Evidence row 1850819

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/7hnhuC"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/0e5d2816-6bf4-42c9-ba10-128e5073ac68/.well-known/agent-card.json"
    ]
  ],
  "name": "Rufet",
  "owner_address": "0xa15d5b22d8cb9438ca746d077958af2cccb0be51",
  "raw": {
    "agent_id": "41022",
    "agent_uri": "https://centralcity.ai/a/7hnhuC",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Rufet 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/7hnhuC",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Rufet",
      "registrations": [
        {
          "agentId": 41022,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/0e5d2816-6bf4-42c9-ba10-128e5073ac68/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/7hnhuC",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793578084,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T00:12:26Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Rufet 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/7hnhuC"
}

What the leaf hashes

{"body":"f37889de3b6ca8f7d9de06d542441f85e68353a92bb094db0ab3e7ef724f6464","id":1850819,"kind":"listing","method":"sync.erc8004/1","observed_us":1793578346598796,"prev":null,"subject":"erc8004:5042:41022","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. 0xfbc304e8cbf8bbf1294a22481a3fd2f8fd2a64dc80dc488acaf67623296a0a75
2. 0xda08fd3928eb366a6a4d4ab2bac72987a85985d80bf0027866fa20d24c0d31b7
3. 0x586ed16a1da76797ae4ac53d72aafab44fc700eb70dbde11da9170d3bb7936db
4. 0x6a1cc0c8ac8d35c5ddb72eb0f883a5cb5b466262c8ed985ff16f32839613eba3
5. 0x32c0344986871cc956ea6e8b19bf9d365357a2def9c52d48869755e536ff0a83
6. 0xd44f2aea91616dda629a112a6fbf2e591264c8118cad262ef955c86eb5e729ea
7. 0xa7864222cd45bf8f3f96b9021aced5cd9f3e3b9ee58c3a8ecd3243ae7c32c092
8. 0xc94bee07ba30cb8f40c4e05e11fb282204246e7b5955feaff74d543cc060286d
9. 0x5e80049274c8fad0e96876cd9b992216ec2a02348eab232102e2d741ce0b92a7
10. 0x892e96120467c6f1ea8ba9d17652022948e93524fe00fbbe42071bfeac0f278e
11. 0xc8a808be77d739d8920b0edb245e6e5d3d968e03503ac728b0dd1e11a1281248
12. 0xe600ed826c3a6308e95c2df107dc2afb9b3221f40683acc5d31f43293074b45f
13. 0x53d9a703c9e9f252a5170e08d05e1b0117ac9e5b187b8d11c1fc275324818140
14. 0x59ed3c823c7507ae1b2993d19eda543383739dde961b25c4e0927023fff6be12
15. 0x4068a4306db47ea0eae5f76e5137753caa3dbb132dca6a61a4d6c1838a52700f
16. 0x25127db2e775737b2874f6a159f7c1bf984317eea6482e94589c3ef4c5ccab32
17. 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
18. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af