Evidence row 2303670

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/CkaazY"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b1653d51-6275-452d-8e94-b3ce13a685dc/.well-known/agent-card.json"
    ]
  ],
  "name": "Briababel",
  "owner_address": "0x4e8d0e36e22eed4b680a478eb8d35fc9fe95e4ea",
  "raw": {
    "agent_id": "142751",
    "agent_uri": "https://centralcity.ai/a/CkaazY",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Briababel 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/CkaazY",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Briababel",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b1653d51-6275-452d-8e94-b3ce13a685dc/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/CkaazY",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T23:45:05Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Briababel 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/CkaazY"
}

What the leaf hashes

{"body":"5a47fdda82b49769fa283503d8d7b9d72daf84af22d1a6d8d288cb34eb5cf504","id":2303670,"kind":"listing","method":"sync.erc8004/1","observed_us":1793663105745523,"prev":null,"subject":"erc8004:5042:142751","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xbae0dc3fbabaece8428804d543971695757a971a96d09574e5c1351075eef770
2. 0x88fa3e399519e1d69aaab161bc7bc5f8659920b986c5ec7784cd691708a8c9b8
3. 0x3195dfcacfab0b2b41595e86fe0cec16aafaf27612b9e63e8392f5b17602c1ff
4. 0xc41973cd4905daa1cc89c079c6f6b5a541ff34a28d1ec535fc10261fadce83a0
5. 0x0a6a73149fd663642fa508f429c30890b6e621db8a462f53ecf10de8457f4c36
6. 0x90f4f83a66dc2ff400a2aafdc5aa003f089fb4ec4c18703c7b9e49e0884de356
7. 0xadb594f2059e8cea3a14a2c1a9ed9ff9d593c442afda9d87be2872ee6b84d7a5
8. 0xeaaccfa7f3728dd4c59e604553a29a3eb47e6cf85d390f95478cbc704b86aa3b
9. 0x3aecef9ee0d72fec14fdf4580f65b9cb0f97a91e9bd3c1431bdf3025f654ec08
10. 0xf10cd4a13671a2445b30b3b4405b279a8fdae1e80f377f066c65724d36c9ca47
11. 0xe6b44ecdb75ff120484734db6904b7ebd6bf31aeb34bacac46b7665ead9f0f99
12. 0x83d46cc9a78a5c717b4bb87ce4b38231f8d8a40ecf7e32a81f31d861b83a0b87
13. 0x626fb5c7d656fa8c4ab162a898cfff0f195757f6cb547860059c20e431ef93c9
14. 0xc1d961be09ff84253ce4ecf4b141b3c25631ce9eb1cc0a3197e5d83d03240ee4
15. 0x834b6b9a36b42da183e2542785e8d2d7548ace455268a81922edbe6020cef644
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af