Evidence row 1823462

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/h81Pii"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d505712d-6c98-456e-b6dd-5157294d41ef/.well-known/agent-card.json"
    ]
  ],
  "name": "Feira",
  "owner_address": "0x131401bff6dad6f180e5cbf4bc2812bc3fd5cd81",
  "raw": {
    "agent_id": "24865",
    "agent_uri": "https://centralcity.ai/a/h81Pii",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Feira 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/h81Pii",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Feira",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d505712d-6c98-456e-b6dd-5157294d41ef/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/h81Pii",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:35:46Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Feira 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/h81Pii"
}

What the leaf hashes

{"body":"4ea5622adc3c238b3e37671a000caaedfff7510bea069a59e5a79fd5bc3db67c","id":1823462,"kind":"listing","method":"sync.erc8004/1","observed_us":1793565346926050,"prev":null,"subject":"erc8004:5042:24865","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0xf1fb8a012815f58a2c33786ad284ba359fc189ad781bc96861bf9f57f1de3dae
2. 0xcfec0102910c8f1ce6ece6f7c38d89485634781e2fb2830c2cfefc78e4074d79
3. 0x30d0b62889e8b90c75e11fa0129b03a9bed00dd63b7eda4705f37bb2ada43171
4. 0x70bf44e28a8dfbe81f4cb75656594eb52e75b8af9765cb2dffdcf5f3b689e658
5. 0x9044acb3de02b90b5e587fe6a0c4125acd89c190ed0ef74482261082a3ae4dd5
6. 0x33e3e831bbf3210c63ae874ba6f2fca4166118ed5601d837982876d310ad30a0
7. 0xd17d5dc60520f255e354e5caffec5f2cb0b7c2aa02450b3edb9b029a0e923b51
8. 0x7a15ba180481aac2a8192f2b2d58d92e5f07c19d17348dd25963b74869959326
9. 0xa6b70c3672331d9c6b924446c7be793e53d55b52f77071ce76022e321678310a
10. 0x821279caca92392b55abb921208c61a66f64dd01f8faea207ab5ca53f221d3bc
11. 0x93c3c73c0299ec5ef5995ee2c49d54d61a96b780c1d1e5838c044055ce7d2b21
12. 0xfabfed61214d0494bc31e7bcb9622588beced8f56b9188ad495b57356f7cf301
13. 0xe90b78263bda6cf595e6506f00151a77021430873ffa310d8a01f67d8991ca3d
14. 0x80f03705ce9ab50e28456bf4bcfc03de151f183a71db3234274287a24f946a1d
15. 0x624db22ddd30d851957cc9d44cc5b314f300cfe0ff69cfbcfe0b2a2df8fdd12c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90