Evidence row 2556517

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/lZm0DR"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f9a05f57-225a-47f8-bcc9-7f38c3b3d70c/.well-known/agent-card.json"
    ]
  ],
  "name": "Briamjo",
  "owner_address": "0xc87a0275b662bfb7729f067039d4302cb4ed7e09",
  "raw": {
    "agent_id": "171281",
    "agent_uri": "https://centralcity.ai/a/lZm0DR",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Briamjo 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/lZm0DR",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Briamjo",
      "registrations": [
        {
          "agentId": 171281,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f9a05f57-225a-47f8-bcc9-7f38c3b3d70c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/lZm0DR",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793695910,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T08:57:34Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Briamjo 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/lZm0DR"
}

What the leaf hashes

{"body":"2bf5f5d049070c7ed8f2b062e5b30ece588775a0bd46eda6dce4267116155c59","id":2556517,"kind":"listing","method":"sync.erc8004/1","observed_us":1793696254435833,"prev":2556210,"subject":"erc8004:5042:171281","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. 0xdef5748358c826f2fec039a6f1316199763adaf2d3f394450f746c22380ac112
2. 0x1d6bc91e2f54902fb8efd31c7b58bc3a5ba0d8d675219803d1f3666820645e5c
3. 0x959eb7a829ac68c91dea00c0383c9903ed864113774ace82b79e87c7eee56037
4. 0x1654e4771655473640814fdd1d69409bd8d13c66144157efed06b1bef7eba68d
5. 0x99d2735c970fead9fdd17b5033b2ddbfedd730e4e5bff9bf9f8b42c47248729c
6. 0xbe0fb2b3dddc58250f79e0ab064490ae0f04afc8df66d3bdd5b76696db48b2fd
7. 0x4dad55e0538e182a4b64eb4dde6294571ab4113cb3a3a472faaa6b1208cc77be
8. 0x9862af2c3298f1456c843116c2d46a8cdb8f5a4678fd9a9a8ecd47d4be28645b
9. 0xeb5e83c9826c7388f2ecd6994cc7687a0c2b303f0624fd77ef1050b0230bb90d
10. 0x696fedbbaab95d0fd8cb4c7727b4a6f4b292e5136315d3c60480c86007eb18ef
11. 0x2a7ace543e32bd3374c4467b98a3f96d654be1db8523c912959e8a86c15f7fdd
12. 0xa92218ceaac8df96cd7b3daeaf7a508c73c3e5619ecf8a1ca6085cd3f287b228
13. 0x4fb617b3e5c633b66745b02140beb64580164cdfa6188d729cad658ae1950304
14. 0xf325d91f08ffb7f78519bd5f04dd572a693eaed62aa76d674f6e757bd5f0f276
15. 0xa2affd8bf947cfbdf7d8306e1c5d3a442dbd709fab2739124e1aecfdc7d513da
16. 0x68c6b9053bb76224fd0e15585b411d440e30609e5a4fb17301a7d24e9b177e60
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7