Evidence row 2927025

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Xb0uxr"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/0ddcd569-acd3-43f9-9997-d83f75c056d2/.well-known/agent-card.json"
    ]
  ],
  "name": "Brobisto",
  "owner_address": "0x18c64ab62f7a66f7776c42f8dde478c4c539fe7b",
  "raw": {
    "agent_id": "218086",
    "agent_uri": "https://centralcity.ai/a/Xb0uxr",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brobisto 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/Xb0uxr",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brobisto",
      "registrations": [
        {
          "agentId": 218086,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/0ddcd569-acd3-43f9-9997-d83f75c056d2/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Xb0uxr",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793756991,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T01:49:59Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brobisto 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/Xb0uxr"
}

What the leaf hashes

{"body":"5c2c6a7402950c7ff8b2f5279ccbff0d9ba9dbf814cbbcf189798f608e194de3","id":2927025,"kind":"listing","method":"sync.erc8004/1","observed_us":1793756999298959,"prev":null,"subject":"erc8004:5042:218086","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x41f1502c703faba225a6041ad1adfb8d0e12d496ab6c8a93c9debe86556876c0
2. 0x6d0b90a642719b6ba61f6a92dd7820a170e08eae5babce90a292825b7680db4c
3. 0x34befc7635521f3678aaf9eb19a09ad26a272cae658c02c1373a5d029dbd9d6b
4. 0x7252f103b32e9692fc896aa8c723781e30f2c41043af0c1d4a49960f4ce2929d
5. 0x6872f15ca15d5165a72d89a33898c97ed654e182868ecc08ed4acb4206fbc044
6. 0x59bb844037ce45faeab253e9dacc72cf92f5a7debf8413382bece23139948b0a
7. 0xabe68e6384c7c8f66d1eff76b41d83ed738e33ee6c4cc0064898f9299c953e99
8. 0x94eaa1a7eec85369cb1c5e0e61800dfab75dc9c21e8dd94655c024adaa6b7307
9. 0x2595a108acec4d68b9f0b49c625af1d3e1decb4a6b39db0b46b542de4e586566
10. 0x6770667144bf7fe36c88c60d3e44637ec188f2d823743957c7bd13c31229d3ce
11. 0x0656dda4751c4804e495e145d9198d8a6cda19a1328c08763ad760bf25e8c712
12. 0xbdda5f176c3a636429efcc2bd7e224b6d87c183ce4ac4c58bccaf2447f526e1b
13. 0xc891f2c456a44ccf48c1194eaebc9fc84069eb5884bdb601396da034c0b1df27
14. 0x3775ac98947ea3444f8e9066b97ed6d5e0ed4bfd990afc8683a340b7b187697f
15. 0x0e7da910ed6633cc83110a62e4cfaf050cec994a935be0ff6262890125f0d2d8
16. 0xc8267b28cec4406122f99bfc9732f9bb7e0af530b05633084110c1bdbc4a7cd5
17. 0x84ade16fc3dc3a4a6aa46b581fe43195d593a51802c7d0a75e650bfd9c3ea4df
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345