Evidence row 1821215

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/IGmGKk"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9cff3143-b283-4394-b6b5-94ce4d40a228/.well-known/agent-card.json"
    ]
  ],
  "name": "Mosteon76",
  "owner_address": "0x11edcb6868e08bc80ec0062193df14a050583134",
  "raw": {
    "agent_id": "23300",
    "agent_uri": "https://centralcity.ai/a/IGmGKk",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Mosteon76 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/IGmGKk",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Mosteon76",
      "registrations": [
        {
          "agentId": 23300,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9cff3143-b283-4394-b6b5-94ce4d40a228/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/IGmGKk",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793563989,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:18:15Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Mosteon76 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/IGmGKk"
}

What the leaf hashes

{"body":"21cfd079592b12c13901edfd866b5440b4d4a37f11ba84bcf7dc6508136f854f","id":1821215,"kind":"listing","method":"sync.erc8004/1","observed_us":1793564295756716,"prev":null,"subject":"erc8004:5042:23300","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. 0xf53ee266fe9fe5e8102f6e18d493bdf05e14fc0f58ce8fd24371d9009e279d47
2. 0xf323ffef75a45887ba388863a5329b24368b5dee2b714ecb17a4bf8ca17a46f6
3. 0x6d42c30e3d348c79d2ecaa40a51ada0ed7ac9b99a3bb56cf4125603d65303977
4. 0x8fefe829e1b519cdf7d6590561fc49465036838fa9f528ed192fc3e2872bd464
5. 0xe097d4b2224e721743c580c9389eab5b8d2733eec86445d3bdf2ec4d4e5e9f23
6. 0xb11eb293143bf177069fcc8415e29545c0adbc1d5c2f2fd5ca93e7640ebe05e6
7. 0x1ab78ee2611ab0e7a82b01c63f37985ff7ec3247af2f8d67bccd2058372be873
8. 0xd6de54ac08b28af076b83471f4d137c6f9916b2f78d8973de8a26c4c16af6d5e
9. 0xb8ab2dcf7077dd4ef0af7ee9ffb73d5ead733076b9fd31e682fd377d60e6c031
10. 0x631ece897c4d8b1aa4f83e057914de13fecbd6c264632078bc103eda8a9827b1
11. 0x987031ca9675b3f63a997d4f24981e2f0002159e1b6ccf4226bed4eb814723ab
12. 0x1278391fa22e576ce5c6362c943edc1a68b9a92ac18bff7789f8a082a7b194c5
13. 0x0c23c9192bfe154b4061fe80d841228e518702b191bcc9803922e60782f4706b
14. 0x9b4eda8f413d128915df51c98c771c8ee622b35a4252b9c2a803dd51ad66d4c8
15. 0x624db22ddd30d851957cc9d44cc5b314f300cfe0ff69cfbcfe0b2a2df8fdd12c
16. 0x1023fddec22f7cf1aff98422f0e5714dcc4ca7df3408bb6d4550d6f770e5033a
17. 0xf7af9137c03da92bdd37d086da37554097bcd1fce016f93f2e66d18b71970c5d

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90