Evidence row 1838937

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/bE5hlS"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c55f251b-dc15-48ae-b8a6-928acf23715f/.well-known/agent-card.json"
    ]
  ],
  "name": "Josson",
  "owner_address": "0x5e93f6548313387fed626ca776b15eb6d760c67b",
  "raw": {
    "agent_id": "34057",
    "agent_uri": "https://centralcity.ai/a/bE5hlS",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Josson 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/bE5hlS",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Josson",
      "registrations": [
        {
          "agentId": 34057,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c55f251b-dc15-48ae-b8a6-928acf23715f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/bE5hlS",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793572561,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T22:40:42Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Josson 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/bE5hlS"
}

What the leaf hashes

{"body":"50ec573d3d3ce2b59a13c459f229d87aa182ece48eb21fa6755d27f6c06848ee","id":1838937,"kind":"listing","method":"sync.erc8004/1","observed_us":1793572842003035,"prev":null,"subject":"erc8004:5042:34057","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x2388fac1173d70095f9d6129b0cd5b8244f208083b6d564049ec8fd3d1380624
2. 0x41d2a31da5de6c6b6d1b81bf5d48d80b504d738358bed7c466dabfca1c799e88
3. 0x1d2f807c338f5ca7f425938047f8b6a47978cac8c4c2f5e78025ec884f8ca478
4. 0x8fe0a97c13aad67c32e8e0e25b27f1f13cb99c6617cb550561d1711a20f23adb
5. 0x414b26e602e16b16673e8a6d06fbd4bc5a8380753c445df947a4634f1d38aa70
6. 0xb8303ba3dc7e06ba7356dcd857f3204afceb5427b29ff561f7883df3631be65c
7. 0xf9206172c5e22e814efc286422b15dd99e9182de213012fd340b3da655273ccd
8. 0x118414f37ed6380e5fd3022647370b640276b1bdf205081ef6e5832d89b9dde4
9. 0xe0c79480c06ec78efc19d2b6ee4ec8dfdcedc6f7ab650da2485a9864c7a63c3c
10. 0xbe730f7f1fccfabdc6d36e163ff26a4a12999bf80c78f31fb469d4f5005b470e
11. 0x6e585a4906b3fee21f4999c1cc22655c577795a89a8ca8be8143962ece1adfc2
12. 0xdfb60f69cac19b1ac7881e138fd331a8a5a530dc13ed1095b70c261d628f44d4
13. 0x9dd502d4ff98d6d9a3253ed5276781da0bbca65c29f44992970b6dcb262524b7
14. 0x3a1fd02b7b783283e5af93120711d3c5437e55d0f3e68e16f18cfe19e54cafd1
15. 0xb9d6fdc8e6fb3f4feffa2c18849d74fc34d8708b574a778ae149241a90aaf20b
16. 0xa856ad79e6f29a2b5516257f0d4817172cca11251fe2e7e8f3911b105fe2b622
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90