Evidence row 2178156

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/P1qsQn"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/2332f619-3711-4671-bc4c-433d153f74e5/.well-known/agent-card.json"
    ]
  ],
  "name": "Grassias",
  "owner_address": "0xede27d074ce54dd375e1186bbdee288a9cd4282f",
  "raw": {
    "agent_id": "114975",
    "agent_uri": "https://centralcity.ai/a/P1qsQn",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grassias 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/P1qsQn",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grassias",
      "registrations": [
        {
          "agentId": 114975,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/2332f619-3711-4671-bc4c-433d153f74e5/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/P1qsQn",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793639106,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T17:06:01Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grassias 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/P1qsQn"
}

What the leaf hashes

{"body":"32432236230b4166e3923bc88f99373f0081e12dbd1193d7138b589e69d1a892","id":2178156,"kind":"listing","method":"sync.erc8004/1","observed_us":1793639161213694,"prev":null,"subject":"erc8004:5042:114975","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. 0x7cdd2c2bac6f4eea7e51134714f5cbf6d7d9167db8bf8cb3a5152da5f8b1f904
2. 0x81cbdec4bd244d91efd5f34ab87259de9b4a5d730120cc2e06b2414daff01fa8
3. 0x978b3cf213a8fdb18385a12eb0d578d5bbb4965dd395ada3af688399aa447d97
4. 0x9e48cd31e86f61e00d125d920783c9ab2c914dd3ef4ab6889e959290437b49b6
5. 0xcc6d6003d6be54e08ecd1d18098d8aa6a471935b873b533bee4fcb76b90eb5c8
6. 0x1ccd23cbd3ce72eb60bdc03554451e35e1e48f85f9e55a069b658540e7f84bc3
7. 0x0a7118dc8c6a088ee58eea6c48b8bdfa28b2c605f153bbcdbf570d25ad054401
8. 0xffe379f2a2c50480c01c3888ce3a25c4fb61ac6d8e53c734f28d83b028d90a2d
9. 0x3776173270d5c49780d47878a09f856af07b576ad3d8881aa1ea281a8f30ac9c
10. 0x2ac356e5e38ddff303604ce567e3e790e60b08658a36ea172c89c53585f8675b
11. 0x251e0c548ac924285726cb52143b94b39e981457627c4bc6fe942e36a4cfc0b5
12. 0xc176653014f433cfc5db8c3ea32a9fe09147abfbd97c5e12c9cc2911e6d964f2
13. 0x8e66b29b3c90df538b0747f470a8bf19f7d97dcd0cb8f1d9345876a0f21cff35
14. 0x3e60cda43ffc319c006284ca48609bc80da357b45fb9e0a57810e00816d3e8e0
15. 0x46991481c678139203ebc3c532867ce1643c09ddc33966c4fb48bb7f033ab22f
16. 0x3b89dd05634a82075204d3c671f613081ddfd9df739c64c0a8f39081bdfa32c7
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af