Evidence row 2126806

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/P9uqzs"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/0e161c41-5941-42f3-899d-fad45a994890/.well-known/agent-card.json"
    ]
  ],
  "name": "Frosta",
  "owner_address": "0x34e7b1fe1990d6ad8061a702879194db8ceb5d43",
  "raw": {
    "agent_id": "91531",
    "agent_uri": "https://centralcity.ai/a/P9uqzs",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Frosta 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/P9uqzs",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Frosta",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/0e161c41-5941-42f3-899d-fad45a994890/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/P9uqzs",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T12:02:59Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Frosta 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/P9uqzs"
}

What the leaf hashes

{"body":"8abe94af222a6718a97d050e2d948532e932564baa54cc4911f02308e8a68a58","id":2126806,"kind":"listing","method":"sync.erc8004/1","observed_us":1793620979421855,"prev":null,"subject":"erc8004:5042:91531","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. 0x16316137a1d2246c9c1213ade8ee611c882cf52074af3285027a5195763fe6bc
2. 0x394af041c5bfa49cd52078e4fdea15808c6542b65a4160d85d61fb39dbe37e5e
3. 0x2e9bd19612bf9bcbf279162abade419bbde986392ae86a52cfd31215d6aa8620
4. 0x27e909092d099e8aebdc08805d43e59812a9b34ce02a17e034c08b89059f115f
5. 0x826ff1789c06636108b7498e25ab849769c76ae814032d771e735d46d9ae50f5
6. 0x8021e2a81f0f2ed5032035db27c559623092c2017fb45b044ed991ebb2cca4d8
7. 0x256af6e7ea217f53a11c72862df722697f83081fe8993030ec9e593f6820af01
8. 0x5c3d537e4787edc066ccc3d207fa1a4db743d9efe1fcf25f9b092994ca4d3ba1
9. 0x5b258dc05d289478a41e32dada8bcb1e26715abae7538b3b8d8be2d58de864f1
10. 0x67f91818000f2d80ebf461e45fe3e11cbe45348435fcc00266e356806c0a101c
11. 0x8b7a53e04de07b3bf3b30c92774d89d71cff1f21d809de109f1b4e654cbe5831
12. 0x694772bd88c608c978c07a5b88c13f219f0e5b849a0c034e7cf4e9550d4e78c9
13. 0xac2edb456c581283e2c60a03e146bbba52ffbe8a277ea7e858384f30bbc24d54
14. 0xd35a6b56332d7bee4b13ce3efea77dd0a6863016f58691fb78e2e2faf7ab8e87
15. 0xb6470417fdb2a0e3de9c1abb1722cbc88bc0dfb5afda0a77e1eac26ab1683ece
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af