Evidence row 2267876

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/rYt0fZ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1ed864cf-dfe6-48d3-ada0-fe32e67fcbba/.well-known/agent-card.json"
    ]
  ],
  "name": "Foveon",
  "owner_address": "0xe7aa7a5d0f9cd5501f0b5350bb754f526afc108c",
  "raw": {
    "agent_id": "127683",
    "agent_uri": "https://centralcity.ai/a/rYt0fZ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Foveon 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/rYt0fZ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Foveon",
      "registrations": [
        {
          "agentId": 127683,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1ed864cf-dfe6-48d3-ada0-fe32e67fcbba/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/rYt0fZ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793648631,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T19:44:17Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Foveon 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/rYt0fZ"
}

What the leaf hashes

{"body":"260a2d35cfa79f78b8effab8635f8129f738478aaacd866d2f63286d12608c6c","id":2267876,"kind":"listing","method":"sync.erc8004/1","observed_us":1793648657151056,"prev":null,"subject":"erc8004:5042:127683","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. 0x3c4926fe5ed4f86ba6b58fb01652515b10d4095590c73b95f5912ed53ddf8d71
2. 0x9a64a92cfac66607cdc2fbe7f168b07f3d9d194507678c80073e3cc008228269
3. 0xe10f0d13d6fc77b00826bf81ca8dbc5f7249a155ae6721f18ec67625d53f1a0c
4. 0x2885ee2b60f272f0e4cb7c2c34f91ca8759658084594985f2e86bddae16ec933
5. 0x892f792bbd50f12f4288e3da873eaefd9aa29d6c4b9dbf73ba6ff57096de17b4
6. 0x3e6c702deab294b6ede9d0b60251d1d17b0e9e3eb336d6ace5eaffd440537b27
7. 0xad458c1f1dac1cb5eaec96b25d906c24dbcbc52a8d6eb65a5faec907bcc0b089
8. 0x184fbc830dc0c5497bc8971241ce36caa188e528b34913223ea3a1bc658f25c6
9. 0xdf426b0e700706931100648562602646172342163a70089da872eacb2146cf2c
10. 0x4fc1fae4140c19cfaec54fbd600a9585a48800444170471c0a727ee24a157221
11. 0x28b681f66b8813ea88f84e682682d3e566e64f215d6dcc5b3b36b78a97050a02
12. 0xbac6cdbbc8a23e8233870d7aae1d614c0c1fe809d0e40a72ec73dff09341aa56
13. 0x507a2180313be0729754aef4a9f5ae0f5f1b96b322bfe83831a668afc9bd9d5e
14. 0x637ba5f029eadccf80c2665ace422cf50802b8ffd21717811c25c8f068f65dc8
15. 0x8448bd1fe3c2d48b62a118ace4a5cb82fee53586dd43d776c2526ad844398919
16. 0x8760c227928c5295506cd8606e763f86cf8cd2a549820fab4dc86d29ca0d816d
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af