Evidence row 1774380

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/k33WUk"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7e301a31-b35d-4f68-a59b-9badf7313e1a/.well-known/agent-card.json"
    ]
  ],
  "name": "Kossano",
  "owner_address": "0x7999de3c8abdbc4d5857936bc51407d6ebec50ad",
  "raw": {
    "agent_id": "9869",
    "agent_uri": "https://centralcity.ai/a/k33WUk",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Kossano 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/k33WUk",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Kossano",
      "registrations": [
        {
          "agentId": 9869,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7e301a31-b35d-4f68-a59b-9badf7313e1a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/k33WUk",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793550420,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T16:31:05Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Kossano 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/k33WUk"
}

What the leaf hashes

{"body":"b99e1ccd005efda73de88be5395739371f0b29e26de9b83ca34a4c2fc6f336c7","id":1774380,"kind":"listing","method":"sync.erc8004/1","observed_us":1793550665679021,"prev":null,"subject":"erc8004:5042:9869","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. 0x43dc02f5722a6884c9292c0df98a24690aad24e1e593320596cf02d58a9645c3
2. 0xfd33c5f326b2c783f7a6fc916db7da1433989a18a50c08b53ab80afc8e2b906c
3. 0x11802d7e48e1ce6b842af51cf1bce51e6a93f98dcf0879917817d5de32d4d2b5
4. 0x5f276ddaa8f58f3e478ae9e07b7ad4256afdcee3aa652105cf308eac878e7dd9
5. 0x3830f1d53c634f95354a416c9542f421e64b316d83e57ec51473893480f5f636
6. 0xc232664148af094ece9e37fe52ec26d8806f5fc57421d1d7602a7f75bd9beffd
7. 0x1375a9a08a9f826daf4bcfd8c8c59b0470166eb0c912897c869bfd21a4f7c76f
8. 0x61dfc323559946dcdb95d9384bdec856e7946d7963373cbc08ae2c47136b9a98
9. 0xbe9ba87c3dee32764f1cd167b660fb44a9095f3000ae7abad4a3030e2031c40b
10. 0x4986a1ed5af496b30352d75fadf3b2d483c6a288e9998124cf58e0c063bfc9b5
11. 0xa81bef7345f800b2feae2a85c15ee548045f0790575c156ed56fd85ef7c156cd
12. 0xa512aefa3742f8f2217e32a01436ec8a845ef3a867bd17d3a3ee2de3875040bd
13. 0xb0ac6ba344d3036c1dcee62f9b248fb9e72f51af0768ac256a6f2e19b8431780
14. 0xafcf38f796fa072123f5d525a88fd2fb85646ecc6e7e9a763c13179738711c9e
15. 0x9518f8c5450505f008d5d964f03e490f2bbe4e73e8c89384cb6b935788ff2107
16. 0x00ec7149eb024693951d82cb635dfa183f4f34dae011e77ba0420a38a378e0aa
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90