Evidence row 3044070

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/tBaueZ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/bd07e818-23ce-475e-9174-863d02248af6/.well-known/agent-card.json"
    ]
  ],
  "name": "Groton",
  "owner_address": "0xa64019b3b6e37ec27837f8ca0746301d5f2aec43",
  "raw": {
    "agent_id": "271863",
    "agent_uri": "https://centralcity.ai/a/tBaueZ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Groton 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/tBaueZ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Groton",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/bd07e818-23ce-475e-9174-863d02248af6/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/tBaueZ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T18:03:25Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Groton 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/tBaueZ"
}

What the leaf hashes

{"body":"f80f1c6ed188e3c121f2c5c40a1f11d35cd25ec5feb35a44916b68d0aff36e85","id":3044070,"kind":"listing","method":"sync.erc8004/1","observed_us":1793815405183203,"prev":null,"subject":"erc8004:5042:271863","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. 0xb3c5390c26e89e764276be62ad39fc1f7d9ce1e8f245ce7a25a909abb259f269
2. 0x08d0f267bb03838a063c0956e44e144b66c17f732f3fa85b60b4709c6ea8c858
3. 0x92be1e348d1456f8781711277449bdc15ba2ac68b7188c492c1f1d253f71ae41
4. 0x97481b27fbbb9dc4a3ee21bc5682f5b965de24f2eb4ce0d8494d8ad0e36d7fc9
5. 0x3d9805ec1558da9993aa939a6796ea62035111d7a4867fe6e2d1ea32553d98f5
6. 0xd8728f263df7f40f173878971733547fe596969e7fd97471501081502511c990
7. 0xd05186c548f710c9baa080a8bd889a3ba16439706d8441aa6959ae41f0dd173e
8. 0x977ee167108d49556f70e6c2f4b2f9799076fd4bd0922822b9fd3f001f17607b
9. 0x276b9926802ae7a3bca0f46038d7f92a7709ecf775323a7359ffb1b54667afa6
10. 0x232d3621652a1300ef916569a748a531da81045043880916c1a4be774d2a7e13
11. 0xacf0f51c94dc68545a3810254b30ebe3dcb7c5708dc265b3fb221a6587bb7037
12. 0x78357bdd82a089f8a0ff812c18c0937570e34f16a78657e6515b184e0c996011
13. 0x7e888ce63b4cb38fbd4960699aa8bf4042a285ec16af835a364b7fc414ccb08f
14. 0x494b466b3bfa0226a2c352cb1002412ec2f3d6fe45fdf4fa746e5dd945de3a9b
15. 0x99e1d917a09f567cab45503a7bb813f7329bab71a3ee4058b136e2e24fd38eef
16. 0xa81588732e20541f1fd63a8674c3102204c511e11cd493c1ebf29abccd23069e
17. 0x321a352f90893ccd0656c1544d31825cd29cf74464e924a4ca7fb29b1f8ee0fd
18. 0x9c1c771179da4a002386557e8601b2d4983c3e366808477ee20da18c282c1dd8
19. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345