Evidence row 3123078

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/XfXxuQ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1468dd4d-e8d1-4b84-bbd1-39f383ff588e/.well-known/agent-card.json"
    ]
  ],
  "name": "Sampus",
  "owner_address": "0xec68712c4f8dbb1b21b7b4b4781d06a97388b2e5",
  "raw": {
    "agent_id": "288434",
    "agent_uri": "https://centralcity.ai/a/XfXxuQ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Sampus 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/XfXxuQ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Sampus",
      "registrations": [
        {
          "agentId": 288434,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1468dd4d-e8d1-4b84-bbd1-39f383ff588e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/XfXxuQ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793823744,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T20:25:21Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Sampus 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/XfXxuQ"
}

What the leaf hashes

{"body":"edd090923a8160cc063e148dd2ecc132d7cd92e6fb261733f944755d3eff360f","id":3123078,"kind":"listing","method":"sync.erc8004/1","observed_us":1793823921770228,"prev":null,"subject":"erc8004:5042:288434","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x6507daad5abacddff90e6eba729332f6cb7f7dce64f5865ccceb5d50208961ba
2. 0x388bca2d4e2f882cbc83278be15247a5bd6751a6a80de2766bc5515995d0f1c2
3. 0x3217fe297912896c0a968641c21c059d2054e948a8eace7c082d820947afd29e
4. 0x41dbdf2be4d2458240558a7592b64f7a20b78420fc65bcd184a332ce735acfcf
5. 0x381cf319c775b2e9426b5ebab9c321b0e3e570ef5b11ea28624d577fdb2bfd3d
6. 0x18c606136309e9a56a12cf710e39265d15f062494cb794a33a29f2dfc38f89ca
7. 0x4f7edfa71f9ddb6f40c9bf34727835d55ebe1c069f78211b8061e5906c764235
8. 0x368e168a1ed4ad0505f383bfdfba6f905c1779a0fd56e9e6249699d6283e3b2b
9. 0x2a9ae5c92984deca77ec080e261069b3569ac795fcefa71692867b95698e739c
10. 0xa83879cd182a7a879cdb9c3515c74cbf2f91f2592335e009ed496b062f313ee4
11. 0xe53e10fa7ed4046e75e98b737d82378d52f7b34966949c1c75d25e082b05aeaf
12. 0x5480023ec717be5c87c88ea6f50d90fd8ad1d01526c058468ab604110716e1d8
13. 0xd5ecbd8cddae3189dde01751faa8154b79da64954ef2e6472dc0e81a8f429577
14. 0x3b1726687d77b93fde24818aacc15ce8acc187a405b1ecd23d591d9b554de8a3
15. 0x0e10919b7a16f90360e54e6f46f983247d877881e666fe311966b12118be1c10
16. 0x222747d565045b8857fa26ae816cd563ae6334c25795b19227a65c6abf341de3
17. 0xd8e00ce5342a08a947d0a4806e7254d076614766392d88153d93cf58ae69cf8b
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345