Evidence row 1823909

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/tdl0MJ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7fe58ff1-b39f-46d0-88b7-04981d2281c0/.well-known/agent-card.json"
    ]
  ],
  "name": "Fovansel",
  "owner_address": "0x4c266d3fdc891ef57ab5cbbc5f31ea6e57a85efe",
  "raw": {
    "agent_id": "24961",
    "agent_uri": "https://centralcity.ai/a/tdl0MJ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Fovansel 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/tdl0MJ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Fovansel",
      "registrations": [
        {
          "agentId": 24961,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7fe58ff1-b39f-46d0-88b7-04981d2281c0/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/tdl0MJ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793565428,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:41:31Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Fovansel 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/tdl0MJ"
}

What the leaf hashes

{"body":"d6c1b62403d777b72dba3a9ada1d9cbb3a9fd1c12a5f241b568131ed50a119f4","id":1823909,"kind":"listing","method":"sync.erc8004/1","observed_us":1793565691740595,"prev":1823558,"subject":"erc8004:5042:24961","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. 0x2db4b7a33286a8565c6f1228bed8caccf1b7c1e6cd3f20527608349cdb47c022
2. 0xd810edd6f41e9a7111c3a081e1591d46c4ef3ee78a57eff5f4f64d049d120a06
3. 0x5542ecc10bebeed3c7a1a4fe441f32208209ffc78bc04489c419b12bb03556be
4. 0xcf24833e49555b1a9380c1d26a7a7135bb2527910afa6d95a69f923f67636aae
5. 0x0a65516bfcb3dd14c6240b77efca406cae1c68f013cf81236c952fd26e29f26a
6. 0xfb523b16bd4677b0a74afe1d072327800ddaeb056fe9ad19e513a3b272035af9
7. 0xf89a051419b6df889169f1fcf49401f586c0115f0440033dc210fdc4bb42ccd8
8. 0x1d495529a4a39779c9d50f09b01a86444d6c3859f4a8b6f2d28001882e46dd9f
9. 0x43bf77a557b1590ff100d58e811ba0f1a889dd3a4d15b3629cd6bc88f615661d
10. 0x5b895144882b9116b5ee2ec25afc7827537e9f9d58a0ebaa61c67b54c5019fb0
11. 0x49306e18e66aa087c92d29345010d70134a2fdf32e70928fd8a801aff623497f
12. 0x675ad332e4e03c6ca7b83cb47e436561f58dcfd1e7039a7e5688dd0ab3ddfc65
13. 0x0112f1cf16780e57f3e96886bf4fa05aa46598025dc9396eb1cbe8b1dcdffd9f
14. 0x894f627e9eac1731ca26b2b4b6529eb16ab1b15294210edac68c8378063e2d8d
15. 0x80b1e578d986f759ca01ea02c7a922e757a26a65318f9844ac72c5c1d4fe339e
16. 0xa856ad79e6f29a2b5516257f0d4817172cca11251fe2e7e8f3911b105fe2b622
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90