Evidence row 2163744

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Av83bM"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/6d76f9cf-8396-43ad-b542-d50c0f9b46ae/.well-known/agent-card.json"
    ]
  ],
  "name": "Hifor51",
  "owner_address": "0xb8a44479289ffea09d72a906d0bebc6958892b3e",
  "raw": {
    "agent_id": "107645",
    "agent_uri": "https://centralcity.ai/a/Av83bM",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hifor51 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/Av83bM",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hifor51",
      "registrations": [
        {
          "agentId": 107645,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/6d76f9cf-8396-43ad-b542-d50c0f9b46ae/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Av83bM",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793632799,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T15:20:50Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hifor51 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/Av83bM"
}

What the leaf hashes

{"body":"4b78673c51c9c59cb1066d006c5156608ec8f0e8d51a0318b317197a606d75f2","id":2163744,"kind":"listing","method":"sync.erc8004/1","observed_us":1793632850026224,"prev":null,"subject":"erc8004:5042:107645","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xdffe4f16ea398abd6383e11af0302c33cd00684490bf005636a1fa0a057c193a
2. 0x421b7ae53f3455c4f106f993721b6229b7a8cfbd35ddaab1b5d09e62e8609145
3. 0xb45bd517170e6dd671fd456e7f89ff2ccddc06a5cc221f28d58d76101136f1cf
4. 0xdfa4fe7f36d1d66f50c822cdfd5863f56d58483af87a658f1f991b33efe96609
5. 0xb491133e9dcac68d7a11317db40a2130429df0cdb82b1f5dc6f69f60ff1465af
6. 0x6860a1a3e2edc613f2a42ddcde3b2d6dfb5cfc59be1766f20ff8a7f1ea54f636
7. 0x001d908e8553c50827bdec91adcc2caa814522650d4c3b4e56d70dbd622e02b7
8. 0x572031bc7acf30dbcabce2078ec513bca113c32bc376431691fb71ad4d5ed234
9. 0x39b86f5f9d11a34ef49c2fd7f1c80dd6d4de1c280ba96ceea6ab68c73cd2b560
10. 0xc48834a7216625de498d1d74816700fcafdba81333a25e6cf9c4688e8a7fb889
11. 0x8c20e891723cace31e49e8f875c400daac3b5fb1cb54c5e723c3016ca76a554a
12. 0x658a03e3df61154a1a62d12a3aee91c196f7b3be59438a13e42a6796e2adca05
13. 0x1cd421f1e0b0be98fab8392181e25435047bd7c44fcbda07fa5cd27615d6b674
14. 0x5dd75981e1af83dc5ec1e2b8a2959012484cc3ea2e0defded2187a5a93ba7236
15. 0xa370e8e015a32408a8112e54e5f40a8a65e871bd52bbc6f25fbd1139f2ba5b11
16. 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af