Evidence row 2554928

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/F4UvGS"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/aaaef139-63e6-470b-bcac-efc96f48a5d3/.well-known/agent-card.json"
    ]
  ],
  "name": "Nassantus",
  "owner_address": "0x74609011ece2b3e48ebcc58b75729dd8a638c890",
  "raw": {
    "agent_id": "170387",
    "agent_uri": "https://centralcity.ai/a/F4UvGS",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Nassantus 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/F4UvGS",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Nassantus",
      "registrations": [
        {
          "agentId": 170387,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/aaaef139-63e6-470b-bcac-efc96f48a5d3/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/F4UvGS",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793694937,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:40:17Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Nassantus 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/F4UvGS"
}

What the leaf hashes

{"body":"1b0ce9f936688ef65587c1e87e457922030d2aaa3c69700055a3ec916813d2f2","id":2554928,"kind":"listing","method":"sync.erc8004/1","observed_us":1793695217803870,"prev":2554633,"subject":"erc8004:5042:170387","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. 0x05179b01591004f607345fabfc91614e9daa2d4bc382b629e875e05a2b7511eb
2. 0x727faed33b8ee403cbf6aa0de098b1d306d4eeeb928867886790c5ec0f852cf5
3. 0xb3cf86850eb63b5e71ce13eebc25b0fc6e61027623d0f43130612e982d914bf9
4. 0xfc137d55508c4dbd577d567fe3de8850d7b65cf76b6c8f28208991780373c830
5. 0xe627c5e91dec182e4b802d17a91c58ac92deed78eaba4cb8dd5b3d0842668f0b
6. 0x4d06a474aa79725c5943b16ba67707cfcd4a73f41aa0977ffcb8791d4a2ec985
7. 0x05142c2ec557addf937ee66f90007b350a5ad8adc02304000d0e3784f4bf77a8
8. 0x467fab6b767a6584cfe2c70a1d92c74e73c50341a493cb4e5a15b4615f5d4b0d
9. 0xcfd9229bc8d81ead349c23fc58db031a8ee410506f4762f73787cb7f4ac5b977
10. 0x76e416511aa537704f8f9c8a23838821a68d0e1c446da3df37b3ff340f6ba29b
11. 0x3f7a0198e1edd23b9295e59c4d7dd0440c45db1eda73308bfb51ae5d0394ccdb
12. 0x6d9a0af62b00211dd87ca8c637ebeef6b09b59ec113f79cc830ba6834160683a
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