Evidence row 2718884

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/WT32Tu"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f5cece7f-2463-4165-8142-281d24d67b6b/.well-known/agent-card.json"
    ]
  ],
  "name": "Grurkan",
  "owner_address": "0x70d918028029c9c4a2f3d06b813bc3ba98379a60",
  "raw": {
    "agent_id": "207284",
    "agent_uri": "https://centralcity.ai/a/WT32Tu",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grurkan 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/WT32Tu",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grurkan",
      "registrations": [
        {
          "agentId": 207284,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f5cece7f-2463-4165-8142-281d24d67b6b/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/WT32Tu",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793743191,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T22:01:11Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grurkan 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/WT32Tu"
}

What the leaf hashes

{"body":"dc4acc341f9224152de30ee992592fcd62686a2ddc65c261ec9e1cf7c533339d","id":2718884,"kind":"listing","method":"sync.erc8004/1","observed_us":1793743271531718,"prev":2718536,"subject":"erc8004:5042:207284","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0x075e2773e31b3aab9415c7a04540b76d3968d5408cfdfb0c5a918e5d57f7bc76
2. 0xd078ddcdb2aa516598a1c1666e23803137e1b283e83b82d83316c635f754ed62
3. 0x59640f68611eaf75bc96a53557fcafe68685f676f9933be10fb6bf27319fab10
4. 0xa00eadb1f08b73b8c641d49a7bdc053d5dd90b1f59eb77a9d235fe2a6d6cb874
5. 0xa331bf51fd324caa72baf5b30d9da7da9a31e5e9a207b457639eca3b463d7e8c
6. 0xeb8c14130a9a4ab1f6b5de55f13e3396b11f201b9415ed394c571db0e1d900d4
7. 0x67e94f57500030e0021c535e282984a56deb2c869d874bdfd9ea52a39ceedd3a
8. 0xc1935cbe45e8238fb562fd33fbcdf44bb0f4e931a79e39733f81b76ffaecf823
9. 0x2d2ea664eb4d0451994130a4843be0d47aab13098b4d11a5db39008adedb302e
10. 0x684bc8bccf04cfbe5e277370d0eb3db2198dddbbab10a72ef0e809430175745d
11. 0x8e002cf194983bb4b61065dbdbca9ab50071f1ee26202b97fb4adf98a7ea79c0
12. 0x03ee3ea4321cdab90fbd09c4031a0cefcea1b5b6bf7acf3c1e5f0b9e515098c7
13. 0x4e70d4f3d8061ba1880699efd21e122cab4e2a786faff4a0cdc4700d17a75055
14. 0x93ab7dcb2777a66a8864a3266602159fa29a49683bf095a1ec2a005ab2d78703
15. 0x4c65946e46ac859ee8bcd510bd1ff838776ef9d9a553f743da25e2fd4c4ec5c8
16. 0x06da6e1933d86a9ec29befc4660e18827c5663bfa2083536fe460228c0434945
17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7