Evidence row 1779099

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/OgCSZo"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/7dc38c6e-437e-43aa-95df-bceabfd15b39/.well-known/agent-card.json"
    ]
  ],
  "name": "Katis",
  "owner_address": "0x45752a770a10e59ca60e5c3076204715f9be92a2",
  "raw": {
    "agent_id": "13965",
    "agent_uri": "https://centralcity.ai/a/OgCSZo",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Katis 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/OgCSZo",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Katis",
      "registrations": [
        {
          "agentId": 13965,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/7dc38c6e-437e-43aa-95df-bceabfd15b39/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/OgCSZo",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793553868,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T17:28:30Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Katis 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/OgCSZo"
}

What the leaf hashes

{"body":"b1593b7c32702723df40850b3c0600df504999168176fc366cc6dd6d0d4923fa","id":1779099,"kind":"listing","method":"sync.erc8004/1","observed_us":1793554110937926,"prev":null,"subject":"erc8004:5042:13965","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. 0x976f833915a44913999b62d48e17c6a11780184cb0737df3539a9ed472d850d0
2. 0xcc541e2a3d4265583cf87cff9aa57df9a4b3c0ef2078237d76e9a193c6c6b5ab
3. 0x3a9abb348dea9f574c6b20fcf5a61d5d98866ffa1217de727d52b6ade05fa622
4. 0xa2f248ae110b29b00289f1d840b8b28c7559850a84755f4a860d0fcb9cd41efa
5. 0x77c9b6f983edcf5dee8659d718c3fe48a5076176796997bc846dfdbb7281ee7f
6. 0x3c2daf4eaaa5cf7d92d1be77d617bdfd9c7a025442f74e23056d2409c79e0291
7. 0x1ab7be564a1a98b68caae0bde114901404ab995673f63506507d06116573c697
8. 0xee26fabf608fcbd221b6f1eeeeed36f195b939325717379dd81f6a9586b37948
9. 0xb08fd8100da79aa31e88ef1b4b93a38370d54f3ce1a5538d5e238e1b2e6c183d
10. 0xd12a88603267e29688fc93b179d7e5d17f2ac8c037a274c2b1438e858b810690
11. 0x16e3b77bd3e82f3cb1d9b2cc789c0d6a81f1c04785605cb46b2f586c3a8dd6f4
12. 0x8672058a7ccedbe11a2fef93937317f7b0ca7f6df11e6cb05a9a8f81a9e040c0
13. 0x5fa48d4b29f08942a71ddc94700c9e76269811b21fe904993da8011a51962f43
14. 0x4a947b63bd24ff0fe59b3ababead63ec46e4f0a77216d7b01b8bdbc5c7c01e63
15. 0x23107b06227fe01d939429fa5248f5555093c421dfc6b8bc6ba3518a65263d17
16. 0xc2b1c84ef3531511a3d8d9db5ff9eeca2725a3782e7f9c4ac87fc0f1588349fa
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90