Evidence row 2720662

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/i3nPWg"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/dacfa8ea-2dc8-4a1a-87f2-7b53d90fd011/.well-known/agent-card.json"
    ]
  ],
  "name": "Giosser",
  "owner_address": "0xd291ec5e1e7d355c76341409461a0aa01f4f9f46",
  "raw": {
    "agent_id": "208287",
    "agent_uri": "https://centralcity.ai/a/i3nPWg",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Giosser is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/i3nPWg",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Giosser",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/dacfa8ea-2dc8-4a1a-87f2-7b53d90fd011/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/i3nPWg",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T22:17:49Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Giosser is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/i3nPWg"
}

What the leaf hashes

{"body":"3360aa205505457297cc3fdf54899dd4be05d248625132dfce901f23b6fab4c8","id":2720662,"kind":"listing","method":"sync.erc8004/1","observed_us":1793744269717664,"prev":null,"subject":"erc8004:5042:208287","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. 0xcb2016089b087f012bea4c99229b49734ce32cce4d14ef67276d8fcaec55d3c5
2. 0x2edeeb9448cd67829ed273bb5533deb88b684aa290d65095a71b02f108dcd9c0
3. 0x2654655fafc5c6bf7d4e9bbe8a62c903f367eed1828ac9c89ecaa84a69f593f7
4. 0x41d7f427c6e5a8d6c3c64f1552fe9df09c5ce990717f557e7ceeac46992b74ce
5. 0xdd42a7b4de97139906aa1cd4e405a741ad2c2342ee36047942aa90005ca3bfc0
6. 0xb4757f0a1bd6a30217203a629a502a04439cd36d2d02fc853c6a2b0047ae6ed7
7. 0x31a5f1ed6c1e16561e0ad8cd23d988425a942d65e8fee134cef3ee3c1a1e60d7
8. 0xb7aa88c75afbafc3e8f9ca1faf44a58b97b1781a255436de7db4438cc4548d92
9. 0xb7763ee4d6aa7d741b84e32aa679c85b821940c1cd81ee6d20a1d1bff38601ed
10. 0xff9717d95b70b2de17626473a590af6487ebc223974a946d2a4e0fd361dfd0cf
11. 0x1175bff495a6ebde6163067fedb3491f9f5e2a7f5580afdd87d65af5d32abcab
12. 0xdbb677931543240db31acc89fc1a9b53835dee388a4e4c67e756b443dfa01970
13. 0x33fc1351c38cd27bc6972d4d1d2c6baa7fb113346e29547df2fd38d8e6c92e40
14. 0x06f39b34e961f2ea2e8c7681b9a680b15d48774fc0534e19640f27b7f07640a9
15. 0x20b1beb78a0f066bfa1ffbab05695dfb2940fd2df005cdcab3ae2e82d26c01a9
16. 0x59b3a6fae1c920f45b1445649e93c8c7d68f3f69789b0df88522cdb15a28590b
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7