Evidence row 1786587

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/EacRpK"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/adaee032-9490-471a-8f96-7c0c2f31faa4/.well-known/agent-card.json"
    ]
  ],
  "name": "Brobel",
  "owner_address": "0x3740a3252086f8c9aef876c9bf1cca6c0cfb18b9",
  "raw": {
    "agent_id": "18278",
    "agent_uri": "https://centralcity.ai/a/EacRpK",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Brobel 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/EacRpK",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Brobel",
      "registrations": [
        {
          "agentId": 18278,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/adaee032-9490-471a-8f96-7c0c2f31faa4/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/EacRpK",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793559432,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T18:59:46Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Brobel 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/EacRpK"
}

What the leaf hashes

{"body":"84a42a5f277a4ad124a08c9b0ae43b8511b89fdbf800999e5f68c6064c1a61c5","id":1786587,"kind":"listing","method":"sync.erc8004/1","observed_us":1793559586199646,"prev":null,"subject":"erc8004:5042:18278","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. 0x59295f39af8cbf5d294c1588f680e33319cfe913dada5f5d2d73118551187bfd
2. 0x12505d6fea4c1752c55df011caa016c23d52b8e575ea63d9d8af87ea438f6317
3. 0x8e5dd77cfe909307ec96b091531dae78099a8d1e3019543a7462e4c9a269d47e
4. 0xbe3dcd9faced6a7a369b9708a0f0a9a069f727fd42643a4a71516210188cbbde
5. 0x81645814512c0a27e67689cb8f8bcf46b2137201aad2f782116fb45cc08419b3
6. 0xda2a9bcd3989990c2488611cdf985f9fec9c4d717d17dbcc710d0bb1ea90c69c
7. 0x72b542d15676f859d608967f5ff4ac34de504ca360e306db03de669a5f305073
8. 0xa95410d8174eda17eb4de011a0a7133d23a1006cca2f1a5ae25bc972267bf7a4
9. 0x64c5d2e3cb681258c838f9b575f38cf57b36f4c14138714b81c29d39e817c307
10. 0xed209758e02a2bf7357c3d78983e96b83a021b88704318b4d9a440c057ed43c4
11. 0x5e384b17417fb7b37e04d8985506cd36237b6d952155203d0fa0e03375c05c0d
12. 0x00f3df2121c81b742aaa23d608697942d12ca6cdd7217905ffad90628e1cd9fb
13. 0x25c3242ac264be301989809e7441ef0e86b1880cd2901fd07b765f01885b4af0
14. 0x9338fa49a0c5f3f5d810da4bc7c55c4f87067074ebe5e189dc6fb19ffee0ed93
15. 0xe622664153c4bb92e64b5edf8615a790cb48a8f528ac34b3faa4ef4dd70e05dd
16. 0xc1f6e8dd182b37cbb6e04d0e69486bd40d440934f8e373b9bae8cb78de508bba
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90