Evidence row 2280818

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/tGHrVT"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8ef702d8-8b4c-45dc-bfd0-f5e3cb426666/.well-known/agent-card.json"
    ]
  ],
  "name": "Hastellus",
  "owner_address": "0x027600934494a4e66d71130d820434086645fbf5",
  "raw": {
    "agent_id": "133342",
    "agent_uri": "https://centralcity.ai/a/tGHrVT",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Hastellus 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/tGHrVT",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Hastellus",
      "registrations": [
        {
          "agentId": 133342,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8ef702d8-8b4c-45dc-bfd0-f5e3cb426666/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/tGHrVT",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793654018,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T21:17:10Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Hastellus 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/tGHrVT"
}

What the leaf hashes

{"body":"4a9a53e2c20c0196ada8e471979315b617f7cd9aa0f189946723a83b7e008b5d","id":2280818,"kind":"listing","method":"sync.erc8004/1","observed_us":1793654230674166,"prev":2280309,"subject":"erc8004:5042:133342","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. 0x0cc018664dc797e55594fc84bdb6e302abbf398db9dafc94adafb97bb4ed4881
2. 0xa47da1d758894fdf93d4feea6045f26075cc95534cfacbf2e963c1e871034d48
3. 0x97a125d2ac97a93c9d1b8df7b607885ab019268f4e784d7608fc34e745f1271c
4. 0x9ca564b5fc5d5aa6878b7e74ff91857f76357b2843cdc81c982a9396e6e91c82
5. 0x1afe7efaafea378a8747a5ccf258d2f72b6195f127f9b6ffc8476f8032e82543
6. 0x2003343a2f384250f58418f64ef0533f97db2f880654ccb7e9ff2f9df371a320
7. 0xbecdb114b470e27b3f10cc34ee561a932ff2f53cfb98d56ed98c56cb5ead6171
8. 0xc63f240778bfb57cc56a7fa145132144e82ce6f596df260301e6591b1c487aab
9. 0x6d6f22852ac3b9adf3911a47039c43339f1f65ab6ba81b3880a34758278fbdc6
10. 0x499100c6cd74b9f2aadc9b2bbeef4589be380151426be93d9e83cf7d0fc320e3
11. 0x08651a8f1f24d751e6b14854a0081bba02ab929e8ca73bfd0fa8a4326183596c
12. 0xaa94317dc89f969785a54ece6cf62c867073c54f5f285f0a61c8cf9c78f4f2ef
13. 0x21862012011e9c7bd96b9da5758a45e44049f740c8ef1f280b01bc054552ce7e
14. 0xdd12fe6a2b0c972fe8b92369b1535a7d883c9e1085b61ddaf4130d8880afad75
15. 0xd82979c12a2aae44121bb6058b3364b3a3cbc9be411e35ab0208df5ed56f65d4
16. 0x7cb861d18f06406535ade133f716d897f27d257cf0121f99d94c78c713c4b54d
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af