2f03ec7df8e10e613bf9487760cbe3eaaaa02d8d48b4
18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94