Evidence row 2280320

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/NyaAuI"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1845e841-7d7e-4117-96fd-7943f98bf547/.well-known/agent-card.json"
    ]
  ],
  "name": "Grisus",
  "owner_address": "0x9f52c3eb7c517f85358447b374a9d3b022b62a77",
  "raw": {
    "agent_id": "133353",
    "agent_uri": "https://centralcity.ai/a/NyaAuI",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grisus 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/NyaAuI",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grisus",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1845e841-7d7e-4117-96fd-7943f98bf547/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/NyaAuI",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T21:11:28Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grisus 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/NyaAuI"
}

What the leaf hashes

{"body":"3c7a7af8c9b12a969085a2a83b1205389220d54b3baab930c0f98c25c1741df5","id":2280320,"kind":"listing","method":"sync.erc8004/1","observed_us":1793653888413988,"prev":null,"subject":"erc8004:5042:133353","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. 0x7ab6efab648d5ecbfc317aa9c30cdda582a44f6447df4d9db6e991f27560df4d
2. 0x6b2dc682efdd0ebfe5a8d6fb7137295e86f8ff81b7a1d9f862a2ba107c8a37b3
3. 0x154c982ca97df79d6ee5b2f3b055a62d322ddd0a828ad48b15661670b94a73d8
4. 0x06b54f00da48bb36b2bcdb0edb1d8afacb9af142fa044374f30de4291704b2c7
5. 0x49c5428d8c534d66a718794731299fdbd7715664a5ca89bf809e09f9121027d6
6. 0xb5e53f4150f29f765f50b546a82db96f60f26cd3a19ea4f33e293ca0568c5a17
7. 0xaf2f35bacb9693a27a8ad2fdb85bdcbfaeb34b1f52fe766e84527096f3dd0da8
8. 0x69eb39c8548728f1e0e342df1a437a0c6a3f55d1eb83eb73c31ec19317e70277
9. 0x7c8c7d0c905204978620cc12f5c17a1e033a98b4171ccea921cda72036d97511
10. 0xd20b14f8580d4b7d4d11c8f49629c831e55351b160d1086a0d67fec567de7d8c
11. 0x3052fc3e36b2fc585e36eac18d38460bdc2b6d8d4c4b980a5d534c4516a2016d
12. 0xfcd0e9ac09d1024a3b3c2c53833a2f8b8f6093d7780c5b7b88b4ae6e988fd7eb
13. 0x96da2b0c348fe4c196311a3c711ae28b065713c442f3976e291c0a6f22cb1f7e
14. 0x3e60cda43ffc319c006284ca48609bc80da357b45fb9e0a57810e00816d3e8e0
15. 0x46991481c678139203ebc3c532867ce1643c09ddc33966c4fb48bb7f033ab22f
16. 0x3b89dd05634a82075204d3c671f613081ddfd9df739c64c0a8f39081bdfa32c7
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af