Evidence row 2577888

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Rd0Rw6"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/91adc7a7-bc53-4932-b84f-5577f46823e8/.well-known/agent-card.json"
    ]
  ],
  "name": "Fiampert",
  "owner_address": "0x1cefdb01223b3ea5f2d4e2b54b6318ae46d9d055",
  "raw": {
    "agent_id": "181713",
    "agent_uri": "https://centralcity.ai/a/Rd0Rw6",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fiampert 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/Rd0Rw6",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fiampert",
      "registrations": [
        {
          "agentId": 181713,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/91adc7a7-bc53-4932-b84f-5577f46823e8/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Rd0Rw6",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793708331,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T12:20:14Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fiampert 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/Rd0Rw6"
}

What the leaf hashes

{"body":"299412d509215f04b97010753bf7800c895a3685baa18fc2d556faa52c7905ca","id":2577888,"kind":"listing","method":"sync.erc8004/1","observed_us":1793708414287714,"prev":2577203,"subject":"erc8004:5042:181713","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. 0xd1406e9385d75af0cd9e2cc16299a9fa28908ec78f8224916b04e91c3cc33811
2. 0x1464940fb899be53b56615f98bdcdf431c63bba0b045fba1700741003d09e97d
3. 0x9e54f514902b4794127c11e0041a685ce59a63c0883e4dc4c99f188461a8dbab
4. 0x36485cfe6e2eeb84e35ce159fac6ed04cc9cb0c7a60ee72ced2eb5e29a9d65e6
5. 0x2df2aeebff49c4cde0278f2ef65af06c256a379e42441b4dacaab34f38837e8f
6. 0x142d3044080dbd721c32166d5ed08216e94da80841e560f6f3279f3172efb205
7. 0x6b92298985d7ef404d13959c50d473aba6239bf29b953d338227d4c6593da52f
8. 0xfa076bd61513c38d3c5ec8074f52356a4cc7e1aef14c4aed8b44dfab84de3a7e
9. 0xb68b84762c2e2d12ec914f8cc41d63b4d7a3be638d17457ecbf29f22fa7df7db
10. 0x7ffb215051a5c6a44d8754c65b92d6deaceae05d8cf23035e39b0c19b25bb902
11. 0x5fa69d87f230e2cbc94825b0e80b5c9297135b56e4874109298ffa0e19065707
12. 0x03b83b58d35c8cf0df687b7f086e0255e4f6d15ec7ef28f2a98fde92204e8000
13. 0x655a255b432b6571b596dbb38f28af823ec1c4ce47c448d28375be5280b09300
14. 0x94b4711f52f98fdf3a85e64c6203d4ddef1de7bb28622e3dd8d8ecbb16081950
15. 0xc7478839685fed152a1d3420a50281ec80c2c7dad556230418f148fc7a02f71c
16. 0x59b3a6fae1c920f45b1445649e93c8c7d68f3f69789b0df88522cdb15a28590b
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7