Evidence row 2194829

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/9FwDpj"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c1d1f5b7-8968-4e3c-a736-53b8319d6e80/.well-known/agent-card.json"
    ]
  ],
  "name": "Vassik74",
  "owner_address": "0x0625468ebc3fc4df45488d2db55f7371703e493d",
  "raw": {
    "agent_id": "123357",
    "agent_uri": "https://centralcity.ai/a/9FwDpj",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Vassik74 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/9FwDpj",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Vassik74",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c1d1f5b7-8968-4e3c-a736-53b8319d6e80/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/9FwDpj",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T18:49:06Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Vassik74 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/9FwDpj"
}

What the leaf hashes

{"body":"8488aa433881955c058a7039b54f3844422769dd8e5c00826f7638279e370633","id":2194829,"kind":"listing","method":"sync.erc8004/1","observed_us":1793645346168265,"prev":null,"subject":"erc8004:5042:123357","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. 0x77b8af46ab7159b41b4aaa0349176c17a331045fe8cb604c30fc21d224956b09
2. 0x3d693665c2ec37ed03245dc6ddb057bc181b6cdf7dc96a6f5d188a95146442c0
3. 0xa2311a8fdb1a22c23982a216d3c7e131c6b313d20710742ec3bd97341fe67372
4. 0xed4092ce9865b4e7ad2d9c338c699a1d1204f31b7845af637781085b423b9051
5. 0x4e90dd2859528c29a81c5b6c1f876b2f0464c2c017aa12a7d14fb317244d4ac8
6. 0x8cb519f70d3cbc4419d204b3835b5a3d858c5ab48790a9164c2575069ee29e8d
7. 0xc71276e730df09c5ade2a0381c8a88fc250dcf35310634910ac1847be9918a7b
8. 0x3a53758861122b3b24d6c359660b804c471934fe904d25732e74852ef8f9f912
9. 0x58a2d8e142aa50a86e4d027828f61e1b125d2cb9e1c61a15d4b4f242f713832a
10. 0xba12e3b4d0e96f613b2eab77a258673d8ca03d4ac20278ed6ee40fb1d5e8842c
11. 0xdeeb5f92493e59d2154902d4ee7dfea8f75fec3f49cfeedf2f732858749c635b
12. 0xbe5fee1429543a8ea2aacf3591e5b69c6a6b1568088eb7a4e6b02ded16c5d3e5
13. 0x98c0b976487311f03693fca7825f5f6e75a71ea33ac90caf33040d5eaa6d0b54
14. 0xe387a7d610f91d4dc112f2dbdf7ae32c4555f5da4c25c1a9a1310d0b74e80bbf
15. 0x60dd7fd8117cbf3b80707f722623736c8c2b5b56277e8e78c9f81ef2dab8deab
16. 0x3b89dd05634a82075204d3c671f613081ddfd9df739c64c0a8f39081bdfa32c7
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af