Evidence row 2157808

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/NbOp5r"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9a90fd7d-d34a-4913-a3ad-9df711dfd6cf/.well-known/agent-card.json"
    ]
  ],
  "name": "Dufler",
  "owner_address": "0xa4cc67a8e63d1aa6bc615fc22c18fbc26fd6327e",
  "raw": {
    "agent_id": "104562",
    "agent_uri": "https://centralcity.ai/a/NbOp5r",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Dufler 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/NbOp5r",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Dufler",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9a90fd7d-d34a-4913-a3ad-9df711dfd6cf/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/NbOp5r",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T14:45:09Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Dufler 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/NbOp5r"
}

What the leaf hashes

{"body":"4b95034440d8580819f2adb3949bffdc71155f8f7ff2fc8700bce4f4a0731d7c","id":2157808,"kind":"listing","method":"sync.erc8004/1","observed_us":1793630709466775,"prev":null,"subject":"erc8004:5042:104562","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. 0x98b05cfa69b46490c44a0fe9f137cc578e456c49cd70eb36ed6f2cc7d52d3656
2. 0xb0c05757c4ac3ff3e9fe7bf67dfdfd963983d9fa832fdfedd79fffbeba4c2333
3. 0x2d5dfe6e54de167a7014e07c70c07f5c49a669effc291d813addf3d485e09d6d
4. 0xbd4ad7d4b341d76cc57323d4e61bcc93861a2eaf4f8ac52debd86fac44f53ec7
5. 0xc024cdec64a87aaf36a2973e6f5d03aaec532e20ba4c028604cff6799d1b6fb7
6. 0xc0c985f8c11d1818963605b8db32a1499ebea059a8f9b2ab2773970b19a3fdf5
7. 0x923a578fb3dcf55ec57648577991e77b7cb2427a6b2729be9ec88f460a83547a
8. 0x11f188537a6f248ec21f652f65aa7f3a135454788f9213e2961f5b31f54e1850
9. 0xb8cd0659a5fc14944a71fbf465573bfea75847b339b8671015f63c0be9d27364
10. 0x1ef1e93c9e4c9ea1ddd400b782f16a03d5e42d8cbd467aed4aa53c319895ef48
11. 0xada20304dc5c9d29d4031fc4dd73c6a31a9cd64251ee059e96eb643def837864
12. 0xd4030d277689929823c2ca835f5a68477c633a7ba2ef9073c95bd96efab62dca
13. 0x161ab8dfe29d5443837514b3760b34879b8201d43912571c314e4142639b07a3
14. 0xc5de092f33d9a5a2d3076d47423feb11b0630cdc080163babf6390bb04568ce5
15. 0x9c91ecb84461aa4cb2a891252746755d862a88fe9bad822700cdb99eaab2edca
16. 0x7731256c7406f95d30aabe3bbcb574b72535b9c28e8eb3db363210761a28a6b9
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af