Evidence row 2605867

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/yjrKVh"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1c57670b-5cb8-456c-ac28-4c4d9b359046/.well-known/agent-card.json"
    ]
  ],
  "name": "Mumpus",
  "owner_address": "0x1f7d81d07141e95625c77a1a72e7636e999f0f8e",
  "raw": {
    "agent_id": "191971",
    "agent_uri": "https://centralcity.ai/a/yjrKVh",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Mumpus 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/yjrKVh",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Mumpus",
      "registrations": [
        {
          "agentId": 191971,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1c57670b-5cb8-456c-ac28-4c4d9b359046/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/yjrKVh",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793720777,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T15:48:47Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Mumpus 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/yjrKVh"
}

What the leaf hashes

{"body":"c3f3d324354050161ae41dd7c6d1acf2e7b4ffc9afeb8597b78c00451a7f7f8a","id":2605867,"kind":"listing","method":"sync.erc8004/1","observed_us":1793720927084204,"prev":null,"subject":"erc8004:5042:191971","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. 0x60309ea1bfba9538a778ba1263fca47a7d2b5967397aa53ca382aba89619d14c
2. 0xca5f5e0e21a4110875e293b38644b8f9c8510253a42ec106b8d37aab29f0e437
3. 0x9e45f5ddc5c006fab867016bfc624343d10c3042935518c8fe6a0225ab480bd2
4. 0xbf389d59036ae3d07ffb7374fefc26339d13f1a63a68a8acf6cdc6b9aca89d1f
5. 0xf97a8040f14b09b08ce130f497b69b16f0afbf399d5238f6fefc26dce0b8925e
6. 0x33fca2543d4f535a4015b717412e885323321ee9d8454154f2890b2c3c44ab26
7. 0x242855f6b5570403cc1dac563e25a03263d37e4fb5ecaf553bed0c5c4b6bffc2
8. 0x4122d46aa61e996c823177ba37fa3ea5aa5a39905c8b0dd680e19f97820fbe63
9. 0x94a1bf775887604f9da36d786e34407b6a95f2d57bb5431c391f550819774f4e
10. 0xc7ce4e539d13570250b83e1299a8f0fc4877193ff0d9e5d4cbe3aba24a71ab61
11. 0xe6716d400422f7ff10fbed23efd5db675ea27146603d5d4e36f982c607635585
12. 0xa2d3d0588d013a12335079cbd7a0c5e1cf8edfcd6aa412e97087a6d54121a3bb
13. 0xd11506d8ed501b197a6bb6d1a7ace4609cf2a214f326b8692e0417707bcea83f
14. 0xbf320f90cfe280db011085f74bddf4edc26cb0f41eedc38b0fa8b8f679ad0b5b
15. 0x335134861d623e850e919233efd5afeff49bc2ffa02948458dea325cdabfc928
16. 0xd3872af0d8c282b0d088e008b24701ec7576ad8e40ceab245546a2e300818868
17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7