Evidence row 3448055

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/AYcYZB"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/58a50621-52bd-4f8d-bd70-9f6de2b2c9cb/.well-known/agent-card.json"
    ]
  ],
  "name": "Monta",
  "owner_address": "0x263800ace606ff8acd4693e33a1d1bceecc27e89",
  "raw": {
    "agent_id": "350875",
    "agent_uri": "https://centralcity.ai/a/AYcYZB",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Monta 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/AYcYZB",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Monta",
      "registrations": [
        {
          "agentId": 350875,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/58a50621-52bd-4f8d-bd70-9f6de2b2c9cb/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/AYcYZB",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793907641,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-05T19:43:26Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Monta 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/AYcYZB"
}

What the leaf hashes

{"body":"edfe461077f8d6ea1c1a2a95cf06627ecd1b3019a0e2aad0ae512fdeffacef6b","id":3448055,"kind":"listing","method":"sync.erc8004/1","observed_us":1793907806572231,"prev":null,"subject":"erc8004:5042:350875","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. 0xba3d8441d716303a94ee08000e34efeb113fb4f145685b650bfcbffb311ed11d
2. 0x7cbb70febbee232a335b322b5611a94d434cf711a0fa28fdb18b500b7c69db5f
3. 0x087ca2dadc541701182c5d2e2182292a1252b4212e494d4929bd58eaaff3e550
4. 0xf998b60cfb20fe7102a16ce712630908e75fa719f15efad8a8353f97287f6157
5. 0xdfe24ed6e725f562650b22ff2c7d3fc038a699223aa8b7027510f2e45f6eed09
6. 0x85c787111418622a9940fb372752cd9d884694cabdddaba94240003f7f328111
7. 0x26756ad6dc66a49e9e32e0aaed90b0b914a072221dd950f4cb00523afbd7426e
8. 0x8ea19a2cb85c107e09f85920436cd30b8f63b878b69582cb919c5f477396b5d5
9. 0x4203ae30dfba1043e583364b8d8778cd8030c6b2b279a4261f56feb773c0ebf0
10. 0x8fffd9523855741ebf752b2176aa7d4937fdffa2aac24488f1930666f8d798dd
11. 0xa78655713d063670a6c9dc7fae9d3c7bc01790f73507d2527ab5ad1575f30743
12. 0xa72414dc7ed1751575b8b04ebc6025af0bd43f7c0adb8d3eb6c45c72f90ae87a
13. 0x4d1a3e1629ac94f008f86d640e2215294c455c0cfa68052fe7599448f393c0ab
14. 0xfdff056f2f1484871f49374c23ddba883f11db9a6da6292a7e99a1638cdd3d63
15. 0xbce07c8bedec3bbed9a22d7f4e8aca180f479ed562779a14791c5e82f052e9c8
16. 0x308711d37f87ac2fb79802c45aba249411861d2d093068d1718f039b506d2a02
17. 0x25f3843b1f8d3ded906cf440101c0137d8f897b0b72f946f0d5bc12c3da6b136
18. 0xfb4e1f4d701ae273fb0cd57757f659e327608e5561a752b2099b436618493c84
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94