Evidence row 2921747

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/50Bnpt"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/894734aa-8fc2-4ece-90a1-4c354667ef89/.well-known/agent-card.json"
    ]
  ],
  "name": "Keifjo",
  "owner_address": "0x5c9b24aa70a38e86dd2d8da44c345d6a56512c26",
  "raw": {
    "agent_id": "216237",
    "agent_uri": "https://centralcity.ai/a/50Bnpt",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Keifjo 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/50Bnpt",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Keifjo",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/894734aa-8fc2-4ece-90a1-4c354667ef89/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/50Bnpt",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T01:05:35Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Keifjo 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/50Bnpt"
}

What the leaf hashes

{"body":"72091b4b3c55d446ac33e913a94edb7bc444b96d65448ce1660c6c2153a6c513","id":2921747,"kind":"listing","method":"sync.erc8004/1","observed_us":1793754335177333,"prev":null,"subject":"erc8004:5042:216237","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. 0x9713e6b5f5bb65dd43a2edd41acc317a948045b88d5815eb72755fcad463c392
2. 0x1e7a6c9bdf3ad8755e9a19b84ba3184744b877a56aebaf0b02de877250cace43
3. 0xc008672df3ea2d61e1f28f21da52ff91a30692529e341da11c0cd488656bed0e
4. 0xc219da22f11812f314d8b53772e3d3ce7ff4ca7985935ffcc15c422b517f03e4
5. 0x2a0ac489cf5bdadfb778c640a661657e9b81eb8102fd04fc06cfbe750cdaa411
6. 0x076a7a2f7a38c6811f5fbca5cd6983674f6f6f6460a931542d158904c08169e0
7. 0x0c020d661abd7126bc327c4ed9f2c469a290b10049eac537a3daca74eb19dc31
8. 0xfb0efdb904e17664d5eaea4c5fc5adf1a20fce6e865f8af6292a05d9ba33f412
9. 0xa732c42760816eb2d8f0a94213f5ba1300f0884de47d14f77ad7d68a2ff62a8e
10. 0xce4576e4a8978911fd1f4e20d2c8d10a18a0c129e67123c3f2e35714dc9e8291
11. 0x4dccfa5763ae7cea7cfc021037185f0e1cf6ca1782504262dda2e7b5a6a67d83
12. 0x22c3e959f6c6b9bcaebeab78935153f29e6a8fe19e762f927f42168f3157aa82
13. 0x2c4d6956e0a0f10cd5ae78636f5925de3530e496f8dacddc6c0ee526b017c14a
14. 0xfe32433fc05c44d98e3005b6e487e2a2ec83c2cb3d472d4110f101e7fbe88f06
15. 0xcce6f2f7e4f40c7f768552ae3da9c9aed1be84ca300fbff8a25083a9399680f9
16. 0xcbeab7cdfbe295c259acb96245f397030a1d41f25243d4de19e7709db50be49e
17. 0x7f4f557ace8b62cd85774371e24477cdc34df4d2aa68c04511d8678e3978a343
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345