Evidence row 2192022

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/h9is4p"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2658cb18-1ba6-4287-afb6-16f15ef60fff/.well-known/agent-card.json"
    ]
  ],
  "name": "Norkert",
  "owner_address": "0xf24ad8ebe93096828a8bea6bf1282bdae56d944e",
  "raw": {
    "agent_id": "121812",
    "agent_uri": "https://centralcity.ai/a/h9is4p",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Norkert 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/h9is4p",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Norkert",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2658cb18-1ba6-4287-afb6-16f15ef60fff/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/h9is4p",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T18:30:55Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Norkert 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/h9is4p"
}

What the leaf hashes

{"body":"e896cbc94d7d2aa8541710290c1daae3ff8cceab6ebbd5fe6d8997480395c4a8","id":2192022,"kind":"listing","method":"sync.erc8004/1","observed_us":1793644255260055,"prev":null,"subject":"erc8004:5042:121812","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. 0x017f091147871eb161b9d56defc9278bf0d7490cc34d7c47b25b692c6c8ee96b
2. 0x5d67736c6ea6b2420905128bd25a1087b3564f19cac7b525dfedf6daab2e0b99
3. 0x17c7e1ab7d293527bcdc22238532bc33b59ff97aa73cec577fc98fe7367df2aa
4. 0xb2d2fa75fb9ae723756cf4f577eac7c6a3c0718caed576a7596bbbc6b031641c
5. 0x74ba5938ade15e18dc559dfb51934a7bfe67d56acc0c68662f29eed3e935d1c4
6. 0x45b1f04bc7367d6e6931c9f77a4e6fc04530447712a9e23111f93eedeb3b37c6
7. 0xd1e0eb29acdefff16c23bd2ebd56e8438040550213f398a6fb92e8b5b1fc8439
8. 0xbcd524efa2e23722a6106a18d856c421d3b22db91de6c4a0150a11820b466b10
9. 0x4029f37ef6676d809da36a748a7d356bb792b411b4e5e0f8031e2a95e950edfc
10. 0x245ae1f60337efe14545787399e092a949002cd640b7eb8370755000eb319a27
11. 0x93d9ad472320c6b11e6d837b05efef8781d45301a01847e67f688c5934cce3a8
12. 0x0154d753e5f594e54f1ab6d5100a317d12face9f45bc53b289185639f13d17d9
13. 0x9ccfa562467b683727533a101c56f2ec1b15d392976c5a1d03db8b6563b90233
14. 0x9acdcc385ecc9f1094faf2e01677d863638d23bede5aed4ca22def76698e0af3
15. 0x150a4dbcf309a6bb857da0b59f7588bd57a20fca094e579bf41d6cc6df9c7bff
16. 0x7cb861d18f06406535ade133f716d897f27d257cf0121f99d94c78c713c4b54d
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af