Evidence row 1778090

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/rGMC8K"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/f877b4e9-4b47-4047-8d9b-c4d3018888f2/.well-known/agent-card.json"
    ]
  ],
  "name": "Posis",
  "owner_address": "0x64ee4ffebcf61069d96648b3b7f6660dc4802bab",
  "raw": {
    "agent_id": "13123",
    "agent_uri": "https://centralcity.ai/a/rGMC8K",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Posis 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/rGMC8K",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Posis",
      "registrations": [
        {
          "agentId": 13123,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/f877b4e9-4b47-4047-8d9b-c4d3018888f2/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/rGMC8K",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793553219,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T17:16:44Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Posis 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/rGMC8K"
}

What the leaf hashes

{"body":"816200dca0db06d0af3791027caf77bc52a8e111f6e7dd11688aeafdbc8f4ac1","id":1778090,"kind":"listing","method":"sync.erc8004/1","observed_us":1793553404192222,"prev":null,"subject":"erc8004:5042:13123","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. 0x3b2de62ade3695185208f6f7c49a7103bd63f25b3aa475552921b541936cba9d
2. 0x50cbb5fb86b89d6b5f1c97a48b331e3d98cfa4176ade1016d6d99dc9ef906598
3. 0x622e43735cd2f780b5abae88928508595a97e24c5a6e0380845a65d6059fd20b
4. 0xb59b28a01cf1df66f0be68ad6ce418874cb440e65b232b005608f54a7e19ba5a
5. 0x2d9e392b47b4417cd97a48ccdcdff556f3b9477344a048b5771ce5f669e6643a
6. 0x407e6298bfa896eaec5be7d30456a84b66df8f1afc902e85f7bb676ad32bc338
7. 0xb2934c2e86b988aeb6b873299e796ebf643ad10eedbde3fcb2abdef4c47625d9
8. 0xe72bad7007364d6d30981d82c6d8f518566256d5e569d581f97a28e3500cfd99
9. 0x47b7bdb80ff6739f2e973c418d98e7d7149ecbda63495b4c024bb145bc8518cc
10. 0x7437b63b59a47c84546e46ee03a0c6dcfe60b0d6290ba4d8abee07f3cbc0f859
11. 0x791ff824645400f636b8b68b4687455e4e34f83f260ed379447821c40c4b1065
12. 0x1d6f15a7f731a161f0e482f14e3d13268ad79bc712d4bb43c5011129e6f180fc
13. 0x3127b3988eb4eaf07dc91fb2cc57ed8323f0e01ccaa6a3934ccdb7cf60b12e21
14. 0x07ea6ece7de601a64e2a172b49fb304109f2a8322814bef4c3168d05334b3609
15. 0x9518f8c5450505f008d5d964f03e490f2bbe4e73e8c89384cb6b935788ff2107
16. 0x00ec7149eb024693951d82cb635dfa183f4f34dae011e77ba0420a38a378e0aa
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90