Evidence row 2156725

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/8uBIW7"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a8d4378d-64dc-49ae-b36b-c8c6df22ab54/.well-known/agent-card.json"
    ]
  ],
  "name": "Treifan",
  "owner_address": "0x5b83c414bbe37778f1245ae48c50240034539619",
  "raw": {
    "agent_id": "103830",
    "agent_uri": "https://centralcity.ai/a/8uBIW7",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Treifan 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/8uBIW7",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Treifan",
      "registrations": [
        {
          "agentId": 103830,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a8d4378d-64dc-49ae-b36b-c8c6df22ab54/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/8uBIW7",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793630116,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T14:39:13Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Treifan 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/8uBIW7"
}

What the leaf hashes

{"body":"d4af7625aa364fae9547e759780dda3f99c34d1f0b3bba9b06fed2a2d4107418","id":2156725,"kind":"listing","method":"sync.erc8004/1","observed_us":1793630353514363,"prev":2156227,"subject":"erc8004:5042:103830","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. 0x205f5cd461aa3fb45d5a612ba2c197dc66e1d2b5eb87bc503b4a77c1d5b5e36c
2. 0x9af14fcad825e6d446fbe6298140018b56c2642ab67de0aeb5a56213ead45bad
3. 0xf0548cdd908ab27f7deef9a6654e5e2fd34ea5545e57560528018c15736f802e
4. 0xdb0dfac11891ca43fb6fe39378c9114aa3ff5b3310786fc8aee97b05594e7401
5. 0x135a510a80ed1902d3c7757e019bd7af8aeba90932a50a4ebbe22993510ca00d
6. 0xbda09193837e1c4a31208701bdea5126145eac609d09911997ae5b909a31f322
7. 0xe73b6f73923d47d8a31a060d500c5096c1fc45315632b79c762927be2fb3d490
8. 0xe0bb9f42b81c89803a728ee054d1e2bba1ef02baea56ae7c9ab9e623958e5651
9. 0x8d765c8de13daccea857603589173eb07af1323b9083a42b8d128507be003f63
10. 0x77195bb6b557f90aefae2fef9d3b4d7da760160d5fe6b0e594e50f129d8efb31
11. 0x193993dfc99f07e76a7959bf301447a777bda89110f903e9197b34093694d0e4
12. 0x0287e9d9530add05d7480c4266f19be69f45ecae1d0e3ec844ff635060819eb8
13. 0x350e03a59bf81961fd9ce694f08f9ba0239d9ea2496b0c0dc7998c9e9855326f
14. 0xc63937235d47ff2107de3051477e395be67b96d91d1349c787bf4b1ef91b602f
15. 0xcd21ec8d72a18a2d4513e4fd309abbb530810fb1dbeecd4b9b85acb4d6ff8f12
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af