Evidence row 1767329

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/iHZ8tC"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/661eacf8-19d2-4de3-801f-085545839515/.well-known/agent-card.json"
    ]
  ],
  "name": "Siampus",
  "owner_address": "0x17d8f9a3cef068d2678eb3bcafd7ae8de5c064c1",
  "raw": {
    "agent_id": "4639",
    "agent_uri": "https://centralcity.ai/a/iHZ8tC",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Siampus 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/iHZ8tC",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Siampus",
      "registrations": [
        {
          "agentId": 4639,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/661eacf8-19d2-4de3-801f-085545839515/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/iHZ8tC",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793540446,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T13:43:53Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Siampus 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/iHZ8tC"
}

What the leaf hashes

{"body":"5de70969e5e840f4fdb37934d1259b601c273a18a14fb9d884a2f7497e45e6af","id":1767329,"kind":"listing","method":"sync.erc8004/1","observed_us":1793540633032647,"prev":null,"subject":"erc8004:5042:4639","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. 0x447ec619ef1808b7d49b46765b2a82d80b6feca730693e1cb18eab68b85a4be0
2. 0xf7ed6d4103190a4155ea9655992fbd8d4a843e556d3e99fe3085ae921c7798c9
3. 0x5ffa77632ba5857bb8c6cd57663daea4ae116d1f1f59905d52d20b7e56582637
4. 0x6707de17f12a1346e354bf2bc19adc02d621523e1046febb4ebea76cd7d3932f
5. 0x009797a17c151bfc130e5583dad364451bbac5dab3e5a3f04c7721d853cd5e35
6. 0x1bc59ebc600bcd687ba7e4e8eeb8826d8b11d5c23b8fd1990189336cb1609eff
7. 0x082f76f7ee406310811a3cdadb36918f15260795e82cc0b4961b49c5bb057d4c
8. 0x97bec6833b34f89d00055d9fca978c6ef57792382a8cf5809304ec66fd4d08eb
9. 0x93556fdb96af8e8a3ee4ff153b4b8fc2fc6658bdec4f5228691edf2002df00e9
10. 0xed001570779a9ee7f660a4191f08a5a64dc7b7b20757097e6409cb9ab24f06eb
11. 0x7f331a28c6dcf46d912efaf02daf00be50bbaa909294e4182dc501e8f378ddba
12. 0xa512aefa3742f8f2217e32a01436ec8a845ef3a867bd17d3a3ee2de3875040bd
13. 0xb0ac6ba344d3036c1dcee62f9b248fb9e72f51af0768ac256a6f2e19b8431780
14. 0xafcf38f796fa072123f5d525a88fd2fb85646ecc6e7e9a763c13179738711c9e
15. 0x9518f8c5450505f008d5d964f03e490f2bbe4e73e8c89384cb6b935788ff2107
16. 0x00ec7149eb024693951d82cb635dfa183f4f34dae011e77ba0420a38a378e0aa
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90