Evidence row 1822994

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/EwPvho"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/3a4905a5-97ec-4e1a-8492-7b587a7e7c7a/.well-known/agent-card.json"
    ]
  ],
  "name": "Daseon",
  "owner_address": "0xf93263407cbef3ed3a59bdf78b662f43437068f4",
  "raw": {
    "agent_id": "24547",
    "agent_uri": "https://centralcity.ai/a/EwPvho",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Daseon 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/EwPvho",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Daseon",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/3a4905a5-97ec-4e1a-8492-7b587a7e7c7a/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/EwPvho",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:29:53Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Daseon 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/EwPvho"
}

What the leaf hashes

{"body":"e15659355aebf70f37dbe9e8699c50ad2fab67729a79dec51f6d20e62e548860","id":1822994,"kind":"listing","method":"sync.erc8004/1","observed_us":1793564993643581,"prev":null,"subject":"erc8004:5042:24547","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. 0x83fe22b2a0ccfed8c21bf38465b54a13fca6586f106049428f9fe9da1598dc80
2. 0xb74644be46e2608c6e6b0ea01f5359b6585d2ddb884a292364ab647565d98a23
3. 0x27e5d92cbdfd58d78feeca858918b57f183575e8ae42aecd0bebdf4efbdf1d1a
4. 0x80da2e4e9012c6c4cdca6386629174853002873bcf70f07ceeb7a1941cd6cee0
5. 0x4b3560f496651c471ad8b7a9a10e3a7b2ee4dab268d3adb2a4665e9004a4a747
6. 0xb15b133f72bab146256adff8889f8f1c6d7d7d1b0306d28e0e496de89b23520b
7. 0x26f08a39e770fc59069047f97f94954a9403e34fd77124d8449f5e0b6c59a8e2
8. 0xa69ce2b101b6a7147d7abe7a213f08f97566422663d02086b3b482326b9b60e2
9. 0x049702fefdd308bc962ba2a90000c9925b7dfe3984e27bf7453ead28b6fd79a9
10. 0xedd3558b0ba80cf55705bca36444ecc4ab5e591e7b7e6602ee9b706b38ef34f8
11. 0xc0a94b5f8f474dcff1fed63b2fc4492beb29ac5a6632c3c67139ee0929abfc4b
12. 0x3e696f7655814cdd0c2f74fc09e68f3091e794fc7b5882a8e71c89e5c4bbdf00
13. 0x23a4dc987ee7dc4c8a8ce447e3eb85e80166e6855921cf4fe20a6b0da70c4d2a
14. 0x12d005bd5bab52a5295a7639e02ffa6fa98b5e18753f0f4638b668903af24ab7
15. 0x3950a937c3f98cedf9cbbc2f8905c10e3aac8ebc54b1e3468237d58bb254c496
16. 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90