Evidence row 1819875

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/YPsA3c"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/78d63335-aa54-4f6b-9d15-8eeff0e3f7f6/.well-known/agent-card.json"
    ]
  ],
  "name": "Schatert",
  "owner_address": "0xc1cf1db95a331041deb4b3d76a2994bd86095a73",
  "raw": {
    "agent_id": "22457",
    "agent_uri": "https://centralcity.ai/a/YPsA3c",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Schatert 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/YPsA3c",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Schatert",
      "registrations": [
        {
          "agentId": 22457,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/78d63335-aa54-4f6b-9d15-8eeff0e3f7f6/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/YPsA3c",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793563296,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:06:46Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Schatert 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/YPsA3c"
}

What the leaf hashes

{"body":"82aab217c52609eb37ff81e0ec0d9a36e00f41a13d38d449bdb2f563d210e4c1","id":1819875,"kind":"listing","method":"sync.erc8004/1","observed_us":1793563606358220,"prev":null,"subject":"erc8004:5042:22457","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. 0x509e2d3cab5678f8ed9aa3908d4601505f4fde403a9bd053001b5f09069cd14d
2. 0x7ebf2eb06be366b08cd8ac641177f42f3efccc1c6c97f8ba99021eda364f4493
3. 0x12841e8a07b29e0ade4d0223b406d6145c3fa3fd0c1e734289854e19fe825c5a
4. 0x5416a0d022bf24af5c99a2eb04400b76cf8c377fca4fd8eb037f8888c561650c
5. 0x4025f5b165ff04da9ec564c6f93a3edb4f5d46c40225fe1752f3891959aaa41b
6. 0xc7e2068eccb2a38d15494f99e7e83b93765bcf5346deb667fde9398418a6da54
7. 0x49fc91d4e2e885fdf344e00c2ae38222152087ba06f1926b00449e174e5ae7c6
8. 0x8df37c8ea5c1e43a8e0aada3699d896f44cffe0ffd62f5b364bbbd782df6cf4e
9. 0x458c36e704f5b1e217c6889ef646b93f51b56e1f7deff9f1b212c1ab376a0850
10. 0x8035596ffcc2918254cb918a77dcf525194796fe1b56d95b4943ee1b1976570c
11. 0x10febd51cf7dfc486b90d8476111abd3717e8453c7b2a9466f432b76b99685b0
12. 0x21938c6c946f4b4fbc9debe25f5efc2591234f62b5e79a54d3dc9abe2154cc21
13. 0x61ea1522e2a8dd1dbb4a7f6b4b6b4e9d2d75dad9c43bbf8d014ad3d2e55a77e7
14. 0x4dd56cbe7671c2bd3ac1c5d78e38f1cd1c8a879b29f9a6a5b8a22555a3aedcd2
15. 0x0e3f78943343406ddd3828dd4ca4b5a188e80ffe3ac87d64d979448ee11c1cc5
16. 0x00ec7149eb024693951d82cb635dfa183f4f34dae011e77ba0420a38a378e0aa
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90