Evidence row 1823423

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/FN7U4W"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/777f739a-ed52-499b-88a1-9befac510f7e/.well-known/agent-card.json"
    ]
  ],
  "name": "Alander",
  "owner_address": "0x7f3d082b9e176b8d29113bed571d4c18b40a4747",
  "raw": {
    "agent_id": "24826",
    "agent_uri": "https://centralcity.ai/a/FN7U4W",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Alander 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/FN7U4W",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Alander",
      "registrations": [
        {
          "agentId": 24826,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/777f739a-ed52-499b-88a1-9befac510f7e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/FN7U4W",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793565218,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:35:46Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Alander 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/FN7U4W"
}

What the leaf hashes

{"body":"0d54d76c5ca32b2096a6b6c8b96e0c4acfe9406dfc572c40a9f15c1929e00036","id":1823423,"kind":"listing","method":"sync.erc8004/1","observed_us":1793565346761723,"prev":null,"subject":"erc8004:5042:24826","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. 0x14ca77d2138cd7be2186a147e847ff823a76b434fa06f9bdf047e23df1020ee8
2. 0xef4e0b80db2e78cc524a37d6250b5c16ff90be20a12e93af32dcb16917a3d4a5
3. 0x659ae4cabe06113135cf8eb668e90bf8edd341967da836c1c308a8b7cad57429
4. 0xc491abd2b23db1a66c648349e909d54f8ae37658b7eb2c523b77580a1b6e27e8
5. 0xab144b38d1028589629104439b9a9447b5db6ca1bedcf4a0d0cbc5a71f591a5d
6. 0x07f6f3d3d0f8a43c287cb96846c9eef2e2b4c90c4c5bda91905dc0734d882c4f
7. 0x44a628b8d9bfcb89e4df15f113c3594f50be2c476ad1fff22e2f44c5377db522
8. 0xfa060cd7eb1114cfdf782a4c1f5a79883716964f76dab1bf5f5942c1db05c5a1
9. 0x1cf6fc4521984b25bcec66354db88398fd972e6f8288ba9ee04f54f363745a65
10. 0xb1babebf22222bdedc068f9a643ce217f10d7eb84d9e151a3c5badeee5a86447
11. 0xf1ff5fb130c78235101ac2db45993a9a14f82bff6ec526eec34000d047812961
12. 0x79859dae10fa788a49bdaa3213f20a160211971c37ee9e9362c112381c4c44f2
13. 0xf1747d321f72e3e44bd30dc10c794e13858576ce0204d89dd555f1effa06ee29
14. 0xb44b8d5019b9204aa2c2f558cdc381e6729b1aeca3e674741fa07287022b1f0f
15. 0xf1aed005f71411c0df252d9623f284bcac7de199e24c4d4cd5df3e8d3348d3aa
16. 0x5cf5a0a57795246f996e480f05ed085c19d02f7d6e8fc3ddc392412466554f0f
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90