Evidence row 1830463

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/TXI0b1"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f6660c35-8c15-4250-a983-56535ce1f425/.well-known/agent-card.json"
    ]
  ],
  "name": "Geissa",
  "owner_address": "0xff450bf0321939ed4539f9cc832c48efc3668a04",
  "raw": {
    "agent_id": "28909",
    "agent_uri": "https://centralcity.ai/a/TXI0b1",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Geissa 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/TXI0b1",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Geissa",
      "registrations": [
        {
          "agentId": 28909,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f6660c35-8c15-4250-a983-56535ce1f425/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/TXI0b1",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793568503,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T21:32:37Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Geissa 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/TXI0b1"
}

What the leaf hashes

{"body":"1328dcb66371da6db33f405e48b328021a1e1ce4e5769973cf44fe5d0f4c6f5a","id":1830463,"kind":"listing","method":"sync.erc8004/1","observed_us":1793568757530846,"prev":null,"subject":"erc8004:5042:28909","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. 0xe0951317939aaeb08d2bbbc223120c62750d1cd4e61f7894bf9a405a87492caf
2. 0x868695fd33d331303e4cf6d4ba706e6ea82e82bbd6c1a9781f8ec5fc29fc1e3a
3. 0x37ac84178c8dd541b2904eea6d17b50074dd031017342103afd80cc9c8accde8
4. 0xe1f233baaf79a6b133604d595c895017a1a16af5b12a6870a087fac242579841
5. 0x69d42f30f94af9c38d99e8ef5e414dca49bf6ecaffa6c6c599de5e2a1d681200
6. 0x317dc5c5eb172c8c77c69ec861227dee9bd465ca947c3ba59c837f18a7d028a8
7. 0x0586f04fe73a2d14630a8dcc742c937cc4a0e574376cefdb6768d7c1bc5b46a0
8. 0x6999ce74388e846d49c3b6a69a2b642d353915f16683b6d5b14e07840ca06b71
9. 0x1f86a4079d68bff33f323e05c00ce3a6c1e402c505dc9da3edc0c2f0705616be
10. 0x3a8fbc43b8491068fce4d7d6f3942d9c240b3cb660c20b808c7e870a63603c97
11. 0x3547035e329a314602314f8b39a3ec41ab387aa1dc456833f1b58e6bf05bdf9e
12. 0xe2f4c4b84fade36a7ef7b4734c148482096b21c09ed3027f89157a803cb329df
13. 0xd1d3d18403c8d600bd2ffc7617196b7b7b40c9cc69bc89a55f9c3d8c58bd3cfd
14. 0xf25ae803bf30c21cc73fca60cb3edf50df2a8c71b23bfe8c11bfe395b2367892
15. 0xab7a3fc66c9797d0e63453ae08b7e56806e93e038fb5c65065ad1ba1e1d9114c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90