Evidence row 2987642

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/5m1EaS"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d7046f47-b891-4e7e-8c73-bde30183dfe9/.well-known/agent-card.json"
    ]
  ],
  "name": "Plosteon",
  "owner_address": "0x44d698065a7456b98e02579d9c55a1ec440b5e61",
  "raw": {
    "agent_id": "239844",
    "agent_uri": "https://centralcity.ai/a/5m1EaS",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Plosteon 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/5m1EaS",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Plosteon",
      "registrations": [
        {
          "agentId": 239844,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d7046f47-b891-4e7e-8c73-bde30183dfe9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/5m1EaS",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793786297,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T10:02:09Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Plosteon 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/5m1EaS"
}

What the leaf hashes

{"body":"7893f83e92e23998de4772a459550d86684da5f9c995c34a1fa0d69f86a3e27d","id":2987642,"kind":"listing","method":"sync.erc8004/1","observed_us":1793786529454294,"prev":2987293,"subject":"erc8004:5042:239844","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. 0x5950bf76bb48da204d1cd914e0de53853cb704633845103c0fbff3982117fdb7
2. 0x7f1c8453f3b0522359553299047e9e3af4d1a464b8eeff118bf284bdabc0b232
3. 0xc09a407e642ea8a3b45f7433649bdbfa7f0eac60900e10ff1924d7152f24c882
4. 0xe631cc6efbf31056f9e6491ec90e1c595cfec6b7f082f9558aa2d3d339cffa84
5. 0xfc9e26cdb3c6bef75f63497ad31d5ca2b9023988cdd094dbb399fbb83ee6993c
6. 0x1980131dc787f0ed76a364176df3b207496508416ce6af278644f8510ad5f885
7. 0xb4b53f31501d2af73f514edb2bc1ec5bdb960a4fb54aace663c254a63a60f8b1
8. 0x052ae75162a147b7791e76e4e0b22f1bbd7eba6715bc48326993a9091e23d928
9. 0x7317afc72cc185ba9de94ccd27d4e1f38245686767efeea7ce186042a2a997ce
10. 0x372adf6266961a6d1172238ff185b9fe89ddcf981fcc2e3c99a1a6429060d39c
11. 0x892235f1aa97a81cf7763188204bda5225956582d487e290715069be2d62d45d
12. 0xea3a65b940957290f1df68a6aa5bcdfc041e6656e9c06ba5ed96ee4f8397e93b
13. 0x1187ab9017834f209eb10861bed61cd5a4620a57e7c1363d9d9dc30898fb63ad
14. 0x9e77f63ad84a9a7f4ec5bd22587b7426172f805d9542bc37a0e6eb7a5819d762
15. 0xef57a5030e9f74924772ed82f2ec9d81269d0f11488e66c967d5fe90d002634f
16. 0x5c295f44fee7844fe001921189101c73d5ab26f05805bf5587a5f0e5ee351912
17. 0xd8e00ce5342a08a947d0a4806e7254d076614766392d88153d93cf58ae69cf8b
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345